Code example for ExpandableListView

Methods: getSelectedIdsetAdaptersetOnItemClickListener, setEmptyView

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		return mList.getSelectedPosition();
	} 
 
	public long getSelectedId() { 
		ensureList(); 
		return mList.getSelectedId();
	} 
 
	public ExpandableListView getExpandableListView() {
		ensureList(); 
		return mList;
	} 
 
	public void setEmptyText(CharSequence text) {
		ensureList(); 
		if (mStandardEmptyView == null) {
			throw new IllegalStateException(
					"Can't be used with a custom content view"); 
		} 
		mStandardEmptyView.setText(text);
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