gimp/app/widgets/gimpimageview.c

275 lines
8.9 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpdocumentview.c
* Copyright (C) 2001 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 <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimp.h"
#include "core/gimpcontainer.h"
#include "core/gimpcontext.h"
#include "core/gimpimage.h"
#include "gimpcontainerview.h"
#include "gimpimageview.h"
#include "gimpdnd.h"
#include "gimp-intl.h"
static void gimp_image_view_class_init (GimpImageViewClass *klass);
static void gimp_image_view_init (GimpImageView *view);
static void gimp_image_view_raise_clicked (GtkWidget *widget,
GimpImageView *view);
static void gimp_image_view_new_clicked (GtkWidget *widget,
GimpImageView *view);
static void gimp_image_view_delete_clicked (GtkWidget *widget,
GimpImageView *view);
static void gimp_image_view_select_item (GimpContainerEditor *editor,
GimpViewable *viewable);
static void gimp_image_view_activate_item (GimpContainerEditor *editor,
GimpViewable *viewable);
static GimpContainerEditorClass *parent_class = NULL;
GType
gimp_image_view_get_type (void)
{
static GType view_type = 0;
if (! view_type)
{
static const GTypeInfo view_info =
{
sizeof (GimpImageViewClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gimp_image_view_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GimpImageView),
0, /* n_preallocs */
(GInstanceInitFunc) gimp_image_view_init,
};
view_type = g_type_register_static (GIMP_TYPE_CONTAINER_EDITOR,
"GimpImageView",
&view_info, 0);
}
return view_type;
}
static void
gimp_image_view_class_init (GimpImageViewClass *klass)
{
GimpContainerEditorClass *editor_class;
editor_class = GIMP_CONTAINER_EDITOR_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
editor_class->select_item = gimp_image_view_select_item;
editor_class->activate_item = gimp_image_view_activate_item;
}
static void
gimp_image_view_init (GimpImageView *view)
{
view->raise_button = NULL;
view->new_button = NULL;
view->delete_button = NULL;
}
GtkWidget *
gimp_image_view_new (GimpViewType view_type,
GimpContainer *container,
GimpContext *context,
gint preview_size,
gint preview_border_width,
GimpMenuFactory *menu_factory)
{
GimpImageView *image_view;
GimpContainerEditor *editor;
image_view = g_object_new (GIMP_TYPE_IMAGE_VIEW, NULL);
if (! gimp_container_editor_construct (GIMP_CONTAINER_EDITOR (image_view),
view_type,
container, context,
preview_size, preview_border_width,
TRUE, /* reorderable */
menu_factory, "<Images>"))
{
g_object_unref (image_view);
return NULL;
}
editor = GIMP_CONTAINER_EDITOR (image_view);
image_view->raise_button =
gimp_editor_add_button (GIMP_EDITOR (editor->view),
GTK_STOCK_GOTO_TOP,
_("Raise this image's displays"),
NULL,
G_CALLBACK (gimp_image_view_raise_clicked),
NULL,
editor);
image_view->new_button =
gimp_editor_add_button (GIMP_EDITOR (editor->view),
GTK_STOCK_NEW,
_("Create a new display for this image"),
NULL,
G_CALLBACK (gimp_image_view_new_clicked),
NULL,
editor);
image_view->delete_button =
gimp_editor_add_button (GIMP_EDITOR (editor->view),
GTK_STOCK_DELETE,
_("Delete this image"), NULL,
G_CALLBACK (gimp_image_view_delete_clicked),
NULL,
editor);
/* set button sensitivity */
if (GIMP_CONTAINER_EDITOR_GET_CLASS (editor)->select_item)
GIMP_CONTAINER_EDITOR_GET_CLASS (editor)->select_item
(editor, (GimpViewable *) gimp_context_get_image (context));
gimp_container_view_enable_dnd (editor->view,
GTK_BUTTON (image_view->raise_button),
GIMP_TYPE_IMAGE);
gimp_container_view_enable_dnd (editor->view,
GTK_BUTTON (image_view->new_button),
GIMP_TYPE_IMAGE);
gimp_container_view_enable_dnd (editor->view,
GTK_BUTTON (image_view->delete_button),
GIMP_TYPE_IMAGE);
return GTK_WIDGET (image_view);
}
static void
gimp_image_view_raise_clicked (GtkWidget *widget,
GimpImageView *view)
{
GimpContainerEditor *editor = GIMP_CONTAINER_EDITOR (view);
GimpImage *image;
image = gimp_context_get_image (editor->view->context);
if (image && gimp_container_have (editor->view->container,
GIMP_OBJECT (image)))
{
if (view->raise_displays_func)
view->raise_displays_func (image);
}
}
static void
gimp_image_view_new_clicked (GtkWidget *widget,
GimpImageView *view)
{
GimpContainerEditor *editor = GIMP_CONTAINER_EDITOR (view);
GimpImage *image;
image = gimp_context_get_image (editor->view->context);
if (image && gimp_container_have (editor->view->container,
GIMP_OBJECT (image)))
{
gimp_create_display (image->gimp, image, 0x0101);
}
}
static void
gimp_image_view_delete_clicked (GtkWidget *widget,
GimpImageView *view)
{
GimpContainerEditor *editor = GIMP_CONTAINER_EDITOR (view);
GimpImage *image;
image = gimp_context_get_image (editor->view->context);
if (image && gimp_container_have (editor->view->container,
GIMP_OBJECT (image)))
{
if (image->disp_count == 0)
g_object_unref (image);
}
}
static void
gimp_image_view_select_item (GimpContainerEditor *editor,
GimpViewable *viewable)
{
GimpImageView *view = GIMP_IMAGE_VIEW (editor);
gboolean raise_sensitive = FALSE;
gboolean new_sensitive = FALSE;
gboolean delete_sensitive = FALSE;
if (GIMP_CONTAINER_EDITOR_CLASS (parent_class)->select_item)
GIMP_CONTAINER_EDITOR_CLASS (parent_class)->select_item (editor, viewable);
if (viewable && gimp_container_have (editor->view->container,
GIMP_OBJECT (viewable)))
{
raise_sensitive = TRUE;
new_sensitive = TRUE;
if (GIMP_IMAGE (viewable)->disp_count == 0)
delete_sensitive = TRUE;
}
gtk_widget_set_sensitive (view->raise_button, raise_sensitive);
gtk_widget_set_sensitive (view->new_button, new_sensitive);
gtk_widget_set_sensitive (view->delete_button, delete_sensitive);
}
static void
gimp_image_view_activate_item (GimpContainerEditor *editor,
GimpViewable *viewable)
{
GimpImageView *view;
if (GIMP_CONTAINER_EDITOR_CLASS (parent_class)->activate_item)
GIMP_CONTAINER_EDITOR_CLASS (parent_class)->activate_item (editor, viewable);
view = GIMP_IMAGE_VIEW (editor);
if (viewable && gimp_container_have (editor->view->container,
GIMP_OBJECT (viewable)))
{
gtk_button_clicked (GTK_BUTTON (view->raise_button));
}
}