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"
58 typedef struct _GtkTreeViewColumnCellInfo GtkTreeViewColumnCellInfo;
59 struct _GtkTreeViewColumnCellInfo
61 GtkCellRenderer *cell;
63 GtkTreeCellDataFunc func;
65 GtkDestroyNotify destroy;
71 guint in_editing_mode : 1;
75 static void gtk_tree_view_column_init (GtkTreeViewColumn *tree_column);
76 static void gtk_tree_view_column_class_init (GtkTreeViewColumnClass *klass);
79 static void gtk_tree_view_column_set_property (GObject *object,
83 static void gtk_tree_view_column_get_property (GObject *object,
87 static void gtk_tree_view_column_finalize (GObject *object);
89 /* Button handling code */
90 static void gtk_tree_view_column_create_button (GtkTreeViewColumn *tree_column);
91 static void gtk_tree_view_column_update_button (GtkTreeViewColumn *tree_column);
93 /* Button signal handlers */
94 static gint gtk_tree_view_column_button_event (GtkWidget *widget,
97 static void gtk_tree_view_column_button_clicked (GtkWidget *widget,
99 static gboolean gtk_tree_view_column_mnemonic_activate (GtkWidget *widget,
100 gboolean group_cycling,
103 /* Property handlers */
104 static void gtk_tree_view_model_sort_column_changed (GtkTreeSortable *sortable,
105 GtkTreeViewColumn *tree_column);
107 /* Internal functions */
108 static void gtk_tree_view_column_sort (GtkTreeViewColumn *tree_column,
110 static void gtk_tree_view_column_setup_sort_column_id_callback (GtkTreeViewColumn *tree_column);
111 static void gtk_tree_view_column_set_attributesv (GtkTreeViewColumn *tree_column,
112 GtkCellRenderer *cell_renderer,
114 static GtkTreeViewColumnCellInfo *gtk_tree_view_column_get_cell_info (GtkTreeViewColumn *tree_column,
115 GtkCellRenderer *cell_renderer);
117 /* cell list manipulation */
118 static GList *gtk_tree_view_column_cell_first (GtkTreeViewColumn *tree_column);
119 static GList *gtk_tree_view_column_cell_last (GtkTreeViewColumn *tree_column);
120 static GList *gtk_tree_view_column_cell_next (GtkTreeViewColumn *tree_column,
122 static GList *gtk_tree_view_column_cell_prev (GtkTreeViewColumn *tree_column,
124 static void gtk_tree_view_column_clear_attributes_by_info (GtkTreeViewColumn *tree_column,
125 GtkTreeViewColumnCellInfo *info);
127 static GtkObjectClass *parent_class = NULL;
128 static guint tree_column_signals[LAST_SIGNAL] = { 0 };
132 gtk_tree_view_column_get_type (void)
134 static GType tree_column_type = 0;
136 if (!tree_column_type)
138 static const GTypeInfo tree_column_info =
140 sizeof (GtkTreeViewColumnClass),
141 NULL, /* base_init */
142 NULL, /* base_finalize */
143 (GClassInitFunc) gtk_tree_view_column_class_init,
144 NULL, /* class_finalize */
145 NULL, /* class_data */
146 sizeof (GtkTreeViewColumn),
148 (GInstanceInitFunc) gtk_tree_view_column_init,
152 g_type_register_static (GTK_TYPE_OBJECT, "GtkTreeViewColumn",
153 &tree_column_info, 0);
156 return tree_column_type;
160 gtk_tree_view_column_class_init (GtkTreeViewColumnClass *class)
162 GObjectClass *object_class;
164 object_class = (GObjectClass*) class;
166 parent_class = g_type_class_peek_parent (class);
168 class->clicked = NULL;
170 object_class->finalize = gtk_tree_view_column_finalize;
171 object_class->set_property = gtk_tree_view_column_set_property;
172 object_class->get_property = gtk_tree_view_column_get_property;
174 tree_column_signals[CLICKED] =
175 g_signal_new ("clicked",
176 G_OBJECT_CLASS_TYPE (object_class),
178 G_STRUCT_OFFSET (GtkTreeViewColumnClass, clicked),
180 _gtk_marshal_VOID__VOID,
183 g_object_class_install_property (object_class,
185 g_param_spec_boolean ("visible",
187 _("Whether to display the column"),
189 G_PARAM_READABLE | G_PARAM_WRITABLE));
191 g_object_class_install_property (object_class,
193 g_param_spec_boolean ("resizable",
195 _("Column is user-resizable"),
197 G_PARAM_READABLE | G_PARAM_WRITABLE));
199 g_object_class_install_property (object_class,
201 g_param_spec_int ("width",
203 _("Current width of the column"),
208 g_object_class_install_property (object_class,
210 g_param_spec_enum ("sizing",
212 _("Resize mode of the column"),
213 GTK_TYPE_TREE_VIEW_COLUMN_SIZING,
214 GTK_TREE_VIEW_COLUMN_AUTOSIZE,
215 G_PARAM_READABLE | G_PARAM_WRITABLE));
217 g_object_class_install_property (object_class,
219 g_param_spec_int ("fixed_width",
221 _("Current fixed width of the column"),
225 G_PARAM_READABLE | G_PARAM_WRITABLE));
227 g_object_class_install_property (object_class,
229 g_param_spec_int ("min_width",
231 _("Minimum allowed width of the column"),
235 G_PARAM_READABLE | G_PARAM_WRITABLE));
237 g_object_class_install_property (object_class,
239 g_param_spec_int ("max_width",
241 _("Maximum allowed width of the column"),
245 G_PARAM_READABLE | G_PARAM_WRITABLE));
247 g_object_class_install_property (object_class,
249 g_param_spec_string ("title",
251 _("Title to appear in column header"),
253 G_PARAM_READABLE | G_PARAM_WRITABLE));
255 g_object_class_install_property (object_class,
257 g_param_spec_boolean ("expand",
259 _("Column gets share of extra width allocated to the widget"),
261 G_PARAM_READABLE | G_PARAM_WRITABLE));
263 g_object_class_install_property (object_class,
265 g_param_spec_boolean ("clickable",
267 _("Whether the header can be clicked"),
269 G_PARAM_READABLE | G_PARAM_WRITABLE));
272 g_object_class_install_property (object_class,
274 g_param_spec_object ("widget",
276 _("Widget to put in column header button instead of column title"),
278 G_PARAM_READABLE | G_PARAM_WRITABLE));
280 g_object_class_install_property (object_class,
282 g_param_spec_float ("alignment",
284 _("X Alignment of the column header text or widget"),
288 G_PARAM_READABLE | G_PARAM_WRITABLE));
290 g_object_class_install_property (object_class,
292 g_param_spec_boolean ("reorderable",
294 _("Whether the column can be reordered around the headers"),
296 G_PARAM_READABLE | G_PARAM_WRITABLE));
298 g_object_class_install_property (object_class,
300 g_param_spec_boolean ("sort_indicator",
302 _("Whether to show a sort indicator"),
304 G_PARAM_READABLE | G_PARAM_WRITABLE));
306 g_object_class_install_property (object_class,
308 g_param_spec_enum ("sort_order",
310 _("Sort direction the sort indicator should indicate"),
313 G_PARAM_READABLE | G_PARAM_WRITABLE));
318 gtk_tree_view_column_init (GtkTreeViewColumn *tree_column)
320 tree_column->button = NULL;
321 tree_column->xalign = 0.0;
322 tree_column->width = 0;
323 tree_column->requested_width = -1;
324 tree_column->min_width = -1;
325 tree_column->max_width = -1;
326 tree_column->resized_width = 0;
327 tree_column->column_type = GTK_TREE_VIEW_COLUMN_GROW_ONLY;
328 tree_column->visible = TRUE;
329 tree_column->resizable = FALSE;
330 tree_column->clickable = FALSE;
331 tree_column->dirty = TRUE;
332 tree_column->sort_order = GTK_SORT_ASCENDING;
333 tree_column->show_sort_indicator = FALSE;
334 tree_column->property_changed_signal = 0;
335 tree_column->sort_clicked_signal = 0;
336 tree_column->sort_column_changed_signal = 0;
337 tree_column->sort_column_id = -1;
338 tree_column->reorderable = FALSE;
339 tree_column->maybe_reordered = FALSE;
340 tree_column->use_resized_width = FALSE;
344 gtk_tree_view_column_finalize (GObject *object)
346 GtkTreeViewColumn *tree_column = (GtkTreeViewColumn *) object;
349 for (list = tree_column->cell_list; list; list = list->next)
351 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
355 GtkDestroyNotify d = info->destroy;
357 info->destroy = NULL;
360 gtk_tree_view_column_clear_attributes_by_info (tree_column, info);
361 g_object_unref (info->cell);
365 g_free (tree_column->title);
366 g_list_free (tree_column->cell_list);
368 if (tree_column->child)
369 g_object_unref (tree_column->child);
371 G_OBJECT_CLASS (parent_class)->finalize (object);
375 gtk_tree_view_column_set_property (GObject *object,
380 GtkTreeViewColumn *tree_column;
382 tree_column = GTK_TREE_VIEW_COLUMN (object);
387 gtk_tree_view_column_set_visible (tree_column,
388 g_value_get_boolean (value));
392 gtk_tree_view_column_set_resizable (tree_column,
393 g_value_get_boolean (value));
397 gtk_tree_view_column_set_sizing (tree_column,
398 g_value_get_enum (value));
401 case PROP_FIXED_WIDTH:
402 gtk_tree_view_column_set_fixed_width (tree_column,
403 g_value_get_int (value));
407 gtk_tree_view_column_set_min_width (tree_column,
408 g_value_get_int (value));
412 gtk_tree_view_column_set_max_width (tree_column,
413 g_value_get_int (value));
417 gtk_tree_view_column_set_title (tree_column,
418 g_value_get_string (value));
422 gtk_tree_view_column_set_expand (tree_column,
423 g_value_get_boolean (value));
427 gtk_tree_view_column_set_clickable (tree_column,
428 g_value_get_boolean (value));
432 gtk_tree_view_column_set_widget (tree_column,
433 (GtkWidget*) g_value_get_object (value));
437 gtk_tree_view_column_set_alignment (tree_column,
438 g_value_get_float (value));
441 case PROP_REORDERABLE:
442 gtk_tree_view_column_set_reorderable (tree_column,
443 g_value_get_boolean (value));
446 case PROP_SORT_INDICATOR:
447 gtk_tree_view_column_set_sort_indicator (tree_column,
448 g_value_get_boolean (value));
451 case PROP_SORT_ORDER:
452 gtk_tree_view_column_set_sort_order (tree_column,
453 g_value_get_enum (value));
457 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
463 gtk_tree_view_column_get_property (GObject *object,
468 GtkTreeViewColumn *tree_column;
470 tree_column = GTK_TREE_VIEW_COLUMN (object);
475 g_value_set_boolean (value,
476 gtk_tree_view_column_get_visible (tree_column));
480 g_value_set_boolean (value,
481 gtk_tree_view_column_get_resizable (tree_column));
485 g_value_set_int (value,
486 gtk_tree_view_column_get_width (tree_column));
490 g_value_set_enum (value,
491 gtk_tree_view_column_get_sizing (tree_column));
494 case PROP_FIXED_WIDTH:
495 g_value_set_int (value,
496 gtk_tree_view_column_get_fixed_width (tree_column));
500 g_value_set_int (value,
501 gtk_tree_view_column_get_min_width (tree_column));
505 g_value_set_int (value,
506 gtk_tree_view_column_get_max_width (tree_column));
510 g_value_set_string (value,
511 gtk_tree_view_column_get_title (tree_column));
515 g_value_set_boolean (value,
516 gtk_tree_view_column_get_expand (tree_column));
520 g_value_set_boolean (value,
521 gtk_tree_view_column_get_clickable (tree_column));
525 g_value_set_object (value,
526 (GObject*) gtk_tree_view_column_get_widget (tree_column));
530 g_value_set_float (value,
531 gtk_tree_view_column_get_alignment (tree_column));
534 case PROP_REORDERABLE:
535 g_value_set_boolean (value,
536 gtk_tree_view_column_get_reorderable (tree_column));
539 case PROP_SORT_INDICATOR:
540 g_value_set_boolean (value,
541 gtk_tree_view_column_get_sort_indicator (tree_column));
544 case PROP_SORT_ORDER:
545 g_value_set_enum (value,
546 gtk_tree_view_column_get_sort_order (tree_column));
550 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
558 /* Button handling code
561 gtk_tree_view_column_create_button (GtkTreeViewColumn *tree_column)
563 GtkTreeView *tree_view;
567 tree_view = (GtkTreeView *) tree_column->tree_view;
569 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
570 g_return_if_fail (tree_column->button == NULL);
572 gtk_widget_push_composite_child ();
573 tree_column->button = gtk_button_new ();
574 gtk_widget_add_events (tree_column->button, GDK_POINTER_MOTION_MASK);
575 gtk_widget_pop_composite_child ();
577 /* make sure we own a reference to it as well. */
578 if (tree_view->priv->header_window)
579 gtk_widget_set_parent_window (tree_column->button, tree_view->priv->header_window);
580 gtk_widget_set_parent (tree_column->button, GTK_WIDGET (tree_view));
582 g_signal_connect (tree_column->button, "event",
583 G_CALLBACK (gtk_tree_view_column_button_event),
585 g_signal_connect (tree_column->button, "clicked",
586 G_CALLBACK (gtk_tree_view_column_button_clicked),
589 tree_column->alignment = gtk_alignment_new (tree_column->xalign, 0.5, 0.0, 0.0);
591 hbox = gtk_hbox_new (FALSE, 2);
592 tree_column->arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_IN);
594 if (tree_column->child)
595 child = tree_column->child;
598 child = gtk_label_new (tree_column->title);
599 gtk_widget_show (child);
602 g_signal_connect (child, "mnemonic_activate",
603 G_CALLBACK (gtk_tree_view_column_mnemonic_activate),
606 if (tree_column->xalign <= 0.5)
607 gtk_box_pack_end (GTK_BOX (hbox), tree_column->arrow, FALSE, FALSE, 0);
609 gtk_box_pack_start (GTK_BOX (hbox), tree_column->arrow, FALSE, FALSE, 0);
611 gtk_box_pack_start (GTK_BOX (hbox), tree_column->alignment, TRUE, TRUE, 0);
613 gtk_container_add (GTK_CONTAINER (tree_column->alignment), child);
614 gtk_container_add (GTK_CONTAINER (tree_column->button), hbox);
616 gtk_widget_show (hbox);
617 gtk_widget_show (tree_column->alignment);
618 gtk_tree_view_column_update_button (tree_column);
622 gtk_tree_view_column_update_button (GtkTreeViewColumn *tree_column)
625 GtkWidget *alignment;
627 GtkWidget *current_child;
629 /* Create a button if necessary */
630 if (tree_column->visible &&
631 tree_column->button == NULL &&
632 tree_column->tree_view &&
633 GTK_WIDGET_REALIZED (tree_column->tree_view))
634 gtk_tree_view_column_create_button (tree_column);
636 if (! tree_column->button)
639 hbox = GTK_BIN (tree_column->button)->child;
640 alignment = tree_column->alignment;
641 arrow = tree_column->arrow;
642 current_child = GTK_BIN (alignment)->child;
644 /* Set up the actual button */
645 gtk_alignment_set (GTK_ALIGNMENT (alignment), tree_column->xalign,
648 if (tree_column->child)
650 if (current_child != tree_column->child)
652 gtk_container_remove (GTK_CONTAINER (alignment),
654 gtk_container_add (GTK_CONTAINER (alignment),
660 if (current_child == NULL)
662 current_child = gtk_label_new (NULL);
663 gtk_widget_show (current_child);
664 gtk_container_add (GTK_CONTAINER (alignment),
668 g_return_if_fail (GTK_IS_LABEL (current_child));
670 if (tree_column->title)
671 gtk_label_set_text_with_mnemonic (GTK_LABEL (current_child),
674 gtk_label_set_text_with_mnemonic (GTK_LABEL (current_child),
678 switch (tree_column->sort_order)
680 case GTK_SORT_ASCENDING:
681 gtk_arrow_set (GTK_ARROW (arrow),
686 case GTK_SORT_DESCENDING:
687 gtk_arrow_set (GTK_ARROW (arrow),
693 g_warning (G_STRLOC": bad sort order");
697 /* Put arrow on the right if the text is left-or-center justified, and on the
698 * left otherwise; do this by packing boxes, so flipping text direction will
701 g_object_ref (arrow);
702 gtk_container_remove (GTK_CONTAINER (hbox), arrow);
704 if (tree_column->xalign <= 0.5)
706 gtk_box_pack_end (GTK_BOX (hbox), arrow, FALSE, FALSE, 0);
710 gtk_box_pack_start (GTK_BOX (hbox), arrow, FALSE, FALSE, 0);
711 /* move it to the front */
712 gtk_box_reorder_child (GTK_BOX (hbox), arrow, 0);
714 g_object_unref (arrow);
716 if (tree_column->show_sort_indicator)
717 gtk_widget_show (arrow);
719 gtk_widget_hide (arrow);
721 /* It's always safe to hide the button. It isn't always safe to show it, as
722 * if you show it before it's realized, it'll get the wrong window. */
723 if (tree_column->button &&
724 tree_column->tree_view != NULL &&
725 GTK_WIDGET_REALIZED (tree_column->tree_view))
727 if (tree_column->visible)
729 gtk_widget_show_now (tree_column->button);
730 if (tree_column->window)
732 if (tree_column->resizable)
734 gdk_window_show (tree_column->window);
735 gdk_window_raise (tree_column->window);
739 gdk_window_hide (tree_column->window);
745 gtk_widget_hide (tree_column->button);
746 if (tree_column->window)
747 gdk_window_hide (tree_column->window);
751 if (tree_column->reorderable || tree_column->clickable)
753 GTK_WIDGET_SET_FLAGS (tree_column->button, GTK_CAN_FOCUS);
757 GTK_WIDGET_UNSET_FLAGS (tree_column->button, GTK_CAN_FOCUS);
758 if (GTK_WIDGET_HAS_FOCUS (tree_column->button))
760 GtkWidget *toplevel = gtk_widget_get_toplevel (tree_column->tree_view);
761 if (GTK_WIDGET_TOPLEVEL (toplevel))
763 gtk_window_set_focus (GTK_WINDOW (toplevel), NULL);
767 /* Queue a resize on the assumption that we always want to catch all changes
768 * and columns don't change all that often.
770 if (GTK_WIDGET_REALIZED (tree_column->tree_view))
771 gtk_widget_queue_resize (tree_column->tree_view);
775 /* Button signal handlers
779 gtk_tree_view_column_button_event (GtkWidget *widget,
783 GtkTreeViewColumn *column = (GtkTreeViewColumn *) data;
785 g_return_val_if_fail (event != NULL, FALSE);
787 if (event->type == GDK_BUTTON_PRESS &&
790 column->maybe_reordered = TRUE;
791 gdk_window_get_pointer (widget->window,
795 gtk_widget_grab_focus (widget);
798 if (event->type == GDK_BUTTON_RELEASE &&
799 column->maybe_reordered)
800 column->maybe_reordered = FALSE;
802 if (event->type == GDK_MOTION_NOTIFY &&
803 (column->maybe_reordered) &&
804 (gtk_drag_check_threshold (widget,
807 (gint) ((GdkEventMotion *)event)->x,
808 (gint) ((GdkEventMotion *)event)->y)))
810 column->maybe_reordered = FALSE;
811 /* this is to change our drag_x to be relative to
812 * tree_view->priv->bin_window, instead of our window.
814 column->drag_x -= column->button->allocation.x;
815 _gtk_tree_view_column_start_drag (GTK_TREE_VIEW (column->tree_view), column);
818 if (column->clickable == FALSE)
822 case GDK_BUTTON_PRESS:
823 case GDK_2BUTTON_PRESS:
824 case GDK_3BUTTON_PRESS:
825 case GDK_MOTION_NOTIFY:
826 case GDK_BUTTON_RELEASE:
827 case GDK_ENTER_NOTIFY:
828 case GDK_LEAVE_NOTIFY:
839 gtk_tree_view_column_button_clicked (GtkWidget *widget, gpointer data)
841 g_signal_emit_by_name (data, "clicked");
845 gtk_tree_view_column_mnemonic_activate (GtkWidget *widget,
846 gboolean group_cycling,
849 GtkTreeViewColumn *column = (GtkTreeViewColumn *)data;
851 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (column), FALSE);
853 GTK_TREE_VIEW (column->tree_view)->priv->focus_column = column;
854 if (column->clickable)
855 gtk_button_clicked (GTK_BUTTON (column->button));
856 else if (GTK_WIDGET_CAN_FOCUS (column->button))
857 gtk_widget_grab_focus (column->button);
859 gtk_widget_grab_focus (column->tree_view);
865 gtk_tree_view_model_sort_column_changed (GtkTreeSortable *sortable,
866 GtkTreeViewColumn *column)
871 if (gtk_tree_sortable_get_sort_column_id (sortable,
875 if (sort_column_id == column->sort_column_id)
877 gtk_tree_view_column_set_sort_indicator (column, TRUE);
878 gtk_tree_view_column_set_sort_order (column, order);
882 gtk_tree_view_column_set_sort_indicator (column, FALSE);
887 gtk_tree_view_column_set_sort_indicator (column, FALSE);
892 gtk_tree_view_column_sort (GtkTreeViewColumn *tree_column,
897 gboolean has_sort_column;
898 gboolean has_default_sort_func;
900 g_return_if_fail (tree_column->tree_view != NULL);
903 gtk_tree_sortable_get_sort_column_id (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model),
906 has_default_sort_func =
907 gtk_tree_sortable_has_default_sort_func (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model));
909 if (has_sort_column &&
910 sort_column_id == tree_column->sort_column_id)
912 if (order == GTK_SORT_ASCENDING)
913 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model),
914 tree_column->sort_column_id,
915 GTK_SORT_DESCENDING);
916 else if (order == GTK_SORT_DESCENDING && has_default_sort_func)
917 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model),
918 GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID,
921 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model),
922 tree_column->sort_column_id,
927 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (GTK_TREE_VIEW (tree_column->tree_view)->priv->model),
928 tree_column->sort_column_id,
935 gtk_tree_view_column_setup_sort_column_id_callback (GtkTreeViewColumn *tree_column)
939 if (tree_column->tree_view == NULL)
942 model = gtk_tree_view_get_model (GTK_TREE_VIEW (tree_column->tree_view));
947 if (GTK_IS_TREE_SORTABLE (model) &&
948 tree_column->sort_column_id != -1)
950 gint real_sort_column_id;
951 GtkSortType real_order;
953 if (tree_column->sort_column_changed_signal == 0)
954 tree_column->sort_column_changed_signal =
955 g_signal_connect (model, "sort_column_changed",
956 G_CALLBACK (gtk_tree_view_model_sort_column_changed),
959 if (gtk_tree_sortable_get_sort_column_id (GTK_TREE_SORTABLE (model),
960 &real_sort_column_id,
962 (real_sort_column_id == tree_column->sort_column_id))
964 gtk_tree_view_column_set_sort_indicator (tree_column, TRUE);
965 gtk_tree_view_column_set_sort_order (tree_column, real_order);
973 /* Exported Private Functions.
974 * These should only be called by gtktreeview.c or gtktreeviewcolumn.c
978 _gtk_tree_view_column_realize_button (GtkTreeViewColumn *column)
980 GtkTreeView *tree_view;
982 guint attributes_mask;
984 tree_view = (GtkTreeView *)column->tree_view;
986 g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
987 g_return_if_fail (GTK_WIDGET_REALIZED (tree_view));
988 g_return_if_fail (tree_view->priv->header_window != NULL);
989 g_return_if_fail (column->button != NULL);
991 gtk_widget_set_parent_window (column->button, tree_view->priv->header_window);
994 gtk_widget_show (column->button);
996 attr.window_type = GDK_WINDOW_CHILD;
997 attr.wclass = GDK_INPUT_ONLY;
998 attr.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
999 attr.colormap = gtk_widget_get_colormap (GTK_WIDGET (tree_view));
1000 attr.event_mask = gtk_widget_get_events (GTK_WIDGET (tree_view));
1001 attr.event_mask = (GDK_BUTTON_PRESS_MASK |
1002 GDK_BUTTON_RELEASE_MASK |
1003 GDK_POINTER_MOTION_MASK |
1004 GDK_POINTER_MOTION_HINT_MASK |
1005 GDK_KEY_PRESS_MASK);
1006 attributes_mask = GDK_WA_CURSOR | GDK_WA_X | GDK_WA_Y;
1007 attr.cursor = gdk_cursor_new_for_display (gdk_drawable_get_display (tree_view->priv->header_window),
1008 GDK_SB_H_DOUBLE_ARROW);
1010 attr.width = TREE_VIEW_DRAG_WIDTH;
1011 attr.height = tree_view->priv->header_height;
1013 attr.x = (column->button->allocation.x + column->button->allocation.width) - 3;
1015 column->window = gdk_window_new (tree_view->priv->header_window,
1016 &attr, attributes_mask);
1017 gdk_window_set_user_data (column->window, tree_view);
1019 gtk_tree_view_column_update_button (column);
1021 gdk_cursor_unref (attr.cursor);
1025 _gtk_tree_view_column_unrealize_button (GtkTreeViewColumn *column)
1027 g_return_if_fail (column != NULL);
1028 g_return_if_fail (column->window != NULL);
1030 gdk_window_set_user_data (column->window, NULL);
1031 gdk_window_destroy (column->window);
1032 column->window = NULL;
1036 _gtk_tree_view_column_unset_model (GtkTreeViewColumn *column,
1037 GtkTreeModel *old_model)
1039 if (column->sort_column_changed_signal)
1041 g_signal_handler_disconnect (old_model,
1042 column->sort_column_changed_signal);
1043 column->sort_column_changed_signal = 0;
1048 _gtk_tree_view_column_set_tree_view (GtkTreeViewColumn *column,
1049 GtkTreeView *tree_view)
1051 g_assert (column->tree_view == NULL);
1053 column->tree_view = GTK_WIDGET (tree_view);
1054 gtk_tree_view_column_create_button (column);
1056 column->property_changed_signal =
1057 g_signal_connect_swapped (tree_view,
1059 G_CALLBACK (gtk_tree_view_column_setup_sort_column_id_callback),
1062 gtk_tree_view_column_setup_sort_column_id_callback (column);
1066 _gtk_tree_view_column_unset_tree_view (GtkTreeViewColumn *column)
1068 if (column->tree_view && column->button)
1070 gtk_container_remove (GTK_CONTAINER (column->tree_view), column->button);
1072 if (column->property_changed_signal)
1074 g_signal_handler_disconnect (column->tree_view, column->property_changed_signal);
1075 column->property_changed_signal = 0;
1078 if (column->sort_column_changed_signal)
1080 g_signal_handler_disconnect (gtk_tree_view_get_model (GTK_TREE_VIEW (column->tree_view)),
1081 column->sort_column_changed_signal);
1082 column->sort_column_changed_signal = 0;
1085 column->tree_view = NULL;
1086 column->button = NULL;
1090 _gtk_tree_view_column_has_editable_cell (GtkTreeViewColumn *column)
1094 for (list = column->cell_list; list; list = list->next)
1095 if (((GtkTreeViewColumnCellInfo *)list->data)->cell->mode ==
1096 GTK_CELL_RENDERER_MODE_EDITABLE)
1102 /* gets cell being edited */
1104 _gtk_tree_view_column_get_edited_cell (GtkTreeViewColumn *column)
1108 for (list = column->cell_list; list; list = list->next)
1109 if (((GtkTreeViewColumnCellInfo *)list->data)->in_editing_mode)
1110 return ((GtkTreeViewColumnCellInfo *)list->data)->cell;
1116 _gtk_tree_view_column_count_special_cells (GtkTreeViewColumn *column)
1121 for (list = column->cell_list; list; list = list->next)
1123 GtkTreeViewColumnCellInfo *cellinfo = list->data;
1125 if ((cellinfo->cell->mode == GTK_CELL_RENDERER_MODE_EDITABLE ||
1126 cellinfo->cell->mode == GTK_CELL_RENDERER_MODE_ACTIVATABLE) &&
1127 cellinfo->cell->visible)
1135 _gtk_tree_view_column_get_cell_at_pos (GtkTreeViewColumn *column,
1141 list = gtk_tree_view_column_cell_first (column);
1142 for (; list; list = gtk_tree_view_column_cell_next (column, list))
1144 GtkTreeViewColumnCellInfo *cellinfo = list->data;
1145 if (current_x <= x && x <= current_x + cellinfo->real_width)
1146 return cellinfo->cell;
1147 current_x += cellinfo->real_width;
1153 /* Public Functions */
1157 * gtk_tree_view_column_new:
1159 * Creates a new #GtkTreeViewColumn.
1161 * Return value: A newly created #GtkTreeViewColumn.
1164 gtk_tree_view_column_new (void)
1166 GtkTreeViewColumn *tree_column;
1168 tree_column = g_object_new (GTK_TYPE_TREE_VIEW_COLUMN, NULL);
1174 * gtk_tree_view_column_new_with_attributes:
1175 * @title: The title to set the header to.
1176 * @cell: The #GtkCellRenderer.
1177 * @Varargs: A %NULL-terminated list of attributes.
1179 * Creates a new #GtkTreeViewColumn with a number of default values. This is
1180 * equivalent to calling gtk_tree_view_column_set_title(),
1181 * gtk_tree_view_column_pack_start(), and
1182 * gtk_tree_view_column_set_attributes() on the newly created #GtkTreeViewColumn.
1184 * Here's a simple example:
1185 * <informalexample><programlisting>
1186 * enum { TEXT_COLUMN, COLOR_COLUMN, N_COLUMNS };
1189 * GtkTreeViewColumn *column;
1190 * GtkCellRenderer *renderer = gtk_cell_renderer_text_new (<!-- -->);
1192 * column = gtk_tree_view_column_new_with_attributes ("Title",
1194 * "text", TEXT_COLUMN,
1195 * "foreground", COLOR_COLUMN,
1198 * </programlisting></informalexample>
1200 * Return value: A newly created #GtkTreeViewColumn.
1203 gtk_tree_view_column_new_with_attributes (const gchar *title,
1204 GtkCellRenderer *cell,
1207 GtkTreeViewColumn *retval;
1210 retval = gtk_tree_view_column_new ();
1212 gtk_tree_view_column_set_title (retval, title);
1213 gtk_tree_view_column_pack_start (retval, cell, TRUE);
1215 va_start (args, cell);
1216 gtk_tree_view_column_set_attributesv (retval, cell, args);
1222 static GtkTreeViewColumnCellInfo *
1223 gtk_tree_view_column_get_cell_info (GtkTreeViewColumn *tree_column,
1224 GtkCellRenderer *cell_renderer)
1227 for (list = tree_column->cell_list; list; list = list->next)
1228 if (((GtkTreeViewColumnCellInfo *)list->data)->cell == cell_renderer)
1229 return (GtkTreeViewColumnCellInfo *) list->data;
1235 * gtk_tree_view_column_pack_start:
1236 * @tree_column: A #GtkTreeViewColumn.
1237 * @cell: The #GtkCellRenderer.
1238 * @expand: %TRUE if @cell is to be given extra space allocated to box.
1240 * Packs the @cell into the beginning of the column. If @expand is FALSE, then
1241 * the @cell is allocated no more space than it needs. Any unused space is divided
1242 * evenly between cells for which @expand is TRUE.
1245 gtk_tree_view_column_pack_start (GtkTreeViewColumn *tree_column,
1246 GtkCellRenderer *cell,
1249 GtkTreeViewColumnCellInfo *cell_info;
1251 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1252 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
1253 g_return_if_fail (! gtk_tree_view_column_get_cell_info (tree_column, cell));
1255 g_object_ref (cell);
1256 gtk_object_sink (GTK_OBJECT (cell));
1258 cell_info = g_new0 (GtkTreeViewColumnCellInfo, 1);
1259 cell_info->cell = cell;
1260 cell_info->expand = expand ? TRUE : FALSE;
1261 cell_info->pack = GTK_PACK_START;
1262 cell_info->has_focus = 0;
1263 cell_info->attributes = NULL;
1265 tree_column->cell_list = g_list_append (tree_column->cell_list, cell_info);
1269 * gtk_tree_view_column_pack_end:
1270 * @tree_column: A #GtkTreeViewColumn.
1271 * @cell: The #GtkCellRenderer.
1272 * @expand: %TRUE if @cell is to be given extra space allocated to box.
1274 * Adds the @cell to end of the column. If @expand is FALSE, then the @cell
1275 * is allocated no more space than it needs. Any unused space is divided
1276 * evenly between cells for which @expand is TRUE.
1279 gtk_tree_view_column_pack_end (GtkTreeViewColumn *tree_column,
1280 GtkCellRenderer *cell,
1283 GtkTreeViewColumnCellInfo *cell_info;
1285 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1286 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
1287 g_return_if_fail (! gtk_tree_view_column_get_cell_info (tree_column, cell));
1289 g_object_ref (cell);
1290 gtk_object_sink (GTK_OBJECT (cell));
1292 cell_info = g_new0 (GtkTreeViewColumnCellInfo, 1);
1293 cell_info->cell = cell;
1294 cell_info->expand = expand ? TRUE : FALSE;
1295 cell_info->pack = GTK_PACK_END;
1296 cell_info->has_focus = 0;
1297 cell_info->attributes = NULL;
1299 tree_column->cell_list = g_list_append (tree_column->cell_list, cell_info);
1304 * gtk_tree_view_column_clear:
1305 * @tree_column: A #GtkTreeViewColumn
1307 * Unsets all the mappings on all renderers on the @tree_column.
1310 gtk_tree_view_column_clear (GtkTreeViewColumn *tree_column)
1313 g_return_if_fail (tree_column != NULL);
1315 for (list = tree_column->cell_list; list; list = list->next)
1317 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *)list->data;
1319 gtk_tree_view_column_clear_attributes (tree_column, info->cell);
1320 g_object_unref (info->cell);
1324 g_list_free (tree_column->cell_list);
1325 tree_column->cell_list = NULL;
1329 * gtk_tree_view_column_get_cell_renderers:
1330 * @tree_column: A #GtkTreeViewColumn
1332 * Returns a newly-allocated #GList of all the cell renderers in the column,
1333 * in no particular order. The list must be freed with g_list_free().
1335 * Return value: A list of #GtkCellRenderers
1338 gtk_tree_view_column_get_cell_renderers (GtkTreeViewColumn *tree_column)
1340 GList *retval = NULL, *list;
1342 g_return_val_if_fail (tree_column != NULL, NULL);
1344 for (list = tree_column->cell_list; list; list = list->next)
1346 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *)list->data;
1348 retval = g_list_append (retval, info->cell);
1355 * gtk_tree_view_column_add_attribute:
1356 * @tree_column: A #GtkTreeViewColumn.
1357 * @cell_renderer: the #GtkCellRenderer to set attributes on
1358 * @attribute: An attribute on the renderer
1359 * @column: The column position on the model to get the attribute from.
1361 * Adds an attribute mapping to the list in @tree_column. The @column is the
1362 * column of the model to get a value from, and the @attribute is the
1363 * parameter on @cell_renderer to be set from the value. So for example
1364 * if column 2 of the model contains strings, you could have the
1365 * "text" attribute of a #GtkCellRendererText get its values from
1369 gtk_tree_view_column_add_attribute (GtkTreeViewColumn *tree_column,
1370 GtkCellRenderer *cell_renderer,
1371 const gchar *attribute,
1374 GtkTreeViewColumnCellInfo *info;
1376 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1377 info = gtk_tree_view_column_get_cell_info (tree_column, cell_renderer);
1378 g_return_if_fail (info != NULL);
1380 info->attributes = g_slist_prepend (info->attributes, GINT_TO_POINTER (column));
1381 info->attributes = g_slist_prepend (info->attributes, g_strdup (attribute));
1383 if (tree_column->tree_view)
1384 _gtk_tree_view_column_cell_set_dirty (tree_column, TRUE);
1389 gtk_tree_view_column_set_attributesv (GtkTreeViewColumn *tree_column,
1390 GtkCellRenderer *cell_renderer,
1396 attribute = va_arg (args, gchar *);
1398 gtk_tree_view_column_clear_attributes (tree_column, cell_renderer);
1400 while (attribute != NULL)
1402 column = va_arg (args, gint);
1403 gtk_tree_view_column_add_attribute (tree_column, cell_renderer, attribute, column);
1404 attribute = va_arg (args, gchar *);
1409 * gtk_tree_view_column_set_attributes:
1410 * @tree_column: A #GtkTreeViewColumn.
1411 * @cell_renderer: the #GtkCellRenderer we're setting the attributes of
1412 * @Varargs: A %NULL-terminated list of attributes.
1414 * Sets the attributes in the list as the attributes of @tree_column.
1415 * The attributes should be in attribute/column order, as in
1416 * gtk_tree_view_column_add_attribute(). All existing attributes
1417 * are removed, and replaced with the new attributes.
1420 gtk_tree_view_column_set_attributes (GtkTreeViewColumn *tree_column,
1421 GtkCellRenderer *cell_renderer,
1426 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1427 g_return_if_fail (GTK_IS_CELL_RENDERER (cell_renderer));
1428 g_return_if_fail (gtk_tree_view_column_get_cell_info (tree_column, cell_renderer));
1430 va_start (args, cell_renderer);
1431 gtk_tree_view_column_set_attributesv (tree_column, cell_renderer, args);
1437 * gtk_tree_view_column_set_cell_data_func:
1438 * @tree_column: A #GtkTreeViewColumn
1439 * @cell_renderer: A #GtkCellRenderer
1440 * @func: The #GtkTreeViewColumnFunc to use.
1441 * @func_data: The user data for @func.
1442 * @destroy: The destroy notification for @func_data
1444 * Sets the #GtkTreeViewColumnFunc to use for the column. This
1445 * function is used instead of the standard attributes mapping for
1446 * setting the column value, and should set the value of @tree_column's
1447 * cell renderer as appropriate. @func may be %NULL to remove an
1451 gtk_tree_view_column_set_cell_data_func (GtkTreeViewColumn *tree_column,
1452 GtkCellRenderer *cell_renderer,
1453 GtkTreeCellDataFunc func,
1455 GtkDestroyNotify destroy)
1457 GtkTreeViewColumnCellInfo *info;
1459 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1460 g_return_if_fail (GTK_IS_CELL_RENDERER (cell_renderer));
1461 info = gtk_tree_view_column_get_cell_info (tree_column, cell_renderer);
1463 g_return_if_fail (info != NULL);
1467 GtkDestroyNotify d = info->destroy;
1469 info->destroy = NULL;
1470 d (info->func_data);
1474 info->func_data = func_data;
1475 info->destroy = destroy;
1477 if (tree_column->tree_view)
1478 _gtk_tree_view_column_cell_set_dirty (tree_column, TRUE);
1483 * gtk_tree_view_column_clear_attributes:
1484 * @tree_column: a #GtkTreeViewColumn
1485 * @cell_renderer: a #GtkCellRenderer to clear the attribute mapping on.
1487 * Clears all existing attributes previously set with
1488 * gtk_tree_view_column_set_attributes().
1491 gtk_tree_view_column_clear_attributes (GtkTreeViewColumn *tree_column,
1492 GtkCellRenderer *cell_renderer)
1494 GtkTreeViewColumnCellInfo *info;
1496 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1497 g_return_if_fail (GTK_IS_CELL_RENDERER (cell_renderer));
1499 info = gtk_tree_view_column_get_cell_info (tree_column, cell_renderer);
1501 gtk_tree_view_column_clear_attributes_by_info (tree_column, info);
1505 gtk_tree_view_column_clear_attributes_by_info (GtkTreeViewColumn *tree_column,
1506 GtkTreeViewColumnCellInfo *info)
1510 list = info->attributes;
1512 while (list && list->next)
1514 g_free (list->data);
1515 list = list->next->next;
1517 g_slist_free (info->attributes);
1518 info->attributes = NULL;
1520 if (tree_column->tree_view)
1521 _gtk_tree_view_column_cell_set_dirty (tree_column, TRUE);
1526 * gtk_tree_view_column_set_spacing:
1527 * @tree_column: A #GtkTreeViewColumn.
1528 * @spacing: distance between cell renderers in pixels.
1530 * Sets the spacing field of @tree_column, which is the number of pixels to
1531 * place between cell renderers packed into it.
1534 gtk_tree_view_column_set_spacing (GtkTreeViewColumn *tree_column,
1537 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1538 g_return_if_fail (spacing >= 0);
1540 if (tree_column->spacing == spacing)
1543 tree_column->spacing = spacing;
1544 if (tree_column->tree_view)
1545 _gtk_tree_view_column_cell_set_dirty (tree_column, TRUE);
1549 * gtk_tree_view_column_get_spacing:
1550 * @tree_column: A #GtkTreeViewColumn.
1552 * Returns the spacing of @tree_column.
1554 * Return value: the spacing of @tree_column.
1557 gtk_tree_view_column_get_spacing (GtkTreeViewColumn *tree_column)
1559 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
1561 return tree_column->spacing;
1564 /* Options for manipulating the columns */
1567 * gtk_tree_view_column_set_visible:
1568 * @tree_column: A #GtkTreeViewColumn.
1569 * @visible: %TRUE if the @tree_column is visible.
1571 * Sets the visibility of @tree_column.
1574 gtk_tree_view_column_set_visible (GtkTreeViewColumn *tree_column,
1577 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1579 visible = !! visible;
1581 if (tree_column->visible == visible)
1584 tree_column->visible = visible;
1586 if (tree_column->visible)
1587 _gtk_tree_view_column_cell_set_dirty (tree_column, TRUE);
1589 gtk_tree_view_column_update_button (tree_column);
1590 g_object_notify (G_OBJECT (tree_column), "visible");
1594 * gtk_tree_view_column_get_visible:
1595 * @tree_column: A #GtkTreeViewColumn.
1597 * Returns %TRUE if @tree_column is visible.
1599 * Return value: whether the column is visible or not. If it is visible, then
1600 * the tree will show the column.
1603 gtk_tree_view_column_get_visible (GtkTreeViewColumn *tree_column)
1605 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
1607 return tree_column->visible;
1611 * gtk_tree_view_column_set_resizable:
1612 * @tree_column: A #GtkTreeViewColumn
1613 * @resizable: %TRUE, if the column can be resized
1615 * If @resizable is %TRUE, then the user can explicitly resize the column by
1616 * grabbing the outer edge of the column button. If resizable is TRUE and
1617 * sizing mode of the column is #GTK_TREE_VIEW_COLUMN_AUTOSIZE, then the sizing
1618 * mode is changed to #GTK_TREE_VIEW_COLUMN_GROW_ONLY.
1621 gtk_tree_view_column_set_resizable (GtkTreeViewColumn *tree_column,
1624 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1626 resizable = !! resizable;
1628 if (tree_column->resizable == resizable)
1631 tree_column->resizable = resizable;
1633 if (resizable && tree_column->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
1634 gtk_tree_view_column_set_sizing (tree_column, GTK_TREE_VIEW_COLUMN_GROW_ONLY);
1636 gtk_tree_view_column_update_button (tree_column);
1638 g_object_notify (G_OBJECT (tree_column), "resizable");
1642 * gtk_tree_view_column_get_resizable:
1643 * @tree_column: A #GtkTreeViewColumn
1645 * Returns %TRUE if the @tree_column can be resized by the end user.
1647 * Return value: %TRUE, if the @tree_column can be resized.
1650 gtk_tree_view_column_get_resizable (GtkTreeViewColumn *tree_column)
1652 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
1654 return tree_column->resizable;
1659 * gtk_tree_view_column_set_sizing:
1660 * @tree_column: A #GtkTreeViewColumn.
1661 * @type: The #GtkTreeViewColumnSizing.
1663 * Sets the growth behavior of @tree_column to @type.
1666 gtk_tree_view_column_set_sizing (GtkTreeViewColumn *tree_column,
1667 GtkTreeViewColumnSizing type)
1669 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1671 if (type == tree_column->column_type)
1674 if (type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
1675 gtk_tree_view_column_set_resizable (tree_column, FALSE);
1678 /* I was clearly on crack when I wrote this. I'm not sure what's supposed to
1679 * be below so I'll leave it until I figure it out.
1681 if (tree_column->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE &&
1682 tree_column->requested_width != -1)
1684 gtk_tree_view_column_set_sizing (tree_column, tree_column->requested_width);
1687 tree_column->column_type = type;
1689 gtk_tree_view_column_update_button (tree_column);
1691 g_object_notify (G_OBJECT (tree_column), "sizing");
1695 * gtk_tree_view_column_get_sizing:
1696 * @tree_column: A #GtkTreeViewColumn.
1698 * Returns the current type of @tree_column.
1700 * Return value: The type of @tree_column.
1702 GtkTreeViewColumnSizing
1703 gtk_tree_view_column_get_sizing (GtkTreeViewColumn *tree_column)
1705 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
1707 return tree_column->column_type;
1711 * gtk_tree_view_column_get_width:
1712 * @tree_column: A #GtkTreeViewColumn.
1714 * Returns the current size of @tree_column in pixels.
1716 * Return value: The current width of @tree_column.
1719 gtk_tree_view_column_get_width (GtkTreeViewColumn *tree_column)
1721 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
1723 return tree_column->width;
1727 * gtk_tree_view_column_set_fixed_width:
1728 * @tree_column: A #GtkTreeViewColumn.
1729 * @fixed_width: The size to set @tree_column to. Must be greater than 0.
1731 * Sets the size of the column in pixels. This is meaningful only if the sizing
1732 * type is #GTK_TREE_VIEW_COLUMN_FIXED. The size of the column is clamped to
1733 * the min/max width for the column. Please note that the min/max width of the
1734 * column doesn't actually affect the "fixed_width" property of the widget, just
1735 * the actual size when displayed.
1738 gtk_tree_view_column_set_fixed_width (GtkTreeViewColumn *tree_column,
1741 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1742 g_return_if_fail (fixed_width > 0);
1744 tree_column->fixed_width = fixed_width;
1746 if (tree_column->tree_view &&
1747 GTK_WIDGET_REALIZED (tree_column->tree_view) &&
1748 tree_column->column_type == GTK_TREE_VIEW_COLUMN_FIXED)
1750 gtk_widget_queue_resize (tree_column->tree_view);
1753 g_object_notify (G_OBJECT (tree_column), "fixed_width");
1757 * gtk_tree_view_column_get_fixed_width:
1758 * @tree_column: a #GtkTreeViewColumn
1760 * Gets the fixed width of the column. This value is only meaning may not be
1761 * the actual width of the column on the screen, just what is requested.
1763 * Return value: the fixed width of the column
1766 gtk_tree_view_column_get_fixed_width (GtkTreeViewColumn *tree_column)
1768 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
1770 return tree_column->fixed_width;
1774 * gtk_tree_view_column_set_min_width:
1775 * @tree_column: A #GtkTreeViewColumn.
1776 * @min_width: The minimum width of the column in pixels, or -1.
1778 * Sets the minimum width of the @tree_column. If @min_width is -1, then the
1779 * minimum width is unset.
1782 gtk_tree_view_column_set_min_width (GtkTreeViewColumn *tree_column,
1785 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1786 g_return_if_fail (min_width >= -1);
1788 if (min_width == tree_column->min_width)
1791 if (tree_column->visible &&
1792 tree_column->tree_view != NULL &&
1793 GTK_WIDGET_REALIZED (tree_column->tree_view))
1795 if (min_width > tree_column->width)
1796 gtk_widget_queue_resize (tree_column->tree_view);
1799 tree_column->min_width = min_width;
1800 g_object_freeze_notify (G_OBJECT (tree_column));
1801 if (tree_column->max_width != -1 && tree_column->max_width < min_width)
1803 tree_column->max_width = min_width;
1804 g_object_notify (G_OBJECT (tree_column), "max_width");
1806 g_object_notify (G_OBJECT (tree_column), "min_width");
1807 g_object_thaw_notify (G_OBJECT (tree_column));
1809 if (tree_column->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
1810 _gtk_tree_view_column_autosize (GTK_TREE_VIEW (tree_column->tree_view),
1815 * gtk_tree_view_column_get_min_width:
1816 * @tree_column: A #GtkTreeViewColumn.
1818 * Returns the minimum width in pixels of the @tree_column, or -1 if no minimum
1821 * Return value: The minimum width of the @tree_column.
1824 gtk_tree_view_column_get_min_width (GtkTreeViewColumn *tree_column)
1826 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), -1);
1828 return tree_column->min_width;
1832 * gtk_tree_view_column_set_max_width:
1833 * @tree_column: A #GtkTreeViewColumn.
1834 * @max_width: The maximum width of the column in pixels, or -1.
1836 * Sets the maximum width of the @tree_column. If @max_width is -1, then the
1837 * maximum width is unset. Note, the column can actually be wider than max
1838 * width if it's the last column in a view. In this case, the column expands to
1839 * fill any extra space.
1842 gtk_tree_view_column_set_max_width (GtkTreeViewColumn *tree_column,
1845 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1846 g_return_if_fail (max_width >= -1);
1848 if (max_width == tree_column->max_width)
1851 if (tree_column->visible &&
1852 tree_column->tree_view != NULL &&
1853 GTK_WIDGET_REALIZED (tree_column->tree_view))
1855 if (max_width != -1 && max_width < tree_column->width)
1856 gtk_widget_queue_resize (tree_column->tree_view);
1859 tree_column->max_width = max_width;
1860 g_object_freeze_notify (G_OBJECT (tree_column));
1861 if (max_width != -1 && max_width < tree_column->min_width)
1863 tree_column->min_width = max_width;
1864 g_object_notify (G_OBJECT (tree_column), "min_width");
1866 g_object_notify (G_OBJECT (tree_column), "max_width");
1867 g_object_thaw_notify (G_OBJECT (tree_column));
1869 if (tree_column->column_type == GTK_TREE_VIEW_COLUMN_AUTOSIZE)
1870 _gtk_tree_view_column_autosize (GTK_TREE_VIEW (tree_column->tree_view),
1875 * gtk_tree_view_column_get_max_width:
1876 * @tree_column: A #GtkTreeViewColumn.
1878 * Returns the maximum width in pixels of the @tree_column, or -1 if no maximum
1881 * Return value: The maximum width of the @tree_column.
1884 gtk_tree_view_column_get_max_width (GtkTreeViewColumn *tree_column)
1886 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), -1);
1888 return tree_column->max_width;
1892 * gtk_tree_view_column_clicked:
1893 * @tree_column: a #GtkTreeViewColumn
1895 * Emits the "clicked" signal on the column. This function will only work if
1896 * @tree_column is clickable.
1899 gtk_tree_view_column_clicked (GtkTreeViewColumn *tree_column)
1901 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1903 if (tree_column->visible &&
1904 tree_column->button &&
1905 tree_column->clickable)
1906 gtk_button_clicked (GTK_BUTTON (tree_column->button));
1910 * gtk_tree_view_column_set_title:
1911 * @tree_column: A #GtkTreeViewColumn.
1912 * @title: The title of the @tree_column.
1914 * Sets the title of the @tree_column. If a custom widget has been set, then
1915 * this value is ignored.
1918 gtk_tree_view_column_set_title (GtkTreeViewColumn *tree_column,
1921 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1923 g_free (tree_column->title);
1925 tree_column->title = g_strdup (title);
1927 tree_column->title = NULL;
1929 gtk_tree_view_column_update_button (tree_column);
1930 g_object_notify (G_OBJECT (tree_column), "title");
1934 * gtk_tree_view_column_get_title:
1935 * @tree_column: A #GtkTreeViewColumn.
1937 * Returns the title of the widget.
1939 * Return value: the title of the column. This string should not be
1940 * modified or freed.
1942 G_CONST_RETURN gchar *
1943 gtk_tree_view_column_get_title (GtkTreeViewColumn *tree_column)
1945 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), NULL);
1947 return tree_column->title;
1951 * gtk_tree_view_column_set_expand:
1952 * @tree_column: A #GtkTreeViewColumn
1955 * Sets the column to take available extra space. This space is shared equally
1956 * amongst all columns that have the expand set to %TRUE. If no column has this
1957 * option set, then the last column gets all extra space. By default, every
1958 * column is created with this %FALSE.
1963 gtk_tree_view_column_set_expand (GtkTreeViewColumn *tree_column,
1966 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
1968 expand = expand?TRUE:FALSE;
1969 if (tree_column->expand == expand)
1971 tree_column->expand = expand;
1973 if (tree_column->visible &&
1974 tree_column->tree_view != NULL &&
1975 GTK_WIDGET_REALIZED (tree_column->tree_view))
1977 gtk_widget_queue_resize (tree_column->tree_view);
1980 g_object_notify (G_OBJECT (tree_column), "expand");
1984 * gtk_tree_view_column_get_expand:
1987 * Return %TRUE if the column expands to take any available space.
1989 * Return value: %TRUE, if the column expands
1994 gtk_tree_view_column_get_expand (GtkTreeViewColumn *tree_column)
1996 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
1998 return tree_column->expand;
2002 * gtk_tree_view_column_set_clickable:
2003 * @tree_column: A #GtkTreeViewColumn.
2004 * @clickable: %TRUE if the header is active.
2006 * Sets the header to be active if @active is %TRUE. When the header is active,
2007 * then it can take keyboard focus, and can be clicked.
2010 gtk_tree_view_column_set_clickable (GtkTreeViewColumn *tree_column,
2013 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2015 clickable = !! clickable;
2016 if (tree_column->clickable == clickable)
2019 tree_column->clickable = clickable;
2020 gtk_tree_view_column_update_button (tree_column);
2021 g_object_notify (G_OBJECT (tree_column), "clickable");
2025 * gtk_tree_view_column_get_clickable:
2026 * @tree_column: a #GtkTreeViewColumn
2028 * Returns %TRUE if the user can click on the header for the column.
2030 * Return value: %TRUE if user can click the column header.
2033 gtk_tree_view_column_get_clickable (GtkTreeViewColumn *tree_column)
2035 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
2037 return tree_column->clickable;
2041 * gtk_tree_view_column_set_widget:
2042 * @tree_column: A #GtkTreeViewColumn.
2043 * @widget: A child #GtkWidget, or %NULL.
2045 * Sets the widget in the header to be @widget. If widget is %NULL, then the
2046 * header button is set with a #GtkLabel set to the title of @tree_column.
2049 gtk_tree_view_column_set_widget (GtkTreeViewColumn *tree_column,
2052 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2053 g_return_if_fail (widget == NULL || GTK_IS_WIDGET (widget));
2057 g_object_ref (widget);
2058 gtk_object_sink (GTK_OBJECT (widget));
2061 if (tree_column->child)
2062 g_object_unref (tree_column->child);
2064 tree_column->child = widget;
2065 gtk_tree_view_column_update_button (tree_column);
2066 g_object_notify (G_OBJECT (tree_column), "widget");
2070 * gtk_tree_view_column_get_widget:
2071 * @tree_column: A #GtkTreeViewColumn.
2073 * Returns the #GtkWidget in the button on the column header. If a custom
2074 * widget has not been set then %NULL is returned.
2076 * Return value: The #GtkWidget in the column header, or %NULL
2079 gtk_tree_view_column_get_widget (GtkTreeViewColumn *tree_column)
2081 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), NULL);
2083 return tree_column->child;
2087 * gtk_tree_view_column_set_alignment:
2088 * @tree_column: A #GtkTreeViewColumn.
2089 * @xalign: The alignment, which is between [0.0 and 1.0] inclusive.
2091 * Sets the alignment of the title or custom widget inside the column header.
2092 * The alignment determines its location inside the button -- 0.0 for left, 0.5
2093 * for center, 1.0 for right.
2096 gtk_tree_view_column_set_alignment (GtkTreeViewColumn *tree_column,
2099 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2101 xalign = CLAMP (xalign, 0.0, 1.0);
2103 if (tree_column->xalign == xalign)
2106 tree_column->xalign = xalign;
2107 gtk_tree_view_column_update_button (tree_column);
2108 g_object_notify (G_OBJECT (tree_column), "alignment");
2112 * gtk_tree_view_column_get_alignment:
2113 * @tree_column: A #GtkTreeViewColumn.
2115 * Returns the current x alignment of @tree_column. This value can range
2116 * between 0.0 and 1.0.
2118 * Return value: The current alignent of @tree_column.
2121 gtk_tree_view_column_get_alignment (GtkTreeViewColumn *tree_column)
2123 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0.5);
2125 return tree_column->xalign;
2129 * gtk_tree_view_column_set_reorderable:
2130 * @tree_column: A #GtkTreeViewColumn
2131 * @reorderable: %TRUE, if the column can be reordered.
2133 * If @reorderable is %TRUE, then the column can be reordered by the end user
2134 * dragging the header.
2137 gtk_tree_view_column_set_reorderable (GtkTreeViewColumn *tree_column,
2138 gboolean reorderable)
2140 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2143 gtk_tree_view_column_set_clickable (tree_column, TRUE);*/
2145 if (tree_column->reorderable == (reorderable?TRUE:FALSE))
2148 tree_column->reorderable = (reorderable?TRUE:FALSE);
2149 gtk_tree_view_column_update_button (tree_column);
2150 g_object_notify (G_OBJECT (tree_column), "reorderable");
2154 * gtk_tree_view_column_get_reorderable:
2155 * @tree_column: A #GtkTreeViewColumn
2157 * Returns %TRUE if the @tree_column can be reordered by the user.
2159 * Return value: %TRUE if the @tree_column can be reordered by the user.
2162 gtk_tree_view_column_get_reorderable (GtkTreeViewColumn *tree_column)
2164 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
2166 return tree_column->reorderable;
2171 * gtk_tree_view_column_set_sort_column_id:
2172 * @tree_column: a #GtkTreeViewColumn
2173 * @sort_column_id: The @sort_column_id of the model to sort on.
2175 * Sets the logical @sort_column_id that this column sorts on when this column
2176 * is selected for sorting. Doing so makes the column header clickable.
2179 gtk_tree_view_column_set_sort_column_id (GtkTreeViewColumn *tree_column,
2180 gint sort_column_id)
2182 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2183 g_return_if_fail (sort_column_id >= -1);
2185 if (tree_column->sort_column_id == sort_column_id)
2188 tree_column->sort_column_id = sort_column_id;
2190 /* Handle unsetting the id */
2191 if (sort_column_id == -1)
2193 GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (tree_column->tree_view));
2195 if (tree_column->sort_clicked_signal)
2197 g_signal_handler_disconnect (tree_column, tree_column->sort_clicked_signal);
2198 tree_column->sort_clicked_signal = 0;
2201 if (tree_column->sort_column_changed_signal)
2203 g_signal_handler_disconnect (model, tree_column->sort_column_changed_signal);
2204 tree_column->sort_column_changed_signal = 0;
2207 gtk_tree_view_column_set_sort_order (tree_column, GTK_SORT_ASCENDING);
2208 gtk_tree_view_column_set_sort_indicator (tree_column, FALSE);
2209 gtk_tree_view_column_set_clickable (tree_column, FALSE);
2213 gtk_tree_view_column_set_clickable (tree_column, TRUE);
2215 if (! tree_column->sort_clicked_signal)
2216 tree_column->sort_clicked_signal = g_signal_connect (tree_column,
2218 G_CALLBACK (gtk_tree_view_column_sort),
2221 gtk_tree_view_column_setup_sort_column_id_callback (tree_column);
2225 * gtk_tree_view_column_get_sort_column_id:
2226 * @tree_column: a #GtkTreeViewColumn
2228 * Gets the logical @sort_column_id that the model sorts on when this
2229 * column is selected for sorting.
2230 * See gtk_tree_view_column_set_sort_column_id().
2232 * Return value: the current @sort_column_id for this column, or -1 if
2233 * this column can't be used for sorting.
2236 gtk_tree_view_column_get_sort_column_id (GtkTreeViewColumn *tree_column)
2238 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
2240 return tree_column->sort_column_id;
2244 * gtk_tree_view_column_set_sort_indicator:
2245 * @tree_column: a #GtkTreeViewColumn
2246 * @setting: %TRUE to display an indicator that the column is sorted
2248 * Call this function with a @setting of %TRUE to display an arrow in
2249 * the header button indicating the column is sorted. Call
2250 * gtk_tree_view_column_set_sort_order() to change the direction of
2255 gtk_tree_view_column_set_sort_indicator (GtkTreeViewColumn *tree_column,
2258 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2260 setting = setting != FALSE;
2262 if (setting == tree_column->show_sort_indicator)
2265 tree_column->show_sort_indicator = setting;
2266 gtk_tree_view_column_update_button (tree_column);
2267 g_object_notify (G_OBJECT (tree_column), "sort_indicator");
2271 * gtk_tree_view_column_get_sort_indicator:
2272 * @tree_column: a #GtkTreeViewColumn
2274 * Gets the value set by gtk_tree_view_column_set_sort_indicator().
2276 * Return value: whether the sort indicator arrow is displayed
2279 gtk_tree_view_column_get_sort_indicator (GtkTreeViewColumn *tree_column)
2281 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
2283 return tree_column->show_sort_indicator;
2287 * gtk_tree_view_column_set_sort_order:
2288 * @tree_column: a #GtkTreeViewColumn
2289 * @order: sort order that the sort indicator should indicate
2291 * Changes the appearance of the sort indicator.
2293 * This <emphasis>does not</emphasis> actually sort the model. Use
2294 * gtk_tree_view_column_set_sort_column_id() if you want automatic sorting
2295 * support. This function is primarily for custom sorting behavior, and should
2296 * be used in conjunction with gtk_tree_sortable_set_sort_column() to do
2297 * that. For custom models, the mechanism will vary.
2299 * The sort indicator changes direction to indicate normal sort or reverse sort.
2300 * Note that you must have the sort indicator enabled to see anything when
2301 * calling this function; see gtk_tree_view_column_set_sort_indicator().
2304 gtk_tree_view_column_set_sort_order (GtkTreeViewColumn *tree_column,
2307 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2309 if (order == tree_column->sort_order)
2312 tree_column->sort_order = order;
2313 gtk_tree_view_column_update_button (tree_column);
2314 g_object_notify (G_OBJECT (tree_column), "sort_order");
2318 * gtk_tree_view_column_get_sort_order:
2319 * @tree_column: a #GtkTreeViewColumn
2321 * Gets the value set by gtk_tree_view_column_set_sort_order().
2323 * Return value: the sort order the sort indicator is indicating
2326 gtk_tree_view_column_get_sort_order (GtkTreeViewColumn *tree_column)
2328 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), 0);
2330 return tree_column->sort_order;
2334 * gtk_tree_view_column_cell_set_cell_data:
2335 * @tree_column: A #GtkTreeViewColumn.
2336 * @tree_model: The #GtkTreeModel to to get the cell renderers attributes from.
2337 * @iter: The #GtkTreeIter to to get the cell renderer's attributes from.
2338 * @is_expander: %TRUE, if the row has children
2339 * @is_expanded: %TRUE, if the row has visible children
2341 * Sets the cell renderer based on the @tree_model and @iter. That is, for
2342 * every attribute mapping in @tree_column, it will get a value from the set
2343 * column on the @iter, and use that value to set the attribute on the cell
2344 * renderer. This is used primarily by the #GtkTreeView.
2347 gtk_tree_view_column_cell_set_cell_data (GtkTreeViewColumn *tree_column,
2348 GtkTreeModel *tree_model,
2350 gboolean is_expander,
2351 gboolean is_expanded)
2354 GValue value = { 0, };
2357 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2358 g_return_if_fail (tree_column->cell_list != NULL);
2360 if (tree_model == NULL)
2363 for (cell_list = tree_column->cell_list; cell_list; cell_list = cell_list->next)
2365 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) cell_list->data;
2366 GObject *cell = (GObject *) info->cell;
2368 list = info->attributes;
2370 g_object_freeze_notify (cell);
2371 g_object_set (cell, "is_expander", is_expander, "is_expanded", is_expanded, NULL);
2373 while (list && list->next)
2375 gtk_tree_model_get_value (tree_model, iter,
2376 GPOINTER_TO_INT (list->next->data),
2378 g_object_set_property (cell, (gchar *) list->data, &value);
2379 g_value_unset (&value);
2380 list = list->next->next;
2384 (* info->func) (tree_column, info->cell, tree_model, iter, info->func_data);
2385 g_object_thaw_notify (G_OBJECT (info->cell));
2391 * gtk_tree_view_column_cell_get_size:
2392 * @tree_column: A #GtkTreeViewColumn.
2393 * @cell_area: The area a cell in the column will be allocated, or %NULL
2394 * @x_offset: location to return x offset of a cell relative to @cell_area, or %NULL
2395 * @y_offset: location to return y offset of a cell relative to @cell_area, or %NULL
2396 * @width: location to return width needed to render a cell, or %NULL
2397 * @height: location to return height needed to render a cell, or %NULL
2399 * Obtains the width and height needed to render the column. This is used
2400 * primarily by the #GtkTreeView.
2403 gtk_tree_view_column_cell_get_size (GtkTreeViewColumn *tree_column,
2404 GdkRectangle *cell_area,
2411 gboolean first_cell = TRUE;
2412 gint focus_line_width;
2414 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2421 gtk_widget_style_get (tree_column->tree_view, "focus-line-width", &focus_line_width, NULL);
2423 for (list = tree_column->cell_list; list; list = list->next)
2425 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
2427 gint new_height = 0;
2429 g_object_get (info->cell, "visible", &visible, NULL);
2431 if (visible == FALSE)
2434 if (first_cell == FALSE && *width)
2435 *width += tree_column->spacing;
2437 gtk_cell_renderer_get_size (info->cell,
2438 tree_column->tree_view,
2446 * height = MAX (*height, new_height + focus_line_width * 2);
2447 info->requested_width = MAX (info->requested_width, new_width + focus_line_width * 2);
2449 * width += info->requested_width;
2454 /* rendering, event handling and rendering focus are somewhat complicated, and
2455 * quite a bit of code. Rather than duplicate them, we put them together to
2456 * keep the code in one place.
2465 gtk_tree_view_column_cell_process_action (GtkTreeViewColumn *tree_column,
2467 GdkRectangle *background_area,
2468 GdkRectangle *cell_area,
2471 GdkRectangle *expose_area, /* RENDER */
2472 GdkRectangle *focus_rectangle, /* FOCUS */
2473 GtkCellEditable **editable_widget, /* EVENT */
2474 GdkEvent *event, /* EVENT */
2475 gchar *path_string) /* EVENT */
2478 GdkRectangle real_cell_area;
2479 GdkRectangle real_background_area;
2480 gint expand_cell_count = 0;
2481 gint full_requested_width = 0;
2483 gint min_x, min_y, max_x, max_y;
2484 gint focus_line_width;
2488 /* If we have rtl text, we need to transform our areas */
2489 GdkRectangle rtl_cell_area;
2490 GdkRectangle rtl_background_area;
2497 rtl = (gtk_widget_get_direction (GTK_WIDGET (tree_column->tree_view)) == GTK_TEXT_DIR_RTL);
2498 special_cells = _gtk_tree_view_column_count_special_cells (tree_column);
2500 if (special_cells > 1 && action == CELL_ACTION_FOCUS)
2502 GtkTreeViewColumnCellInfo *info = NULL;
2503 gboolean found_has_focus = FALSE;
2505 /* one should have focus */
2506 for (list = tree_column->cell_list; list; list = list->next)
2509 if (info && info->has_focus)
2511 found_has_focus = TRUE;
2516 if (!found_has_focus)
2518 /* give the first one focus */
2519 info = gtk_tree_view_column_cell_first (tree_column)->data;
2520 info->has_focus = TRUE;
2524 gtk_widget_style_get (GTK_WIDGET (tree_column->tree_view),
2525 "focus-line-width", &focus_line_width,
2528 real_cell_area = *cell_area;
2529 real_background_area = *background_area;
2530 /* HUH? dx = real_cell_area.x - real_background_area.x - focus_line_width; */
2532 real_cell_area.x += focus_line_width;
2534 /* Find out how many extra space we have to allocate */
2535 for (list = tree_column->cell_list; list; list = list->next)
2537 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *)list->data;
2539 if (! info->cell->visible)
2542 if (info->expand == TRUE)
2543 expand_cell_count ++;
2544 full_requested_width += info->requested_width;
2547 extra_space = cell_area->width - full_requested_width;
2549 if (extra_space < 0)
2551 else if (extra_space > 0 && expand_cell_count > 0)
2552 extra_space /= expand_cell_count;
2554 /* iterate list for GTK_PACK_START cells */
2555 for (list = tree_column->cell_list; list; list = list->next)
2557 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
2559 if (info->pack == GTK_PACK_END)
2562 if (! info->cell->visible)
2565 if (info->has_focus)
2566 flags |= GTK_CELL_RENDERER_FOCUSED;
2568 real_background_area.width = info->requested_width +
2569 (info->expand?extra_space:0);
2570 info->real_width = real_background_area.width;
2572 real_cell_area.width = real_background_area.width;
2573 real_cell_area.width -= 2 * focus_line_width;
2575 rtl_cell_area = real_cell_area;
2576 rtl_background_area = real_background_area;
2579 rtl_cell_area.x = cell_area->x + cell_area->width - (real_cell_area.x - cell_area->x) - real_cell_area.width;
2580 rtl_background_area.x = background_area->x + background_area->width - (real_background_area.x - background_area->x) - real_background_area.width;
2584 if (action == CELL_ACTION_RENDER)
2586 gtk_cell_renderer_render (info->cell,
2588 tree_column->tree_view,
2589 &rtl_background_area,
2596 else if (action == CELL_ACTION_FOCUS)
2598 gint x_offset, y_offset, width, height;
2600 gtk_cell_renderer_get_size (info->cell,
2601 tree_column->tree_view,
2603 &x_offset, &y_offset,
2606 if (special_cells > 1)
2608 if (info->has_focus)
2610 min_x = rtl_cell_area.x + x_offset;
2611 max_x = min_x + width;
2612 min_y = rtl_cell_area.y + y_offset;
2613 max_y = min_y + height;
2618 if (min_x > (rtl_cell_area.x + x_offset))
2619 min_x = rtl_cell_area.x + x_offset;
2620 if (max_x < rtl_cell_area.x + x_offset + width)
2621 max_x = rtl_cell_area.x + x_offset + width;
2622 if (min_y > (rtl_cell_area.y + y_offset))
2623 min_y = rtl_cell_area.y + y_offset;
2624 if (max_y < rtl_cell_area.y + y_offset + height)
2625 max_y = rtl_cell_area.y + y_offset + height;
2629 else if (action == CELL_ACTION_EVENT)
2631 gboolean try_event = FALSE;
2635 if (special_cells == 1)
2637 /* only 1 activatable cell -> whole column can activate */
2638 if (cell_area->x <= ((GdkEventButton *)event)->x &&
2639 cell_area->x + cell_area->width > ((GdkEventButton *)event)->x)
2642 else if (rtl_cell_area.x <= ((GdkEventButton *)event)->x &&
2643 rtl_cell_area.x + rtl_cell_area.width > ((GdkEventButton *)event)->x)
2644 /* only activate cell if the user clicked on an individual
2649 else if (special_cells > 1 && info->has_focus)
2651 else if (special_cells == 1)
2656 gboolean visible, mode;
2658 g_object_get (info->cell,
2659 "visible", &visible,
2662 if (visible && mode == GTK_CELL_RENDERER_MODE_ACTIVATABLE)
2664 if (gtk_cell_renderer_activate (info->cell,
2666 tree_column->tree_view,
2672 flags &= ~GTK_CELL_RENDERER_FOCUSED;
2676 else if (visible && mode == GTK_CELL_RENDERER_MODE_EDITABLE)
2679 gtk_cell_renderer_start_editing (info->cell,
2681 tree_column->tree_view,
2687 if (*editable_widget != NULL)
2689 g_return_val_if_fail (GTK_IS_CELL_EDITABLE (*editable_widget), FALSE);
2690 info->in_editing_mode = TRUE;
2691 gtk_tree_view_column_focus_cell (tree_column, info->cell);
2693 flags &= ~GTK_CELL_RENDERER_FOCUSED;
2701 flags &= ~GTK_CELL_RENDERER_FOCUSED;
2703 real_cell_area.x += (info->real_width + tree_column->spacing);
2704 real_background_area.x += (info->real_width + tree_column->spacing);
2707 /* iterate list for PACK_END cells */
2708 for (list = g_list_last (tree_column->cell_list); list; list = list->prev)
2710 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
2712 if (info->pack == GTK_PACK_START)
2715 if (! info->cell->visible)
2718 if (info->has_focus)
2719 flags |= GTK_CELL_RENDERER_FOCUSED;
2721 real_background_area.width = info->requested_width +
2722 (info->expand?extra_space:0);
2723 info->real_width = real_background_area.width;
2725 real_cell_area.width = real_background_area.width;
2726 real_cell_area.width -= 2 * focus_line_width;
2728 rtl_cell_area = real_cell_area;
2729 rtl_background_area = real_background_area;
2732 rtl_cell_area.x = cell_area->x + cell_area->width - (real_cell_area.x - cell_area->x) - real_cell_area.width;
2733 rtl_background_area.x = background_area->x + background_area->width - (real_background_area.x - background_area->x) - real_background_area.width;
2737 if (action == CELL_ACTION_RENDER)
2739 gtk_cell_renderer_render (info->cell,
2741 tree_column->tree_view,
2742 &rtl_background_area,
2748 else if (action == CELL_ACTION_FOCUS)
2750 gint x_offset, y_offset, width, height;
2752 gtk_cell_renderer_get_size (info->cell,
2753 tree_column->tree_view,
2755 &x_offset, &y_offset,
2758 if (special_cells > 1)
2760 if (info->has_focus)
2762 min_x = rtl_cell_area.x + x_offset;
2763 max_x = min_x + width;
2764 min_y = rtl_cell_area.y + y_offset;
2765 max_y = min_y + height;
2770 if (min_x > (rtl_cell_area.x + x_offset))
2771 min_x = rtl_cell_area.x + x_offset;
2772 if (max_x < rtl_cell_area.x + x_offset + width)
2773 max_x = rtl_cell_area.x + x_offset + width;
2774 if (min_y > (rtl_cell_area.y + y_offset))
2775 min_y = rtl_cell_area.y + y_offset;
2776 if (max_y < rtl_cell_area.y + y_offset + height)
2777 max_y = rtl_cell_area.y + y_offset + height;
2781 else if (action == CELL_ACTION_EVENT)
2783 gboolean try_event = FALSE;
2787 if (special_cells == 1)
2789 /* only 1 activatable cell -> whole column can activate */
2790 if (cell_area->x <= ((GdkEventButton *)event)->x &&
2791 cell_area->x + cell_area->width > ((GdkEventButton *)event)->x)
2794 else if (real_cell_area.x <= ((GdkEventButton *)event)->x &&
2795 real_cell_area.x + real_cell_area.width > ((GdkEventButton *)event)->x)
2796 /* only activate cell if the user clicked on an individual
2801 else if (special_cells > 1 && info->has_focus)
2803 else if (special_cells == 1)
2808 gboolean visible, mode;
2810 g_object_get (info->cell,
2811 "visible", &visible,
2814 if (visible && mode == GTK_CELL_RENDERER_MODE_ACTIVATABLE)
2816 if (gtk_cell_renderer_activate (info->cell,
2818 tree_column->tree_view,
2824 flags &= ~GTK_CELL_RENDERER_FOCUSED;
2828 else if (visible && mode == GTK_CELL_RENDERER_MODE_EDITABLE)
2831 gtk_cell_renderer_start_editing (info->cell,
2833 tree_column->tree_view,
2839 if (*editable_widget != NULL)
2841 g_return_val_if_fail (GTK_IS_CELL_EDITABLE (*editable_widget), FALSE);
2842 info->in_editing_mode = TRUE;
2843 gtk_tree_view_column_focus_cell (tree_column, info->cell);
2845 flags &= ~GTK_CELL_RENDERER_FOCUSED;
2852 flags &= ~GTK_CELL_RENDERER_FOCUSED;
2854 real_cell_area.x += (info->real_width + tree_column->spacing);
2855 real_background_area.x += (info->real_width + tree_column->spacing);
2858 /* fill focus_rectangle when required */
2859 if (action == CELL_ACTION_FOCUS)
2861 if (min_x >= max_x || min_y >= max_y)
2863 *focus_rectangle = *cell_area;
2864 /* don't change the focus_rectangle, just draw it nicely inside
2869 focus_rectangle->x = min_x - focus_line_width;
2870 focus_rectangle->y = min_y - focus_line_width;
2871 focus_rectangle->width = (max_x - min_x) + 2 * focus_line_width;
2872 focus_rectangle->height = (max_y - min_y) + 2 * focus_line_width;
2880 * gtk_tree_view_column_cell_render:
2881 * @tree_column: A #GtkTreeViewColumn.
2882 * @window: a #GdkDrawable to draw to
2883 * @background_area: entire cell area (including tree expanders and maybe padding on the sides)
2884 * @cell_area: area normally rendered by a cell renderer
2885 * @expose_area: area that actually needs updating
2886 * @flags: flags that affect rendering
2888 * Renders the cell contained by #tree_column. This is used primarily by the
2892 _gtk_tree_view_column_cell_render (GtkTreeViewColumn *tree_column,
2894 GdkRectangle *background_area,
2895 GdkRectangle *cell_area,
2896 GdkRectangle *expose_area,
2899 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
2900 g_return_if_fail (background_area != NULL);
2901 g_return_if_fail (cell_area != NULL);
2902 g_return_if_fail (expose_area != NULL);
2904 gtk_tree_view_column_cell_process_action (tree_column,
2911 NULL, NULL, NULL, NULL);
2915 _gtk_tree_view_column_cell_event (GtkTreeViewColumn *tree_column,
2916 GtkCellEditable **editable_widget,
2919 GdkRectangle *background_area,
2920 GdkRectangle *cell_area,
2923 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
2925 return gtk_tree_view_column_cell_process_action (tree_column,
2937 /* cell list manipulation */
2939 gtk_tree_view_column_cell_first (GtkTreeViewColumn *tree_column)
2941 GList *list = tree_column->cell_list;
2943 /* first GTK_PACK_START cell we find */
2944 for ( ; list; list = list->next)
2946 GtkTreeViewColumnCellInfo *info = list->data;
2947 if (info->pack == GTK_PACK_START)
2951 /* hmm, else the *last* GTK_PACK_END cell */
2952 list = g_list_last (tree_column->cell_list);
2954 for ( ; list; list = list->prev)
2956 GtkTreeViewColumnCellInfo *info = list->data;
2957 if (info->pack == GTK_PACK_END)
2965 gtk_tree_view_column_cell_last (GtkTreeViewColumn *tree_column)
2967 GList *list = tree_column->cell_list;
2969 /* *first* GTK_PACK_END cell we find */
2970 for ( ; list ; list = list->next)
2972 GtkTreeViewColumnCellInfo *info = list->data;
2973 if (info->pack == GTK_PACK_END)
2977 /* hmm, else the last GTK_PACK_START cell */
2978 list = g_list_last (tree_column->cell_list);
2980 for ( ; list; list = list->prev)
2982 GtkTreeViewColumnCellInfo *info = list->data;
2983 if (info->pack == GTK_PACK_START)
2991 gtk_tree_view_column_cell_next (GtkTreeViewColumn *tree_column,
2995 GtkTreeViewColumnCellInfo *info = current->data;
2997 if (info->pack == GTK_PACK_START)
2999 for (list = current->next; list; list = list->next)
3001 GtkTreeViewColumnCellInfo *inf = list->data;
3002 if (inf->pack == GTK_PACK_START)
3006 /* out of GTK_PACK_START cells, get *last* GTK_PACK_END one */
3007 list = g_list_last (tree_column->cell_list);
3008 for (; list; list = list->prev)
3010 GtkTreeViewColumnCellInfo *inf = list->data;
3011 if (inf->pack == GTK_PACK_END)
3016 for (list = current->prev; list; list = list->prev)
3018 GtkTreeViewColumnCellInfo *inf = list->data;
3019 if (inf->pack == GTK_PACK_END)
3027 gtk_tree_view_column_cell_prev (GtkTreeViewColumn *tree_column,
3031 GtkTreeViewColumnCellInfo *info = current->data;
3033 if (info->pack == GTK_PACK_END)
3035 for (list = current->next; list; list = list->next)
3037 GtkTreeViewColumnCellInfo *inf = list->data;
3038 if (inf->pack == GTK_PACK_END)
3042 /* out of GTK_PACK_END, get last GTK_PACK_START one */
3043 list = g_list_last (tree_column->cell_list);
3044 for ( ; list; list = list->prev)
3046 GtkTreeViewColumnCellInfo *inf = list->data;
3047 if (inf->pack == GTK_PACK_START)
3052 for (list = current->prev; list; list = list->prev)
3054 GtkTreeViewColumnCellInfo *inf = list->data;
3055 if (inf->pack == GTK_PACK_START)
3063 _gtk_tree_view_column_cell_focus (GtkTreeViewColumn *tree_column,
3070 count = _gtk_tree_view_column_count_special_cells (tree_column);
3072 /* if we are the current focus column and have multiple editable cells,
3073 * try to select the next one, else move the focus to the next column
3075 if (GTK_TREE_VIEW (tree_column->tree_view)->priv->focus_column == tree_column)
3080 GList *list = tree_column->cell_list;
3081 GtkTreeViewColumnCellInfo *info = NULL;
3083 /* find current focussed cell */
3084 for ( ; list; list = list->next)
3087 if (info->has_focus)
3091 /* not a focussed cell in the focus column? */
3092 if (!list || !info || !info->has_focus)
3095 next = gtk_tree_view_column_cell_next (tree_column, list);
3096 prev = gtk_tree_view_column_cell_prev (tree_column, list);
3098 info->has_focus = FALSE;
3099 if (direction > 0 && next)
3102 info->has_focus = TRUE;
3105 else if (direction > 0 && !next && !right)
3107 /* keep focus on latest cell */
3108 info = gtk_tree_view_column_cell_last (tree_column)->data;
3109 info->has_focus = TRUE;
3112 else if (direction < 0 && prev)
3115 info->has_focus = TRUE;
3118 else if (direction < 0 && !prev && !left)
3120 /* keep focus on first cell */
3121 info = gtk_tree_view_column_cell_first (tree_column)->data;
3122 info->has_focus = TRUE;
3129 /* we get focus, if we have multiple editable cells, give the correct one
3134 GList *list = tree_column->cell_list;
3136 /* clear focus first */
3137 for ( ; list ; list = list->next)
3139 GtkTreeViewColumnCellInfo *info = list->data;
3140 if (info->has_focus)
3141 info->has_focus = FALSE;
3145 ((GtkTreeViewColumnCellInfo *)gtk_tree_view_column_cell_first (tree_column)->data)->has_focus = TRUE;
3146 else if (direction < 0)
3147 ((GtkTreeViewColumnCellInfo *)gtk_tree_view_column_cell_last (tree_column)->data)->has_focus = TRUE;
3153 _gtk_tree_view_column_cell_draw_focus (GtkTreeViewColumn *tree_column,
3155 GdkRectangle *background_area,
3156 GdkRectangle *cell_area,
3157 GdkRectangle *expose_area,
3160 gint focus_line_width;
3161 GtkStateType cell_state;
3163 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
3164 gtk_widget_style_get (GTK_WIDGET (tree_column->tree_view),
3165 "focus-line-width", &focus_line_width, NULL);
3166 if (tree_column->editable_widget)
3168 /* This function is only called on the editable row when editing.
3171 gtk_paint_focus (tree_column->tree_view->style,
3173 GTK_WIDGET_STATE (tree_column->tree_view),
3175 tree_column->tree_view,
3177 cell_area->x - focus_line_width,
3178 cell_area->y - focus_line_width,
3179 cell_area->width + 2 * focus_line_width,
3180 cell_area->height + 2 * focus_line_width);
3185 GdkRectangle focus_rectangle;
3186 gtk_tree_view_column_cell_process_action (tree_column,
3196 cell_state = flags & GTK_CELL_RENDERER_SELECTED ? GTK_STATE_SELECTED :
3197 (flags & GTK_CELL_RENDERER_PRELIT ? GTK_STATE_PRELIGHT :
3198 (flags & GTK_CELL_RENDERER_INSENSITIVE ? GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL));
3199 gtk_paint_focus (tree_column->tree_view->style,
3203 tree_column->tree_view,
3207 focus_rectangle.width,
3208 focus_rectangle.height);
3213 * gtk_tree_view_column_cell_is_visible:
3214 * @tree_column: A #GtkTreeViewColumn
3216 * Returns %TRUE if any of the cells packed into the @tree_column are visible.
3217 * For this to be meaningful, you must first initialize the cells with
3218 * gtk_tree_view_column_cell_set_cell_data()
3220 * Return value: %TRUE, if any of the cells packed into the @tree_column are currently visible
3223 gtk_tree_view_column_cell_is_visible (GtkTreeViewColumn *tree_column)
3227 g_return_val_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column), FALSE);
3229 for (list = tree_column->cell_list; list; list = list->next)
3231 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
3233 if (info->cell->visible)
3241 * gtk_tree_view_column_focus_cell:
3242 * @tree_column: A #GtkTreeViewColumn
3243 * @cell: A #GtkCellRenderer
3245 * Sets the current keyboard focus to be at @cell, if the column contains
3246 * 2 or more editable and activatable cells.
3251 gtk_tree_view_column_focus_cell (GtkTreeViewColumn *tree_column,
3252 GtkCellRenderer *cell)
3255 gboolean found_cell = FALSE;
3257 g_return_if_fail (GTK_IS_TREE_VIEW_COLUMN (tree_column));
3258 g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
3260 if (_gtk_tree_view_column_count_special_cells (tree_column) < 2)
3263 for (list = tree_column->cell_list; list; list = list->next)
3265 GtkTreeViewColumnCellInfo *info = list->data;
3267 if (info->cell == cell)
3269 info->has_focus = TRUE;
3277 for (list = tree_column->cell_list; list; list = list->next)
3279 GtkTreeViewColumnCellInfo *info = list->data;
3281 if (info->cell != cell)
3282 info->has_focus = FALSE;
3285 /* FIXME: redraw? */
3290 _gtk_tree_view_column_cell_set_dirty (GtkTreeViewColumn *tree_column,
3291 gboolean install_handler)
3295 for (list = tree_column->cell_list; list; list = list->next)
3297 GtkTreeViewColumnCellInfo *info = (GtkTreeViewColumnCellInfo *) list->data;
3299 info->requested_width = 0;
3301 tree_column->dirty = TRUE;
3302 tree_column->resized_width = MAX (tree_column->requested_width, tree_column->button_request);
3303 tree_column->requested_width = -1;
3304 tree_column->width = 0;
3306 if (tree_column->tree_view &&
3307 GTK_WIDGET_REALIZED (tree_column->tree_view))
3309 if (install_handler)
3310 _gtk_tree_view_install_mark_rows_col_dirty (GTK_TREE_VIEW (tree_column->tree_view));
3312 GTK_TREE_VIEW (tree_column->tree_view)->priv->mark_rows_col_dirty = TRUE;
3313 gtk_widget_queue_resize (tree_column->tree_view);
3318 _gtk_tree_view_column_start_editing (GtkTreeViewColumn *tree_column,
3319 GtkCellEditable *cell_editable)
3321 g_return_if_fail (tree_column->editable_widget == NULL);
3323 tree_column->editable_widget = cell_editable;
3327 _gtk_tree_view_column_stop_editing (GtkTreeViewColumn *tree_column)
3331 g_return_if_fail (tree_column->editable_widget != NULL);
3333 tree_column->editable_widget = NULL;
3334 for (list = tree_column->cell_list; list; list = list->next)
3335 ((GtkTreeViewColumnCellInfo *)list->data)->in_editing_mode = FALSE;
3339 _gtk_tree_view_column_get_neighbor_sizes (GtkTreeViewColumn *column,
3340 GtkCellRenderer *cell,
3349 list = gtk_tree_view_column_cell_first (column);
3351 for (; list; list = gtk_tree_view_column_cell_next (column, list))
3353 GtkTreeViewColumnCellInfo *info =
3354 (GtkTreeViewColumnCellInfo *)list->data;
3356 if (info->cell == cell)
3359 if (info->cell->visible)
3360 *left += info->real_width;
3369 list = gtk_tree_view_column_cell_first (column);
3371 for (; list; list = gtk_tree_view_column_cell_next (column, list))
3373 GtkTreeViewColumnCellInfo *info =
3374 (GtkTreeViewColumnCellInfo *)list->data;
3376 if (info->cell == cell)
3381 next = gtk_tree_view_column_cell_next (column, list);
3385 for ( ; list; list = gtk_tree_view_column_cell_next (column, list))
3387 GtkTreeViewColumnCellInfo *info =
3388 (GtkTreeViewColumnCellInfo *)list->data;
3390 if (info->cell->visible)
3391 *right += info->real_width;
3398 * gtk_tree_view_column_cell_get_position:
3399 * @tree_column: a #GtkTreeViewColumn
3400 * @cell: a #GtkCellRenderer
3401 * @start_pos: return location for the horizontal position of @cell within
3402 * @tree_column, may be %NULL
3403 * @width: return location for the width of @cell, may be %NULL
3405 * Obtains the horizontal position and size of a cell in a column. If the
3406 * cell is not found in the column, @start_pos and @width are not changed and
3407 * %FALSE is returned.
3409 * Return value: %TRUE if @cell belongs to @tree_column.
3412 gtk_tree_view_column_cell_get_position (GtkTreeViewColumn *tree_column,
3413 GtkCellRenderer *cell_renderer,
3419 gboolean found_cell = FALSE;
3420 GtkTreeViewColumnCellInfo *cellinfo = NULL;
3422 list = gtk_tree_view_column_cell_first (tree_column);
3423 for (; list; list = gtk_tree_view_column_cell_next (tree_column, list))
3425 cellinfo = list->data;
3426 if (cellinfo->cell == cell_renderer)
3432 if (cellinfo->cell->visible)
3433 current_x += cellinfo->real_width;
3439 *start_pos = current_x;
3441 *width = cellinfo->real_width;