+++ /dev/null
-/* GTK - The GIMP Toolkit
- * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-/*
- * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
- * file for a list of people on the GTK+ Team. See the ChangeLog
- * files for a list of changes. These files are distributed with
- * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
- */
-
-#undef GTK_DISABLE_DEPRECATED
-
-#include "config.h"
-
-#include "gtklabel.h"
-#include "gtkeventbox.h"
-#include "gtkpixmap.h"
-#include "gtkmain.h"
-#include "gtkmarshalers.h"
-#include "gtksignal.h"
-#define GTK_ENABLE_BROKEN
-#include "gtktree.h"
-#include "gtktreeitem.h"
-#include "gtkintl.h"
-
-#include "gtkalias.h"
-
-#include "tree_plus.xpm"
-#include "tree_minus.xpm"
-
-#define DEFAULT_DELTA 9
-
-enum {
- COLLAPSE_TREE,
- EXPAND_TREE,
- LAST_SIGNAL
-};
-
-typedef struct _GtkTreePixmaps GtkTreePixmaps;
-
-struct _GtkTreePixmaps {
- gint refcount;
- GdkColormap *colormap;
-
- GdkPixmap *pixmap_plus;
- GdkPixmap *pixmap_minus;
- GdkBitmap *mask_plus;
- GdkBitmap *mask_minus;
-};
-
-static GList *pixmaps = NULL;
-
-static void gtk_tree_item_class_init (GtkTreeItemClass *klass);
-static void gtk_tree_item_init (GtkTreeItem *tree_item);
-static void gtk_tree_item_realize (GtkWidget *widget);
-static void gtk_tree_item_size_request (GtkWidget *widget,
- GtkRequisition *requisition);
-static void gtk_tree_item_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
-static void gtk_tree_item_paint (GtkWidget *widget,
- GdkRectangle *area);
-static gint gtk_tree_item_button_press (GtkWidget *widget,
- GdkEventButton *event);
-static gint gtk_tree_item_expose (GtkWidget *widget,
- GdkEventExpose *event);
-static void gtk_tree_item_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- gpointer callback_data);
-
-static void gtk_real_tree_item_select (GtkItem *item);
-static void gtk_real_tree_item_deselect (GtkItem *item);
-static void gtk_real_tree_item_toggle (GtkItem *item);
-static void gtk_real_tree_item_expand (GtkTreeItem *item);
-static void gtk_real_tree_item_collapse (GtkTreeItem *item);
-static void gtk_tree_item_destroy (GtkObject *object);
-static gint gtk_tree_item_subtree_button_click (GtkWidget *widget);
-static void gtk_tree_item_subtree_button_changed_state (GtkWidget *widget);
-
-static void gtk_tree_item_map(GtkWidget*);
-static void gtk_tree_item_unmap(GtkWidget*);
-
-static void gtk_tree_item_add_pixmaps (GtkTreeItem *tree_item);
-static void gtk_tree_item_remove_pixmaps (GtkTreeItem *tree_item);
-
-static GtkItemClass *parent_class = NULL;
-static guint tree_item_signals[LAST_SIGNAL] = { 0 };
-
-GtkType
-gtk_tree_item_get_type (void)
-{
- static GtkType tree_item_type = 0;
-
- if (!tree_item_type)
- {
- static const GtkTypeInfo tree_item_info =
- {
- "GtkTreeItem",
- sizeof (GtkTreeItem),
- sizeof (GtkTreeItemClass),
- (GtkClassInitFunc) gtk_tree_item_class_init,
- (GtkObjectInitFunc) gtk_tree_item_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
-
- I_("GtkTreeItem");
- tree_item_type = gtk_type_unique (gtk_item_get_type (), &tree_item_info);
- }
-
- return tree_item_type;
-}
-
-static void
-gtk_tree_item_class_init (GtkTreeItemClass *class)
-{
- GtkObjectClass *object_class;
- GtkWidgetClass *widget_class;
- GtkContainerClass *container_class;
- GtkItemClass *item_class;
-
- parent_class = gtk_type_class (GTK_TYPE_ITEM);
-
- object_class = (GtkObjectClass*) class;
- widget_class = (GtkWidgetClass*) class;
- item_class = (GtkItemClass*) class;
- container_class = (GtkContainerClass*) class;
-
- object_class->destroy = gtk_tree_item_destroy;
-
- widget_class->realize = gtk_tree_item_realize;
- widget_class->size_request = gtk_tree_item_size_request;
- widget_class->size_allocate = gtk_tree_item_size_allocate;
- widget_class->button_press_event = gtk_tree_item_button_press;
- widget_class->expose_event = gtk_tree_item_expose;
- widget_class->map = gtk_tree_item_map;
- widget_class->unmap = gtk_tree_item_unmap;
-
- container_class->forall = gtk_tree_item_forall;
-
- item_class->select = gtk_real_tree_item_select;
- item_class->deselect = gtk_real_tree_item_deselect;
- item_class->toggle = gtk_real_tree_item_toggle;
-
- class->expand = gtk_real_tree_item_expand;
- class->collapse = gtk_real_tree_item_collapse;
-
- tree_item_signals[EXPAND_TREE] =
- gtk_signal_new (I_("expand"),
- GTK_RUN_FIRST,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkTreeItemClass, expand),
- _gtk_marshal_VOID__VOID,
- GTK_TYPE_NONE, 0);
- tree_item_signals[COLLAPSE_TREE] =
- gtk_signal_new (I_("collapse"),
- GTK_RUN_FIRST,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkTreeItemClass, collapse),
- _gtk_marshal_VOID__VOID,
- GTK_TYPE_NONE, 0);
-}
-
-/* callback for event box mouse event */
-static gint
-gtk_tree_item_subtree_button_click (GtkWidget *widget)
-{
- GtkTreeItem* item;
-
- g_return_val_if_fail (GTK_IS_EVENT_BOX (widget), FALSE);
-
- item = (GtkTreeItem*) gtk_object_get_user_data (GTK_OBJECT (widget));
- if (!gtk_widget_is_sensitive (GTK_WIDGET (item)))
- return FALSE;
-
- if (item->expanded)
- gtk_tree_item_collapse (item);
- else
- gtk_tree_item_expand (item);
-
- return TRUE;
-}
-
-/* callback for event box state changed */
-static void
-gtk_tree_item_subtree_button_changed_state (GtkWidget *widget)
-{
- g_return_if_fail (GTK_IS_EVENT_BOX (widget));
-
- if (gtk_widget_get_visible (widget))
- {
-
- if (widget->state == GTK_STATE_NORMAL)
- gdk_window_set_background (widget->window, &widget->style->base[widget->state]);
- else
- gdk_window_set_background (widget->window, &widget->style->bg[widget->state]);
-
- if (gtk_widget_is_drawable (widget))
- gdk_window_clear_area (widget->window, 0, 0,
- widget->allocation.width, widget->allocation.height);
- }
-}
-
-static void
-gtk_tree_item_init (GtkTreeItem *tree_item)
-{
- GtkWidget *eventbox, *pixmapwid;
-
- tree_item->expanded = FALSE;
- tree_item->subtree = NULL;
- gtk_widget_set_can_focus (GTK_WIDGET (tree_item), TRUE);
-
- /* create an event box containing one pixmaps */
- eventbox = gtk_event_box_new();
- gtk_widget_set_events (eventbox, GDK_BUTTON_PRESS_MASK);
- gtk_signal_connect(GTK_OBJECT(eventbox), "state-changed",
- G_CALLBACK (gtk_tree_item_subtree_button_changed_state),
- (gpointer)NULL);
- gtk_signal_connect(GTK_OBJECT(eventbox), "realize",
- G_CALLBACK (gtk_tree_item_subtree_button_changed_state),
- (gpointer)NULL);
- gtk_signal_connect(GTK_OBJECT(eventbox), "button-press-event",
- G_CALLBACK (gtk_tree_item_subtree_button_click),
- (gpointer)NULL);
- gtk_object_set_user_data(GTK_OBJECT(eventbox), tree_item);
- tree_item->pixmaps_box = eventbox;
-
- /* create pixmap for button '+' */
- pixmapwid = gtk_type_new (gtk_pixmap_get_type ());
- if (!tree_item->expanded)
- gtk_container_add (GTK_CONTAINER (eventbox), pixmapwid);
- gtk_widget_show (pixmapwid);
- tree_item->plus_pix_widget = pixmapwid;
- g_object_ref_sink (tree_item->plus_pix_widget);
-
- /* create pixmap for button '-' */
- pixmapwid = gtk_type_new (gtk_pixmap_get_type ());
- if (tree_item->expanded)
- gtk_container_add (GTK_CONTAINER (eventbox), pixmapwid);
- gtk_widget_show (pixmapwid);
- tree_item->minus_pix_widget = pixmapwid;
- g_object_ref_sink (tree_item->minus_pix_widget);
-
- gtk_widget_set_parent (eventbox, GTK_WIDGET (tree_item));
-}
-
-
-GtkWidget*
-gtk_tree_item_new (void)
-{
- GtkWidget *tree_item;
-
- tree_item = GTK_WIDGET (gtk_type_new (gtk_tree_item_get_type ()));
-
- return tree_item;
-}
-
-GtkWidget*
-gtk_tree_item_new_with_label (const gchar *label)
-{
- GtkWidget *tree_item;
- GtkWidget *label_widget;
-
- tree_item = gtk_tree_item_new ();
- label_widget = gtk_label_new (label);
- gtk_misc_set_alignment (GTK_MISC (label_widget), 0.0, 0.5);
-
- gtk_container_add (GTK_CONTAINER (tree_item), label_widget);
- gtk_widget_show (label_widget);
-
-
- return tree_item;
-}
-
-void
-gtk_tree_item_set_subtree (GtkTreeItem *tree_item,
- GtkWidget *subtree)
-{
- g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
- g_return_if_fail (GTK_IS_TREE (subtree));
-
- if (tree_item->subtree)
- {
- g_warning("there is already a subtree for this tree item\n");
- return;
- }
-
- tree_item->subtree = subtree;
- GTK_TREE (subtree)->tree_owner = GTK_WIDGET (tree_item);
-
- /* show subtree button */
- if (tree_item->pixmaps_box)
- gtk_widget_show (tree_item->pixmaps_box);
-
- if (tree_item->expanded)
- gtk_widget_show (subtree);
- else
- gtk_widget_hide (subtree);
-
- gtk_widget_set_parent (subtree, GTK_WIDGET (tree_item)->parent);
-}
-
-void
-gtk_tree_item_select (GtkTreeItem *tree_item)
-{
- g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
-
- gtk_item_select (GTK_ITEM (tree_item));
-}
-
-void
-gtk_tree_item_deselect (GtkTreeItem *tree_item)
-{
- g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
-
- gtk_item_deselect (GTK_ITEM (tree_item));
-}
-
-void
-gtk_tree_item_expand (GtkTreeItem *tree_item)
-{
- g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
-
- gtk_signal_emit (GTK_OBJECT (tree_item), tree_item_signals[EXPAND_TREE], NULL);
-}
-
-void
-gtk_tree_item_collapse (GtkTreeItem *tree_item)
-{
- g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
-
- gtk_signal_emit (GTK_OBJECT (tree_item), tree_item_signals[COLLAPSE_TREE], NULL);
-}
-
-static void
-gtk_tree_item_add_pixmaps (GtkTreeItem *tree_item)
-{
- GList *tmp_list;
- GdkColormap *colormap;
- GtkTreePixmaps *pixmap_node = NULL;
-
- g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
-
- if (tree_item->pixmaps)
- return;
-
- colormap = gtk_widget_get_colormap (GTK_WIDGET (tree_item));
-
- tmp_list = pixmaps;
- while (tmp_list)
- {
- pixmap_node = (GtkTreePixmaps *)tmp_list->data;
-
- if (pixmap_node->colormap == colormap)
- break;
-
- tmp_list = tmp_list->next;
- }
-
- if (tmp_list)
- {
- pixmap_node->refcount++;
- tree_item->pixmaps = tmp_list;
- }
- else
- {
- pixmap_node = g_new (GtkTreePixmaps, 1);
-
- pixmap_node->colormap = colormap;
- g_object_ref (colormap);
-
- pixmap_node->refcount = 1;
-
- /* create pixmaps for plus icon */
- pixmap_node->pixmap_plus =
- gdk_pixmap_create_from_xpm_d (GTK_WIDGET (tree_item)->window,
- &pixmap_node->mask_plus,
- NULL,
- (gchar **)tree_plus);
-
- /* create pixmaps for minus icon */
- pixmap_node->pixmap_minus =
- gdk_pixmap_create_from_xpm_d (GTK_WIDGET (tree_item)->window,
- &pixmap_node->mask_minus,
- NULL,
- (gchar **)tree_minus);
-
- tree_item->pixmaps = pixmaps = g_list_prepend (pixmaps, pixmap_node);
- }
-
- gtk_pixmap_set (GTK_PIXMAP (tree_item->plus_pix_widget),
- pixmap_node->pixmap_plus, pixmap_node->mask_plus);
- gtk_pixmap_set (GTK_PIXMAP (tree_item->minus_pix_widget),
- pixmap_node->pixmap_minus, pixmap_node->mask_minus);
-}
-
-static void
-gtk_tree_item_remove_pixmaps (GtkTreeItem *tree_item)
-{
- g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
-
- if (tree_item->pixmaps)
- {
- GtkTreePixmaps *pixmap_node = (GtkTreePixmaps *)tree_item->pixmaps->data;
-
- g_assert (pixmap_node->refcount > 0);
-
- if (--pixmap_node->refcount == 0)
- {
- g_object_unref (pixmap_node->colormap);
- g_object_unref (pixmap_node->pixmap_plus);
- g_object_unref (pixmap_node->mask_plus);
- g_object_unref (pixmap_node->pixmap_minus);
- g_object_unref (pixmap_node->mask_minus);
-
- pixmaps = g_list_remove_link (pixmaps, tree_item->pixmaps);
- g_list_free_1 (tree_item->pixmaps);
- g_free (pixmap_node);
- }
-
- tree_item->pixmaps = NULL;
- }
-}
-
-static void
-gtk_tree_item_realize (GtkWidget *widget)
-{
- GTK_WIDGET_CLASS (parent_class)->realize (widget);
-
- gdk_window_set_background (widget->window,
- &widget->style->base[GTK_STATE_NORMAL]);
-
- gtk_tree_item_add_pixmaps (GTK_TREE_ITEM (widget));
-}
-
-static void
-gtk_tree_item_size_request (GtkWidget *widget,
- GtkRequisition *requisition)
-{
- GtkBin *bin = GTK_BIN (widget);
- GtkTreeItem *item = GTK_TREE_ITEM (widget);
- GtkRequisition child_requisition;
-
- requisition->width = (GTK_CONTAINER (widget)->border_width +
- widget->style->xthickness) * 2;
- requisition->height = GTK_CONTAINER (widget)->border_width * 2;
-
- if (bin->child && gtk_widget_get_visible (bin->child))
- {
- GtkRequisition pix_requisition;
-
- gtk_widget_size_request (bin->child, &child_requisition);
-
- requisition->width += child_requisition.width;
-
- gtk_widget_size_request (item->pixmaps_box,
- &pix_requisition);
- requisition->width += pix_requisition.width + DEFAULT_DELTA +
- GTK_TREE (widget->parent)->current_indent;
-
- requisition->height += MAX (child_requisition.height,
- pix_requisition.height);
- }
-}
-
-static void
-gtk_tree_item_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation)
-{
- GtkBin *bin = GTK_BIN (widget);
- GtkTreeItem *item = GTK_TREE_ITEM (widget);
- GtkAllocation child_allocation;
- gint border_width;
- int temp;
-
- widget->allocation = *allocation;
- if (gtk_widget_get_realized (widget))
- gdk_window_move_resize (widget->window,
- allocation->x, allocation->y,
- allocation->width, allocation->height);
-
- if (bin->child)
- {
- border_width = (GTK_CONTAINER (widget)->border_width +
- widget->style->xthickness);
-
- child_allocation.x = border_width + GTK_TREE(widget->parent)->current_indent;
- child_allocation.y = GTK_CONTAINER (widget)->border_width;
-
- child_allocation.width = item->pixmaps_box->requisition.width;
- child_allocation.height = item->pixmaps_box->requisition.height;
-
- temp = allocation->height - child_allocation.height;
- child_allocation.y += ( temp / 2 ) + ( temp % 2 );
-
- gtk_widget_size_allocate (item->pixmaps_box, &child_allocation);
-
- child_allocation.y = GTK_CONTAINER (widget)->border_width;
- child_allocation.height = MAX (1, (gint)allocation->height - child_allocation.y * 2);
- child_allocation.x += item->pixmaps_box->requisition.width+DEFAULT_DELTA;
-
- child_allocation.width =
- MAX (1, (gint)allocation->width - ((gint)child_allocation.x + border_width));
-
- gtk_widget_size_allocate (bin->child, &child_allocation);
- }
-}
-
-static void
-gtk_tree_item_draw_lines (GtkWidget *widget)
-{
- GtkTreeItem* item;
- GtkTree* tree;
- guint lx1, ly1, lx2, ly2;
- GdkGC* gc;
-
- g_return_if_fail (GTK_IS_TREE_ITEM (widget));
-
- item = GTK_TREE_ITEM(widget);
- tree = GTK_TREE(widget->parent);
-
- if (!tree->view_line)
- return;
-
- gc = widget->style->text_gc[GTK_STATE_NORMAL];
-
- /* draw vertical line */
- lx1 = item->pixmaps_box->allocation.width;
- lx1 = lx2 = ((lx1 / 2) + (lx1 % 2) +
- GTK_CONTAINER (widget)->border_width + 1 + tree->current_indent);
- ly1 = 0;
- ly2 = widget->allocation.height;
-
- if (g_list_last (tree->children)->data == widget)
- ly2 = (ly2 / 2) + (ly2 % 2);
-
- if (tree != tree->root_tree)
- gdk_draw_line (widget->window, gc, lx1, ly1, lx2, ly2);
-
- /* draw vertical line for subtree connecting */
- if(g_list_last(tree->children)->data != (gpointer)widget)
- ly2 = (ly2 / 2) + (ly2 % 2);
-
- lx2 += DEFAULT_DELTA;
-
- if (item->subtree && item->expanded)
- gdk_draw_line (widget->window, gc,
- lx2, ly2, lx2, widget->allocation.height);
-
- /* draw horizontal line */
- ly1 = ly2;
- lx2 += 2;
-
- gdk_draw_line (widget->window, gc, lx1, ly1, lx2, ly2);
-
- lx2 -= DEFAULT_DELTA+2;
- ly1 = 0;
- ly2 = widget->allocation.height;
-
- if (tree != tree->root_tree)
- {
- item = GTK_TREE_ITEM (tree->tree_owner);
- tree = GTK_TREE (GTK_WIDGET (tree)->parent);
- while (tree != tree->root_tree)
- {
- lx1 = lx2 -= tree->indent_value;
-
- if (g_list_last (tree->children)->data != item)
- gdk_draw_line (widget->window, gc, lx1, ly1, lx2, ly2);
- item = GTK_TREE_ITEM (tree->tree_owner);
- tree = GTK_TREE (GTK_WIDGET (tree)->parent);
- }
- }
-}
-
-static void
-gtk_tree_item_paint (GtkWidget *widget,
- GdkRectangle *area)
-{
- GdkRectangle child_area, item_area;
- GtkTreeItem* tree_item;
-
- /* FIXME: We should honor tree->view_mode, here - I think
- * the desired effect is that when the mode is VIEW_ITEM,
- * only the subitem is drawn as selected, not the entire
- * line. (Like the way that the tree in Windows Explorer
- * works).
- */
- if (gtk_widget_is_drawable (widget))
- {
- tree_item = GTK_TREE_ITEM(widget);
-
- if (widget->state == GTK_STATE_NORMAL)
- {
- gdk_window_set_back_pixmap (widget->window, NULL, TRUE);
- gdk_window_clear_area (widget->window, area->x, area->y, area->width, area->height);
- }
- else
- {
- if (!gtk_widget_is_sensitive (widget))
- gtk_paint_flat_box(widget->style, widget->window,
- widget->state, GTK_SHADOW_NONE,
- area, widget, "treeitem",
- 0, 0, -1, -1);
- else
- gtk_paint_flat_box(widget->style, widget->window,
- widget->state, GTK_SHADOW_ETCHED_OUT,
- area, widget, "treeitem",
- 0, 0, -1, -1);
- }
-
- /* draw left size of tree item */
- item_area.x = 0;
- item_area.y = 0;
- item_area.width = (tree_item->pixmaps_box->allocation.width + DEFAULT_DELTA +
- GTK_TREE (widget->parent)->current_indent + 2);
- item_area.height = widget->allocation.height;
-
-
- if (gdk_rectangle_intersect(&item_area, area, &child_area))
- {
-
- gtk_tree_item_draw_lines(widget);
-
- if (tree_item->pixmaps_box &&
- gtk_widget_get_visible(tree_item->pixmaps_box) &&
- gtk_widget_intersect (tree_item->pixmaps_box, area, &child_area))
- {
- gtk_widget_queue_draw_area (tree_item->pixmaps_box,
- child_area.x, child_area.y,
- child_area.width, child_area.height);
- gdk_window_process_updates (tree_item->pixmaps_box->window, TRUE);
- }
- }
-
- if (gtk_widget_has_focus (widget))
- gtk_paint_focus (widget->style, widget->window, gtk_widget_get_state (widget),
- NULL, widget, "treeitem",
- 0, 0,
- widget->allocation.width,
- widget->allocation.height);
-
- }
-}
-
-static gint
-gtk_tree_item_button_press (GtkWidget *widget,
- GdkEventButton *event)
-{
- if (event->type == GDK_BUTTON_PRESS
- && gtk_widget_is_sensitive(widget)
- && !gtk_widget_has_focus (widget))
- gtk_widget_grab_focus (widget);
-
- return (event->type == GDK_BUTTON_PRESS && gtk_widget_is_sensitive(widget));
-}
-
-static void
-gtk_tree_item_expose_child (GtkWidget *child,
- gpointer client_data)
-{
- struct {
- GtkWidget *container;
- GdkEventExpose *event;
- } *data = client_data;
-
- if (gtk_widget_is_drawable (child) &&
- !gtk_widget_get_has_window (child) &&
- (child->window == data->event->window))
- {
- GdkEvent *child_event = gdk_event_new (GDK_EXPOSE);
- child_event->expose = *data->event;
- g_object_ref (child_event->expose.window);
-
- child_event->expose.region = gtk_widget_region_intersect (child,
- data->event->region);
- if (!gdk_region_empty (child_event->expose.region))
- {
- gdk_region_get_clipbox (child_event->expose.region, &child_event->expose.area);
- gtk_widget_send_expose (child, child_event);
- }
- gdk_event_free (child_event);
- }
-}
-
-static gint
-gtk_tree_item_expose (GtkWidget *widget,
- GdkEventExpose *event)
-{
- struct {
- GtkWidget *container;
- GdkEventExpose *event;
- } data;
-
- if (gtk_widget_is_drawable (widget))
- {
- gtk_tree_item_paint (widget, &event->area);
-
- data.container = widget;
- data.event = event;
-
- gtk_container_forall (GTK_CONTAINER (widget),
- gtk_tree_item_expose_child,
- &data);
- }
-
- return FALSE;
-}
-
-static void
-gtk_real_tree_item_select (GtkItem *item)
-{
- GtkWidget *widget;
-
- g_return_if_fail (GTK_IS_TREE_ITEM (item));
-
- widget = GTK_WIDGET (item);
-
- gtk_widget_set_state (GTK_WIDGET (item), GTK_STATE_SELECTED);
-
- if (!widget->parent || GTK_TREE (widget->parent)->view_mode == GTK_TREE_VIEW_LINE)
- gtk_widget_set_state (GTK_TREE_ITEM (item)->pixmaps_box, GTK_STATE_SELECTED);
-}
-
-static void
-gtk_real_tree_item_deselect (GtkItem *item)
-{
- GtkTreeItem *tree_item;
- GtkWidget *widget;
-
- g_return_if_fail (GTK_IS_TREE_ITEM (item));
-
- tree_item = GTK_TREE_ITEM (item);
- widget = GTK_WIDGET (item);
-
- gtk_widget_set_state (widget, GTK_STATE_NORMAL);
-
- if (!widget->parent || GTK_TREE (widget->parent)->view_mode == GTK_TREE_VIEW_LINE)
- gtk_widget_set_state (tree_item->pixmaps_box, GTK_STATE_NORMAL);
-}
-
-static void
-gtk_real_tree_item_toggle (GtkItem *item)
-{
- g_return_if_fail (GTK_IS_TREE_ITEM (item));
-
- if(!gtk_widget_is_sensitive(GTK_WIDGET (item)))
- return;
-
- if (GTK_IS_TREE (GTK_WIDGET (item)->parent))
- gtk_tree_select_child (GTK_TREE (GTK_WIDGET (item)->parent),
- GTK_WIDGET (item));
- else
- {
- /* Should we really bother with this bit? A listitem not in a list?
- * -Johannes Keukelaar
- * yes, always be on the safe side!
- * -timj
- */
- if (GTK_WIDGET (item)->state == GTK_STATE_SELECTED)
- gtk_widget_set_state (GTK_WIDGET (item), GTK_STATE_NORMAL);
- else
- gtk_widget_set_state (GTK_WIDGET (item), GTK_STATE_SELECTED);
- }
-}
-
-static void
-gtk_real_tree_item_expand (GtkTreeItem *tree_item)
-{
- GtkTree* tree;
-
- g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
-
- if (tree_item->subtree && !tree_item->expanded)
- {
- tree = GTK_TREE (GTK_WIDGET (tree_item)->parent);
-
- /* hide subtree widget */
- gtk_widget_show (tree_item->subtree);
-
- /* hide button '+' and show button '-' */
- if (tree_item->pixmaps_box)
- {
- gtk_container_remove (GTK_CONTAINER (tree_item->pixmaps_box),
- tree_item->plus_pix_widget);
- gtk_container_add (GTK_CONTAINER (tree_item->pixmaps_box),
- tree_item->minus_pix_widget);
- }
- if (tree->root_tree)
- gtk_widget_queue_resize (GTK_WIDGET (tree->root_tree));
- tree_item->expanded = TRUE;
- }
-}
-
-static void
-gtk_real_tree_item_collapse (GtkTreeItem *tree_item)
-{
- GtkTree* tree;
-
- g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
-
- if (tree_item->subtree && tree_item->expanded)
- {
- tree = GTK_TREE (GTK_WIDGET (tree_item)->parent);
-
- /* hide subtree widget */
- gtk_widget_hide (tree_item->subtree);
-
- /* hide button '-' and show button '+' */
- if (tree_item->pixmaps_box)
- {
- gtk_container_remove (GTK_CONTAINER (tree_item->pixmaps_box),
- tree_item->minus_pix_widget);
- gtk_container_add (GTK_CONTAINER (tree_item->pixmaps_box),
- tree_item->plus_pix_widget);
- }
- if (tree->root_tree)
- gtk_widget_queue_resize (GTK_WIDGET (tree->root_tree));
- tree_item->expanded = FALSE;
- }
-}
-
-static void
-gtk_tree_item_destroy (GtkObject *object)
-{
- GtkTreeItem* item = GTK_TREE_ITEM(object);
- GtkWidget* child;
-
-#ifdef TREE_DEBUG
- g_message("+ gtk_tree_item_destroy [object %#x]\n", (int)object);
-#endif /* TREE_DEBUG */
-
- /* free sub tree if it exist */
- child = item->subtree;
- if (child)
- {
- g_object_ref (child);
- gtk_widget_unparent (child);
- gtk_widget_destroy (child);
- g_object_unref (child);
- item->subtree = NULL;
- }
-
- /* free pixmaps box */
- child = item->pixmaps_box;
- if (child)
- {
- g_object_ref (child);
- gtk_widget_unparent (child);
- gtk_widget_destroy (child);
- g_object_unref (child);
- item->pixmaps_box = NULL;
- }
-
-
- /* destroy plus pixmap */
- if (item->plus_pix_widget)
- {
- gtk_widget_destroy (item->plus_pix_widget);
- g_object_unref (item->plus_pix_widget);
- item->plus_pix_widget = NULL;
- }
-
- /* destroy minus pixmap */
- if (item->minus_pix_widget)
- {
- gtk_widget_destroy (item->minus_pix_widget);
- g_object_unref (item->minus_pix_widget);
- item->minus_pix_widget = NULL;
- }
-
- /* By removing the pixmaps here, and not in unrealize, we depend on
- * the fact that a widget can never change colormap or visual.
- */
- gtk_tree_item_remove_pixmaps (item);
-
- GTK_OBJECT_CLASS (parent_class)->destroy (object);
-
-#ifdef TREE_DEBUG
- g_message("- gtk_tree_item_destroy\n");
-#endif /* TREE_DEBUG */
-}
-
-void
-gtk_tree_item_remove_subtree (GtkTreeItem* item)
-{
- g_return_if_fail (GTK_IS_TREE_ITEM(item));
- g_return_if_fail (item->subtree != NULL);
-
- if (GTK_TREE (item->subtree)->children)
- {
- /* The following call will remove the children and call
- * gtk_tree_item_remove_subtree() again. So we are done.
- */
- gtk_tree_remove_items (GTK_TREE (item->subtree),
- GTK_TREE (item->subtree)->children);
- return;
- }
-
- if (gtk_widget_get_mapped (item->subtree))
- gtk_widget_unmap (item->subtree);
-
- gtk_widget_unparent (item->subtree);
-
- if (item->pixmaps_box)
- gtk_widget_hide (item->pixmaps_box);
-
- item->subtree = NULL;
-
- if (item->expanded)
- {
- item->expanded = FALSE;
- if (item->pixmaps_box)
- {
- gtk_container_remove (GTK_CONTAINER (item->pixmaps_box),
- item->minus_pix_widget);
- gtk_container_add (GTK_CONTAINER (item->pixmaps_box),
- item->plus_pix_widget);
- }
- }
-}
-
-static void
-gtk_tree_item_map (GtkWidget *widget)
-{
- GtkBin *bin = GTK_BIN (widget);
- GtkTreeItem* item = GTK_TREE_ITEM(widget);
-
- gtk_widget_set_mapped (widget, TRUE);
-
- if(item->pixmaps_box &&
- gtk_widget_get_visible (item->pixmaps_box) &&
- !gtk_widget_get_mapped (item->pixmaps_box))
- gtk_widget_map (item->pixmaps_box);
-
- if (bin->child &&
- gtk_widget_get_visible (bin->child) &&
- !gtk_widget_get_mapped (bin->child))
- gtk_widget_map (bin->child);
-
- gdk_window_show (widget->window);
-}
-
-static void
-gtk_tree_item_unmap (GtkWidget *widget)
-{
- GtkBin *bin = GTK_BIN (widget);
- GtkTreeItem* item = GTK_TREE_ITEM(widget);
-
- gtk_widget_set_mapped (widget, FALSE);
-
- gdk_window_hide (widget->window);
-
- if(item->pixmaps_box &&
- gtk_widget_get_visible (item->pixmaps_box) &&
- gtk_widget_get_mapped (item->pixmaps_box))
- gtk_widget_unmap (bin->child);
-
- if (bin->child &&
- gtk_widget_get_visible (bin->child) &&
- gtk_widget_get_mapped (bin->child))
- gtk_widget_unmap (bin->child);
-}
-
-static void
-gtk_tree_item_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- gpointer callback_data)
-{
- GtkBin *bin = GTK_BIN (container);
- GtkTreeItem *tree_item = GTK_TREE_ITEM (container);
-
- if (bin->child)
- (* callback) (bin->child, callback_data);
- if (include_internals && tree_item->subtree)
- (* callback) (tree_item->subtree, callback_data);
- if (include_internals && tree_item->pixmaps_box)
- (* callback) (tree_item->pixmaps_box, callback_data);
-}
-
-#define __GTK_TREE_ITEM_C__
-#include "gtkaliasdef.c"
projects / gtk4.git / commitdiff