| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.transitiontests; |
| |
| import android.app.Activity; |
| import android.content.Context; |
| import android.os.Bundle; |
| import android.view.View; |
| import android.widget.AdapterView; |
| import android.widget.ArrayAdapter; |
| import android.widget.LinearLayout; |
| import android.widget.ListView; |
| import android.widget.TextView; |
| |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| |
| public class ListViewAddRemoveNoTransition extends Activity { |
| |
| final ArrayList<String> numList = new ArrayList<String>(); |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| setContentView(R.layout.list_view_add_remove); |
| |
| final LinearLayout container = (LinearLayout) findViewById(R.id.container); |
| |
| final ListView listview = (ListView) findViewById(R.id.listview); |
| for (int i = 0; i < 200; ++i) { |
| numList.add(Integer.toString(i)); |
| } |
| final StableArrayAdapter adapter = new StableArrayAdapter(this, |
| android.R.layout.simple_list_item_1, numList); |
| listview.setAdapter(adapter); |
| |
| listview.setOnItemClickListener(new AdapterView.OnItemClickListener() { |
| |
| @Override |
| public void onItemClick(AdapterView<?> parent, final View view, int position, long id) { |
| String item = (String) parent.getItemAtPosition(position); |
| for (int i = 0; i < listview.getChildCount(); ++i) { |
| TextView v = (TextView) listview.getChildAt(i); |
| if (!item.equals(v.getText())) { |
| v.setHasTransientState(true); |
| } |
| } |
| numList.remove(item); |
| adapter.notifyDataSetChanged(); |
| view.postDelayed(new Runnable() { |
| @Override |
| public void run() { |
| for (int i = 0; i < listview.getChildCount(); ++i) { |
| TextView v = (TextView) listview.getChildAt(i); |
| v.setHasTransientState(false); |
| } |
| } |
| }, 200); |
| } |
| |
| }); |
| } |
| |
| private class StableArrayAdapter extends ArrayAdapter<String> { |
| |
| HashMap<String, Integer> mIdMap = new HashMap<String, Integer>(); |
| |
| public StableArrayAdapter(Context context, int textViewResourceId, |
| List<String> objects) { |
| super(context, textViewResourceId, objects); |
| for (int i = 0; i < objects.size(); ++i) { |
| mIdMap.put(objects.get(i), i); |
| } |
| } |
| |
| @Override |
| public long getItemId(int position) { |
| String item = getItem(position); |
| return mIdMap.get(item); |
| } |
| |
| @Override |
| public boolean hasStableIds() { |
| return true; |
| } |
| |
| } |
| } |