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gedit/gedit-close-button.c

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+/*
+ * gedit-close-button.c
+ * This file is part of gedit
+ *
+ * Copyright (C) 2010 - Paolo Borelli
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, 
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "gedit-close-button.h"
+
+G_DEFINE_TYPE (GeditCloseButton, gedit_close_button, GTK_TYPE_BUTTON)
+
+static void
+gedit_close_button_style_set (GtkWidget *button,
+			      GtkStyle *previous_style)
+{
+	gint h, w;
+
+	gtk_icon_size_lookup_for_settings (gtk_widget_get_settings (button),
+					   GTK_ICON_SIZE_MENU, &w, &h);
+
+	gtk_widget_set_size_request (button, w + 2, h + 2);
+
+	GTK_WIDGET_CLASS (gedit_close_button_parent_class)->style_set (button, previous_style);
+}
+
+static void
+gedit_close_button_class_init (GeditCloseButtonClass *klass)
+{
+	GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+	widget_class->style_set = gedit_close_button_style_set;
+}
+
+static void
+gedit_close_button_init (GeditCloseButton *button)
+{
+	GtkRcStyle *rcstyle;
+	GtkWidget *image;
+
+	/* make it as small as possible */
+	rcstyle = gtk_rc_style_new ();
+	rcstyle->xthickness = rcstyle->ythickness = 0;
+	gtk_widget_modify_style (GTK_WIDGET (button), rcstyle);
+	g_object_unref (rcstyle);
+
+	image = gtk_image_new_from_stock (GTK_STOCK_CLOSE,
+					  GTK_ICON_SIZE_MENU);
+	gtk_widget_show (image);
+
+	gtk_container_add (GTK_CONTAINER (button), image);
+}
+
+GtkWidget *
+gedit_close_button_new ()
+{
+	GeditCloseButton *button;
+
+	button = g_object_new (GEDIT_TYPE_CLOSE_BUTTON,
+			       "relief", GTK_RELIEF_NONE,
+			       "focus-on-click", FALSE,
+			       NULL);
+
+	return GTK_WIDGET (button);
+}
+