Merge "Fix NPE if pulling down QS quickly on very first boot." into jb-mr1-dev (de8e3b12) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java

+23 −16

Original line number	Diff line number	Diff line
		@@ -281,12 +281,18 @@ public class PanelView extends FrameLayout {
		mHandleView.setPressed(false);
		mBar.onTrackingStopped(PanelView.this);
		trackMovement(event);

		float vel = 0, yVel = 0, xVel = 0;
		boolean negative = false;

		if (mVelocityTracker != null) {
		// the velocitytracker might be null if we got a bad input stream
		mVelocityTracker.computeCurrentVelocity(1000);

		float yVel = mVelocityTracker.getYVelocity();
		boolean negative = yVel < 0;
		yVel = mVelocityTracker.getYVelocity();
		negative = yVel < 0;

		float xVel = mVelocityTracker.getXVelocity();
		xVel = mVelocityTracker.getXVelocity();
		if (xVel < 0) {
		xVel = -xVel;
		}
		@@ -294,11 +300,15 @@ public class PanelView extends FrameLayout {
		xVel = mFlingGestureMaxXVelocityPx; // limit how much we care about the x axis
		}

		float vel = (float)Math.hypot(yVel, xVel);
		vel = (float)Math.hypot(yVel, xVel);
		if (vel > mFlingGestureMaxOutputVelocityPx) {
		vel = mFlingGestureMaxOutputVelocityPx;
		}

		mVelocityTracker.recycle();
		mVelocityTracker = null;
		}

		// if you've barely moved your finger, we treat the velocity as 0
		// preventing spurious flings due to touch screen jitter
		final float deltaY = Math.abs(mFinalTouchY - mInitialTouchY);
		@@ -321,9 +331,6 @@ public class PanelView extends FrameLayout {

		fling(vel, true);

		mVelocityTracker.recycle();
		mVelocityTracker = null;

		break;
		}
		return true;