/** Enables all focus animations. */
void enableFocusAnimations() {
boolean wasFocusAnimationsEnabled = mFocusAnimationsEnabled;
mFocusAnimationsEnabled = true;
if (mIsFocused && !wasFocusAnimationsEnabled) {
// Re-notify the header if we were focused and animations were not previously enabled
mHeaderView.onTaskViewFocusChanged(true, true);
}
}
/** Unsets the focused task explicitly. */
void unsetFocusedTask() {
mIsFocused = false;
if (mFocusAnimationsEnabled) {
// Un-focus the header bar
mHeaderView.onTaskViewFocusChanged(false, true);
}
// Update the thumbnail alpha with the focus
mThumbnailView.onFocusChanged(false);
// Call the callback
if (mCb != null) {
mCb.onTaskViewFocusChanged(this, false);
}
invalidate();
}
/**
* Sets the focused task explicitly. We need a separate flag because requestFocus() won't happen
* if the view is not currently visible, or we are in touch state (where we still want to keep
* track of focus).
*/
public void setFocusedTask(boolean animateFocusedState) {
mIsFocused = true;
if (mFocusAnimationsEnabled) {
// Focus the header bar
mHeaderView.onTaskViewFocusChanged(true, animateFocusedState);
}
// Update the thumbnail alpha with the focus
mThumbnailView.onFocusChanged(true);
// Call the callback
if (mCb != null) {
mCb.onTaskViewFocusChanged(this, true);
}
// Workaround, we don't always want it focusable in touch mode, but we want the first task
// to be focused after the enter-recents animation, which can be triggered from either touch
// or keyboard
setFocusableInTouchMode(true);
requestFocus();
setFocusableInTouchMode(false);
invalidate();
}