[Java-game-lib-cvs] SF.net SVN: java-game-lib:[3789] trunk/LWJGL/src

[<sp...@us...>]

Revision: 3789
          http://java-game-lib.svn.sourceforge.net/java-game-lib/?rev=3789&view=rev
Author:   spasi
Date:     2012-08-23 10:36:12 +0000 (Thu, 23 Aug 2012)
Log Message:
-----------
Attempt to fix lost key up events when Display is out of focus. (Windows)

Modified Paths:
--------------
    trunk/LWJGL/src/java/org/lwjgl/opengl/WindowsDisplay.java
    trunk/LWJGL/src/java/org/lwjgl/opengl/WindowsKeyboard.java
    trunk/LWJGL/src/native/windows/org_lwjgl_opengl_WindowsKeyboard.c

Modified: trunk/LWJGL/src/java/org/lwjgl/opengl/WindowsDisplay.java
===================================================================
--- trunk/LWJGL/src/java/org/lwjgl/opengl/WindowsDisplay.java	2012-08-19 06:56:25 UTC (rev 3788)
+++ trunk/LWJGL/src/java/org/lwjgl/opengl/WindowsDisplay.java	2012-08-23 10:36:12 UTC (rev 3789)
@@ -345,6 +345,9 @@
 			redoMakeContextCurrent = true;
 			if (Display.isFullscreen())
 				updateClipping();
+
+			if ( keyboard != null )
+				keyboard.fireLostKeyEvents();
 		} else if (Display.isFullscreen()) {
 			showWindow(getHwnd(), SW_SHOWMINNOACTIVE);
 			resetDisplayMode();
@@ -1045,15 +1048,6 @@
 		return height;
 	}
 
-	private int firstMouseButtonDown() {
-		for(int i=0; i<Mouse.getButtonCount(); i++) {
-			if(Mouse.isButtonDown(i)) {
-				return i;
-			}
-		}
-		return -1;
-	}
-
 	private native boolean nTrackMouseEvent(long hwnd);
 
 	public boolean isInsideWindow() {

Modified: trunk/LWJGL/src/java/org/lwjgl/opengl/WindowsKeyboard.java
===================================================================
--- trunk/LWJGL/src/java/org/lwjgl/opengl/WindowsKeyboard.java	2012-08-19 06:56:25 UTC (rev 3788)
+++ trunk/LWJGL/src/java/org/lwjgl/opengl/WindowsKeyboard.java	2012-08-23 10:36:12 UTC (rev 3789)
@@ -49,8 +49,8 @@
 	private static final int BUFFER_SIZE = 50;
 
 	private final long hwnd;
-	private final ByteBuffer keyboard_state;
 	private final byte[] key_down_buffer = new byte[Keyboard.KEYBOARD_SIZE];
+	private final byte[] virt_key_down_buffer = new byte[Keyboard.KEYBOARD_SIZE];
 	private final EventQueue event_queue = new EventQueue(Keyboard.EVENT_SIZE);
 	private final ByteBuffer tmp_event = ByteBuffer.allocate(Keyboard.EVENT_SIZE);
 
@@ -65,7 +65,6 @@
 
 	WindowsKeyboard(long hwnd) throws LWJGLException {
 		this.hwnd = hwnd;
-		keyboard_state = BufferUtils.createByteBuffer(256);
 	}
 	private static native boolean isWindowsNT();
 
@@ -99,6 +98,7 @@
 	private static native int ToAscii(int wVirtKey, int wScanCode, ByteBuffer lpKeyState, ByteBuffer lpChar, int flags);
 	private static native int GetKeyboardState(ByteBuffer lpKeyState);
 	private static native int GetKeyState(int virt_key);
+	private static native int GetAsyncKeyState(int virt_key);
 
 	private void putEvent(int keycode, byte state, int ch, long millis, boolean repeat) {
 		tmp_event.clear();
@@ -155,8 +155,10 @@
 		flushRetained();
 		has_retained_event = true;
 		int keycode = WindowsKeycodes.mapVirtualKeyToLWJGLCode(virt_key);
-		if (keycode < key_down_buffer.length)
+		if (keycode < key_down_buffer.length) {
 			key_down_buffer[keycode] = event_state;
+			virt_key_down_buffer[virt_key] = event_state;
+		}
 		retained_key_code = keycode;
 		retained_state = event_state;
 		retained_millis = millis;
@@ -164,6 +166,14 @@
 		retained_repeat = repeat;
 	}
 
+
+	public void fireLostKeyEvents() {
+		for ( int i = 0; i < virt_key_down_buffer.length; i++ ) {
+			if ( (virt_key_down_buffer[i] & 1) == 1 && (GetAsyncKeyState(i) & 1) == 0 )
+				handleKey(i, 0, false, (byte)0, System.currentTimeMillis(), false);
+		}
+	}
+
 	public void handleChar(int event_char, long millis, boolean repeat) {
 		if (has_retained_event && retained_char != 0)
 			flushRetained();

Modified: trunk/LWJGL/src/native/windows/org_lwjgl_opengl_WindowsKeyboard.c
===================================================================
--- trunk/LWJGL/src/native/windows/org_lwjgl_opengl_WindowsKeyboard.c	2012-08-19 06:56:25 UTC (rev 3788)
+++ trunk/LWJGL/src/native/windows/org_lwjgl_opengl_WindowsKeyboard.c	2012-08-23 10:36:12 UTC (rev 3789)
@@ -45,6 +45,10 @@
 	return GetKeyState(virt_key);
 }
 
+JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_WindowsKeyboard_GetAsyncKeyState(JNIEnv *env, jclass unused, jint virt_key) {
+	return GetAsyncKeyState(virt_key);
+}
+
 JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_WindowsKeyboard_MapVirtualKey(JNIEnv *env, jclass unused, jint uCode, jint uMapType) {
 	return MapVirtualKey(uCode, uMapType);
 }

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