Fixing arrow navigation in task carousel (8fbd56e1) · Commits · e / os / BlissLauncher3

quickstep/src/com/android/quickstep/views/RecentsView.java

+14 −20

Original line number	Diff line number	Diff line
		@@ -930,11 +930,16 @@ public abstract class RecentsView<T extends BaseActivity> extends PagedView impl
		set.play(anim);
		}

		private void snapToPageRelative(int delta) {
		private boolean snapToPageRelative(int delta, boolean cycle) {
		if (getPageCount() == 0) {
		return;
		return false;
		}
		final int newPageUnbound = getNextPage() + delta;
		if (!cycle && (newPageUnbound < 0 \|\| newPageUnbound >= getChildCount())) {
		return false;
		}
		snapToPage((getNextPage() + getPageCount() + delta) % getPageCount());
		snapToPage((newPageUnbound + getPageCount()) % getPageCount());
		return true;
		}

		@Override
		@@ -970,21 +975,12 @@ public abstract class RecentsView<T extends BaseActivity> extends PagedView impl
		if (event.getAction() == KeyEvent.ACTION_DOWN) {
		switch (event.getKeyCode()) {
		case KeyEvent.KEYCODE_TAB:
		if (!event.isAltPressed() &&
		getNextPage() ==
		(event.isShiftPressed() ? 0 : getChildCount() - 1)) {
		// If not Alt-Tab navigation, don't loop forever in the carousel and leave
		// it once we reached the end.
		return false;
		}
		snapToPageRelative(event.isShiftPressed() ? -1 : 1);
		return true;
		return snapToPageRelative(event.isShiftPressed() ? -1 : 1,
		event.isAltPressed() /* cycle */);
		case KeyEvent.KEYCODE_DPAD_RIGHT:
		snapToPageRelative(mIsRtl ? -1 : 1);
		return true;
		return snapToPageRelative(mIsRtl ? -1 : 1, false /* cycle */);
		case KeyEvent.KEYCODE_DPAD_LEFT:
		snapToPageRelative(mIsRtl ? 1 : -1);
		return true;
		return snapToPageRelative(mIsRtl ? 1 : -1, false /* cycle */);
		case KeyEvent.KEYCODE_DEL:
		case KeyEvent.KEYCODE_FORWARD_DEL:
		dismissTask((TaskView) getChildAt(getNextPage()), true /animateTaskView/,
		@@ -1012,16 +1008,14 @@ public abstract class RecentsView<T extends BaseActivity> extends PagedView impl
		setCurrentPage(0);
		break;
		case FOCUS_BACKWARD:
		case FOCUS_RIGHT:
		case FOCUS_LEFT:
		setCurrentPage(getChildCount() - 1);
		break;
		}
		}
		}

		public void snapToTaskAfterNext() {
		snapToPageRelative(1);
		}

		public float getContentAlpha() {
		return mContentAlpha;
		}

quickstep/src/com/android/quickstep/views/RecentsViewContainer.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -70,6 +70,14 @@ public class RecentsViewContainer extends InsettableFrameLayout {

		mRecentsView.setClearAllButton(mClearAllButton);
		mClearAllButton.setRecentsView(mRecentsView);

		if (mRecentsView.isRtl()) {
		mClearAllButton.setNextFocusRightId(mRecentsView.getId());
		mRecentsView.setNextFocusLeftId(mClearAllButton.getId());
		} else {
		mClearAllButton.setNextFocusLeftId(mRecentsView.getId());
		mRecentsView.setNextFocusRightId(mClearAllButton.getId());
		}
		}

		@Override