void updateBottomBarWidgetState() {
LogUtils.d(TAG, "updateBottomBarWidgetState(), editing=" + mTodosListAdapter.isEditing());
if (mTodosListAdapter.isEditing()) {
int selectedNumber = 0;
int dataSourceNumber = 0;
if (mTodosListAdapter.getEditType() == TodosListAdapter.EDIT_TODOS) {
selectedNumber = mTodosListAdapter.getSeletedTodosNumber();
dataSourceNumber = mTodosListAdapter.getTodosDataSource().size();
} else if (mTodosListAdapter.getEditType() == TodosListAdapter.EDIT_DONES) {
selectedNumber = mTodosListAdapter.getSeletedDonesNumber();
dataSourceNumber = mTodosListAdapter.getDonesDataSource().size();
}
LogUtils.d(
TAG, "selectedNumber=" + selectedNumber + ", dataSourceNumber=" + dataSourceNumber);
if (dataSourceNumber == 0) {
updateToEditNull();
} else {
/// M: add to avoid this case: no item has been selected but the button
// can be pressed {@
if (selectedNumber > 0) {
mBtnDelete.setEnabled(true);
mBtnChangeState.setEnabled(true);
} else {
mBtnDelete.setEnabled(false);
mBtnChangeState.setEnabled(false);
}
/// @}
mTodosActionCallBack.updateActionMode();
}
}
}
@Override
public void onBackPressed() {
if (mTodosListAdapter.isEditing()) {
updateToEditNull();
return;
}
super.onBackPressed();
}