Release caps lock by double tap on shift key (e541f032) · Commits · e / os / android_packages_inputmethods_LatinIME

java/src/com/android/inputmethod/keyboard/KeyboardSwitcher.java

+4 −0

Original line number	Diff line number	Diff line
		@@ -486,6 +486,10 @@ public class KeyboardSwitcher implements SharedPreferences.OnSharedPreferenceCha
		} else if (isShiftLocked() && !shiftKeyState.isIgnoring() && !withSliding) {
		// Shift has been pressed without chording while caps lock state.
		toggleCapsLock();
		// To be able to turn off caps lock by "double tap" on shift key, we should ignore
		// the second tap of the "double tap" from now for a while because we just have
		// already turned off caps lock above.
		mInputView.startIgnoringDoubleTap();
		} else if (isShiftedOrShiftLocked() && shiftKeyState.isPressingOnShifted()
		&& !withSliding) {
		// Shift has been pressed without chording while shifted state.

java/src/com/android/inputmethod/keyboard/KeyboardView.java

+23 −1

Original line number	Diff line number	Diff line
		@@ -44,6 +44,7 @@ import android.view.Gravity;
		import android.view.LayoutInflater;
		import android.view.MotionEvent;
		import android.view.View;
		import android.view.ViewConfiguration;
		import android.view.ViewGroup;
		import android.widget.FrameLayout;
		import android.widget.LinearLayout;
		@@ -189,6 +190,7 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
		private static final int MSG_REPEAT_KEY = 3;
		private static final int MSG_LONGPRESS_KEY = 4;
		private static final int MSG_LONGPRESS_SHIFT_KEY = 5;
		private static final int MSG_IGNORE_DOUBLE_TAP = 6;

		private boolean mInKeyRepeat;

		@@ -286,6 +288,16 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
		public void cancelKeyTimers() {
		cancelKeyRepeatTimer();
		cancelLongPressTimers();
		removeMessages(MSG_IGNORE_DOUBLE_TAP);
		}

		public void startIgnoringDoubleTap() {
		sendMessageDelayed(obtainMessage(MSG_IGNORE_DOUBLE_TAP),
		ViewConfiguration.getDoubleTapTimeout());
		}

		public boolean isIgnoringDoubleTap() {
		return hasMessages(MSG_IGNORE_DOUBLE_TAP);
		}

		public void cancelAllMessages() {
		@@ -449,6 +461,11 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
		final PointerTracker tracker = getPointerTracker(id);
		// If the second down event is also on shift key.
		if (tracker.isOnShiftKey((int)secondDown.getX(), (int)secondDown.getY())) {
		// Detected a double tap on shift key. If we are in the ignoring double tap
		// mode, it means we have already turned off caps lock in
		// {@link KeyboardSwitcher#onReleaseShift} .
		final boolean ignoringDoubleTap = mHandler.isIgnoringDoubleTap();
		if (!ignoringDoubleTap)
		onDoubleTapShiftKey(tracker);
		return true;
		}
		@@ -468,6 +485,11 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
		mKeyRepeatInterval = res.getInteger(R.integer.config_key_repeat_interval);
		}

		public void startIgnoringDoubleTap() {
		if (ENABLE_CAPSLOCK_BY_DOUBLETAP)
		mHandler.startIgnoringDoubleTap();
		}

		public void setOnKeyboardActionListener(KeyboardActionListener listener) {
		mKeyboardActionListener = listener;
		for (PointerTracker tracker : mPointerTrackers) {