diff options
Diffstat (limited to 'tests/TransitionTests/src/com/android/transitiontests/ListViewAddRemove.java')
| -rw-r--r-- | tests/TransitionTests/src/com/android/transitiontests/ListViewAddRemove.java | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/tests/TransitionTests/src/com/android/transitiontests/ListViewAddRemove.java b/tests/TransitionTests/src/com/android/transitiontests/ListViewAddRemove.java new file mode 100644 index 0000000..f0864dc --- /dev/null +++ b/tests/TransitionTests/src/com/android/transitiontests/ListViewAddRemove.java @@ -0,0 +1,167 @@ +/* + * 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.view.ViewTreeObserver; +import android.view.transition.Fade; +import android.view.transition.Scene; +import android.widget.AdapterView; +import android.widget.ArrayAdapter; +import android.widget.LinearLayout; +import android.widget.ListView; +import android.widget.TextView; +import android.view.transition.AutoTransition; +import android.view.transition.Move; +import android.view.transition.Transition; +import android.view.transition.TransitionGroup; +import android.view.transition.TransitionManager; +import com.android.transitiontest.R; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; + +public class ListViewAddRemove 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); + + final ViewTreeObserver observer = container.getViewTreeObserver(); + observer.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() { + public void onGlobalLayout() { + System.out.println("-------------------------------------"); + System.out.println("onLayoutListener: listview view tops: "); + for (int i = 0; i < listview.getChildCount(); ++i) { + TextView view = (TextView) listview.getChildAt(i); + System.out.println(" " + view.getText() + ": " + view.getTop()); + } + } + }); + + final Scene mySceneChanger = new Scene(listview); + + mySceneChanger.setEnterAction(new Runnable() { + @Override + public void run() { + numList.remove(mItemToDelete); + adapter.notifyDataSetChanged(); + } + }); + final Transition myTransition = new AutoTransition(); + final TransitionGroup noFadeIn = new TransitionGroup(TransitionGroup.SEQUENTIALLY); + Fade fadeIn = new Fade(Fade.IN); + fadeIn.setDuration(50); + noFadeIn.addTransitions(new Fade(Fade.OUT), new Move(), fadeIn); + + myTransition.addListener(new Transition.TransitionListenerAdapter() { + @Override + public void onTransitionStart(Transition transition) { + System.out.println("---------ListView Tops: Before--------"); + for (int i = 0; i < listview.getChildCount(); ++i) { + TextView view = (TextView) listview.getChildAt(i); + int position = listview.getPositionForView(view); + } + } + + @Override + public void onTransitionEnd(Transition transition) { + System.out.println("---------ListView Tops: After--------"); + for (int i = 0; i < listview.getChildCount(); ++i) { + TextView view = (TextView) listview.getChildAt(i); + int position = listview.getPositionForView(view); + if (view.hasTransientState()) { +// view.setHasTransientState(false); + } + } + myTransition.removeListener(this); + } + }); + + listview.setOnItemClickListener(new AdapterView.OnItemClickListener() { + + @Override + public void onItemClick(AdapterView<?> parent, final View view, int position, long id) { + System.out.println("---------ListView Tops: OnClick--------"); + 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); + } + } +// listview.setHasTransientState(true); + mItemToDelete = item; +// numList.remove(item); + TransitionManager.go(mySceneChanger, noFadeIn); +// 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); + } + + }); + } + + String mItemToDelete = null; + + 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; + } + + } +} |