gimp/app/widgets/gimpbufferview.c

276 lines
9.5 KiB
C

/* GIMP - The GNU 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.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 "gimpdocked.h"
#include "gimpeditor.h"
#include "gimphelp-ids.h"
#include "gimpview.h"
#include "gimpviewrendererbuffer.h"
#include "gimpuimanager.h"
#include "gimp-intl.h"
static void gimp_buffer_view_docked_iface_init (GimpDockedInterface *iface);
static void gimp_buffer_view_set_context (GimpDocked *docked,
GimpContext *context);
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_view_notify (GimpContainerView *view,
GParamSpec *pspec,
GimpBufferView *buffer_view);
G_DEFINE_TYPE_WITH_CODE (GimpBufferView, gimp_buffer_view,
GIMP_TYPE_CONTAINER_EDITOR,
G_IMPLEMENT_INTERFACE (GIMP_TYPE_DOCKED,
gimp_buffer_view_docked_iface_init))
#define parent_class gimp_buffer_view_parent_class
static GimpDockedInterface *parent_docked_iface = NULL;
static void
gimp_buffer_view_class_init (GimpBufferViewClass *klass)
{
GimpContainerEditorClass *editor_class = GIMP_CONTAINER_EDITOR_CLASS (klass);
editor_class->activate_item = gimp_buffer_view_activate_item;
}
static void
gimp_buffer_view_docked_iface_init (GimpDockedInterface *iface)
{
parent_docked_iface = g_type_interface_peek_parent (iface);
if (! parent_docked_iface)
parent_docked_iface = g_type_default_interface_peek (GIMP_TYPE_DOCKED);
iface->set_context = gimp_buffer_view_set_context;
}
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;
}
static void
gimp_buffer_view_set_context (GimpDocked *docked,
GimpContext *context)
{
GimpBufferView *view = GIMP_BUFFER_VIEW (docked);
parent_docked_iface->set_context (docked, context);
gimp_view_renderer_set_context (GIMP_VIEW (view->global_view)->renderer,
context);
}
/* public functions */
GtkWidget *
gimp_buffer_view_new (GimpViewType view_type,
GimpContainer *container,
GimpContext *context,
gint view_size,
gint view_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,
view_size, view_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_view =
gimp_view_new_full_by_types (NULL,
GIMP_TYPE_VIEW,
GIMP_TYPE_BUFFER,
view_size, view_size, view_border_width,
FALSE, FALSE, TRUE);
gtk_box_pack_start (GTK_BOX (hbox), buffer_view->global_view,
FALSE, FALSE, 0);
gtk_widget_show (buffer_view->global_view);
g_signal_connect_object (editor->view, "notify::view-size",
G_CALLBACK (gimp_buffer_view_view_notify),
buffer_view, 0);
g_signal_connect_object (editor->view, "notify::view-border-width",
G_CALLBACK (gimp_buffer_view_view_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);
}
/* private functions */
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_view_set_viewable (GIMP_VIEW (buffer_view->global_view),
(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_view_notify (GimpContainerView *container_view,
GParamSpec *pspec,
GimpBufferView *buffer_view)
{
GimpView *view = GIMP_VIEW (buffer_view->global_view);
gint view_size;
gint view_border_width;
view_size = gimp_container_view_get_view_size (container_view,
&view_border_width);
gimp_view_renderer_set_size_full (view->renderer,
view_size, view_size, view_border_width);
}