1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 2012 Red Hat, Inc.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
20 #include "gtkdialog.h"
22 #include "gtkbutton.h"
24 #include "gtkprivate.h"
27 #include "gtkcolorchooserprivate.h"
28 #include "gtkcolorchooserdialog.h"
29 #include "gtkcolorchooserwidget.h"
32 * SECTION:gtkcolorchooserdialog
33 * @Short_description: A dialog for choosing colors
34 * @Title: GtkColorChooserDialog
35 * @See_also: #GtkColorChooser, #GtkDialog
37 * The #GtkColorChooserDialog widget is a dialog for choosing
38 * a color. It implements the #GtkColorChooser interface.
43 struct _GtkColorChooserDialogPrivate
47 GtkWidget *select_button;
48 GtkWidget *cancel_button;
59 static void gtk_color_chooser_dialog_iface_init (GtkColorChooserInterface *iface);
61 G_DEFINE_TYPE_WITH_CODE (GtkColorChooserDialog, gtk_color_chooser_dialog, GTK_TYPE_DIALOG,
62 G_IMPLEMENT_INTERFACE (GTK_TYPE_COLOR_CHOOSER,
63 gtk_color_chooser_dialog_iface_init))
66 propagate_notify (GObject *o,
68 GtkColorChooserDialog *cc)
70 g_object_notify (G_OBJECT (cc), pspec->name);
74 save_color (GtkColorChooserDialog *dialog)
78 /* This causes the color chooser widget to save the
79 * selected and custom colors to GSettings.
81 gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (dialog), &color);
82 gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (dialog), &color);
86 color_activated_cb (GtkColorChooser *chooser,
90 save_color (GTK_COLOR_CHOOSER_DIALOG (dialog));
91 gtk_dialog_response (dialog, GTK_RESPONSE_OK);
95 selected_cb (GtkButton *button,
98 save_color (GTK_COLOR_CHOOSER_DIALOG (dialog));
99 gtk_dialog_response (dialog, GTK_RESPONSE_OK);
103 gtk_color_chooser_dialog_init (GtkColorChooserDialog *cc)
105 GtkColorChooserDialogPrivate *priv;
106 GtkDialog *dialog = GTK_DIALOG (cc);
107 GtkWidget *action_area, *content_area;
109 cc->priv = G_TYPE_INSTANCE_GET_PRIVATE (cc,
110 GTK_TYPE_COLOR_CHOOSER_DIALOG,
111 GtkColorChooserDialogPrivate);
114 content_area = gtk_dialog_get_content_area (dialog);
115 action_area = gtk_dialog_get_action_area (dialog);
117 gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
118 gtk_box_set_spacing (GTK_BOX (content_area), 2); /* 2 * 5 + 2 = 12 */
119 gtk_container_set_border_width (GTK_CONTAINER (action_area), 5);
120 gtk_box_set_spacing (GTK_BOX (action_area), 6);
122 gtk_widget_push_composite_child ();
124 gtk_window_set_resizable (GTK_WINDOW (cc), FALSE);
126 /* Create the content area */
127 priv->chooser = gtk_color_chooser_widget_new ();
128 gtk_container_set_border_width (GTK_CONTAINER (priv->chooser), 5);
129 gtk_widget_show (priv->chooser);
130 gtk_box_pack_start (GTK_BOX (content_area),
131 priv->chooser, TRUE, TRUE, 0);
133 g_signal_connect (priv->chooser, "notify::rgba",
134 G_CALLBACK (propagate_notify), cc);
136 g_signal_connect (priv->chooser, "notify::show-editor",
137 G_CALLBACK (propagate_notify), cc);
139 g_signal_connect (priv->chooser, "color-activated",
140 G_CALLBACK (color_activated_cb), cc);
142 /* Create the action area */
143 priv->cancel_button = gtk_dialog_add_button (dialog,
145 GTK_RESPONSE_CANCEL);
147 /* We emit the response for the Select button manually,
148 * since we want to save the color first
150 priv->select_button = gtk_button_new_from_stock (_("_Select"));
151 g_signal_connect (priv->select_button, "clicked",
152 G_CALLBACK (selected_cb), dialog);
153 gtk_widget_set_can_default (priv->select_button, TRUE);
154 gtk_widget_show (priv->select_button);
155 gtk_box_pack_end (GTK_BOX (gtk_dialog_get_action_area (dialog)),
156 priv->select_button, FALSE, TRUE, 0);
157 gtk_widget_grab_default (priv->select_button);
159 gtk_dialog_set_alternative_button_order (dialog,
164 gtk_window_set_title (GTK_WINDOW (cc), _("Select a Color"));
166 gtk_widget_pop_composite_child ();
170 gtk_color_chooser_dialog_map (GtkWidget *widget)
172 /* We never want the dialog to come up with the editor,
173 * even if it was showing the editor the last time it was used.
175 g_object_set (GTK_COLOR_CHOOSER_DIALOG (widget)->priv->chooser,
176 "show-editor", FALSE, NULL);
178 GTK_WIDGET_CLASS (gtk_color_chooser_dialog_parent_class)->map (widget);
182 gtk_color_chooser_dialog_get_property (GObject *object,
187 GtkColorChooserDialog *cd = GTK_COLOR_CHOOSER_DIALOG (object);
188 GtkColorChooser *cc = GTK_COLOR_CHOOSER (object);
196 gtk_color_chooser_get_rgba (cc, &color);
197 g_value_set_boxed (value, &color);
201 g_value_set_boolean (value, gtk_color_chooser_get_use_alpha (GTK_COLOR_CHOOSER (cd->priv->chooser)));
203 case PROP_SHOW_EDITOR:
205 gboolean show_editor;
206 g_object_get (cd->priv->chooser, "show-editor", &show_editor, NULL);
207 g_value_set_boolean (value, show_editor);
211 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
217 gtk_color_chooser_dialog_set_property (GObject *object,
222 GtkColorChooserDialog *cd = GTK_COLOR_CHOOSER_DIALOG (object);
223 GtkColorChooser *cc = GTK_COLOR_CHOOSER (object);
228 gtk_color_chooser_set_rgba (cc, g_value_get_boxed (value));
231 gtk_color_chooser_set_use_alpha (GTK_COLOR_CHOOSER (cd->priv->chooser), g_value_get_boolean (value));
233 case PROP_SHOW_EDITOR:
234 g_object_set (cd->priv->chooser,
235 "show-editor", g_value_get_boolean (value),
239 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
245 gtk_color_chooser_dialog_class_init (GtkColorChooserDialogClass *class)
247 GObjectClass *object_class = G_OBJECT_CLASS (class);
248 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
250 object_class->get_property = gtk_color_chooser_dialog_get_property;
251 object_class->set_property = gtk_color_chooser_dialog_set_property;
253 widget_class->map = gtk_color_chooser_dialog_map;
255 g_object_class_override_property (object_class, PROP_RGBA, "rgba");
256 g_object_class_override_property (object_class, PROP_USE_ALPHA, "use-alpha");
257 g_object_class_install_property (object_class, PROP_SHOW_EDITOR,
258 g_param_spec_boolean ("show-editor", P_("Show editor"), P_("Show editor"),
259 FALSE, GTK_PARAM_READWRITE));
262 g_type_class_add_private (class, sizeof (GtkColorChooserDialogPrivate));
266 gtk_color_chooser_dialog_get_rgba (GtkColorChooser *chooser,
269 GtkColorChooserDialog *cc = GTK_COLOR_CHOOSER_DIALOG (chooser);
271 gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (cc->priv->chooser), color);
275 gtk_color_chooser_dialog_set_rgba (GtkColorChooser *chooser,
276 const GdkRGBA *color)
278 GtkColorChooserDialog *cc = GTK_COLOR_CHOOSER_DIALOG (chooser);
280 gtk_color_chooser_set_rgba (GTK_COLOR_CHOOSER (cc->priv->chooser), color);
284 gtk_color_chooser_dialog_add_palette (GtkColorChooser *chooser,
285 GtkOrientation orientation,
286 gint colors_per_line,
290 GtkColorChooserDialog *cc = GTK_COLOR_CHOOSER_DIALOG (chooser);
292 gtk_color_chooser_add_palette (GTK_COLOR_CHOOSER (cc->priv->chooser),
293 orientation, colors_per_line, n_colors, colors);
297 gtk_color_chooser_dialog_iface_init (GtkColorChooserInterface *iface)
299 iface->get_rgba = gtk_color_chooser_dialog_get_rgba;
300 iface->set_rgba = gtk_color_chooser_dialog_set_rgba;
301 iface->add_palette = gtk_color_chooser_dialog_add_palette;
305 * gtk_color_chooser_dialog_new:
306 * @title: (allow-none): Title of the dialog, or %NULL
307 * @parent: (allow-none): Transient parent of the dialog, or %NULL
309 * Creates a new #GtkColorChooserDialog.
311 * Return value: a new #GtkColorChooserDialog
316 gtk_color_chooser_dialog_new (const gchar *title,
319 GtkColorChooserDialog *dialog;
321 dialog = g_object_new (GTK_TYPE_COLOR_CHOOSER_DIALOG,
323 "transient-for", parent,
326 return GTK_WIDGET (dialog);