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Consistent mouse grab behaviour on all platforms. Mouse will now ungrab at the same place it was grabbed from.

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This commit is contained in:
kappa1 2010-03-26 19:17:53 +00:00
parent ef86a6c501
commit b272e7d891
1 changed files with 17 additions and 2 deletions
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19
src/java/org/lwjgl/input/Mouse.java
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@ -125,6 +125,9 @@ public class Mouse {
private static int event_x;
private static int event_y;
private static long event_nanos;
/** The position of the mouse it was grabbed at */
private static int grab_x;
private static int grab_y;
/** Buffer size in events */
private static final int BUFFER_SIZE = 50;
@ -611,15 +614,27 @@ public class Mouse {
*/
public static void setGrabbed(boolean grab) {
synchronized (OpenGLPackageAccess.global_lock) {
isGrabbed = grab;
if (isCreated()) {
implementation.grabMouse(isGrabbed);
if (grab && !isGrabbed) {
// store location mouse was grabbed
grab_x = x;
grab_y = y;
}
else if (!grab && isGrabbed) {
// move mouse back to location it was grabbed before ungrabbing
if ((Cursor.getCapabilities() & Cursor.CURSOR_ONE_BIT_TRANSPARENCY) != 0)
implementation.setCursorPosition(grab_x, grab_y);
}
implementation.grabMouse(grab);
// Get latest values from native side
poll();
event_x = x;
event_y = y;
resetMouse();
}
isGrabbed = grab;
}
}