private void createItemSourceList(ObservableCollection<Object> newList) { if (itemList != null && collectionObserver != null) itemList.unsubscribe(collectionObserver); itemList = newList; videoListViews = new WeakList<View>(); if (newList == null) return; currentList = null; itemList.subscribe(collectionObserver); newList(newList); }
public boolean executeKeyEvent(KeyEvent event) { boolean handled = false; if (event.getAction() == KeyEvent.ACTION_DOWN) { switch (event.getKeyCode()) { case KeyEvent.KEYCODE_DPAD_LEFT: if (movePrevious()) { setChildSelections(); } handled = true; break; case KeyEvent.KEYCODE_DPAD_RIGHT: if (moveNext()) { setChildSelections(); } handled = true; break; case KeyEvent.KEYCODE_DPAD_CENTER: case KeyEvent.KEYCODE_ENTER: mReceivedInvokeKeyDown = true; if (this.changeListener != null) { View child = getChildAt(mSelectedIndex); Object obj = itemList.getItem(mSelectedIndex); changeListener.onItemSelected(obj, mSelectedIndex, child); } handled = true; break; } } return handled; }