在ContactListActivity中,点击未选中的item将其选中,再点击已选中的item撤销其选中
public void onItemClick(AdapterView<?> parent, View view, int position,
long id) {
ContactListAdapter.ViewHolder viewHolder = null;
if(mListAdapter.bShowCheckBox) {
viewHolder = (ContactListAdapter.ViewHolder)view.getTag();
TxrjContact contact = (TxrjContact)mListAdapter.getItem(position);
contact.setSelected(!contact.isSelected());
viewHolder.select
.setImageBitmap(contact.isSelected() ? mListAdapter.checkBox
: mListAdapter.unCheckBox);
}
}