From 880653d31a8f1ff8384fdbc75b84934bceecfdb8 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Sat, 18 Nov 2000 06:43:49 +0000
Subject: Initial revision

---
 gl4java/jau/awt/windows/Win32HandleAccess.java | 84 ++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 gl4java/jau/awt/windows/Win32HandleAccess.java

(limited to 'gl4java/jau/awt/windows/Win32HandleAccess.java')

diff --git a/gl4java/jau/awt/windows/Win32HandleAccess.java b/gl4java/jau/awt/windows/Win32HandleAccess.java
new file mode 100644
index 0000000..38b5c93
--- /dev/null
+++ b/gl4java/jau/awt/windows/Win32HandleAccess.java
@@ -0,0 +1,84 @@
+/*
+ * @(#) Win32HandleAccess.java
+ */
+
+package gl4java.jau.awt.windows;
+
+import sun.awt.DrawingSurface;
+import sun.awt.Win32DrawingSurface;
+import sun.awt.DrawingSurfaceInfo;  
+
+/**
+ * The ms-windows implementation for accessing the native window handle
+ *
+ * This class has no user servicable parts inside.  It is
+ * used internally by GLFrame and by our package spoofed
+ * sun.awt classes that give us internal access to window
+ * variables that we need to set up the OpenGL drawing
+ * ontext 
+ *
+ * @see WinHandleAccess
+ * @version 	0.1, 7. JULY 1998
+ * @author      Sven Goethel
+ * 
+ */
+public class Win32HandleAccess 
+	implements gl4java.jau.awt.WinHandleAccess
+{
+
+  protected DrawingSurfaceInfo dsi;
+  protected Win32DrawingSurface wds;
+  protected int window, depth;
+
+  protected void achieveData(java.awt.Component c, java.awt.Graphics g)
+  {
+	/* outta java3d */
+	dsi=null;
+	wds=null;
+	window=0; depth=0;
+
+        dsi = ((DrawingSurface)(c.getPeer())).getDrawingSurfaceInfo();
+	if(dsi!=null)
+	{
+		dsi.lock();
+		wds = (Win32DrawingSurface)dsi.getSurface();  
+		dsi.unlock();
+	}
+	if(wds!=null)
+	{
+		dsi.lock();
+		window = wds.getHDC();
+		depth = wds.getDepth();
+		/*
+			System.out.println("wds ="+wds);
+			System.out.println("wds.Depth ="+wds.getDepth());
+			System.out.println("wds.HDC ="+wds.getHDC());
+			System.out.println("wds.HWnd ="+wds.getHWnd());
+		*/
+		dsi.unlock();
+	}
+	if(wds==null)
+		System.out.println("Win32HandleAccess.getWinHandle failed, because the given Component is NOT a Window-Component\n");
+  }
+
+/**
+ *
+ * gets some structure for windows, and drawable on Win32
+ */
+  public int getWinHandle(java.awt.Component c, java.awt.Graphics g)
+  {
+      achieveData(c, g);
+      return window;
+  }
+
+/**
+ *
+ * gets some structure for windows, and drawable on Win32
+ */
+  public int getWinDepth(java.awt.Component c, java.awt.Graphics g)
+  {
+  	achieveData(c, g);
+	return depth;
+  }
+}
+
-- 
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