Merge pull request #17 from MichaelTheShifter/shiftui_integration

Shiftui integration

1 files changed, 117 insertions, 0 deletions

diff --git a/source/ShiftUI/Design/WndProcRouter.cs b/source/ShiftUI/Design/WndProcRouter.cs
new file mode 100644
index 0000000..83c3f1d
--- /dev/null
+++ b/source/ShiftUI/Design/WndProcRouter.cs
@@ -0,0 +1,117 @@
+//
+// ShiftUI.Design.WndProcRouter
+//
+// Authors:
+//	  Ivan N. Zlatev (contact i-nZ.net)
+//
+// (C) 2006-2007 Ivan N. Zlatev
+
+//
+// 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 System.ComponentModel;
+using System.ComponentModel.Design;
+using ShiftUI;
+using System.Drawing;
+using System.Drawing.Design;
+using System.Collections;
+
+	// Automatically reroutes Messages to the designer
+	//
+	
+namespace ShiftUI.Design
+{
+
+	internal class WndProcRouter : IWindowTarget, IDisposable
+	{
+		private IWindowTarget _oldTarget;
+		private IMessageReceiver _receiver;
+		private Widget _control;
+		
+		public WndProcRouter (Widget control, IMessageReceiver receiver)
+		{
+			if (control == null)
+				throw new ArgumentNullException ("control");
+			if (receiver == null)
+				throw new ArgumentNullException ("receiver");
+			
+			_oldTarget = control.WindowTarget;
+			_control = control;
+			_receiver = receiver;
+		}
+		
+		public Widget Widget {
+			get { return _control; }
+		}
+
+		public IWindowTarget OldWindowTarget {
+			get { return _oldTarget; }
+		}
+
+		// Route the message to the control
+		//
+		public void ToWidget (ref Message m)
+		{
+			//Console.WriteLine ("Widget: " + ((Native.Msg)m.Msg).ToString ());
+			if (_oldTarget != null)
+				_oldTarget.OnMessage (ref m);
+		}
+		
+		public void ToSystem (ref Message m)
+		{
+			//Console.WriteLine ("System: " + ((Native.Msg)m.Msg).ToString ());
+			Native.DefWndProc (ref m);
+		}
+		
+		// Just pass it to the old IWindowTarget
+		//
+		void IWindowTarget.OnHandleChange (IntPtr newHandle)
+		{
+			if (_oldTarget != null)
+				_oldTarget.OnHandleChange (newHandle);
+		}
+
+		// Route the msg to the designer if available, else to
+		// control itself.
+		//
+		void IWindowTarget.OnMessage (ref Message m)
+		{
+			//Console.WriteLine ("Message: " + ((Native.Msg)m.Msg).ToString ());
+			if (_receiver != null)
+				_receiver.WndProc (ref m);
+			else
+				this.ToWidget (ref m);
+		}
+
+		// Disposes and puts back the old IWindowTarget
+		//
+		public void Dispose ()
+		{
+			if (_control != null)
+				_control.WindowTarget = _oldTarget;
+
+			_control = null;
+			_oldTarget = null;
+		}
+
+	}
+}