am 3e0c82ec: Fix for 2568664 : Slide gesture on spacebar is not reliable anymore (4f695092) · Commits · e / os / android_packages_inputmethods_LatinIME

java/src/com/android/inputmethod/latin/LatinKeyboardView.java

+9 −1

Original line number	Diff line number	Diff line
		@@ -63,6 +63,8 @@ public class LatinKeyboardView extends KeyboardView {
		private boolean mDisableDisambiguation;
		/** The distance threshold at which we start treating the touch session as a multi-touch */
		private int mJumpThresholdSquare = Integer.MAX_VALUE;
		/** The y coordinate of the last row */
		private int mLastRowY;

		public LatinKeyboardView(Context context, AttributeSet attrs) {
		super(context, attrs);
		@@ -82,6 +84,8 @@ public class LatinKeyboardView extends KeyboardView {
		// One-seventh of the keyboard width seems like a reasonable threshold
		mJumpThresholdSquare = k.getMinWidth() / 7;
		mJumpThresholdSquare *= mJumpThresholdSquare;
		// Assuming there are 4 rows, this is the coordinate of the last row
		mLastRowY = (k.getHeight() * 3) / 4;
		setKeyboardLocal(k);
		}

		@@ -139,7 +143,11 @@ public class LatinKeyboardView extends KeyboardView {
		case MotionEvent.ACTION_MOVE:
		// Is this a big jump?
		final int distanceSquare = (mLastX - x) * (mLastX - x) + (mLastY - y) * (mLastY - y);
		if (distanceSquare > mJumpThresholdSquare) {
		// Check the distance and also if the move is not entirely within the bottom row
		// If it's only in the bottom row, it might be an intentional slide gesture
		// for language switching
		if (distanceSquare > mJumpThresholdSquare
		&& (mLastY < mLastRowY \|\| y < mLastRowY)) {
		// If we're not yet dropping events, start dropping and send an UP event
		if (!mDroppingEvents) {
		mDroppingEvents = true;