Tree widget implementation by Bolliet Jerome.

There is also another tree widget implementation by
AOSASA Shigeru <aozasa@sakuranet.or.jp>:

ftp://ftp.gimp.org/pub/gtk/contrib/gtk-shige-971216-0.tar.gz

-Shawn
This commit is contained in:
Shawn Amundson
1997-12-17 23:41:42 +00:00
parent 865eab2445
commit 4de2665e8c
12 changed files with 2125 additions and 21 deletions

View File

@ -8,3 +8,4 @@ testgtk
testinput
testselection
simple
testtree

View File

@ -193,11 +193,15 @@ EXTRA_DIST = \
marble.xpm \
3DRings.xpm \
FilesQueue.xpm \
Modeller.xpm
Modeller.xpm \
tree_plus.xpm \
tree_minus.xpm \
tree_plus.xbm \
tree_minus.xbm
INCLUDES = -I$(top_srcdir) -I$(top_srcdir)/glib @x_cflags@
noinst_PROGRAMS = testgtk testinput testselection simple
noinst_PROGRAMS = testgtk testinput testselection simple testtree
testgtk_LDADD = \
libgtk.la \
$(top_builddir)/gdk/libgdk.la \
@ -230,6 +234,14 @@ simple_LDADD = \
$(top_builddir)/glib/libglib.la \
-lm
testtree_LDADD = \
libgtk.la \
$(top_builddir)/gdk/libgdk.la \
@x_ldflags@ \
@x_libs@ \
$(top_builddir)/glib/libglib.la \
-lm
DEPS = \
$(top_builddir)/gtk/libgtk.la \
$(top_builddir)/gdk/libgdk.la \
@ -239,6 +251,7 @@ testgtk_DEPENDENCIES = $(DEPS)
testinput_DEPENDENCIES = $(DEPS)
testselection_DEPENDENCIES = $(DEPS)
simple_DEPENDENCIES = $(DEPS)
testtree_DEPENDENCIES = $(DEPS)
.PHONY: files

View File

@ -259,11 +259,15 @@ EXTRA_DIST = \
marble.xpm \
3DRings.xpm \
FilesQueue.xpm \
Modeller.xpm
Modeller.xpm \
tree_plus.xpm \
tree_minus.xpm \
tree_plus.xbm \
tree_minus.xbm
INCLUDES = -I$(top_srcdir) -I$(top_srcdir)/glib @x_cflags@
noinst_PROGRAMS = testgtk testinput testselection simple
noinst_PROGRAMS = testgtk testinput testselection simple testtree
testgtk_LDADD = \
libgtk.la \
$(top_builddir)/gdk/libgdk.la \
@ -296,6 +300,14 @@ simple_LDADD = \
$(top_builddir)/glib/libglib.la \
-lm
testtree_LDADD = \
libgtk.la \
$(top_builddir)/gdk/libgdk.la \
@x_ldflags@ \
@x_libs@ \
$(top_builddir)/glib/libglib.la \
-lm
DEPS = \
$(top_builddir)/gtk/libgtk.la \
$(top_builddir)/gdk/libgdk.la \
@ -305,6 +317,7 @@ testgtk_DEPENDENCIES = $(DEPS)
testinput_DEPENDENCIES = $(DEPS)
testselection_DEPENDENCIES = $(DEPS)
simple_DEPENDENCIES = $(DEPS)
testtree_DEPENDENCIES = $(DEPS)
mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs
CONFIG_HEADER = ../config.h
CONFIG_CLEAN_FILES =
@ -352,6 +365,9 @@ testselection_LDFLAGS =
simple_SOURCES = simple.c
simple_OBJECTS = simple.o
simple_LDFLAGS =
testtree_SOURCES = testtree.c
testtree_OBJECTS = testtree.o
testtree_LDFLAGS =
CFLAGS = @CFLAGS@
COMPILE = $(CC) $(DEFS) $(INCLUDES) $(CPPFLAGS) $(CFLAGS)
LTCOMPILE = $(LIBTOOL) --mode=compile $(CC) $(DEFS) $(INCLUDES) $(CPPFLAGS) $(CFLAGS)
@ -363,7 +379,7 @@ DIST_COMMON = Makefile.am Makefile.in
DISTFILES = $(DIST_COMMON) $(SOURCES) $(HEADERS) $(TEXINFOS) $(EXTRA_DIST)
TAR = gtar
TAR = tar
GZIP = --best
DEP_FILES = .deps/fnmatch.P .deps/gtkaccelerator.P \
.deps/gtkadjustment.P .deps/gtkalignment.P .deps/gtkarrow.P \
@ -391,9 +407,9 @@ DEP_FILES = .deps/fnmatch.P .deps/gtkaccelerator.P \
.deps/gtkviewport.P .deps/gtkvpaned.P .deps/gtkvruler.P \
.deps/gtkvscale.P .deps/gtkvscrollbar.P .deps/gtkvseparator.P \
.deps/gtkwidget.P .deps/gtkwindow.P .deps/simple.P .deps/testgtk.P \
.deps/testinput.P .deps/testselection.P
SOURCES = $(libgtk_la_SOURCES) testgtk.c testinput.c testselection.c simple.c
OBJECTS = $(libgtk_la_OBJECTS) testgtk.o testinput.o testselection.o simple.o
.deps/testinput.P .deps/testselection.P .deps/testtree.P
SOURCES = $(libgtk_la_SOURCES) testgtk.c testinput.c testselection.c simple.c testtree.c
OBJECTS = $(libgtk_la_OBJECTS) testgtk.o testinput.o testselection.o simple.o testtree.o
default: all
@ -498,6 +514,10 @@ simple: $(simple_OBJECTS) $(simple_DEPENDENCIES)
@rm -f simple
$(LINK) $(simple_LDFLAGS) $(simple_OBJECTS) $(simple_LDADD) $(LIBS)
testtree: $(testtree_OBJECTS) $(testtree_DEPENDENCIES)
@rm -f testtree
$(LINK) $(testtree_LDFLAGS) $(testtree_OBJECTS) $(testtree_LDADD) $(LIBS)
install-gtkincludeHEADERS: $(gtkinclude_HEADERS)
@$(NORMAL_INSTALL)
$(mkinstalldirs) $(gtkincludedir)

View File

@ -16,11 +16,63 @@
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "gtktree.h"
#include "gtktreeitem.h"
#include "gtkmain.h"
#include "gtksignal.h"
#include "gtklist.h"
enum {
SELECTION_CHANGED,
SELECT_CHILD,
UNSELECT_CHILD,
LAST_SIGNAL
};
typedef void (*GtkTreeSignal) (GtkObject *object,
gpointer arg1,
gpointer data);
static void gtk_tree_class_init (GtkTreeClass *klass);
static void gtk_tree_init (GtkTree *tree);
static void gtk_tree_destroy (GtkObject *object);
static void gtk_tree_map (GtkWidget *widget);
static void gtk_tree_unmap (GtkWidget *widget);
static void gtk_tree_realize (GtkWidget *widget);
static void gtk_tree_draw (GtkWidget *widget,
GdkRectangle *area);
static gint gtk_tree_expose (GtkWidget *widget,
GdkEventExpose *event);
static gint gtk_tree_motion_notify (GtkWidget *widget,
GdkEventMotion *event);
static gint gtk_tree_button_press (GtkWidget *widget,
GdkEventButton *event);
static gint gtk_tree_button_release (GtkWidget *widget,
GdkEventButton *event);
static void gtk_tree_size_request (GtkWidget *widget,
GtkRequisition *requisition);
static void gtk_tree_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
static void gtk_tree_add (GtkContainer *container,
GtkWidget *widget);
static void gtk_tree_remove (GtkContainer *container,
GtkWidget *widget);
static void gtk_tree_foreach (GtkContainer *container,
GtkCallback callback,
gpointer callback_data);
static void gtk_real_tree_select_child (GtkTree *tree,
GtkWidget *child);
static void gtk_real_tree_unselect_child (GtkTree *tree,
GtkWidget *child);
static void gtk_tree_marshal_signal (GtkObject *object,
GtkSignalFunc func,
gpointer func_data,
GtkArg *args);
static GtkContainerClass *parent_class = NULL;
static gint tree_signals[LAST_SIGNAL] = { 0 };
guint
gtk_tree_get_type ()
@ -48,11 +100,75 @@ gtk_tree_get_type ()
static void
gtk_tree_class_init (GtkTreeClass *class)
{
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
GtkContainerClass *container_class;
object_class = (GtkObjectClass*) class;
widget_class = (GtkWidgetClass*) class;
container_class = (GtkContainerClass*) class;
parent_class = gtk_type_class (gtk_container_get_type ());
tree_signals[SELECTION_CHANGED] =
gtk_signal_new ("selection_changed",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (GtkTreeClass, selection_changed),
gtk_signal_default_marshaller,
GTK_TYPE_NONE, 0);
tree_signals[SELECT_CHILD] =
gtk_signal_new ("select_child",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (GtkTreeClass, select_child),
gtk_tree_marshal_signal,
GTK_TYPE_NONE, 1,
GTK_TYPE_WIDGET);
tree_signals[UNSELECT_CHILD] =
gtk_signal_new ("unselect_child",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (GtkTreeClass, unselect_child),
gtk_tree_marshal_signal,
GTK_TYPE_NONE, 1,
GTK_TYPE_WIDGET);
gtk_object_class_add_signals (object_class, tree_signals, LAST_SIGNAL);
object_class->destroy = gtk_tree_destroy;
widget_class->map = gtk_tree_map;
widget_class->unmap = gtk_tree_unmap;
widget_class->realize = gtk_tree_realize;
widget_class->draw = gtk_tree_draw;
widget_class->expose_event = gtk_tree_expose;
widget_class->motion_notify_event = gtk_tree_motion_notify;
widget_class->button_press_event = gtk_tree_button_press;
widget_class->button_release_event = gtk_tree_button_release;
widget_class->size_request = gtk_tree_size_request;
widget_class->size_allocate = gtk_tree_size_allocate;
container_class->add = gtk_tree_add;
container_class->remove = gtk_tree_remove;
container_class->foreach = gtk_tree_foreach;
class->selection_changed = NULL;
class->select_child = gtk_real_tree_select_child;
class->unselect_child = gtk_real_tree_unselect_child;
}
static void
gtk_tree_init (GtkTree *tree)
{
tree->children = NULL;
tree->root_tree = NULL;
tree->selection = NULL;
tree->tree_owner = NULL;
tree->selection_mode = GTK_SELECTION_SINGLE;
tree->indent_value = 10;
tree->current_indent = 0;
tree->view_mode = GTK_TREE_VIEW_LINE;
}
GtkWidget*
@ -65,12 +181,22 @@ void
gtk_tree_append (GtkTree *tree,
GtkWidget *child)
{
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (child));
gtk_tree_insert(tree, child, -1);
}
void
gtk_tree_prepend (GtkTree *tree,
GtkWidget *child)
{
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (child));
gtk_tree_insert(tree, child, 0);
}
void
@ -78,4 +204,834 @@ gtk_tree_insert (GtkTree *tree,
GtkWidget *child,
gint position)
{
gint nchildren;
g_return_if_fail (tree != NULL || child != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM(child));
/* set parent widget to item */
gtk_widget_set_parent (child, GTK_WIDGET (tree));
if (GTK_WIDGET_VISIBLE (child->parent))
{
if (GTK_WIDGET_REALIZED (child->parent) &&
!GTK_WIDGET_REALIZED (child))
gtk_widget_realize (child);
if (GTK_WIDGET_MAPPED (child->parent) &&
!GTK_WIDGET_MAPPED (child))
gtk_widget_map (child);
}
nchildren = g_list_length (tree->children);
if ((position < 0) || (position > nchildren))
position = nchildren;
if (position == nchildren)
{
tree->children = g_list_append(tree->children, child);
}
else
{
g_list_insert(tree->children, child, position);
}
if (GTK_WIDGET_VISIBLE (tree))
gtk_widget_queue_resize (GTK_WIDGET (tree));
}
static void
gtk_tree_add (GtkContainer *container,
GtkWidget *widget)
{
GtkTree *tree;
g_return_if_fail (container != NULL);
g_return_if_fail (GTK_IS_TREE (container));
g_return_if_fail (widget != NULL);
tree = GTK_TREE (container);
gtk_widget_set_parent (widget, GTK_WIDGET (container));
if (GTK_WIDGET_VISIBLE (widget->parent))
{
if (GTK_WIDGET_REALIZED (widget->parent) &&
!GTK_WIDGET_REALIZED (widget))
gtk_widget_realize (widget);
if (GTK_WIDGET_MAPPED (widget->parent) &&
!GTK_WIDGET_MAPPED (widget))
gtk_widget_map (widget);
}
tree->children = g_list_append (tree->children, widget);
#ifdef 0
if (!tree->selection && (tree->selection_mode == GTK_SELECTION_BROWSE))
{
gtk_tree_select_child (tree, widget);
}
#endif
if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (container))
gtk_widget_queue_resize (widget);
}
static gint
gtk_tree_button_press (GtkWidget *widget,
GdkEventButton *event)
{
GtkTree *tree;
GtkWidget *item;
g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_TREE (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
tree = GTK_TREE (widget);
item = gtk_get_event_widget ((GdkEvent*) event);
while (!gtk_type_is_a (GTK_WIDGET_TYPE (item), gtk_tree_item_get_type ()))
item = item->parent;
switch(event->button)
{
case 1:
gtk_tree_select_child (tree, item);
break;
case 2:
if(GTK_TREE_ITEM(item)->subtree) gtk_tree_item_expand(GTK_TREE_ITEM(item));
break;
case 3:
if(GTK_TREE_ITEM(item)->subtree) gtk_tree_item_collapse(GTK_TREE_ITEM(item));
break;
}
return TRUE;
}
static gint
gtk_tree_button_release (GtkWidget *widget,
GdkEventButton *event)
{
GtkTree *tree;
GtkWidget *item;
g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_TREE (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
tree = GTK_TREE (widget);
item = gtk_get_event_widget ((GdkEvent*) event);
return TRUE;
}
gint
gtk_tree_child_position (GtkTree *tree,
GtkWidget *child)
{
GList *children;
gint pos;
g_return_val_if_fail (tree != NULL, -1);
g_return_val_if_fail (GTK_IS_TREE (tree), -1);
g_return_val_if_fail (child != NULL, -1);
pos = 0;
children = tree->children;
while (children)
{
if (child == GTK_WIDGET (children->data))
return pos;
pos += 1;
children = children->next;
}
return -1;
}
void
gtk_tree_clear_items (GtkTree *tree,
gint start,
gint end)
{
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TREE (tree));
}
static void
gtk_tree_destroy (GtkObject *object)
{
GtkTree *tree;
GtkWidget *child;
GList *children;
g_return_if_fail (object != NULL);
g_return_if_fail (GTK_IS_TREE (object));
tree = GTK_TREE (object);
children = tree->children;
while (children)
{
child = children->data;
children = children->next;
child->parent = NULL;
gtk_object_unref (GTK_OBJECT (child));
gtk_widget_destroy (child);
}
g_list_free (tree->children);
if(tree->root_tree == NULL)
g_list_free (tree->selection);
if (GTK_OBJECT_CLASS (parent_class)->destroy)
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
static void
gtk_tree_draw (GtkWidget *widget,
GdkRectangle *area)
{
GtkTree *tree;
GtkWidget *subtree;
GtkWidget *child;
GdkRectangle child_area;
GList *children;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE (widget));
g_return_if_fail (area != NULL);
if (GTK_WIDGET_DRAWABLE (widget))
{
tree = GTK_TREE (widget);
children = tree->children;
while (children)
{
child = children->data;
children = children->next;
if (gtk_widget_intersect (child, area, &child_area))
gtk_widget_draw (child, &child_area);
if((subtree = GTK_TREE_ITEM(child)->subtree) &&
GTK_WIDGET_VISIBLE(subtree) &&
gtk_widget_intersect (subtree, area, &child_area))
gtk_widget_draw (subtree, &child_area);
}
}
}
static gint
gtk_tree_expose (GtkWidget *widget,
GdkEventExpose *event)
{
GtkTree *tree;
GtkWidget *child;
GdkEventExpose child_event;
GList *children;
g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_TREE (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
if (GTK_WIDGET_DRAWABLE (widget))
{
tree = GTK_TREE (widget);
child_event = *event;
children = tree->children;
while (children)
{
child = children->data;
children = children->next;
if (GTK_WIDGET_NO_WINDOW (child) &&
gtk_widget_intersect (child, &event->area, &child_event.area))
gtk_widget_event (child, (GdkEvent*) &child_event);
}
}
return FALSE;
}
static void
gtk_tree_foreach (GtkContainer *container,
GtkCallback callback,
gpointer callback_data)
{
GtkTree *tree;
GtkWidget *child;
GList *children;
g_return_if_fail (container != NULL);
g_return_if_fail (GTK_IS_TREE (container));
g_return_if_fail (callback != NULL);
tree = GTK_TREE (container);
children = tree->children;
while (children)
{
child = children->data;
children = children->next;
(* callback) (child, callback_data);
if(GTK_TREE_ITEM(child)->subtree)
(* callback)(GTK_TREE_ITEM(child)->subtree, callback_data);
}
}
static void
gtk_tree_map (GtkWidget *widget)
{
GtkTree *tree;
GtkWidget *child;
GList *children;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE (widget));
GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
tree = GTK_TREE (widget);
gdk_window_show (widget->window);
if(GTK_IS_TREE(widget->parent))
{
/* set root tree for this tree */
tree->root_tree = GTK_TREE(widget->parent)->root_tree;
tree->indent_value = GTK_TREE(GTK_WIDGET(tree)->parent)->indent_value;
tree->current_indent = GTK_TREE(GTK_WIDGET(tree)->parent)->current_indent +
tree->indent_value;
tree->view_mode = GTK_TREE(GTK_WIDGET(tree)->parent)->view_mode;
} else
tree->root_tree = tree;
children = tree->children;
while (children)
{
child = children->data;
children = children->next;
if (GTK_WIDGET_VISIBLE (child) &&
!GTK_WIDGET_MAPPED (child))
gtk_widget_map (child);
if ((child = GTK_WIDGET(GTK_TREE_ITEM(child)->subtree)) &&
GTK_WIDGET_VISIBLE (child) &&
!GTK_WIDGET_MAPPED (child))
gtk_widget_map (child);
}
}
static void
gtk_tree_marshal_signal (GtkObject *object,
GtkSignalFunc func,
gpointer func_data,
GtkArg *args)
{
GtkTreeSignal rfunc;
rfunc = (GtkTreeSignal) func;
(* rfunc) (object, GTK_VALUE_OBJECT (args[0]), func_data);
}
static gint
gtk_tree_motion_notify (GtkWidget *widget,
GdkEventMotion *event)
{
g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_TREE (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
g_print("gtk_tree_motion_notify\n");
return FALSE;
}
static void
gtk_tree_realize (GtkWidget *widget)
{
GdkWindowAttr attributes;
gint attributes_mask;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE (widget));
GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
attributes.window_type = GDK_WINDOW_CHILD;
attributes.x = widget->allocation.x;
attributes.y = widget->allocation.y;
attributes.width = widget->allocation.width;
attributes.height = widget->allocation.height;
attributes.wclass = GDK_INPUT_OUTPUT;
attributes.visual = gtk_widget_get_visual (widget);
attributes.colormap = gtk_widget_get_colormap (widget);
attributes.event_mask = GDK_EXPOSURE_MASK;
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
widget->window = gdk_window_new (widget->parent->window, &attributes, attributes_mask);
gdk_window_set_user_data (widget->window, widget);
widget->style = gtk_style_attach (widget->style, widget->window);
gdk_window_set_background (widget->window, &widget->style->white);
}
static void
gtk_tree_remove (GtkContainer *container,
GtkWidget *widget)
{
GList *item_list;
g_return_if_fail (container != NULL);
g_return_if_fail (GTK_IS_TREE (container));
g_return_if_fail (widget != NULL);
g_return_if_fail (container == GTK_CONTAINER (widget->parent));
item_list = g_list_alloc ();
item_list->data = widget;
gtk_tree_remove_items (GTK_TREE (container), item_list);
g_list_free (item_list);
}
void
gtk_tree_remove_items (GtkTree *tree,
GList *items)
{
GtkWidget *widget;
GList *selected_widgets;
GList *tmp_list;
GtkTree *real_tree, *root_tree;
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TREE (tree));
root_tree = GTK_TREE(GTK_TREE_ROOT_TREE(tree));
tmp_list = items;
selected_widgets = NULL;
widget = NULL;
while (tmp_list)
{
widget = tmp_list->data;
tmp_list = tmp_list->next;
/* get real owner of this widget */
real_tree = GTK_TREE(widget->parent);
if (widget->state == GTK_STATE_SELECTED)
selected_widgets = g_list_prepend (selected_widgets, widget);
/* remove this item of his real parent */
real_tree->children = g_list_remove (real_tree->children, widget);
/* delete subtree if there is no children in it */
if(real_tree->children == NULL &&
real_tree != root_tree)
{
gtk_tree_item_remove_subtree(GTK_TREE_ITEM(real_tree->tree_owner));
}
/* remove subtree associate at this item if it exist */
if(GTK_TREE_ITEM(widget)->subtree)
{
if (GTK_WIDGET_MAPPED (GTK_TREE_ITEM(widget)->subtree))
gtk_widget_unmap (GTK_TREE_ITEM(widget)->subtree);
gtk_widget_unparent (GTK_TREE_ITEM(widget)->subtree);
}
/* remove really widget for this item */
if (GTK_WIDGET_MAPPED (widget))
gtk_widget_unmap (widget);
gtk_widget_unparent (widget);
}
if (selected_widgets)
{
tmp_list = selected_widgets;
while (tmp_list)
{
widget = tmp_list->data;
tmp_list = tmp_list->next;
gtk_tree_unselect_child (tree, widget);
}
}
g_list_free (selected_widgets);
if (root_tree->children && !root_tree->selection &&
(root_tree->selection_mode == GTK_SELECTION_BROWSE))
{
widget = root_tree->children->data;
gtk_tree_select_child (root_tree, widget);
}
if (GTK_WIDGET_VISIBLE (root_tree))
gtk_widget_queue_resize (GTK_WIDGET (root_tree));
}
void
gtk_tree_select_child (GtkTree *tree,
GtkWidget *child)
{
gtk_signal_emit (GTK_OBJECT (tree), tree_signals[SELECT_CHILD], child);
}
void
gtk_tree_select_item (GtkTree *tree,
gint item)
{
GList *tmp_list;
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TREE (tree));
tmp_list = g_list_nth (tree->children, item);
if (tmp_list)
gtk_tree_select_child (tree, GTK_WIDGET (tmp_list->data));
}
static void
gtk_tree_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
GtkTree *tree;
GtkWidget *child, *subtree;
GtkAllocation child_allocation;
GList *children;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE (widget));
g_return_if_fail (allocation != NULL);
tree = GTK_TREE (widget);
widget->allocation = *allocation;
if (GTK_WIDGET_REALIZED (widget))
gdk_window_move_resize (widget->window,
allocation->x, allocation->y,
allocation->width, allocation->height);
if (tree->children)
{
child_allocation.x = GTK_CONTAINER (tree)->border_width;
child_allocation.y = GTK_CONTAINER (tree)->border_width;
child_allocation.width = allocation->width - child_allocation.x * 2;
children = tree->children;
while (children)
{
child = children->data;
children = children->next;
if (GTK_WIDGET_VISIBLE (child))
{
child_allocation.height = child->requisition.height;
gtk_widget_size_allocate (child, &child_allocation);
child_allocation.y += child_allocation.height;
if((subtree = GTK_TREE_ITEM(child)->subtree))
if(GTK_WIDGET_VISIBLE (subtree))
{
child_allocation.height = subtree->requisition.height;
gtk_widget_size_allocate (subtree, &child_allocation);
child_allocation.y += child_allocation.height;
}
}
}
}
}
static void
gtk_tree_size_request (GtkWidget *widget,
GtkRequisition *requisition)
{
GtkTree *tree;
GtkWidget *child, *subtree;
GList *children;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE (widget));
g_return_if_fail (requisition != NULL);
tree = GTK_TREE (widget);
requisition->width = 0;
requisition->height = 0;
children = tree->children;
while (children)
{
child = children->data;
children = children->next;
if (GTK_WIDGET_VISIBLE (child))
{
gtk_widget_size_request (child, &child->requisition);
requisition->width = MAX (requisition->width, child->requisition.width);
requisition->height += child->requisition.height;
if((subtree = GTK_TREE_ITEM(child)->subtree) &&
GTK_WIDGET_VISIBLE (subtree))
{
gtk_widget_size_request (subtree, &subtree->requisition);
requisition->width = MAX (requisition->width,
subtree->requisition.width);
requisition->height += subtree->requisition.height;
}
}
}
requisition->width += GTK_CONTAINER (tree)->border_width * 2;
requisition->height += GTK_CONTAINER (tree)->border_width * 2;
requisition->width = MAX (requisition->width, 1);
requisition->height = MAX (requisition->height, 1);
}
static void
gtk_tree_unmap (GtkWidget *widget)
{
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE (widget));
GTK_WIDGET_UNSET_FLAGS (widget, GTK_MAPPED);
gdk_window_hide (widget->window);
}
void
gtk_tree_unselect_child (GtkTree *tree,
GtkWidget *child)
{
gtk_signal_emit (GTK_OBJECT (tree), tree_signals[UNSELECT_CHILD], child);
}
void
gtk_tree_unselect_item (GtkTree *tree,
gint item)
{
GList *tmp_list;
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TREE (tree));
tmp_list = g_list_nth (tree->children, item);
if (tmp_list)
gtk_tree_unselect_child (tree, GTK_WIDGET (tmp_list->data));
}
static void
gtk_real_tree_select_child (GtkTree *tree,
GtkWidget *child)
{
GList *selection, *root_selection;
GList *tmp_list;
GtkWidget *tmp_item;
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TREE (tree));
g_return_if_fail (child != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (child));
root_selection = tree->root_tree->selection;
switch (tree->root_tree->selection_mode)
{
case GTK_SELECTION_SINGLE:
selection = root_selection;
/* remove old selection list */
while (selection)
{
tmp_item = selection->data;
if (tmp_item != child)
{
gtk_tree_item_deselect (GTK_TREE_ITEM (tmp_item));
tmp_list = selection;
selection = selection->next;
root_selection = g_list_remove_link (root_selection, tmp_list);
g_list_free (tmp_list);
}
else
selection = selection->next;
}
if (child->state == GTK_STATE_NORMAL)
{
gtk_tree_item_select (GTK_TREE_ITEM (child));
root_selection = g_list_prepend (root_selection, child);
}
else if (child->state == GTK_STATE_SELECTED)
{
gtk_tree_item_deselect (GTK_TREE_ITEM (child));
root_selection = g_list_remove (root_selection, child);
}
tree->root_tree->selection= root_selection;
gtk_signal_emit (GTK_OBJECT (tree->root_tree),
tree_signals[SELECTION_CHANGED]);
case GTK_SELECTION_BROWSE:
selection = root_selection;
while (selection)
{
tmp_item = selection->data;
if (tmp_item != child)
{
gtk_tree_item_deselect (GTK_TREE_ITEM (tmp_item));
tmp_list = selection;
selection = selection->next;
root_selection = g_list_remove_link (root_selection, tmp_list);
g_list_free (tmp_list);
}
else
selection = selection->next;
}
tree->root_tree->selection= root_selection;
if (child->state == GTK_STATE_NORMAL)
{
gtk_tree_item_select (GTK_TREE_ITEM (child));
root_selection = g_list_prepend (root_selection, child);
tree->root_tree->selection= root_selection;
gtk_signal_emit (GTK_OBJECT (tree->root_tree),
tree_signals[SELECTION_CHANGED]);
}
break;
case GTK_SELECTION_MULTIPLE:
if (child->state == GTK_STATE_NORMAL)
{
gtk_tree_item_select (GTK_TREE_ITEM (child));
root_selection = g_list_prepend (root_selection, child);
tree->root_tree->selection= root_selection;
gtk_signal_emit (GTK_OBJECT (tree->root_tree),
tree_signals[SELECTION_CHANGED]);
}
else if (child->state == GTK_STATE_SELECTED)
{
gtk_tree_item_deselect (GTK_TREE_ITEM (child));
root_selection = g_list_remove (root_selection, child);
tree->root_tree->selection= root_selection;
gtk_signal_emit (GTK_OBJECT (tree->root_tree),
tree_signals[SELECTION_CHANGED]);
}
break;
case GTK_SELECTION_EXTENDED:
break;
}
}
static void
gtk_real_tree_unselect_child (GtkTree *tree,
GtkWidget *child)
{
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TREE (tree));
g_return_if_fail (child != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (child));
switch (tree->selection_mode)
{
case GTK_SELECTION_SINGLE:
case GTK_SELECTION_MULTIPLE:
case GTK_SELECTION_BROWSE:
if (child->state == GTK_STATE_SELECTED)
{
GtkTree* root_tree = GTK_TREE_ROOT_TREE(tree);
gtk_tree_item_deselect (GTK_TREE_ITEM (child));
root_tree->selection = g_list_remove (root_tree->selection, child);
gtk_signal_emit (GTK_OBJECT (tree->root_tree),
tree_signals[SELECTION_CHANGED]);
}
break;
case GTK_SELECTION_EXTENDED:
break;
}
}
void
gtk_tree_set_selection_mode (GtkTree *tree,
GtkSelectionMode mode)
{
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TREE (tree));
tree->selection_mode = mode;
}
void
gtk_tree_set_view_mode (GtkTree *tree,
GtkTreeViewMode mode)
{
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TREE (tree));
tree->view_mode = mode;
}

View File

@ -32,6 +32,15 @@ extern "C" {
#define GTK_TREE_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, gtk_tree_get_type (), GtkTreeClass)
#define GTK_IS_TREE(obj) GTK_CHECK_TYPE (obj, gtk_tree_get_type ())
#define GTK_IS_ROOT_TREE(obj) (GTK_TREE(obj)->root_tree == NULL)
#define GTK_TREE_ROOT_TREE(obj) (GTK_TREE(obj)->root_tree ? GTK_TREE(obj)->root_tree : GTK_TREE(obj))
#define GTK_TREE_SELECTION(obj) (GTK_TREE_ROOT_TREE(obj)->selection)
typedef enum
{
GTK_TREE_VIEW_LINE, /* default view mode */
GTK_TREE_VIEW_ITEM
} GtkTreeViewMode;
typedef struct _GtkTree GtkTree;
typedef struct _GtkTreeClass GtkTreeClass;
@ -41,25 +50,58 @@ struct _GtkTree
GtkContainer container;
GList *children;
GtkTree* root_tree; /* owner of selection list */
GtkWidget* tree_owner;
GList *selection;
guint indent_value;
guint current_indent;
guint selection_mode : 2;
guint view_mode : 1;
};
struct _GtkTreeClass
{
GtkContainerClass parent_class;
void (* selection_changed) (GtkTree *tree);
void (* select_child) (GtkTree *tree,
GtkWidget *child);
void (* unselect_child) (GtkTree *tree,
GtkWidget *child);
};
guint gtk_tree_get_type (void);
GtkWidget* gtk_tree_new (void);
void gtk_tree_append (GtkTree *tree,
GtkWidget *child);
void gtk_tree_prepend (GtkTree *tree,
GtkWidget *child);
void gtk_tree_insert (GtkTree *tree,
GtkWidget *child,
gint position);
guint gtk_tree_get_type (void);
GtkWidget* gtk_tree_new (void);
void gtk_tree_append (GtkTree *tree,
GtkWidget *child);
void gtk_tree_prepend (GtkTree *tree,
GtkWidget *child);
void gtk_tree_insert (GtkTree *tree,
GtkWidget *child,
gint position);
void gtk_tree_remove_item (GtkTree *tree,
GtkWidget *child);
void gtk_tree_remove_items (GtkTree *tree,
GList *items);
void gtk_tree_clear_items (GtkTree *tree,
gint start,
gint end);
void gtk_tree_select_item (GtkTree *tree,
gint item);
void gtk_tree_unselect_item (GtkTree *tree,
gint item);
void gtk_tree_select_child (GtkTree *tree,
GtkWidget *child);
void gtk_tree_unselect_child (GtkTree *tree,
GtkWidget *child);
gint gtk_tree_child_position (GtkTree *tree,
GtkWidget *child);
void gtk_tree_set_selection_mode (GtkTree *tree,
GtkSelectionMode mode);
void gtk_tree_set_view_mode (GtkTree *tree,
GtkTreeViewMode mode);
#ifdef __cplusplus
}
#endif /* __cplusplus */

View File

@ -16,12 +16,74 @@
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "gtklabel.h"
#include "gtktree.h"
#include "gtktreeitem.h"
#include "gtkeventbox.h"
#include "gtkpixmap.h"
#include "gtkmain.h"
#include "gtksignal.h"
/* remove comment if you want replace loading pixmap by static bitmap
for icons
experimental code and it is buggy */
/* #define WITH_BITMAP */
#define DEFAULT_DELTA 9
#ifdef WITH_BITMAP
#include "tree_plus.xbm"
#include "tree_minus.xbm"
#endif
enum {
COLLAPSE_TREE,
EXPAND_TREE,
LAST_SIGNAL
};
typedef void (*GtkTreeItemSignal) (GtkObject *object,
gpointer arg1,
gpointer data);
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_draw (GtkWidget *widget,
GdkRectangle *area);
static void gtk_tree_item_draw_focus (GtkWidget *widget);
static gint gtk_tree_item_button_press (GtkWidget *widget,
GdkEventButton *event);
static gint gtk_tree_item_expose (GtkWidget *widget,
GdkEventExpose *event);
static gint gtk_tree_item_focus_in (GtkWidget *widget,
GdkEventFocus *event);
static gint gtk_tree_item_focus_out (GtkWidget *widget,
GdkEventFocus *event);
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_real_tree_item_expand (GtkTreeItem *item);
static void gtk_real_tree_item_collapse (GtkTreeItem *item);
static void gtk_tree_item_marshal_signal (GtkObject *object,
GtkSignalFunc func,
gpointer func_data,
GtkArg *args);
static void gtk_tree_item_destroy (GtkObject *object);
static void 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 GtkItemClass *parent_class = NULL;
static GtkContainerClass *container_class = NULL;
static gint tree_item_signals[LAST_SIGNAL] = { 0 };
guint
gtk_tree_item_get_type ()
@ -49,18 +111,191 @@ gtk_tree_item_get_type ()
static void
gtk_tree_item_class_init (GtkTreeItemClass *class)
{
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
GtkItemClass *item_class;
object_class = (GtkObjectClass*) class;
widget_class = (GtkWidgetClass*) class;
item_class = (GtkItemClass*) class;
container_class = (GtkContainerClass*) class;
parent_class = gtk_type_class (gtk_item_get_type ());
tree_item_signals[EXPAND_TREE] =
gtk_signal_new ("expand",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (GtkTreeItemClass, expand),
gtk_tree_item_marshal_signal,
GTK_TYPE_NONE, 0);
tree_item_signals[COLLAPSE_TREE] =
gtk_signal_new ("collapse",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (GtkTreeItemClass, collapse),
gtk_tree_item_marshal_signal,
GTK_TYPE_NONE, 0);
gtk_object_class_add_signals (object_class, tree_item_signals, LAST_SIGNAL);
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->draw = gtk_tree_item_draw;
widget_class->draw_focus = gtk_tree_item_draw_focus;
widget_class->button_press_event = gtk_tree_item_button_press;
widget_class->expose_event = gtk_tree_item_expose;
widget_class->focus_in_event = gtk_tree_item_focus_in;
widget_class->focus_out_event = gtk_tree_item_focus_out;
widget_class->map = gtk_tree_item_map;
widget_class->unmap = gtk_tree_item_unmap;
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;
container_class = (GtkContainerClass*) parent_class;
}
/* callback for event box mouse event */
static void
gtk_tree_item_subtree_button_click (GtkWidget *widget)
{
GtkTreeItem* item;
item = (GtkTreeItem*) gtk_object_get_user_data(GTK_OBJECT(widget));
if(item->expanded)
gtk_tree_item_collapse(item);
else
gtk_tree_item_expand(item);
}
/* callback for event box state changed */
static void
gtk_tree_item_subtree_button_changed_state(GtkWidget *w)
{
if(GTK_WIDGET_VISIBLE (w)) {
if (w->state == GTK_STATE_NORMAL)
gdk_window_set_background (w->window, &w->style->white);
else
gdk_window_set_background (w->window, &w->style->bg[w->state]);
if (GTK_WIDGET_DRAWABLE(w))
gdk_window_clear_area (w->window, 0, 0,
w->allocation.width, w->allocation.height);
}
}
static void
gtk_tree_item_init (GtkTreeItem *tree_item)
{
GtkWidget *eventbox, *pixmapwid;
static GdkPixmap *pixmap_plus = NULL;
static GdkPixmap *pixmap_minus = NULL;
#ifndef WITH_BITMAP
static GdkBitmap *mask = NULL;
#endif
static GtkStyle *style = NULL;
tree_item->expanded = FALSE;
tree_item->subtree = NULL;
GTK_WIDGET_SET_FLAGS (tree_item, GTK_CAN_FOCUS);
if(style == NULL)
{
style=gtk_widget_get_style(GTK_WIDGET(tree_item));
#ifndef WITH_BITMAP
/* create pixmaps for one time, based on xpm file */
pixmap_plus = gdk_pixmap_create_from_xpm (GTK_WIDGET(tree_item)->window, &mask,
&style->bg[GTK_STATE_NORMAL],
"tree_plus.xpm");
if(!pixmap_plus)
g_warning("gtk_tree_item_init: can't find tree_plus.xpm file !\n");
pixmap_minus = gdk_pixmap_create_from_xpm (GTK_WIDGET(tree_item)->window, &mask,
&style->bg[GTK_STATE_NORMAL],
"tree_minus.xpm");
if(!pixmap_minus)
g_warning("gtk_tree_item_init: can't find tree_minus.xpm file !\n");
#else
pixmap_plus = gdk_pixmap_create_from_data(GTK_WIDGET(tree_item)->window,
(gchar*) tree_plus_bits,
tree_plus_width, tree_plus_height, -1,
&style->black,
&style->white);
pixmap_minus = gdk_pixmap_create_from_data(GTK_WIDGET(tree_item)->window,
(gchar*) tree_minus_bits,
tree_minus_width, tree_minus_height, -1,
&style->black,
&style->white);
#endif /* WITH_BITMAP */
}
if(pixmap_plus && pixmap_minus)
{
/* 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",
(GtkSignalFunc)gtk_tree_item_subtree_button_changed_state,
(gpointer)NULL);
gtk_signal_connect(GTK_OBJECT(eventbox), "realize",
(GtkSignalFunc)gtk_tree_item_subtree_button_changed_state,
(gpointer)NULL);
gtk_signal_connect(GTK_OBJECT(eventbox), "button_press_event",
(GtkSignalFunc)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 '+' */
#ifndef WITH_BITMAP
pixmapwid = gtk_pixmap_new (pixmap_plus, mask);
#else
pixmapwid = gtk_pixmap_new (pixmap_plus, NULL);
#endif
if(!tree_item->expanded)
gtk_container_add(GTK_CONTAINER(eventbox), pixmapwid);
gtk_widget_show(pixmapwid);
tree_item->plus_pix_widget = pixmapwid;
/* create pixmap for button '-' */
#ifndef WITH_BITMAP
pixmapwid = gtk_pixmap_new (pixmap_minus, mask);
#else
pixmapwid = gtk_pixmap_new (pixmap_minus, NULL);
#endif
if(tree_item->expanded)
gtk_container_add(GTK_CONTAINER(eventbox), pixmapwid);
gtk_widget_show(pixmapwid);
tree_item->minus_pix_widget = pixmapwid;
gtk_widget_set_parent(eventbox, GTK_WIDGET(tree_item));
} else
tree_item->pixmaps_box = NULL;
}
GtkWidget*
gtk_tree_item_new ()
{
return GTK_WIDGET (gtk_type_new (gtk_tree_item_get_type ()));
GtkWidget *tree_item;
tree_item = GTK_WIDGET (gtk_type_new (gtk_tree_item_get_type ()));
return tree_item;
}
GtkWidget*
@ -69,6 +304,7 @@ gtk_tree_item_new_with_label (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);
@ -76,6 +312,7 @@ gtk_tree_item_new_with_label (gchar *label)
gtk_container_add (GTK_CONTAINER (tree_item), label_widget);
gtk_widget_show (label_widget);
return tree_item;
}
@ -85,24 +322,577 @@ gtk_tree_item_set_subtree (GtkTreeItem *tree_item,
{
g_return_if_fail (tree_item != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
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);
/* set root tree for selection list */
GTK_TREE(subtree)->root_tree = GTK_TREE(GTK_WIDGET(tree_item)->parent)->root_tree;
/* show subtree button */
if(tree_item->pixmaps_box)
gtk_widget_show(tree_item->pixmaps_box);
/* set parent widget */
gtk_widget_set_parent(subtree, GTK_WIDGET(tree_item)->parent);
if(GTK_WIDGET_VISIBLE(GTK_WIDGET(tree_item)))
{
if(GTK_WIDGET_REALIZED (GTK_WIDGET(tree_item)) &&
!GTK_WIDGET_REALIZED (GTK_WIDGET(subtree)))
gtk_widget_realize (GTK_WIDGET(subtree));
if(GTK_WIDGET_MAPPED (GTK_WIDGET(tree_item)) &&
!GTK_WIDGET_MAPPED (GTK_WIDGET(subtree)))
gtk_widget_map (GTK_WIDGET(subtree));
}
if(tree_item->expanded)
gtk_widget_show(subtree);
else
gtk_widget_hide(subtree);
if (GTK_WIDGET_VISIBLE (tree_item) && GTK_WIDGET_VISIBLE (tree_item))
gtk_widget_queue_resize (GTK_WIDGET(tree_item));
}
void
gtk_tree_item_select (GtkTreeItem *tree_item)
{
gtk_item_select (GTK_ITEM (tree_item));
}
void
gtk_tree_item_deselect (GtkTreeItem *tree_item)
{
gtk_item_deselect (GTK_ITEM (tree_item));
}
void
gtk_tree_item_expand (GtkTreeItem *tree_item)
{
gtk_signal_emit (GTK_OBJECT (tree_item), tree_item_signals[EXPAND_TREE], NULL);
}
void
gtk_tree_item_collapse (GtkTreeItem *tree_item)
{
gtk_signal_emit (GTK_OBJECT (tree_item), tree_item_signals[COLLAPSE_TREE], NULL);
}
static void
gtk_tree_item_realize (GtkWidget *widget)
{
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (widget));
if (GTK_WIDGET_CLASS (parent_class)->realize)
(* GTK_WIDGET_CLASS (parent_class)->realize) (widget);
gdk_window_set_background (widget->window, &widget->style->white);
}
static void
gtk_tree_item_size_request (GtkWidget *widget,
GtkRequisition *requisition)
{
GtkBin *bin;
GtkTreeItem* item;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (widget));
g_return_if_fail (requisition != NULL);
bin = GTK_BIN (widget);
item = GTK_TREE_ITEM(widget);
requisition->width = (GTK_CONTAINER (widget)->border_width +
widget->style->klass->xthickness) * 2;
requisition->height = GTK_CONTAINER (widget)->border_width * 2;
if (bin->child && GTK_WIDGET_VISIBLE (bin->child))
{
gtk_widget_size_request (bin->child, &bin->child->requisition);
requisition->width += bin->child->requisition.width;
gtk_widget_size_request (item->pixmaps_box,
&item->pixmaps_box->requisition);
requisition->width += item->pixmaps_box->requisition.width + DEFAULT_DELTA +
GTK_TREE(widget->parent)->current_indent;
requisition->height += MAX(bin->child->requisition.height,
item->pixmaps_box->requisition.height);
}
}
static void
gtk_tree_item_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
GtkBin *bin;
GtkTreeItem* item;
GtkAllocation child_allocation;
guint border_width;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (widget));
g_return_if_fail (allocation != NULL);
widget->allocation = *allocation;
if (GTK_WIDGET_REALIZED (widget))
gdk_window_move_resize (widget->window,
allocation->x, allocation->y,
allocation->width, allocation->height);
bin = GTK_BIN (widget);
item = GTK_TREE_ITEM(widget);
if (bin->child)
{
border_width = (GTK_CONTAINER (widget)->border_width +
widget->style->klass->xthickness);
child_allocation.x = border_width + GTK_TREE(widget->parent)->current_indent;
child_allocation.y = GTK_CONTAINER (widget)->border_width;
child_allocation.height = allocation->height - child_allocation.y * 2;
child_allocation.width = item->pixmaps_box->requisition.width;
child_allocation.y += 1;
child_allocation.height -= 2;
gtk_widget_size_allocate (item->pixmaps_box, &child_allocation);
child_allocation.height += 2;
child_allocation.x += item->pixmaps_box->requisition.width+DEFAULT_DELTA;
child_allocation.width =
allocation->width - (child_allocation.x + border_width);
gtk_widget_size_allocate (bin->child, &child_allocation);
}
}
static void
gtk_tree_item_draw (GtkWidget *widget,
GdkRectangle *area)
{
GtkBin *bin;
GdkRectangle child_area, item_area;
GtkTreeItem* tree_item;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (widget));
g_return_if_fail (area != NULL);
if (GTK_WIDGET_DRAWABLE (widget))
{
bin = GTK_BIN (widget);
tree_item = GTK_TREE_ITEM(widget);
/* 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)) {
if (!GTK_WIDGET_IS_SENSITIVE (widget))
gtk_style_set_background (widget->style, widget->window,
GTK_STATE_INSENSITIVE);
else if(GTK_TREE(widget->parent)->view_mode == GTK_TREE_VIEW_LINE &&
widget->state == GTK_STATE_SELECTED)
gtk_style_set_background (widget->style, widget->window, widget->state);
else
gdk_window_set_background (widget->window, &widget->style->white);
gdk_window_clear_area (widget->window,
child_area.x, child_area.y,
child_area.width, child_area.height);
if (tree_item->pixmaps_box &&
GTK_WIDGET_VISIBLE(tree_item->pixmaps_box) &&
gtk_widget_intersect (tree_item->pixmaps_box, area, &child_area))
gtk_widget_draw (tree_item->pixmaps_box, &child_area);
}
/* draw right side */
if(gtk_widget_intersect (bin->child, area, &child_area)) {
if (!GTK_WIDGET_IS_SENSITIVE (widget))
gtk_style_set_background (widget->style, widget->window,
GTK_STATE_INSENSITIVE);
else if (widget->state == GTK_STATE_NORMAL)
gdk_window_set_background(widget->window, &widget->style->white);
else
gtk_style_set_background (widget->style, widget->window, widget->state);
gdk_window_clear_area (widget->window, child_area.x, child_area.y,
child_area.width+1, child_area.height);
if (bin->child &&
GTK_WIDGET_VISIBLE(bin->child) &&
gtk_widget_intersect (bin->child, area, &child_area))
gtk_widget_draw (bin->child, &child_area);
}
gtk_widget_draw_focus (widget);
}
}
static void
gtk_tree_item_draw_focus (GtkWidget *widget)
{
GdkGC *gc;
int dx;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (widget));
if (GTK_WIDGET_DRAWABLE (widget))
{
if (GTK_WIDGET_HAS_FOCUS (widget))
gc = widget->style->black_gc;
else if (!GTK_WIDGET_IS_SENSITIVE (widget))
gc = widget->style->bg_gc[GTK_STATE_INSENSITIVE];
else if (widget->state == GTK_STATE_NORMAL)
gc = widget->style->white_gc;
else
gc = widget->style->bg_gc[widget->state];
dx = 0;
if(GTK_TREE(widget->parent)->view_mode == GTK_TREE_VIEW_ITEM)
dx = GTK_TREE_ITEM(widget)->pixmaps_box->allocation.width + DEFAULT_DELTA +
GTK_TREE(widget->parent)->current_indent+1;
gdk_draw_rectangle (widget->window, gc, FALSE, dx, 0,
widget->allocation.width - 1 - dx,
widget->allocation.height - 1);
}
}
static gint
gtk_tree_item_button_press (GtkWidget *widget,
GdkEventButton *event)
{
g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_TREE_ITEM (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
if (event->type == GDK_BUTTON_PRESS)
if (!GTK_WIDGET_HAS_FOCUS (widget))
gtk_widget_grab_focus (widget);
return FALSE;
}
static gint
gtk_tree_item_expose (GtkWidget *widget,
GdkEventExpose *event)
{
g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_TREE_ITEM (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
if (GTK_WIDGET_DRAWABLE (widget))
gtk_tree_item_draw(widget, &event->area);
return FALSE;
}
static gint
gtk_tree_item_focus_in (GtkWidget *widget,
GdkEventFocus *event)
{
g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_TREE_ITEM (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
gtk_widget_draw_focus (widget);
return FALSE;
}
static gint
gtk_tree_item_focus_out (GtkWidget *widget,
GdkEventFocus *event)
{
g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_TREE_ITEM (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
gtk_widget_draw_focus (widget);
return FALSE;
}
static void
gtk_real_tree_item_select (GtkItem *item)
{
g_return_if_fail (item != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (item));
if (GTK_WIDGET (item)->state == GTK_STATE_SELECTED)
return;
gtk_widget_set_state (GTK_WIDGET (item), GTK_STATE_SELECTED);
if(GTK_TREE(GTK_WIDGET(item)->parent)->view_mode == GTK_TREE_VIEW_LINE)
gtk_widget_set_state (GTK_TREE_ITEM (item)->pixmaps_box, GTK_STATE_SELECTED);
gtk_widget_queue_draw (GTK_WIDGET (item));
}
static void
gtk_real_tree_item_deselect (GtkItem *item)
{
g_return_if_fail (item != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (item));
if (GTK_WIDGET (item)->state == GTK_STATE_NORMAL)
return;
gtk_widget_set_state (GTK_WIDGET (item), GTK_STATE_NORMAL);
if(GTK_TREE(GTK_WIDGET(item)->parent)->view_mode == GTK_TREE_VIEW_LINE)
gtk_widget_set_state (GTK_TREE_ITEM (item)->pixmaps_box, GTK_STATE_NORMAL);
gtk_widget_queue_draw (GTK_WIDGET (item));
}
static void
gtk_real_tree_item_toggle (GtkItem *item)
{
g_return_if_fail (item != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (item));
if (GTK_WIDGET (item)->parent && 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 save 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);
gtk_widget_queue_draw (GTK_WIDGET (item));
}
}
static void
gtk_tree_item_marshal_signal (GtkObject *object,
GtkSignalFunc func,
gpointer func_data,
GtkArg *args)
{
GtkTreeItemSignal rfunc;
rfunc = (GtkTreeItemSignal) func;
(* rfunc) (object, GTK_VALUE_OBJECT (args[0]), func_data);
}
static void
gtk_real_tree_item_expand (GtkTreeItem *tree_item)
{
GtkTree* tree;
g_return_if_fail (tree_item != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
g_return_if_fail (tree_item->subtree != NULL);
if(!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 (tree_item != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (tree_item));
g_return_if_fail (tree_item->subtree != NULL);
if(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;
GtkWidget* child;
g_return_if_fail (object != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (object));
item = GTK_TREE_ITEM(object);
/* free sub tree if it exist */
if((child = item->subtree))
{
child->parent = NULL;
gtk_object_unref (GTK_OBJECT (child));
gtk_widget_destroy (child);
}
if (GTK_OBJECT_CLASS (parent_class)->destroy)
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
void
gtk_tree_item_remove_subtree (GtkTreeItem* item)
{
g_return_if_fail(item != NULL);
g_return_if_fail(GTK_IS_TREE_ITEM(item));
g_return_if_fail(item->subtree);
if(GTK_TREE(item->subtree)->children)
gtk_tree_remove_items(GTK_TREE(item->subtree),
GTK_TREE(item->subtree)->children);
if (GTK_WIDGET_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;
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;
GtkTreeItem* item;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (widget));
GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
bin = GTK_BIN (widget);
item = GTK_TREE_ITEM(widget);
if (!GTK_WIDGET_NO_WINDOW (widget))
gdk_window_show (widget->window);
else
gtk_widget_queue_draw (widget);
if(item->pixmaps_box &&
GTK_WIDGET_VISIBLE (item->pixmaps_box) &&
!GTK_WIDGET_MAPPED (item->pixmaps_box))
gtk_widget_map (item->pixmaps_box);
if (bin->child &&
GTK_WIDGET_VISIBLE (bin->child) &&
!GTK_WIDGET_MAPPED (bin->child))
gtk_widget_map (bin->child);
}
static void
gtk_tree_item_unmap (GtkWidget *widget)
{
GtkBin *bin;
GtkTreeItem* item;
g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_TREE_ITEM (widget));
GTK_WIDGET_UNSET_FLAGS (widget, GTK_MAPPED);
bin = GTK_BIN (widget);
item = GTK_TREE_ITEM(widget);
if (GTK_WIDGET_NO_WINDOW (widget))
gdk_window_clear_area (widget->window,
widget->allocation.x,
widget->allocation.y,
widget->allocation.width,
widget->allocation.height);
else
gdk_window_hide (widget->window);
if(item->pixmaps_box &&
GTK_WIDGET_VISIBLE (item->pixmaps_box) &&
GTK_WIDGET_MAPPED (item->pixmaps_box))
gtk_widget_unmap (bin->child);
if (bin->child &&
GTK_WIDGET_VISIBLE (bin->child) &&
GTK_WIDGET_MAPPED (bin->child))
gtk_widget_unmap (bin->child);
}

View File

@ -32,6 +32,7 @@ extern "C" {
#define GTK_TREE_ITEM_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, gtk_tree_item_get_type (), GtkTreeItemClass)
#define GTK_IS_TREE_ITEM(obj) GTK_CHECK_TYPE (obj, gtk_tree_item_get_type ())
#define GTK_TREE_ITEM_SUBTREE(obj) GTK_TREE_ITEM(obj)->subtree;
typedef struct _GtkTreeItem GtkTreeItem;
typedef struct _GtkTreeItemClass GtkTreeItemClass;
@ -40,8 +41,11 @@ struct _GtkTreeItem
{
GtkItem item;
GtkWidget *child;
GtkWidget *subtree;
GtkWidget *pixmaps_box;
GtkWidget *plus_pix_widget, *minus_pix_widget;
guint expanded : 1;
};
struct _GtkTreeItemClass
@ -58,6 +62,7 @@ GtkWidget* gtk_tree_item_new (void);
GtkWidget* gtk_tree_item_new_with_label (gchar *label);
void gtk_tree_item_set_subtree (GtkTreeItem *tree_item,
GtkWidget *subtree);
void gtk_tree_item_remove_subtree (GtkTreeItem *tree_item);
void gtk_tree_item_select (GtkTreeItem *tree_item);
void gtk_tree_item_deselect (GtkTreeItem *tree_item);
void gtk_tree_item_expand (GtkTreeItem *tree_item);

231
gtk/testtree.c Normal file
View File

@ -0,0 +1,231 @@
#include "gtk.h"
typedef struct sTreeButtons {
GtkWidget *button_add, *button_remove;
} sTreeButton;
static gint cb_delete_event() {
return TRUE;
}
static void cb_destroy_event() {
gtk_main_quit();
}
static void cb_tree_changed(GtkTree* tree) {
sTreeButton* tree_buttons;
GList* selected;
gint nb_selected;
tree_buttons = gtk_object_get_user_data(GTK_OBJECT(tree));
selected = tree->selection;
nb_selected = g_list_length(selected);
if(nb_selected == 0) {
if(tree->children == NULL)
gtk_widget_set_sensitive(tree_buttons->button_add, TRUE);
else
gtk_widget_set_sensitive(tree_buttons->button_add, FALSE);
gtk_widget_set_sensitive(tree_buttons->button_remove, FALSE);
} else {
gtk_widget_set_sensitive(tree_buttons->button_remove, TRUE);
gtk_widget_set_sensitive(tree_buttons->button_add, (nb_selected == 1));
}
}
static void add_tree_item(GtkWidget* w, GtkTree* tree) {
static gint nb_item_add = 0;
GList* selected;
gint nb_selected;
GtkTreeItem *selected_item;
GtkWidget* new_item;
GtkWidget* subtree;
gchar buffer[255];
selected = GTK_TREE_SELECTION(tree);
nb_selected = g_list_length(selected);
if(nb_selected > 1) return;
if(nb_selected == 0 && tree->children != NULL) return;
if(tree->children == NULL) {
subtree = GTK_WIDGET(tree);
} else {
selected_item = GTK_TREE_ITEM(selected->data);
subtree = GTK_TREE_ITEM_SUBTREE(selected_item);
}
if(!subtree) { /* create a new subtree if not exist */
subtree = gtk_tree_new();
gtk_signal_connect(GTK_OBJECT(subtree), "selection_changed",
(GtkSignalFunc)cb_tree_changed,
(gpointer)NULL);
gtk_tree_item_set_subtree(GTK_TREE_ITEM(selected_item), subtree);
}
/* create a new item */
sprintf(buffer, "new item %d", nb_item_add++);
new_item = gtk_tree_item_new_with_label(buffer);
gtk_tree_append(GTK_TREE(subtree), new_item);
gtk_widget_show(new_item);
}
static void remove_tree_item(GtkWidget* w, GtkTree* tree) {
GList* selected, *clear_list;
GtkTree* root_tree;
root_tree = GTK_TREE_ROOT_TREE(tree);
selected = GTK_TREE_SELECTION(tree);
clear_list = NULL;
while (selected) {
clear_list = g_list_prepend (clear_list, selected->data);
selected = selected->next;
}
if(clear_list) {
clear_list = g_list_reverse (clear_list);
gtk_tree_remove_items(root_tree, clear_list);
selected = clear_list;
while (selected) {
gtk_widget_destroy (GTK_WIDGET (selected->data));
selected = selected->next;
}
g_list_free (clear_list);
}
}
void create_tree_item(GtkWidget* parent, int level, int nb_item, int level_max) {
int i;
char buffer[255];
GtkWidget *item, *tree;
for(i = 0; i<nb_item; i++) {
sprintf(buffer, "item %d-%d", level, i);
item = gtk_tree_item_new_with_label(buffer);
gtk_tree_append(GTK_TREE(parent), item);
gtk_widget_show(item);
/* g_print("item '%s' : 0x%x\n", buffer, (int)item); */
if(level < level_max) {
tree = gtk_tree_new();
/* g_print("subtree '%s' : 0x%x\n", buffer, (int)tree); */
gtk_signal_connect(GTK_OBJECT(tree), "selection_changed",
(GtkSignalFunc)cb_tree_changed,
(gpointer)NULL);
create_tree_item(tree, level+1, nb_item, level_max);
gtk_tree_item_set_subtree(GTK_TREE_ITEM(item), tree);
/* gtk_tree_item_expand(GTK_TREE_ITEM(item)); */
}
}
}
void create_tree_page(GtkWidget* parent, GtkSelectionMode mode,
char* page_name) {
GtkWidget *root, *scrolled_win;
GtkWidget *box, *label;
GtkWidget *button;
sTreeButton* tree_buttons;
/* create notebook page */
box = gtk_vbox_new(FALSE, 5);
gtk_container_border_width (GTK_CONTAINER (box), 5);
gtk_widget_show (box);
label = gtk_label_new(page_name);
gtk_notebook_append_page(GTK_NOTEBOOK(parent), box, label);
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_box_pack_start (GTK_BOX (box), scrolled_win, TRUE, TRUE, 0);
gtk_widget_set_usize (scrolled_win, 200, 200);
gtk_widget_show (scrolled_win);
root = gtk_tree_new();
/* g_print("root: 0x%x\n", (int)root); */
gtk_container_add(GTK_CONTAINER(scrolled_win), root);
gtk_tree_set_selection_mode(GTK_TREE(root), mode);
/* gtk_tree_set_view_mode(GTK_TREE(root), GTK_TREE_VIEW_ITEM); */
gtk_signal_connect(GTK_OBJECT(root), "selection_changed",
(GtkSignalFunc)cb_tree_changed,
(gpointer)NULL);
gtk_widget_show(root);
create_tree_item(root, 1, 3, 3);
tree_buttons = g_malloc(sizeof(sTreeButton));
button = gtk_button_new_with_label("Add");
gtk_box_pack_start(GTK_BOX (box), button, TRUE, TRUE, 0);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)add_tree_item,
(gpointer)root);
gtk_widget_set_sensitive(button, FALSE);
gtk_widget_show(button);
tree_buttons->button_add = button;
button = gtk_button_new_with_label("Remove");
gtk_box_pack_start(GTK_BOX (box), button, TRUE, TRUE, 0);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)remove_tree_item,
(gpointer)root);
gtk_widget_set_sensitive(button, FALSE);
gtk_widget_show(button);
tree_buttons->button_remove = button;
gtk_object_set_user_data(GTK_OBJECT(root), (gpointer)tree_buttons);
}
void main(int argc, char** argv) {
GtkWidget* window, *notebook;
GtkWidget* box1;
GtkWidget* separator;
GtkWidget* button;
gtk_init (&argc, &argv);
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(window), "Test Tree");
gtk_signal_connect (GTK_OBJECT (window), "delete_event",
(GtkSignalFunc) cb_delete_event, NULL);
gtk_signal_connect (GTK_OBJECT (window), "destroy",
(GtkSignalFunc) cb_destroy_event, NULL);
box1 = gtk_vbox_new(FALSE, 0);
gtk_container_add(GTK_CONTAINER(window), box1);
gtk_widget_show(box1);
/* create notebook */
notebook = gtk_notebook_new ();
gtk_notebook_set_tab_pos (GTK_NOTEBOOK (notebook), GTK_POS_TOP);
gtk_box_pack_start (GTK_BOX (box1), notebook, TRUE, TRUE, 0);
gtk_widget_show (notebook);
/* create unique selection page */
create_tree_page(notebook, GTK_SELECTION_SINGLE, "Single");
create_tree_page(notebook, GTK_SELECTION_BROWSE, "Browse");
create_tree_page(notebook, GTK_SELECTION_MULTIPLE, "Multiple");
separator = gtk_hseparator_new();
gtk_box_pack_start(GTK_BOX (box1), separator, TRUE, TRUE, 0);
gtk_widget_show (separator);
button = gtk_button_new_with_label("Close");
gtk_box_pack_start(GTK_BOX (box1), button, TRUE, TRUE, 0);
gtk_signal_connect_object(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)gtk_widget_destroy,
GTK_OBJECT(window));
gtk_widget_show(button);
gtk_widget_show(window);
gtk_main();
}

5
gtk/tree_minus.xbm Normal file
View File

@ -0,0 +1,5 @@
#define tree_minus_width 9
#define tree_minus_height 9
static char tree_minus_bits[] = {
0xff,0xff,0x01,0xff,0x01,0xff,0x01,0xff,0x7d,0xff,0x01,0xff,0x01,0xff,0x01,
0xff,0xff,0xff};

18
gtk/tree_minus.xpm Normal file
View File

@ -0,0 +1,18 @@
/* XPM */
static char *tree_minus[] = {
/* width height num_colors chars_per_pixel */
" 9 9 2 1",
/* colors */
". c #000000",
"# c #f8fcf8",
/* pixels */
".........",
".#######.",
".#######.",
".#######.",
".#.....#.",
".#######.",
".#######.",
".#######.",
"........."
};

5
gtk/tree_plus.xbm Normal file
View File

@ -0,0 +1,5 @@
#define tree_plus_width 9
#define tree_plus_height 9
static char tree_plus_bits[] = {
0xff,0xff,0x01,0xff,0x11,0xff,0x11,0xff,0x7d,0xff,0x11,0xff,0x11,0xff,0x01,
0xff,0xff,0xff};

18
gtk/tree_plus.xpm Normal file
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/* XPM */
static char *tree_plus[] = {
/* width height num_colors chars_per_pixel */
" 9 9 2 1",
/* colors */
". c #000000",
"# c #f8fcf8",
/* pixels */
".........",
".#######.",
".###.###.",
".###.###.",
".#.....#.",
".###.###.",
".###.###.",
".#######.",
"........."
};