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gimp/app/widgets/gimpcolordialog.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* color_dialog module (C) 1998 Austin Donnelly <austin@greenend.org.uk>
*
* 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 <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpcolor/gimpcolor.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "config/gimpcoreconfig.h"
#include "core/gimp.h"
#include "core/gimp-palettes.h"
#include "core/gimpcontext.h"
#include "core/gimpimage.h"
#include "core/gimpimage-colormap.h"
#include "core/gimpmarshal.h"
#include "core/gimppalettemru.h"
#include "core/gimpprojection.h"
#include "gimpactiongroup.h"
#include "gimpcolordialog.h"
#include "gimpcolorhistory.h"
#include "gimpcolormapselection.h"
#include "gimpdialogfactory.h"
#include "gimphelp-ids.h"
#include "gimpwidgets-constructors.h"
#include "gimpwidgets-utils.h"
#include "gimp-intl.h"
#define RESPONSE_RESET 1
#define COLOR_AREA_SIZE 20
enum
{
UPDATE,
LAST_SIGNAL
};
enum
{
PROP_0,
PROP_USER_CONTEXT_AWARE
};
static void gimp_color_dialog_constructed (GObject *object);
static void gimp_color_dialog_finalize (GObject *object);
static void gimp_color_dialog_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_color_dialog_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_color_dialog_response (GtkDialog *dialog,
gint response_id);
static void gimp_color_dialog_help_func (const gchar *help_id,
gpointer help_data);
static void gimp_color_dialog_colormap_clicked (GimpColorDialog *dialog,
GimpPaletteEntry *entry,
GdkModifierType state);
static void
gimp_color_dialog_colormap_edit_activate (GimpColorDialog *dialog);
static void
gimp_color_dialog_colormap_add_activate (GimpColorDialog *dialog);
static void gimp_color_dialog_color_changed (GimpColorSelection *selection,
GimpColorDialog *dialog);
static void gimp_color_history_add_clicked (GtkWidget *widget,
GimpColorDialog *dialog);
static void gimp_color_dialog_history_selected (GimpColorHistory *history,
const GimpRGB *rgb,
GimpColorDialog *dialog);
static void gimp_color_dialog_image_changed (GimpContext *context,
GimpImage *image,
GimpColorDialog *dialog);
static void gimp_color_dialog_update (GimpColorDialog *dialog);
static void gimp_color_dialog_show (GimpColorDialog *dialog);
static void gimp_color_dialog_hide (GimpColorDialog *dialog);
G_DEFINE_TYPE (GimpColorDialog, gimp_color_dialog, GIMP_TYPE_VIEWABLE_DIALOG)
#define parent_class gimp_color_dialog_parent_class
static guint color_dialog_signals[LAST_SIGNAL] = { 0, };
static void
gimp_color_dialog_class_init (GimpColorDialogClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkDialogClass *dialog_class = GTK_DIALOG_CLASS (klass);
object_class->constructed = gimp_color_dialog_constructed;
object_class->finalize = gimp_color_dialog_finalize;
object_class->set_property = gimp_color_dialog_set_property;
object_class->get_property = gimp_color_dialog_get_property;
dialog_class->response = gimp_color_dialog_response;
color_dialog_signals[UPDATE] =
g_signal_new ("update",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GimpColorDialogClass, update),
NULL, NULL,
gimp_marshal_VOID__BOXED_ENUM,
G_TYPE_NONE, 2,
GIMP_TYPE_RGB,
GIMP_TYPE_COLOR_DIALOG_STATE);
g_object_class_install_property (object_class, PROP_USER_CONTEXT_AWARE,
g_param_spec_boolean ("user-context-aware",
NULL, NULL, FALSE,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
}
static void
gimp_color_dialog_init (GimpColorDialog *dialog)
{
dialog->stack = gtk_stack_new ();
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
dialog->stack, TRUE, TRUE, 0);
gtk_widget_show (dialog->stack);
}
static void
gimp_color_dialog_constructed (GObject *object)
{
GimpColorDialog *dialog = GIMP_COLOR_DIALOG (object);
GimpViewableDialog *viewable_dialog = GIMP_VIEWABLE_DIALOG (object);
GtkWidget *hbox;
GtkWidget *history;
GtkWidget *button;
GtkWidget *image;
G_OBJECT_CLASS (parent_class)->constructed (object);
/** Tab: colormap selection. **/
dialog->colormap_selection = gimp_colormap_selection_new (viewable_dialog->context->gimp->user_context);
gtk_stack_add_named (GTK_STACK (dialog->stack),
dialog->colormap_selection, "colormap");
g_signal_connect_swapped (dialog->colormap_selection, "color-clicked",
G_CALLBACK (gimp_color_dialog_colormap_clicked),
dialog);
g_signal_connect_swapped (dialog->colormap_selection, "color-activated",
G_CALLBACK (gimp_color_dialog_colormap_edit_activate),
dialog);
gtk_widget_show (dialog->colormap_selection);
/* Edit color button */
button = gimp_button_new ();
gtk_button_set_relief (GTK_BUTTON (button), FALSE);
image = gtk_image_new_from_icon_name (GIMP_ICON_EDIT, GTK_ICON_SIZE_LARGE_TOOLBAR);
gtk_container_add (GTK_CONTAINER (button), image);
gtk_widget_show (image);
/* XXX: I use the same icon, tooltip and help id as in
* colormap-actions.c. I wanted to just load these strings from
* the action, but the group is only registered when the Colormap
* dockable is opened.
*/
gimp_help_set_help_data_with_markup (button,
NC_("colormap-action", "Edit this color"),
GIMP_HELP_INDEXED_PALETTE_EDIT);
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (gimp_color_dialog_colormap_edit_activate),
dialog);
gtk_widget_show (button);
gtk_box_pack_start (GTK_BOX (GIMP_COLORMAP_SELECTION (dialog->colormap_selection)->right_vbox), button,
FALSE, FALSE, 0);
/* Add Color button */
button = gimp_button_new ();
gtk_button_set_relief (GTK_BUTTON (button), FALSE);
image = gtk_image_new_from_icon_name (GIMP_ICON_LIST_ADD, GTK_ICON_SIZE_LARGE_TOOLBAR);
gtk_container_add (GTK_CONTAINER (button), image);
gtk_widget_show (image);
gimp_help_set_help_data_with_markup (button,
NC_("colormap-action", "Add current foreground color"),
GIMP_HELP_INDEXED_PALETTE_ADD);
g_signal_connect_swapped (button, "clicked",
G_CALLBACK (gimp_color_dialog_colormap_add_activate),
dialog);
gtk_widget_show (button);
gtk_box_pack_start (GTK_BOX (GIMP_COLORMAP_SELECTION (dialog->colormap_selection)->right_vbox), button,
FALSE, FALSE, 0);
/** Tab: color selection. **/
dialog->selection = gimp_color_selection_new ();
gtk_container_set_border_width (GTK_CONTAINER (dialog->selection), 12);
gtk_stack_add_named (GTK_STACK (dialog->stack), dialog->selection, "color");
gtk_widget_show (dialog->selection);
g_signal_connect (dialog->selection, "color-changed",
G_CALLBACK (gimp_color_dialog_color_changed),
dialog);
/* Color history box. */
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
gtk_box_pack_end (GTK_BOX (gimp_color_selection_get_right_vbox (GIMP_COLOR_SELECTION (dialog->selection))),
hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
/* Button for adding to color history. */
button = gimp_icon_button_new (GIMP_ICON_LIST_ADD, NULL);
gtk_box_pack_start (GTK_BOX (hbox), GTK_WIDGET (button), FALSE, FALSE, 0);
gimp_help_set_help_data (button,
_("Add the current color to the color history"),
NULL);
gtk_widget_show (button);
g_signal_connect (button, "clicked",
G_CALLBACK (gimp_color_history_add_clicked),
dialog);
/* Color history table. */
history = gimp_color_history_new (viewable_dialog->context, 12);
gtk_box_pack_start (GTK_BOX (hbox), GTK_WIDGET (history), TRUE, TRUE, 0);
gtk_widget_show (GTK_WIDGET (history));
g_signal_connect (history, "color-selected",
G_CALLBACK (gimp_color_dialog_history_selected),
dialog);
g_signal_connect (dialog, "show",
G_CALLBACK (gimp_color_dialog_show),
NULL);
g_signal_connect (dialog, "hide",
G_CALLBACK (gimp_color_dialog_hide),
NULL);
gimp_color_dialog_show (dialog);
}
static void
gimp_color_dialog_finalize (GObject *object)
{
GimpColorDialog *dialog = GIMP_COLOR_DIALOG (object);
GimpViewableDialog *viewable_dialog = GIMP_VIEWABLE_DIALOG (dialog);
if (dialog->user_context_aware && viewable_dialog->context)
{
GimpContext *user_context = viewable_dialog->context->gimp->user_context;
g_signal_handlers_disconnect_by_func (user_context,
G_CALLBACK (gimp_color_dialog_image_changed),
dialog);
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_color_dialog_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpColorDialog *dialog = GIMP_COLOR_DIALOG (object);
switch (property_id)
{
case PROP_USER_CONTEXT_AWARE:
dialog->user_context_aware = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_color_dialog_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpColorDialog *dialog = GIMP_COLOR_DIALOG (object);
switch (property_id)
{
case PROP_USER_CONTEXT_AWARE:
g_value_set_boolean (value, dialog->user_context_aware);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_color_dialog_response (GtkDialog *gtk_dialog,
gint response_id)
{
GimpColorDialog *dialog = GIMP_COLOR_DIALOG (gtk_dialog);
GimpViewableDialog *viewable_dialog = GIMP_VIEWABLE_DIALOG (dialog);
GimpImage *image = NULL;
GimpColormapSelection *colormap_selection;
gint col_index;
GimpRGB color;
colormap_selection = GIMP_COLORMAP_SELECTION (dialog->colormap_selection);
col_index = gimp_colormap_selection_get_index (colormap_selection, NULL);
if (dialog->colormap_editing && viewable_dialog->context)
{
GimpContext *user_context = viewable_dialog->context->gimp->user_context;
image = gimp_context_get_image (user_context);
}
switch (response_id)
{
case RESPONSE_RESET:
gimp_color_selection_reset (GIMP_COLOR_SELECTION (dialog->selection));
break;
case GTK_RESPONSE_OK:
gimp_color_selection_get_color (GIMP_COLOR_SELECTION (dialog->selection),
&color);
if (dialog->colormap_editing && image)
{
GimpRGB old_color;
dialog->colormap_editing = FALSE;
/* Restore old color for undo */
gimp_color_selection_get_old_color (GIMP_COLOR_SELECTION (dialog->selection), &old_color);
gimp_image_set_colormap_entry (image, col_index, &old_color, FALSE);
gimp_image_set_colormap_entry (image, col_index, &color, TRUE);
gimp_image_flush (image);
gtk_stack_set_visible_child_name (GTK_STACK (dialog->stack), "colormap");
g_signal_emit (dialog, color_dialog_signals[UPDATE], 0,
&color, GIMP_COLOR_DIALOG_UPDATE);
}
else
{
g_signal_emit (dialog, color_dialog_signals[UPDATE], 0,
&color, GIMP_COLOR_DIALOG_OK);
}
break;
default:
gimp_color_selection_get_old_color (GIMP_COLOR_SELECTION (dialog->selection),
&color);
if (dialog->colormap_editing && image)
{
dialog->colormap_editing = FALSE;
gimp_image_set_colormap_entry (image, col_index, &color, FALSE);
gimp_projection_flush (gimp_image_get_projection (image));
gtk_stack_set_visible_child_name (GTK_STACK (dialog->stack), "colormap");
g_signal_emit (dialog, color_dialog_signals[UPDATE], 0,
&color, GIMP_COLOR_DIALOG_UPDATE);
}
else
{
g_signal_emit (dialog, color_dialog_signals[UPDATE], 0,
&color, GIMP_COLOR_DIALOG_CANCEL);
}
break;
}
}
/* public functions */
GtkWidget *
gimp_color_dialog_new (GimpViewable *viewable,
GimpContext *context,
gboolean user_context_aware,
const gchar *title,
const gchar *icon_name,
const gchar *desc,
GtkWidget *parent,
GimpDialogFactory *dialog_factory,
const gchar *dialog_identifier,
const GimpRGB *color,
gboolean wants_updates,
gboolean show_alpha)
{
GimpColorDialog *dialog;
const gchar *role;
gboolean use_header_bar;
g_return_val_if_fail (viewable == NULL || GIMP_IS_VIEWABLE (viewable), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
g_return_val_if_fail (GTK_IS_WIDGET (parent), NULL);
g_return_val_if_fail (dialog_factory == NULL ||
GIMP_IS_DIALOG_FACTORY (dialog_factory), NULL);
g_return_val_if_fail (dialog_factory == NULL || dialog_identifier != NULL,
NULL);
g_return_val_if_fail (color != NULL, NULL);
role = dialog_identifier ? dialog_identifier : "gimp-color-selector";
g_object_get (gtk_settings_get_default (),
"gtk-dialogs-use-header", &use_header_bar,
NULL);
dialog = g_object_new (GIMP_TYPE_COLOR_DIALOG,
"title", title,
"role", role,
"help-func", gimp_color_dialog_help_func,
"help-id", GIMP_HELP_COLOR_DIALOG,
"icon-name", icon_name,
"description", desc,
"context", context,
"user-context-aware", user_context_aware,
"parent", gtk_widget_get_toplevel (parent),
"use-header-bar", use_header_bar,
NULL);
gimp_dialog_add_buttons (GIMP_DIALOG (dialog),
_("_Reset"), RESPONSE_RESET,
_("_Cancel"), GTK_RESPONSE_CANCEL,
_("_OK"), GTK_RESPONSE_OK,
NULL);
gimp_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
RESPONSE_RESET,
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
if (viewable)
{
gimp_viewable_dialog_set_viewables (GIMP_VIEWABLE_DIALOG (dialog),
g_list_prepend (NULL, viewable), context);
}
else
{
GtkWidget *parent;
parent = gtk_widget_get_parent (GIMP_VIEWABLE_DIALOG (dialog)->icon);
parent = gtk_widget_get_parent (parent);
gtk_widget_hide (parent);
}
dialog->wants_updates = wants_updates;
if (dialog_factory)
{
gimp_dialog_factory_add_foreign (dialog_factory, dialog_identifier,
GTK_WIDGET (dialog),
gimp_widget_get_monitor (parent));
}
gimp_color_selection_set_show_alpha (GIMP_COLOR_SELECTION (dialog->selection),
show_alpha);
g_object_set_data (G_OBJECT (context->gimp->config->color_management),
"gimp-context", context);
gimp_color_selection_set_config (GIMP_COLOR_SELECTION (dialog->selection),
context->gimp->config->color_management);
g_object_set_data (G_OBJECT (context->gimp->config->color_management),
"gimp-context", NULL);
gimp_color_selection_set_color (GIMP_COLOR_SELECTION (dialog->selection),
color);
gimp_color_selection_set_old_color (GIMP_COLOR_SELECTION (dialog->selection),
color);
return GTK_WIDGET (dialog);
}
void
gimp_color_dialog_set_color (GimpColorDialog *dialog,
const GimpRGB *color)
{
g_return_if_fail (GIMP_IS_COLOR_DIALOG (dialog));
g_return_if_fail (color != NULL);
g_signal_handlers_block_by_func (dialog->selection,
gimp_color_dialog_color_changed,
dialog);
gimp_color_selection_set_color (GIMP_COLOR_SELECTION (dialog->selection),
color);
gimp_color_selection_set_old_color (GIMP_COLOR_SELECTION (dialog->selection),
color);
g_signal_handlers_unblock_by_func (dialog->selection,
gimp_color_dialog_color_changed,
dialog);
}
void
gimp_color_dialog_get_color (GimpColorDialog *dialog,
GimpRGB *color)
{
g_return_if_fail (GIMP_IS_COLOR_DIALOG (dialog));
g_return_if_fail (color != NULL);
gimp_color_selection_get_color (GIMP_COLOR_SELECTION (dialog->selection),
color);
}
/* private functions */
static void
gimp_color_dialog_help_func (const gchar *help_id,
gpointer help_data)
{
GimpColorDialog *dialog = GIMP_COLOR_DIALOG (help_data);
GimpColorNotebook *notebook;
GimpColorSelector *current;
notebook =
GIMP_COLOR_NOTEBOOK (gimp_color_selection_get_notebook (GIMP_COLOR_SELECTION (dialog->selection)));
current = gimp_color_notebook_get_current_selector (notebook);
help_id = GIMP_COLOR_SELECTOR_GET_CLASS (current)->help_id;
gimp_standard_help_func (help_id, NULL);
}
static void
gimp_color_dialog_colormap_clicked (GimpColorDialog *dialog,
GimpPaletteEntry *entry,
GdkModifierType state)
{
gimp_color_dialog_set_color (dialog, &entry->color);
if (dialog->wants_updates)
{
g_signal_emit (dialog, color_dialog_signals[UPDATE], 0,
&entry->color, GIMP_COLOR_DIALOG_UPDATE);
}
}
static void
gimp_color_dialog_colormap_edit_activate (GimpColorDialog *dialog)
{
GimpColormapSelection *colormap_selection;
GimpRGB color;
gint col_index;
dialog->colormap_editing = TRUE;
colormap_selection = GIMP_COLORMAP_SELECTION (dialog->colormap_selection);
col_index = gimp_colormap_selection_get_index (colormap_selection, NULL);
gimp_image_get_colormap_entry (dialog->active_image, col_index, &color);
gimp_color_dialog_set_color (dialog, &color);
gtk_stack_set_visible_child_name (GTK_STACK (dialog->stack), "color");
}
static void
gimp_color_dialog_colormap_add_activate (GimpColorDialog *dialog)
{
GimpViewableDialog *viewable_dialog = GIMP_VIEWABLE_DIALOG (dialog);
if (dialog->active_image &&
gimp_image_get_colormap_size (dialog->active_image) < 256 &&
viewable_dialog->context)
{
GimpContext *user_context = viewable_dialog->context->gimp->user_context;
GimpRGB color;
user_context = viewable_dialog->context->gimp->user_context;
gimp_context_get_foreground (user_context, &color);
gimp_image_add_colormap_entry (dialog->active_image, &color);
gimp_image_flush (dialog->active_image);
}
}
static void
gimp_color_dialog_color_changed (GimpColorSelection *selection,
GimpColorDialog *dialog)
{
GimpViewableDialog *viewable_dialog = GIMP_VIEWABLE_DIALOG (dialog);
GimpRGB color;
gimp_color_selection_get_color (selection, &color);
if (dialog->colormap_editing && viewable_dialog->context)
{
GimpContext *user_context = viewable_dialog->context->gimp->user_context;
GimpImage *image;
image = gimp_context_get_image (user_context);
if (image)
{
GimpColormapSelection *colormap_selection;
gboolean push_undo = FALSE;
gint col_index;
colormap_selection = GIMP_COLORMAP_SELECTION (dialog->colormap_selection);
col_index = gimp_colormap_selection_get_index (colormap_selection, NULL);
if (push_undo)
{
GimpRGB old_color;
gimp_color_selection_get_old_color (GIMP_COLOR_SELECTION (dialog->selection), &old_color);
/* Restore old color for undo */
gimp_image_set_colormap_entry (image, col_index, &old_color,
FALSE);
}
gimp_image_set_colormap_entry (image, col_index, &color,
push_undo);
if (push_undo)
gimp_image_flush (image);
else
gimp_projection_flush (gimp_image_get_projection (image));
}
}
if (dialog->wants_updates)
{
g_signal_emit (dialog, color_dialog_signals[UPDATE], 0,
&color, GIMP_COLOR_DIALOG_UPDATE);
}
}
/* History-adding button callback */
static void
gimp_color_history_add_clicked (GtkWidget *widget,
GimpColorDialog *dialog)
{
GimpViewableDialog *viewable_dialog = GIMP_VIEWABLE_DIALOG (dialog);
GimpPalette *history;
GimpRGB color;
history = gimp_palettes_get_color_history (viewable_dialog->context->gimp);
gimp_color_selection_get_color (GIMP_COLOR_SELECTION (dialog->selection),
&color);
gimp_palette_mru_add (GIMP_PALETTE_MRU (history), &color);
}
/* Color history callback */
static void
gimp_color_dialog_history_selected (GimpColorHistory *history,
const GimpRGB *rgb,
GimpColorDialog *dialog)
{
gimp_color_selection_set_color (GIMP_COLOR_SELECTION (dialog->selection),
rgb);
}
/* Context-related callbacks */
static void
gimp_color_dialog_image_changed (GimpContext *context,
GimpImage *image,
GimpColorDialog *dialog)
{
if (dialog->active_image != image)
{
if (dialog->active_image)
{
g_object_remove_weak_pointer (G_OBJECT (dialog->active_image),
(gpointer) &dialog->active_image);
g_signal_handlers_disconnect_by_func (dialog->active_image,
G_CALLBACK (gimp_color_dialog_update),
dialog);
}
dialog->active_image = image;
if (image)
{
g_object_add_weak_pointer (G_OBJECT (dialog->active_image),
(gpointer) &dialog->active_image);
g_signal_connect_swapped (image, "notify::base-type",
G_CALLBACK (gimp_color_dialog_update),
dialog);
}
gimp_color_dialog_update (dialog);
}
}
static void
gimp_color_dialog_update (GimpColorDialog *dialog)
{
if (dialog->active_image &&
gimp_image_get_base_type (dialog->active_image) == GIMP_INDEXED)
gtk_stack_set_visible_child_name (GTK_STACK (dialog->stack), "colormap");
else
gtk_stack_set_visible_child_name (GTK_STACK (dialog->stack), "color");
}
static void
gimp_color_dialog_show (GimpColorDialog *dialog)
{
GimpViewableDialog *viewable_dialog = GIMP_VIEWABLE_DIALOG (dialog);
dialog->colormap_editing = FALSE;
if (dialog->user_context_aware && viewable_dialog->context)
{
GimpContext *user_context = viewable_dialog->context->gimp->user_context;
GimpImage *image = gimp_context_get_image (user_context);
g_signal_connect (user_context, "image-changed",
G_CALLBACK (gimp_color_dialog_image_changed),
dialog);
gimp_color_dialog_image_changed (viewable_dialog->context,
image, dialog);
gimp_color_dialog_update (dialog);
}
else
{
gtk_stack_set_visible_child_name (GTK_STACK (dialog->stack), "color");
}
}
static void
gimp_color_dialog_hide (GimpColorDialog *dialog)
{
GimpViewableDialog *viewable_dialog = GIMP_VIEWABLE_DIALOG (dialog);
if (dialog->user_context_aware && viewable_dialog->context)
{
GimpContext *user_context = viewable_dialog->context->gimp->user_context;
g_signal_handlers_disconnect_by_func (user_context,
G_CALLBACK (gimp_color_dialog_image_changed),
dialog);
}
}
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