2 * Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 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 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 #include "gtktreeviewcolumn.h"
22 #include "gtktreeview.h"
23 #include "gtktreeprivate.h"
24 #include "gtkbutton.h"
25 #include "gtkalignment.h"
28 #include "gtkmarshalers.h"
57 typedef struct _GtkTreeViewColumnCellInfo GtkTreeViewColumnCellInfo;
58 struct _GtkTreeViewColumnCellInfo
60 GtkCellRenderer *cell;
62 GtkTreeCellDataFunc func;
64 GtkDestroyNotify destroy;
70 guint in_editing_mode : 1;
74 static void gtk_tree_view_column_init (GtkTreeViewColumn *tree_column);
75 static void gtk_tree_view_column_class_init (GtkTreeViewColumnClass *klass);
78 static void gtk_tree_view_column_set_property (GObject *object,
82 static void gtk_tree_view_column_get_property (GObject *object,
86 static void gtk_tree_view_column_finalize (GObject *object);
88 /* Button handling code */
89 static void gtk_tree_view_column_create_button (GtkTreeViewColumn *tree_column);
90 static void gtk_tree_view_column_update_button (GtkTreeViewColumn *tree_column);
92 /* Button signal handlers */
93 static gint gtk_tree_view_column_button_event (GtkWidget *widget,
96 static void gtk_tree_view_column_button_clicked (GtkWidget *widget,
98 static gboolean gtk_tree_view_column_mnemonic_activate (GtkWidget *widget,
99 gboolean group_cycling,
102 /* Property handlers */
103 static void gtk_tree_view_model_sort_column_changed (GtkTreeSortable *sortable,
104 GtkTreeViewColumn *tree_column);
106 /* Internal functions */
107 static void gtk_tree_view_column_sort (GtkTreeViewColumn *tree_column,
109 static void gtk_tree_view_column_setup_sort_column_id_callback (GtkTreeViewColumn *tree_column);
110 static void gtk_tree_view_column_set_attributesv (GtkTreeViewColumn *tree_column,
111 GtkCellRenderer *cell_renderer,
113 static GtkTreeViewColumnCellInfo *gtk_tree_view_column_get_cell_info (GtkTreeViewColumn *tree_column,
114 GtkCellRenderer *cell_renderer);
116 /* cell list manipulation */
117 static GList *gtk_tree_view_column_cell_first (GtkTreeViewColumn *tree_column);
118 static GList *gtk_tree_view_column_cell_last (GtkTreeViewColumn *tree_column);
119 static GList *gtk_tree_view_column_cell_next (GtkTreeViewColumn *tree_column,
121 static GList *gtk_tree_view_column_cell_prev (GtkTreeViewColumn *tree_column,
123 static void gtk_tree_view_column_clear_attributes_by_info (GtkTreeViewColumn *tree_column,
124 GtkTreeViewColumnCellInfo *info);
126 static GtkObjectClass *parent_class = NULL;
127 static guint tree_column_signals[LAST_SIGNAL] = { 0 };
131 gtk_tree_view_column_get_type (void)
133 static GType tree_column_type = 0;
135 if (!tree_column_type)
137 static const GTypeInfo tree_column_info =
139 sizeof (GtkTreeViewColumnClass),
140 NULL, /* base_init */
141 NULL, /* base_finalize */
142 (GClassInitFunc) gtk_tree_view_column_class_init,
143 NULL, /* class_finalize */
144 NULL, /* class_data */
145 sizeof (GtkTreeViewColumn),
147 (GInstanceInitFunc) gtk_tree_view_column_init,
151 g_type_register_static (GTK_TYPE_OBJECT, "GtkTreeViewColumn",
152 &tree_column_info, 0);
155 return tree_column_type;
159 gtk_tree_view_column_class_init (GtkTreeViewColumnClass *class)
161 GObjectClass *object_class;
163 object_class = (GObjectClass*) class;
165 parent_class = g_type_class_peek_parent (class);
167 class->clicked = NULL;
169 object_class->finalize = gtk_tree_view_column_finalize;
170 object_class->set_property = gtk_tree_view_column_set_property;
171 object_class->get_property = gtk_tree_view_column_get_property;
173 tree_column_signals[CLICKED] =
174 g_signal_new ("clicked",
175 G_OBJECT_CLASS_TYPE (object_class),
177 G_STRUCT_OFFSET (GtkTreeViewColumnClass, clicked),
179 _gtk_marshal_VOID__VOID,
182 g_object_class_install_property (object_class,
184 g_param_spec_boolean ("visible",
186 _("Whether to display the column"),
188 G_PARAM_READABLE | G_PARAM_WRITABLE));
190 g_object_class_install_property (object_class,
192 g_param_spec_boolean ("resizable",
194 _("Column is user-resizable"),
196 G_PARAM_READABLE | G_PARAM_WRITABLE));
198 g_object_class_install_property (object_class,
200 g_param_spec_int ("width",
202 _("Current width of the column"),
207 g_object_class_install_property (object_class,
209 g_param_spec_enum ("sizing",
211 _("Resize mode of the column"),
212 GTK_TYPE_TREE_VIEW_COLUMN_SIZING,
213 GTK_TREE_VIEW_COLUMN_AUTOSIZE,
214 G_PARAM_READABLE | G_PARAM_WRITABLE));
216 g_object_class_install_property (object_class,
218 g_param_spec_int ("fixed_width",
220 _("Current fixed width of the column"),
224 G_PARAM_READABLE | G_PARAM_WRITABLE));
226 g_object_class_install_property (object_class,
228 g_param_spec_int ("min_width",
230 _("Minimum allowed width of the column"),
234 G_PARAM_READABLE | G_PARAM_WRITABLE));
236 g_object_class_install_property (object_class,
238 g_param_spec_int ("max_width",
240 _("Maximum allowed width of the column"),
244 G_PARAM_READABLE | G_PARAM_WRITABLE));
246 g_object_class_install_property (object_class,
248 g_param_spec_string ("title",
250 _("Title to appear in column header"),
252 G_PARAM_READABLE | G_PARAM_WRITABLE));
254 g_object_class_install_property (object_class,
256 g_param_spec_boolean ("clickable",
258 _("Whether the header can be clicked"),
260 G_PARAM_READABLE | G_PARAM_WRITABLE));
263 g_object_class_install_property (object_class,
265 g_param_spec_object ("widget",
267 _("Widget to put in column header button instead of column title"),
269 G_PARAM_READABLE | G_PARAM_WRITABLE));
271 g_object_class_install_property (object_class,
273 g_param_spec_float ("alignment",
275 _("X Alignment of the column header text or widget"),
279 G_PARAM_READABLE | G_PARAM_WRITABLE));
281 g_object_class_install_property (object_class,
283 g_param_spec_boolean ("reorderable",
285 _("Whether the column can be reordered around the headers"),
287 G_PARAM_READABLE | G_PARAM_WRITABLE));
289 g_object_class_install_property (object_class,
291 g_param_spec_boolean ("sort_indicator",
293 _("Whether to show a sort indicator"),
295 G_PARAM_READABLE | G_PARAM_WRITABLE));
297 g_object_class_install_property (object_class,
299 g_param_spec_enum ("sort_order",
301 _("Sort direction the sort indicator should indicate"),
304 G_PARAM_READABLE | G_PARAM_WRITABLE));
309 gtk_tree_view_column_init (GtkTreeViewColumn *tree_column)
311 tree_column->button = NULL;
312 tree_column->xalign = 0.0;
313 tree_column->width = 0;
314 tree_column->requested_width = -1;
315 tree_column->min_width = -1;
316 tree_column->max_width = -1;
317 tree_column->resized_width = 0;
318 tree_column->column_type = GTK_TREE_VIEW_COLUMN_GROW_ONLY;
319 tree_column->visible = TRUE;
320 tree_column->resizable = FALSE;
321 tree_column->clickable = FALSE;
322 tree_column->dirty = TRUE;
323 tree_column->sort_order = GTK_SORT_ASCENDING;
324 tree_column->show_sort_indicator = FALSE;
325 tree_column->property_changed_signal = 0;
326 tree_column->sort_clicked_signal = 0;
327 tree_column->sort_column_changed_signal = 0;
328 tree_column->sort_column_id = -1;
329 tree_column->reorderable = FALSE;
330 tree_column->maybe_reordered = FALSE;
331 tree_column->use_resized_width = FALSE;
335 gtk_tree_view_column_finalize (GObject *object)
337 GtkTreeViewColumn *tree_column = (GtkTreeViewColumn *) object;
340 for (list = tree_column->cell_list; list; list = list->next)
342 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
346 GtkDestroyNotify d = info->destroy;
348 info->destroy = NULL;
351 gtk_tree_view_column_clear_attributes_by_info (tree_column, info);
352 g_object_unref (info->cell);
356 g_free (tree_column->title);
357 g_list_free (tree_column->cell_list);
359 if (tree_column->child)
360 g_object_unref (G_OBJECT (tree_column->child));
362 G_OBJECT_CLASS (parent_class)->finalize (object);
366 gtk_tree_view_column_set_property (GObject *object,
371 GtkTreeViewColumn *tree_column;
373 tree_column = GTK_TREE_VIEW_COLUMN (object);
378 gtk_tree_view_column_set_visible (tree_column,
379 g_value_get_boolean (value));
383 gtk_tree_view_column_set_resizable (tree_column,
384 g_value_get_boolean (value));
388 gtk_tree_view_column_set_sizing (tree_column,
389 g_value_get_enum (value));
392 case PROP_FIXED_WIDTH:
393 gtk_tree_view_column_set_fixed_width (tree_column,
394 g_value_get_int (value));
398 gtk_tree_view_column_set_min_width (tree_column,
399 g_value_get_int (value));
403 gtk_tree_view_column_set_max_width (tree_column,
404 g_value_get_int (value));
408 gtk_tree_view_column_set_title (tree_column,
409 g_value_get_string (value));
413 gtk_tree_view_column_set_clickable (tree_column,
414 g_value_get_boolean (value));
418 gtk_tree_view_column_set_widget (tree_column,
419 (GtkWidget*) g_value_get_object (value));
423 gtk_tree_view_column_set_alignment (tree_column,
424 g_value_get_float (value));
427 case PROP_REORDERABLE:
428 gtk_tree_view_column_set_reorderable (tree_column,
429 g_value_get_boolean (value));
432 case PROP_SORT_INDICATOR:
433 gtk_tree_view_column_set_sort_indicator (tree_column,
434 g_value_get_boolean (value));
437 case PROP_SORT_ORDER:
438 gtk_tree_view_column_set_sort_order (tree_column,
439 g_value_get_enum (value));
443 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
449 gtk_tree_view_column_get_property (GObject *object,
454 GtkTreeViewColumn *tree_column;
456 tree_column = GTK_TREE_VIEW_COLUMN (object);
461 g_value_set_boolean (value,
462 gtk_tree_view_column_get_visible (tree_column));
466 g_value_set_boolean (value,
467 gtk_tree_view_column_get_resizable (tree_column));
471 g_value_set_int (value,
472 gtk_tree_view_column_get_width (tree_column));
476 g_value_set_enum (value,
477 gtk_tree_view_column_get_sizing (tree_column));
480 case PROP_FIXED_WIDTH:
481 g_value_set_int (value,
482 gtk_tree_view_column_get_fixed_width (tree_column));
486 g_value_set_int (value,
487 gtk_tree_view_column_get_min_width (tree_column));
491 g_value_set_int (value,
492 gtk_tree_view_column_get_max_width (tree_column));
496 g_value_set_string (value,
497 gtk_tree_view_column_get_title (tree_column));
501 g_value_set_boolean (value,
502 gtk_tree_view_column_get_clickable (tree_column));
506 g_value_set_object (value,
507 (GObject*) gtk_tree_view_column_get_widget (tree_column));
511 g_value_set_float (value,
512 gtk_tree_view_column_get_alignment (tree_column));
515 case PROP_REORDERABLE:
516 g_value_set_boolean (value,
517 gtk_tree_view_column_get_reorderable (tree_column));
520 case PROP_SORT_INDICATOR:
521 g_value_set_boolean (value,
522 gtk_tree_view_column_get_sort_indicator (tree_column));
525 case PROP_SORT_ORDER:
526 g_value_set_enum (value,
527 gtk_tree_view_column_get_sort_order (tree_column));
531 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
539 /* Button handling code
542 gtk_tree_view_column_create_button (GtkTreeViewColumn *tree_column)
544 GtkTreeView *tree_view;
548 tree_view = (GtkTreeView *) tree_column->tree_view;
550 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
551 g_return_if_fail (tree_column->button == NULL);
553 gtk_widget_push_composite_child ();
554 tree_column->button = gtk_button_new ();
555 gtk_widget_add_events (tree_column->button, GDK_POINTER_MOTION_MASK);
556 gtk_widget_pop_composite_child ();
558 /* make sure we own a reference to it as well. */
559 if (tree_view->priv->header_window)
560 gtk_widget_set_parent_window (tree_column->button, tree_view->priv->header_window);
561 gtk_widget_set_parent (tree_column->button, GTK_WIDGET (tree_view));
563 g_signal_connect (tree_column->button, "event",
564 G_CALLBACK (gtk_tree_view_column_button_event),
566 g_signal_connect (tree_column->button, "clicked",
567 G_CALLBACK (gtk_tree_view_column_button_clicked),
570 tree_column->alignment = gtk_alignment_new (tree_column->xalign, 0.5, 0.0, 0.0);
572 hbox = gtk_hbox_new (FALSE, 2);
573 tree_column->arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_IN);
575 if (tree_column->child)
576 child = tree_column->child;
579 child = gtk_label_new (tree_column->title);
580 gtk_widget_show (child);
583 g_signal_connect (child, "mnemonic_activate",
584 G_CALLBACK (gtk_tree_view_column_mnemonic_activate),
587 if (tree_column->xalign <= 0.5)
588 gtk_box_pack_end (GTK_BOX (hbox), tree_column->arrow, FALSE, FALSE, 0);
590 gtk_box_pack_start (GTK_BOX (hbox), tree_column->arrow, FALSE, FALSE, 0);
592 gtk_box_pack_start (GTK_BOX (hbox), tree_column->alignment, TRUE, TRUE, 0);
594 gtk_container_add (GTK_CONTAINER (tree_column->alignment), child);
595 gtk_container_add (GTK_CONTAINER (tree_column->button), hbox);
597 gtk_widget_show (hbox);
598 gtk_widget_show (tree_column->alignment);
599 gtk_tree_view_column_update_button (tree_column);
603 gtk_tree_view_column_update_button (GtkTreeViewColumn *tree_column)
606 GtkWidget *alignment;
608 GtkWidget *current_child;
610 /* Create a button if necessary */
611 if (tree_column->visible &&
612 tree_column->button == NULL &&
613 tree_column->tree_view &&
614 GTK_WIDGET_REALIZED (tree_column->tree_view))
615 gtk_tree_view_column_create_button (tree_column);
617 if (! tree_column->button)
620 hbox = GTK_BIN (tree_column->button)->child;
621 alignment = tree_column->alignment;
622 arrow = tree_column->arrow;
623 current_child = GTK_BIN (alignment)->child;
625 /* Set up the actual button */
626 gtk_alignment_set (GTK_ALIGNMENT (alignment), tree_column->xalign,
629 if (tree_column->child)
631 if (current_child != tree_column->child)
633 gtk_container_remove (GTK_CONTAINER (alignment),
635 gtk_container_add (GTK_CONTAINER (alignment),
641 if (current_child == NULL)
643 current_child = gtk_label_new (NULL);
644 gtk_widget_show (current_child);
645 gtk_container_add (GTK_CONTAINER (alignment),
649 g_return_if_fail (GTK_IS_LABEL (current_child));
651 if (tree_column->title)
652 gtk_label_set_text_with_mnemonic (GTK_LABEL (current_child),
655 gtk_label_set_text_with_mnemonic (GTK_LABEL (current_child),
659 switch (tree_column->sort_order)
661 case GTK_SORT_ASCENDING:
662 gtk_arrow_set (GTK_ARROW (arrow),
667 case GTK_SORT_DESCENDING:
668 gtk_arrow_set (GTK_ARROW (arrow),
674 g_warning (G_STRLOC": bad sort order");
678 /* Put arrow on the right if the text is left-or-center justified, and on the
679 * left otherwise; do this by packing boxes, so flipping text direction will
682 g_object_ref (arrow);
683 gtk_container_remove (GTK_CONTAINER (hbox), arrow);
685 if (tree_column->xalign <= 0.5)
687 gtk_box_pack_end (GTK_BOX (hbox), arrow, FALSE, FALSE, 0);
691 gtk_box_pack_start (GTK_BOX (hbox), arrow, FALSE, FALSE, 0);
692 /* move it to the front */
693 gtk_box_reorder_child (GTK_BOX (hbox), arrow, 0);
695 g_object_unref (arrow);
697 if (tree_column->show_sort_indicator)
698 gtk_widget_show (arrow);
700 gtk_widget_hide (arrow);
702 /* It's always safe to hide the button. It isn't always safe to show it, as
703 * if you show it before it's realized, it'll get the wrong window. */
704 if (tree_column->button &&
705 tree_column->tree_view != NULL &&
706 GTK_WIDGET_REALIZED (tree_column->tree_view))
708 if (tree_column->visible)
710 gtk_widget_show_now (tree_column->button);
711 if (tree_column->window)
713 if (tree_column->resizable)
715 gdk_window_show (tree_column->window);
716 gdk_window_raise (tree_column->window);
720 gdk_window_hide (tree_column->window);
726 gtk_widget_hide (tree_column->button);
727 if (tree_column->window)
728 gdk_window_hide (tree_column->window);
732 if (tree_column->reorderable || tree_column->clickable)
734 GTK_WIDGET_SET_FLAGS (tree_column->button, GTK_CAN_FOCUS);
738 GTK_WIDGET_UNSET_FLAGS (tree_column->button, GTK_CAN_FOCUS);
739 if (GTK_WIDGET_HAS_FOCUS (tree_column->button))
741 GtkWidget *toplevel = gtk_widget_get_toplevel (tree_column->tree_view);
742 if (GTK_WIDGET_TOPLEVEL (toplevel))
744 gtk_window_set_focus (GTK_WINDOW (toplevel), NULL);
748 /* Queue a resize on the assumption that we always want to catch all changes
749 * and columns don't change all that often.
751 if (GTK_WIDGET_REALIZED (tree_column->tree_view))
752 gtk_widget_queue_resize (tree_column->tree_view);
756 /* Button signal handlers
760 gtk_tree_view_column_button_event (GtkWidget *widget,
764 GtkTreeViewColumn *column = (GtkTreeViewColumn *) data;
766 g_return_val_if_fail (event != NULL, FALSE);
768 if (event->type == GDK_BUTTON_PRESS &&
771 column->maybe_reordered = TRUE;
772 gdk_window_get_pointer (widget->window,
776 gtk_widget_grab_focus (widget);
779 if (event->type == GDK_BUTTON_RELEASE &&
780 column->maybe_reordered)
781 column->maybe_reordered = FALSE;
783 if (event->type == GDK_MOTION_NOTIFY &&
784 (column->maybe_reordered) &&
785 (gtk_drag_check_threshold (widget,
788 (gint) ((GdkEventMotion *)event)->x,
789 (gint) ((GdkEventMotion *)event)->y)))
791 column->maybe_reordered = FALSE;
792 /* this is to change our drag_x to be relative to
793 * tree_view->priv->bin_window, instead of our window.
795 column->drag_x -= column->button->allocation.x;
796 _gtk_tree_view_column_start_drag (GTK_TREE_VIEW (column->tree_view), column);
799 if (column->clickable == FALSE)
803 case GDK_BUTTON_PRESS:
804 case GDK_2BUTTON_PRESS:
805 case GDK_3BUTTON_PRESS:
806 case GDK_MOTION_NOTIFY:
807 case GDK_BUTTON_RELEASE:
808 case GDK_ENTER_NOTIFY:
809 case GDK_LEAVE_NOTIFY:
820 gtk_tree_view_column_button_clicked (GtkWidget *widget, gpointer data)
822 g_signal_emit_by_name (data, "clicked");
826 gtk_tree_view_column_mnemonic_activate (GtkWidget *widget,
827 gboolean group_cycling,
830 GtkTreeViewColumn *column = (GtkTreeViewColumn *)data;
832 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), FALSE);
834 GTK_TREE_VIEW (column->tree_view)->priv->focus_column = column;
835 if (column->clickable)
836 gtk_button_clicked (GTK_BUTTON (column->button));
837 else if (GTK_WIDGET_CAN_FOCUS (column->button))
838 gtk_widget_grab_focus (column->button);
840 gtk_widget_grab_focus (column->tree_view);
846 gtk_tree_view_model_sort_column_changed (GtkTreeSortable *sortable,
847 GtkTreeViewColumn *column)
852 if (gtk_tree_sortable_get_sort_column_id (sortable,
856 if (sort_column_id == column->sort_column_id)
858 gtk_tree_view_column_set_sort_indicator (column, TRUE);
859 gtk_tree_view_column_set_sort_order (column, order);
863 gtk_tree_view_column_set_sort_indicator (column, FALSE);
868 gtk_tree_view_column_set_sort_indicator (column, FALSE);
873 gtk_tree_view_column_sort (GtkTreeViewColumn *tree_column,
878 gboolean has_sort_column;
879 gboolean has_default_sort_func;
881 g_return_if_fail (tree_column->tree_view != NULL);
884 gtk_tree_sortable_get_sort_column_id (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model),
887 has_default_sort_func =
888 gtk_tree_sortable_has_default_sort_func (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model));
890 if (has_sort_column &&
891 sort_column_id == tree_column->sort_column_id)
893 if (order == GTK_SORT_ASCENDING)
894 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model),
895 tree_column->sort_column_id,
896 GTK_SORT_DESCENDING);
897 else if (order == GTK_SORT_DESCENDING && has_default_sort_func)
898 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model),
899 GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID,
902 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model),
903 tree_column->sort_column_id,
908 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model),
909 tree_column->sort_column_id,
916 gtk_tree_view_column_setup_sort_column_id_callback (GtkTreeViewColumn *tree_column)
920 if (tree_column->tree_view == NULL)
923 model = gtk_tree_view_get_model (GTK_TREE_VIEW (tree_column->tree_view));
928 if (GTK_IS_TREE_SORTABLE (model) &&
929 tree_column->sort_column_id != -1)
931 gint real_sort_column_id;
932 GtkSortType real_order;
934 if (tree_column->sort_column_changed_signal == 0)
935 tree_column->sort_column_changed_signal =
936 g_signal_connect (model, "sort_column_changed",
937 G_CALLBACK (gtk_tree_view_model_sort_column_changed),
940 if (gtk_tree_sortable_get_sort_column_id (GTK_TREE_SORTABLE (model),
941 &real_sort_column_id,
943 (real_sort_column_id == tree_column->sort_column_id))
945 gtk_tree_view_column_set_sort_indicator (tree_column, TRUE);
946 gtk_tree_view_column_set_sort_order (tree_column, real_order);
954 /* Exported Private Functions.
955 * These should only be called by gtktreeview.c or gtktreeviewcolumn.c
959 _gtk_tree_view_column_realize_button (GtkTreeViewColumn *column)
961 GtkTreeView *tree_view;
963 guint attributes_mask;
965 tree_view = (GtkTreeView *)column->tree_view;
967 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
968 g_return_if_fail (GTK_WIDGET_REALIZED (tree_view));
969 g_return_if_fail (tree_view->priv->header_window != NULL);
970 g_return_if_fail (column->button != NULL);
972 gtk_widget_set_parent_window (column->button, tree_view->priv->header_window);
975 gtk_widget_show (column->button);
977 attr.window_type = GDK_WINDOW_CHILD;
978 attr.wclass = GDK_INPUT_ONLY;
979 attr.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
980 attr.colormap = gtk_widget_get_colormap (GTK_WIDGET (tree_view));
981 attr.event_mask = gtk_widget_get_events (GTK_WIDGET (tree_view));
982 attr.event_mask = (GDK_BUTTON_PRESS_MASK |
983 GDK_BUTTON_RELEASE_MASK |
984 GDK_POINTER_MOTION_MASK |
985 GDK_POINTER_MOTION_HINT_MASK |
987 attributes_mask = GDK_WA_CURSOR | GDK_WA_X | GDK_WA_Y;
988 attr.cursor = gdk_cursor_new_for_display (gdk_drawable_get_display (tree_view->priv->header_window),
989 GDK_SB_H_DOUBLE_ARROW);
991 attr.width = TREE_VIEW_DRAG_WIDTH;
992 attr.height = tree_view->priv->header_height;
994 attr.x = (column->button->allocation.x + column->button->allocation.width) - 3;
996 column->window = gdk_window_new (tree_view->priv->header_window,
997 &attr, attributes_mask);
998 gdk_window_set_user_data (column->window, tree_view);
1000 gtk_tree_view_column_update_button (column);
1002 gdk_cursor_unref (attr.cursor);
1006 _gtk_tree_view_column_unrealize_button (GtkTreeViewColumn *column)
1008 g_return_if_fail (column != NULL);
1009 g_return_if_fail (column->window != NULL);
1011 gdk_window_set_user_data (column->window, NULL);
1012 gdk_window_destroy (column->window);
1013 column->window = NULL;
1017 _gtk_tree_view_column_unset_model (GtkTreeViewColumn *column,
1018 GtkTreeModel *old_model)
1020 if (column->sort_column_changed_signal)
1022 g_signal_handler_disconnect (old_model,
1023 column->sort_column_changed_signal);
1024 column->sort_column_changed_signal = 0;
1029 _gtk_tree_view_column_set_tree_view (GtkTreeViewColumn *column,
1030 GtkTreeView *tree_view)
1032 g_assert (column->tree_view == NULL);
1034 column->tree_view = GTK_WIDGET (tree_view);
1035 gtk_tree_view_column_create_button (column);
1037 column->property_changed_signal =
1038 g_signal_connect_swapped (tree_view,
1040 G_CALLBACK (gtk_tree_view_column_setup_sort_column_id_callback),
1043 gtk_tree_view_column_setup_sort_column_id_callback (column);
1047 _gtk_tree_view_column_unset_tree_view (GtkTreeViewColumn *column)
1049 if (column->tree_view && column->button)
1051 gtk_container_remove (GTK_CONTAINER (column->tree_view), column->button);
1053 if (column->property_changed_signal)
1055 g_signal_handler_disconnect (column->tree_view, column->property_changed_signal);
1056 column->property_changed_signal = 0;
1059 if (column->sort_column_changed_signal)
1061 g_signal_handler_disconnect (gtk_tree_view_get_model (GTK_TREE_VIEW (column->tree_view)),
1062 column->sort_column_changed_signal);
1063 column->sort_column_changed_signal = 0;
1066 column->tree_view = NULL;
1067 column->button = NULL;
1071 _gtk_tree_view_column_has_editable_cell (GtkTreeViewColumn *column)
1075 for (list = column->cell_list; list; list = list->next)
1076 if (((GtkTreeViewColumnCellInfo *)list->data)->cell->mode ==
1077 GTK_CELL_RENDERER_MODE_EDITABLE)
1083 /* gets cell being edited */
1085 _gtk_tree_view_column_get_edited_cell (GtkTreeViewColumn *column)
1089 for (list = column->cell_list; list; list = list->next)
1090 if (((GtkTreeViewColumnCellInfo *)list->data)->in_editing_mode)
1091 return ((GtkTreeViewColumnCellInfo *)list->data)->cell;
1097 _gtk_tree_view_column_count_special_cells (GtkTreeViewColumn *column)
1102 for (list = column->cell_list; list; list = list->next)
1104 GtkTreeViewColumnCellInfo *cellinfo = list->data;
1106 if (cellinfo->cell->mode == GTK_CELL_RENDERER_MODE_EDITABLE ||
1107 cellinfo->cell->mode == GTK_CELL_RENDERER_MODE_ACTIVATABLE)
1115 _gtk_tree_view_column_get_cell_at_pos (GtkTreeViewColumn *column,
1121 list = gtk_tree_view_column_cell_first (column);
1122 for (; list; list = gtk_tree_view_column_cell_next (column, list))
1124 GtkTreeViewColumnCellInfo *cellinfo = list->data;
1125 if (current_x <= x && x <= current_x + cellinfo->real_width)
1126 return cellinfo->cell;
1127 current_x += cellinfo->real_width;
1133 /* Public Functions */
1137 * gtk_tree_view_column_new:
1139 * Creates a new #GtkTreeViewColumn.
1141 * Return value: A newly created #GtkTreeViewColumn.
1144 gtk_tree_view_column_new (void)
1146 GtkTreeViewColumn *tree_column;
1148 tree_column = g_object_new (GTK_TYPE_TREE_VIEW_COLUMN, NULL);
1154 * gtk_tree_view_column_new_with_attributes:
1155 * @title: The title to set the header to.
1156 * @cell: The #GtkCellRenderer.
1157 * @Varargs: A %NULL-terminated list of attributes.
1159 * Creates a new #GtkTreeViewColumn with a number of default values. This is
1160 * equivalent to calling gtk_tree_view_column_set_title(),
1161 * gtk_tree_view_column_pack_start(), and
1162 * gtk_tree_view_column_set_attributes() on the newly created #GtkTreeViewColumn.
1164 * Here's a simple example:
1165 * <informalexample><programlisting>
1166 * enum { TEXT_COLUMN, COLOR_COLUMN, N_COLUMNS };
1169 * GtkTreeViewColumn *column;
1170 * GtkCellRenderer *renderer = gtk_cell_renderer_text_new (<!-- -->);
1172 * column = gtk_tree_view_column_new_with_attributes ("Title",
1174 * "text", TEXT_COLUMN,
1175 * "foreground", COLOR_COLUMN,
1178 * </programlisting></informalexample>
1180 * Return value: A newly created #GtkTreeViewColumn.
1183 gtk_tree_view_column_new_with_attributes (const gchar *title,
1184 GtkCellRenderer *cell,
1187 GtkTreeViewColumn *retval;
1190 retval = gtk_tree_view_column_new ();
1192 gtk_tree_view_column_set_title (retval, title);
1193 gtk_tree_view_column_pack_start (retval, cell, TRUE);
1195 va_start (args, cell);
1196 gtk_tree_view_column_set_attributesv (retval, cell, args);
1202 static GtkTreeViewColumnCellInfo *
1203 gtk_tree_view_column_get_cell_info (GtkTreeViewColumn *tree_column,
1204 GtkCellRenderer *cell_renderer)
1207 for (list = tree_column->cell_list; list; list = list->next)
1208 if (((GtkTreeViewColumnCellInfo *)list->data)->cell == cell_renderer)
1209 return (GtkTreeViewColumnCellInfo *) list->data;
1215 * gtk_tree_view_column_pack_start:
1216 * @tree_column: A #GtkTreeViewColumn.
1217 * @cell: The #GtkCellRenderer.
1218 * @expand: %TRUE if @cell is to be given extra space allocated to box.
1220 * Packs the @cell into the beginning of the column. If @expand is FALSE, then
1221 * the @cell is allocated no more space than it needs. Any unused space is divided
1222 * evenly between cells for which @expand is TRUE.
1225 gtk_tree_view_column_pack_start (GtkTreeViewColumn *tree_column,
1226 GtkCellRenderer *cell,
1229 GtkTreeViewColumnCellInfo *cell_info;
1231 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1232 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
1233 g_return_if_fail (! gtk_tree_view_column_get_cell_info (tree_column, cell));
1235 g_object_ref (cell);
1236 gtk_object_sink (GTK_OBJECT (cell));
1238 cell_info = g_new0 (GtkTreeViewColumnCellInfo, 1);
1239 cell_info->cell = cell;
1240 cell_info->expand = expand ? TRUE : FALSE;
1241 cell_info->pack = GTK_PACK_START;
1242 cell_info->has_focus = 0;
1243 cell_info->attributes = NULL;
1245 tree_column->cell_list = g_list_append (tree_column->cell_list, cell_info);
1249 * gtk_tree_view_column_pack_end:
1250 * @tree_column: A #GtkTreeViewColumn.
1251 * @cell: The #GtkCellRenderer.
1252 * @expand: %TRUE if @cell is to be given extra space allocated to box.
1254 * Adds the @cell to end of the column. If @expand is FALSE, then the @cell
1255 * is allocated no more space than it needs. Any unused space is divided
1256 * evenly between cells for which @expand is TRUE.
1259 gtk_tree_view_column_pack_end (GtkTreeViewColumn *tree_column,
1260 GtkCellRenderer *cell,
1263 GtkTreeViewColumnCellInfo *cell_info;
1265 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1266 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
1267 g_return_if_fail (! gtk_tree_view_column_get_cell_info (tree_column, cell));
1269 g_object_ref (cell);
1270 gtk_object_sink (GTK_OBJECT (cell));
1272 cell_info = g_new0 (GtkTreeViewColumnCellInfo, 1);
1273 cell_info->cell = cell;
1274 cell_info->expand = expand ? TRUE : FALSE;
1275 cell_info->pack = GTK_PACK_END;
1276 cell_info->has_focus = 0;
1277 cell_info->attributes = NULL;
1279 tree_column->cell_list = g_list_append (tree_column->cell_list, cell_info);
1284 * gtk_tree_view_column_clear:
1285 * @tree_column: A #GtkTreeViewColumn
1287 * Unsets all the mappings on all renderers on the @tree_column.
1290 gtk_tree_view_column_clear (GtkTreeViewColumn *tree_column)
1293 g_return_if_fail (tree_column != NULL);
1295 for (list = tree_column->cell_list; list; list = list->next)
1297 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *)list->data;
1299 gtk_tree_view_column_clear_attributes (tree_column, info->cell);
1300 g_object_unref (info->cell);
1304 g_list_free (tree_column->cell_list);
1305 tree_column->cell_list = NULL;
1309 * gtk_tree_view_column_get_cell_renderers:
1310 * @tree_column: A #GtkTreeViewColumn
1312 * Returns a newly-allocated #GList of all the cell renderers in the column,
1313 * in no particular order. The list must be freed with g_list_free().
1315 * Return value: A list of #GtkCellRenderers
1318 gtk_tree_view_column_get_cell_renderers (GtkTreeViewColumn *tree_column)
1320 GList *retval = NULL, *list;
1322 g_return_val_if_fail (tree_column != NULL, NULL);
1324 for (list = tree_column->cell_list; list; list = list->next)
1326 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *)list->data;
1328 retval = g_list_append (retval, info->cell);
1335 * gtk_tree_view_column_add_attribute:
1336 * @tree_column: A #GtkTreeViewColumn.
1337 * @cell_renderer: the #GtkCellRenderer to set attributes on
1338 * @attribute: An attribute on the renderer
1339 * @column: The column position on the model to get the attribute from.
1341 * Adds an attribute mapping to the list in @tree_column. The @column is the
1342 * column of the model to get a value from, and the @attribute is the
1343 * parameter on @cell_renderer to be set from the value. So for example
1344 * if column 2 of the model contains strings, you could have the
1345 * "text" attribute of a #GtkCellRendererText get its values from
1349 gtk_tree_view_column_add_attribute (GtkTreeViewColumn *tree_column,
1350 GtkCellRenderer *cell_renderer,
1351 const gchar *attribute,
1354 GtkTreeViewColumnCellInfo *info;
1356 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1357 info = gtk_tree_view_column_get_cell_info (tree_column, cell_renderer);
1358 g_return_if_fail (info != NULL);
1360 info->attributes = g_slist_prepend (info->attributes, GINT_TO_POINTER (column));
1361 info->attributes = g_slist_prepend (info->attributes, g_strdup (attribute));
1363 if (tree_column->tree_view)
1364 _gtk_tree_view_column_cell_set_dirty (tree_column, TRUE);
1369 gtk_tree_view_column_set_attributesv (GtkTreeViewColumn *tree_column,
1370 GtkCellRenderer *cell_renderer,
1376 attribute = va_arg (args, gchar *);
1378 gtk_tree_view_column_clear_attributes (tree_column, cell_renderer);
1380 while (attribute != NULL)
1382 column = va_arg (args, gint);
1383 gtk_tree_view_column_add_attribute (tree_column, cell_renderer, attribute, column);
1384 attribute = va_arg (args, gchar *);
1389 * gtk_tree_view_column_set_attributes:
1390 * @tree_column: A #GtkTreeViewColumn.
1391 * @cell_renderer: the #GtkCellRenderer we're setting the attributes of
1392 * @Varargs: A %NULL-terminated list of attributes.
1394 * Sets the attributes in the list as the attributes of @tree_column.
1395 * The attributes should be in attribute/column order, as in
1396 * gtk_tree_view_column_add_attribute(). All existing attributes
1397 * are removed, and replaced with the new attributes.
1400 gtk_tree_view_column_set_attributes (GtkTreeViewColumn *tree_column,
1401 GtkCellRenderer *cell_renderer,
1406 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1407 g_return_if_fail (GTK_IS_CELL_RENDERER (cell_renderer));
1408 g_return_if_fail (gtk_tree_view_column_get_cell_info (tree_column, cell_renderer));
1410 va_start (args, cell_renderer);
1411 gtk_tree_view_column_set_attributesv (tree_column, cell_renderer, args);
1417 * gtk_tree_view_column_set_cell_data_func:
1418 * @tree_column: A #GtkTreeViewColumn
1419 * @cell_renderer: A #GtkCellRenderer
1420 * @func: The #GtkTreeViewColumnFunc to use.
1421 * @func_data: The user data for @func.
1422 * @destroy: The destroy notification for @func_data
1424 * Sets the #GtkTreeViewColumnFunc to use for the column. This
1425 * function is used instead of the standard attributes mapping for
1426 * setting the column value, and should set the value of @tree_column's
1427 * cell renderer as appropriate. @func may be %NULL to remove an
1431 gtk_tree_view_column_set_cell_data_func (GtkTreeViewColumn *tree_column,
1432 GtkCellRenderer *cell_renderer,
1433 GtkTreeCellDataFunc func,
1435 GtkDestroyNotify destroy)
1437 GtkTreeViewColumnCellInfo *info;
1439 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1440 g_return_if_fail (GTK_IS_CELL_RENDERER (cell_renderer));
1441 info = gtk_tree_view_column_get_cell_info (tree_column, cell_renderer);
1443 g_return_if_fail (info != NULL);
1447 GtkDestroyNotify d = info->destroy;
1449 info->destroy = NULL;
1450 d (info->func_data);
1454 info->func_data = func_data;
1455 info->destroy = destroy;
1457 if (tree_column->tree_view)
1458 _gtk_tree_view_column_cell_set_dirty (tree_column, TRUE);
1463 * gtk_tree_view_column_clear_attributes:
1464 * @tree_column: a #GtkTreeViewColumn
1465 * @cell_renderer: a #GtkCellRenderer to clear the attribute mapping on.
1467 * Clears all existing attributes previously set with
1468 * gtk_tree_view_column_set_attributes().
1471 gtk_tree_view_column_clear_attributes (GtkTreeViewColumn *tree_column,
1472 GtkCellRenderer *cell_renderer)
1474 GtkTreeViewColumnCellInfo *info;
1476 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1477 g_return_if_fail (GTK_IS_CELL_RENDERER (cell_renderer));
1479 info = gtk_tree_view_column_get_cell_info (tree_column, cell_renderer);
1481 gtk_tree_view_column_clear_attributes_by_info (tree_column, info);
1485 gtk_tree_view_column_clear_attributes_by_info (GtkTreeViewColumn *tree_column,
1486 GtkTreeViewColumnCellInfo *info)
1490 list = info->attributes;
1492 while (list && list->next)
1494 g_free (list->data);
1495 list = list->next->next;
1497 g_slist_free (info->attributes);
1498 info->attributes = NULL;
1500 if (tree_column->tree_view)
1501 _gtk_tree_view_column_cell_set_dirty (tree_column, TRUE);
1506 * gtk_tree_view_column_set_spacing:
1507 * @tree_column: A #GtkTreeViewColumn.
1508 * @spacing: distance between cell renderers in pixels.
1510 * Sets the spacing field of @tree_column, which is the number of pixels to
1511 * place between cell renderers packed into it.
1514 gtk_tree_view_column_set_spacing (GtkTreeViewColumn *tree_column,
1517 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1518 g_return_if_fail (spacing >= 0);
1520 if (tree_column->spacing == spacing)
1523 tree_column->spacing = spacing;
1524 if (tree_column->tree_view)
1525 _gtk_tree_view_column_cell_set_dirty (tree_column, TRUE);
1529 * gtk_tree_view_column_get_spacing:
1530 * @tree_column: A #GtkTreeViewColumn.
1532 * Returns the spacing of @tree_column.
1534 * Return value: the spacing of @tree_column.
1537 gtk_tree_view_column_get_spacing (GtkTreeViewColumn *tree_column)
1539 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
1541 return tree_column->spacing;
1544 /* Options for manipulating the columns */
1547 * gtk_tree_view_column_set_visible:
1548 * @tree_column: A #GtkTreeViewColumn.
1549 * @visible: %TRUE if the @tree_column is visible.
1551 * Sets the visibility of @tree_column.
1554 gtk_tree_view_column_set_visible (GtkTreeViewColumn *tree_column,
1557 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1559 visible = !! visible;
1561 if (tree_column->visible == visible)
1564 tree_column->visible = visible;
1566 if (tree_column->visible)
1567 _gtk_tree_view_column_cell_set_dirty (tree_column, TRUE);
1569 gtk_tree_view_column_update_button (tree_column);
1570 g_object_notify (G_OBJECT (tree_column), "visible");
1574 * gtk_tree_view_column_get_visible:
1575 * @tree_column: A #GtkTreeViewColumn.
1577 * Returns %TRUE if @tree_column is visible.
1579 * Return value: whether the column is visible or not. If it is visible, then
1580 * the tree will show the column.
1583 gtk_tree_view_column_get_visible (GtkTreeViewColumn *tree_column)
1585 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
1587 return tree_column->visible;
1591 * gtk_tree_view_column_set_resizable:
1592 * @tree_column: A #GtkTreeViewColumn
1593 * @resizable: %TRUE, if the column can be resized
1595 * If @resizable is %TRUE, then the user can explicitly resize the column by
1596 * grabbing the outer edge of the column button. If resizable is TRUE and
1597 * sizing mode of the column is #GTK_TREE_VIEW_COLUMN_AUTOSIZE, then the sizing
1598 * mode is changed to #GTK_TREE_VIEW_COLUMN_GROW_ONLY.
1601 gtk_tree_view_column_set_resizable (GtkTreeViewColumn *tree_column,
1604 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1606 resizable = !! resizable;
1608 if (tree_column->resizable == resizable)
1611 tree_column->resizable = resizable;
1613 if (resizable && tree_column->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
1614 gtk_tree_view_column_set_sizing (tree_column, GTK_TREE_VIEW_COLUMN_GROW_ONLY);
1616 gtk_tree_view_column_update_button (tree_column);
1618 g_object_notify (G_OBJECT (tree_column), "resizable");
1622 * gtk_tree_view_column_get_resizable:
1623 * @tree_column: A #GtkTreeViewColumn
1625 * Returns #TRUE if the @tree_column can be resized by the end user.
1627 * Return value: #TRUE, if the @tree_column can be resized.
1630 gtk_tree_view_column_get_resizable (GtkTreeViewColumn *tree_column)
1632 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
1634 return tree_column->resizable;
1639 * gtk_tree_view_column_set_sizing:
1640 * @tree_column: A #GtkTreeViewColumn.
1641 * @type: The #GtkTreeViewColumnSizing.
1643 * Sets the growth behavior of @tree_column to @type.
1646 gtk_tree_view_column_set_sizing (GtkTreeViewColumn *tree_column,
1647 GtkTreeViewColumnSizing type)
1649 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1651 if (type == tree_column->column_type)
1654 if (type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
1655 gtk_tree_view_column_set_resizable (tree_column, FALSE);
1658 /* I was clearly on crack when I wrote this. I'm not sure what's supposed to
1659 * be below so I'll leave it until I figure it out.
1661 if (tree_column->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE &&
1662 tree_column->requested_width != -1)
1664 gtk_tree_view_column_set_sizing (tree_column, tree_column->requested_width);
1667 tree_column->column_type = type;
1669 gtk_tree_view_column_update_button (tree_column);
1671 g_object_notify (G_OBJECT (tree_column), "sizing");
1675 * gtk_tree_view_column_get_sizing:
1676 * @tree_column: A #GtkTreeViewColumn.
1678 * Returns the current type of @tree_column.
1680 * Return value: The type of @tree_column.
1682 GtkTreeViewColumnSizing
1683 gtk_tree_view_column_get_sizing (GtkTreeViewColumn *tree_column)
1685 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
1687 return tree_column->column_type;
1691 * gtk_tree_view_column_get_width:
1692 * @tree_column: A #GtkTreeViewColumn.
1694 * Returns the current size of @tree_column in pixels.
1696 * Return value: The current width of @tree_column.
1699 gtk_tree_view_column_get_width (GtkTreeViewColumn *tree_column)
1701 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
1703 return tree_column->width;
1707 * gtk_tree_view_column_set_fixed_width:
1708 * @tree_column: A #GtkTreeViewColumn.
1709 * @fixed_width: The size to set @tree_column to. Must be greater than 0.
1711 * Sets the size of the column in pixels. This is meaningful only if the sizing
1712 * type is #GTK_TREE_VIEW_COLUMN_FIXED. The size of the column is clamped to
1713 * the min/max width for the column. Please note that the min/max width of the
1714 * column doesn't actually affect the "fixed_width" property of the widget, just
1715 * the actual size when displayed.
1718 gtk_tree_view_column_set_fixed_width (GtkTreeViewColumn *tree_column,
1721 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1722 g_return_if_fail (fixed_width > 0);
1724 tree_column->fixed_width = fixed_width;
1726 if (tree_column->tree_view &&
1727 GTK_WIDGET_REALIZED (tree_column->tree_view) &&
1728 tree_column->column_type == GTK_TREE_VIEW_COLUMN_FIXED)
1730 gtk_widget_queue_resize (tree_column->tree_view);
1733 g_object_notify (G_OBJECT (tree_column), "fixed_width");
1737 * gtk_tree_view_column_get_fixed_width:
1738 * @tree_column: a #GtkTreeViewColumn
1740 * Gets the fixed width of the column. This value is only meaning may not be
1741 * the actual width of the column on the screen, just what is requested.
1743 * Return value: the fixed width of the column
1746 gtk_tree_view_column_get_fixed_width (GtkTreeViewColumn *tree_column)
1748 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
1750 return tree_column->fixed_width;
1754 * gtk_tree_view_column_set_min_width:
1755 * @tree_column: A #GtkTreeViewColumn.
1756 * @min_width: The minimum width of the column in pixels, or -1.
1758 * Sets the minimum width of the @tree_column. If @min_width is -1, then the
1759 * minimum width is unset.
1762 gtk_tree_view_column_set_min_width (GtkTreeViewColumn *tree_column,
1765 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1766 g_return_if_fail (min_width >= -1);
1768 if (min_width == tree_column->min_width)
1771 if (tree_column->visible &&
1772 tree_column->tree_view != NULL &&
1773 GTK_WIDGET_REALIZED (tree_column->tree_view))
1775 if (min_width > tree_column->width)
1776 gtk_widget_queue_resize (tree_column->tree_view);
1779 tree_column->min_width = min_width;
1780 g_object_freeze_notify (G_OBJECT (tree_column));
1781 if (tree_column->max_width != -1 && tree_column->max_width < min_width)
1783 tree_column->max_width = min_width;
1784 g_object_notify (G_OBJECT (tree_column), "max_width");
1786 g_object_notify (G_OBJECT (tree_column), "min_width");
1787 g_object_thaw_notify (G_OBJECT (tree_column));
1789 if (tree_column->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
1790 _gtk_tree_view_column_autosize (GTK_TREE_VIEW (tree_column->tree_view),
1795 * gtk_tree_view_column_get_min_width:
1796 * @tree_column: A #GtkTreeViewColumn.
1798 * Returns the minimum width in pixels of the @tree_column, or -1 if no minimum
1801 * Return value: The minimum width of the @tree_column.
1804 gtk_tree_view_column_get_min_width (GtkTreeViewColumn *tree_column)
1806 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), -1);
1808 return tree_column->min_width;
1812 * gtk_tree_view_column_set_max_width:
1813 * @tree_column: A #GtkTreeViewColumn.
1814 * @max_width: The maximum width of the column in pixels, or -1.
1816 * Sets the maximum width of the @tree_column. If @max_width is -1, then the
1817 * maximum width is unset. Note, the column can actually be wider than max
1818 * width if it's the last column in a view. In this case, the column expands to
1819 * fill any extra space.
1822 gtk_tree_view_column_set_max_width (GtkTreeViewColumn *tree_column,
1825 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1826 g_return_if_fail (max_width >= -1);
1828 if (max_width == tree_column->max_width)
1831 if (tree_column->visible &&
1832 tree_column->tree_view != NULL &&
1833 GTK_WIDGET_REALIZED (tree_column->tree_view))
1835 if (max_width != -1 && max_width < tree_column->width)
1836 gtk_widget_queue_resize (tree_column->tree_view);
1839 tree_column->max_width = max_width;
1840 g_object_freeze_notify (G_OBJECT (tree_column));
1841 if (max_width != -1 && max_width < tree_column->min_width)
1843 tree_column->min_width = max_width;
1844 g_object_notify (G_OBJECT (tree_column), "min_width");
1846 g_object_notify (G_OBJECT (tree_column), "max_width");
1847 g_object_thaw_notify (G_OBJECT (tree_column));
1849 if (tree_column->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
1850 _gtk_tree_view_column_autosize (GTK_TREE_VIEW (tree_column->tree_view),
1855 * gtk_tree_view_column_get_max_width:
1856 * @tree_column: A #GtkTreeViewColumn.
1858 * Returns the maximum width in pixels of the @tree_column, or -1 if no maximum
1861 * Return value: The maximum width of the @tree_column.
1864 gtk_tree_view_column_get_max_width (GtkTreeViewColumn *tree_column)
1866 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), -1);
1868 return tree_column->max_width;
1872 * gtk_tree_view_column_clicked:
1873 * @tree_column: a #GtkTreeViewColumn
1875 * Emits the "clicked" signal on the column. This function will only work if
1876 * @tree_column is clickable.
1879 gtk_tree_view_column_clicked (GtkTreeViewColumn *tree_column)
1881 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1883 if (tree_column->visible &&
1884 tree_column->button &&
1885 tree_column->clickable)
1886 gtk_button_clicked (GTK_BUTTON (tree_column->button));
1890 * gtk_tree_view_column_set_title:
1891 * @tree_column: A #GtkTreeViewColumn.
1892 * @title: The title of the @tree_column.
1894 * Sets the title of the @tree_column. If a custom widget has been set, then
1895 * this value is ignored.
1898 gtk_tree_view_column_set_title (GtkTreeViewColumn *tree_column,
1901 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1903 g_free (tree_column->title);
1905 tree_column->title = g_strdup (title);
1907 tree_column->title = NULL;
1909 gtk_tree_view_column_update_button (tree_column);
1910 g_object_notify (G_OBJECT (tree_column), "title");
1914 * gtk_tree_view_column_get_title:
1915 * @tree_column: A #GtkTreeViewColumn.
1917 * Returns the title of the widget.
1919 * Return value: the title of the column. This string should not be
1920 * modified or freed.
1922 G_CONST_RETURN gchar *
1923 gtk_tree_view_column_get_title (GtkTreeViewColumn *tree_column)
1925 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), NULL);
1927 return tree_column->title;
1931 * gtk_tree_view_column_set_clickable:
1932 * @tree_column: A #GtkTreeViewColumn.
1933 * @clickable: %TRUE if the header is active.
1935 * Sets the header to be active if @active is %TRUE. When the header is active,
1936 * then it can take keyboard focus, and can be clicked.
1939 gtk_tree_view_column_set_clickable (GtkTreeViewColumn *tree_column,
1942 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1944 clickable = !! clickable;
1945 if (tree_column->clickable == clickable)
1948 tree_column->clickable = clickable;
1949 gtk_tree_view_column_update_button (tree_column);
1950 g_object_notify (G_OBJECT (tree_column), "clickable");
1954 * gtk_tree_view_column_get_clickable:
1955 * @tree_column: a #GtkTreeViewColumn
1957 * Returns %TRUE if the user can click on the header for the column.
1959 * Return value: %TRUE if user can click the column header.
1962 gtk_tree_view_column_get_clickable (GtkTreeViewColumn *tree_column)
1964 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
1966 return tree_column->clickable;
1970 * gtk_tree_view_column_set_widget:
1971 * @tree_column: A #GtkTreeViewColumn.
1972 * @widget: A child #GtkWidget, or %NULL.
1974 * Sets the widget in the header to be @widget. If widget is %NULL, then the
1975 * header button is set with a #GtkLabel set to the title of @tree_column.
1978 gtk_tree_view_column_set_widget (GtkTreeViewColumn *tree_column,
1981 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1982 g_return_if_fail (widget == NULL || GTK_IS_WIDGET (widget));
1986 g_object_ref (widget);
1987 gtk_object_sink (GTK_OBJECT (widget));
1990 if (tree_column->child)
1991 g_object_unref (tree_column->child);
1993 tree_column->child = widget;
1994 gtk_tree_view_column_update_button (tree_column);
1995 g_object_notify (G_OBJECT (tree_column), "widget");
1999 * gtk_tree_view_column_get_widget:
2000 * @tree_column: A #GtkTreeViewColumn.
2002 * Returns the #GtkWidget in the button on the column header. If a custom
2003 * widget has not been set then %NULL is returned.
2005 * Return value: The #GtkWidget in the column header, or %NULL
2008 gtk_tree_view_column_get_widget (GtkTreeViewColumn *tree_column)
2010 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), NULL);
2012 return tree_column->child;
2016 * gtk_tree_view_column_set_alignment:
2017 * @tree_column: A #GtkTreeViewColumn.
2018 * @xalign: The alignment, which is between [0.0 and 1.0] inclusive.
2020 * Sets the alignment of the title or custom widget inside the column header.
2021 * The alignment determines its location inside the button -- 0.0 for left, 0.5
2022 * for center, 1.0 for right.
2025 gtk_tree_view_column_set_alignment (GtkTreeViewColumn *tree_column,
2028 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2030 xalign = CLAMP (xalign, 0.0, 1.0);
2032 if (tree_column->xalign == xalign)
2035 tree_column->xalign = xalign;
2036 gtk_tree_view_column_update_button (tree_column);
2037 g_object_notify (G_OBJECT (tree_column), "alignment");
2041 * gtk_tree_view_column_get_alignment:
2042 * @tree_column: A #GtkTreeViewColumn.
2044 * Returns the current x alignment of @tree_column. This value can range
2045 * between 0.0 and 1.0.
2047 * Return value: The current alignent of @tree_column.
2050 gtk_tree_view_column_get_alignment (GtkTreeViewColumn *tree_column)
2052 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0.5);
2054 return tree_column->xalign;
2058 * gtk_tree_view_column_set_reorderable:
2059 * @tree_column: A #GtkTreeViewColumn
2060 * @reorderable: #TRUE, if the column can be reordered.
2062 * If @reorderable is #TRUE, then the column can be reordered by the end user
2063 * dragging the header.
2066 gtk_tree_view_column_set_reorderable (GtkTreeViewColumn *tree_column,
2067 gboolean reorderable)
2069 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2072 gtk_tree_view_column_set_clickable (tree_column, TRUE);*/
2074 if (tree_column->reorderable == (reorderable?TRUE:FALSE))
2077 tree_column->reorderable = (reorderable?TRUE:FALSE);
2078 gtk_tree_view_column_update_button (tree_column);
2079 g_object_notify (G_OBJECT (tree_column), "reorderable");
2083 * gtk_tree_view_column_get_reorderable:
2084 * @tree_column: A #GtkTreeViewColumn
2086 * Returns #TRUE if the @tree_column can be reordered by the user.
2088 * Return value: #TRUE if the @tree_column can be reordered by the user.
2091 gtk_tree_view_column_get_reorderable (GtkTreeViewColumn *tree_column)
2093 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
2095 return tree_column->reorderable;
2100 * gtk_tree_view_column_set_sort_column_id:
2101 * @tree_column: a #GtkTreeViewColumn
2102 * @sort_column_id: The @sort_column_id of the model to sort on.
2104 * Sets the logical @sort_column_id that this column sorts on when this column
2105 * is selected for sorting. Doing so makes the column header clickable.
2108 gtk_tree_view_column_set_sort_column_id (GtkTreeViewColumn *tree_column,
2109 gint sort_column_id)
2111 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2112 g_return_if_fail (sort_column_id >= 0);
2114 if (tree_column->sort_column_id == sort_column_id)
2117 tree_column->sort_column_id = sort_column_id;
2119 /* Handle unsetting the id */
2120 if (sort_column_id == -1)
2122 if (tree_column->sort_clicked_signal)
2124 g_signal_handler_disconnect (tree_column, tree_column->sort_clicked_signal);
2125 tree_column->sort_clicked_signal = 0;
2128 if (tree_column->sort_column_changed_signal)
2130 g_signal_handler_disconnect (tree_column, tree_column->sort_column_changed_signal);
2131 tree_column->sort_column_changed_signal = 0;
2134 gtk_tree_view_column_set_sort_order (tree_column, GTK_SORT_ASCENDING);
2135 gtk_tree_view_column_set_sort_indicator (tree_column, FALSE);
2139 gtk_tree_view_column_set_clickable (tree_column, TRUE);
2141 if (! tree_column->sort_clicked_signal)
2142 tree_column->sort_clicked_signal = g_signal_connect (tree_column,
2144 G_CALLBACK (gtk_tree_view_column_sort),
2147 gtk_tree_view_column_setup_sort_column_id_callback (tree_column);
2151 * gtk_tree_view_column_get_sort_column_id:
2152 * @tree_column: a #GtkTreeViewColumn
2154 * Gets the logical @sort_column_id that the model sorts on when this
2155 * column is selected for sorting.
2156 * See gtk_tree_view_column_set_sort_column_id().
2158 * Return value: the current @sort_column_id for this column, or -1 if
2159 * this column can't be used for sorting.
2162 gtk_tree_view_column_get_sort_column_id (GtkTreeViewColumn *tree_column)
2164 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
2166 return tree_column->sort_column_id;
2170 * gtk_tree_view_column_set_sort_indicator:
2171 * @tree_column: a #GtkTreeViewColumn
2172 * @setting: %TRUE to display an indicator that the column is sorted
2174 * Call this function with a @setting of %TRUE to display an arrow in
2175 * the header button indicating the column is sorted. Call
2176 * gtk_tree_view_column_set_sort_order() to change the direction of
2181 gtk_tree_view_column_set_sort_indicator (GtkTreeViewColumn *tree_column,
2184 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2186 setting = setting != FALSE;
2188 if (setting == tree_column->show_sort_indicator)
2191 tree_column->show_sort_indicator = setting;
2192 gtk_tree_view_column_update_button (tree_column);
2193 g_object_notify (G_OBJECT (tree_column), "sort_indicator");
2197 * gtk_tree_view_column_get_sort_indicator:
2198 * @tree_column: a #GtkTreeViewColumn
2200 * Gets the value set by gtk_tree_view_column_set_sort_indicator().
2202 * Return value: whether the sort indicator arrow is displayed
2205 gtk_tree_view_column_get_sort_indicator (GtkTreeViewColumn *tree_column)
2207 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
2209 return tree_column->show_sort_indicator;
2213 * gtk_tree_view_column_set_sort_order:
2214 * @tree_column: a #GtkTreeViewColumn
2215 * @order: sort order that the sort indicator should indicate
2217 * Changes the appearance of the sort indicator.
2219 * This <emphasis>does not</emphasis> actually sort the model. Use
2220 * gtk_tree_view_column_set_sort_column_id() if you want automatic sorting
2221 * support. This function is primarily for custom sorting behavior, and should
2222 * be used in conjunction with gtk_tree_sortable_set_sort_column() to do
2223 * that. For custom models, the mechanism will vary.
2225 * The sort indicator changes direction to indicate normal sort or reverse sort.
2226 * Note that you must have the sort indicator enabled to see anything when
2227 * calling this function; see gtk_tree_view_column_set_sort_indicator().
2230 gtk_tree_view_column_set_sort_order (GtkTreeViewColumn *tree_column,
2233 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2235 if (order == tree_column->sort_order)
2238 tree_column->sort_order = order;
2239 gtk_tree_view_column_update_button (tree_column);
2240 g_object_notify (G_OBJECT (tree_column), "sort_order");
2244 * gtk_tree_view_column_get_sort_order:
2245 * @tree_column: a #GtkTreeViewColumn
2247 * Gets the value set by gtk_tree_view_column_set_sort_order().
2249 * Return value: the sort order the sort indicator is indicating
2252 gtk_tree_view_column_get_sort_order (GtkTreeViewColumn *tree_column)
2254 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
2256 return tree_column->sort_order;
2260 * gtk_tree_view_column_cell_set_cell_data:
2261 * @tree_column: A #GtkTreeViewColumn.
2262 * @tree_model: The #GtkTreeModel to to get the cell renderers attributes from.
2263 * @iter: The #GtkTreeIter to to get the cell renderer's attributes from.
2264 * @is_expander: %TRUE, if the row has children
2265 * @is_expanded: %TRUE, if the row has visible children
2267 * Sets the cell renderer based on the @tree_model and @iter. That is, for
2268 * every attribute mapping in @tree_column, it will get a value from the set
2269 * column on the @iter, and use that value to set the attribute on the cell
2270 * renderer. This is used primarily by the #GtkTreeView.
2273 gtk_tree_view_column_cell_set_cell_data (GtkTreeViewColumn *tree_column,
2274 GtkTreeModel *tree_model,
2276 gboolean is_expander,
2277 gboolean is_expanded)
2280 GValue value = { 0, };
2283 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2284 g_return_if_fail (tree_column->cell_list != NULL);
2286 if (tree_model == NULL)
2289 for (cell_list = tree_column->cell_list; cell_list; cell_list = cell_list->next)
2291 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) cell_list->data;
2292 GObject *cell = (GObject *) info->cell;
2294 list = info->attributes;
2296 g_object_freeze_notify (cell);
2297 g_object_set (cell, "is_expander", is_expander, "is_expanded", is_expanded, NULL);
2299 while (list && list->next)
2301 gtk_tree_model_get_value (tree_model, iter,
2302 GPOINTER_TO_INT (list->next->data),
2304 g_object_set_property (cell, (gchar *) list->data, &value);
2305 g_value_unset (&value);
2306 list = list->next->next;
2310 (* info->func) (tree_column, info->cell, tree_model, iter, info->func_data);
2311 g_object_thaw_notify (G_OBJECT (info->cell));
2317 * gtk_tree_view_column_cell_get_size:
2318 * @tree_column: A #GtkTreeViewColumn.
2319 * @cell_area: The area a cell in the column will be allocated, or %NULL
2320 * @x_offset: location to return x offset of a cell relative to @cell_area, or %NULL
2321 * @y_offset: location to return y offset of a cell relative to @cell_area, or %NULL
2322 * @width: location to return width needed to render a cell, or %NULL
2323 * @height: location to return height needed to render a cell, or %NULL
2325 * Obtains the width and height needed to render the column. This is used
2326 * primarily by the #GtkTreeView.
2329 gtk_tree_view_column_cell_get_size (GtkTreeViewColumn *tree_column,
2330 GdkRectangle *cell_area,
2337 gboolean first_cell = TRUE;
2338 gint focus_line_width;
2340 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2347 gtk_widget_style_get (tree_column->tree_view, "focus-line-width", &focus_line_width, NULL);
2349 for (list = tree_column->cell_list; list; list = list->next)
2351 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
2353 gint new_height = 0;
2355 g_object_get (info->cell, "visible", &visible, NULL);
2357 if (visible == FALSE)
2360 if (first_cell == FALSE && *width)
2361 *width += tree_column->spacing;
2363 gtk_cell_renderer_get_size (info->cell,
2364 tree_column->tree_view,
2372 * height = MAX (*height, new_height + focus_line_width * 2);
2373 info->requested_width = MAX (info->requested_width, new_width + focus_line_width * 2);
2375 * width += info->requested_width;
2380 /* both rendering and rendering focus are somewhat complicated, and a bit of
2381 * code. Rather than duplicate them, we put them together to keep the code in
2391 gtk_tree_view_column_cell_process_action (GtkTreeViewColumn *tree_column,
2393 GdkRectangle *background_area,
2394 GdkRectangle *cell_area,
2397 GdkRectangle *expose_area, /* RENDER */
2398 GdkRectangle *focus_rectangle, /* FOCUS */
2399 GtkCellEditable **editable_widget, /* EVENT */
2400 GdkEvent *event, /* EVENT */
2401 gchar *path_string) /* EVENT */
2404 GdkRectangle real_cell_area;
2405 GdkRectangle real_background_area;
2406 gint expand_cell_count = 0;
2407 gint full_requested_width = 0;
2409 gint min_x, min_y, max_x, max_y;
2410 gint focus_line_width;
2419 special_cells = _gtk_tree_view_column_count_special_cells (tree_column);
2421 if (special_cells > 1 && action == CELL_ACTION_FOCUS)
2423 GtkTreeViewColumnCellInfo *info = NULL;
2424 gboolean found_has_focus = FALSE;
2426 /* one should have focus */
2427 for (list = tree_column->cell_list; list; list = list->next)
2430 if (info && info->has_focus)
2432 found_has_focus = TRUE;
2437 if (!found_has_focus)
2439 /* give the first one focus */
2440 info = gtk_tree_view_column_cell_first (tree_column)->data;
2441 info->has_focus = TRUE;
2445 gtk_widget_style_get (GTK_WIDGET (tree_column->tree_view),
2446 "focus-line-width", &focus_line_width,
2449 real_cell_area = *cell_area;
2450 real_background_area = *background_area;
2451 dx = real_cell_area.x - real_background_area.x - focus_line_width;
2453 real_cell_area.x += focus_line_width;
2455 /* Find out how many extra space we have to allocate */
2456 for (list = tree_column->cell_list; list; list = list->next)
2458 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *)list->data;
2460 if (! info->cell->visible)
2463 if (info->expand == TRUE)
2464 expand_cell_count ++;
2465 full_requested_width += info->requested_width;
2468 extra_space = background_area->width - full_requested_width;
2469 if (extra_space < 0)
2471 else if (extra_space > 0 && expand_cell_count > 0)
2472 extra_space /= expand_cell_count;
2474 /* iterate list for GTK_PACK_START cells */
2475 for (list = tree_column->cell_list; list; list = list->next)
2477 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
2479 if (info->pack == GTK_PACK_END)
2482 if (! info->cell->visible)
2485 real_background_area.width = info->requested_width +
2486 (info->expand?extra_space:0);
2487 info->real_width = real_background_area.width;
2489 real_cell_area.width = real_background_area.width;
2490 real_cell_area.width -= 2 * focus_line_width;
2492 if (action == CELL_ACTION_RENDER)
2494 gtk_cell_renderer_render (info->cell,
2496 tree_column->tree_view,
2497 &real_background_area,
2502 else if (action == CELL_ACTION_FOCUS)
2504 gint x_offset, y_offset, width, height;
2506 gtk_cell_renderer_get_size (info->cell,
2507 tree_column->tree_view,
2509 &x_offset, &y_offset,
2512 if (special_cells > 1)
2514 if (info->has_focus)
2516 min_x = real_cell_area.x + x_offset;
2517 max_x = min_x + width;
2518 min_y = real_cell_area.y + y_offset;
2519 max_y = min_y + height;
2524 if (min_x > (real_cell_area.x + x_offset))
2525 min_x = real_cell_area.x + x_offset;
2526 if (max_x < real_cell_area.x + x_offset + width)
2527 max_x = real_cell_area.x + x_offset + width;
2528 if (min_y > (real_cell_area.y + y_offset))
2529 min_y = real_cell_area.y + y_offset;
2530 if (max_y < real_cell_area.y + y_offset + height)
2531 max_y = real_cell_area.y + y_offset + height;
2534 else if (action == CELL_ACTION_EVENT)
2536 gboolean try_event = FALSE;
2540 if (special_cells == 1)
2542 /* only 1 activatable cell -> whole column can activate */
2543 if (cell_area->x <= ((GdkEventButton *)event)->x &&
2544 cell_area->x + cell_area->width > ((GdkEventButton *)event)->x)
2547 else if (real_cell_area.x <= ((GdkEventButton *)event)->x &&
2548 real_cell_area.x + real_cell_area.width > ((GdkEventButton *)event)->x)
2549 /* only activate cell if the user clicked on an individual
2554 else if (special_cells > 1 && info->has_focus)
2556 else if (special_cells == 1)
2561 gboolean visible, mode;
2563 g_object_get (G_OBJECT (info->cell),
2564 "visible", &visible,
2567 if (visible && mode == GTK_CELL_RENDERER_MODE_ACTIVATABLE)
2569 if (gtk_cell_renderer_activate (info->cell,
2571 tree_column->tree_view,
2578 else if (visible && mode == GTK_CELL_RENDERER_MODE_EDITABLE)
2581 gtk_cell_renderer_start_editing (info->cell,
2583 tree_column->tree_view,
2589 if (*editable_widget != NULL)
2591 g_return_val_if_fail (GTK_IS_CELL_EDITABLE (*editable_widget), FALSE);
2592 info->in_editing_mode = TRUE;
2593 gtk_tree_view_column_focus_cell (tree_column, info->cell);
2601 real_cell_area.x += (info->real_width + tree_column->spacing);
2602 real_background_area.x += (info->real_width + tree_column->spacing);
2605 /* iterate list for PACK_END cells */
2606 for (list = g_list_last (tree_column->cell_list); list; list = list->prev)
2608 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
2610 if (info->pack == GTK_PACK_START)
2613 if (! info->cell->visible)
2616 real_background_area.width = info->requested_width +
2617 (info->expand?extra_space:0);
2618 info->real_width = real_background_area.width;
2620 real_cell_area.width = real_background_area.width;
2621 real_cell_area.width -= 2 * focus_line_width;
2623 if (action == CELL_ACTION_RENDER)
2625 gtk_cell_renderer_render (info->cell,
2627 tree_column->tree_view,
2628 &real_background_area,
2633 else if (action == CELL_ACTION_FOCUS)
2635 gint x_offset, y_offset, width, height;
2637 gtk_cell_renderer_get_size (info->cell,
2638 tree_column->tree_view,
2640 &x_offset, &y_offset,
2643 if (special_cells > 1)
2645 if (info->has_focus)
2647 min_x = real_cell_area.x + x_offset;
2648 max_x = min_x + width;
2649 min_y = real_cell_area.y + y_offset;
2650 max_y = min_y + height;
2655 if (min_x > (real_cell_area.x + x_offset))
2656 min_x = real_cell_area.x + x_offset;
2657 if (max_x < real_cell_area.x + x_offset + width)
2658 max_x = real_cell_area.x + x_offset + width;
2659 if (min_y > (real_cell_area.y + y_offset))
2660 min_y = real_cell_area.y + y_offset;
2661 if (max_y < real_cell_area.y + y_offset + height)
2662 max_y = real_cell_area.y + y_offset + height;
2665 else if (action == CELL_ACTION_EVENT)
2667 gboolean try_event = FALSE;
2671 if (special_cells == 1)
2673 /* only 1 activatable cell -> whole column can activate */
2674 if (cell_area->x <= ((GdkEventButton *)event)->x &&
2675 cell_area->x + cell_area->width > ((GdkEventButton *)event)->x)
2678 else if (real_cell_area.x <= ((GdkEventButton *)event)->x &&
2679 real_cell_area.x + real_cell_area.width > ((GdkEventButton *)event)->x)
2680 /* only activate cell if the user clicked on an individual
2685 else if (special_cells > 1 && info->has_focus)
2687 else if (special_cells == 1)
2692 gboolean visible, mode;
2694 g_object_get (G_OBJECT (info->cell),
2695 "visible", &visible,
2698 if (visible && mode == GTK_CELL_RENDERER_MODE_ACTIVATABLE)
2700 if (gtk_cell_renderer_activate (info->cell,
2702 tree_column->tree_view,
2709 else if (visible && mode == GTK_CELL_RENDERER_MODE_EDITABLE)
2712 gtk_cell_renderer_start_editing (info->cell,
2714 tree_column->tree_view,
2720 if (*editable_widget != NULL)
2722 g_return_val_if_fail (GTK_IS_CELL_EDITABLE (*editable_widget), FALSE);
2723 info->in_editing_mode = TRUE;
2724 gtk_tree_view_column_focus_cell (tree_column, info->cell);
2732 real_cell_area.x += (info->real_width + tree_column->spacing);
2733 real_background_area.x += (info->real_width + tree_column->spacing);
2736 /* fill focus_rectangle when required */
2737 if (action == CELL_ACTION_FOCUS)
2739 if (min_x >= max_x || min_y >= max_y)
2741 *focus_rectangle = *cell_area;
2742 /* don't change the focus_rectangle, just draw it nicely inside
2747 focus_rectangle->x = min_x - focus_line_width;
2748 focus_rectangle->y = min_y - focus_line_width;
2749 focus_rectangle->width = (max_x - min_x) + 2 * focus_line_width;
2750 focus_rectangle->height = (max_y - min_y) + 2 * focus_line_width;
2758 * gtk_tree_view_column_cell_render:
2759 * @tree_column: A #GtkTreeViewColumn.
2760 * @window: a #GdkDrawable to draw to
2761 * @background_area: entire cell area (including tree expanders and maybe padding on the sides)
2762 * @cell_area: area normally rendered by a cell renderer
2763 * @expose_area: area that actually needs updating
2764 * @flags: flags that affect rendering
2766 * Renders the cell contained by #tree_column. This is used primarily by the
2770 _gtk_tree_view_column_cell_render (GtkTreeViewColumn *tree_column,
2772 GdkRectangle *background_area,
2773 GdkRectangle *cell_area,
2774 GdkRectangle *expose_area,
2777 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2778 g_return_if_fail (background_area != NULL);
2779 g_return_if_fail (cell_area != NULL);
2780 g_return_if_fail (expose_area != NULL);
2782 gtk_tree_view_column_cell_process_action (tree_column,
2789 NULL, NULL, NULL, NULL);
2793 _gtk_tree_view_column_cell_event (GtkTreeViewColumn *tree_column,
2794 GtkCellEditable **editable_widget,
2797 GdkRectangle *background_area,
2798 GdkRectangle *cell_area,
2801 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
2803 return gtk_tree_view_column_cell_process_action (tree_column,
2815 /* cell list manipulation */
2817 gtk_tree_view_column_cell_first (GtkTreeViewColumn *tree_column)
2819 GList *list = tree_column->cell_list;
2821 /* first GTK_PACK_START cell we find */
2822 for ( ; list; list = list->next)
2824 GtkTreeViewColumnCellInfo *info = list->data;
2825 if (info->pack == GTK_PACK_START)
2829 /* hmm, else the *last* GTK_PACK_END cell */
2830 list = g_list_last (tree_column->cell_list);
2832 for ( ; list; list = list->prev)
2834 GtkTreeViewColumnCellInfo *info = list->data;
2835 if (info->pack == GTK_PACK_END)
2843 gtk_tree_view_column_cell_last (GtkTreeViewColumn *tree_column)
2845 GList *list = tree_column->cell_list;
2847 /* *first* GTK_PACK_END cell we find */
2848 for ( ; list ; list = list->next)
2850 GtkTreeViewColumnCellInfo *info = list->data;
2851 if (info->pack == GTK_PACK_END)
2855 /* hmm, else the last GTK_PACK_START cell */
2856 list = g_list_last (tree_column->cell_list);
2858 for ( ; list; list = list->prev)
2860 GtkTreeViewColumnCellInfo *info = list->data;
2861 if (info->pack == GTK_PACK_START)
2869 gtk_tree_view_column_cell_next (GtkTreeViewColumn *tree_column,
2873 GtkTreeViewColumnCellInfo *info = current->data;
2875 if (info->pack == GTK_PACK_START)
2877 for (list = current->next; list; list = list->next)
2879 GtkTreeViewColumnCellInfo *inf = list->data;
2880 if (inf->pack == GTK_PACK_START)
2884 /* out of GTK_PACK_START cells, get *last* GTK_PACK_END one */
2885 list = g_list_last (tree_column->cell_list);
2886 for (; list; list = list->prev)
2888 GtkTreeViewColumnCellInfo *inf = list->data;
2889 if (inf->pack == GTK_PACK_END)
2894 for (list = current->prev; list; list = list->prev)
2896 GtkTreeViewColumnCellInfo *inf = list->data;
2897 if (inf->pack == GTK_PACK_END)
2905 gtk_tree_view_column_cell_prev (GtkTreeViewColumn *tree_column,
2909 GtkTreeViewColumnCellInfo *info = current->data;
2911 if (info->pack == GTK_PACK_END)
2913 for (list = current->next; list; list = list->next)
2915 GtkTreeViewColumnCellInfo *inf = list->data;
2916 if (inf->pack == GTK_PACK_END)
2920 /* out of GTK_PACK_END, get last GTK_PACK_START one */
2921 list = g_list_last (tree_column->cell_list);
2922 for ( ; list; list = list->prev)
2924 GtkTreeViewColumnCellInfo *inf = list->data;
2925 if (inf->pack == GTK_PACK_START)
2930 for (list = current->prev; list; list = list->prev)
2932 GtkTreeViewColumnCellInfo *inf = list->data;
2933 if (inf->pack == GTK_PACK_START)
2941 _gtk_tree_view_column_cell_focus (GtkTreeViewColumn *tree_column,
2948 count = _gtk_tree_view_column_count_special_cells (tree_column);
2950 /* if we are the current focus column and have multiple editable cells,
2951 * try to select the next one, else move the focus to the next column
2953 if (GTK_TREE_VIEW (tree_column->tree_view)->priv->focus_column == tree_column)
2958 GList *list = tree_column->cell_list;
2959 GtkTreeViewColumnCellInfo *info = NULL;
2961 /* find current focussed cell */
2962 for ( ; list; list = list->next)
2965 if (info->has_focus)
2969 /* not a focussed cell in the focus column? */
2970 if (!list || !info || !info->has_focus)
2973 next = gtk_tree_view_column_cell_next (tree_column, list);
2974 prev = gtk_tree_view_column_cell_prev (tree_column, list);
2976 info->has_focus = FALSE;
2977 if (direction > 0 && next)
2980 info->has_focus = TRUE;
2983 else if (direction > 0 && !next && !right)
2985 /* keep focus on latest cell */
2986 info = gtk_tree_view_column_cell_last (tree_column)->data;
2987 info->has_focus = TRUE;
2990 else if (direction < 0 && prev)
2993 info->has_focus = TRUE;
2996 else if (direction < 0 && !prev && !left)
2998 /* keep focus on first cell */
2999 info = gtk_tree_view_column_cell_first (tree_column)->data;
3000 info->has_focus = TRUE;
3007 /* we get focus, if we have multiple editable cells, give the correct one
3012 GList *list = tree_column->cell_list;
3014 /* clear focus first */
3015 for ( ; list ; list = list->next)
3017 GtkTreeViewColumnCellInfo *info = list->data;
3018 if (info->has_focus)
3019 info->has_focus = FALSE;
3023 ((GtkTreeViewColumnCellInfo *)gtk_tree_view_column_cell_first (tree_column)->data)->has_focus = TRUE;
3024 else if (direction < 0)
3025 ((GtkTreeViewColumnCellInfo *)gtk_tree_view_column_cell_last (tree_column)->data)->has_focus = TRUE;
3031 _gtk_tree_view_column_cell_draw_focus (GtkTreeViewColumn *tree_column,
3033 GdkRectangle *background_area,
3034 GdkRectangle *cell_area,
3035 GdkRectangle *expose_area,
3038 gint focus_line_width;
3039 GtkStateType cell_state;
3041 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
3042 gtk_widget_style_get (GTK_WIDGET (tree_column->tree_view),
3043 "focus-line-width", &focus_line_width, NULL);
3044 if (tree_column->editable_widget)
3046 /* This function is only called on the editable row when editing.
3049 gtk_paint_focus (tree_column->tree_view->style,
3051 GTK_WIDGET_STATE (tree_column->tree_view),
3053 tree_column->tree_view,
3055 cell_area->x - focus_line_width,
3056 cell_area->y - focus_line_width,
3057 cell_area->width + 2 * focus_line_width,
3058 cell_area->height + 2 * focus_line_width);
3063 GdkRectangle focus_rectangle;
3064 gtk_tree_view_column_cell_process_action (tree_column,
3074 cell_state = flags & GTK_CELL_RENDERER_SELECTED ? GTK_STATE_SELECTED :
3075 (flags & GTK_CELL_RENDERER_PRELIT ? GTK_STATE_PRELIGHT :
3076 (flags & GTK_CELL_RENDERER_INSENSITIVE ? GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL));
3077 gtk_paint_focus (tree_column->tree_view->style,
3081 tree_column->tree_view,
3085 focus_rectangle.width,
3086 focus_rectangle.height);
3091 * gtk_tree_view_column_cell_is_visible:
3092 * @tree_column: A #GtkTreeViewColumn
3094 * Returns #TRUE if any of the cells packed into the @tree_column are visible.
3095 * For this to be meaningful, you must first initialize the cells with
3096 * gtk_tree_view_column_cell_set_cell_data()
3098 * Return value: #TRUE, if any of the cells packed into the @tree_column are currently visible
3101 gtk_tree_view_column_cell_is_visible (GtkTreeViewColumn *tree_column)
3105 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
3107 for (list = tree_column->cell_list; list; list = list->next)
3109 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
3111 if (info->cell->visible)
3119 * gtk_tree_view_column_focus_cell:
3120 * @tree_column: A #GtkTreeViewColumn
3121 * @cell: A #GtkCellRenderer
3123 * Sets the current keyboard focus to be at @cell, if the column contains
3124 * 2 or more editable and activatable cells.
3129 gtk_tree_view_column_focus_cell (GtkTreeViewColumn *tree_column,
3130 GtkCellRenderer *cell)
3133 gboolean found_cell = FALSE;
3135 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
3136 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
3138 if (_gtk_tree_view_column_count_special_cells (tree_column) < 2)
3141 for (list = tree_column->cell_list; list; list = list->next)
3143 GtkTreeViewColumnCellInfo *info = list->data;
3145 if (info->cell == cell)
3147 info->has_focus = TRUE;
3155 for (list = tree_column->cell_list; list; list = list->next)
3157 GtkTreeViewColumnCellInfo *info = list->data;
3159 if (info->cell != cell)
3160 info->has_focus = FALSE;
3163 /* FIXME: redraw? */
3168 _gtk_tree_view_column_cell_set_dirty (GtkTreeViewColumn *tree_column,
3169 gboolean install_handler)
3173 for (list = tree_column->cell_list; list; list = list->next)
3175 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
3177 info->requested_width = 0;
3179 tree_column->dirty = TRUE;
3180 tree_column->resized_width = MAX (tree_column->requested_width, tree_column->button_request);
3181 tree_column->requested_width = -1;
3182 tree_column->width = 0;
3184 if (tree_column->tree_view &&
3185 GTK_WIDGET_REALIZED (tree_column->tree_view))
3187 if (install_handler)
3188 _gtk_tree_view_install_mark_rows_col_dirty (GTK_TREE_VIEW (tree_column->tree_view));
3190 GTK_TREE_VIEW (tree_column->tree_view)->priv->mark_rows_col_dirty = TRUE;
3191 gtk_widget_queue_resize (tree_column->tree_view);
3196 _gtk_tree_view_column_start_editing (GtkTreeViewColumn *tree_column,
3197 GtkCellEditable *cell_editable)
3199 g_return_if_fail (tree_column->editable_widget == NULL);
3201 tree_column->editable_widget = cell_editable;
3205 _gtk_tree_view_column_stop_editing (GtkTreeViewColumn *tree_column)
3209 g_return_if_fail (tree_column->editable_widget != NULL);
3211 tree_column->editable_widget = NULL;
3212 for (list = tree_column->cell_list; list; list = list->next)
3213 ((GtkTreeViewColumnCellInfo *)list->data)->in_editing_mode = FALSE;
3217 _gtk_tree_view_column_get_neighbor_sizes (GtkTreeViewColumn *column,
3218 GtkCellRenderer *cell,
3227 list = gtk_tree_view_column_cell_first (column);
3229 for (; list; list = gtk_tree_view_column_cell_next (column, list))
3231 GtkTreeViewColumnCellInfo *info =
3232 (GtkTreeViewColumnCellInfo *)list->data;
3234 if (info->cell == cell)
3237 *left += info->real_width;
3246 list = gtk_tree_view_column_cell_first (column);
3248 for (; list; list = gtk_tree_view_column_cell_next (column, list))
3250 GtkTreeViewColumnCellInfo *info =
3251 (GtkTreeViewColumnCellInfo *)list->data;
3253 if (info->cell == cell)
3258 next = gtk_tree_view_column_cell_next (column, list);
3262 for ( ; list; list = gtk_tree_view_column_cell_next (column, list))
3264 GtkTreeViewColumnCellInfo *info =
3265 (GtkTreeViewColumnCellInfo *)list->data;
3267 *right += info->real_width;
3274 gtk_tree_view_column_cell_get_position (GtkTreeViewColumn *tree_column,
3275 GtkCellRenderer *cell_renderer,
3281 gboolean found_cell = FALSE;
3282 GtkTreeViewColumnCellInfo *cellinfo;
3284 list = gtk_tree_view_column_cell_first (tree_column);
3285 for (; list; list = gtk_tree_view_column_cell_next (tree_column, list))
3287 cellinfo = list->data;
3288 if (cellinfo->cell == cell_renderer)
3293 current_x += cellinfo->real_width;
3299 *start_pos = current_x;
3301 *width = cellinfo->real_width;