1 /* GtkToolPalette -- A tool palette with categories and DnD support
2 * Copyright (C) 2008 Openismus GmbH
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 #include "gtktoolpaletteprivate.h"
30 #include "gtkprivate.h"
34 #define ANIMATION_TIMEOUT 50
35 #define ANIMATION_DURATION (ANIMATION_TIMEOUT * 4)
36 #define DEFAULT_ANIMATION_STATE TRUE
37 #define DEFAULT_EXPANDER_SIZE 16
38 #define DEFAULT_HEADER_SPACING 2
40 #define DEFAULT_LABEL ""
41 #define DEFAULT_COLLAPSED FALSE
42 #define DEFAULT_ELLIPSIZE PANGO_ELLIPSIZE_NONE
45 * SECTION:gtktoolitemgroup
46 * @Short_description: A sub container used in a tool palette
47 * @Title: GtkToolItemGroup
49 * A #GtkToolItemGroup is used together with #GtkToolPalette to add
50 * #GtkToolItem<!-- -->s to a palette like container with different
51 * categories and drag and drop support.
69 CHILD_PROP_HOMOGENEOUS,
76 typedef struct _GtkToolItemGroupChild GtkToolItemGroupChild;
78 struct _GtkToolItemGroupPrivate
81 GtkWidget *label_widget;
86 gint64 animation_start;
87 GSource *animation_timeout;
88 GtkExpanderStyle expander_style;
91 PangoEllipsizeMode ellipsize;
96 GtkSettings *settings;
97 gulong settings_connection;
102 struct _GtkToolItemGroupChild
106 guint homogeneous : 1;
112 static void gtk_tool_item_group_tool_shell_init (GtkToolShellIface *iface);
114 G_DEFINE_TYPE_WITH_CODE (GtkToolItemGroup, gtk_tool_item_group, GTK_TYPE_CONTAINER,
115 G_IMPLEMENT_INTERFACE (GTK_TYPE_TOOL_SHELL, gtk_tool_item_group_tool_shell_init));
118 gtk_tool_item_group_get_alignment (GtkToolItemGroup *group)
120 return gtk_bin_get_child (GTK_BIN (group->priv->header));
123 static GtkOrientation
124 gtk_tool_item_group_get_orientation (GtkToolShell *shell)
126 GtkWidget *parent = gtk_widget_get_parent (GTK_WIDGET (shell));
128 if (GTK_IS_TOOL_PALETTE (parent))
129 return gtk_orientable_get_orientation (GTK_ORIENTABLE (parent));
131 return GTK_ORIENTATION_VERTICAL;
134 static GtkToolbarStyle
135 gtk_tool_item_group_get_style (GtkToolShell *shell)
137 GtkWidget *parent = gtk_widget_get_parent (GTK_WIDGET (shell));
139 if (GTK_IS_TOOL_PALETTE (parent))
140 return gtk_tool_palette_get_style (GTK_TOOL_PALETTE (parent));
142 return GTK_TOOLBAR_ICONS;
146 gtk_tool_item_group_get_icon_size (GtkToolShell *shell)
148 GtkWidget *parent = gtk_widget_get_parent (GTK_WIDGET (shell));
150 if (GTK_IS_TOOL_PALETTE (parent))
151 return gtk_tool_palette_get_icon_size (GTK_TOOL_PALETTE (parent));
153 return GTK_ICON_SIZE_SMALL_TOOLBAR;
156 static PangoEllipsizeMode
157 gtk_tool_item_group_get_ellipsize_mode (GtkToolShell *shell)
159 return GTK_TOOL_ITEM_GROUP (shell)->priv->ellipsize;
163 gtk_tool_item_group_get_text_alignment (GtkToolShell *shell)
165 if (GTK_TOOLBAR_TEXT == gtk_tool_item_group_get_style (shell) ||
166 GTK_TOOLBAR_BOTH_HORIZ == gtk_tool_item_group_get_style (shell))
172 static GtkOrientation
173 gtk_tool_item_group_get_text_orientation (GtkToolShell *shell)
175 return GTK_ORIENTATION_HORIZONTAL;
178 static GtkSizeGroup *
179 gtk_tool_item_group_get_text_size_group (GtkToolShell *shell)
181 GtkWidget *parent = gtk_widget_get_parent (GTK_WIDGET (shell));
183 if (GTK_IS_TOOL_PALETTE (parent))
184 return _gtk_tool_palette_get_size_group (GTK_TOOL_PALETTE (parent));
190 animation_change_notify (GtkToolItemGroup *group)
192 GtkSettings *settings = group->priv->settings;
196 g_object_get (settings,
197 "gtk-enable-animations", &animation,
200 animation = DEFAULT_ANIMATION_STATE;
202 group->priv->animation = animation;
206 gtk_tool_item_group_settings_change_notify (GtkSettings *settings,
207 const GParamSpec *pspec,
208 GtkToolItemGroup *group)
210 if (strcmp (pspec->name, "gtk-enable-animations") == 0)
211 animation_change_notify (group);
215 gtk_tool_item_group_screen_changed (GtkWidget *widget,
216 GdkScreen *previous_screen)
218 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (widget);
219 GtkToolItemGroupPrivate* priv = group->priv;
220 GtkSettings *old_settings = priv->settings;
221 GtkSettings *settings;
223 if (gtk_widget_has_screen (GTK_WIDGET (group)))
224 settings = gtk_widget_get_settings (GTK_WIDGET (group));
228 if (settings == old_settings)
233 g_signal_handler_disconnect (old_settings, priv->settings_connection);
234 g_object_unref (old_settings);
239 priv->settings_connection =
240 g_signal_connect (settings, "notify",
241 G_CALLBACK (gtk_tool_item_group_settings_change_notify),
243 priv->settings = g_object_ref (settings);
246 priv->settings = NULL;
248 animation_change_notify (group);
252 gtk_tool_item_group_tool_shell_init (GtkToolShellIface *iface)
254 iface->get_icon_size = gtk_tool_item_group_get_icon_size;
255 iface->get_orientation = gtk_tool_item_group_get_orientation;
256 iface->get_style = gtk_tool_item_group_get_style;
257 iface->get_text_alignment = gtk_tool_item_group_get_text_alignment;
258 iface->get_text_orientation = gtk_tool_item_group_get_text_orientation;
259 iface->get_text_size_group = gtk_tool_item_group_get_text_size_group;
260 iface->get_ellipsize_mode = gtk_tool_item_group_get_ellipsize_mode;
264 gtk_tool_item_group_header_expose_event_cb (GtkWidget *widget,
265 GdkEventExpose *event,
268 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (data);
269 GtkToolItemGroupPrivate* priv = group->priv;
270 GtkExpanderStyle expander_style;
271 GtkOrientation orientation;
273 GtkTextDirection direction;
275 orientation = gtk_tool_shell_get_orientation (GTK_TOOL_SHELL (group));
276 expander_style = priv->expander_style;
277 direction = gtk_widget_get_direction (widget);
279 if (GTK_ORIENTATION_VERTICAL == orientation)
281 if (GTK_TEXT_DIR_RTL == direction)
282 x = widget->allocation.x + widget->allocation.width - priv->expander_size / 2;
284 x = widget->allocation.x + priv->expander_size / 2;
285 y = widget->allocation.y + widget->allocation.height / 2;
289 x = widget->allocation.x + widget->allocation.width / 2;
290 y = widget->allocation.y + priv->expander_size / 2;
292 /* Unfortunatly gtk_paint_expander() doesn't support rotated drawing
293 * modes. Luckily the following shady arithmetics produce the desired
295 expander_style = GTK_EXPANDER_EXPANDED - expander_style;
298 gtk_paint_expander (widget->style, widget->window,
300 &event->area, GTK_WIDGET (group),
301 "tool-palette-header", x, y,
308 gtk_tool_item_group_header_size_request_cb (GtkWidget *widget,
309 GtkRequisition *requisition,
312 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (data);
313 requisition->height = MAX (requisition->height, group->priv->expander_size);
317 gtk_tool_item_group_header_clicked_cb (GtkButton *button,
320 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (data);
321 GtkToolItemGroupPrivate* priv = group->priv;
322 GtkWidget *parent = gtk_widget_get_parent (data);
324 if (priv->collapsed ||
325 !GTK_IS_TOOL_PALETTE (parent) ||
326 !gtk_tool_palette_get_exclusive (GTK_TOOL_PALETTE (parent), data))
327 gtk_tool_item_group_set_collapsed (group, !priv->collapsed);
331 gtk_tool_item_group_header_adjust_style (GtkToolItemGroup *group)
333 GtkWidget *alignment = gtk_tool_item_group_get_alignment (group);
334 GtkWidget *label_widget = gtk_bin_get_child (GTK_BIN (alignment));
335 GtkWidget *widget = GTK_WIDGET (group);
336 GtkToolItemGroupPrivate* priv = group->priv;
338 GtkTextDirection direction = gtk_widget_get_direction (widget);
340 gtk_widget_style_get (widget,
341 "header-spacing", &(priv->header_spacing),
342 "expander-size", &(priv->expander_size),
345 switch (gtk_tool_shell_get_orientation (GTK_TOOL_SHELL (group)))
347 case GTK_ORIENTATION_HORIZONTAL:
348 dy = priv->header_spacing + priv->expander_size;
350 if (GTK_IS_LABEL (label_widget))
352 gtk_label_set_ellipsize (GTK_LABEL (label_widget), PANGO_ELLIPSIZE_NONE);
353 if (GTK_TEXT_DIR_RTL == direction)
354 gtk_label_set_angle (GTK_LABEL (label_widget), -90);
356 gtk_label_set_angle (GTK_LABEL (label_widget), 90);
360 case GTK_ORIENTATION_VERTICAL:
361 dx = priv->header_spacing + priv->expander_size;
363 if (GTK_IS_LABEL (label_widget))
365 gtk_label_set_ellipsize (GTK_LABEL (label_widget), priv->ellipsize);
366 gtk_label_set_angle (GTK_LABEL (label_widget), 0);
371 gtk_alignment_set_padding (GTK_ALIGNMENT (alignment), dy, 0, dx, 0);
375 gtk_tool_item_group_init (GtkToolItemGroup *group)
377 GtkWidget *alignment;
378 GtkToolItemGroupPrivate* priv;
380 gtk_widget_set_redraw_on_allocate (GTK_WIDGET (group), FALSE);
382 group->priv = priv = G_TYPE_INSTANCE_GET_PRIVATE (group,
383 GTK_TYPE_TOOL_ITEM_GROUP,
384 GtkToolItemGroupPrivate);
386 priv->children = NULL;
387 priv->header_spacing = DEFAULT_HEADER_SPACING;
388 priv->expander_size = DEFAULT_EXPANDER_SIZE;
389 priv->expander_style = GTK_EXPANDER_EXPANDED;
391 priv->label_widget = gtk_label_new (NULL);
392 gtk_misc_set_alignment (GTK_MISC (priv->label_widget), 0.0, 0.5);
393 alignment = gtk_alignment_new (0.5, 0.5, 1.0, 1.0);
394 gtk_container_add (GTK_CONTAINER (alignment), priv->label_widget);
395 gtk_widget_show_all (alignment);
397 gtk_widget_push_composite_child ();
398 priv->header = gtk_button_new ();
399 gtk_widget_set_composite_name (priv->header, "header");
400 gtk_widget_pop_composite_child ();
402 g_object_ref_sink (priv->header);
403 gtk_button_set_focus_on_click (GTK_BUTTON (priv->header), FALSE);
404 gtk_container_add (GTK_CONTAINER (priv->header), alignment);
405 gtk_widget_set_parent (priv->header, GTK_WIDGET (group));
407 gtk_tool_item_group_header_adjust_style (group);
409 g_signal_connect_after (alignment, "expose-event",
410 G_CALLBACK (gtk_tool_item_group_header_expose_event_cb),
412 g_signal_connect_after (alignment, "size-request",
413 G_CALLBACK (gtk_tool_item_group_header_size_request_cb),
416 g_signal_connect (priv->header, "clicked",
417 G_CALLBACK (gtk_tool_item_group_header_clicked_cb),
422 gtk_tool_item_group_set_property (GObject *object,
427 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (object);
432 gtk_tool_item_group_set_label (group, g_value_get_string (value));
435 case PROP_LABEL_WIDGET:
436 gtk_tool_item_group_set_label_widget (group, g_value_get_object (value));
439 gtk_tool_item_group_set_collapsed (group, g_value_get_boolean (value));
443 gtk_tool_item_group_set_ellipsize (group, g_value_get_enum (value));
447 gtk_tool_item_group_set_header_relief (group, g_value_get_enum(value));
451 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
457 gtk_tool_item_group_get_property (GObject *object,
462 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (object);
467 g_value_set_string (value, gtk_tool_item_group_get_label (group));
470 case PROP_LABEL_WIDGET:
471 g_value_set_object (value,
472 gtk_tool_item_group_get_label_widget (group));
476 g_value_set_boolean (value, gtk_tool_item_group_get_collapsed (group));
480 g_value_set_enum (value, gtk_tool_item_group_get_ellipsize (group));
484 g_value_set_enum (value, gtk_tool_item_group_get_header_relief (group));
488 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
494 gtk_tool_item_group_finalize (GObject *object)
496 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (object);
498 if (group->priv->children)
500 g_list_free (group->priv->children);
501 group->priv->children = NULL;
504 G_OBJECT_CLASS (gtk_tool_item_group_parent_class)->finalize (object);
508 gtk_tool_item_group_dispose (GObject *object)
510 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (object);
511 GtkToolItemGroupPrivate* priv = group->priv;
515 /* disconnect focus tracking handler */
516 g_signal_handler_disconnect (priv->toplevel,
519 priv->focus_set_id = 0;
520 priv->toplevel = NULL;
523 G_OBJECT_CLASS (gtk_tool_item_group_parent_class)->dispose (object);
527 gtk_tool_item_group_get_item_size (GtkToolItemGroup *group,
528 GtkRequisition *item_size,
529 gboolean homogeneous_only,
530 gint *requested_rows)
532 GtkWidget *parent = gtk_widget_get_parent (GTK_WIDGET (group));
534 if (GTK_IS_TOOL_PALETTE (parent))
535 _gtk_tool_palette_get_item_size (GTK_TOOL_PALETTE (parent), item_size, homogeneous_only, requested_rows);
537 _gtk_tool_item_group_item_size_request (group, item_size, homogeneous_only, requested_rows);
541 gtk_tool_item_group_size_request (GtkWidget *widget,
542 GtkRequisition *requisition)
544 const gint border_width = GTK_CONTAINER (widget)->border_width;
545 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (widget);
546 GtkToolItemGroupPrivate* priv = group->priv;
547 GtkOrientation orientation;
548 GtkRequisition item_size;
551 if (priv->children && gtk_tool_item_group_get_label_widget (group))
553 gtk_widget_size_request (priv->header, requisition);
554 gtk_widget_show (priv->header);
558 requisition->width = requisition->height = 0;
559 gtk_widget_hide (priv->header);
562 gtk_tool_item_group_get_item_size (group, &item_size, FALSE, &requested_rows);
564 orientation = gtk_tool_shell_get_orientation (GTK_TOOL_SHELL (group));
566 if (GTK_ORIENTATION_VERTICAL == orientation)
567 requisition->width = MAX (requisition->width, item_size.width);
569 requisition->height = MAX (requisition->height, item_size.height * requested_rows);
571 requisition->width += border_width * 2;
572 requisition->height += border_width * 2;
576 gtk_tool_item_group_is_item_visible (GtkToolItemGroup *group,
577 GtkToolItemGroupChild *child)
579 GtkToolbarStyle style;
580 GtkOrientation orientation;
582 orientation = gtk_tool_shell_get_orientation (GTK_TOOL_SHELL (group));
583 style = gtk_tool_shell_get_style (GTK_TOOL_SHELL (group));
585 /* horizontal tool palettes with text style support only homogeneous items */
586 if (!child->homogeneous &&
587 GTK_ORIENTATION_HORIZONTAL == orientation &&
588 GTK_TOOLBAR_TEXT == style)
592 (GTK_WIDGET_VISIBLE (child->item)) &&
593 (GTK_ORIENTATION_VERTICAL == orientation ?
594 gtk_tool_item_get_visible_vertical (child->item) :
595 gtk_tool_item_get_visible_horizontal (child->item));
598 static inline unsigned
602 return (x + y - 1) / y;
606 gtk_tool_item_group_real_size_query (GtkWidget *widget,
607 GtkAllocation *allocation,
608 GtkRequisition *inquery)
610 const gint border_width = GTK_CONTAINER (widget)->border_width;
611 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (widget);
612 GtkToolItemGroupPrivate* priv = group->priv;
614 GtkRequisition item_size;
615 GtkAllocation item_area;
617 GtkOrientation orientation;
618 GtkToolbarStyle style;
622 orientation = gtk_tool_shell_get_orientation (GTK_TOOL_SHELL (group));
623 style = gtk_tool_shell_get_style (GTK_TOOL_SHELL (group));
625 /* figure out the size of homogeneous items */
626 gtk_tool_item_group_get_item_size (group, &item_size, TRUE, &min_rows);
628 if (GTK_ORIENTATION_VERTICAL == orientation)
629 item_size.width = MIN (item_size.width, allocation->width);
631 item_size.height = MIN (item_size.height, allocation->height);
634 item_area.height = 0;
636 /* figure out the required columns (n_columns) and rows (n_rows) to place all items */
637 if (!priv->collapsed || !priv->animation || priv->animation_timeout)
643 if (GTK_ORIENTATION_VERTICAL == orientation)
645 gboolean new_row = FALSE;
649 item_area.width = allocation->width - 2 * border_width;
650 n_columns = MAX (item_area.width / item_size.width, 1);
652 /* calculate required rows for n_columns columns */
653 for (it = priv->children; it != NULL; it = it->next)
655 GtkToolItemGroupChild *child = it->data;
657 if (!gtk_tool_item_group_is_item_visible (group, child))
660 if (new_row || child->new_row)
670 if (child->homogeneous)
673 if (col >= n_columns)
678 GtkRequisition req = {0, 0};
681 gtk_widget_size_request (GTK_WIDGET (child->item), &req);
683 width = udiv (req.width, item_size.width);
691 if (col >= n_columns)
699 guint *row_min_width;
701 gboolean new_row = TRUE;
702 guint col = 0, min_col, max_col = 0, all_items = 0;
705 item_area.height = allocation->height - 2 * border_width;
706 n_rows = MAX (item_area.height / item_size.height, min_rows);
708 row_min_width = g_new0 (guint, n_rows);
710 /* calculate minimal and maximal required cols and minimal required rows */
711 for (it = priv->children; it != NULL; it = it->next)
713 GtkToolItemGroupChild *child = it->data;
715 if (!gtk_tool_item_group_is_item_visible (group, child))
718 if (new_row || child->new_row)
723 row_min_width[row] = 1;
729 if (child->homogeneous)
736 GtkRequisition req = {0, 0};
739 gtk_widget_size_request (GTK_WIDGET (child->item), &req);
741 width = udiv (req.width, item_size.width);
746 row_min_width[row] = MAX (row_min_width[row], width);
749 max_col = MAX (max_col, col);
752 /* calculate minimal required cols */
753 min_col = udiv (all_items, n_rows);
755 for (i = 0; i <= row; i++)
757 min_col = MAX (min_col, row_min_width[i]);
760 /* simple linear search for minimal required columns for the given maximal number of rows (n_rows) */
761 for (n_columns = min_col; n_columns < max_col; n_columns ++)
765 /* calculate required rows for n_columns columns */
766 for (it = priv->children; it != NULL; it = it->next)
768 GtkToolItemGroupChild *child = it->data;
770 if (!gtk_tool_item_group_is_item_visible (group, child))
773 if (new_row || child->new_row)
783 if (child->homogeneous)
786 if (col >= n_columns)
791 GtkRequisition req = {0, 0};
794 gtk_widget_size_request (GTK_WIDGET (child->item), &req);
796 width = udiv (req.width, item_size.width);
804 if (col >= n_columns)
814 item_area.width = item_size.width * n_columns;
815 item_area.height = item_size.height * n_rows;
821 /* figure out header widget size */
822 if (GTK_WIDGET_VISIBLE (priv->header))
824 GtkRequisition child_requisition;
826 gtk_widget_size_request (priv->header, &child_requisition);
828 if (GTK_ORIENTATION_VERTICAL == orientation)
829 inquery->height += child_requisition.height;
831 inquery->width += child_requisition.width;
834 /* report effective widget size */
835 inquery->width += item_area.width + 2 * border_width;
836 inquery->height += item_area.height + 2 * border_width;
840 gtk_tool_item_group_real_size_allocate (GtkWidget *widget,
841 GtkAllocation *allocation)
843 const gint border_width = GTK_CONTAINER (widget)->border_width;
844 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (widget);
845 GtkToolItemGroupPrivate* priv = group->priv;
846 GtkRequisition child_requisition;
847 GtkAllocation child_allocation;
849 GtkRequisition item_size;
850 GtkAllocation item_area;
852 GtkOrientation orientation;
853 GtkToolbarStyle style;
857 gint n_columns, n_rows = 1;
860 GtkTextDirection direction = gtk_widget_get_direction (widget);
862 orientation = gtk_tool_shell_get_orientation (GTK_TOOL_SHELL (group));
863 style = gtk_tool_shell_get_style (GTK_TOOL_SHELL (group));
866 GTK_WIDGET_CLASS (gtk_tool_item_group_parent_class)->size_allocate (widget, allocation);
868 child_allocation.x = border_width;
869 child_allocation.y = border_width;
871 /* place the header widget */
872 if (GTK_WIDGET_VISIBLE (priv->header))
874 gtk_widget_size_request (priv->header, &child_requisition);
876 if (GTK_ORIENTATION_VERTICAL == orientation)
878 child_allocation.width = allocation->width;
879 child_allocation.height = child_requisition.height;
883 child_allocation.width = child_requisition.width;
884 child_allocation.height = allocation->height;
886 if (GTK_TEXT_DIR_RTL == direction)
887 child_allocation.x = allocation->width - border_width - child_allocation.width;
890 gtk_widget_size_allocate (priv->header, &child_allocation);
892 if (GTK_ORIENTATION_VERTICAL == orientation)
893 child_allocation.y += child_allocation.height;
894 else if (GTK_TEXT_DIR_RTL != direction)
895 child_allocation.x += child_allocation.width;
897 child_allocation.x = border_width;
900 child_requisition.width = child_requisition.height = 0;
902 /* figure out the size of homogeneous items */
903 gtk_tool_item_group_get_item_size (group, &item_size, TRUE, &min_rows);
905 /* figure out the available columns and size of item_area */
906 if (GTK_ORIENTATION_VERTICAL == orientation)
908 item_size.width = MIN (item_size.width, allocation->width);
910 item_area.width = allocation->width - 2 * border_width;
911 item_area.height = allocation->height - 2 * border_width - child_requisition.height;
913 n_columns = MAX (item_area.width / item_size.width, 1);
915 item_size.width = item_area.width / n_columns;
919 item_size.height = MIN (item_size.height, allocation->height);
921 item_area.width = allocation->width - 2 * border_width - child_requisition.width;
922 item_area.height = allocation->height - 2 * border_width;
924 n_columns = MAX (item_area.width / item_size.width, 1);
925 n_rows = MAX (item_area.height / item_size.height, min_rows);
927 item_size.height = item_area.height / n_rows;
930 item_area.x = child_allocation.x;
931 item_area.y = child_allocation.y;
933 /* when expanded or in transition, place the tool items in a grid like layout */
934 if (!priv->collapsed || !priv->animation || priv->animation_timeout)
936 gint col = 0, row = 0;
938 for (it = priv->children; it != NULL; it = it->next)
940 GtkToolItemGroupChild *child = it->data;
943 if (!gtk_tool_item_group_is_item_visible (group, child))
945 gtk_widget_set_child_visible (GTK_WIDGET (child->item), FALSE);
950 /* for non homogeneous widgets request the required size */
951 child_requisition.width = 0;
953 if (!child->homogeneous)
955 gtk_widget_size_request (GTK_WIDGET (child->item), &child_requisition);
956 child_requisition.width = MIN (child_requisition.width, item_area.width);
959 /* select next row if at end of row */
960 if (col > 0 && (child->new_row || (col * item_size.width) + MAX (child_requisition.width, item_size.width) > item_area.width))
964 child_allocation.y += child_allocation.height;
969 /* calculate the position and size of the item */
970 if (!child->homogeneous)
976 col_width = udiv (child_requisition.width, item_size.width);
978 col_width = n_columns - col;
980 width = col_width * item_size.width;
982 if (GTK_TEXT_DIR_RTL == direction)
983 col_child = (n_columns - col - col_width);
987 child_allocation.x = item_area.x + col_child * item_size.width;
988 child_allocation.width = width;
993 (item_area.x + col_child * item_size.width +
994 (width - child_requisition.width) / 2);
995 child_allocation.width = child_requisition.width;
1002 if (GTK_TEXT_DIR_RTL == direction)
1003 col_child = (n_columns - col - 1);
1005 child_allocation.x = item_area.x + col_child * item_size.width;
1006 child_allocation.width = item_size.width;
1011 child_allocation.height = item_size.height;
1013 gtk_widget_size_allocate (GTK_WIDGET (child->item), &child_allocation);
1014 gtk_widget_set_child_visible (GTK_WIDGET (child->item), TRUE);
1017 child_allocation.y += item_size.height;
1020 /* or just hide all items, when collapsed */
1024 for (it = priv->children; it != NULL; it = it->next)
1026 GtkToolItemGroupChild *child = it->data;
1028 gtk_widget_set_child_visible (GTK_WIDGET (child->item), FALSE);
1034 gtk_tool_item_group_size_allocate (GtkWidget *widget,
1035 GtkAllocation *allocation)
1037 gtk_tool_item_group_real_size_allocate (widget, allocation);
1039 if (GTK_WIDGET_MAPPED (widget))
1040 gdk_window_invalidate_rect (widget->window, NULL, FALSE);
1044 gtk_tool_item_group_set_focus_cb (GtkWidget *window,
1048 GtkAdjustment *adjustment;
1051 /* Find this group's parent widget in the focused widget's anchestry. */
1052 for (p = widget; p; p = gtk_widget_get_parent (p))
1055 p = gtk_widget_get_parent (p);
1059 if (GTK_IS_TOOL_PALETTE (p))
1061 /* Check that the focused widgets is fully visible within
1062 * the group's parent widget and make it visible otherwise. */
1064 adjustment = gtk_tool_palette_get_hadjustment (GTK_TOOL_PALETTE (p));
1065 adjustment = gtk_tool_palette_get_vadjustment (GTK_TOOL_PALETTE (p));
1071 /* Handle vertical adjustment. */
1072 if (gtk_widget_translate_coordinates
1073 (widget, p, 0, 0, NULL, &y) && y < 0)
1075 y += adjustment->value;
1076 gtk_adjustment_clamp_page (adjustment, y, y + widget->allocation.height);
1078 else if (gtk_widget_translate_coordinates
1079 (widget, p, 0, widget->allocation.height, NULL, &y) &&
1080 y > p->allocation.height)
1082 y += adjustment->value;
1083 gtk_adjustment_clamp_page (adjustment, y - widget->allocation.height, y);
1087 adjustment = gtk_tool_palette_get_hadjustment (GTK_TOOL_PALETTE (p));
1093 /* Handle horizontal adjustment. */
1094 if (gtk_widget_translate_coordinates
1095 (widget, p, 0, 0, &x, NULL) && x < 0)
1097 x += adjustment->value;
1098 gtk_adjustment_clamp_page (adjustment, x, x + widget->allocation.width);
1100 else if (gtk_widget_translate_coordinates
1101 (widget, p, widget->allocation.width, 0, &x, NULL) &&
1102 x > p->allocation.width)
1104 x += adjustment->value;
1105 gtk_adjustment_clamp_page (adjustment, x - widget->allocation.width, x);
1114 gtk_tool_item_group_set_toplevel_window (GtkToolItemGroup *group,
1115 GtkWidget *toplevel)
1117 GtkToolItemGroupPrivate* priv = group->priv;
1119 if (toplevel != priv->toplevel)
1123 /* Disconnect focus tracking handler. */
1124 g_signal_handler_disconnect (priv->toplevel,
1125 priv->focus_set_id);
1127 priv->focus_set_id = 0;
1128 priv->toplevel = NULL;
1133 /* Install focus tracking handler. We connect to the window's
1134 * set-focus signal instead of connecting to the focus signal of
1137 * 1) Reduce the number of signal handlers used.
1138 * 2) Avoid special handling for group headers.
1139 * 3) Catch focus grabs not only for direct children,
1140 * but also for nested widgets.
1142 priv->focus_set_id =
1143 g_signal_connect (toplevel, "set-focus",
1144 G_CALLBACK (gtk_tool_item_group_set_focus_cb),
1147 priv->toplevel = toplevel;
1153 gtk_tool_item_group_realize (GtkWidget *widget)
1155 GtkWidget *toplevel_window;
1156 const gint border_width = GTK_CONTAINER (widget)->border_width;
1157 gint attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
1158 GdkWindowAttr attributes;
1159 GdkDisplay *display;
1161 attributes.window_type = GDK_WINDOW_CHILD;
1162 attributes.x = widget->allocation.x + border_width;
1163 attributes.y = widget->allocation.y + border_width;
1164 attributes.width = widget->allocation.width - border_width * 2;
1165 attributes.height = widget->allocation.height - border_width * 2;
1166 attributes.wclass = GDK_INPUT_OUTPUT;
1167 attributes.visual = gtk_widget_get_visual (widget);
1168 attributes.colormap = gtk_widget_get_colormap (widget);
1169 attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK
1170 | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK
1171 | GDK_BUTTON_MOTION_MASK;
1173 widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
1174 &attributes, attributes_mask);
1176 display = gdk_drawable_get_display (widget->window);
1178 if (gdk_display_supports_composite (display))
1179 gdk_window_set_composited (widget->window, TRUE);
1181 gdk_window_set_user_data (widget->window, widget);
1182 widget->style = gtk_style_attach (widget->style, widget->window);
1183 gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
1184 GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
1186 gtk_container_forall (GTK_CONTAINER (widget),
1187 (GtkCallback) gtk_widget_set_parent_window,
1190 gtk_widget_queue_resize_no_redraw (widget);
1192 toplevel_window = gtk_widget_get_ancestor (widget, GTK_TYPE_WINDOW);
1193 gtk_tool_item_group_set_toplevel_window (GTK_TOOL_ITEM_GROUP (widget),
1198 gtk_tool_item_group_unrealize (GtkWidget *widget)
1200 gtk_tool_item_group_set_toplevel_window (GTK_TOOL_ITEM_GROUP (widget), NULL);
1201 GTK_WIDGET_CLASS (gtk_tool_item_group_parent_class)->unrealize (widget);
1205 gtk_tool_item_group_style_set (GtkWidget *widget,
1206 GtkStyle *previous_style)
1208 gtk_tool_item_group_header_adjust_style (GTK_TOOL_ITEM_GROUP (widget));
1209 GTK_WIDGET_CLASS (gtk_tool_item_group_parent_class)->style_set (widget, previous_style);
1213 gtk_tool_item_group_add (GtkContainer *container,
1216 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (container));
1217 g_return_if_fail (GTK_IS_TOOL_ITEM (widget));
1219 gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (container),
1220 GTK_TOOL_ITEM (widget), -1);
1224 gtk_tool_item_group_remove (GtkContainer *container,
1227 GtkToolItemGroup *group;
1228 GtkToolItemGroupPrivate* priv;
1231 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (container));
1232 group = GTK_TOOL_ITEM_GROUP (container);
1235 for (it = priv->children; it != NULL; it = it->next)
1237 GtkToolItemGroupChild *child_info = it->data;
1239 if ((GtkWidget *)child_info->item == child)
1241 g_object_unref (child);
1242 gtk_widget_unparent (child);
1244 g_free (child_info);
1245 priv->children = g_list_delete_link (priv->children, it);
1247 gtk_widget_queue_resize (GTK_WIDGET (container));
1254 gtk_tool_item_group_forall (GtkContainer *container,
1256 GtkCallback callback,
1257 gpointer callback_data)
1259 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (container);
1260 GtkToolItemGroupPrivate* priv = group->priv;
1263 if (internals && priv->header)
1264 callback (priv->header, callback_data);
1266 children = priv->children;
1269 GtkToolItemGroupChild *child = children->data;
1270 children = children->next; /* store pointer before call to callback
1271 because the child pointer is invalid if the
1272 child->item is removed from the item group
1275 callback (GTK_WIDGET (child->item), callback_data);
1280 gtk_tool_item_group_child_type (GtkContainer *container)
1282 return GTK_TYPE_TOOL_ITEM;
1285 static GtkToolItemGroupChild *
1286 gtk_tool_item_group_get_child (GtkToolItemGroup *group,
1294 g_return_val_if_fail (GTK_IS_TOOL_ITEM_GROUP (group), NULL);
1295 g_return_val_if_fail (GTK_IS_TOOL_ITEM (item), NULL);
1297 for (it = group->priv->children, i = 0; it != NULL; it = it->next, ++i)
1299 GtkToolItemGroupChild *child = it->data;
1301 if (child->item == item)
1317 gtk_tool_item_group_get_item_packing (GtkToolItemGroup *group,
1319 gboolean *homogeneous,
1324 GtkToolItemGroupChild *child;
1326 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (group));
1327 g_return_if_fail (GTK_IS_TOOL_ITEM (item));
1329 child = gtk_tool_item_group_get_child (group, item, NULL, NULL);
1334 *expand = child->expand;
1337 *homogeneous = child->homogeneous;
1340 *fill = child->fill;
1343 *new_row = child->new_row;
1347 gtk_tool_item_group_set_item_packing (GtkToolItemGroup *group,
1349 gboolean homogeneous,
1354 GtkToolItemGroupChild *child;
1355 gboolean changed = FALSE;
1357 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (group));
1358 g_return_if_fail (GTK_IS_TOOL_ITEM (item));
1360 child = gtk_tool_item_group_get_child (group, item, NULL, NULL);
1364 gtk_widget_freeze_child_notify (GTK_WIDGET (item));
1366 if (child->homogeneous != homogeneous)
1368 child->homogeneous = homogeneous;
1370 gtk_widget_child_notify (GTK_WIDGET (item), "homogeneous");
1372 if (child->expand != expand)
1374 child->expand = expand;
1376 gtk_widget_child_notify (GTK_WIDGET (item), "expand");
1378 if (child->fill != fill)
1382 gtk_widget_child_notify (GTK_WIDGET (item), "fill");
1384 if (child->new_row != new_row)
1386 child->new_row = new_row;
1388 gtk_widget_child_notify (GTK_WIDGET (item), "new-row");
1391 gtk_widget_thaw_child_notify (GTK_WIDGET (item));
1393 if (changed && GTK_WIDGET_VISIBLE (group) && GTK_WIDGET_VISIBLE (item))
1394 gtk_widget_queue_resize (GTK_WIDGET (group));
1398 gtk_tool_item_group_set_child_property (GtkContainer *container,
1401 const GValue *value,
1404 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (container);
1405 GtkToolItem *item = GTK_TOOL_ITEM (child);
1406 gboolean homogeneous, expand, fill, new_row;
1408 if (prop_id != CHILD_PROP_POSITION)
1409 gtk_tool_item_group_get_item_packing (group, item,
1417 case CHILD_PROP_HOMOGENEOUS:
1418 gtk_tool_item_group_set_item_packing (group, item,
1419 g_value_get_boolean (value),
1425 case CHILD_PROP_EXPAND:
1426 gtk_tool_item_group_set_item_packing (group, item,
1428 g_value_get_boolean (value),
1433 case CHILD_PROP_FILL:
1434 gtk_tool_item_group_set_item_packing (group, item,
1437 g_value_get_boolean (value),
1441 case CHILD_PROP_NEW_ROW:
1442 gtk_tool_item_group_set_item_packing (group, item,
1446 g_value_get_boolean (value));
1449 case CHILD_PROP_POSITION:
1450 gtk_tool_item_group_set_item_position (group, item, g_value_get_int (value));
1454 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, prop_id, pspec);
1460 gtk_tool_item_group_get_child_property (GtkContainer *container,
1466 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (container);
1467 GtkToolItem *item = GTK_TOOL_ITEM (child);
1468 gboolean homogeneous, expand, fill, new_row;
1470 if (prop_id != CHILD_PROP_POSITION)
1471 gtk_tool_item_group_get_item_packing (group, item,
1479 case CHILD_PROP_HOMOGENEOUS:
1480 g_value_set_boolean (value, homogeneous);
1483 case CHILD_PROP_EXPAND:
1484 g_value_set_boolean (value, expand);
1487 case CHILD_PROP_FILL:
1488 g_value_set_boolean (value, fill);
1491 case CHILD_PROP_NEW_ROW:
1492 g_value_set_boolean (value, new_row);
1495 case CHILD_PROP_POSITION:
1496 g_value_set_int (value, gtk_tool_item_group_get_item_position (group, item));
1500 GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, prop_id, pspec);
1506 gtk_tool_item_group_class_init (GtkToolItemGroupClass *cls)
1508 GObjectClass *oclass = G_OBJECT_CLASS (cls);
1509 GtkWidgetClass *wclass = GTK_WIDGET_CLASS (cls);
1510 GtkContainerClass *cclass = GTK_CONTAINER_CLASS (cls);
1512 oclass->set_property = gtk_tool_item_group_set_property;
1513 oclass->get_property = gtk_tool_item_group_get_property;
1514 oclass->finalize = gtk_tool_item_group_finalize;
1515 oclass->dispose = gtk_tool_item_group_dispose;
1517 wclass->size_request = gtk_tool_item_group_size_request;
1518 wclass->size_allocate = gtk_tool_item_group_size_allocate;
1519 wclass->realize = gtk_tool_item_group_realize;
1520 wclass->unrealize = gtk_tool_item_group_unrealize;
1521 wclass->style_set = gtk_tool_item_group_style_set;
1522 wclass->screen_changed = gtk_tool_item_group_screen_changed;
1524 cclass->add = gtk_tool_item_group_add;
1525 cclass->remove = gtk_tool_item_group_remove;
1526 cclass->forall = gtk_tool_item_group_forall;
1527 cclass->child_type = gtk_tool_item_group_child_type;
1528 cclass->set_child_property = gtk_tool_item_group_set_child_property;
1529 cclass->get_child_property = gtk_tool_item_group_get_child_property;
1531 g_object_class_install_property (oclass, PROP_LABEL,
1532 g_param_spec_string ("label",
1534 P_("The human-readable title of this item group"),
1536 GTK_PARAM_READWRITE));
1538 g_object_class_install_property (oclass, PROP_LABEL_WIDGET,
1539 g_param_spec_object ("label-widget",
1541 P_("A widget to display in place of the usual label"),
1543 GTK_PARAM_READWRITE));
1545 g_object_class_install_property (oclass, PROP_COLLAPSED,
1546 g_param_spec_boolean ("collapsed",
1548 P_("Wether the group has been collapsed and items are hidden"),
1550 GTK_PARAM_READWRITE));
1552 g_object_class_install_property (oclass, PROP_ELLIPSIZE,
1553 g_param_spec_enum ("ellipsize",
1555 P_("Ellipsize for item group headers"),
1556 PANGO_TYPE_ELLIPSIZE_MODE, DEFAULT_ELLIPSIZE,
1557 GTK_PARAM_READWRITE));
1559 g_object_class_install_property (oclass, PROP_RELIEF,
1560 g_param_spec_enum ("header-relief",
1561 P_("Header Relief"),
1562 P_("Relief of the group header button"),
1563 GTK_TYPE_RELIEF_STYLE, GTK_RELIEF_NORMAL,
1564 GTK_PARAM_READWRITE));
1566 gtk_widget_class_install_style_property (wclass,
1567 g_param_spec_int ("expander-size",
1568 P_("Expander Size"),
1569 P_("Size of the expander arrow"),
1572 DEFAULT_EXPANDER_SIZE,
1573 GTK_PARAM_READABLE));
1575 gtk_widget_class_install_style_property (wclass,
1576 g_param_spec_int ("header-spacing",
1577 P_("Header Spacing"),
1578 P_("Spacing between expander arrow and caption"),
1581 DEFAULT_HEADER_SPACING,
1582 GTK_PARAM_READABLE));
1584 gtk_container_class_install_child_property (cclass, CHILD_PROP_HOMOGENEOUS,
1585 g_param_spec_boolean ("homogeneous",
1587 P_("Whether the item should be the same size as other homogeneous items"),
1589 GTK_PARAM_READWRITE));
1591 gtk_container_class_install_child_property (cclass, CHILD_PROP_EXPAND,
1592 g_param_spec_boolean ("expand",
1594 P_("Whether the item should receive extra space when the group grows"),
1596 GTK_PARAM_READWRITE));
1598 gtk_container_class_install_child_property (cclass, CHILD_PROP_FILL,
1599 g_param_spec_boolean ("fill",
1601 P_("Whether the item should fill the available space"),
1603 GTK_PARAM_READWRITE));
1605 gtk_container_class_install_child_property (cclass, CHILD_PROP_NEW_ROW,
1606 g_param_spec_boolean ("new-row",
1608 P_("Whether the item should start a new row"),
1610 GTK_PARAM_READWRITE));
1612 gtk_container_class_install_child_property (cclass, CHILD_PROP_POSITION,
1613 g_param_spec_int ("position",
1615 P_("Position of the item within this group"),
1619 GTK_PARAM_READWRITE));
1621 g_type_class_add_private (cls, sizeof (GtkToolItemGroupPrivate));
1625 * gtk_tool_item_group_new:
1626 * @label: the label of the new group
1628 * Creates a new tool item group with label @label.
1630 * Returns: a new #GtkToolItemGroup.
1635 gtk_tool_item_group_new (const gchar *label)
1637 return g_object_new (GTK_TYPE_TOOL_ITEM_GROUP, "label", label, NULL);
1641 * gtk_tool_item_group_set_label:
1642 * @group: a #GtkToolItemGroup
1643 * @label: the new human-readable label of of the group
1645 * Sets the label of the tool item group. The label is displayed in the header
1651 gtk_tool_item_group_set_label (GtkToolItemGroup *group,
1654 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (group));
1657 gtk_tool_item_group_set_label_widget (group, NULL);
1660 GtkWidget *child = gtk_label_new (label);
1661 gtk_widget_show (child);
1663 gtk_tool_item_group_set_label_widget (group, child);
1666 g_object_notify (G_OBJECT (group), "label");
1670 * gtk_tool_item_group_set_label_widget:
1671 * @group: a #GtkToolItemGroup
1672 * @label_widget: the widget to be displayed in place of the usual label
1674 * Sets the label of the tool item group.
1675 * The label widget is displayed in the header of the group, in place
1676 * of the usual label.
1681 gtk_tool_item_group_set_label_widget (GtkToolItemGroup *group,
1682 GtkWidget *label_widget)
1684 GtkToolItemGroupPrivate* priv;
1685 GtkWidget *alignment;
1687 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (group));
1688 g_return_if_fail (label_widget == NULL || GTK_IS_WIDGET (label_widget));
1689 g_return_if_fail (label_widget == NULL || label_widget->parent == NULL);
1693 if (priv->label_widget == label_widget)
1696 alignment = gtk_tool_item_group_get_alignment (group);
1698 if (priv->label_widget)
1700 gtk_widget_set_state (priv->label_widget, GTK_STATE_NORMAL);
1701 gtk_container_remove (GTK_CONTAINER (alignment), priv->label_widget);
1706 gtk_container_add (GTK_CONTAINER (alignment), label_widget);
1708 priv->label_widget = label_widget;
1710 if (GTK_WIDGET_VISIBLE (group))
1711 gtk_widget_queue_resize (GTK_WIDGET (group));
1713 /* Only show the header widget if the group has children: */
1714 if (label_widget && priv->children)
1715 gtk_widget_show (priv->header);
1717 gtk_widget_hide (priv->header);
1719 g_object_freeze_notify (G_OBJECT (group));
1720 g_object_notify (G_OBJECT (group), "label-widget");
1721 g_object_notify (G_OBJECT (group), "label");
1722 g_object_thaw_notify (G_OBJECT (group));
1726 * gtk_tool_item_group_header_relief:
1727 * @group: a #GtkToolItemGroup
1728 * @style: the #GtkReliefStyle
1730 * Set the button relief of the group header.
1731 * See gtk_button_set_relief() for details.
1736 gtk_tool_item_group_set_header_relief (GtkToolItemGroup *group,
1737 GtkReliefStyle style)
1739 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (group));
1741 gtk_button_set_relief (GTK_BUTTON (group->priv->header), style);
1745 gtk_tool_item_group_get_animation_timestamp (GtkToolItemGroup *group)
1749 g_source_get_current_time (group->priv->animation_timeout, &now);
1750 return (now.tv_sec * G_USEC_PER_SEC + now.tv_usec - group->priv->animation_start) / 1000;
1754 gtk_tool_item_group_force_expose (GtkToolItemGroup *group)
1756 GtkToolItemGroupPrivate* priv = group->priv;
1758 if (GTK_WIDGET_REALIZED (priv->header))
1760 GtkWidget *alignment = gtk_tool_item_group_get_alignment (group);
1763 /* Find the header button's arrow area... */
1764 area.x = alignment->allocation.x;
1765 area.y = alignment->allocation.y + (alignment->allocation.height - priv->expander_size) / 2;
1766 area.height = priv->expander_size;
1767 area.width = priv->expander_size;
1769 /* ... and invalidated it to get it animated. */
1770 gdk_window_invalidate_rect (priv->header->window, &area, TRUE);
1773 if (GTK_WIDGET_REALIZED (group))
1775 GtkWidget *widget = GTK_WIDGET (group);
1776 GtkWidget *parent = gtk_widget_get_parent (widget);
1777 int x, y, width, height;
1779 /* Find the tool item area button's arrow area... */
1780 width = widget->allocation.width;
1781 height = widget->allocation.height;
1783 gtk_widget_translate_coordinates (widget, parent, 0, 0, &x, &y);
1785 if (GTK_WIDGET_VISIBLE (priv->header))
1787 height -= priv->header->allocation.height;
1788 y += priv->header->allocation.height;
1791 /* ... and invalidated it to get it animated. */
1792 gtk_widget_queue_draw_area (parent, x, y, width, height);
1797 gtk_tool_item_group_animation_cb (gpointer data)
1799 GtkToolItemGroup *group = GTK_TOOL_ITEM_GROUP (data);
1800 GtkToolItemGroupPrivate* priv = group->priv;
1801 gint64 timestamp = gtk_tool_item_group_get_animation_timestamp (group);
1804 GDK_THREADS_ENTER ();
1806 /* Enque this early to reduce number of expose events. */
1807 gtk_widget_queue_resize_no_redraw (GTK_WIDGET (group));
1809 /* Figure out current style of the expander arrow. */
1810 if (priv->collapsed)
1812 if (priv->expander_style == GTK_EXPANDER_EXPANDED)
1813 priv->expander_style = GTK_EXPANDER_SEMI_COLLAPSED;
1815 priv->expander_style = GTK_EXPANDER_COLLAPSED;
1819 if (priv->expander_style == GTK_EXPANDER_COLLAPSED)
1820 priv->expander_style = GTK_EXPANDER_SEMI_EXPANDED;
1822 priv->expander_style = GTK_EXPANDER_EXPANDED;
1825 gtk_tool_item_group_force_expose (group);
1827 /* Finish animation when done. */
1828 if (timestamp >= ANIMATION_DURATION)
1829 priv->animation_timeout = NULL;
1831 retval = (priv->animation_timeout != NULL);
1833 GDK_THREADS_LEAVE ();
1839 * gtk_tool_item_group_set_collapsed:
1840 * @group: a #GtkToolItemGroup
1841 * @collapsed: whether the @group should be collapsed or expanded
1843 * Sets whether the @group should be collapsed or expanded.
1848 gtk_tool_item_group_set_collapsed (GtkToolItemGroup *group,
1852 GtkToolItemGroupPrivate* priv;
1854 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (group));
1858 parent = gtk_widget_get_parent (GTK_WIDGET (group));
1859 if (GTK_IS_TOOL_PALETTE (parent) && !collapsed)
1860 _gtk_tool_palette_set_expanding_child (GTK_TOOL_PALETTE (parent),
1861 GTK_WIDGET (group));
1862 if (collapsed != priv->collapsed)
1864 if (priv->animation)
1868 g_get_current_time (&now);
1870 if (priv->animation_timeout)
1871 g_source_destroy (priv->animation_timeout);
1873 priv->animation_start = (now.tv_sec * G_USEC_PER_SEC + now.tv_usec);
1874 priv->animation_timeout = g_timeout_source_new (ANIMATION_TIMEOUT);
1876 g_source_set_callback (priv->animation_timeout,
1877 gtk_tool_item_group_animation_cb,
1880 g_source_attach (priv->animation_timeout, NULL);
1884 priv->expander_style = GTK_EXPANDER_COLLAPSED;
1885 gtk_tool_item_group_force_expose (group);
1888 priv->collapsed = collapsed;
1889 g_object_notify (G_OBJECT (group), "collapsed");
1894 * gtk_tool_item_group_set_ellipsize:
1895 * @group: a #GtkToolItemGroup
1896 * @ellipsize: the #PangoEllipsizeMode labels in @group should use
1898 * Sets the ellipsization mode which should be used by labels in @group.
1903 gtk_tool_item_group_set_ellipsize (GtkToolItemGroup *group,
1904 PangoEllipsizeMode ellipsize)
1906 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (group));
1908 if (ellipsize != group->priv->ellipsize)
1910 group->priv->ellipsize = ellipsize;
1911 gtk_tool_item_group_header_adjust_style (group);
1912 g_object_notify (G_OBJECT (group), "ellipsize");
1913 _gtk_tool_item_group_palette_reconfigured (group);
1918 * gtk_tool_item_group_get_label:
1919 * @group: a #GtkToolItemGroup
1921 * Gets the label of @group.
1923 * Returns: the label of @group. The label is an internal string of @group
1924 * and must not be modified. Note that %NULL is returned if a custom
1925 * label has been set with gtk_tool_item_group_set_label_widget()
1929 G_CONST_RETURN gchar*
1930 gtk_tool_item_group_get_label (GtkToolItemGroup *group)
1932 GtkToolItemGroupPrivate *priv;
1934 g_return_val_if_fail (GTK_IS_TOOL_ITEM_GROUP (group), NULL);
1938 if (GTK_IS_LABEL (priv->label_widget))
1939 return gtk_label_get_label (GTK_LABEL (priv->label_widget));
1945 * gtk_tool_item_group_get_label_widget:
1946 * @group: a #GtkToolItemGroup
1948 * Gets the label widget of @group.
1949 * See gtk_tool_item_group_set_label_widget().
1951 * Returns: the label widget of @group
1956 gtk_tool_item_group_get_label_widget (GtkToolItemGroup *group)
1958 GtkWidget *alignment = gtk_tool_item_group_get_alignment (group);
1960 return gtk_bin_get_child (GTK_BIN (alignment));
1964 * gtk_tool_item_group_get_collapsed:
1965 * @group: a GtkToolItemGroup
1967 * Gets whether @group is collapsed or expanded.
1969 * Returns: %TRUE if @group is collapsed, %FALSE if it is expanded
1974 gtk_tool_item_group_get_collapsed (GtkToolItemGroup *group)
1976 g_return_val_if_fail (GTK_IS_TOOL_ITEM_GROUP (group), DEFAULT_COLLAPSED);
1978 return group->priv->collapsed;
1982 * gtk_tool_item_group_get_ellipsize:
1983 * @group: a #GtkToolItemGroup
1985 * Gets the ellipsization mode of @group.
1987 * Returns: the #PangoEllipsizeMode of @group
1992 gtk_tool_item_group_get_ellipsize (GtkToolItemGroup *group)
1994 g_return_val_if_fail (GTK_IS_TOOL_ITEM_GROUP (group), DEFAULT_ELLIPSIZE);
1996 return group->priv->ellipsize;
2000 * gtk_tool_item_group_get_header_relief:
2001 * @group: a #GtkToolItemGroup
2003 * Gets the relief mode of the header button of @group.
2005 * Returns: the #GtkReliefStyle
2010 gtk_tool_item_group_get_header_relief (GtkToolItemGroup *group)
2012 g_return_val_if_fail (GTK_IS_TOOL_ITEM_GROUP (group), GTK_RELIEF_NORMAL);
2014 return gtk_button_get_relief (GTK_BUTTON (group->priv->header));
2018 * gtk_tool_item_group_insert:
2019 * @group: a #GtkToolItemGroup
2020 * @item: the #GtkToolItem to insert into @group
2021 * @position: the position of @item in @group, starting with 0.
2022 * The position -1 means end of list.
2024 * Inserts @item at @position in the list of children of @group.
2029 gtk_tool_item_group_insert (GtkToolItemGroup *group,
2033 GtkWidget *parent, *child_widget;
2034 GtkToolItemGroupChild *child;
2036 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (group));
2037 g_return_if_fail (GTK_IS_TOOL_ITEM (item));
2038 g_return_if_fail (position >= -1);
2040 parent = gtk_widget_get_parent (GTK_WIDGET (group));
2042 child = g_new (GtkToolItemGroupChild, 1);
2043 child->item = g_object_ref_sink (item);
2044 child->homogeneous = TRUE;
2045 child->expand = FALSE;
2047 child->new_row = FALSE;
2049 group->priv->children = g_list_insert (group->priv->children, child, position);
2051 if (GTK_IS_TOOL_PALETTE (parent))
2052 _gtk_tool_palette_child_set_drag_source (GTK_WIDGET (item), parent);
2054 child_widget = gtk_bin_get_child (GTK_BIN (item));
2056 if (GTK_IS_BUTTON (child_widget))
2057 gtk_button_set_focus_on_click (GTK_BUTTON (child_widget), TRUE);
2059 gtk_widget_set_parent (GTK_WIDGET (item), GTK_WIDGET (group));
2063 * gtk_tool_item_group_set_item_position:
2064 * @group: a #GtkToolItemGroup
2065 * @item: the #GtkToolItem to move to a new position, should
2066 * be a child of @group.
2067 * @position: the new position of @item in @group, starting with 0.
2068 * The position -1 means end of list.
2070 * Sets the position of @item in the list of children of @group.
2075 gtk_tool_item_group_set_item_position (GtkToolItemGroup *group,
2081 GtkToolItemGroupChild *child;
2082 GtkToolItemGroupPrivate* priv;
2084 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (group));
2085 g_return_if_fail (GTK_IS_TOOL_ITEM (item));
2086 g_return_if_fail (position >= -1);
2088 child = gtk_tool_item_group_get_child (group, item, &old_position, &link);
2091 g_return_if_fail (child != NULL);
2093 if (position == old_position)
2096 priv->children = g_list_delete_link (priv->children, link);
2097 priv->children = g_list_insert (priv->children, child, position);
2099 gtk_widget_child_notify (GTK_WIDGET (item), "position");
2100 if (GTK_WIDGET_VISIBLE (group) && GTK_WIDGET_VISIBLE (item))
2101 gtk_widget_queue_resize (GTK_WIDGET (group));
2105 * gtk_tool_item_group_get_item_position:
2106 * @group: a #GtkToolItemGroup
2107 * @item: a #GtkToolItem
2109 * Gets the position of @item in @group as index.
2111 * Returns: the index of @item in @group or -1 if @item is no child of @group
2116 gtk_tool_item_group_get_item_position (GtkToolItemGroup *group,
2121 g_return_val_if_fail (GTK_IS_TOOL_ITEM_GROUP (group), -1);
2122 g_return_val_if_fail (GTK_IS_TOOL_ITEM (item), -1);
2124 if (gtk_tool_item_group_get_child (group, item, &position, NULL))
2131 * gtk_tool_item_group_get_n_items:
2132 * @group: a #GtkToolItemGroup
2134 * Gets the number of tool items in @group.
2136 * Returns: the number of tool items in @group
2141 gtk_tool_item_group_get_n_items (GtkToolItemGroup *group)
2143 g_return_val_if_fail (GTK_IS_TOOL_ITEM_GROUP (group), 0);
2145 return g_list_length (group->priv->children);
2149 * gtk_tool_item_group_get_nth_item:
2150 * @group: a #GtkToolItemGroup
2153 * Gets the tool item at @index in group.
2155 * Returns: the #GtkToolItem at index
2160 gtk_tool_item_group_get_nth_item (GtkToolItemGroup *group,
2163 GtkToolItemGroupChild *child;
2165 g_return_val_if_fail (GTK_IS_TOOL_ITEM_GROUP (group), NULL);
2167 child = g_list_nth_data (group->priv->children, index);
2169 return child != NULL ? child->item : NULL;
2173 * gtk_tool_item_group_get_drop_item:
2174 * @group: a #GtkToolItemGroup
2175 * @x: the x position
2176 * @y: the y position
2178 * Gets the tool item at position (x, y).
2180 * Returns: the #GtkToolItem at position (x, y)
2185 gtk_tool_item_group_get_drop_item (GtkToolItemGroup *group,
2189 GtkAllocation *allocation;
2190 GtkOrientation orientation;
2193 g_return_val_if_fail (GTK_IS_TOOL_ITEM_GROUP (group), NULL);
2195 allocation = >K_WIDGET (group)->allocation;
2196 orientation = gtk_tool_shell_get_orientation (GTK_TOOL_SHELL (group));
2198 g_return_val_if_fail (x >= 0 && x < allocation->width, NULL);
2199 g_return_val_if_fail (y >= 0 && y < allocation->height, NULL);
2201 for (it = group->priv->children; it != NULL; it = it->next)
2203 GtkToolItemGroupChild *child = it->data;
2204 GtkToolItem *item = child->item;
2207 if (!item || !gtk_tool_item_group_is_item_visible (group, child))
2210 allocation = >K_WIDGET (item)->allocation;
2212 x0 = x - allocation->x;
2213 y0 = y - allocation->y;
2215 if (x0 >= 0 && x0 < allocation->width &&
2216 y0 >= 0 && y0 < allocation->height)
2224 _gtk_tool_item_group_item_size_request (GtkToolItemGroup *group,
2225 GtkRequisition *item_size,
2226 gboolean homogeneous_only,
2227 gint *requested_rows)
2229 GtkRequisition child_requisition;
2232 gboolean new_row = TRUE;
2233 GtkOrientation orientation;
2234 GtkToolbarStyle style;
2236 g_return_if_fail (GTK_IS_TOOL_ITEM_GROUP (group));
2237 g_return_if_fail (NULL != item_size);
2239 orientation = gtk_tool_shell_get_orientation (GTK_TOOL_SHELL (group));
2240 style = gtk_tool_shell_get_style (GTK_TOOL_SHELL (group));
2242 item_size->width = item_size->height = 0;
2244 for (it = group->priv->children; it != NULL; it = it->next)
2246 GtkToolItemGroupChild *child = it->data;
2248 if (!gtk_tool_item_group_is_item_visible (group, child))
2251 if (child->new_row || new_row)
2257 if (!child->homogeneous && child->expand)
2260 gtk_widget_size_request (GTK_WIDGET (child->item), &child_requisition);
2262 if (!homogeneous_only || child->homogeneous)
2263 item_size->width = MAX (item_size->width, child_requisition.width);
2264 item_size->height = MAX (item_size->height, child_requisition.height);
2268 *requested_rows = rows;
2272 _gtk_tool_item_group_paint (GtkToolItemGroup *group,
2275 GtkWidget *widget = GTK_WIDGET (group);
2276 GtkToolItemGroupPrivate* priv = group->priv;
2278 gdk_cairo_set_source_pixmap (cr, widget->window,
2279 widget->allocation.x,
2280 widget->allocation.y);
2282 if (priv->animation_timeout)
2284 GtkOrientation orientation = gtk_tool_item_group_get_orientation (GTK_TOOL_SHELL (group));
2285 cairo_pattern_t *mask;
2288 if (GTK_ORIENTATION_VERTICAL == orientation)
2289 v1 = widget->allocation.height;
2291 v1 = widget->allocation.width;
2295 if (!GTK_WIDGET_VISIBLE (priv->header))
2297 else if (GTK_ORIENTATION_VERTICAL == orientation)
2298 v0 = MAX (v0, priv->header->allocation.height);
2300 v0 = MAX (v0, priv->header->allocation.width);
2302 v1 = MIN (v0 + 256, v1);
2304 if (GTK_ORIENTATION_VERTICAL == orientation)
2306 v0 += widget->allocation.y;
2307 v1 += widget->allocation.y;
2309 mask = cairo_pattern_create_linear (0.0, v0, 0.0, v1);
2313 v0 += widget->allocation.x;
2314 v1 += widget->allocation.x;
2316 mask = cairo_pattern_create_linear (v0, 0.0, v1, 0.0);
2319 cairo_pattern_add_color_stop_rgba (mask, 0.00, 0.0, 0.0, 0.0, 1.00);
2320 cairo_pattern_add_color_stop_rgba (mask, 0.25, 0.0, 0.0, 0.0, 0.25);
2321 cairo_pattern_add_color_stop_rgba (mask, 0.50, 0.0, 0.0, 0.0, 0.10);
2322 cairo_pattern_add_color_stop_rgba (mask, 0.75, 0.0, 0.0, 0.0, 0.01);
2323 cairo_pattern_add_color_stop_rgba (mask, 1.00, 0.0, 0.0, 0.0, 0.00);
2325 cairo_mask (cr, mask);
2326 cairo_pattern_destroy (mask);
2333 _gtk_tool_item_group_get_size_for_limit (GtkToolItemGroup *group,
2338 GtkRequisition requisition;
2339 GtkToolItemGroupPrivate* priv = group->priv;
2341 gtk_widget_size_request (GTK_WIDGET (group), &requisition);
2343 if (!priv->collapsed || priv->animation_timeout)
2345 GtkAllocation allocation = { 0, 0, requisition.width, requisition.height };
2346 GtkRequisition inquery;
2349 allocation.width = limit;
2351 allocation.height = limit;
2353 gtk_tool_item_group_real_size_query (GTK_WIDGET (group),
2354 &allocation, &inquery);
2357 inquery.height -= requisition.height;
2359 inquery.width -= requisition.width;
2361 if (priv->animation_timeout && animation)
2363 gint64 timestamp = gtk_tool_item_group_get_animation_timestamp (group);
2365 timestamp = MIN (timestamp, ANIMATION_DURATION);
2367 if (priv->collapsed)
2368 timestamp = ANIMATION_DURATION - timestamp;
2372 inquery.height *= timestamp;
2373 inquery.height /= ANIMATION_DURATION;
2377 inquery.width *= timestamp;
2378 inquery.width /= ANIMATION_DURATION;
2383 requisition.height += inquery.height;
2385 requisition.width += inquery.width;
2388 return (vertical ? requisition.height : requisition.width);
2392 _gtk_tool_item_group_get_height_for_width (GtkToolItemGroup *group,
2395 return _gtk_tool_item_group_get_size_for_limit (group, width, TRUE, group->priv->animation);
2399 _gtk_tool_item_group_get_width_for_height (GtkToolItemGroup *group,
2402 return _gtk_tool_item_group_get_size_for_limit (group, height, FALSE, TRUE);
2406 gtk_tool_palette_reconfigured_foreach_item (GtkWidget *child,
2409 if (GTK_IS_TOOL_ITEM (child))
2410 gtk_tool_item_toolbar_reconfigured (GTK_TOOL_ITEM (child));
2415 _gtk_tool_item_group_palette_reconfigured (GtkToolItemGroup *group)
2417 gtk_container_foreach (GTK_CONTAINER (group),
2418 gtk_tool_palette_reconfigured_foreach_item,
2421 gtk_tool_item_group_header_adjust_style (group);
2425 #define __GTK_TOOL_ITEM_GROUP_C__
2426 #include "gtkaliasdef.c"