forked from AuroraMiddleware/gtk
111 lines
3.2 KiB
C
111 lines
3.2 KiB
C
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/* GTK - The GIMP Toolkit
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*
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* Copyright (C) 2012, Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include "gtkcolorchooser.h"
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#include "gtkcolorchooserprivate.h"
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#include "gtkintl.h"
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#include "gtktypebuiltins.h"
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#include "gtkprivate.h"
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enum
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{
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COLOR_ACTIVATED,
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LAST_SIGNAL
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};
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static guint signals[LAST_SIGNAL];
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G_DEFINE_INTERFACE (GtkColorChooser, gtk_color_chooser, G_TYPE_OBJECT);
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static void
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gtk_color_chooser_default_init (GtkColorChooserInterface *iface)
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{
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g_object_interface_install_property (iface,
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g_param_spec_boxed ("color",
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P_("Color"),
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P_("Current color, as a GdkRGBA"),
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GDK_TYPE_RGBA,
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GTK_PARAM_READWRITE));
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/**
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* GtkColorChooser::color-activated:
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* @self: the object which received the signal
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* @color: the color
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*
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* Emitted when a color is activated from the color chooser.
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* This usually happens when the user clicks a color swatch,
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* or a color is selected and the user presses one of the keys
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* Space, Shift+Space, Return or Enter.
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*/
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signals[COLOR_ACTIVATED] =
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g_signal_new ("color-activated",
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GTK_TYPE_COLOR_CHOOSER,
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G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GtkColorChooserInterface, color_activated),
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NULL, NULL,
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NULL,
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G_TYPE_NONE,
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1, G_TYPE_STRING);
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}
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/**
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* gtk_color_chooser_get_color:
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* @chooser: a #GtkColorChooser
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* @color: return location for the color
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*
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* Gets the currently-selected color.
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*/
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void
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gtk_color_chooser_get_color (GtkColorChooser *chooser,
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GdkRGBA *color)
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{
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g_return_if_fail (GTK_IS_COLOR_CHOOSER (chooser));
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GTK_COLOR_CHOOSER_GET_IFACE (chooser)->get_color (chooser, color);
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}
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/**
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* gtk_color_chooser_set_color:
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* @chooser: a #GtkColorChooser
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* @color: the new color
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*
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* Sets the currently-selected color.
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*/
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void
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gtk_color_chooser_set_color (GtkColorChooser *chooser,
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const GdkRGBA *color)
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{
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g_return_if_fail (GTK_IS_COLOR_CHOOSER (chooser));
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g_return_if_fail (color != NULL);
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GTK_COLOR_CHOOSER_GET_IFACE (chooser)->set_color (chooser, color);
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}
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void
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_gtk_color_chooser_color_activated (GtkColorChooser *chooser,
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const GdkRGBA *color)
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{
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g_return_if_fail (GTK_IS_COLOR_CHOOSER (chooser));
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g_signal_emit (chooser, signals[COLOR_ACTIVATED], 0, color);
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}
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