1 /* Functions for creating and updating GTK widgets.
3 Copyright (C) 2003-2015 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
30 #include "blockinput.h"
31 #include "syssignal.h"
35 #include "termhooks.h"
41 #include <gdk/gdkkeysyms.h>
42 #include "xsettings.h"
45 #include <X11/Xft/Xft.h>
50 #include "emacsgtkfixed.h"
53 #ifndef HAVE_GTK_WIDGET_SET_HAS_WINDOW
54 #define gtk_widget_set_has_window(w, b) \
55 (gtk_fixed_set_has_window (GTK_FIXED (w), b))
57 #ifndef HAVE_GTK_DIALOG_GET_ACTION_AREA
58 #define gtk_dialog_get_action_area(w) ((w)->action_area)
59 #define gtk_dialog_get_content_area(w) ((w)->vbox)
61 #ifndef HAVE_GTK_WIDGET_GET_SENSITIVE
62 #define gtk_widget_get_sensitive(w) (GTK_WIDGET_SENSITIVE (w))
64 #ifndef HAVE_GTK_ADJUSTMENT_GET_PAGE_SIZE
65 #define gtk_adjustment_set_page_size(w, s) ((w)->page_size = (s))
66 #define gtk_adjustment_set_page_increment(w, s) ((w)->page_increment = (s))
67 #define gtk_adjustment_get_step_increment(w) ((w)->step_increment)
68 #define gtk_adjustment_set_step_increment(w, s) ((w)->step_increment = (s))
70 #if GTK_CHECK_VERSION (2, 12, 0)
71 #define remove_submenu(w) gtk_menu_item_set_submenu ((w), NULL)
73 #define remove_submenu(w) gtk_menu_item_remove_submenu ((w))
76 #if ! GTK_CHECK_VERSION (2, 14, 0)
77 #define gtk_adjustment_configure(adj, xvalue, xlower, \
78 xupper, xstep_increment, \
79 xpage_increment, xpagesize) \
81 adj->lower = xlower; \
82 adj->upper = xupper; \
83 adj->page_size = xpagesize; \
84 gtk_adjustment_set_value (adj, xvalue); \
85 adj->page_increment = xpage_increment; \
86 adj->step_increment = xstep_increment; \
88 #endif /* < Gtk+ 2.14 */
91 #if GTK_CHECK_VERSION (3, 2, 0)
92 #define USE_NEW_GTK_FONT_CHOOSER 1
94 #define USE_NEW_GTK_FONT_CHOOSER 0
95 #define gtk_font_chooser_dialog_new(x, y) \
96 gtk_font_selection_dialog_new (x)
97 #undef GTK_FONT_CHOOSER
98 #define GTK_FONT_CHOOSER(x) GTK_FONT_SELECTION_DIALOG (x)
99 #define gtk_font_chooser_set_font(x, y) \
100 gtk_font_selection_dialog_set_font_name (x, y)
102 #endif /* HAVE_FREETYPE */
104 #if GTK_CHECK_VERSION (3, 10, 0)
105 #define XG_TEXT_CANCEL "Cancel"
106 #define XG_TEXT_OK "OK"
107 #define XG_TEXT_OPEN "Open"
109 #define XG_TEXT_CANCEL GTK_STOCK_CANCEL
110 #define XG_TEXT_OK GTK_STOCK_OK
111 #define XG_TEXT_OPEN GTK_STOCK_OPEN
115 #ifdef USE_GTK_TOOLTIP
116 #define gdk_window_get_screen(w) gdk_drawable_get_screen (w)
118 #define gdk_window_get_geometry(w, a, b, c, d) \
119 gdk_window_get_geometry (w, a, b, c, d, 0)
120 #define gdk_x11_window_lookup_for_display(d, w) \
121 gdk_xid_table_lookup_for_display (d, w)
122 #define gtk_box_new(ori, spacing) \
123 ((ori) == GTK_ORIENTATION_HORIZONTAL \
124 ? gtk_hbox_new (FALSE, (spacing)) : gtk_vbox_new (FALSE, (spacing)))
125 #define gtk_scrollbar_new(ori, spacing) \
126 ((ori) == GTK_ORIENTATION_HORIZONTAL \
127 ? gtk_hscrollbar_new ((spacing)) : gtk_vscrollbar_new ((spacing)))
129 #define GDK_KEY_g GDK_g
131 #endif /* HAVE_GTK3 */
133 #define XG_BIN_CHILD(x) gtk_bin_get_child (GTK_BIN (x))
135 static void update_theme_scrollbar_width (void);
136 static void update_theme_scrollbar_height (void);
138 #define TB_INFO_KEY "xg_frame_tb_info"
139 struct xg_frame_tb_info
141 Lisp_Object last_tool_bar
;
144 int hmargin
, vmargin
;
145 GtkTextDirection dir
;
149 /***********************************************************************
150 Display handling functions
151 ***********************************************************************/
153 /* Keep track of the default display, or NULL if there is none. Emacs
154 may close all its displays. */
156 static GdkDisplay
*gdpy_def
;
158 /* When the GTK widget W is to be created on a display for F that
159 is not the default display, set the display for W.
160 W can be a GtkMenu or a GtkWindow widget. */
163 xg_set_screen (GtkWidget
*w
, struct frame
*f
)
165 if (FRAME_X_DISPLAY (f
) != DEFAULT_GDK_DISPLAY ())
167 GdkDisplay
*gdpy
= gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f
));
168 GdkScreen
*gscreen
= gdk_display_get_default_screen (gdpy
);
171 gtk_menu_set_screen (GTK_MENU (w
), gscreen
);
173 gtk_window_set_screen (GTK_WINDOW (w
), gscreen
);
178 /* Open a display named by DISPLAY_NAME. The display is returned in *DPY.
179 *DPY is set to NULL if the display can't be opened.
181 Returns non-zero if display could be opened, zero if display could not
182 be opened, and less than zero if the GTK version doesn't support
183 multiple displays. */
186 xg_display_open (char *display_name
, Display
**dpy
)
190 unrequest_sigio (); // See comment in x_display_ok, xterm.c.
191 gdpy
= gdk_display_open (display_name
);
193 if (!gdpy_def
&& gdpy
)
196 gdk_display_manager_set_default_display (gdk_display_manager_get (),
200 *dpy
= gdpy
? GDK_DISPLAY_XDISPLAY (gdpy
) : NULL
;
204 /* Close display DPY. */
207 xg_display_close (Display
*dpy
)
209 GdkDisplay
*gdpy
= gdk_x11_lookup_xdisplay (dpy
);
211 /* If this is the default display, try to change it before closing.
212 If there is no other display to use, gdpy_def is set to NULL, and
213 the next call to xg_display_open resets the default display. */
214 if (gdk_display_get_default () == gdpy
)
216 struct x_display_info
*dpyinfo
;
217 GdkDisplay
*gdpy_new
= NULL
;
219 /* Find another display. */
220 for (dpyinfo
= x_display_list
; dpyinfo
; dpyinfo
= dpyinfo
->next
)
221 if (dpyinfo
->display
!= dpy
)
223 gdpy_new
= gdk_x11_lookup_xdisplay (dpyinfo
->display
);
224 gdk_display_manager_set_default_display (gdk_display_manager_get (),
231 #if GTK_CHECK_VERSION (2, 0, 0) && ! GTK_CHECK_VERSION (2, 10, 0)
232 /* GTK 2.2-2.8 has a bug that makes gdk_display_close crash (bug
233 http://bugzilla.gnome.org/show_bug.cgi?id=85715). This way we
234 can continue running, but there will be memory leaks. */
235 g_object_run_dispose (G_OBJECT (gdpy
));
237 /* This seems to be fixed in GTK 2.10. */
238 gdk_display_close (gdpy
);
243 /***********************************************************************
245 ***********************************************************************/
247 /* Create and return the cursor to be used for popup menus and
248 scroll bars on display DPY. */
251 xg_create_default_cursor (Display
*dpy
)
253 GdkDisplay
*gdpy
= gdk_x11_lookup_xdisplay (dpy
);
254 return gdk_cursor_new_for_display (gdpy
, GDK_LEFT_PTR
);
258 xg_get_pixbuf_from_pixmap (struct frame
*f
, Pixmap pix
)
263 unsigned int width
, height
, uunused
;
266 XGetGeometry (FRAME_X_DISPLAY (f
), pix
, &wunused
, &iunused
, &iunused
,
267 &width
, &height
, &uunused
, &uunused
);
269 xim
= XGetImage (FRAME_X_DISPLAY (f
), pix
, 0, 0, width
, height
,
273 tmp_buf
= gdk_pixbuf_new_from_data ((guchar
*) xim
->data
,
286 /* Apply GMASK to GPIX and return a GdkPixbuf with an alpha channel. */
289 xg_get_pixbuf_from_pix_and_mask (struct frame
*f
,
294 GdkPixbuf
*icon_buf
, *tmp_buf
;
296 tmp_buf
= xg_get_pixbuf_from_pixmap (f
, pix
);
297 icon_buf
= gdk_pixbuf_add_alpha (tmp_buf
, FALSE
, 0, 0, 0);
298 g_object_unref (G_OBJECT (tmp_buf
));
300 width
= gdk_pixbuf_get_width (icon_buf
);
301 height
= gdk_pixbuf_get_height (icon_buf
);
305 GdkPixbuf
*mask_buf
= xg_get_pixbuf_from_pixmap (f
, mask
);
306 guchar
*pixels
= gdk_pixbuf_get_pixels (icon_buf
);
307 guchar
*mask_pixels
= gdk_pixbuf_get_pixels (mask_buf
);
308 int rowstride
= gdk_pixbuf_get_rowstride (icon_buf
);
309 int mask_rowstride
= gdk_pixbuf_get_rowstride (mask_buf
);
312 for (y
= 0; y
< height
; ++y
)
314 guchar
*iconptr
, *maskptr
;
317 iconptr
= pixels
+ y
* rowstride
;
318 maskptr
= mask_pixels
+ y
* mask_rowstride
;
320 for (x
= 0; x
< width
; ++x
)
322 /* In a bitmap, RGB is either 255/255/255 or 0/0/0. Checking
323 just R is sufficient. */
325 iconptr
[3] = 0; /* 0, 1, 2 is R, G, B. 3 is alpha. */
327 iconptr
+= rowstride
/width
;
328 maskptr
+= mask_rowstride
/width
;
332 g_object_unref (G_OBJECT (mask_buf
));
339 file_for_image (Lisp_Object image
)
341 Lisp_Object specified_file
= Qnil
;
344 for (tail
= XCDR (image
);
345 NILP (specified_file
) && CONSP (tail
) && CONSP (XCDR (tail
));
346 tail
= XCDR (XCDR (tail
)))
347 if (EQ (XCAR (tail
), QCfile
))
348 specified_file
= XCAR (XCDR (tail
));
350 return specified_file
;
353 /* For the image defined in IMG, make and return a GtkImage. For displays with
354 8 planes or less we must make a GdkPixbuf and apply the mask manually.
355 Otherwise the highlighting and dimming the tool bar code in GTK does
356 will look bad. For display with more than 8 planes we just use the
357 pixmap and mask directly. For monochrome displays, GTK doesn't seem
358 able to use external pixmaps, it looks bad whatever we do.
359 The image is defined on the display where frame F is.
360 WIDGET is used to find the GdkColormap to use for the GdkPixbuf.
361 If OLD_WIDGET is NULL, a new widget is constructed and returned.
362 If OLD_WIDGET is not NULL, that widget is modified. */
365 xg_get_image_for_pixmap (struct frame
*f
,
368 GtkImage
*old_widget
)
372 /* If we have a file, let GTK do all the image handling.
373 This seems to be the only way to make insensitive and activated icons
374 look good in all cases. */
375 Lisp_Object specified_file
= file_for_image (img
->spec
);
378 /* We already loaded the image once before calling this
379 function, so this only fails if the image file has been removed.
380 In that case, use the pixmap already loaded. */
382 if (STRINGP (specified_file
)
383 && STRINGP (file
= x_find_image_file (specified_file
)))
386 old_widget
= GTK_IMAGE (gtk_image_new_from_file (SSDATA (file
)));
388 gtk_image_set_from_file (old_widget
, SSDATA (file
));
390 return GTK_WIDGET (old_widget
);
393 /* No file, do the image handling ourselves. This will look very bad
394 on a monochrome display, and sometimes bad on all displays with
397 /* This is a workaround to make icons look good on pseudo color
398 displays. Apparently GTK expects the images to have an alpha
399 channel. If they don't, insensitive and activated icons will
400 look bad. This workaround does not work on monochrome displays,
401 and is strictly not needed on true color/static color displays (i.e.
402 16 bits and higher). But we do it anyway so we get a pixbuf that is
403 not associated with the img->pixmap. The img->pixmap may be removed
404 by clearing the image cache and then the tool bar redraw fails, since
405 Gtk+ assumes the pixmap is always there. */
406 icon_buf
= xg_get_pixbuf_from_pix_and_mask (f
, img
->pixmap
, img
->mask
);
411 old_widget
= GTK_IMAGE (gtk_image_new_from_pixbuf (icon_buf
));
413 gtk_image_set_from_pixbuf (old_widget
, icon_buf
);
415 g_object_unref (G_OBJECT (icon_buf
));
418 return GTK_WIDGET (old_widget
);
422 /* Set CURSOR on W and all widgets W contain. We must do like this
423 for scroll bars and menu because they create widgets internally,
424 and it is those widgets that are visible. */
427 xg_set_cursor (GtkWidget
*w
, GdkCursor
*cursor
)
429 GdkWindow
*window
= gtk_widget_get_window (w
);
430 GList
*children
= gdk_window_peek_children (window
);
432 gdk_window_set_cursor (window
, cursor
);
434 /* The scroll bar widget has more than one GDK window (had to look at
435 the source to figure this out), and there is no way to set cursor
436 on widgets in GTK. So we must set the cursor for all GDK windows.
439 for ( ; children
; children
= g_list_next (children
))
440 gdk_window_set_cursor (GDK_WINDOW (children
->data
), cursor
);
443 /* Insert NODE into linked LIST. */
446 xg_list_insert (xg_list_node
*list
, xg_list_node
*node
)
448 xg_list_node
*list_start
= list
->next
;
450 if (list_start
) list_start
->prev
= node
;
451 node
->next
= list_start
;
456 /* Remove NODE from linked LIST. */
459 xg_list_remove (xg_list_node
*list
, xg_list_node
*node
)
461 xg_list_node
*list_start
= list
->next
;
462 if (node
== list_start
)
464 list
->next
= node
->next
;
465 if (list
->next
) list
->next
->prev
= 0;
469 node
->prev
->next
= node
->next
;
470 if (node
->next
) node
->next
->prev
= node
->prev
;
474 /* Allocate and return a utf8 version of STR. If STR is already
475 utf8 or NULL, just return a copy of STR.
476 A new string is allocated and the caller must free the result
480 get_utf8_string (const char *str
)
484 if (!str
) return NULL
;
486 /* If not UTF-8, try current locale. */
487 if (!g_utf8_validate (str
, -1, NULL
))
488 utf8_str
= g_locale_to_utf8 (str
, -1, 0, 0, 0);
490 return g_strdup (str
);
494 /* Probably some control characters in str. Escape them. */
496 ptrdiff_t nr_bad
= 0;
499 unsigned char *p
= (unsigned char *)str
;
503 while (! (cp
= g_locale_to_utf8 ((char *)p
, -1, &bytes_read
,
504 &bytes_written
, &err
))
505 && err
->code
== G_CONVERT_ERROR_ILLEGAL_SEQUENCE
)
508 p
+= bytes_written
+1;
521 if ((min (PTRDIFF_MAX
, SIZE_MAX
) - len
- 1) / 4 < nr_bad
)
522 memory_full (SIZE_MAX
);
523 up
= utf8_str
= xmalloc (len
+ nr_bad
* 4 + 1);
524 p
= (unsigned char *)str
;
526 while (! (cp
= g_locale_to_utf8 ((char *)p
, -1, &bytes_read
,
527 &bytes_written
, &err
))
528 && err
->code
== G_CONVERT_ERROR_ILLEGAL_SEQUENCE
)
530 memcpy (up
, p
, bytes_written
);
532 up
+= sprintf (up
, "\\%03o", p
[bytes_written
]);
533 p
+= bytes_written
+ 1;
552 /* Check for special colors used in face spec for region face.
553 The colors are fetched from the Gtk+ theme.
554 Return true if color was found, false if not. */
557 xg_check_special_colors (struct frame
*f
,
558 const char *color_name
,
562 bool get_bg
= strcmp ("gtk_selection_bg_color", color_name
) == 0;
563 bool get_fg
= !get_bg
&& strcmp ("gtk_selection_fg_color", color_name
) == 0;
565 if (! FRAME_GTK_WIDGET (f
) || ! (get_bg
|| get_fg
))
571 GtkStyleContext
*gsty
572 = gtk_widget_get_style_context (FRAME_GTK_OUTER_WIDGET (f
));
574 char buf
[sizeof "rgb://rrrr/gggg/bbbb"];
575 int state
= GTK_STATE_FLAG_SELECTED
|GTK_STATE_FLAG_FOCUSED
;
577 gtk_style_context_get_color (gsty
, state
, &col
);
579 gtk_style_context_get_background_color (gsty
, state
, &col
);
581 sprintf (buf
, "rgb:%04x/%04x/%04x",
582 (unsigned) (col
.red
* 65535),
583 (unsigned) (col
.green
* 65535),
584 (unsigned) (col
.blue
* 65535));
585 success_p
= (XParseColor (FRAME_X_DISPLAY (f
), FRAME_X_COLORMAP (f
),
589 GtkStyle
*gsty
= gtk_widget_get_style (FRAME_GTK_WIDGET (f
));
590 GdkColor
*grgb
= get_bg
591 ? &gsty
->bg
[GTK_STATE_SELECTED
]
592 : &gsty
->fg
[GTK_STATE_SELECTED
];
594 color
->red
= grgb
->red
;
595 color
->green
= grgb
->green
;
596 color
->blue
= grgb
->blue
;
597 color
->pixel
= grgb
->pixel
;
608 /***********************************************************************
610 ***********************************************************************/
611 /* Gtk+ calls this callback when the parent of our tooltip dummy changes.
612 We use that to pop down the tooltip. This happens if Gtk+ for some
613 reason wants to change or hide the tooltip. */
615 #ifdef USE_GTK_TOOLTIP
618 hierarchy_ch_cb (GtkWidget
*widget
,
619 GtkWidget
*previous_toplevel
,
622 struct frame
*f
= user_data
;
623 struct x_output
*x
= f
->output_data
.x
;
624 GtkWidget
*top
= gtk_widget_get_toplevel (x
->ttip_lbl
);
626 if (! top
|| ! GTK_IS_WINDOW (top
))
627 gtk_widget_hide (previous_toplevel
);
630 /* Callback called when Gtk+ thinks a tooltip should be displayed.
631 We use it to get the tooltip window and the tooltip widget so
632 we can manipulate the ourselves.
634 Return FALSE ensures that the tooltip is not shown. */
637 qttip_cb (GtkWidget
*widget
,
640 gboolean keyboard_mode
,
644 struct frame
*f
= user_data
;
645 struct x_output
*x
= f
->output_data
.x
;
646 if (x
->ttip_widget
== NULL
)
651 g_object_set (G_OBJECT (widget
), "has-tooltip", FALSE
, NULL
);
652 x
->ttip_widget
= tooltip
;
653 g_object_ref (G_OBJECT (tooltip
));
654 x
->ttip_lbl
= gtk_label_new ("");
655 g_object_ref (G_OBJECT (x
->ttip_lbl
));
656 gtk_tooltip_set_custom (tooltip
, x
->ttip_lbl
);
657 x
->ttip_window
= GTK_WINDOW (gtk_widget_get_toplevel (x
->ttip_lbl
));
659 /* Change stupid Gtk+ default line wrapping. */
660 p
= gtk_widget_get_parent (x
->ttip_lbl
);
661 list
= gtk_container_get_children (GTK_CONTAINER (p
));
662 for (iter
= list
; iter
; iter
= g_list_next (iter
))
664 GtkWidget
*w
= GTK_WIDGET (iter
->data
);
665 if (GTK_IS_LABEL (w
))
666 gtk_label_set_line_wrap (GTK_LABEL (w
), FALSE
);
670 /* ATK needs an empty title for some reason. */
671 gtk_window_set_title (x
->ttip_window
, "");
672 /* Realize so we can safely get screen later on. */
673 gtk_widget_realize (GTK_WIDGET (x
->ttip_window
));
674 gtk_widget_realize (x
->ttip_lbl
);
676 g_signal_connect (x
->ttip_lbl
, "hierarchy-changed",
677 G_CALLBACK (hierarchy_ch_cb
), f
);
682 #endif /* USE_GTK_TOOLTIP */
684 /* Prepare a tooltip to be shown, i.e. calculate WIDTH and HEIGHT.
685 Return true if a system tooltip is available. */
688 xg_prepare_tooltip (struct frame
*f
,
693 #ifndef USE_GTK_TOOLTIP
696 struct x_output
*x
= f
->output_data
.x
;
700 GtkSettings
*settings
;
701 gboolean tt_enabled
= TRUE
;
703 Lisp_Object encoded_string
;
705 if (!x
->ttip_lbl
) return 0;
708 encoded_string
= ENCODE_UTF_8 (string
);
709 widget
= GTK_WIDGET (x
->ttip_lbl
);
710 gwin
= gtk_widget_get_window (GTK_WIDGET (x
->ttip_window
));
711 screen
= gdk_window_get_screen (gwin
);
712 settings
= gtk_settings_get_for_screen (screen
);
713 g_object_get (settings
, "gtk-enable-tooltips", &tt_enabled
, NULL
);
716 g_object_set (settings
, "gtk-enable-tooltips", FALSE
, NULL
);
717 /* Record that we disabled it so it can be enabled again. */
718 g_object_set_data (G_OBJECT (x
->ttip_window
), "restore-tt",
722 /* Prevent Gtk+ from hiding tooltip on mouse move and such. */
723 g_object_set_data (G_OBJECT
724 (gtk_widget_get_display (GTK_WIDGET (x
->ttip_window
))),
725 "gdk-display-current-tooltip", NULL
);
727 /* Put our dummy widget in so we can get callbacks for unrealize and
728 hierarchy-changed. */
729 gtk_tooltip_set_custom (x
->ttip_widget
, widget
);
730 gtk_tooltip_set_text (x
->ttip_widget
, SSDATA (encoded_string
));
731 gtk_widget_get_preferred_size (GTK_WIDGET (x
->ttip_window
), NULL
, &req
);
732 if (width
) *width
= req
.width
;
733 if (height
) *height
= req
.height
;
738 #endif /* USE_GTK_TOOLTIP */
741 /* Show the tooltip at ROOT_X and ROOT_Y.
742 xg_prepare_tooltip must have been called before this function. */
745 xg_show_tooltip (struct frame
*f
, int root_x
, int root_y
)
747 #ifdef USE_GTK_TOOLTIP
748 struct x_output
*x
= f
->output_data
.x
;
752 gtk_window_move (x
->ttip_window
, root_x
, root_y
);
753 gtk_widget_show_all (GTK_WIDGET (x
->ttip_window
));
759 /* Hide tooltip if shown. Do nothing if not shown.
760 Return true if tip was hidden, false if not (i.e. not using
764 xg_hide_tooltip (struct frame
*f
)
767 #ifdef USE_GTK_TOOLTIP
768 if (f
->output_data
.x
->ttip_window
)
770 GtkWindow
*win
= f
->output_data
.x
->ttip_window
;
772 gtk_widget_hide (GTK_WIDGET (win
));
774 if (g_object_get_data (G_OBJECT (win
), "restore-tt"))
776 GdkWindow
*gwin
= gtk_widget_get_window (GTK_WIDGET (win
));
777 GdkScreen
*screen
= gdk_window_get_screen (gwin
);
778 GtkSettings
*settings
= gtk_settings_get_for_screen (screen
);
779 g_object_set (settings
, "gtk-enable-tooltips", TRUE
, NULL
);
790 /***********************************************************************
791 General functions for creating widgets, resizing, events, e.t.c.
792 ***********************************************************************/
795 my_log_handler (const gchar
*log_domain
, GLogLevelFlags log_level
,
796 const gchar
*msg
, gpointer user_data
)
798 if (!strstr (msg
, "visible children"))
799 fprintf (stderr
, "XX %s-WARNING **: %s\n", log_domain
, msg
);
802 /* Make a geometry string and pass that to GTK. It seems this is the
803 only way to get geometry position right if the user explicitly
804 asked for a position when starting Emacs.
805 F is the frame we shall set geometry for. */
808 xg_set_geometry (struct frame
*f
)
810 if (f
->size_hint_flags
& (USPosition
| PPosition
))
812 int left
= f
->left_pos
;
813 int xneg
= f
->size_hint_flags
& XNegative
;
814 int top
= f
->top_pos
;
815 int yneg
= f
->size_hint_flags
& YNegative
;
816 char geom_str
[sizeof "=x--" + 4 * INT_STRLEN_BOUND (int)];
824 sprintf (geom_str
, "=%dx%d%c%d%c%d",
825 FRAME_PIXEL_WIDTH (f
),
826 FRAME_PIXEL_HEIGHT (f
),
827 (xneg
? '-' : '+'), left
,
828 (yneg
? '-' : '+'), top
);
830 /* Silence warning about visible children. */
831 id
= g_log_set_handler ("Gtk", G_LOG_LEVEL_WARNING
| G_LOG_FLAG_FATAL
832 | G_LOG_FLAG_RECURSION
, my_log_handler
, NULL
);
834 if (!gtk_window_parse_geometry (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)),
836 fprintf (stderr
, "Failed to parse: '%s'\n", geom_str
);
838 g_log_remove_handler ("Gtk", id
);
842 /* Clear under internal border if any. As we use a mix of Gtk+ and X calls
843 and use a GtkFixed widget, this doesn't happen automatically. */
846 xg_clear_under_internal_border (struct frame
*f
)
848 if (FRAME_INTERNAL_BORDER_WIDTH (f
) > 0)
850 GtkWidget
*wfixed
= f
->output_data
.x
->edit_widget
;
852 gtk_widget_queue_draw (wfixed
);
853 gdk_window_process_all_updates ();
855 x_clear_area (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
), 0, 0,
856 FRAME_PIXEL_WIDTH (f
), FRAME_INTERNAL_BORDER_WIDTH (f
));
858 x_clear_area (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
), 0, 0,
859 FRAME_INTERNAL_BORDER_WIDTH (f
), FRAME_PIXEL_HEIGHT (f
));
861 x_clear_area (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
), 0,
862 FRAME_PIXEL_HEIGHT (f
) - FRAME_INTERNAL_BORDER_WIDTH (f
),
863 FRAME_PIXEL_WIDTH (f
), FRAME_INTERNAL_BORDER_WIDTH (f
));
865 x_clear_area (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
),
866 FRAME_PIXEL_WIDTH (f
) - FRAME_INTERNAL_BORDER_WIDTH (f
),
867 0, FRAME_INTERNAL_BORDER_WIDTH (f
), FRAME_PIXEL_HEIGHT (f
));
874 const char *sscale
= getenv("GDK_SCALE");
877 if (sscale
) sscanf(sscale
, "%d", &scale
);
881 /* Function to handle resize of our frame. As we have a Gtk+ tool bar
882 and a Gtk+ menu bar, we get resize events for the edit part of the
883 frame only. We let Gtk+ deal with the Gtk+ parts.
884 F is the frame to resize.
885 PIXELWIDTH, PIXELHEIGHT is the new size in pixels. */
888 xg_frame_resized (struct frame
*f
, int pixelwidth
, int pixelheight
)
892 if (pixelwidth
== -1 && pixelheight
== -1)
894 if (FRAME_GTK_WIDGET (f
) && gtk_widget_get_mapped (FRAME_GTK_WIDGET (f
)))
895 gdk_window_get_geometry (gtk_widget_get_window (FRAME_GTK_WIDGET (f
)),
896 0, 0, &pixelwidth
, &pixelheight
);
901 width
= FRAME_PIXEL_TO_TEXT_WIDTH (f
, pixelwidth
);
902 height
= FRAME_PIXEL_TO_TEXT_HEIGHT (f
, pixelheight
);
904 frame_size_history_add
905 (f
, Qxg_frame_resized
, width
, height
, Qnil
);
907 if (width
!= FRAME_TEXT_WIDTH (f
)
908 || height
!= FRAME_TEXT_HEIGHT (f
)
909 || pixelwidth
!= FRAME_PIXEL_WIDTH (f
)
910 || pixelheight
!= FRAME_PIXEL_HEIGHT (f
))
912 xg_clear_under_internal_border (f
);
913 change_frame_size (f
, width
, height
, 0, 1, 0, 1);
914 SET_FRAME_GARBAGED (f
);
915 cancel_mouse_face (f
);
917 do_pending_window_change (0);
921 /* Resize the outer window of frame F after changing the height.
922 COLUMNS/ROWS is the size the edit area shall have after the resize. */
925 xg_frame_set_char_size (struct frame
*f
, int width
, int height
)
927 int pixelwidth
= FRAME_TEXT_TO_PIXEL_WIDTH (f
, width
);
928 int pixelheight
= FRAME_TEXT_TO_PIXEL_HEIGHT (f
, height
);
929 Lisp_Object fullscreen
= get_frame_param (f
, Qfullscreen
);
930 gint gwidth
, gheight
;
931 int totalheight
= pixelheight
+ FRAME_TOOLBAR_HEIGHT (f
)
932 + FRAME_MENUBAR_HEIGHT (f
);
933 int totalwidth
= pixelwidth
+ FRAME_TOOLBAR_WIDTH (f
);
934 int scale
= xg_get_gdk_scale ();
936 if (FRAME_PIXEL_HEIGHT (f
) == 0)
939 gtk_window_get_size (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)),
942 /* Do this before resize, as we don't know yet if we will be resized. */
943 xg_clear_under_internal_border (f
);
945 if (FRAME_VISIBLE_P (f
) && scale
> 1)
947 totalheight
/= scale
;
951 /* Resize the top level widget so rows and columns remain constant.
953 When the frame is fullheight and we only want to change the width
954 or it is fullwidth and we only want to change the height we should
955 be able to preserve the fullscreen property. However, due to the
956 fact that we have to send a resize request anyway, the window
957 manager will abolish it. At least the respective size should
958 remain unchanged but giving the frame back its normal size will
960 if (EQ (fullscreen
, Qfullwidth
) && width
== FRAME_TEXT_WIDTH (f
))
962 frame_size_history_add
963 (f
, Qxg_frame_set_char_size_1
, width
, height
,
964 list2 (make_number (gheight
),
965 make_number (totalheight
)));
967 gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)),
971 else if (EQ (fullscreen
, Qfullheight
) && height
== FRAME_TEXT_HEIGHT (f
))
973 frame_size_history_add
974 (f
, Qxg_frame_set_char_size_2
, width
, height
,
975 list2 (make_number (gwidth
),
976 make_number (totalwidth
)));
978 gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)),
984 frame_size_history_add
985 (f
, Qxg_frame_set_char_size_3
, width
, height
,
986 list2 (make_number (totalwidth
),
987 make_number (totalheight
)));
989 gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)),
995 SET_FRAME_GARBAGED (f
);
996 cancel_mouse_face (f
);
998 x_wm_set_size_hint (f
, 0, 0);
999 /* We can not call change_frame_size for a mapped frame,
1000 we can not set pixel width/height either. The window manager may
1001 override our resize request, XMonad does this all the time.
1002 The best we can do is try to sync, so lisp code sees the updated
1003 size as fast as possible.
1004 For unmapped windows, we can set rows/cols. When
1005 the frame is mapped again we will (hopefully) get the correct size. */
1006 if (FRAME_VISIBLE_P (f
))
1008 /* Must call this to flush out events */
1009 (void)gtk_events_pending ();
1011 x_wait_for_event (f
, ConfigureNotify
);
1013 if (!NILP (fullscreen
))
1014 /* Try to restore fullscreen state. */
1016 store_frame_param (f
, Qfullscreen
, fullscreen
);
1017 x_set_fullscreen (f
, fullscreen
, fullscreen
);
1021 adjust_frame_size (f
, width
, height
, 5, 0, Qxg_frame_set_char_size
);
1025 /* Handle height/width changes (i.e. add/remove/move menu/toolbar).
1026 The policy is to keep the number of editable lines. */
1030 xg_height_or_width_changed (struct frame
*f
)
1032 gtk_window_resize (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)),
1033 FRAME_TOTAL_PIXEL_WIDTH (f
),
1034 FRAME_TOTAL_PIXEL_HEIGHT (f
));
1035 f
->output_data
.x
->hint_flags
= 0;
1036 x_wm_set_size_hint (f
, 0, 0);
1040 /* Convert an X Window WSESC on display DPY to its corresponding GtkWidget.
1041 Must be done like this, because GtkWidget:s can have "hidden"
1042 X Window that aren't accessible.
1044 Return 0 if no widget match WDESC. */
1047 xg_win_to_widget (Display
*dpy
, Window wdesc
)
1050 GtkWidget
*gwdesc
= 0;
1054 gdkwin
= gdk_x11_window_lookup_for_display (gdk_x11_lookup_xdisplay (dpy
),
1059 event
.any
.window
= gdkwin
;
1060 event
.any
.type
= GDK_NOTHING
;
1061 gwdesc
= gtk_get_event_widget (&event
);
1068 /* Set the background of widget W to PIXEL. */
1071 xg_set_widget_bg (struct frame
*f
, GtkWidget
*w
, unsigned long pixel
)
1077 if (XQueryColor (FRAME_X_DISPLAY (f
), FRAME_X_COLORMAP (f
), &xbg
))
1079 bg
.red
= (double)xbg
.red
/65535.0;
1080 bg
.green
= (double)xbg
.green
/65535.0;
1081 bg
.blue
= (double)xbg
.blue
/65535.0;
1083 gtk_widget_override_background_color (w
, GTK_STATE_FLAG_NORMAL
, &bg
);
1087 GdkColormap
*map
= gtk_widget_get_colormap (w
);
1088 gdk_colormap_query_color (map
, pixel
, &bg
);
1089 gtk_widget_modify_bg (FRAME_GTK_WIDGET (f
), GTK_STATE_NORMAL
, &bg
);
1093 /* Callback called when the gtk theme changes.
1094 We notify lisp code so it can fix faces used for region for example. */
1097 style_changed_cb (GObject
*go
,
1101 struct input_event event
;
1102 GdkDisplay
*gdpy
= user_data
;
1103 const char *display_name
= gdk_display_get_name (gdpy
);
1104 Display
*dpy
= GDK_DISPLAY_XDISPLAY (gdpy
);
1107 event
.kind
= CONFIG_CHANGED_EVENT
;
1108 event
.frame_or_window
= build_string (display_name
);
1109 /* Theme doesn't change often, so intern is called seldom. */
1110 event
.arg
= intern ("theme-name");
1111 kbd_buffer_store_event (&event
);
1113 update_theme_scrollbar_width ();
1114 update_theme_scrollbar_height ();
1116 /* If scroll bar width changed, we need set the new size on all frames
1120 Lisp_Object rest
, frame
;
1121 FOR_EACH_FRAME (rest
, frame
)
1123 struct frame
*f
= XFRAME (frame
);
1124 if (FRAME_LIVE_P (f
)
1126 && FRAME_X_DISPLAY (f
) == dpy
)
1128 x_set_scroll_bar_default_width (f
);
1129 x_set_scroll_bar_default_height (f
);
1130 xg_frame_set_char_size (f
, FRAME_TEXT_WIDTH (f
), FRAME_TEXT_HEIGHT (f
));
1136 /* Called when a delete-event occurs on WIDGET. */
1139 delete_cb (GtkWidget
*widget
,
1146 /* Create and set up the GTK widgets for frame F.
1147 Return true if creation succeeded. */
1150 xg_create_frame_widgets (struct frame
*f
)
1153 GtkWidget
*wvbox
, *whbox
;
1162 if (FRAME_X_EMBEDDED_P (f
))
1164 GdkDisplay
*gdpy
= gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f
));
1165 wtop
= gtk_plug_new_for_display (gdpy
, f
->output_data
.x
->parent_desc
);
1168 wtop
= gtk_window_new (GTK_WINDOW_TOPLEVEL
);
1170 /* gtk_window_set_has_resize_grip is a Gtk+ 3.0 function but Ubuntu
1171 has backported it to Gtk+ 2.0 and they add the resize grip for
1172 Gtk+ 2.0 applications also. But it has a bug that makes Emacs loop
1173 forever, so disable the grip. */
1174 #if (! GTK_CHECK_VERSION (3, 0, 0) \
1175 && defined HAVE_GTK_WINDOW_SET_HAS_RESIZE_GRIP)
1176 gtk_window_set_has_resize_grip (GTK_WINDOW (wtop
), FALSE
);
1179 xg_set_screen (wtop
, f
);
1181 wvbox
= gtk_box_new (GTK_ORIENTATION_VERTICAL
, 0);
1182 whbox
= gtk_box_new (GTK_ORIENTATION_HORIZONTAL
, 0);
1183 gtk_box_set_homogeneous (GTK_BOX (wvbox
), FALSE
);
1184 gtk_box_set_homogeneous (GTK_BOX (whbox
), FALSE
);
1187 wfixed
= emacs_fixed_new (f
);
1189 wfixed
= gtk_fixed_new ();
1192 if (! wtop
|| ! wvbox
|| ! whbox
|| ! wfixed
)
1194 if (wtop
) gtk_widget_destroy (wtop
);
1195 if (wvbox
) gtk_widget_destroy (wvbox
);
1196 if (whbox
) gtk_widget_destroy (whbox
);
1197 if (wfixed
) gtk_widget_destroy (wfixed
);
1203 /* Use same names as the Xt port does. I.e. Emacs.pane.emacs by default */
1204 gtk_widget_set_name (wtop
, EMACS_CLASS
);
1205 gtk_widget_set_name (wvbox
, "pane");
1206 gtk_widget_set_name (wfixed
, SSDATA (Vx_resource_name
));
1208 /* If this frame has a title or name, set it in the title bar. */
1209 if (! NILP (f
->title
))
1210 title
= SSDATA (ENCODE_UTF_8 (f
->title
));
1211 else if (! NILP (f
->name
))
1212 title
= SSDATA (ENCODE_UTF_8 (f
->name
));
1214 if (title
) gtk_window_set_title (GTK_WINDOW (wtop
), title
);
1216 FRAME_GTK_OUTER_WIDGET (f
) = wtop
;
1217 FRAME_GTK_WIDGET (f
) = wfixed
;
1218 f
->output_data
.x
->vbox_widget
= wvbox
;
1219 f
->output_data
.x
->hbox_widget
= whbox
;
1221 gtk_widget_set_has_window (wfixed
, TRUE
);
1223 gtk_container_add (GTK_CONTAINER (wtop
), wvbox
);
1224 gtk_box_pack_start (GTK_BOX (wvbox
), whbox
, TRUE
, TRUE
, 0);
1225 gtk_box_pack_start (GTK_BOX (whbox
), wfixed
, TRUE
, TRUE
, 0);
1227 if (FRAME_EXTERNAL_TOOL_BAR (f
))
1228 update_frame_tool_bar (f
);
1230 /* We don't want this widget double buffered, because we draw on it
1231 with regular X drawing primitives, so from a GTK/GDK point of
1232 view, the widget is totally blank. When an expose comes, this
1233 will make the widget blank, and then Emacs redraws it. This flickers
1234 a lot, so we turn off double buffering. */
1235 gtk_widget_set_double_buffered (wfixed
, FALSE
);
1237 gtk_window_set_wmclass (GTK_WINDOW (wtop
),
1238 SSDATA (Vx_resource_name
),
1239 SSDATA (Vx_resource_class
));
1241 /* Add callback to do nothing on WM_DELETE_WINDOW. The default in
1242 GTK is to destroy the widget. We want Emacs to do that instead. */
1243 g_signal_connect (G_OBJECT (wtop
), "delete-event",
1244 G_CALLBACK (delete_cb
), f
);
1246 /* Convert our geometry parameters into a geometry string
1248 GTK will itself handle calculating the real position this way. */
1249 xg_set_geometry (f
);
1251 = gtk_window_get_gravity (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)));
1253 gtk_widget_add_events (wfixed
,
1254 GDK_POINTER_MOTION_MASK
1256 | GDK_BUTTON_PRESS_MASK
1257 | GDK_BUTTON_RELEASE_MASK
1258 | GDK_KEY_PRESS_MASK
1259 | GDK_ENTER_NOTIFY_MASK
1260 | GDK_LEAVE_NOTIFY_MASK
1261 | GDK_FOCUS_CHANGE_MASK
1262 | GDK_STRUCTURE_MASK
1263 | GDK_VISIBILITY_NOTIFY_MASK
);
1265 /* Must realize the windows so the X window gets created. It is used
1266 by callers of this function. */
1267 gtk_widget_realize (wfixed
);
1268 FRAME_X_WINDOW (f
) = GTK_WIDGET_TO_X_WIN (wfixed
);
1270 /* Since GTK clears its window by filling with the background color,
1271 we must keep X and GTK background in sync. */
1272 xg_set_widget_bg (f
, wfixed
, FRAME_BACKGROUND_PIXEL (f
));
1275 /* Also, do not let any background pixmap to be set, this looks very
1276 bad as Emacs overwrites the background pixmap with its own idea
1277 of background color. */
1278 style
= gtk_widget_get_modifier_style (wfixed
);
1280 /* Must use g_strdup because gtk_widget_modify_style does g_free. */
1281 style
->bg_pixmap_name
[GTK_STATE_NORMAL
] = g_strdup ("<none>");
1282 gtk_widget_modify_style (wfixed
, style
);
1284 gtk_widget_set_can_focus (wfixed
, TRUE
);
1285 gtk_window_set_resizable (GTK_WINDOW (wtop
), TRUE
);
1288 #ifdef USE_GTK_TOOLTIP
1289 /* Steal a tool tip window we can move ourselves. */
1290 f
->output_data
.x
->ttip_widget
= 0;
1291 f
->output_data
.x
->ttip_lbl
= 0;
1292 f
->output_data
.x
->ttip_window
= 0;
1293 gtk_widget_set_tooltip_text (wtop
, "Dummy text");
1294 g_signal_connect (wtop
, "query-tooltip", G_CALLBACK (qttip_cb
), f
);
1298 GdkScreen
*screen
= gtk_widget_get_screen (wtop
);
1299 GtkSettings
*gs
= gtk_settings_get_for_screen (screen
);
1300 /* Only connect this signal once per screen. */
1301 if (! g_signal_handler_find (G_OBJECT (gs
),
1302 G_SIGNAL_MATCH_FUNC
,
1304 G_CALLBACK (style_changed_cb
),
1307 g_signal_connect (G_OBJECT (gs
), "notify::gtk-theme-name",
1308 G_CALLBACK (style_changed_cb
),
1309 gdk_screen_get_display (screen
));
1319 xg_free_frame_widgets (struct frame
*f
)
1321 if (FRAME_GTK_OUTER_WIDGET (f
))
1323 #ifdef USE_GTK_TOOLTIP
1324 struct x_output
*x
= f
->output_data
.x
;
1326 struct xg_frame_tb_info
*tbinfo
1327 = g_object_get_data (G_OBJECT (FRAME_GTK_OUTER_WIDGET (f
)),
1332 gtk_widget_destroy (FRAME_GTK_OUTER_WIDGET (f
));
1333 FRAME_X_WINDOW (f
) = 0; /* Set to avoid XDestroyWindow in xterm.c */
1334 FRAME_GTK_OUTER_WIDGET (f
) = 0;
1335 #ifdef USE_GTK_TOOLTIP
1337 gtk_widget_destroy (x
->ttip_lbl
);
1339 g_object_unref (G_OBJECT (x
->ttip_widget
));
1344 /* Set the normal size hints for the window manager, for frame F.
1345 FLAGS is the flags word to use--or 0 meaning preserve the flags
1346 that the window now has.
1347 If USER_POSITION, set the User Position
1348 flag (this is useful when FLAGS is 0). */
1351 x_wm_set_size_hint (struct frame
*f
, long int flags
, bool user_position
)
1353 /* Must use GTK routines here, otherwise GTK resets the size hints
1354 to its own defaults. */
1355 GdkGeometry size_hints
;
1356 gint hint_flags
= 0;
1357 int base_width
, base_height
;
1358 int min_rows
= 0, min_cols
= 0;
1359 int win_gravity
= f
->win_gravity
;
1360 Lisp_Object fs_state
, frame
;
1361 int scale
= xg_get_gdk_scale ();
1363 /* Don't set size hints during initialization; that apparently leads
1364 to a race condition. See the thread at
1365 http://lists.gnu.org/archive/html/emacs-devel/2008-10/msg00033.html */
1366 if (NILP (Vafter_init_time
) || !FRAME_GTK_OUTER_WIDGET (f
))
1369 XSETFRAME (frame
, f
);
1370 fs_state
= Fframe_parameter (frame
, Qfullscreen
);
1371 if (EQ (fs_state
, Qmaximized
) || EQ (fs_state
, Qfullboth
))
1373 /* Don't set hints when maximized or fullscreen. Apparently KWin and
1374 Gtk3 don't get along and the frame shrinks (!).
1381 memset (&size_hints
, 0, sizeof (size_hints
));
1382 f
->output_data
.x
->size_hints
= size_hints
;
1383 f
->output_data
.x
->hint_flags
= hint_flags
;
1386 flags
= f
->size_hint_flags
;
1388 size_hints
= f
->output_data
.x
->size_hints
;
1389 hint_flags
= f
->output_data
.x
->hint_flags
;
1391 hint_flags
|= GDK_HINT_RESIZE_INC
| GDK_HINT_MIN_SIZE
;
1392 size_hints
.width_inc
= frame_resize_pixelwise
? 1 : FRAME_COLUMN_WIDTH (f
);
1393 size_hints
.height_inc
= frame_resize_pixelwise
? 1 : FRAME_LINE_HEIGHT (f
);
1395 hint_flags
|= GDK_HINT_BASE_SIZE
;
1396 /* Use one row/col here so base_height/width does not become zero.
1397 Gtk+ and/or Unity on Ubuntu 12.04 can't handle it. */
1398 base_width
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, 1) + FRAME_TOOLBAR_WIDTH (f
);
1399 base_height
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, 1)
1400 + FRAME_MENUBAR_HEIGHT (f
) + FRAME_TOOLBAR_HEIGHT (f
);
1402 if (min_cols
> 0) --min_cols
; /* We used one col in base_width = ... 1); */
1403 if (min_rows
> 0) --min_rows
; /* We used one row in base_height = ... 1); */
1405 size_hints
.base_width
= base_width
;
1406 size_hints
.base_height
= base_height
;
1407 size_hints
.min_width
= base_width
+ min_cols
* FRAME_COLUMN_WIDTH (f
);
1408 size_hints
.min_height
= base_height
+ min_rows
* FRAME_LINE_HEIGHT (f
);
1410 /* These currently have a one to one mapping with the X values, but I
1411 don't think we should rely on that. */
1412 hint_flags
|= GDK_HINT_WIN_GRAVITY
;
1413 size_hints
.win_gravity
= 0;
1414 if (win_gravity
== NorthWestGravity
)
1415 size_hints
.win_gravity
= GDK_GRAVITY_NORTH_WEST
;
1416 else if (win_gravity
== NorthGravity
)
1417 size_hints
.win_gravity
= GDK_GRAVITY_NORTH
;
1418 else if (win_gravity
== NorthEastGravity
)
1419 size_hints
.win_gravity
= GDK_GRAVITY_NORTH_EAST
;
1420 else if (win_gravity
== WestGravity
)
1421 size_hints
.win_gravity
= GDK_GRAVITY_WEST
;
1422 else if (win_gravity
== CenterGravity
)
1423 size_hints
.win_gravity
= GDK_GRAVITY_CENTER
;
1424 else if (win_gravity
== EastGravity
)
1425 size_hints
.win_gravity
= GDK_GRAVITY_EAST
;
1426 else if (win_gravity
== SouthWestGravity
)
1427 size_hints
.win_gravity
= GDK_GRAVITY_SOUTH_WEST
;
1428 else if (win_gravity
== SouthGravity
)
1429 size_hints
.win_gravity
= GDK_GRAVITY_SOUTH
;
1430 else if (win_gravity
== SouthEastGravity
)
1431 size_hints
.win_gravity
= GDK_GRAVITY_SOUTH_EAST
;
1432 else if (win_gravity
== StaticGravity
)
1433 size_hints
.win_gravity
= GDK_GRAVITY_STATIC
;
1437 hint_flags
&= ~GDK_HINT_POS
;
1438 hint_flags
|= GDK_HINT_USER_POS
;
1443 size_hints
.base_width
/= scale
;
1444 size_hints
.base_height
/= scale
;
1445 size_hints
.width_inc
/= scale
;
1446 size_hints
.height_inc
/= scale
;
1449 if (hint_flags
!= f
->output_data
.x
->hint_flags
1450 || memcmp (&size_hints
,
1451 &f
->output_data
.x
->size_hints
,
1452 sizeof (size_hints
)) != 0)
1455 gtk_window_set_geometry_hints (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)),
1456 NULL
, &size_hints
, hint_flags
);
1457 f
->output_data
.x
->size_hints
= size_hints
;
1458 f
->output_data
.x
->hint_flags
= hint_flags
;
1463 /* Change background color of a frame.
1464 Since GTK uses the background color to clear the window, we must
1465 keep the GTK and X colors in sync.
1466 F is the frame to change,
1467 BG is the pixel value to change to. */
1470 xg_set_background_color (struct frame
*f
, unsigned long bg
)
1472 if (FRAME_GTK_WIDGET (f
))
1475 xg_set_widget_bg (f
, FRAME_GTK_WIDGET (f
), FRAME_BACKGROUND_PIXEL (f
));
1481 /* Set the frame icon to ICON_PIXMAP/MASK. This must be done with GTK
1482 functions so GTK does not overwrite the icon. */
1485 xg_set_frame_icon (struct frame
*f
, Pixmap icon_pixmap
, Pixmap icon_mask
)
1487 GdkPixbuf
*gp
= xg_get_pixbuf_from_pix_and_mask (f
,
1491 gtk_window_set_icon (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)), gp
);
1496 /***********************************************************************
1498 ***********************************************************************/
1499 /* Return the dialog title to use for a dialog of type KEY.
1500 This is the encoding used by lwlib. We use the same for GTK. */
1503 get_dialog_title (char key
)
1505 const char *title
= "";
1513 title
= "Information";
1532 /* Callback for dialogs that get WM_DELETE_WINDOW. We pop down
1533 the dialog, but return TRUE so the event does not propagate further
1534 in GTK. This prevents GTK from destroying the dialog widget automatically
1535 and we can always destroy the widget manually, regardless of how
1536 it was popped down (button press or WM_DELETE_WINDOW).
1537 W is the dialog widget.
1538 EVENT is the GdkEvent that represents WM_DELETE_WINDOW (not used).
1539 user_data is NULL (not used).
1541 Returns TRUE to end propagation of event. */
1544 dialog_delete_callback (GtkWidget
*w
, GdkEvent
*event
, gpointer user_data
)
1546 gtk_widget_unmap (w
);
1550 /* Create a popup dialog window. See also xg_create_widget below.
1551 WV is a widget_value describing the dialog.
1552 SELECT_CB is the callback to use when a button has been pressed.
1553 DEACTIVATE_CB is the callback to use when the dialog pops down.
1555 Returns the GTK dialog widget. */
1558 create_dialog (widget_value
*wv
,
1559 GCallback select_cb
,
1560 GCallback deactivate_cb
)
1562 const char *title
= get_dialog_title (wv
->name
[0]);
1563 int total_buttons
= wv
->name
[1] - '0';
1564 int right_buttons
= wv
->name
[4] - '0';
1567 int button_spacing
= 10;
1568 GtkWidget
*wdialog
= gtk_dialog_new ();
1569 GtkDialog
*wd
= GTK_DIALOG (wdialog
);
1571 GtkWidget
*whbox_down
;
1573 /* If the number of buttons is greater than 4, make two rows of buttons
1574 instead. This looks better. */
1575 bool make_two_rows
= total_buttons
> 4;
1577 #if GTK_CHECK_VERSION (3, 12, 0)
1578 GtkBuilder
*gbld
= gtk_builder_new ();
1579 GObject
*go
= gtk_buildable_get_internal_child (GTK_BUILDABLE (wd
),
1582 GtkBox
*cur_box
= GTK_BOX (go
);
1583 g_object_unref (G_OBJECT (gbld
));
1585 GtkBox
*cur_box
= GTK_BOX (gtk_dialog_get_action_area (wd
));
1588 if (right_buttons
== 0) right_buttons
= total_buttons
/2;
1589 left_buttons
= total_buttons
- right_buttons
;
1591 gtk_window_set_title (GTK_WINDOW (wdialog
), title
);
1592 gtk_widget_set_name (wdialog
, "emacs-dialog");
1597 GtkWidget
*wvbox
= gtk_box_new (GTK_ORIENTATION_VERTICAL
, button_spacing
);
1598 GtkWidget
*whbox_up
= gtk_box_new (GTK_ORIENTATION_HORIZONTAL
, 0);
1599 gtk_box_set_homogeneous (GTK_BOX (wvbox
), TRUE
);
1600 gtk_box_set_homogeneous (GTK_BOX (whbox_up
), FALSE
);
1601 whbox_down
= gtk_box_new (GTK_ORIENTATION_HORIZONTAL
, 0);
1602 gtk_box_set_homogeneous (GTK_BOX (whbox_down
), FALSE
);
1604 gtk_box_pack_start (cur_box
, wvbox
, FALSE
, FALSE
, 0);
1605 gtk_box_pack_start (GTK_BOX (wvbox
), whbox_up
, FALSE
, FALSE
, 0);
1606 gtk_box_pack_start (GTK_BOX (wvbox
), whbox_down
, FALSE
, FALSE
, 0);
1608 cur_box
= GTK_BOX (whbox_up
);
1611 g_signal_connect (G_OBJECT (wdialog
), "delete-event",
1612 G_CALLBACK (dialog_delete_callback
), 0);
1616 g_signal_connect (G_OBJECT (wdialog
), "close", deactivate_cb
, 0);
1617 g_signal_connect (G_OBJECT (wdialog
), "response", deactivate_cb
, 0);
1620 for (item
= wv
->contents
; item
; item
= item
->next
)
1622 char *utf8_label
= get_utf8_string (item
->value
);
1626 if (item
->name
&& strcmp (item
->name
, "message") == 0)
1628 GtkBox
*wvbox
= GTK_BOX (gtk_dialog_get_content_area (wd
));
1629 /* This is the text part of the dialog. */
1630 w
= gtk_label_new (utf8_label
);
1631 gtk_box_pack_start (wvbox
, gtk_label_new (""), FALSE
, FALSE
, 0);
1632 gtk_box_pack_start (wvbox
, w
, TRUE
, TRUE
, 0);
1633 #if GTK_CHECK_VERSION (3, 14, 0)
1634 gtk_widget_set_halign (w
, GTK_ALIGN_START
);
1635 gtk_widget_set_valign (w
, GTK_ALIGN_CENTER
);
1637 gtk_misc_set_alignment (GTK_MISC (w
), 0.1, 0.5);
1639 /* Try to make dialog look better. Must realize first so
1640 the widget can calculate the size it needs. */
1641 gtk_widget_realize (w
);
1642 gtk_widget_get_preferred_size (w
, NULL
, &req
);
1643 gtk_box_set_spacing (wvbox
, req
.height
);
1644 if (item
->value
&& strlen (item
->value
) > 0)
1645 button_spacing
= 2*req
.width
/strlen (item
->value
);
1646 if (button_spacing
< 10) button_spacing
= 10;
1650 /* This is one button to add to the dialog. */
1651 w
= gtk_button_new_with_label (utf8_label
);
1652 if (! item
->enabled
)
1653 gtk_widget_set_sensitive (w
, FALSE
);
1655 g_signal_connect (G_OBJECT (w
), "clicked",
1656 select_cb
, item
->call_data
);
1658 gtk_box_pack_start (cur_box
, w
, TRUE
, TRUE
, button_spacing
);
1659 if (++button_nr
== left_buttons
)
1662 cur_box
= GTK_BOX (whbox_down
);
1667 g_free (utf8_label
);
1673 struct xg_dialog_data
1681 /* Function that is called when the file or font dialogs pop down.
1682 W is the dialog widget, RESPONSE is the response code.
1683 USER_DATA is what we passed in to g_signal_connect. */
1686 xg_dialog_response_cb (GtkDialog
*w
,
1690 struct xg_dialog_data
*dd
= user_data
;
1691 dd
->response
= response
;
1692 g_main_loop_quit (dd
->loop
);
1696 /* Destroy the dialog. This makes it pop down. */
1699 pop_down_dialog (void *arg
)
1701 struct xg_dialog_data
*dd
= arg
;
1704 if (dd
->w
) gtk_widget_destroy (dd
->w
);
1705 if (dd
->timerid
!= 0) g_source_remove (dd
->timerid
);
1707 g_main_loop_quit (dd
->loop
);
1708 g_main_loop_unref (dd
->loop
);
1713 /* If there are any emacs timers pending, add a timeout to main loop in DATA.
1714 We pass in DATA as gpointer* so we can use this as a callback. */
1717 xg_maybe_add_timer (gpointer data
)
1719 struct xg_dialog_data
*dd
= data
;
1720 struct timespec next_time
= timer_check ();
1724 if (timespec_valid_p (next_time
))
1726 time_t s
= next_time
.tv_sec
;
1727 int per_ms
= TIMESPEC_RESOLUTION
/ 1000;
1728 int ms
= (next_time
.tv_nsec
+ per_ms
- 1) / per_ms
;
1729 if (s
<= ((guint
) -1 - ms
) / 1000)
1730 dd
->timerid
= g_timeout_add (s
* 1000 + ms
, xg_maybe_add_timer
, dd
);
1736 /* Pops up a modal dialog W and waits for response.
1737 We don't use gtk_dialog_run because we want to process emacs timers.
1738 The dialog W is not destroyed when this function returns. */
1741 xg_dialog_run (struct frame
*f
, GtkWidget
*w
)
1743 ptrdiff_t count
= SPECPDL_INDEX ();
1744 struct xg_dialog_data dd
;
1746 xg_set_screen (w
, f
);
1747 gtk_window_set_transient_for (GTK_WINDOW (w
),
1748 GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)));
1749 gtk_window_set_destroy_with_parent (GTK_WINDOW (w
), TRUE
);
1750 gtk_window_set_modal (GTK_WINDOW (w
), TRUE
);
1752 dd
.loop
= g_main_loop_new (NULL
, FALSE
);
1753 dd
.response
= GTK_RESPONSE_CANCEL
;
1757 g_signal_connect (G_OBJECT (w
),
1759 G_CALLBACK (xg_dialog_response_cb
),
1761 /* Don't destroy the widget if closed by the window manager close button. */
1762 g_signal_connect (G_OBJECT (w
), "delete-event", G_CALLBACK (gtk_true
), NULL
);
1763 gtk_widget_show (w
);
1765 record_unwind_protect_ptr (pop_down_dialog
, &dd
);
1767 (void) xg_maybe_add_timer (&dd
);
1768 g_main_loop_run (dd
.loop
);
1771 unbind_to (count
, Qnil
);
1777 /***********************************************************************
1778 File dialog functions
1779 ***********************************************************************/
1780 /* Return true if the old file selection dialog is being used. */
1783 xg_uses_old_file_dialog (void)
1785 #ifdef HAVE_GTK_FILE_SELECTION_NEW
1786 return x_gtk_use_old_file_dialog
;
1793 typedef char * (*xg_get_file_func
) (GtkWidget
*);
1795 /* Return the selected file for file chooser dialog W.
1796 The returned string must be free:d. */
1799 xg_get_file_name_from_chooser (GtkWidget
*w
)
1801 return gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (w
));
1804 /* Callback called when the "Show hidden files" toggle is pressed.
1805 WIDGET is the toggle widget, DATA is the file chooser dialog. */
1808 xg_toggle_visibility_cb (GtkWidget
*widget
, gpointer data
)
1810 GtkFileChooser
*dialog
= GTK_FILE_CHOOSER (data
);
1812 g_object_get (G_OBJECT (dialog
), "show-hidden", &visible
, NULL
);
1813 g_object_set (G_OBJECT (dialog
), "show-hidden", !visible
, NULL
);
1817 /* Callback called when a property changes in a file chooser.
1818 GOBJECT is the file chooser dialog, ARG1 describes the property.
1819 USER_DATA is the toggle widget in the file chooser dialog.
1820 We use this to update the "Show hidden files" toggle when the user
1821 changes that property by right clicking in the file list. */
1824 xg_toggle_notify_cb (GObject
*gobject
, GParamSpec
*arg1
, gpointer user_data
)
1826 if (strcmp (arg1
->name
, "show-hidden") == 0)
1828 GtkWidget
*wtoggle
= GTK_WIDGET (user_data
);
1829 gboolean visible
, toggle_on
;
1831 g_object_get (G_OBJECT (gobject
), "show-hidden", &visible
, NULL
);
1832 toggle_on
= gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (wtoggle
));
1834 if (!!visible
!= !!toggle_on
)
1836 g_signal_handlers_block_by_func (G_OBJECT (wtoggle
),
1837 G_CALLBACK (xg_toggle_visibility_cb
),
1839 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wtoggle
), visible
);
1840 g_signal_handlers_unblock_by_func
1841 (G_OBJECT (wtoggle
),
1842 G_CALLBACK (xg_toggle_visibility_cb
),
1845 x_gtk_show_hidden_files
= visible
;
1849 /* Read a file name from the user using a file chooser dialog.
1850 F is the current frame.
1851 PROMPT is a prompt to show to the user. May not be NULL.
1852 DEFAULT_FILENAME is a default selection to be displayed. May be NULL.
1853 If MUSTMATCH_P, the returned file name must be an existing
1854 file. (Actually, this only has cosmetic effects, the user can
1855 still enter a non-existing file.) *FUNC is set to a function that
1856 can be used to retrieve the selected file name from the returned widget.
1858 Returns the created widget. */
1861 xg_get_file_with_chooser (struct frame
*f
,
1863 char *default_filename
,
1864 bool mustmatch_p
, bool only_dir_p
,
1865 xg_get_file_func
*func
)
1869 GtkWidget
*filewin
, *wtoggle
, *wbox
, *wmessage
IF_LINT (= NULL
);
1870 GtkWindow
*gwin
= GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
));
1871 GtkFileChooserAction action
= (mustmatch_p
?
1872 GTK_FILE_CHOOSER_ACTION_OPEN
:
1873 GTK_FILE_CHOOSER_ACTION_SAVE
);
1876 action
= GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER
;
1878 filewin
= gtk_file_chooser_dialog_new (prompt
, gwin
, action
,
1879 XG_TEXT_CANCEL
, GTK_RESPONSE_CANCEL
,
1880 (mustmatch_p
|| only_dir_p
?
1881 XG_TEXT_OPEN
: XG_TEXT_OK
),
1884 gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (filewin
), TRUE
);
1886 wbox
= gtk_box_new (GTK_ORIENTATION_VERTICAL
, 0);
1887 gtk_box_set_homogeneous (GTK_BOX (wbox
), FALSE
);
1888 gtk_widget_show (wbox
);
1889 wtoggle
= gtk_check_button_new_with_label ("Show hidden files.");
1891 if (x_gtk_show_hidden_files
)
1893 g_object_set (G_OBJECT (filewin
), "show-hidden", TRUE
, NULL
);
1894 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wtoggle
), TRUE
);
1896 gtk_widget_show (wtoggle
);
1897 g_signal_connect (G_OBJECT (wtoggle
), "clicked",
1898 G_CALLBACK (xg_toggle_visibility_cb
), filewin
);
1899 g_signal_connect (G_OBJECT (filewin
), "notify",
1900 G_CALLBACK (xg_toggle_notify_cb
), wtoggle
);
1902 if (x_gtk_file_dialog_help_text
)
1905 /* Gtk+ 2.10 has the file name text entry box integrated in the dialog.
1906 Show the C-l help text only for versions < 2.10. */
1907 if (gtk_check_version (2, 10, 0) && action
!= GTK_FILE_CHOOSER_ACTION_SAVE
)
1908 z
= stpcpy (z
, "\nType C-l to display a file name text entry box.\n");
1909 strcpy (z
, "\nIf you don't like this file selector, use the "
1910 "corresponding\nkey binding or customize "
1911 "use-file-dialog to turn it off.");
1913 wmessage
= gtk_label_new (msgbuf
);
1914 gtk_widget_show (wmessage
);
1917 gtk_box_pack_start (GTK_BOX (wbox
), wtoggle
, FALSE
, FALSE
, 0);
1918 if (x_gtk_file_dialog_help_text
)
1919 gtk_box_pack_start (GTK_BOX (wbox
), wmessage
, FALSE
, FALSE
, 0);
1920 gtk_file_chooser_set_extra_widget (GTK_FILE_CHOOSER (filewin
), wbox
);
1922 if (default_filename
)
1925 struct gcpro gcpro1
;
1926 char *utf8_filename
;
1929 file
= build_string (default_filename
);
1931 /* File chooser does not understand ~/... in the file name. It must be
1932 an absolute name starting with /. */
1933 if (default_filename
[0] != '/')
1934 file
= Fexpand_file_name (file
, Qnil
);
1936 utf8_filename
= SSDATA (ENCODE_UTF_8 (file
));
1937 if (! NILP (Ffile_directory_p (file
)))
1938 gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (filewin
),
1942 gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (filewin
),
1944 if (action
== GTK_FILE_CHOOSER_ACTION_SAVE
)
1946 char *cp
= strrchr (utf8_filename
, '/');
1948 else cp
= utf8_filename
;
1949 gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (filewin
), cp
);
1956 *func
= xg_get_file_name_from_chooser
;
1960 #ifdef HAVE_GTK_FILE_SELECTION_NEW
1962 /* Return the selected file for file selector dialog W.
1963 The returned string must be free:d. */
1966 xg_get_file_name_from_selector (GtkWidget
*w
)
1968 GtkFileSelection
*filesel
= GTK_FILE_SELECTION (w
);
1969 return xstrdup (gtk_file_selection_get_filename (filesel
));
1972 /* Create a file selection dialog.
1973 F is the current frame.
1974 PROMPT is a prompt to show to the user. May not be NULL.
1975 DEFAULT_FILENAME is a default selection to be displayed. May be NULL.
1976 If MUSTMATCH_P, the returned file name must be an existing
1977 file. *FUNC is set to a function that can be used to retrieve the
1978 selected file name from the returned widget.
1980 Returns the created widget. */
1983 xg_get_file_with_selection (struct frame
*f
,
1985 char *default_filename
,
1986 bool mustmatch_p
, bool only_dir_p
,
1987 xg_get_file_func
*func
)
1990 GtkFileSelection
*filesel
;
1992 filewin
= gtk_file_selection_new (prompt
);
1993 filesel
= GTK_FILE_SELECTION (filewin
);
1995 if (default_filename
)
1996 gtk_file_selection_set_filename (filesel
, default_filename
);
2000 /* The selection_entry part of filesel is not documented. */
2001 gtk_widget_set_sensitive (filesel
->selection_entry
, FALSE
);
2002 gtk_file_selection_hide_fileop_buttons (filesel
);
2005 *func
= xg_get_file_name_from_selector
;
2009 #endif /* HAVE_GTK_FILE_SELECTION_NEW */
2011 /* Read a file name from the user using a file dialog, either the old
2012 file selection dialog, or the new file chooser dialog. Which to use
2013 depends on what the GTK version used has, and what the value of
2014 gtk-use-old-file-dialog.
2015 F is the current frame.
2016 PROMPT is a prompt to show to the user. May not be NULL.
2017 DEFAULT_FILENAME is a default selection to be displayed. May be NULL.
2018 If MUSTMATCH_P, the returned file name must be an existing
2021 Returns a file name or NULL if no file was selected.
2022 The returned string must be freed by the caller. */
2025 xg_get_file_name (struct frame
*f
,
2027 char *default_filename
,
2033 int filesel_done
= 0;
2034 xg_get_file_func func
;
2036 #ifdef HAVE_GTK_FILE_SELECTION_NEW
2038 if (xg_uses_old_file_dialog ())
2039 w
= xg_get_file_with_selection (f
, prompt
, default_filename
,
2040 mustmatch_p
, only_dir_p
, &func
);
2042 w
= xg_get_file_with_chooser (f
, prompt
, default_filename
,
2043 mustmatch_p
, only_dir_p
, &func
);
2045 #else /* not HAVE_GTK_FILE_SELECTION_NEW */
2046 w
= xg_get_file_with_chooser (f
, prompt
, default_filename
,
2047 mustmatch_p
, only_dir_p
, &func
);
2048 #endif /* not HAVE_GTK_FILE_SELECTION_NEW */
2050 gtk_widget_set_name (w
, "emacs-filedialog");
2052 filesel_done
= xg_dialog_run (f
, w
);
2053 if (filesel_done
== GTK_RESPONSE_OK
)
2056 gtk_widget_destroy (w
);
2060 /***********************************************************************
2062 ***********************************************************************/
2064 #ifdef HAVE_FREETYPE
2066 #if USE_NEW_GTK_FONT_CHOOSER
2068 #define XG_WEIGHT_TO_SYMBOL(w) \
2069 (w <= PANGO_WEIGHT_THIN ? Qextra_light \
2070 : w <= PANGO_WEIGHT_ULTRALIGHT ? Qlight \
2071 : w <= PANGO_WEIGHT_LIGHT ? Qsemi_light \
2072 : w < PANGO_WEIGHT_MEDIUM ? Qnormal \
2073 : w <= PANGO_WEIGHT_SEMIBOLD ? Qsemi_bold \
2074 : w <= PANGO_WEIGHT_BOLD ? Qbold \
2075 : w <= PANGO_WEIGHT_HEAVY ? Qextra_bold \
2078 #define XG_STYLE_TO_SYMBOL(s) \
2079 (s == PANGO_STYLE_OBLIQUE ? Qoblique \
2080 : s == PANGO_STYLE_ITALIC ? Qitalic \
2083 #endif /* USE_NEW_GTK_FONT_CHOOSER */
2086 static char *x_last_font_name
;
2088 /* Pop up a GTK font selector and return the name of the font the user
2089 selects, as a C string. The returned font name follows GTK's own
2092 `FAMILY [VALUE1 VALUE2] SIZE'
2094 This can be parsed using font_parse_fcname in font.c.
2095 DEFAULT_NAME, if non-zero, is the default font name. */
2098 xg_get_font (struct frame
*f
, const char *default_name
)
2102 Lisp_Object font
= Qnil
;
2104 w
= gtk_font_chooser_dialog_new
2105 ("Pick a font", GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)));
2109 /* Convert fontconfig names to Gtk names, i.e. remove - before
2111 char *p
= strrchr (default_name
, '-');
2115 while (c_isdigit (*ep
))
2117 if (*ep
== '\0') *p
= ' ';
2120 else if (x_last_font_name
)
2121 default_name
= x_last_font_name
;
2124 gtk_font_chooser_set_font (GTK_FONT_CHOOSER (w
), default_name
);
2126 gtk_widget_set_name (w
, "emacs-fontdialog");
2127 done
= xg_dialog_run (f
, w
);
2128 if (done
== GTK_RESPONSE_OK
)
2130 #if USE_NEW_GTK_FONT_CHOOSER
2131 /* Use the GTK3 font chooser. */
2132 PangoFontDescription
*desc
2133 = gtk_font_chooser_get_font_desc (GTK_FONT_CHOOSER (w
));
2137 const char *name
= pango_font_description_get_family (desc
);
2138 gint size
= pango_font_description_get_size (desc
);
2139 PangoWeight weight
= pango_font_description_get_weight (desc
);
2140 PangoStyle style
= pango_font_description_get_style (desc
);
2142 font
= CALLN (Ffont_spec
,
2143 QCname
, build_string (name
),
2144 QCsize
, make_float (pango_units_to_double (size
)),
2145 QCweight
, XG_WEIGHT_TO_SYMBOL (weight
),
2146 QCslant
, XG_STYLE_TO_SYMBOL (style
),
2149 pango_font_description_free (desc
);
2150 dupstring (&x_last_font_name
, name
);
2153 #else /* Use old font selector, which just returns the font name. */
2156 = gtk_font_selection_dialog_get_font_name (GTK_FONT_CHOOSER (w
));
2160 font
= build_string (font_name
);
2161 g_free (x_last_font_name
);
2162 x_last_font_name
= font_name
;
2164 #endif /* USE_NEW_GTK_FONT_CHOOSER */
2167 gtk_widget_destroy (w
);
2170 #endif /* HAVE_FREETYPE */
2174 /***********************************************************************
2176 ***********************************************************************/
2178 /* The name of menu items that can be used for customization. Since GTK
2179 RC files are very crude and primitive, we have to set this on all
2180 menu item names so a user can easily customize menu items. */
2182 #define MENU_ITEM_NAME "emacs-menuitem"
2185 /* Linked list of all allocated struct xg_menu_cb_data. Used for marking
2186 during GC. The next member points to the items. */
2187 static xg_list_node xg_menu_cb_list
;
2189 /* Linked list of all allocated struct xg_menu_item_cb_data. Used for marking
2190 during GC. The next member points to the items. */
2191 static xg_list_node xg_menu_item_cb_list
;
2193 /* Allocate and initialize CL_DATA if NULL, otherwise increase ref_count.
2194 F is the frame CL_DATA will be initialized for.
2195 HIGHLIGHT_CB is the callback to call when entering/leaving menu items.
2197 The menu bar and all sub menus under the menu bar in a frame
2198 share the same structure, hence the reference count.
2200 Returns CL_DATA if CL_DATA is not NULL, or a pointer to a newly
2201 allocated xg_menu_cb_data if CL_DATA is NULL. */
2203 static xg_menu_cb_data
*
2204 make_cl_data (xg_menu_cb_data
*cl_data
, struct frame
*f
, GCallback highlight_cb
)
2208 cl_data
= xmalloc (sizeof *cl_data
);
2210 cl_data
->menu_bar_vector
= f
->menu_bar_vector
;
2211 cl_data
->menu_bar_items_used
= f
->menu_bar_items_used
;
2212 cl_data
->highlight_cb
= highlight_cb
;
2213 cl_data
->ref_count
= 0;
2215 xg_list_insert (&xg_menu_cb_list
, &cl_data
->ptrs
);
2218 cl_data
->ref_count
++;
2223 /* Update CL_DATA with values from frame F and with HIGHLIGHT_CB.
2224 HIGHLIGHT_CB is the callback to call when entering/leaving menu items.
2226 When the menu bar is updated, menu items may have been added and/or
2227 removed, so menu_bar_vector and menu_bar_items_used change. We must
2228 then update CL_DATA since it is used to determine which menu
2229 item that is invoked in the menu.
2230 HIGHLIGHT_CB could change, there is no check that the same
2231 function is given when modifying a menu bar as was given when
2232 creating the menu bar. */
2235 update_cl_data (xg_menu_cb_data
*cl_data
,
2237 GCallback highlight_cb
)
2242 cl_data
->menu_bar_vector
= f
->menu_bar_vector
;
2243 cl_data
->menu_bar_items_used
= f
->menu_bar_items_used
;
2244 cl_data
->highlight_cb
= highlight_cb
;
2248 /* Decrease reference count for CL_DATA.
2249 If reference count is zero, free CL_DATA. */
2252 unref_cl_data (xg_menu_cb_data
*cl_data
)
2254 if (cl_data
&& cl_data
->ref_count
> 0)
2256 cl_data
->ref_count
--;
2257 if (cl_data
->ref_count
== 0)
2259 xg_list_remove (&xg_menu_cb_list
, &cl_data
->ptrs
);
2265 /* Function that marks all lisp data during GC. */
2271 Lisp_Object rest
, frame
;
2273 for (iter
= xg_menu_cb_list
.next
; iter
; iter
= iter
->next
)
2274 mark_object (((xg_menu_cb_data
*) iter
)->menu_bar_vector
);
2276 for (iter
= xg_menu_item_cb_list
.next
; iter
; iter
= iter
->next
)
2278 xg_menu_item_cb_data
*cb_data
= (xg_menu_item_cb_data
*) iter
;
2280 if (! NILP (cb_data
->help
))
2281 mark_object (cb_data
->help
);
2284 FOR_EACH_FRAME (rest
, frame
)
2286 struct frame
*f
= XFRAME (frame
);
2288 if (FRAME_X_P (f
) && FRAME_GTK_OUTER_WIDGET (f
))
2290 struct xg_frame_tb_info
*tbinfo
2291 = g_object_get_data (G_OBJECT (FRAME_GTK_OUTER_WIDGET (f
)),
2295 mark_object (tbinfo
->last_tool_bar
);
2296 mark_object (tbinfo
->style
);
2303 /* Callback called when a menu item is destroyed. Used to free data.
2304 W is the widget that is being destroyed (not used).
2305 CLIENT_DATA points to the xg_menu_item_cb_data associated with the W. */
2308 menuitem_destroy_callback (GtkWidget
*w
, gpointer client_data
)
2312 xg_menu_item_cb_data
*data
= client_data
;
2313 xg_list_remove (&xg_menu_item_cb_list
, &data
->ptrs
);
2318 /* Callback called when the pointer enters/leaves a menu item.
2319 W is the parent of the menu item.
2320 EVENT is either an enter event or leave event.
2321 CLIENT_DATA is not used.
2323 Returns FALSE to tell GTK to keep processing this event. */
2326 menuitem_highlight_callback (GtkWidget
*w
,
2327 GdkEventCrossing
*event
,
2328 gpointer client_data
)
2331 GtkWidget
*subwidget
;
2332 xg_menu_item_cb_data
*data
;
2334 ev
.crossing
= *event
;
2335 subwidget
= gtk_get_event_widget (&ev
);
2336 data
= g_object_get_data (G_OBJECT (subwidget
), XG_ITEM_DATA
);
2339 if (! NILP (data
->help
) && data
->cl_data
->highlight_cb
)
2341 gpointer call_data
= event
->type
== GDK_LEAVE_NOTIFY
? 0 : data
;
2342 GtkCallback func
= (GtkCallback
) data
->cl_data
->highlight_cb
;
2343 (*func
) (subwidget
, call_data
);
2350 /* Callback called when a menu is destroyed. Used to free data.
2351 W is the widget that is being destroyed (not used).
2352 CLIENT_DATA points to the xg_menu_cb_data associated with W. */
2355 menu_destroy_callback (GtkWidget
*w
, gpointer client_data
)
2357 unref_cl_data (client_data
);
2360 /* Make a GTK widget that contains both UTF8_LABEL and UTF8_KEY (both
2361 must be non-NULL) and can be inserted into a menu item.
2363 Returns the GtkHBox. */
2366 make_widget_for_menu_item (const char *utf8_label
, const char *utf8_key
)
2372 wbox
= gtk_box_new (GTK_ORIENTATION_HORIZONTAL
, 0);
2373 gtk_box_set_homogeneous (GTK_BOX (wbox
), FALSE
);
2374 wlbl
= gtk_label_new (utf8_label
);
2375 wkey
= gtk_label_new (utf8_key
);
2377 #if GTK_CHECK_VERSION (3, 14, 0)
2378 gtk_widget_set_halign (wlbl
, GTK_ALIGN_START
);
2379 gtk_widget_set_valign (wlbl
, GTK_ALIGN_CENTER
);
2380 gtk_widget_set_halign (wkey
, GTK_ALIGN_START
);
2381 gtk_widget_set_valign (wkey
, GTK_ALIGN_CENTER
);
2383 gtk_misc_set_alignment (GTK_MISC (wlbl
), 0.0, 0.5);
2384 gtk_misc_set_alignment (GTK_MISC (wkey
), 0.0, 0.5);
2386 gtk_box_pack_start (GTK_BOX (wbox
), wlbl
, TRUE
, TRUE
, 0);
2387 gtk_box_pack_start (GTK_BOX (wbox
), wkey
, FALSE
, FALSE
, 0);
2389 gtk_widget_set_name (wlbl
, MENU_ITEM_NAME
);
2390 gtk_widget_set_name (wkey
, MENU_ITEM_NAME
);
2391 gtk_widget_set_name (wbox
, MENU_ITEM_NAME
);
2396 /* Make and return a menu item widget with the key to the right.
2397 UTF8_LABEL is the text for the menu item (GTK uses UTF8 internally).
2398 UTF8_KEY is the text representing the key binding.
2399 ITEM is the widget_value describing the menu item.
2401 GROUP is an in/out parameter. If the menu item to be created is not
2402 part of any radio menu group, *GROUP contains NULL on entry and exit.
2403 If the menu item to be created is part of a radio menu group, on entry
2404 *GROUP contains the group to use, or NULL if this is the first item
2405 in the group. On exit, *GROUP contains the radio item group.
2407 Unfortunately, keys don't line up as nicely as in Motif,
2408 but the MacOS X version doesn't either, so I guess that is OK. */
2411 make_menu_item (const char *utf8_label
,
2412 const char *utf8_key
,
2417 GtkWidget
*wtoadd
= 0;
2419 /* It has been observed that some menu items have a NULL name field.
2420 This will lead to this function being called with a NULL utf8_label.
2421 GTK crashes on that so we set a blank label. Why there is a NULL
2422 name remains to be investigated. */
2423 if (! utf8_label
) utf8_label
= " ";
2426 wtoadd
= make_widget_for_menu_item (utf8_label
, utf8_key
);
2428 if (item
->button_type
== BUTTON_TYPE_TOGGLE
)
2431 if (utf8_key
) w
= gtk_check_menu_item_new ();
2432 else w
= gtk_check_menu_item_new_with_label (utf8_label
);
2433 gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w
), item
->selected
);
2435 else if (item
->button_type
== BUTTON_TYPE_RADIO
)
2437 if (utf8_key
) w
= gtk_radio_menu_item_new (*group
);
2438 else w
= gtk_radio_menu_item_new_with_label (*group
, utf8_label
);
2439 *group
= gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (w
));
2441 gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w
), TRUE
);
2446 if (utf8_key
) w
= gtk_menu_item_new ();
2447 else w
= gtk_menu_item_new_with_label (utf8_label
);
2450 if (wtoadd
) gtk_container_add (GTK_CONTAINER (w
), wtoadd
);
2451 if (! item
->enabled
) gtk_widget_set_sensitive (w
, FALSE
);
2456 /* Create a menu item widget, and connect the callbacks.
2457 ITEM describes the menu item.
2458 F is the frame the created menu belongs to.
2459 SELECT_CB is the callback to use when a menu item is selected.
2460 HIGHLIGHT_CB is the callback to call when entering/leaving menu items.
2461 CL_DATA points to the callback data to be used for this menu.
2462 GROUP is an in/out parameter. If the menu item to be created is not
2463 part of any radio menu group, *GROUP contains NULL on entry and exit.
2464 If the menu item to be created is part of a radio menu group, on entry
2465 *GROUP contains the group to use, or NULL if this is the first item
2466 in the group. On exit, *GROUP contains the radio item group.
2468 Returns the created GtkWidget. */
2471 xg_create_one_menuitem (widget_value
*item
,
2473 GCallback select_cb
,
2474 GCallback highlight_cb
,
2475 xg_menu_cb_data
*cl_data
,
2481 xg_menu_item_cb_data
*cb_data
;
2483 utf8_label
= get_utf8_string (item
->name
);
2484 utf8_key
= get_utf8_string (item
->key
);
2486 w
= make_menu_item (utf8_label
, utf8_key
, item
, group
);
2488 if (utf8_label
) g_free (utf8_label
);
2489 if (utf8_key
) g_free (utf8_key
);
2491 cb_data
= xmalloc (sizeof *cb_data
);
2493 xg_list_insert (&xg_menu_item_cb_list
, &cb_data
->ptrs
);
2495 cb_data
->select_id
= 0;
2496 cb_data
->help
= item
->help
;
2497 cb_data
->cl_data
= cl_data
;
2498 cb_data
->call_data
= item
->call_data
;
2500 g_signal_connect (G_OBJECT (w
),
2502 G_CALLBACK (menuitem_destroy_callback
),
2505 /* Put cb_data in widget, so we can get at it when modifying menubar */
2506 g_object_set_data (G_OBJECT (w
), XG_ITEM_DATA
, cb_data
);
2508 /* final item, not a submenu */
2509 if (item
->call_data
&& ! item
->contents
)
2513 = g_signal_connect (G_OBJECT (w
), "activate", select_cb
, cb_data
);
2519 /* Create a full menu tree specified by DATA.
2520 F is the frame the created menu belongs to.
2521 SELECT_CB is the callback to use when a menu item is selected.
2522 DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore.
2523 HIGHLIGHT_CB is the callback to call when entering/leaving menu items.
2524 If POP_UP_P, create a popup menu.
2525 If MENU_BAR_P, create a menu bar.
2526 TOPMENU is the topmost GtkWidget that others shall be placed under.
2527 It may be NULL, in that case we create the appropriate widget
2528 (menu bar or menu item depending on POP_UP_P and MENU_BAR_P)
2529 CL_DATA is the callback data we shall use for this menu, or NULL
2530 if we haven't set the first callback yet.
2531 NAME is the name to give to the top level menu if this function
2532 creates it. May be NULL to not set any name.
2534 Returns the top level GtkWidget. This is TOPLEVEL if TOPLEVEL is
2537 This function calls itself to create submenus. */
2540 create_menus (widget_value
*data
,
2542 GCallback select_cb
,
2543 GCallback deactivate_cb
,
2544 GCallback highlight_cb
,
2548 xg_menu_cb_data
*cl_data
,
2552 GtkWidget
*wmenu
= topmenu
;
2553 GSList
*group
= NULL
;
2559 wmenu
= gtk_menu_new ();
2560 xg_set_screen (wmenu
, f
);
2561 /* Connect this to the menu instead of items so we get enter/leave for
2562 disabled items also. TODO: Still does not get enter/leave for
2563 disabled items in detached menus. */
2564 g_signal_connect (G_OBJECT (wmenu
),
2565 "enter-notify-event",
2566 G_CALLBACK (menuitem_highlight_callback
),
2568 g_signal_connect (G_OBJECT (wmenu
),
2569 "leave-notify-event",
2570 G_CALLBACK (menuitem_highlight_callback
),
2575 wmenu
= gtk_menu_bar_new ();
2576 /* Set width of menu bar to a small value so it doesn't enlarge
2577 a small initial frame size. The width will be set to the
2578 width of the frame later on when it is added to a container.
2579 height -1: Natural height. */
2580 gtk_widget_set_size_request (wmenu
, 1, -1);
2583 /* Put cl_data on the top menu for easier access. */
2584 cl_data
= make_cl_data (cl_data
, f
, highlight_cb
);
2585 g_object_set_data (G_OBJECT (wmenu
), XG_FRAME_DATA
, (gpointer
)cl_data
);
2586 g_signal_connect (G_OBJECT (wmenu
), "destroy",
2587 G_CALLBACK (menu_destroy_callback
), cl_data
);
2590 gtk_widget_set_name (wmenu
, name
);
2593 g_signal_connect (G_OBJECT (wmenu
),
2594 "selection-done", deactivate_cb
, 0);
2597 for (item
= data
; item
; item
= item
->next
)
2601 if (pop_up_p
&& !item
->contents
&& !item
->call_data
2602 && !menu_separator_name_p (item
->name
))
2605 /* A title for a popup. We do the same as GTK does when
2606 creating titles, but it does not look good. */
2608 utf8_label
= get_utf8_string (item
->name
);
2610 w
= gtk_menu_item_new_with_label (utf8_label
);
2611 gtk_widget_set_sensitive (w
, FALSE
);
2612 if (utf8_label
) g_free (utf8_label
);
2614 else if (menu_separator_name_p (item
->name
))
2617 /* GTK only have one separator type. */
2618 w
= gtk_separator_menu_item_new ();
2622 w
= xg_create_one_menuitem (item
,
2624 item
->contents
? 0 : select_cb
,
2629 /* Create a possibly empty submenu for menu bar items, since some
2630 themes don't highlight items correctly without it. */
2631 if (item
->contents
|| menu_bar_p
)
2633 GtkWidget
*submenu
= create_menus (item
->contents
,
2643 gtk_menu_item_set_submenu (GTK_MENU_ITEM (w
), submenu
);
2647 gtk_menu_shell_append (GTK_MENU_SHELL (wmenu
), w
);
2648 gtk_widget_set_name (w
, MENU_ITEM_NAME
);
2654 /* Create a menubar, popup menu or dialog, depending on the TYPE argument.
2655 TYPE can be "menubar", "popup" for popup menu, or "dialog" for a dialog
2656 with some text and buttons.
2657 F is the frame the created item belongs to.
2658 NAME is the name to use for the top widget.
2659 VAL is a widget_value structure describing items to be created.
2660 SELECT_CB is the callback to use when a menu item is selected or
2661 a dialog button is pressed.
2662 DEACTIVATE_CB is the callback to use when an item is deactivated.
2663 For a menu, when a sub menu is not shown anymore, for a dialog it is
2664 called when the dialog is popped down.
2665 HIGHLIGHT_CB is the callback to call when entering/leaving menu items.
2667 Returns the widget created. */
2670 xg_create_widget (const char *type
, const char *name
, struct frame
*f
,
2671 widget_value
*val
, GCallback select_cb
,
2672 GCallback deactivate_cb
, GCallback highlight_cb
)
2675 bool menu_bar_p
= strcmp (type
, "menubar") == 0;
2676 bool pop_up_p
= strcmp (type
, "popup") == 0;
2678 if (strcmp (type
, "dialog") == 0)
2680 w
= create_dialog (val
, select_cb
, deactivate_cb
);
2681 xg_set_screen (w
, f
);
2682 gtk_window_set_transient_for (GTK_WINDOW (w
),
2683 GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f
)));
2684 gtk_window_set_destroy_with_parent (GTK_WINDOW (w
), TRUE
);
2685 gtk_widget_set_name (w
, "emacs-dialog");
2686 gtk_window_set_modal (GTK_WINDOW (w
), TRUE
);
2688 else if (menu_bar_p
|| pop_up_p
)
2690 w
= create_menus (val
->contents
,
2701 /* Set the cursor to an arrow for popup menus when they are mapped.
2702 This is done by default for menu bar menus. */
2705 /* Must realize so the GdkWindow inside the widget is created. */
2706 gtk_widget_realize (w
);
2707 xg_set_cursor (w
, FRAME_DISPLAY_INFO (f
)->xg_cursor
);
2712 fprintf (stderr
, "bad type in xg_create_widget: %s, doing nothing\n",
2719 /* Return the label for menu item WITEM. */
2722 xg_get_menu_item_label (GtkMenuItem
*witem
)
2724 GtkLabel
*wlabel
= GTK_LABEL (XG_BIN_CHILD (witem
));
2725 return gtk_label_get_label (wlabel
);
2728 /* Return true if the menu item WITEM has the text LABEL. */
2731 xg_item_label_same_p (GtkMenuItem
*witem
, const char *label
)
2734 char *utf8_label
= get_utf8_string (label
);
2735 const char *old_label
= witem
? xg_get_menu_item_label (witem
) : 0;
2737 if (! old_label
&& ! utf8_label
)
2739 else if (old_label
&& utf8_label
)
2740 is_same
= strcmp (utf8_label
, old_label
) == 0;
2742 if (utf8_label
) g_free (utf8_label
);
2747 /* Destroy widgets in LIST. */
2750 xg_destroy_widgets (GList
*list
)
2754 for (iter
= list
; iter
; iter
= g_list_next (iter
))
2756 GtkWidget
*w
= GTK_WIDGET (iter
->data
);
2758 /* Destroying the widget will remove it from the container it is in. */
2759 gtk_widget_destroy (w
);
2763 /* Update the top level names in MENUBAR (i.e. not submenus).
2764 F is the frame the menu bar belongs to.
2765 *LIST is a list with the current menu bar names (menu item widgets).
2766 ITER is the item within *LIST that shall be updated.
2767 POS is the numerical position, starting at 0, of ITER in *LIST.
2768 VAL describes what the menu bar shall look like after the update.
2769 SELECT_CB is the callback to use when a menu item is selected.
2770 HIGHLIGHT_CB is the callback to call when entering/leaving menu items.
2771 CL_DATA points to the callback data to be used for this menu bar.
2773 This function calls itself to walk through the menu bar names. */
2776 xg_update_menubar (GtkWidget
*menubar
,
2782 GCallback select_cb
,
2783 GCallback deactivate_cb
,
2784 GCallback highlight_cb
,
2785 xg_menu_cb_data
*cl_data
)
2787 if (! iter
&& ! val
)
2789 else if (iter
&& ! val
)
2791 /* Item(s) have been removed. Remove all remaining items. */
2792 xg_destroy_widgets (iter
);
2794 /* Add a blank entry so the menubar doesn't collapse to nothing. */
2795 gtk_menu_shell_insert (GTK_MENU_SHELL (menubar
),
2796 gtk_menu_item_new_with_label (""),
2802 else if (! iter
&& val
)
2804 /* Item(s) added. Add all new items in one call. */
2805 create_menus (val
, f
, select_cb
, deactivate_cb
, highlight_cb
,
2806 0, 1, menubar
, cl_data
, 0);
2812 /* Below this neither iter or val is NULL */
2813 else if (xg_item_label_same_p (GTK_MENU_ITEM (iter
->data
), val
->name
))
2815 /* This item is still the same, check next item. */
2817 iter
= g_list_next (iter
);
2820 else /* This item is changed. */
2822 GtkMenuItem
*witem
= GTK_MENU_ITEM (iter
->data
);
2823 GtkMenuItem
*witem2
= 0;
2824 bool val_in_menubar
= 0;
2825 bool iter_in_new_menubar
= 0;
2829 /* See if the changed entry (val) is present later in the menu bar */
2831 iter2
&& ! val_in_menubar
;
2832 iter2
= g_list_next (iter2
))
2834 witem2
= GTK_MENU_ITEM (iter2
->data
);
2835 val_in_menubar
= xg_item_label_same_p (witem2
, val
->name
);
2838 /* See if the current entry (iter) is present later in the
2839 specification for the new menu bar. */
2840 for (cur
= val
; cur
&& ! iter_in_new_menubar
; cur
= cur
->next
)
2841 iter_in_new_menubar
= xg_item_label_same_p (witem
, cur
->name
);
2843 if (val_in_menubar
&& ! iter_in_new_menubar
)
2847 /* This corresponds to:
2852 g_object_ref (G_OBJECT (witem
));
2853 gtk_container_remove (GTK_CONTAINER (menubar
), GTK_WIDGET (witem
));
2854 gtk_widget_destroy (GTK_WIDGET (witem
));
2856 /* Must get new list since the old changed. */
2857 g_list_free (*list
);
2858 *list
= iter
= gtk_container_get_children (GTK_CONTAINER (menubar
));
2859 while (nr
-- > 0) iter
= g_list_next (iter
);
2861 else if (! val_in_menubar
&& ! iter_in_new_menubar
)
2863 /* This corresponds to:
2866 Rename B to X. This might seem to be a strange thing to do,
2867 since if there is a menu under B it will be totally wrong for X.
2868 But consider editing a C file. Then there is a C-mode menu
2869 (corresponds to B above).
2870 If then doing C-x C-f the minibuf menu (X above) replaces the
2871 C-mode menu. When returning from the minibuffer, we get
2872 back the C-mode menu. Thus we do:
2873 Rename B to X (C-mode to minibuf menu)
2874 Rename X to B (minibuf to C-mode menu).
2875 If the X menu hasn't been invoked, the menu under B
2876 is up to date when leaving the minibuffer. */
2877 GtkLabel
*wlabel
= GTK_LABEL (XG_BIN_CHILD (witem
));
2878 char *utf8_label
= get_utf8_string (val
->name
);
2880 /* GTK menu items don't notice when their labels have been
2881 changed from underneath them, so we have to explicitly
2882 use g_object_notify to tell listeners (e.g., a GMenuModel
2883 bridge that might be loaded) that the item's label has
2885 gtk_label_set_text (wlabel
, utf8_label
);
2886 #if GTK_CHECK_VERSION (2, 16, 0)
2887 g_object_notify (G_OBJECT (witem
), "label");
2889 if (utf8_label
) g_free (utf8_label
);
2890 iter
= g_list_next (iter
);
2894 else if (! val_in_menubar
&& iter_in_new_menubar
)
2896 /* This corresponds to:
2903 GtkWidget
*w
= xg_create_one_menuitem (val
,
2910 /* Create a possibly empty submenu for menu bar items, since some
2911 themes don't highlight items correctly without it. */
2912 GtkWidget
*submenu
= create_menus (NULL
, f
,
2913 select_cb
, deactivate_cb
,
2915 0, 0, 0, cl_data
, 0);
2917 gtk_widget_set_name (w
, MENU_ITEM_NAME
);
2918 gtk_menu_shell_insert (GTK_MENU_SHELL (menubar
), w
, pos
);
2919 gtk_menu_item_set_submenu (GTK_MENU_ITEM (w
), submenu
);
2921 g_list_free (*list
);
2922 *list
= iter
= gtk_container_get_children (GTK_CONTAINER (menubar
));
2923 while (nr
-- > 0) iter
= g_list_next (iter
);
2924 iter
= g_list_next (iter
);
2928 else /* if (val_in_menubar && iter_in_new_menubar) */
2931 /* This corresponds to:
2936 g_object_ref (G_OBJECT (witem2
));
2937 gtk_container_remove (GTK_CONTAINER (menubar
), GTK_WIDGET (witem2
));
2938 gtk_menu_shell_insert (GTK_MENU_SHELL (menubar
),
2939 GTK_WIDGET (witem2
), pos
);
2940 g_object_unref (G_OBJECT (witem2
));
2942 g_list_free (*list
);
2943 *list
= iter
= gtk_container_get_children (GTK_CONTAINER (menubar
));
2944 while (nr
-- > 0) iter
= g_list_next (iter
);
2945 if (iter
) iter
= g_list_next (iter
);
2951 /* Update the rest of the menu bar. */
2952 xg_update_menubar (menubar
, f
, list
, iter
, pos
, val
,
2953 select_cb
, deactivate_cb
, highlight_cb
, cl_data
);
2956 /* Update the menu item W so it corresponds to VAL.
2957 SELECT_CB is the callback to use when a menu item is selected.
2958 HIGHLIGHT_CB is the callback to call when entering/leaving menu items.
2959 CL_DATA is the data to set in the widget for menu invocation. */
2962 xg_update_menu_item (widget_value
*val
,
2964 GCallback select_cb
,
2965 GCallback highlight_cb
,
2966 xg_menu_cb_data
*cl_data
)
2973 const char *old_label
= 0;
2974 const char *old_key
= 0;
2975 xg_menu_item_cb_data
*cb_data
;
2976 bool label_changed
= false;
2978 wchild
= XG_BIN_CHILD (w
);
2979 utf8_label
= get_utf8_string (val
->name
);
2980 utf8_key
= get_utf8_string (val
->key
);
2982 /* See if W is a menu item with a key. See make_menu_item above. */
2983 if (GTK_IS_BOX (wchild
))
2985 GList
*list
= gtk_container_get_children (GTK_CONTAINER (wchild
));
2987 wlbl
= GTK_LABEL (list
->data
);
2988 wkey
= GTK_LABEL (list
->next
->data
);
2993 /* Remove the key and keep just the label. */
2994 g_object_ref (G_OBJECT (wlbl
));
2995 gtk_container_remove (GTK_CONTAINER (w
), wchild
);
2996 gtk_container_add (GTK_CONTAINER (w
), GTK_WIDGET (wlbl
));
2997 g_object_unref (G_OBJECT (wlbl
));
3002 else /* Just a label. */
3004 wlbl
= GTK_LABEL (wchild
);
3006 /* Check if there is now a key. */
3009 GtkWidget
*wtoadd
= make_widget_for_menu_item (utf8_label
, utf8_key
);
3010 GList
*list
= gtk_container_get_children (GTK_CONTAINER (wtoadd
));
3012 wlbl
= GTK_LABEL (list
->data
);
3013 wkey
= GTK_LABEL (list
->next
->data
);
3016 gtk_container_remove (GTK_CONTAINER (w
), wchild
);
3017 gtk_container_add (GTK_CONTAINER (w
), wtoadd
);
3021 if (wkey
) old_key
= gtk_label_get_label (wkey
);
3022 if (wlbl
) old_label
= gtk_label_get_label (wlbl
);
3024 if (wkey
&& utf8_key
&& (! old_key
|| strcmp (utf8_key
, old_key
) != 0))
3026 label_changed
= true;
3027 gtk_label_set_text (wkey
, utf8_key
);
3030 if (! old_label
|| strcmp (utf8_label
, old_label
) != 0)
3032 label_changed
= true;
3033 gtk_label_set_text (wlbl
, utf8_label
);
3036 if (utf8_key
) g_free (utf8_key
);
3037 if (utf8_label
) g_free (utf8_label
);
3039 if (! val
->enabled
&& gtk_widget_get_sensitive (w
))
3040 gtk_widget_set_sensitive (w
, FALSE
);
3041 else if (val
->enabled
&& ! gtk_widget_get_sensitive (w
))
3042 gtk_widget_set_sensitive (w
, TRUE
);
3044 cb_data
= g_object_get_data (G_OBJECT (w
), XG_ITEM_DATA
);
3047 cb_data
->call_data
= val
->call_data
;
3048 cb_data
->help
= val
->help
;
3049 cb_data
->cl_data
= cl_data
;
3051 /* We assume the callback functions don't change. */
3052 if (val
->call_data
&& ! val
->contents
)
3054 /* This item shall have a select callback. */
3055 if (! cb_data
->select_id
)
3057 = g_signal_connect (G_OBJECT (w
), "activate",
3058 select_cb
, cb_data
);
3060 else if (cb_data
->select_id
)
3062 g_signal_handler_disconnect (w
, cb_data
->select_id
);
3063 cb_data
->select_id
= 0;
3067 #if GTK_CHECK_VERSION (2, 16, 0)
3068 if (label_changed
) /* See comment in xg_update_menubar. */
3069 g_object_notify (G_OBJECT (w
), "label");
3073 /* Update the toggle menu item W so it corresponds to VAL. */
3076 xg_update_toggle_item (widget_value
*val
, GtkWidget
*w
)
3078 gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w
), val
->selected
);
3081 /* Update the radio menu item W so it corresponds to VAL. */
3084 xg_update_radio_item (widget_value
*val
, GtkWidget
*w
)
3086 gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w
), val
->selected
);
3089 /* Update the sub menu SUBMENU and all its children so it corresponds to VAL.
3090 SUBMENU may be NULL, in that case a new menu is created.
3091 F is the frame the menu bar belongs to.
3092 VAL describes the contents of the menu bar.
3093 SELECT_CB is the callback to use when a menu item is selected.
3094 DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore.
3095 HIGHLIGHT_CB is the callback to call when entering/leaving menu items.
3096 CL_DATA is the call back data to use for any newly created items.
3098 Returns the updated submenu widget, that is SUBMENU unless SUBMENU
3102 xg_update_submenu (GtkWidget
*submenu
,
3105 GCallback select_cb
,
3106 GCallback deactivate_cb
,
3107 GCallback highlight_cb
,
3108 xg_menu_cb_data
*cl_data
)
3110 GtkWidget
*newsub
= submenu
;
3114 GList
*first_radio
= 0;
3117 list
= gtk_container_get_children (GTK_CONTAINER (submenu
));
3119 for (cur
= val
, iter
= list
;
3121 iter
= g_list_next (iter
), cur
= cur
->next
)
3123 GtkWidget
*w
= GTK_WIDGET (iter
->data
);
3125 /* Remember first radio button in a group. If we get a mismatch in
3126 a radio group we must rebuild the whole group so that the connections
3127 in GTK becomes correct. */
3128 if (cur
->button_type
== BUTTON_TYPE_RADIO
&& ! first_radio
)
3130 else if (cur
->button_type
!= BUTTON_TYPE_RADIO
3131 && ! GTK_IS_RADIO_MENU_ITEM (w
))
3134 if (GTK_IS_SEPARATOR_MENU_ITEM (w
))
3136 if (! menu_separator_name_p (cur
->name
))
3139 else if (GTK_IS_CHECK_MENU_ITEM (w
))
3141 if (cur
->button_type
!= BUTTON_TYPE_TOGGLE
)
3143 xg_update_toggle_item (cur
, w
);
3144 xg_update_menu_item (cur
, w
, select_cb
, highlight_cb
, cl_data
);
3146 else if (GTK_IS_RADIO_MENU_ITEM (w
))
3148 if (cur
->button_type
!= BUTTON_TYPE_RADIO
)
3150 xg_update_radio_item (cur
, w
);
3151 xg_update_menu_item (cur
, w
, select_cb
, highlight_cb
, cl_data
);
3153 else if (GTK_IS_MENU_ITEM (w
))
3155 GtkMenuItem
*witem
= GTK_MENU_ITEM (w
);
3158 if (cur
->button_type
!= BUTTON_TYPE_NONE
||
3159 menu_separator_name_p (cur
->name
))
3162 xg_update_menu_item (cur
, w
, select_cb
, highlight_cb
, cl_data
);
3164 sub
= gtk_menu_item_get_submenu (witem
);
3165 if (sub
&& ! cur
->contents
)
3167 /* Not a submenu anymore. */
3168 g_object_ref (G_OBJECT (sub
));
3169 remove_submenu (witem
);
3170 gtk_widget_destroy (sub
);
3172 else if (cur
->contents
)
3176 nsub
= xg_update_submenu (sub
, f
, cur
->contents
,
3177 select_cb
, deactivate_cb
,
3178 highlight_cb
, cl_data
);
3180 /* If this item just became a submenu, we must set it. */
3182 gtk_menu_item_set_submenu (witem
, nsub
);
3187 /* Structural difference. Remove everything from here and down
3193 /* Remove widgets from first structural change. */
3196 /* If we are adding new menu items below, we must remove from
3197 first radio button so that radio groups become correct. */
3198 if (cur
&& first_radio
) xg_destroy_widgets (first_radio
);
3199 else xg_destroy_widgets (iter
);
3204 /* More items added. Create them. */
3205 newsub
= create_menus (cur
,
3217 if (list
) g_list_free (list
);
3222 /* Update the MENUBAR.
3223 F is the frame the menu bar belongs to.
3224 VAL describes the contents of the menu bar.
3225 If DEEP_P, rebuild all but the top level menu names in
3226 the MENUBAR. If DEEP_P is zero, just rebuild the names in the menubar.
3227 SELECT_CB is the callback to use when a menu item is selected.
3228 DEACTIVATE_CB is the callback to use when a sub menu is not shown anymore.
3229 HIGHLIGHT_CB is the callback to call when entering/leaving menu items. */
3232 xg_modify_menubar_widgets (GtkWidget
*menubar
, struct frame
*f
,
3233 widget_value
*val
, bool deep_p
,
3234 GCallback select_cb
, GCallback deactivate_cb
,
3235 GCallback highlight_cb
)
3237 xg_menu_cb_data
*cl_data
;
3238 GList
*list
= gtk_container_get_children (GTK_CONTAINER (menubar
));
3242 cl_data
= g_object_get_data (G_OBJECT (menubar
), XG_FRAME_DATA
);
3244 xg_update_menubar (menubar
, f
, &list
, list
, 0, val
->contents
,
3245 select_cb
, deactivate_cb
, highlight_cb
, cl_data
);
3251 /* Update all sub menus.
3252 We must keep the submenus (GTK menu item widgets) since the
3253 X Window in the XEvent that activates the menu are those widgets. */
3255 /* Update cl_data, menu_item things in F may have changed. */
3256 update_cl_data (cl_data
, f
, highlight_cb
);
3258 for (cur
= val
->contents
; cur
; cur
= cur
->next
)
3263 GtkMenuItem
*witem
= 0;
3265 /* Find sub menu that corresponds to val and update it. */
3266 for (iter
= list
; iter
; iter
= g_list_next (iter
))
3268 witem
= GTK_MENU_ITEM (iter
->data
);
3269 if (xg_item_label_same_p (witem
, cur
->name
))
3271 sub
= gtk_menu_item_get_submenu (witem
);
3276 newsub
= xg_update_submenu (sub
,
3283 /* sub may still be NULL. If we just updated non deep and added
3284 a new menu bar item, it has no sub menu yet. So we set the
3285 newly created sub menu under witem. */
3286 if (newsub
!= sub
&& witem
!= 0)
3288 xg_set_screen (newsub
, f
);
3289 gtk_menu_item_set_submenu (witem
, newsub
);
3295 gtk_widget_show_all (menubar
);
3298 /* Callback called when the menu bar W is mapped.
3299 Used to find the height of the menu bar if we didn't get it
3300 after showing the widget. */
3303 menubar_map_cb (GtkWidget
*w
, gpointer user_data
)
3306 struct frame
*f
= user_data
;
3307 gtk_widget_get_preferred_size (w
, NULL
, &req
);
3308 if (FRAME_MENUBAR_HEIGHT (f
) != req
.height
)
3310 FRAME_MENUBAR_HEIGHT (f
) = req
.height
;
3311 adjust_frame_size (f
, -1, -1, 2, 0, Qmenu_bar_lines
);
3315 /* Recompute all the widgets of frame F, when the menu bar has been
3319 xg_update_frame_menubar (struct frame
*f
)
3321 struct x_output
*x
= f
->output_data
.x
;
3324 if (!x
->menubar_widget
|| gtk_widget_get_mapped (x
->menubar_widget
))
3327 if (x
->menubar_widget
&& gtk_widget_get_parent (x
->menubar_widget
))
3328 return; /* Already done this, happens for frames created invisible. */
3332 gtk_box_pack_start (GTK_BOX (x
->vbox_widget
), x
->menubar_widget
,
3334 gtk_box_reorder_child (GTK_BOX (x
->vbox_widget
), x
->menubar_widget
, 0);
3336 g_signal_connect (x
->menubar_widget
, "map", G_CALLBACK (menubar_map_cb
), f
);
3337 gtk_widget_show_all (x
->menubar_widget
);
3338 gtk_widget_get_preferred_size (x
->menubar_widget
, NULL
, &req
);
3340 if (FRAME_MENUBAR_HEIGHT (f
) != req
.height
)
3342 FRAME_MENUBAR_HEIGHT (f
) = req
.height
;
3343 adjust_frame_size (f
, -1, -1, 2, 0, Qmenu_bar_lines
);
3348 /* Get rid of the menu bar of frame F, and free its storage.
3349 This is used when deleting a frame, and when turning off the menu bar. */
3352 free_frame_menubar (struct frame
*f
)
3354 struct x_output
*x
= f
->output_data
.x
;
3356 if (x
->menubar_widget
)
3360 gtk_container_remove (GTK_CONTAINER (x
->vbox_widget
), x
->menubar_widget
);
3361 /* The menubar and its children shall be deleted when removed from
3363 x
->menubar_widget
= 0;
3364 FRAME_MENUBAR_HEIGHT (f
) = 0;
3365 adjust_frame_size (f
, -1, -1, 2, 0, Qmenu_bar_lines
);
3371 xg_event_is_for_menubar (struct frame
*f
, const XEvent
*event
)
3373 struct x_output
*x
= f
->output_data
.x
;
3382 if (! x
->menubar_widget
) return 0;
3384 if (! (event
->xbutton
.x
>= 0
3385 && event
->xbutton
.x
< FRAME_PIXEL_WIDTH (f
)
3386 && event
->xbutton
.y
>= 0
3387 && event
->xbutton
.y
< FRAME_MENUBAR_HEIGHT (f
)
3388 && event
->xbutton
.same_screen
))
3391 gdpy
= gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f
));
3392 gw
= gdk_x11_window_lookup_for_display (gdpy
, event
->xbutton
.window
);
3394 gevent
.any
.window
= gw
;
3395 gevent
.any
.type
= GDK_NOTHING
;
3396 gwdesc
= gtk_get_event_widget (&gevent
);
3397 if (! gwdesc
) return 0;
3398 if (! GTK_IS_MENU_BAR (gwdesc
)
3399 && ! GTK_IS_MENU_ITEM (gwdesc
)
3400 && ! gtk_widget_is_ancestor (x
->menubar_widget
, gwdesc
))
3403 list
= gtk_container_get_children (GTK_CONTAINER (x
->menubar_widget
));
3404 if (! list
) return 0;
3405 rec
.x
= event
->xbutton
.x
;
3406 rec
.y
= event
->xbutton
.y
;
3410 for (iter
= list
; iter
; iter
= g_list_next (iter
))
3412 GtkWidget
*w
= GTK_WIDGET (iter
->data
);
3413 if (gtk_widget_get_mapped (w
) && gtk_widget_intersect (w
, &rec
, NULL
))
3422 /***********************************************************************
3423 Scroll bar functions
3424 ***********************************************************************/
3427 /* Setting scroll bar values invokes the callback. Use this variable
3428 to indicate that callback should do nothing. */
3430 bool xg_ignore_gtk_scrollbar
;
3432 /* Width and height of scroll bars for the current theme. */
3433 static int scroll_bar_width_for_theme
;
3434 static int scroll_bar_height_for_theme
;
3436 /* Xlib's `Window' fits in 32 bits. But we want to store pointers, and they
3437 may be larger than 32 bits. Keep a mapping from integer index to widget
3438 pointers to get around the 32 bit limitation. */
3442 GtkWidget
**widgets
;
3447 /* Grow this much every time we need to allocate more */
3449 #define ID_TO_WIDGET_INCR 32
3451 /* Store the widget pointer W in id_to_widget and return the integer index. */
3454 xg_store_widget_in_map (GtkWidget
*w
)
3458 if (id_to_widget
.max_size
== id_to_widget
.used
)
3461 if (TYPE_MAXIMUM (Window
) - ID_TO_WIDGET_INCR
< id_to_widget
.max_size
)
3462 memory_full (SIZE_MAX
);
3464 new_size
= id_to_widget
.max_size
+ ID_TO_WIDGET_INCR
;
3465 id_to_widget
.widgets
= xnrealloc (id_to_widget
.widgets
,
3466 new_size
, sizeof (GtkWidget
*));
3468 for (i
= id_to_widget
.max_size
; i
< new_size
; ++i
)
3469 id_to_widget
.widgets
[i
] = 0;
3470 id_to_widget
.max_size
= new_size
;
3473 /* Just loop over the array and find a free place. After all,
3474 how many scroll bars are we creating? Should be a small number.
3475 The check above guarantees we will find a free place. */
3476 for (i
= 0; i
< id_to_widget
.max_size
; ++i
)
3478 if (! id_to_widget
.widgets
[i
])
3480 id_to_widget
.widgets
[i
] = w
;
3481 ++id_to_widget
.used
;
3487 /* Should never end up here */
3491 /* Remove pointer at IDX from id_to_widget.
3492 Called when scroll bar is destroyed. */
3495 xg_remove_widget_from_map (ptrdiff_t idx
)
3497 if (idx
< id_to_widget
.max_size
&& id_to_widget
.widgets
[idx
] != 0)
3499 id_to_widget
.widgets
[idx
] = 0;
3500 --id_to_widget
.used
;
3504 /* Get the widget pointer at IDX from id_to_widget. */
3507 xg_get_widget_from_map (ptrdiff_t idx
)
3509 if (idx
< id_to_widget
.max_size
&& id_to_widget
.widgets
[idx
] != 0)
3510 return id_to_widget
.widgets
[idx
];
3516 update_theme_scrollbar_width (void)
3519 GtkAdjustment
*vadj
;
3526 vadj
= gtk_adjustment_new (XG_SB_MIN
, XG_SB_MIN
, XG_SB_MAX
, 0.1, 0.1, 0.1);
3527 wscroll
= gtk_scrollbar_new (GTK_ORIENTATION_VERTICAL
, GTK_ADJUSTMENT (vadj
));
3528 g_object_ref_sink (G_OBJECT (wscroll
));
3529 gtk_widget_style_get (wscroll
, "slider-width", &w
, "trough-border", &b
, NULL
);
3530 gtk_widget_destroy (wscroll
);
3531 g_object_unref (G_OBJECT (wscroll
));
3536 scroll_bar_width_for_theme
= w
;
3540 update_theme_scrollbar_height (void)
3543 GtkAdjustment
*hadj
;
3550 hadj
= gtk_adjustment_new (YG_SB_MIN
, YG_SB_MIN
, YG_SB_MAX
, 0.1, 0.1, 0.1);
3551 wscroll
= gtk_scrollbar_new (GTK_ORIENTATION_HORIZONTAL
, GTK_ADJUSTMENT (hadj
));
3552 g_object_ref_sink (G_OBJECT (wscroll
));
3553 gtk_widget_style_get (wscroll
, "slider-width", &w
, "trough-border", &b
, NULL
);
3554 gtk_widget_destroy (wscroll
);
3555 g_object_unref (G_OBJECT (wscroll
));
3558 scroll_bar_height_for_theme
= w
;
3562 xg_get_default_scrollbar_width (void)
3564 return scroll_bar_width_for_theme
* xg_get_gdk_scale ();
3568 xg_get_default_scrollbar_height (void)
3570 /* Apparently there's no default height for themes. */
3571 return scroll_bar_width_for_theme
* xg_get_gdk_scale ();
3574 /* Return the scrollbar id for X Window WID on display DPY.
3575 Return -1 if WID not in id_to_widget. */
3578 xg_get_scroll_id_for_window (Display
*dpy
, Window wid
)
3583 w
= xg_win_to_widget (dpy
, wid
);
3587 for (idx
= 0; idx
< id_to_widget
.max_size
; ++idx
)
3588 if (id_to_widget
.widgets
[idx
] == w
)
3595 /* Callback invoked when scroll bar WIDGET is destroyed.
3596 DATA is the index into id_to_widget for WIDGET.
3597 We free pointer to last scroll bar values here and remove the index. */
3600 xg_gtk_scroll_destroy (GtkWidget
*widget
, gpointer data
)
3602 intptr_t id
= (intptr_t) data
;
3603 xg_remove_widget_from_map (id
);
3606 /* Create a scroll bar widget for frame F. Store the scroll bar
3608 SCROLL_CALLBACK is the callback to invoke when the value of the
3610 END_CALLBACK is the callback to invoke when scrolling ends.
3611 SCROLL_BAR_NAME is the name we use for the scroll bar. Can be used
3612 to set resources for the widget. */
3615 xg_create_scroll_bar (struct frame
*f
,
3616 struct scroll_bar
*bar
,
3617 GCallback scroll_callback
,
3618 GCallback end_callback
,
3619 const char *scroll_bar_name
)
3625 GtkAdjustment
*vadj
;
3630 /* Page, step increment values are not so important here, they
3631 will be corrected in x_set_toolkit_scroll_bar_thumb. */
3632 vadj
= gtk_adjustment_new (XG_SB_MIN
, XG_SB_MIN
, XG_SB_MAX
,
3635 wscroll
= gtk_scrollbar_new (GTK_ORIENTATION_VERTICAL
, GTK_ADJUSTMENT (vadj
));
3636 webox
= gtk_event_box_new ();
3637 gtk_widget_set_name (wscroll
, scroll_bar_name
);
3639 gtk_range_set_update_policy (GTK_RANGE (wscroll
), GTK_UPDATE_CONTINUOUS
);
3641 g_object_set_data (G_OBJECT (wscroll
), XG_FRAME_DATA
, (gpointer
)f
);
3643 scroll_id
= xg_store_widget_in_map (wscroll
);
3645 g_signal_connect (G_OBJECT (wscroll
),
3647 G_CALLBACK (xg_gtk_scroll_destroy
),
3648 (gpointer
) scroll_id
);
3649 g_signal_connect (G_OBJECT (wscroll
),
3653 g_signal_connect (G_OBJECT (wscroll
),
3654 "button-release-event",
3658 /* The scroll bar widget does not draw on a window of its own. Instead
3659 it draws on the parent window, in this case the edit widget. So
3660 whenever the edit widget is cleared, the scroll bar needs to redraw
3661 also, which causes flicker. Put an event box between the edit widget
3662 and the scroll bar, so the scroll bar instead draws itself on the
3663 event box window. */
3664 gtk_fixed_put (GTK_FIXED (f
->output_data
.x
->edit_widget
), webox
, -1, -1);
3665 gtk_container_add (GTK_CONTAINER (webox
), wscroll
);
3668 /* Set the cursor to an arrow. */
3669 xg_set_cursor (webox
, FRAME_DISPLAY_INFO (f
)->xg_cursor
);
3671 bar
->x_window
= scroll_id
;
3672 bar
->horizontal
= 0;
3675 /* Create a horizontal scroll bar widget for frame F. Store the scroll
3676 bar in BAR. SCROLL_CALLBACK is the callback to invoke when the value
3677 of the bar changes. END_CALLBACK is the callback to invoke when
3678 scrolling ends. SCROLL_BAR_NAME is the name we use for the scroll
3679 bar. Can be used to set resources for the widget. */
3682 xg_create_horizontal_scroll_bar (struct frame
*f
,
3683 struct scroll_bar
*bar
,
3684 GCallback scroll_callback
,
3685 GCallback end_callback
,
3686 const char *scroll_bar_name
)
3692 GtkAdjustment
*hadj
;
3697 /* Page, step increment values are not so important here, they
3698 will be corrected in x_set_toolkit_scroll_bar_thumb. */
3699 hadj
= gtk_adjustment_new (YG_SB_MIN
, YG_SB_MIN
, YG_SB_MAX
,
3702 wscroll
= gtk_scrollbar_new (GTK_ORIENTATION_HORIZONTAL
, GTK_ADJUSTMENT (hadj
));
3703 webox
= gtk_event_box_new ();
3704 gtk_widget_set_name (wscroll
, scroll_bar_name
);
3706 gtk_range_set_update_policy (GTK_RANGE (wscroll
), GTK_UPDATE_CONTINUOUS
);
3708 g_object_set_data (G_OBJECT (wscroll
), XG_FRAME_DATA
, (gpointer
)f
);
3710 scroll_id
= xg_store_widget_in_map (wscroll
);
3712 g_signal_connect (G_OBJECT (wscroll
),
3714 G_CALLBACK (xg_gtk_scroll_destroy
),
3715 (gpointer
) scroll_id
);
3716 g_signal_connect (G_OBJECT (wscroll
),
3720 g_signal_connect (G_OBJECT (wscroll
),
3721 "button-release-event",
3725 /* The scroll bar widget does not draw on a window of its own. Instead
3726 it draws on the parent window, in this case the edit widget. So
3727 whenever the edit widget is cleared, the scroll bar needs to redraw
3728 also, which causes flicker. Put an event box between the edit widget
3729 and the scroll bar, so the scroll bar instead draws itself on the
3730 event box window. */
3731 gtk_fixed_put (GTK_FIXED (f
->output_data
.x
->edit_widget
), webox
, -1, -1);
3732 gtk_container_add (GTK_CONTAINER (webox
), wscroll
);
3735 /* Set the cursor to an arrow. */
3736 xg_set_cursor (webox
, FRAME_DISPLAY_INFO (f
)->xg_cursor
);
3738 bar
->x_window
= scroll_id
;
3739 bar
->horizontal
= 1;
3742 /* Remove the scroll bar represented by SCROLLBAR_ID from the frame F. */
3745 xg_remove_scroll_bar (struct frame
*f
, ptrdiff_t scrollbar_id
)
3747 GtkWidget
*w
= xg_get_widget_from_map (scrollbar_id
);
3750 GtkWidget
*wparent
= gtk_widget_get_parent (w
);
3751 gtk_widget_destroy (w
);
3752 gtk_widget_destroy (wparent
);
3753 SET_FRAME_GARBAGED (f
);
3757 /* Update the position of the vertical scroll bar represented by SCROLLBAR_ID
3759 TOP/LEFT are the new pixel positions where the bar shall appear.
3760 WIDTH, HEIGHT is the size in pixels the bar shall have. */
3763 xg_update_scrollbar_pos (struct frame
*f
,
3764 ptrdiff_t scrollbar_id
,
3771 GtkWidget
*wscroll
= xg_get_widget_from_map (scrollbar_id
);
3772 int scale
= xg_get_gdk_scale ();
3783 GtkWidget
*wfixed
= f
->output_data
.x
->edit_widget
;
3784 GtkWidget
*wparent
= gtk_widget_get_parent (wscroll
);
3787 /* Clear out old position. */
3788 int oldx
= -1, oldy
= -1, oldw
, oldh
;
3789 if (gtk_widget_get_parent (wparent
) == wfixed
)
3791 gtk_container_child_get (GTK_CONTAINER (wfixed
), wparent
,
3792 "x", &oldx
, "y", &oldy
, NULL
);
3793 gtk_widget_get_size_request (wscroll
, &oldw
, &oldh
);
3796 /* Move and resize to new values. */
3799 int adj
= (scale
-1)*(width
/scale
/2);
3803 gtk_fixed_move (GTK_FIXED (wfixed
), wparent
, left
, top
);
3804 gtk_widget_style_get (wscroll
, "min-slider-length", &msl
, NULL
);
3807 /* No room. Hide scroll bar as some themes output a warning if
3808 the height is less than the min size. */
3809 gtk_widget_hide (wparent
);
3810 gtk_widget_hide (wscroll
);
3814 gtk_widget_show_all (wparent
);
3815 gtk_widget_set_size_request (wscroll
, width
, height
);
3817 gtk_widget_queue_draw (wfixed
);
3818 gdk_window_process_all_updates ();
3819 if (oldx
!= -1 && oldw
> 0 && oldh
> 0)
3821 /* Clear under old scroll bar position. This must be done after
3822 the gtk_widget_queue_draw and gdk_window_process_all_updates
3826 oldw
+= (scale
-1)*oldw
;
3827 oldx
-= (scale
-1)*oldw
;
3829 x_clear_area (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
),
3830 oldx
, oldy
, oldw
, oldh
);
3833 /* GTK does not redraw until the main loop is entered again, but
3834 if there are no X events pending we will not enter it. So we sync
3835 here to get some events. */
3838 SET_FRAME_GARBAGED (f
);
3839 cancel_mouse_face (f
);
3844 /* Update the position of the horizontal scroll bar represented by SCROLLBAR_ID
3846 TOP/LEFT are the new pixel positions where the bar shall appear.
3847 WIDTH, HEIGHT is the size in pixels the bar shall have. */
3850 xg_update_horizontal_scrollbar_pos (struct frame
*f
,
3851 ptrdiff_t scrollbar_id
,
3858 GtkWidget
*wscroll
= xg_get_widget_from_map (scrollbar_id
);
3862 GtkWidget
*wfixed
= f
->output_data
.x
->edit_widget
;
3863 GtkWidget
*wparent
= gtk_widget_get_parent (wscroll
);
3866 /* Clear out old position. */
3867 int oldx
= -1, oldy
= -1, oldw
, oldh
;
3868 if (gtk_widget_get_parent (wparent
) == wfixed
)
3870 gtk_container_child_get (GTK_CONTAINER (wfixed
), wparent
,
3871 "x", &oldx
, "y", &oldy
, NULL
);
3872 gtk_widget_get_size_request (wscroll
, &oldw
, &oldh
);
3875 /* Move and resize to new values. */
3876 gtk_fixed_move (GTK_FIXED (wfixed
), wparent
, left
, top
);
3877 gtk_widget_style_get (wscroll
, "min-slider-length", &msl
, NULL
);
3880 /* No room. Hide scroll bar as some themes output a warning if
3881 the width is less than the min size. */
3882 gtk_widget_hide (wparent
);
3883 gtk_widget_hide (wscroll
);
3887 gtk_widget_show_all (wparent
);
3888 gtk_widget_set_size_request (wscroll
, width
, height
);
3890 gtk_widget_queue_draw (wfixed
);
3891 gdk_window_process_all_updates ();
3892 if (oldx
!= -1 && oldw
> 0 && oldh
> 0)
3893 /* Clear under old scroll bar position. This must be done after
3894 the gtk_widget_queue_draw and gdk_window_process_all_updates
3896 x_clear_area (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
),
3897 oldx
, oldy
, oldw
, oldh
);
3899 /* GTK does not redraw until the main loop is entered again, but
3900 if there are no X events pending we will not enter it. So we sync
3901 here to get some events. */
3904 SET_FRAME_GARBAGED (f
);
3905 cancel_mouse_face (f
);
3910 /* Get the current value of the range, truncated to an integer. */
3913 int_gtk_range_get_value (GtkRange
*range
)
3915 return gtk_range_get_value (range
);
3919 /* Set the thumb size and position of scroll bar BAR. We are currently
3920 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3923 xg_set_toolkit_scroll_bar_thumb (struct scroll_bar
*bar
,
3928 GtkWidget
*wscroll
= xg_get_widget_from_map (bar
->x_window
);
3930 struct frame
*f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3932 if (wscroll
&& bar
->dragging
== -1)
3942 adj
= gtk_range_get_adjustment (GTK_RANGE (wscroll
));
3944 if (scroll_bar_adjust_thumb_portion_p
)
3946 /* We do the same as for MOTIF in xterm.c, use 30 chars per
3947 line rather than the real portion value. This makes the
3948 thumb less likely to resize and that looks better. */
3949 portion
= WINDOW_TOTAL_LINES (XWINDOW (bar
->window
)) * 30;
3951 /* When the thumb is at the bottom, position == whole.
3952 So we need to increase `whole' to make space for the thumb. */
3960 top
= (gdouble
) position
/ whole
;
3961 shown
= (gdouble
) portion
/ whole
;
3964 size
= clip_to_bounds (1, shown
* XG_SB_RANGE
, XG_SB_RANGE
);
3965 value
= clip_to_bounds (XG_SB_MIN
, top
* XG_SB_RANGE
, XG_SB_MAX
- size
);
3967 /* Assume all lines are of equal size. */
3968 new_step
= size
/ max (1, FRAME_LINES (f
));
3970 old_size
= gtk_adjustment_get_page_size (adj
);
3971 if (old_size
!= size
)
3973 int old_step
= gtk_adjustment_get_step_increment (adj
);
3974 if (old_step
!= new_step
)
3976 gtk_adjustment_set_page_size (adj
, size
);
3977 gtk_adjustment_set_step_increment (adj
, new_step
);
3978 /* Assume a page increment is about 95% of the page size */
3979 gtk_adjustment_set_page_increment (adj
, size
- size
/ 20);
3984 if (changed
|| int_gtk_range_get_value (GTK_RANGE (wscroll
)) != value
)
3988 /* gtk_range_set_value invokes the callback. Set
3989 ignore_gtk_scrollbar to make the callback do nothing */
3990 xg_ignore_gtk_scrollbar
= 1;
3992 if (int_gtk_range_get_value (GTK_RANGE (wscroll
)) != value
)
3993 gtk_range_set_value (GTK_RANGE (wscroll
), (gdouble
)value
);
3995 gtk_adjustment_changed (adj
);
3997 xg_ignore_gtk_scrollbar
= 0;
4004 /* Set the thumb size and position of horizontal scroll bar BAR. We are
4005 currently displaying PORTION out of a whole WHOLE, and our position
4008 xg_set_toolkit_horizontal_scroll_bar_thumb (struct scroll_bar
*bar
,
4013 GtkWidget
*wscroll
= xg_get_widget_from_map (bar
->x_window
);
4015 if (wscroll
&& bar
->dragging
== -1)
4019 int upper
= max (whole
- 1, 0);
4020 int pagesize
= min (upper
, max (portion
, 0));
4021 int value
= max (0, min (position
, upper
- pagesize
));
4022 /* These should be set to something more <portion, whole>
4024 int page_increment
= 4;
4025 int step_increment
= 1;
4028 adj
= gtk_range_get_adjustment (GTK_RANGE (wscroll
));
4029 gtk_adjustment_configure (adj
, (gdouble
) value
, (gdouble
) lower
,
4030 (gdouble
) upper
, (gdouble
) step_increment
,
4031 (gdouble
) page_increment
, (gdouble
) pagesize
);
4032 gtk_adjustment_changed (adj
);
4037 /* Return true if EVENT is for a scroll bar in frame F.
4038 When the same X window is used for several Gtk+ widgets, we cannot
4039 say for sure based on the X window alone if an event is for the
4040 frame. This function does additional checks. */
4043 xg_event_is_for_scrollbar (struct frame
*f
, const XEvent
*event
)
4047 if (f
&& event
->type
== ButtonPress
&& event
->xbutton
.button
< 4)
4049 /* Check if press occurred outside the edit widget. */
4050 GdkDisplay
*gdpy
= gdk_x11_lookup_xdisplay (FRAME_X_DISPLAY (f
));
4053 GdkDevice
*gdev
= gdk_device_manager_get_client_pointer
4054 (gdk_display_get_device_manager (gdpy
));
4055 gwin
= gdk_device_get_window_at_position (gdev
, NULL
, NULL
);
4057 gwin
= gdk_display_get_window_at_pointer (gdpy
, NULL
, NULL
);
4059 retval
= gwin
!= gtk_widget_get_window (f
->output_data
.x
->edit_widget
);
4062 && ((event
->type
== ButtonRelease
&& event
->xbutton
.button
< 4)
4063 || event
->type
== MotionNotify
))
4065 /* If we are releasing or moving the scroll bar, it has the grab. */
4066 GtkWidget
*w
= gtk_grab_get_current ();
4067 retval
= w
!= 0 && GTK_IS_SCROLLBAR (w
);
4075 /***********************************************************************
4077 ***********************************************************************/
4078 /* The key for the data we put in the GtkImage widgets. The data is
4079 the image used by Emacs. We use this to see if we need to update
4080 the GtkImage with a new image. */
4081 #define XG_TOOL_BAR_IMAGE_DATA "emacs-tool-bar-image"
4083 /* The key for storing the latest modifiers so the activate callback can
4085 #define XG_TOOL_BAR_LAST_MODIFIER "emacs-tool-bar-modifier"
4087 /* The key for the data we put in the GtkImage widgets. The data is
4088 the stock name used by Emacs. We use this to see if we need to update
4089 the GtkImage with a new image. */
4090 #define XG_TOOL_BAR_STOCK_NAME "emacs-tool-bar-stock-name"
4092 /* As above, but this is used for named theme widgets, as opposed to
4094 #define XG_TOOL_BAR_ICON_NAME "emacs-tool-bar-icon-name"
4096 /* Callback function invoked when a tool bar item is pressed.
4097 W is the button widget in the tool bar that got pressed,
4098 CLIENT_DATA is an integer that is the index of the button in the
4099 tool bar. 0 is the first button. */
4102 xg_tool_bar_button_cb (GtkWidget
*widget
,
4103 GdkEventButton
*event
,
4106 intptr_t state
= event
->state
;
4107 gpointer ptr
= (gpointer
) state
;
4108 g_object_set_data (G_OBJECT (widget
), XG_TOOL_BAR_LAST_MODIFIER
, ptr
);
4113 /* Callback function invoked when a tool bar item is pressed.
4114 W is the button widget in the tool bar that got pressed,
4115 CLIENT_DATA is an integer that is the index of the button in the
4116 tool bar. 0 is the first button. */
4119 xg_tool_bar_callback (GtkWidget
*w
, gpointer client_data
)
4121 intptr_t idx
= (intptr_t) client_data
;
4122 gpointer gmod
= g_object_get_data (G_OBJECT (w
), XG_TOOL_BAR_LAST_MODIFIER
);
4123 intptr_t mod
= (intptr_t) gmod
;
4125 struct frame
*f
= g_object_get_data (G_OBJECT (w
), XG_FRAME_DATA
);
4126 Lisp_Object key
, frame
;
4127 struct input_event event
;
4130 if (! f
|| ! f
->n_tool_bar_items
|| NILP (f
->tool_bar_items
))
4133 idx
*= TOOL_BAR_ITEM_NSLOTS
;
4135 key
= AREF (f
->tool_bar_items
, idx
+ TOOL_BAR_ITEM_KEY
);
4136 XSETFRAME (frame
, f
);
4138 /* We generate two events here. The first one is to set the prefix
4139 to `(tool_bar)', see keyboard.c. */
4140 event
.kind
= TOOL_BAR_EVENT
;
4141 event
.frame_or_window
= frame
;
4143 kbd_buffer_store_event (&event
);
4145 event
.kind
= TOOL_BAR_EVENT
;
4146 event
.frame_or_window
= frame
;
4148 /* Convert between the modifier bits GDK uses and the modifier bits
4149 Emacs uses. This assumes GDK and X masks are the same, which they are when
4151 event
.modifiers
= x_x_to_emacs_modifiers (FRAME_DISPLAY_INFO (f
), mod
);
4152 kbd_buffer_store_event (&event
);
4154 /* Return focus to the frame after we have clicked on a detached
4160 xg_get_tool_bar_widgets (GtkWidget
*vb
, GtkWidget
**wimage
)
4162 GList
*clist
= gtk_container_get_children (GTK_CONTAINER (vb
));
4163 GtkWidget
*c1
= clist
->data
;
4164 GtkWidget
*c2
= clist
->next
? clist
->next
->data
: NULL
;
4166 *wimage
= GTK_IS_IMAGE (c1
) ? c1
: c2
;
4167 g_list_free (clist
);
4168 return GTK_IS_LABEL (c1
) ? c1
: c2
;
4172 /* This callback is called when the mouse enters or leaves a tool bar item.
4173 It is used for displaying and hiding the help text.
4174 W is the tool bar item, a button.
4175 EVENT is either an enter event or leave event.
4176 CLIENT_DATA is an integer that is the index of the button in the
4177 tool bar. 0 is the first button.
4179 Returns FALSE to tell GTK to keep processing this event. */
4182 xg_tool_bar_help_callback (GtkWidget
*w
,
4183 GdkEventCrossing
*event
,
4184 gpointer client_data
)
4186 intptr_t idx
= (intptr_t) client_data
;
4187 struct frame
*f
= g_object_get_data (G_OBJECT (w
), XG_FRAME_DATA
);
4188 Lisp_Object help
, frame
;
4190 if (! f
|| ! f
->n_tool_bar_items
|| NILP (f
->tool_bar_items
))
4193 if (event
->type
== GDK_ENTER_NOTIFY
)
4195 idx
*= TOOL_BAR_ITEM_NSLOTS
;
4196 help
= AREF (f
->tool_bar_items
, idx
+ TOOL_BAR_ITEM_HELP
);
4199 help
= AREF (f
->tool_bar_items
, idx
+ TOOL_BAR_ITEM_CAPTION
);
4204 XSETFRAME (frame
, f
);
4205 kbd_buffer_store_help_event (frame
, help
);
4211 /* This callback is called when a tool bar item shall be redrawn.
4212 It modifies the expose event so that the GtkImage widget redraws the
4213 whole image. This to overcome a bug that makes GtkImage draw the image
4214 in the wrong place when it tries to redraw just a part of the image.
4215 W is the GtkImage to be redrawn.
4216 EVENT is the expose event for W.
4217 CLIENT_DATA is unused.
4219 Returns FALSE to tell GTK to keep processing this event. */
4223 xg_tool_bar_item_expose_callback (GtkWidget
*w
,
4224 GdkEventExpose
*event
,
4225 gpointer client_data
)
4229 gdk_drawable_get_size (event
->window
, &width
, &height
);
4230 event
->area
.x
-= width
> event
->area
.width
? width
-event
->area
.width
: 0;
4231 event
->area
.y
-= height
> event
->area
.height
? height
-event
->area
.height
: 0;
4233 event
->area
.x
= max (0, event
->area
.x
);
4234 event
->area
.y
= max (0, event
->area
.y
);
4236 event
->area
.width
= max (width
, event
->area
.width
);
4237 event
->area
.height
= max (height
, event
->area
.height
);
4243 #ifdef HAVE_GTK_ORIENTABLE_SET_ORIENTATION
4244 #define toolbar_set_orientation(w, o) \
4245 gtk_orientable_set_orientation (GTK_ORIENTABLE (w), o)
4247 #define toolbar_set_orientation(w, o) \
4248 gtk_toolbar_set_orientation (GTK_TOOLBAR (w), o)
4251 /* Attach a tool bar to frame F. */
4254 xg_pack_tool_bar (struct frame
*f
, Lisp_Object pos
)
4256 struct x_output
*x
= f
->output_data
.x
;
4257 bool into_hbox
= EQ (pos
, Qleft
) || EQ (pos
, Qright
);
4258 GtkWidget
*top_widget
= x
->toolbar_widget
;
4260 toolbar_set_orientation (x
->toolbar_widget
,
4262 ? GTK_ORIENTATION_VERTICAL
4263 : GTK_ORIENTATION_HORIZONTAL
);
4267 gtk_box_pack_start (GTK_BOX (x
->hbox_widget
), top_widget
,
4270 if (EQ (pos
, Qleft
))
4271 gtk_box_reorder_child (GTK_BOX (x
->hbox_widget
),
4274 x
->toolbar_in_hbox
= true;
4278 bool vbox_pos
= x
->menubar_widget
!= 0;
4279 gtk_box_pack_start (GTK_BOX (x
->vbox_widget
), top_widget
,
4283 gtk_box_reorder_child (GTK_BOX (x
->vbox_widget
),
4286 x
->toolbar_in_hbox
= false;
4288 x
->toolbar_is_packed
= true;
4291 static bool xg_update_tool_bar_sizes (struct frame
*f
);
4294 tb_size_cb (GtkWidget
*widget
,
4295 GdkRectangle
*allocation
,
4298 /* When tool bar is created it has one preferred size. But when size is
4299 allocated between widgets, it may get another. So we must update
4300 size hints if tool bar size changes. Seen on Fedora 18 at least. */
4301 struct frame
*f
= user_data
;
4303 if (xg_update_tool_bar_sizes (f
))
4305 frame_size_history_add (f
, Qtb_size_cb
, 0, 0, Qnil
);
4306 adjust_frame_size (f
, -1, -1, 5, 0, Qtool_bar_lines
);
4310 /* Create a tool bar for frame F. */
4313 xg_create_tool_bar (struct frame
*f
)
4315 struct x_output
*x
= f
->output_data
.x
;
4316 #if GTK_CHECK_VERSION (3, 3, 6)
4317 GtkStyleContext
*gsty
;
4319 struct xg_frame_tb_info
*tbinfo
4320 = g_object_get_data (G_OBJECT (FRAME_GTK_OUTER_WIDGET (f
)),
4324 tbinfo
= xmalloc (sizeof (*tbinfo
));
4325 tbinfo
->last_tool_bar
= Qnil
;
4326 tbinfo
->style
= Qnil
;
4327 tbinfo
->hmargin
= tbinfo
->vmargin
= 0;
4328 tbinfo
->dir
= GTK_TEXT_DIR_NONE
;
4329 tbinfo
->n_last_items
= 0;
4330 g_object_set_data (G_OBJECT (FRAME_GTK_OUTER_WIDGET (f
)),
4335 x
->toolbar_widget
= gtk_toolbar_new ();
4337 gtk_widget_set_name (x
->toolbar_widget
, "emacs-toolbar");
4339 gtk_toolbar_set_style (GTK_TOOLBAR (x
->toolbar_widget
), GTK_TOOLBAR_ICONS
);
4340 toolbar_set_orientation (x
->toolbar_widget
, GTK_ORIENTATION_HORIZONTAL
);
4341 g_signal_connect (x
->toolbar_widget
, "size-allocate",
4342 G_CALLBACK (tb_size_cb
), f
);
4343 #if GTK_CHECK_VERSION (3, 3, 6)
4344 gsty
= gtk_widget_get_style_context (x
->toolbar_widget
);
4345 gtk_style_context_add_class (gsty
, "primary-toolbar");
4350 #define PROP(IDX) AREF (f->tool_bar_items, i * TOOL_BAR_ITEM_NSLOTS + (IDX))
4352 /* Find the right-to-left image named by RTL in the tool bar images for F.
4353 Returns IMAGE if RTL is not found. */
4356 find_rtl_image (struct frame
*f
, Lisp_Object image
, Lisp_Object rtl
)
4359 Lisp_Object file
, rtl_name
;
4360 struct gcpro gcpro1
, gcpro2
;
4361 GCPRO2 (file
, rtl_name
);
4363 rtl_name
= Ffile_name_nondirectory (rtl
);
4365 for (i
= 0; i
< f
->n_tool_bar_items
; ++i
)
4367 Lisp_Object rtl_image
= PROP (TOOL_BAR_ITEM_IMAGES
);
4368 if (!NILP (file
= file_for_image (rtl_image
)))
4370 file
= call1 (intern ("file-name-sans-extension"),
4371 Ffile_name_nondirectory (file
));
4372 if (! NILP (Fequal (file
, rtl_name
)))
4383 static GtkToolItem
*
4384 xg_make_tool_item (struct frame
*f
,
4386 GtkWidget
**wbutton
,
4388 int i
, bool horiz
, bool text_image
)
4390 GtkToolItem
*ti
= gtk_tool_item_new ();
4391 GtkWidget
*vb
= gtk_box_new (horiz
4392 ? GTK_ORIENTATION_HORIZONTAL
4393 : GTK_ORIENTATION_VERTICAL
,
4395 GtkWidget
*wb
= gtk_button_new ();
4396 /* The eventbox is here so we can have tooltips on disabled items. */
4397 GtkWidget
*weventbox
= gtk_event_box_new ();
4398 #if GTK_CHECK_VERSION (3, 3, 6)
4399 GtkCssProvider
*css_prov
= gtk_css_provider_new ();
4400 GtkStyleContext
*gsty
;
4402 gtk_css_provider_load_from_data (css_prov
,
4404 " background-color: transparent;"
4408 gsty
= gtk_widget_get_style_context (weventbox
);
4409 gtk_style_context_add_provider (gsty
,
4410 GTK_STYLE_PROVIDER (css_prov
),
4411 GTK_STYLE_PROVIDER_PRIORITY_USER
);
4412 g_object_unref (css_prov
);
4415 gtk_box_set_homogeneous (GTK_BOX (vb
), FALSE
);
4417 if (wimage
&& !text_image
)
4418 gtk_box_pack_start (GTK_BOX (vb
), wimage
, TRUE
, TRUE
, 0);
4420 gtk_box_pack_start (GTK_BOX (vb
), gtk_label_new (label
), TRUE
, TRUE
, 0);
4421 if (wimage
&& text_image
)
4422 gtk_box_pack_start (GTK_BOX (vb
), wimage
, TRUE
, TRUE
, 0);
4424 gtk_button_set_focus_on_click (GTK_BUTTON (wb
), FALSE
);
4425 gtk_button_set_relief (GTK_BUTTON (wb
), GTK_RELIEF_NONE
);
4426 gtk_container_add (GTK_CONTAINER (wb
), vb
);
4427 gtk_container_add (GTK_CONTAINER (weventbox
), wb
);
4428 gtk_container_add (GTK_CONTAINER (ti
), weventbox
);
4430 if (wimage
|| label
)
4433 gpointer gi
= (gpointer
) ii
;
4435 g_signal_connect (G_OBJECT (wb
), "clicked",
4436 G_CALLBACK (xg_tool_bar_callback
),
4439 g_object_set_data (G_OBJECT (weventbox
), XG_FRAME_DATA
, (gpointer
)f
);
4442 /* Catch expose events to overcome an annoying redraw bug, see
4443 comment for xg_tool_bar_item_expose_callback. */
4444 g_signal_connect (G_OBJECT (ti
),
4446 G_CALLBACK (xg_tool_bar_item_expose_callback
),
4449 gtk_tool_item_set_homogeneous (ti
, FALSE
);
4451 /* Callback to save modifier mask (Shift/Control, etc). GTK makes
4452 no distinction based on modifiers in the activate callback,
4453 so we have to do it ourselves. */
4454 g_signal_connect (wb
, "button-release-event",
4455 G_CALLBACK (xg_tool_bar_button_cb
),
4458 g_object_set_data (G_OBJECT (wb
), XG_FRAME_DATA
, (gpointer
)f
);
4460 /* Use enter/leave notify to show help. We use the events
4461 rather than the GtkButton specific signals "enter" and
4462 "leave", so we can have only one callback. The event
4463 will tell us what kind of event it is. */
4464 g_signal_connect (G_OBJECT (weventbox
),
4465 "enter-notify-event",
4466 G_CALLBACK (xg_tool_bar_help_callback
),
4468 g_signal_connect (G_OBJECT (weventbox
),
4469 "leave-notify-event",
4470 G_CALLBACK (xg_tool_bar_help_callback
),
4474 if (wbutton
) *wbutton
= wb
;
4480 is_box_type (GtkWidget
*vb
, bool is_horizontal
)
4484 if (GTK_IS_BOX (vb
))
4486 GtkOrientation ori
= gtk_orientable_get_orientation (GTK_ORIENTABLE (vb
));
4487 ret
= (ori
== GTK_ORIENTATION_HORIZONTAL
&& is_horizontal
)
4488 || (ori
== GTK_ORIENTATION_VERTICAL
&& ! is_horizontal
);
4492 return is_horizontal
? GTK_IS_VBOX (vb
) : GTK_IS_HBOX (vb
);
4498 xg_tool_item_stale_p (GtkWidget
*wbutton
, const char *stock_name
,
4499 const char *icon_name
, const struct image
*img
,
4500 const char *label
, bool horiz
)
4504 GtkWidget
*vb
= XG_BIN_CHILD (wbutton
);
4505 GtkWidget
*wlbl
= xg_get_tool_bar_widgets (vb
, &wimage
);
4507 /* Check if the tool icon matches. */
4508 if (stock_name
&& wimage
)
4510 old
= g_object_get_data (G_OBJECT (wimage
),
4511 XG_TOOL_BAR_STOCK_NAME
);
4512 if (!old
|| strcmp (old
, stock_name
))
4515 else if (icon_name
&& wimage
)
4517 old
= g_object_get_data (G_OBJECT (wimage
),
4518 XG_TOOL_BAR_ICON_NAME
);
4519 if (!old
|| strcmp (old
, icon_name
))
4524 gpointer gold_img
= g_object_get_data (G_OBJECT (wimage
),
4525 XG_TOOL_BAR_IMAGE_DATA
);
4526 Pixmap old_img
= (Pixmap
) gold_img
;
4527 if (old_img
!= img
->pixmap
)
4531 /* Check button configuration and label. */
4532 if (is_box_type (vb
, horiz
)
4533 || (label
? (wlbl
== NULL
) : (wlbl
!= NULL
)))
4536 /* Ensure label is correct. */
4538 gtk_label_set_text (GTK_LABEL (wlbl
), label
);
4543 xg_update_tool_bar_sizes (struct frame
*f
)
4545 struct x_output
*x
= f
->output_data
.x
;
4547 int nl
= 0, nr
= 0, nt
= 0, nb
= 0;
4548 GtkWidget
*top_widget
= x
->toolbar_widget
;
4550 gtk_widget_get_preferred_size (GTK_WIDGET (top_widget
), NULL
, &req
);
4551 if (x
->toolbar_in_hbox
)
4554 gtk_container_child_get (GTK_CONTAINER (x
->hbox_widget
),
4556 "position", &pos
, NULL
);
4557 if (pos
== 0) nl
= req
.width
;
4558 else nr
= req
.width
;
4563 gtk_container_child_get (GTK_CONTAINER (x
->vbox_widget
),
4565 "position", &pos
, NULL
);
4566 if (pos
== 0 || (pos
== 1 && x
->menubar_widget
)) nt
= req
.height
;
4567 else nb
= req
.height
;
4570 if (nl
!= FRAME_TOOLBAR_LEFT_WIDTH (f
)
4571 || nr
!= FRAME_TOOLBAR_RIGHT_WIDTH (f
)
4572 || nt
!= FRAME_TOOLBAR_TOP_HEIGHT (f
)
4573 || nb
!= FRAME_TOOLBAR_BOTTOM_HEIGHT (f
))
4575 FRAME_TOOLBAR_RIGHT_WIDTH (f
) = FRAME_TOOLBAR_LEFT_WIDTH (f
)
4576 = FRAME_TOOLBAR_TOP_HEIGHT (f
) = FRAME_TOOLBAR_BOTTOM_HEIGHT (f
) = 0;
4577 FRAME_TOOLBAR_LEFT_WIDTH (f
) = nl
;
4578 FRAME_TOOLBAR_RIGHT_WIDTH (f
) = nr
;
4579 FRAME_TOOLBAR_TOP_HEIGHT (f
) = nt
;
4580 FRAME_TOOLBAR_BOTTOM_HEIGHT (f
) = nb
;
4589 find_icon_from_name (char *name
,
4590 GtkIconTheme
*icon_theme
,
4593 #if ! GTK_CHECK_VERSION (3, 10, 0)
4594 GtkStockItem stock_item
;
4597 if (name
[0] == 'n' && name
[1] == ':')
4599 *icon_name
= name
+ 2;
4602 if (! gtk_icon_theme_has_icon (icon_theme
, *icon_name
))
4606 #if ! GTK_CHECK_VERSION (3, 10, 0)
4607 else if (gtk_stock_lookup (name
, &stock_item
))
4610 else if (gtk_icon_theme_has_icon (icon_theme
, name
))
4625 /* Update the tool bar for frame F. Add new buttons and remove old. */
4628 update_frame_tool_bar (struct frame
*f
)
4631 struct x_output
*x
= f
->output_data
.x
;
4632 int hmargin
= 0, vmargin
= 0;
4633 GtkToolbar
*wtoolbar
;
4635 GtkTextDirection dir
;
4637 bool text_image
, horiz
;
4638 struct xg_frame_tb_info
*tbinfo
;
4640 GtkIconTheme
*icon_theme
;
4643 if (! FRAME_GTK_WIDGET (f
))
4648 if (RANGED_INTEGERP (1, Vtool_bar_button_margin
, INT_MAX
))
4650 hmargin
= XFASTINT (Vtool_bar_button_margin
);
4651 vmargin
= XFASTINT (Vtool_bar_button_margin
);
4653 else if (CONSP (Vtool_bar_button_margin
))
4655 if (RANGED_INTEGERP (1, XCAR (Vtool_bar_button_margin
), INT_MAX
))
4656 hmargin
= XFASTINT (XCAR (Vtool_bar_button_margin
));
4658 if (RANGED_INTEGERP (1, XCDR (Vtool_bar_button_margin
), INT_MAX
))
4659 vmargin
= XFASTINT (XCDR (Vtool_bar_button_margin
));
4662 /* The natural size (i.e. when GTK uses 0 as margin) looks best,
4663 so take DEFAULT_TOOL_BAR_BUTTON_MARGIN to mean "default for GTK",
4664 i.e. zero. This means that margins less than
4665 DEFAULT_TOOL_BAR_BUTTON_MARGIN has no effect. */
4666 hmargin
= max (0, hmargin
- DEFAULT_TOOL_BAR_BUTTON_MARGIN
);
4667 vmargin
= max (0, vmargin
- DEFAULT_TOOL_BAR_BUTTON_MARGIN
);
4669 if (! x
->toolbar_widget
)
4670 xg_create_tool_bar (f
);
4672 wtoolbar
= GTK_TOOLBAR (x
->toolbar_widget
);
4673 dir
= gtk_widget_get_direction (GTK_WIDGET (wtoolbar
));
4675 style
= Ftool_bar_get_system_style ();
4676 screen
= gtk_widget_get_screen (GTK_WIDGET (wtoolbar
));
4677 icon_theme
= gtk_icon_theme_get_for_screen (screen
);
4679 /* Are we up to date? */
4680 tbinfo
= g_object_get_data (G_OBJECT (FRAME_GTK_OUTER_WIDGET (f
)),
4683 if (! NILP (tbinfo
->last_tool_bar
) && ! NILP (f
->tool_bar_items
)
4684 && tbinfo
->n_last_items
== f
->n_tool_bar_items
4685 && tbinfo
->hmargin
== hmargin
&& tbinfo
->vmargin
== vmargin
4686 && tbinfo
->dir
== dir
4687 && ! NILP (Fequal (tbinfo
->style
, style
))
4688 && ! NILP (Fequal (tbinfo
->last_tool_bar
, f
->tool_bar_items
)))
4694 tbinfo
->last_tool_bar
= f
->tool_bar_items
;
4695 tbinfo
->n_last_items
= f
->n_tool_bar_items
;
4696 tbinfo
->style
= style
;
4697 tbinfo
->hmargin
= hmargin
;
4698 tbinfo
->vmargin
= vmargin
;
4701 text_image
= EQ (style
, Qtext_image_horiz
);
4702 horiz
= EQ (style
, Qboth_horiz
) || text_image
;
4704 for (i
= j
= 0; i
< f
->n_tool_bar_items
; ++i
)
4706 bool enabled_p
= !NILP (PROP (TOOL_BAR_ITEM_ENABLED_P
));
4707 bool selected_p
= !NILP (PROP (TOOL_BAR_ITEM_SELECTED_P
));
4711 struct image
*img
= NULL
;
4713 Lisp_Object stock
= Qnil
;
4714 char *stock_name
= NULL
;
4715 char *icon_name
= NULL
;
4717 GtkWidget
*wbutton
= NULL
;
4718 Lisp_Object specified_file
;
4719 bool vert_only
= ! NILP (PROP (TOOL_BAR_ITEM_VERT_ONLY
));
4721 = (EQ (style
, Qimage
) || (vert_only
&& horiz
)) ? NULL
4722 : STRINGP (PROP (TOOL_BAR_ITEM_LABEL
))
4723 ? SSDATA (PROP (TOOL_BAR_ITEM_LABEL
))
4726 ti
= gtk_toolbar_get_nth_item (GTK_TOOLBAR (wtoolbar
), j
);
4728 /* If this is a separator, use a gtk separator item. */
4729 if (EQ (PROP (TOOL_BAR_ITEM_TYPE
), Qt
))
4731 if (ti
== NULL
|| !GTK_IS_SEPARATOR_TOOL_ITEM (ti
))
4734 gtk_container_remove (GTK_CONTAINER (wtoolbar
),
4736 ti
= gtk_separator_tool_item_new ();
4737 gtk_toolbar_insert (GTK_TOOLBAR (wtoolbar
), ti
, j
);
4743 /* Otherwise, the tool-bar item is an ordinary button. */
4745 if (ti
&& GTK_IS_SEPARATOR_TOOL_ITEM (ti
))
4747 gtk_container_remove (GTK_CONTAINER (wtoolbar
), GTK_WIDGET (ti
));
4751 if (ti
) wbutton
= XG_BIN_CHILD (XG_BIN_CHILD (ti
));
4753 /* Ignore invalid image specifications. */
4754 image
= PROP (TOOL_BAR_ITEM_IMAGES
);
4755 if (!valid_image_p (image
))
4758 gtk_container_remove (GTK_CONTAINER (wtoolbar
),
4763 specified_file
= file_for_image (image
);
4764 if (!NILP (specified_file
) && !NILP (Ffboundp (Qx_gtk_map_stock
)))
4765 stock
= call1 (Qx_gtk_map_stock
, specified_file
);
4770 for (tem
= stock
; CONSP (tem
); tem
= XCDR (tem
))
4771 if (! NILP (tem
) && STRINGP (XCAR (tem
)))
4773 stock_name
= find_icon_from_name (SSDATA (XCAR (tem
)),
4776 if (stock_name
|| icon_name
) break;
4779 else if (STRINGP (stock
))
4781 stock_name
= find_icon_from_name (SSDATA (stock
),
4786 if (stock_name
|| icon_name
)
4787 icon_size
= gtk_toolbar_get_icon_size (wtoolbar
);
4789 if (stock_name
== NULL
&& icon_name
== NULL
)
4791 /* No stock image, or stock item not known. Try regular
4792 image. If image is a vector, choose it according to the
4794 if (dir
== GTK_TEXT_DIR_RTL
4795 && !NILP (rtl
= PROP (TOOL_BAR_ITEM_RTL_IMAGE
))
4797 image
= find_rtl_image (f
, image
, rtl
);
4799 if (VECTORP (image
))
4803 ? TOOL_BAR_IMAGE_ENABLED_SELECTED
4804 : TOOL_BAR_IMAGE_ENABLED_DESELECTED
);
4807 ? TOOL_BAR_IMAGE_DISABLED_SELECTED
4808 : TOOL_BAR_IMAGE_DISABLED_DESELECTED
);
4810 eassert (ASIZE (image
) >= idx
);
4811 image
= AREF (image
, idx
);
4816 img_id
= lookup_image (f
, image
);
4817 img
= IMAGE_FROM_ID (f
, img_id
);
4818 prepare_image_for_display (f
, img
);
4820 if (img
->load_failed_p
|| img
->pixmap
== None
)
4823 gtk_container_remove (GTK_CONTAINER (wtoolbar
),
4829 /* If there is an existing widget, check if it's stale; if so,
4830 remove it and make a new tool item from scratch. */
4831 if (ti
&& xg_tool_item_stale_p (wbutton
, stock_name
, icon_name
,
4834 gtk_container_remove (GTK_CONTAINER (wtoolbar
),
4843 /* Save the image so we can see if an update is needed the
4844 next time we call xg_tool_item_match_p. */
4845 if (EQ (style
, Qtext
))
4847 else if (stock_name
)
4850 #if GTK_CHECK_VERSION (3, 10, 0)
4851 w
= gtk_image_new_from_icon_name (stock_name
, icon_size
);
4853 w
= gtk_image_new_from_stock (stock_name
, icon_size
);
4855 g_object_set_data_full (G_OBJECT (w
), XG_TOOL_BAR_STOCK_NAME
,
4856 (gpointer
) xstrdup (stock_name
),
4857 (GDestroyNotify
) xfree
);
4861 w
= gtk_image_new_from_icon_name (icon_name
, icon_size
);
4862 g_object_set_data_full (G_OBJECT (w
), XG_TOOL_BAR_ICON_NAME
,
4863 (gpointer
) xstrdup (icon_name
),
4864 (GDestroyNotify
) xfree
);
4868 w
= xg_get_image_for_pixmap (f
, img
, x
->widget
, NULL
);
4869 g_object_set_data (G_OBJECT (w
), XG_TOOL_BAR_IMAGE_DATA
,
4870 (gpointer
)img
->pixmap
);
4873 #if GTK_CHECK_VERSION (3, 14, 0)
4876 gtk_widget_set_margin_start (w
, hmargin
);
4877 gtk_widget_set_margin_end (w
, hmargin
);
4878 gtk_widget_set_margin_top (w
, vmargin
);
4879 gtk_widget_set_margin_bottom (w
, vmargin
);
4882 if (w
) gtk_misc_set_padding (GTK_MISC (w
), hmargin
, vmargin
);
4884 ti
= xg_make_tool_item (f
, w
, &wbutton
, label
, i
, horiz
, text_image
);
4885 gtk_toolbar_insert (GTK_TOOLBAR (wtoolbar
), ti
, j
);
4890 gtk_widget_set_sensitive (wbutton
, enabled_p
);
4894 /* Remove buttons not longer needed. */
4897 ti
= gtk_toolbar_get_nth_item (GTK_TOOLBAR (wtoolbar
), j
);
4899 gtk_container_remove (GTK_CONTAINER (wtoolbar
), GTK_WIDGET (ti
));
4900 } while (ti
!= NULL
);
4902 if (f
->n_tool_bar_items
!= 0)
4904 if (! x
->toolbar_is_packed
)
4905 xg_pack_tool_bar (f
, FRAME_TOOL_BAR_POSITION (f
));
4906 gtk_widget_show_all (x
->toolbar_widget
);
4907 if (xg_update_tool_bar_sizes (f
))
4909 frame_size_history_add (f
, Qupdate_frame_tool_bar
, 0, 0, Qnil
);
4910 adjust_frame_size (f
, -1, -1, 2, 0, Qtool_bar_lines
);
4917 /* Deallocate all resources for the tool bar on frame F.
4918 Remove the tool bar. */
4921 free_frame_tool_bar (struct frame
*f
)
4923 struct x_output
*x
= f
->output_data
.x
;
4925 if (x
->toolbar_widget
)
4927 struct xg_frame_tb_info
*tbinfo
;
4928 GtkWidget
*top_widget
= x
->toolbar_widget
;
4931 if (x
->toolbar_is_packed
)
4933 if (x
->toolbar_in_hbox
)
4934 gtk_container_remove (GTK_CONTAINER (x
->hbox_widget
),
4937 gtk_container_remove (GTK_CONTAINER (x
->vbox_widget
),
4941 gtk_widget_destroy (x
->toolbar_widget
);
4943 x
->toolbar_widget
= 0;
4944 x
->toolbar_widget
= 0;
4945 x
->toolbar_is_packed
= false;
4946 FRAME_TOOLBAR_TOP_HEIGHT (f
) = FRAME_TOOLBAR_BOTTOM_HEIGHT (f
) = 0;
4947 FRAME_TOOLBAR_LEFT_WIDTH (f
) = FRAME_TOOLBAR_RIGHT_WIDTH (f
) = 0;
4949 tbinfo
= g_object_get_data (G_OBJECT (FRAME_GTK_OUTER_WIDGET (f
)),
4954 g_object_set_data (G_OBJECT (FRAME_GTK_OUTER_WIDGET (f
)),
4959 frame_size_history_add (f
, Qfree_frame_tool_bar
, 0, 0, Qnil
);
4960 adjust_frame_size (f
, -1, -1, 2, 0, Qtool_bar_lines
);
4967 xg_change_toolbar_position (struct frame
*f
, Lisp_Object pos
)
4969 struct x_output
*x
= f
->output_data
.x
;
4970 GtkWidget
*top_widget
= x
->toolbar_widget
;
4972 if (! x
->toolbar_widget
|| ! top_widget
)
4976 g_object_ref (top_widget
);
4977 if (x
->toolbar_is_packed
)
4979 if (x
->toolbar_in_hbox
)
4980 gtk_container_remove (GTK_CONTAINER (x
->hbox_widget
),
4983 gtk_container_remove (GTK_CONTAINER (x
->vbox_widget
),
4987 xg_pack_tool_bar (f
, pos
);
4988 g_object_unref (top_widget
);
4990 if (xg_update_tool_bar_sizes (f
))
4992 frame_size_history_add (f
, Qxg_change_toolbar_position
, 0, 0, Qnil
);
4993 adjust_frame_size (f
, -1, -1, 2, 0, Qtool_bar_lines
);
5002 /***********************************************************************
5004 ***********************************************************************/
5006 xg_initialize (void)
5008 GtkBindingSet
*binding_set
;
5009 GtkSettings
*settings
;
5012 /* Work around a bug with corrupted data if libXft gets unloaded. This way
5013 we keep it permanently linked in. */
5018 xg_ignore_gtk_scrollbar
= 0;
5019 xg_menu_cb_list
.prev
= xg_menu_cb_list
.next
=
5020 xg_menu_item_cb_list
.prev
= xg_menu_item_cb_list
.next
= 0;
5022 id_to_widget
.max_size
= id_to_widget
.used
= 0;
5023 id_to_widget
.widgets
= 0;
5025 settings
= gtk_settings_get_for_screen (gdk_display_get_default_screen
5026 (gdk_display_get_default ()));
5027 /* Remove F10 as a menu accelerator, it does not mix well with Emacs key
5028 bindings. It doesn't seem to be any way to remove properties,
5029 so we set it to "" which in means "no key". */
5030 gtk_settings_set_string_property (settings
,
5031 "gtk-menu-bar-accel",
5035 /* Make GTK text input widgets use Emacs style keybindings. This is
5037 gtk_settings_set_string_property (settings
,
5038 "gtk-key-theme-name",
5042 /* Make dialogs close on C-g. Since file dialog inherits from
5043 dialog, this works for them also. */
5044 binding_set
= gtk_binding_set_by_class (g_type_class_ref (GTK_TYPE_DIALOG
));
5045 gtk_binding_entry_add_signal (binding_set
, GDK_KEY_g
, GDK_CONTROL_MASK
,
5048 /* Make menus close on C-g. */
5049 binding_set
= gtk_binding_set_by_class (g_type_class_ref
5050 (GTK_TYPE_MENU_SHELL
));
5051 gtk_binding_entry_add_signal (binding_set
, GDK_KEY_g
, GDK_CONTROL_MASK
,
5053 update_theme_scrollbar_width ();
5054 update_theme_scrollbar_height ();
5056 #ifdef HAVE_FREETYPE
5057 x_last_font_name
= NULL
;
5061 #endif /* USE_GTK */