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gimp/app/widgets/gimpbufferview.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpbufferview.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/gimpbuffer.h"
#include "core/gimpcontainer.h"
#include "core/gimpcontext.h"
#include "core/gimpedit.h"
#include "core/gimpimage.h"
#include "display/gimpdisplay-foreach.h"
#include "gimpcontainerview.h"
#include "gimpbufferview.h"
#include "gimpdnd.h"
#include "libgimp/gimpintl.h"
static void gimp_buffer_view_class_init (GimpBufferViewClass *klass);
static void gimp_buffer_view_init (GimpBufferView *view);
static void gimp_buffer_view_paste_clicked (GtkWidget *widget,
GimpBufferView *view);
static void gimp_buffer_view_paste_into_clicked (GtkWidget *widget,
GimpBufferView *view);
static void gimp_buffer_view_paste_as_new_clicked (GtkWidget *widget,
GimpBufferView *view);
static void gimp_buffer_view_delete_clicked (GtkWidget *widget,
GimpBufferView *view);
static void gimp_buffer_view_select_item (GimpContainerEditor *editor,
GimpViewable *viewable);
static void gimp_buffer_view_activate_item (GimpContainerEditor *editor,
GimpViewable *viewable);
static GimpContainerEditorClass *parent_class = NULL;
GType
gimp_buffer_view_get_type (void)
{
static GType view_type = 0;
if (! view_type)
{
static const GTypeInfo view_info =
{
sizeof (GimpBufferViewClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gimp_buffer_view_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GimpBufferView),
0, /* n_preallocs */
(GInstanceInitFunc) gimp_buffer_view_init,
};
view_type = g_type_register_static (GIMP_TYPE_CONTAINER_EDITOR,
"GimpBufferView",
&view_info, 0);
}
return view_type;
}
static void
gimp_buffer_view_class_init (GimpBufferViewClass *klass)
{
GimpContainerEditorClass *editor_class;
editor_class = GIMP_CONTAINER_EDITOR_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
editor_class->select_item = gimp_buffer_view_select_item;
editor_class->activate_item = gimp_buffer_view_activate_item;
}
static void
gimp_buffer_view_init (GimpBufferView *view)
{
view->paste_button = NULL;
view->paste_into_button = NULL;
view->paste_as_new_button = NULL;
view->delete_button = NULL;
}
GtkWidget *
gimp_buffer_view_new (GimpViewType view_type,
GimpContainer *container,
GimpContext *context,
gint preview_size,
gint min_items_x,
gint min_items_y,
GimpItemFactory *item_factory)
{
GimpBufferView *buffer_view;
GimpContainerEditor *editor;
buffer_view = g_object_new (GIMP_TYPE_BUFFER_VIEW, NULL);
if (! gimp_container_editor_construct (GIMP_CONTAINER_EDITOR (buffer_view),
view_type,
container,
context,
preview_size,
TRUE, /* reorderable */
min_items_x,
min_items_y,
item_factory))
{
g_object_unref (G_OBJECT (buffer_view));
return NULL;
}
editor = GIMP_CONTAINER_EDITOR (buffer_view);
buffer_view->paste_button =
gimp_editor_add_button (GIMP_EDITOR (editor->view),
GTK_STOCK_PASTE,
_("Paste"), NULL,
G_CALLBACK (gimp_buffer_view_paste_clicked),
NULL,
editor);
buffer_view->paste_into_button =
gimp_editor_add_button (GIMP_EDITOR (editor->view),
GIMP_STOCK_PASTE_INTO,
_("Paste Into"), NULL,
G_CALLBACK (gimp_buffer_view_paste_into_clicked),
NULL,
editor);
buffer_view->paste_as_new_button =
gimp_editor_add_button (GIMP_EDITOR (editor->view),
GIMP_STOCK_PASTE_AS_NEW,
_("Paste as New"), NULL,
G_CALLBACK (gimp_buffer_view_paste_as_new_clicked),
NULL,
editor);
buffer_view->delete_button =
gimp_editor_add_button (GIMP_EDITOR (editor->view),
GTK_STOCK_DELETE,
_("Delete"), NULL,
G_CALLBACK (gimp_buffer_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_buffer (context));
gimp_container_view_enable_dnd (editor->view,
GTK_BUTTON (buffer_view->paste_button),
GIMP_TYPE_BUFFER);
gimp_container_view_enable_dnd (editor->view,
GTK_BUTTON (buffer_view->paste_into_button),
GIMP_TYPE_BUFFER);
gimp_container_view_enable_dnd (editor->view,
GTK_BUTTON (buffer_view->paste_as_new_button),
GIMP_TYPE_BUFFER);
gimp_container_view_enable_dnd (editor->view,
GTK_BUTTON (buffer_view->delete_button),
GIMP_TYPE_BUFFER);
return GTK_WIDGET (buffer_view);
}
static void
gimp_buffer_view_paste_clicked (GtkWidget *widget,
GimpBufferView *view)
{
GimpContainerEditor *editor;
GimpBuffer *buffer;
editor = GIMP_CONTAINER_EDITOR (view);
buffer = gimp_context_get_buffer (editor->view->context);
if (buffer && gimp_container_have (editor->view->container,
GIMP_OBJECT (buffer)))
{
GimpImage *gimage;
gimage = gimp_context_get_image (editor->view->context);
if (gimage)
{
gimp_edit_paste (gimage,
gimp_image_active_drawable (gimage),
buffer,
FALSE);
gdisplays_flush ();
}
}
}
static void
gimp_buffer_view_paste_into_clicked (GtkWidget *widget,
GimpBufferView *view)
{
GimpContainerEditor *editor;
GimpBuffer *buffer;
editor = GIMP_CONTAINER_EDITOR (view);
buffer = gimp_context_get_buffer (editor->view->context);
if (buffer && gimp_container_have (editor->view->container,
GIMP_OBJECT (buffer)))
{
GimpImage *gimage;
gimage = gimp_context_get_image (editor->view->context);
if (gimage)
{
gimp_edit_paste (gimage,
gimp_image_active_drawable (gimage),
buffer,
TRUE);
gdisplays_flush ();
}
}
}
static void
gimp_buffer_view_paste_as_new_clicked (GtkWidget *widget,
GimpBufferView *view)
{
GimpContainerEditor *editor;
GimpBuffer *buffer;
editor = GIMP_CONTAINER_EDITOR (view);
buffer = gimp_context_get_buffer (editor->view->context);
if (buffer && gimp_container_have (editor->view->container,
GIMP_OBJECT (buffer)))
{
GimpImage *gimage;
gimage = gimp_context_get_image (editor->view->context);
if (gimage)
{
gimp_edit_paste_as_new (gimage->gimp, gimage, buffer);
}
}
}
static void
gimp_buffer_view_delete_clicked (GtkWidget *widget,
GimpBufferView *view)
{
GimpContainerEditor *editor;
GimpBuffer *buffer;
editor = GIMP_CONTAINER_EDITOR (view);
buffer = gimp_context_get_buffer (editor->view->context);
if (buffer && gimp_container_have (editor->view->container,
GIMP_OBJECT (buffer)))
{
gimp_container_remove (editor->view->container,
GIMP_OBJECT (buffer));
}
}
static void
gimp_buffer_view_select_item (GimpContainerEditor *editor,
GimpViewable *viewable)
{
GimpBufferView *view;
gboolean paste_sensitive = FALSE;
gboolean paste_into_sensitive = FALSE;
gboolean paste_as_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);
view = GIMP_BUFFER_VIEW (editor);
if (viewable &&
gimp_container_have (editor->view->container,
GIMP_OBJECT (viewable)))
{
paste_sensitive = TRUE;
paste_into_sensitive = TRUE;
paste_as_new_sensitive = TRUE;
delete_sensitive = TRUE;
}
gtk_widget_set_sensitive (view->paste_button, paste_sensitive);
gtk_widget_set_sensitive (view->paste_into_button, paste_into_sensitive);
gtk_widget_set_sensitive (view->paste_as_new_button, paste_as_new_sensitive);
gtk_widget_set_sensitive (view->delete_button, delete_sensitive);
}
static void
gimp_buffer_view_activate_item (GimpContainerEditor *editor,
GimpViewable *viewable)
{
GimpBufferView *view;
if (GIMP_CONTAINER_EDITOR_CLASS (parent_class)->activate_item)
GIMP_CONTAINER_EDITOR_CLASS (parent_class)->activate_item (editor, viewable);
view = GIMP_BUFFER_VIEW (editor);
if (viewable &&
gimp_container_have (editor->view->container,
GIMP_OBJECT (viewable)))
{
gimp_buffer_view_paste_clicked (NULL, view);
}
}
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