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Windows AWTInput: Make sure the cursor is contained within the window when the Mouse is grabbed.

This commit is contained in:
Elias Naur 2007-01-30 13:08:51 +00:00
parent e8d032973f
commit 46ce5679c8
2 changed files with 18 additions and 9 deletions
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23
src/java/org/lwjgl/opengl/WindowsAWTInput.java
View File

@ -99,15 +99,24 @@ final class WindowsAWTInput extends AbstractAWTInput {
cached_mouse = new WindowsMouse(dinput, hwnd);
// cached_keyboard = new WindowsKeyboard(dinput, hwnd);
}
if (isGrabbed() && getCanvas().getCursor() != blank_cursor) {
cached_cursor = getCanvas().getCursor();
if (isGrabbed()) {
/**
* For some reason, DirectInput won't let us blank the cursor
* with the EXCLUSIVE access mode, so we'll work around it with a
* custom blank cursor
* DirectInput won't always stop the cursor from moving on top of the
* task bar and clicking on it. So we'll use ClipCursor to
* contain it while the cursor is grabbed.
*/
getCanvas().setCursor(blank_cursor);
}
WindowsDisplay.setupCursorClipping(hwnd);
if (getCanvas().getCursor() != blank_cursor) {
cached_cursor = getCanvas().getCursor();
/**
* For some reason, DirectInput won't let us blank the cursor
* with the EXCLUSIVE access mode, so we'll work around it with a
* custom blank cursor
*/
getCanvas().setCursor(blank_cursor);
}
} else
WindowsDisplay.resetCursorClipping();
grab(isGrabbed());
} catch (LWJGLException e) {
LWJGLUtil.log("Failed to create windows mouse: " + e);

4
src/java/org/lwjgl/opengl/WindowsDisplay.java
View File

@ -145,8 +145,8 @@ final class WindowsDisplay implements DisplayImplementation {
resetCursorClipping();
}
private static native void nDestroyWindow();
private static native void resetCursorClipping();
private static native void setupCursorClipping(long hwnd) throws LWJGLException;
static native void resetCursorClipping();
static native void setupCursorClipping(long hwnd) throws LWJGLException;
public void switchDisplayMode(DisplayMode mode) throws LWJGLException {
nSwitchDisplayMode(mode);