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下面是我第一次尝试设置列表片段的代码,该列表片段点击一个活动(就像测试一样)。 我遵循Android文档示例:List Fragment ExampleonListItemClick显示为“从未使用过”
但是,onListItemClick显示为“从未使用过”。当我运行的应用程序我的列表中显示,但是当我点击其中的项目我只是得到下面的返回:
d/ViewRootImpl:ViewPostImeInputStage ACTION_DOWN
的XML:
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.administrationuser.piclo.ListViewFragment"
tools:showIn="@layout/activity_list_view"
tools:layout_editor_absoluteY="0dp"
tools:layout_editor_absoluteX="0dp"
>
<FrameLayout
android:id="@+id/list_container_id"
android:layout_width="0dp"
android:layout_height="0dp"
tools:layout_editor_absoluteY="8dp"
tools:layout_editor_absoluteX="8dp">
<ListView
android:id="@android:id/list"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:drawSelectorOnTop="false" >
</ListView>
</FrameLayout>
</android.support.constraint.ConstraintLayout>
这里是列表片段:
package com.example.administrationuser.piclo;
import android.app.Activity;
import android.content.Intent;
import android.support.v4.app.Fragment;
import android.os.Bundle;
import android.support.v4.app.ListFragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListAdapter;
public class ListViewFragment extends ListFragment {
public ListViewFragment() {}
String[] myStringArray = new String[]{"aa","bbb","ccccc","dddddd"};
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
// Populate list with our static array of titles.
setListAdapter(new ArrayAdapter<String>(getActivity(),
android.R.layout.simple_list_item_activated_1, myStringArray));
}
@Override
public void onListItemClick(ListView l, View v, int position, long id) {
showDetails(position);
}
void showDetails(int index) {
int mCurCheckPosition = index;
Intent intent = new Intent();
intent.setClass(getActivity(), MessageDetails.class);
intent.putExtra("Inty", mCurCheckPosition);
startActivity(intent);
startActivity(intent);
}
}