gtk2/gtk/gtkcolorchooserdialog.c
Matthias Clasen 2bc313c624 GtkColorChooserDialog: make alternative button order work
The alternative button order that we set did not actually
work, since the ok button did not have a response id.
Partial fix for
https://bugzilla.gnome.org/show_bug.cgi?id=695493
2013-03-21 00:00:19 -04:00

326 lines
10 KiB
C

/* GTK - The GIMP Toolkit
* Copyright (C) 2012 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "gtkdialog.h"
#include "gtkstock.h"
#include "gtkbutton.h"
#include "gtkbox.h"
#include "gtkprivate.h"
#include "gtkintl.h"
#include "gtkcolorchooserprivate.h"
#include "gtkcolorchooserdialog.h"
#include "gtkcolorchooserwidget.h"
/**
* SECTION:gtkcolorchooserdialog
* @Short_description: A dialog for choosing colors
* @Title: GtkColorChooserDialog
* @See_also: #GtkColorChooser, #GtkDialog
*
* The #GtkColorChooserDialog widget is a dialog for choosing
* a color. It implements the #GtkColorChooser interface.
*
* Since: 3.4
*/
struct _GtkColorChooserDialogPrivate
{
GtkWidget *chooser;
GtkWidget *select_button;
GtkWidget *cancel_button;
};
enum
{
PROP_ZERO,
PROP_RGBA,
PROP_USE_ALPHA,
PROP_SHOW_EDITOR
};
static void gtk_color_chooser_dialog_iface_init (GtkColorChooserInterface *iface);
G_DEFINE_TYPE_WITH_CODE (GtkColorChooserDialog, gtk_color_chooser_dialog, GTK_TYPE_DIALOG,
G_IMPLEMENT_INTERFACE (GTK_TYPE_COLOR_CHOOSER,
gtk_color_chooser_dialog_iface_init))
static void
propagate_notify (GObject *o,
GParamSpec *pspec,
GtkColorChooserDialog *cc)
{
g_object_notify (G_OBJECT (cc), pspec->name);
}
static void
save_color (GtkColorChooserDialog *dialog)
{
GdkRGBA color;
/* This causes the color chooser widget to save the
* selected and custom colors to GSettings.
*/
gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (dialog), &color);
gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (dialog), &color);
}
static void
color_activated_cb (GtkColorChooser *chooser,
GdkRGBA *color,
GtkDialog *dialog)
{
save_color (GTK_COLOR_CHOOSER_DIALOG (dialog));
gtk_dialog_response (dialog, GTK_RESPONSE_OK);
}
static void
selected_cb (GtkButton *button,
GtkDialog *dialog)
{
save_color (GTK_COLOR_CHOOSER_DIALOG (dialog));
}
static void
gtk_color_chooser_dialog_init (GtkColorChooserDialog *cc)
{
GtkColorChooserDialogPrivate *priv;
GtkDialog *dialog = GTK_DIALOG (cc);
GtkWidget *action_area, *content_area;
cc->priv = G_TYPE_INSTANCE_GET_PRIVATE (cc,
GTK_TYPE_COLOR_CHOOSER_DIALOG,
GtkColorChooserDialogPrivate);
priv = cc->priv;
content_area = gtk_dialog_get_content_area (dialog);
action_area = gtk_dialog_get_action_area (dialog);
gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
gtk_box_set_spacing (GTK_BOX (content_area), 2); /* 2 * 5 + 2 = 12 */
gtk_container_set_border_width (GTK_CONTAINER (action_area), 5);
gtk_box_set_spacing (GTK_BOX (action_area), 6);
gtk_widget_push_composite_child ();
gtk_window_set_resizable (GTK_WINDOW (cc), FALSE);
/* Create the content area */
priv->chooser = gtk_color_chooser_widget_new ();
gtk_container_set_border_width (GTK_CONTAINER (priv->chooser), 5);
gtk_widget_show (priv->chooser);
gtk_box_pack_start (GTK_BOX (content_area),
priv->chooser, TRUE, TRUE, 0);
g_signal_connect (priv->chooser, "notify::rgba",
G_CALLBACK (propagate_notify), cc);
g_signal_connect (priv->chooser, "notify::show-editor",
G_CALLBACK (propagate_notify), cc);
g_signal_connect (priv->chooser, "color-activated",
G_CALLBACK (color_activated_cb), cc);
/* Create the action area */
priv->cancel_button = gtk_dialog_add_button (dialog,
GTK_STOCK_CANCEL,
GTK_RESPONSE_CANCEL);
/* We emit the response for the Select button manually,
* since we want to save the color first
*/
priv->select_button = gtk_button_new_from_stock (_("_Select"));
g_signal_connect (priv->select_button, "clicked",
G_CALLBACK (selected_cb), dialog);
gtk_widget_set_can_default (priv->select_button, TRUE);
gtk_widget_show (priv->select_button);
gtk_dialog_add_action_widget (dialog, priv->select_button, GTK_RESPONSE_OK);
gtk_widget_grab_default (priv->select_button);
gtk_dialog_set_alternative_button_order (dialog,
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gtk_window_set_title (GTK_WINDOW (cc), _("Select a Color"));
gtk_widget_pop_composite_child ();
}
static void
gtk_color_chooser_dialog_map (GtkWidget *widget)
{
/* We never want the dialog to come up with the editor,
* even if it was showing the editor the last time it was used.
*/
g_object_set (GTK_COLOR_CHOOSER_DIALOG (widget)->priv->chooser,
"show-editor", FALSE, NULL);
GTK_WIDGET_CLASS (gtk_color_chooser_dialog_parent_class)->map (widget);
}
static void
gtk_color_chooser_dialog_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GtkColorChooserDialog *cd = GTK_COLOR_CHOOSER_DIALOG (object);
GtkColorChooser *cc = GTK_COLOR_CHOOSER (object);
switch (prop_id)
{
case PROP_RGBA:
{
GdkRGBA color;
gtk_color_chooser_get_rgba (cc, &color);
g_value_set_boxed (value, &color);
}
break;
case PROP_USE_ALPHA:
g_value_set_boolean (value, gtk_color_chooser_get_use_alpha (GTK_COLOR_CHOOSER (cd->priv->chooser)));
break;
case PROP_SHOW_EDITOR:
{
gboolean show_editor;
g_object_get (cd->priv->chooser, "show-editor", &show_editor, NULL);
g_value_set_boolean (value, show_editor);
}
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gtk_color_chooser_dialog_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GtkColorChooserDialog *cd = GTK_COLOR_CHOOSER_DIALOG (object);
GtkColorChooser *cc = GTK_COLOR_CHOOSER (object);
switch (prop_id)
{
case PROP_RGBA:
gtk_color_chooser_set_rgba (cc, g_value_get_boxed (value));
break;
case PROP_USE_ALPHA:
gtk_color_chooser_set_use_alpha (GTK_COLOR_CHOOSER (cd->priv->chooser), g_value_get_boolean (value));
break;
case PROP_SHOW_EDITOR:
g_object_set (cd->priv->chooser,
"show-editor", g_value_get_boolean (value),
NULL);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gtk_color_chooser_dialog_class_init (GtkColorChooserDialogClass *class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
object_class->get_property = gtk_color_chooser_dialog_get_property;
object_class->set_property = gtk_color_chooser_dialog_set_property;
widget_class->map = gtk_color_chooser_dialog_map;
g_object_class_override_property (object_class, PROP_RGBA, "rgba");
g_object_class_override_property (object_class, PROP_USE_ALPHA, "use-alpha");
g_object_class_install_property (object_class, PROP_SHOW_EDITOR,
g_param_spec_boolean ("show-editor", P_("Show editor"), P_("Show editor"),
FALSE, GTK_PARAM_READWRITE));
g_type_class_add_private (class, sizeof (GtkColorChooserDialogPrivate));
}
static void
gtk_color_chooser_dialog_get_rgba (GtkColorChooser *chooser,
GdkRGBA *color)
{
GtkColorChooserDialog *cc = GTK_COLOR_CHOOSER_DIALOG (chooser);
gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (cc->priv->chooser), color);
}
static void
gtk_color_chooser_dialog_set_rgba (GtkColorChooser *chooser,
const GdkRGBA *color)
{
GtkColorChooserDialog *cc = GTK_COLOR_CHOOSER_DIALOG (chooser);
gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (cc->priv->chooser), color);
}
static void
gtk_color_chooser_dialog_add_palette (GtkColorChooser *chooser,
GtkOrientation orientation,
gint colors_per_line,
gint n_colors,
GdkRGBA *colors)
{
GtkColorChooserDialog *cc = GTK_COLOR_CHOOSER_DIALOG (chooser);
gtk_color_chooser_add_palette (GTK_COLOR_CHOOSER (cc->priv->chooser),
orientation, colors_per_line, n_colors, colors);
}
static void
gtk_color_chooser_dialog_iface_init (GtkColorChooserInterface *iface)
{
iface->get_rgba = gtk_color_chooser_dialog_get_rgba;
iface->set_rgba = gtk_color_chooser_dialog_set_rgba;
iface->add_palette = gtk_color_chooser_dialog_add_palette;
}
/**
* gtk_color_chooser_dialog_new:
* @title: (allow-none): Title of the dialog, or %NULL
* @parent: (allow-none): Transient parent of the dialog, or %NULL
*
* Creates a new #GtkColorChooserDialog.
*
* Return value: a new #GtkColorChooserDialog
*
* Since: 3.4
*/
GtkWidget *
gtk_color_chooser_dialog_new (const gchar *title,
GtkWindow *parent)
{
GtkColorChooserDialog *dialog;
dialog = g_object_new (GTK_TYPE_COLOR_CHOOSER_DIALOG,
"title", title,
"transient-for", parent,
NULL);
return GTK_WIDGET (dialog);
}