//
// Content.cs
//
// Contact:
// Moonlight List (moonlight-list@lists.ximian.com)
//
// Copyright 2008 Novell, 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 Mono;
using System;
namespace System.Windows.Interop{
public sealed class Content {
public Content ()
{
}
public double ActualHeight {
get {
if (PluginHost.Handle != IntPtr.Zero) {
int n = NativeMethods.plugin_instance_get_actual_height (PluginHost.Handle);
return n >= 0 ? n : 0;
} else
return 768;
}
}
public double ActualWidth {
get {
if (PluginHost.Handle != IntPtr.Zero) {
int n = NativeMethods.plugin_instance_get_actual_width (PluginHost.Handle);
return n >= 0 ? n : 0;
} else
return 1024;
}
}
public bool IsFullScreen {
get {
return NativeMethods.surface_get_full_screen (Deployment.Current.Surface.Native);
}
set {
NativeMethods.surface_set_full_screen (Deployment.Current.Surface.Native, value);
}
}
public double ZoomFactor {
get {
return NativeMethods.surface_get_zoom_factor (Deployment.Current.Surface.Native);
}
}
static EventHandlerList EventList = new EventHandlerList ();
public event EventHandler FullScreenChanged {
add {
RegisterEvent (EventIds.Surface_FullScreenChangeEvent, value, Events.CreateNullSenderEventHandlerDispatcher (value));
}
remove {
UnregisterEvent (EventIds.Surface_FullScreenChangeEvent, value);
}
}
public event EventHandler Resized {
add {
RegisterEvent (EventIds.Surface_ResizeEvent, value, Events.CreateNullSenderEventHandlerDispatcher (value));
}
remove {
UnregisterEvent (EventIds.Surface_ResizeEvent, value);
}
}
public event EventHandler Zoomed {
add {
RegisterEvent (EventIds.Surface_ZoomedEvent, value, Events.CreateNullSenderEventHandlerDispatcher (value));
}
remove {
UnregisterEvent (EventIds.Surface_ZoomedEvent, value);
}
}
private void RegisterEvent (int eventId, Delegate managedHandler, UnmanagedEventHandler nativeHandler)
{
if (managedHandler == null)
return;
int token = Events.AddHandler (Deployment.Current.Surface.Native, eventId, nativeHandler);
EventList.AddHandler (eventId, token, managedHandler, nativeHandler);
}
private void UnregisterEvent (int eventId, Delegate managedHandler)
{
UnmanagedEventHandler nativeHandler = EventList.RemoveHandler (eventId, managedHandler);
if (nativeHandler == null)
return;
Events.RemoveHandler (Deployment.Current.Surface.Native, eventId, nativeHandler);
}
}
}
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