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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) 2001-2004 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 <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimp.h"
#include "core/gimpbuffer.h"
#include "core/gimpcontainer.h"
#include "core/gimpcontext.h"
#include "core/gimpimage.h"
#include "gimpcontainerview.h"
#include "gimpbufferview.h"
#include "gimpdnd.h"
#include "gimphelp-ids.h"
#include "gimppreview.h"
#include "gimppreviewrenderer.h"
#include "gimpuimanager.h"
#include "gimp-intl.h"
static void gimp_buffer_view_class_init (GimpBufferViewClass *klass);
static void gimp_buffer_view_init (GimpBufferView *view);
static void gimp_buffer_view_activate_item (GimpContainerEditor *editor,
GimpViewable *viewable);
static void gimp_buffer_view_buffer_changed (Gimp *gimp,
GimpBufferView *buffer_view);
static void gimp_buffer_view_preview_notify (GimpContainerView *view,
GParamSpec *pspec,
GimpBufferView *buffer_view);
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 = GIMP_CONTAINER_EDITOR_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
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 preview_border_width,
GimpMenuFactory *menu_factory)
{
GimpBufferView *buffer_view;
GimpContainerEditor *editor;
GtkWidget *frame;
GtkWidget *hbox;
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, preview_border_width,
menu_factory, "<Buffers>",
"/buffers-popup"))
{
g_object_unref (buffer_view);
return NULL;
}
editor = GIMP_CONTAINER_EDITOR (buffer_view);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (editor), frame, FALSE, FALSE, 0);
gtk_box_reorder_child (GTK_BOX (editor), frame, 0);
gtk_widget_show (frame);
hbox = gtk_hbox_new (FALSE, 2);
gtk_container_set_border_width (GTK_CONTAINER (hbox), 2);
gtk_container_add (GTK_CONTAINER (frame), hbox);
gtk_widget_show (hbox);
buffer_view->global_preview = gimp_preview_new_by_types (GIMP_TYPE_PREVIEW,
GIMP_TYPE_BUFFER,
preview_size,
preview_border_width,
FALSE);
gtk_widget_set_size_request (buffer_view->global_preview,
preview_size + 2 * preview_border_width,
preview_size + 2 * preview_border_width);
gtk_box_pack_start (GTK_BOX (hbox), buffer_view->global_preview,
FALSE, FALSE, 0);
gtk_widget_show (buffer_view->global_preview);
g_signal_connect_object (editor->view, "notify::preview-size",
G_CALLBACK (gimp_buffer_view_preview_notify),
buffer_view, 0);
g_signal_connect_object (editor->view, "notify::preview-border-width",
G_CALLBACK (gimp_buffer_view_preview_notify),
buffer_view, 0);
buffer_view->global_label = gtk_label_new (_("(None)"));
gtk_box_pack_start (GTK_BOX (hbox), buffer_view->global_label,
FALSE, FALSE, 0);
gtk_widget_show (buffer_view->global_label);
g_signal_connect_object (context->gimp, "buffer-changed",
G_CALLBACK (gimp_buffer_view_buffer_changed),
G_OBJECT (buffer_view), 0);
gimp_buffer_view_buffer_changed (context->gimp, buffer_view);
buffer_view->paste_button =
gimp_editor_add_action_button (GIMP_EDITOR (editor->view), "buffers",
"buffers-paste", NULL);
buffer_view->paste_into_button =
gimp_editor_add_action_button (GIMP_EDITOR (editor->view), "buffers",
"buffers-paste-into", NULL);
buffer_view->paste_as_new_button =
gimp_editor_add_action_button (GIMP_EDITOR (editor->view), "buffers",
"buffers-paste-as-new", NULL);
buffer_view->delete_button =
gimp_editor_add_action_button (GIMP_EDITOR (editor->view), "buffers",
"buffers-delete", NULL);
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);
gimp_ui_manager_update (GIMP_EDITOR (editor->view)->ui_manager, editor);
return GTK_WIDGET (buffer_view);
}
static void
gimp_buffer_view_activate_item (GimpContainerEditor *editor,
GimpViewable *viewable)
{
GimpBufferView *view = GIMP_BUFFER_VIEW (editor);
GimpContainer *container;
if (GIMP_CONTAINER_EDITOR_CLASS (parent_class)->activate_item)
GIMP_CONTAINER_EDITOR_CLASS (parent_class)->activate_item (editor, viewable);
container = gimp_container_view_get_container (editor->view);
if (viewable && gimp_container_have (container, GIMP_OBJECT (viewable)))
{
gtk_button_clicked (GTK_BUTTON (view->paste_button));
}
}
static void
gimp_buffer_view_buffer_changed (Gimp *gimp,
GimpBufferView *buffer_view)
{
gimp_preview_set_viewable (GIMP_PREVIEW (buffer_view->global_preview),
(GimpViewable *) gimp->global_buffer);
if (gimp->global_buffer)
{
gchar *desc;
desc = gimp_viewable_get_description (GIMP_VIEWABLE (gimp->global_buffer),
NULL);
gtk_label_set_text (GTK_LABEL (buffer_view->global_label), desc);
g_free (desc);
}
else
{
gtk_label_set_text (GTK_LABEL (buffer_view->global_label), _("(None)"));
}
}
static void
gimp_buffer_view_preview_notify (GimpContainerView *view,
GParamSpec *pspec,
GimpBufferView *buffer_view)
{
GimpPreview *preview = GIMP_PREVIEW (buffer_view->global_preview);
gint preview_size;
gint preview_border_width;
preview_size = gimp_container_view_get_preview_size (view,
&preview_border_width);
gimp_preview_renderer_set_size (preview->renderer,
preview_size, preview_border_width);
gtk_widget_set_size_request (buffer_view->global_preview,
preview_size + 2 * preview_border_width,
preview_size + 2 * preview_border_width);
}
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