mirror of
https://github.com/Ryujinx/Opentk.git
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435 lines
12 KiB
C#
435 lines
12 KiB
C#
#region --- License ---
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/* Copyright (c) 2007 Stefanos Apostolopoulos
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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.Runtime.InteropServices;
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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 WinGLNative : NativeWindow, OpenTK.Platform.INativeWindow, IDisposable
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{
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#region --- Fields ---
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private WinGLContext glContext;
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private DisplayMode mode = new DisplayMode();
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private bool disposed;
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private bool quit;
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private bool created;
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#endregion
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#region --- Contructors ---
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/// <summary>
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/// Constructs a new WinGLNative window, using safe defaults for the DisplayMode.
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/// </summary>
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public WinGLNative()
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{
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}
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#endregion
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#region protected override void WndProc(ref Message m)
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/// <summary>
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/// For use in WndProc only.
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/// </summary>
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private int width, height;
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/// <summary>
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/// Processes incoming WM_* messages.
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/// </summary>
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/// <param name="m">Reference to the incoming Windows Message.</param>
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protected override void WndProc(ref Message m)
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{
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switch (m.Msg)
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{
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case API.Constants.WM_WINDOWPOSCHANGED:
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// Get window size
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width = Marshal.ReadInt32(m.LParam, (int)Marshal.OffsetOf(typeof(API.WindowPosition), "cx"));
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height = Marshal.ReadInt32(m.LParam, (int)Marshal.OffsetOf(typeof(API.WindowPosition), "cy"));
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//if (resizeEventArgs.Width != width || resizeEventArgs.Height != height)
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if (mode.Width != width || mode.Height != height)
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{
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// If the size has changed, raise the ResizeEvent.
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resizeEventArgs.Width = width;
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resizeEventArgs.Height = height;
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this.OnResize(resizeEventArgs);
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// The message was processed.
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return;
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}
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// If the message was not a resize notification, send it to the default WndProc.
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break;
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case API.Constants.WM_CREATE:
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// Set the window width and height:
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mode.Width = Marshal.ReadInt32(m.LParam, (int)Marshal.OffsetOf(typeof(API.CreateStruct), "cx"));
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mode.Height = Marshal.ReadInt32(m.LParam, (int)Marshal.OffsetOf(typeof(API.CreateStruct), "cy"));
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// Raise the Create event
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this.OnCreate(EventArgs.Empty);
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// Raise the resize event:
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//resizeEventArgs.Width = width;
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//resizeEventArgs.Height = height;
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//this.OnResize(resizeEventArgs);
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return;
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//case API.Constants.WM_KEYDOWN: // Legacy input events
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//case API.Constants.WM_KEYUP:
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// break;
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//case API.Constants.WM_INPUT: // Raw input
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// WinRawInput.ProcessEvent(ref msg, key);
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// break;
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case API.Constants.WM_CLOSE:
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case API.Constants.WM_DESTROY:
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Debug.Print("Window handle {0} destroyed.", this.Handle);
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this.DestroyHandle();
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API.PostQuitMessage(0);
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return;
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case API.Constants.WM_QUIT:
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quit = true;
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Debug.WriteLine("Window quit.");
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return;
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}
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//base.WndProc(ref m);
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DefWndProc(ref m);
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}
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#endregion
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#region --- INativeWindow Members ---
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#region private void CreateWindow(DisplayMode mode)
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public void CreateWindow(DisplayMode mode)
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{
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CreateParams cp = new CreateParams();
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cp.ClassStyle =
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(int)API.WindowClassStyle.OwnDC |
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(int)API.WindowClassStyle.VRedraw |
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(int)API.WindowClassStyle.HRedraw | (int)API.WindowClassStyle.Ime;
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cp.Style =
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(int)API.WindowStyle.Visible |
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(int)API.WindowStyle.ClipChildren |
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(int)API.WindowStyle.ClipSiblings |
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(int)API.WindowStyle.OverlappedWindow;
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cp.Width = mode.Width;
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cp.Height = mode.Height;
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cp.Caption = "OpenTK Game Window";
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base.CreateHandle(cp);
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glContext = new WinGLContext(
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this.Handle,
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new DisplayMode(
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width, height,
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new ColorDepth(32),
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16, 0, 0, 2,
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fullscreen,
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false,
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false,
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0.0f
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)
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);
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if (this.Handle != IntPtr.Zero && glContext != null)
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{
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created = true;
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}
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else
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{
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throw new ApplicationException(String.Format(
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"Could not create native window and/or context. Handle: {0}, Context {1}",
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this.Handle, this.Context.ToString()));
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}
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}
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/*
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private void CreateWindow()
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{
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WinApi.WindowClass wc = new WinApi.WindowClass();
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wc.style =
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WinApi.WindowClassStyle.HRedraw |
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WinApi.WindowClassStyle.VRedraw |
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WinApi.WindowClassStyle.OwnDC;
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wc.WindowProcedure = new WinApi.WindowProcedureEventHandler(WndProc);
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wc.Instance = instance;
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//wc.ClassName = Marshal.StringToHGlobalAuto(className);
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wc.ClassName = className;
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classAtom = WinApi.RegisterClass(wc);
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if (classAtom == 0)
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{
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throw new Exception("Could not register class, error: " + Marshal.GetLastWin32Error());
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}
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// Change for fullscreen!
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handle = WinApi.CreateWindowEx(
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WinApi.ExtendedWindowStyle.ApplicationWindow |
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WinApi.ExtendedWindowStyle.OverlappedWindow |
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WinApi.ExtendedWindowStyle.Topmost,
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className,
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//Marshal.StringToHGlobalAuto("OpenTK Game Window"),
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"OpenTK Game Window",
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WinApi.WindowStyle.OverlappedWindow |
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WinApi.WindowStyle.ClipChildren |
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WinApi.WindowStyle.ClipSiblings,
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0, 0,
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640, 480,
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IntPtr.Zero,
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IntPtr.Zero,
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instance,
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IntPtr.Zero
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);
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if (handle == IntPtr.Zero)
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{
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throw new Exception("Could not create window, error: " + Marshal.GetLastWin32Error());
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}
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}
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*/
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#endregion
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#region public void Exit()
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/// <summary>
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/// Starts the teardown sequence for the current window.
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/// </summary>
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public void Exit()
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{
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API.PostMessage(this.Handle, API.Constants.WM_DESTROY, IntPtr.Zero, IntPtr.Zero);
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}
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#endregion
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#region public void ProcessEvents()
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private int ret;
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System.Windows.Forms.Message msg;
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public void ProcessEvents()
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{
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while (!IsIdle)
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{
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ret = API.GetMessage(out msg, Handle, 0, 0);
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if (ret == -1)
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{
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throw new ApplicationException(String.Format(
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"An error happened while processing the message queue. Windows error: {0}",
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Marshal.GetLastWin32Error()));
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}
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API.DispatchMessage(ref msg);
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WndProc(ref msg);
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}
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}
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#endregion
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#region public event CreateEvent Create;
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public event CreateEvent Create;
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private void OnCreate(EventArgs e)
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{
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if (this.Create != null)
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{
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this.Create(this, e);
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}
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}
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#endregion
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#region public bool Created
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/// <summary>
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/// Returns true if a render window/context exists.
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/// </summary>
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public bool Created
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{
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get { return created; }
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}
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#endregion
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#region public bool Quit
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public bool Quit
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{
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get { return quit; }
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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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#region public bool Fullscreen
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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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throw new NotImplementedException();
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}
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set
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{
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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 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(out msg, IntPtr.Zero, 0, 0, 0);
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return !API.PeekMessage(out msg, this.Handle, 0, 0, 0);
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//return API.GetQueueStatus(API.QueueStatusFlags.ALLEVENTS) == 0;
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}
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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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base.DestroyHandle();
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}
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disposed = true;
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}
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}
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~WinGLNative()
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{
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Dispose(false);
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}
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#endregion
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#region --- IResizable Members ---
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#region public int Width
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public int Width
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{
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get
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{
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return mode.Width;
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}
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set
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{
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throw new NotImplementedException();
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//WinApi.PostMessage(
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// this.Handle,
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// WinApi.Constants.WM_WINDOWPOSCHANGING,
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//mode.Width = value;
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}
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}
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#endregion
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#region public int Height
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public int Height
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{
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get
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{
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return mode.Height;
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}
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set
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{
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throw new NotImplementedException();
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//WinApi.PostMessage(
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// this.Handle,
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// WinApi.Constants.WM_WINDOWPOSCHANGING,
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//mode.Height = value;
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}
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}
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#endregion
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#region public event ResizeEvent Resize
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public event ResizeEvent Resize;
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private ResizeEventArgs resizeEventArgs = new ResizeEventArgs();
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public void OnResize(ResizeEventArgs e)
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{
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mode.Width = e.Width;
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mode.Height = e.Height;
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if (this.Resize != null)
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this.Resize(this, e);
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}
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#endregion
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#endregion
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}
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#region class WindowHandle : Microsoft.Win32.SafeHandles.SafeHandleZeroOrMinusOneIsInvalid
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/*
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class WindowHandle : Microsoft.Win32.SafeHandles.SafeHandleZeroOrMinusOneIsInvalid
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{
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protected override bool ReleaseHandle()
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{
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throw new Exception("The method or operation is not implemented.");
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}
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public override bool IsInvalid
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{
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get
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{
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return base.IsInvalid;
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}
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}
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}
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*/
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#endregion
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}
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