该方法startSupportActionMode(ActionMode.Callback)是未定义的类型FragmentActivity? [英] The method startSupportActionMode(ActionMode.Callback) is undefined for the type FragmentActivity?
问题描述
我想实现操作模式契约碎片的Android。但是,我得到错误的的方法startSupportActionMode(ActionMode.Callback)是不确定的在我的code FragmentActivity 类型:
I'm want to implement Action Mode Compact in Fragment Android. But I get error The method startSupportActionMode(ActionMode.Callback) is undefined for the type FragmentActivity in my code :
list.setOnItemLongClickListener(new AdapterView.OnItemLongClickListener() {
@Override
public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
getActivity().startSupportActionMode(modeCallBack);
return true;
}
});
得到误差 getActivity()startSupportActionMode(modeCallBack);?
如何解决它。
推荐答案
在此<一个href="https://developer.android.com/reference/android/support/v7/app/ActionBarActivity.html#startSupportActionMode%28android.support.v7.view.ActionMode.Callback%29">ActionBarActivity startSupportActionMode(ActionMode.Callback回调)
的方法 ActionBarActivity 这是用于动作条
From this ActionBarActivity startSupportActionMode (ActionMode.Callback callback)
is method of ActionBarActivity which is used for ActionBar
如果你的活动
延长 ActionBarActivity
您可以设置等。
if your Activity
extend ActionBarActivity
you can set like .
对于ActionBarActivity
ActionBarActivity activity=(ActionBarActivity)getActiivty();
activity.startSupportActionMode(modeCallBack);
的活动
getActivity().startActionMode(modeCallBack);
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