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Fix NPE if we receive a SOURCE_CLASS_POSITION event with no associated device

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This commit is contained in:
Cameron Gutman 2021-07-17 13:15:57 -05:00
parent b9031785ac
commit f2e2e28419
1 changed files with 13 additions and 12 deletions
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13
app/src/main/java/com/limelight/Game.java
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@ -1280,8 +1280,10 @@ public class Game extends Activity implements SurfaceHolder.Callback,
// Trackpad on newer versions of Android (Oreo and later) should be caught by the
// relative axes case above. If we get here, we're on an older version that doesn't
// support pointer capture.
InputDevice.MotionRange xRange = event.getDevice().getMotionRange(MotionEvent.AXIS_X, event.getSource());
InputDevice.MotionRange yRange = event.getDevice().getMotionRange(MotionEvent.AXIS_Y, event.getSource());
InputDevice device = event.getDevice();
if (device != null) {
InputDevice.MotionRange xRange = device.getMotionRange(MotionEvent.AXIS_X, event.getSource());
InputDevice.MotionRange yRange = device.getMotionRange(MotionEvent.AXIS_Y, event.getSource());
// All touchpads coordinate planes should start at (0, 0)
if (xRange != null && yRange != null && xRange.getMin() == 0 && yRange.getMin() == 0) {
@ -1290,10 +1292,9 @@ public class Game extends Activity implements SurfaceHolder.Callback,
// Touchpads must be smaller than (65535, 65535)
if (xMax <= Short.MAX_VALUE && yMax <= Short.MAX_VALUE) {
conn.sendMousePosition((short)event.getAxisValue(MotionEvent.AXIS_X),
(short)event.getAxisValue(MotionEvent.AXIS_Y),
(short)xMax,
(short)yMax);
conn.sendMousePosition((short)event.getX(), (short)event.getY(),
(short)xMax, (short)yMax);
}
}
}
}