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//
// ButtonBackend.cs
//
// Author:
// Lluis Sanchez <lluis@xamarin.com>
//
// Copyright (c) 2011 Xamarin Inc
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using Xwt.Backends;
namespace Xwt.GtkBackend
{
public class ButtonBackend: WidgetBackend, IButtonBackend
{
public ButtonBackend ()
{
}
public override void Initialize ()
{
Widget = new Gtk.Button ();
Widget.Show ();
}
protected new Gtk.Button Widget {
get { return (Gtk.Button)base.Widget; }
set { base.Widget = value; }
}
protected new IButtonEventSink EventSink {
get { return (IButtonEventSink)base.EventSink; }
}
public void SetContent (string label, object imageBackend)
{
Gdk.Pixbuf pix = (Gdk.Pixbuf)imageBackend;
if (label != null && imageBackend == null)
Widget.Label = label;
else if (label == null && imageBackend != null) {
var img = new Gtk.Image (pix);
img.Show ();
Widget.Image = img;
} else if (label != null && imageBackend != null) {
Gtk.HBox box = new Gtk.HBox (false, 3);
var img = new Gtk.Image (pix);
box.PackStart (img, false, false, 0);
var lab = new Gtk.Label (label);
box.PackStart (lab, false, false, 0);
box.ShowAll ();
Widget.Image = box;
}
}
public void SetButtonStyle (ButtonStyle style)
{
switch (style) {
case ButtonStyle.Normal:
Widget.Relief = Gtk.ReliefStyle.Normal;
break;
case ButtonStyle.Flat:
Widget.Relief = Gtk.ReliefStyle.None;
break;
}
}
public override void EnableEvent (object eventId)
{
base.EnableEvent (eventId);
if (eventId is ButtonEvent) {
switch ((ButtonEvent)eventId) {
case ButtonEvent.Clicked: Widget.Clicked += HandleWidgetClicked; break;
}
}
}
public override void DisableEvent (object eventId)
{
base.DisableEvent (eventId);
if (eventId is ButtonEvent) {
switch ((ButtonEvent)eventId) {
case ButtonEvent.Clicked: Widget.Clicked -= HandleWidgetClicked; break;
}
}
}
void HandleWidgetClicked (object sender, EventArgs e)
{
EventSink.OnClicked ();
}
}
}
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