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gimp/app/widgets/gimpcontainerbox.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpcontainerbox.c
* Copyright (C) 2004 Michael Natterer <mitch@gimp.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <string.h>
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimpcontainer.h"
#include "core/gimpcontext.h"
#include "gimpcontainerbox.h"
#include "gimpcontainerview.h"
#include "gimpdnd.h"
#include "gimpdocked.h"
#include "gimppreview.h"
#include "gimppreviewrenderer.h"
#include "gimppropwidgets.h"
static void gimp_container_box_class_init (GimpContainerBoxClass *klass);
static void gimp_container_box_init (GimpContainerBox *box);
static void gimp_container_box_view_iface_init (GimpContainerViewInterface *view_iface);
static void gimp_container_box_docked_iface_init (GimpDockedInterface *docked_iface);
static GtkWidget * gimp_container_box_get_preview (GimpDocked *docked,
GimpContext *context,
GtkIconSize size);
static void gimp_container_box_set_context (GimpDocked *docked,
GimpContext *context,
GimpContext *prev_context);
static GimpEditorClass *parent_class = NULL;
GType
gimp_container_box_get_type (void)
{
static GType type = 0;
if (! type)
{
static const GTypeInfo box_info =
{
sizeof (GimpContainerBoxClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gimp_container_box_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GimpContainerBox),
0, /* n_preallocs */
(GInstanceInitFunc) gimp_container_box_init,
};
static const GInterfaceInfo view_iface_info =
{
(GInterfaceInitFunc) gimp_container_box_view_iface_init,
NULL, /* iface_finalize */
NULL /* iface_data */
};
static const GInterfaceInfo docked_iface_info =
{
(GInterfaceInitFunc) gimp_container_box_docked_iface_init,
NULL, /* iface_finalize */
NULL /* iface_data */
};
type = g_type_register_static (GIMP_TYPE_EDITOR,
"GimpContainerBox",
&box_info, 0);
g_type_add_interface_static (type, GIMP_TYPE_CONTAINER_VIEW,
&view_iface_info);
g_type_add_interface_static (type, GIMP_TYPE_DOCKED,
&docked_iface_info);
}
return type;
}
static void
gimp_container_box_class_init (GimpContainerBoxClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
object_class->set_property = gimp_container_view_set_property;
object_class->get_property = gimp_container_view_get_property;
g_object_class_override_property (object_class,
GIMP_CONTAINER_VIEW_PROP_CONTAINER,
"container");
g_object_class_override_property (object_class,
GIMP_CONTAINER_VIEW_PROP_CONTEXT,
"context");
g_object_class_override_property (object_class,
GIMP_CONTAINER_VIEW_PROP_REORDERABLE,
"reorderable");
}
static void
gimp_container_box_init (GimpContainerBox *box)
{
GimpContainerView *view = GIMP_CONTAINER_VIEW (box);
box->scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_box_pack_start (GTK_BOX (box), box->scrolled_win, TRUE, TRUE, 0);
gtk_widget_show (box->scrolled_win);
GTK_WIDGET_UNSET_FLAGS (GTK_SCROLLED_WINDOW (box->scrolled_win)->vscrollbar,
GTK_CAN_FOCUS);
gimp_container_view_set_dnd_widget (view, box->scrolled_win);
}
static void
gimp_container_box_view_iface_init (GimpContainerViewInterface *view_iface)
{
}
static void
gimp_container_box_docked_iface_init (GimpDockedInterface *docked_iface)
{
docked_iface->get_preview = gimp_container_box_get_preview;
docked_iface->set_context = gimp_container_box_set_context;
}
void
gimp_container_box_set_size_request (GimpContainerBox *box,
gint width,
gint height)
{
GimpContainerView *view;
GtkScrolledWindowClass *sw_class;
GtkRequisition req;
gint preview_size;
gint scrollbar_width;
gint border_x;
gint border_y;
g_return_if_fail (GIMP_IS_CONTAINER_BOX (box));
view = GIMP_CONTAINER_VIEW (box);
preview_size = gimp_container_view_get_preview_size (view, NULL);
g_return_if_fail (width <= 0 || width >= preview_size);
g_return_if_fail (height <= 0 || height >= preview_size);
sw_class = GTK_SCROLLED_WINDOW_GET_CLASS (box->scrolled_win);
if (sw_class->scrollbar_spacing >= 0)
scrollbar_width = sw_class->scrollbar_spacing;
else
gtk_widget_style_get (GTK_WIDGET (box->scrolled_win),
"scrollbar_spacing", &scrollbar_width,
NULL);
gtk_widget_size_request (GTK_SCROLLED_WINDOW (box->scrolled_win)->vscrollbar,
&req);
scrollbar_width += req.width;
border_x = box->scrolled_win->style->xthickness * 2 + scrollbar_width;
border_y = box->scrolled_win->style->ythickness * 2;
gtk_widget_set_size_request (box->scrolled_win,
width > 0 ? width + border_x : -1,
height > 0 ? height + border_y : -1);
}
static void
gimp_container_box_set_context (GimpDocked *docked,
GimpContext *context,
GimpContext *prev_context)
{
gimp_container_view_set_context (GIMP_CONTAINER_VIEW (docked), context);
}
static GtkWidget *
gimp_container_box_get_preview (GimpDocked *docked,
GimpContext *context,
GtkIconSize size)
{
GimpContainerBox *box = GIMP_CONTAINER_BOX (docked);
GimpContainerView *view = GIMP_CONTAINER_VIEW (docked);
GimpContainer *container;
GtkWidget *preview;
GdkScreen *screen;
gint width;
gint height;
gint border_width = 1;
const gchar *prop_name;
container = gimp_container_view_get_container (view);
g_return_val_if_fail (container != NULL, NULL);
screen = gtk_widget_get_screen (GTK_WIDGET (box));
gtk_icon_size_lookup_for_settings (gtk_settings_get_for_screen (screen),
size, &width, &height);
prop_name = gimp_context_type_to_prop_name (container->children_type);
if (! strcmp (prop_name, "tool") ||
! strcmp (prop_name, "template"))
border_width = 0;
preview = gimp_prop_preview_new (G_OBJECT (context), prop_name, height);
GIMP_PREVIEW (preview)->renderer->size = -1;
gimp_preview_renderer_set_size_full (GIMP_PREVIEW (preview)->renderer,
width, height, border_width);
return preview;
}
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