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b89d2231d4
Improved Disposable pattern implementation in most Windows classes.
144 lines
3.3 KiB
C#
144 lines
3.3 KiB
C#
#region --- License ---
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/* Copyright (c) 2006, 2007 Stefanos Apostolopoulos
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* Contributions from Erik Ylvisaker
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* See license.txt for license info
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*/
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#endregion
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#region --- Using directives ---
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Windows.Forms;
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using System.Diagnostics;
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#endregion
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namespace OpenTK.Platform.Windows
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{
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sealed class WinGLControl : IGLControl, IDisposable
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{
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private WinGLContext glContext;
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private bool fullscreen;
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private ResizeEventArgs resizeEventArgs = new ResizeEventArgs();
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private DisplayMode mode;
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private bool disposed;
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private MSG msg; // Used only by the IsIdle event.
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#region --- Constructors ---
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public WinGLControl(UserControl c, DisplayMode mode)
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{
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this.mode = mode;
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c.HandleCreated += new EventHandler(c_HandleCreated);
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c.HandleDestroyed += new EventHandler(c_HandleDestroyed);
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glContext = new WinGLContext(mode);
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}
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#endregion
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void c_HandleCreated(object sender, EventArgs e)
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{
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Debug.Print("GLControl handle created, creating WinGLContext.");
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Debug.Indent();
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try
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{
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glContext.PrepareContext((sender as Control).Handle);
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glContext.CreateContext();
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glContext.MakeCurrent();
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}
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catch (ApplicationException expt)
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{
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Debug.Print(expt.ToString());
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throw;
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}
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finally
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{
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Debug.Unindent();
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}
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}
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void c_HandleDestroyed(object sender, EventArgs e)
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{
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glContext.Dispose();
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}
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#region --- IGLControl members ---
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#region public bool IsIdle
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public bool IsIdle
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{
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get
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{
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return !API.PeekMessage(ref msg, IntPtr.Zero, 0, 0, 0);
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}
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}
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#endregion
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#region public bool Fullscreen
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public bool Fullscreen
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{
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get
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{
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return fullscreen;
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}
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set
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{
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fullscreen = false;
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//throw new NotImplementedException();
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}
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}
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#endregion
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#region public IGLContext Context
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public IGLContext Context
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{
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get { return glContext; }
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}
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#endregion
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#endregion
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#region --- IDisposable Members ---
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public void Dispose()
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{
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this.Dispose(true);
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//GC.SuppressFinalize(this);
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}
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private void Dispose(bool calledManually)
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{
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if (!disposed)
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{
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// Clean unmanaged resources here:
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if (calledManually)
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{
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// Safe to clean managed resources
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glContext.Dispose();
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}
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disposed = true;
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}
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}
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/*
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~WinGLControl()
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{
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Dispose(false);
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}
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*/
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#endregion
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}
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}
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