我有一个扩展 DialogFragment 的类,在这里我展示了一个 ListView。我希望此列表中的项目有一个 LongPress 选项。所以我已经覆盖了onCreateContextMenu
and onContextItemSelected
。我的上下文菜单出现了正确的选项。
我遇到的问题是我无法getDialog().dismiss()
从onContextItemSelected
方法中调用。
从扩展 DialogFragment 的类的方法中关闭扩展 DialogFragment 的类的正确方法是什么onContextItemSelected
?
/*
* (non-Javadoc)
* @see android.support.v4.app.Fragment#onCreateContextMenu(android.view.ContextMenu, android.view.View, android.view.ContextMenu.ContextMenuInfo)
*/
@Override
public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo menuInfo)
{
if(view.getId() == listView.getId())
{
AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo)menuInfo;
Industry industry = (Industry) listView.getItemAtPosition(info.position);
menu.setHeaderTitle(industry.name);
menu.add(Menu.NONE, USE_INDUSTRY, 0, USE_INDUSTRY_TEXT);
}
}
/*
* (non-Javadoc)
* @see android.support.v4.app.Fragment#onContextItemSelected(android.view.MenuItem)
*/
@Override
public boolean onContextItemSelected(MenuItem item)
{
if(item.getItemId() == USE_INDUSTRY)
{
AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo)item.getMenuInfo();
Industry industry = (Industry) listView.getItemAtPosition(info.position);
MyApplication.BUS.post(new IndustryEvent(industry.ID, -2));
getDialog().dismiss();
}
return true;
}