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https://gitlab.gnome.org/GNOME/gimp
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1a44f2126c
2003-01-05 Manish Singh <yosh@gimp.org>
* many files in app, modules and libgimp*: cleanup, removed unecessary
G_OBJECT() casts. Should do the same for plug-ins, when more of them
get undeprecated.
252 lines
7.9 KiB
C
252 lines
7.9 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimpdrawablelistitem.c
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* Copyright (C) 2001 Michael Natterer <mitch@gimp.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#ifdef __GNUC__
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#warning GTK_DISABLE_DEPRECATED
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#endif
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#undef GTK_DISABLE_DEPRECATED
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#include <gtk/gtk.h>
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#include "libgimpwidgets/gimpwidgets.h"
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#include "widgets-types.h"
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#include "core/gimpdrawable.h"
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#include "core/gimpimage.h"
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#include "gimpdnd.h"
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#include "gimpdrawablelistitem.h"
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#include "gimpdrawablelistview.h"
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#include "gimppreview.h"
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static void gimp_drawable_list_item_class_init (GimpDrawableListItemClass *klass);
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static void gimp_drawable_list_item_init (GimpDrawableListItem *list_item);
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static void gimp_drawable_list_item_set_viewable (GimpListItem *list_item,
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GimpViewable *viewable);
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static void gimp_drawable_list_item_eye_toggled (GtkWidget *widget,
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gpointer data);
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static void gimp_drawable_list_item_visibility_changed (GimpDrawable *drawable,
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gpointer data);
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static GimpListItemClass *parent_class = NULL;
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GType
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gimp_drawable_list_item_get_type (void)
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{
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static GType list_item_type = 0;
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if (! list_item_type)
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{
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static const GTypeInfo list_item_info =
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{
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sizeof (GimpDrawableListItemClass),
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NULL, /* base_init */
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NULL, /* base_finalize */
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(GClassInitFunc) gimp_drawable_list_item_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (GimpDrawableListItem),
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0, /* n_preallocs */
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(GInstanceInitFunc) gimp_drawable_list_item_init,
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};
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list_item_type = g_type_register_static (GIMP_TYPE_ITEM_LIST_ITEM,
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"GimpDrawableListItem",
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&list_item_info, 0);
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}
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return list_item_type;
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}
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static void
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gimp_drawable_list_item_class_init (GimpDrawableListItemClass *klass)
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{
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GimpListItemClass *list_item_class;
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list_item_class = GIMP_LIST_ITEM_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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list_item_class->set_viewable = gimp_drawable_list_item_set_viewable;
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}
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static void
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gimp_drawable_list_item_init (GimpDrawableListItem *list_item)
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{
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GtkWidget *abox;
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GtkWidget *image;
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abox = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
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gtk_box_pack_start (GTK_BOX (GIMP_LIST_ITEM (list_item)->hbox), abox,
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FALSE, FALSE, 0);
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gtk_widget_show (abox);
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list_item->eye_button = gtk_toggle_button_new ();
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gtk_button_set_relief (GTK_BUTTON (list_item->eye_button), GTK_RELIEF_NONE);
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gtk_container_add (GTK_CONTAINER (abox), list_item->eye_button);
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gtk_widget_show (list_item->eye_button);
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g_signal_connect (list_item->eye_button, "realize",
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G_CALLBACK (gimp_list_item_button_realize),
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list_item);
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g_signal_connect (list_item->eye_button, "state_changed",
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G_CALLBACK (gimp_list_item_button_state_changed),
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list_item);
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image = gtk_image_new_from_stock (GIMP_STOCK_VISIBLE,
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GTK_ICON_SIZE_BUTTON);
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gtk_container_add (GTK_CONTAINER (list_item->eye_button), image);
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gtk_widget_show (image);
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}
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static void
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gimp_drawable_list_item_set_viewable (GimpListItem *list_item,
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GimpViewable *viewable)
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{
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GimpDrawableListItem *drawable_item;
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GimpDrawable *drawable;
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gboolean visible;
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if (GIMP_LIST_ITEM_CLASS (parent_class)->set_viewable)
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GIMP_LIST_ITEM_CLASS (parent_class)->set_viewable (list_item, viewable);
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GIMP_PREVIEW (list_item->preview)->clickable = TRUE;
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GIMP_PREVIEW (list_item->preview)->eat_button_events = FALSE;
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drawable_item = GIMP_DRAWABLE_LIST_ITEM (list_item);
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drawable = GIMP_DRAWABLE (GIMP_PREVIEW (list_item->preview)->viewable);
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visible = gimp_drawable_get_visible (drawable);
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if (! visible)
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{
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GtkRequisition requisition;
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gtk_widget_size_request (drawable_item->eye_button, &requisition);
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gtk_widget_set_size_request (drawable_item->eye_button,
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requisition.width,
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requisition.height);
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gtk_widget_hide (GTK_BIN (drawable_item->eye_button)->child);
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}
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (drawable_item->eye_button),
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visible);
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g_signal_connect (drawable_item->eye_button, "toggled",
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G_CALLBACK (gimp_drawable_list_item_eye_toggled),
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list_item);
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g_signal_connect_object (viewable, "visibility_changed",
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G_CALLBACK (gimp_drawable_list_item_visibility_changed),
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list_item,
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0);
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}
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static void
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gimp_drawable_list_item_eye_toggled (GtkWidget *widget,
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gpointer data)
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{
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GimpListItem *list_item;
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GimpDrawable *drawable;
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gboolean visible;
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list_item = GIMP_LIST_ITEM (data);
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drawable = GIMP_DRAWABLE (GIMP_PREVIEW (list_item->preview)->viewable);
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visible = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget));
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if (visible != gimp_drawable_get_visible (drawable))
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{
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if (! visible)
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{
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gtk_widget_set_size_request (GTK_WIDGET (widget),
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GTK_WIDGET (widget)->allocation.width,
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GTK_WIDGET (widget)->allocation.height);
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gtk_widget_hide (GTK_BIN (widget)->child);
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}
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else
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{
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gtk_widget_show (GTK_BIN (widget)->child);
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gtk_widget_set_size_request (GTK_WIDGET (widget), -1, -1);
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}
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g_signal_handlers_block_by_func (drawable,
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gimp_drawable_list_item_visibility_changed,
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list_item);
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gimp_drawable_set_visible (drawable, visible);
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g_signal_handlers_unblock_by_func (drawable,
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gimp_drawable_list_item_visibility_changed,
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list_item);
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gimp_image_flush (gimp_item_get_image (GIMP_ITEM (drawable)));
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}
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}
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static void
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gimp_drawable_list_item_visibility_changed (GimpDrawable *drawable,
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gpointer data)
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{
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GimpListItem *list_item;
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GtkToggleButton *toggle;
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gboolean visible;
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list_item = GIMP_LIST_ITEM (data);
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toggle = GTK_TOGGLE_BUTTON (GIMP_DRAWABLE_LIST_ITEM (data)->eye_button);
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visible = gimp_drawable_get_visible (drawable);
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if (visible != toggle->active)
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{
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if (! visible)
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{
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gtk_widget_set_size_request (GTK_WIDGET (toggle),
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GTK_WIDGET (toggle)->allocation.width,
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GTK_WIDGET (toggle)->allocation.height);
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gtk_widget_hide (GTK_BIN (toggle)->child);
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}
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else
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{
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gtk_widget_show (GTK_BIN (toggle)->child);
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gtk_widget_set_size_request (GTK_WIDGET (toggle), -1, -1);
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}
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g_signal_handlers_block_by_func (toggle,
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gimp_drawable_list_item_eye_toggled,
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list_item);
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gtk_toggle_button_set_active (toggle, visible);
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g_signal_handlers_unblock_by_func (toggle,
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gimp_drawable_list_item_eye_toggled,
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list_item);
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}
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}
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