| /* |
| * Copyright (C) 2007 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 android.widget.listview; |
| |
| import android.os.Bundle; |
| import android.util.ListScenario; |
| import android.view.KeyEvent; |
| import android.view.View; |
| import android.widget.Button; |
| import android.widget.LinearLayout; |
| |
| /** |
| * List of 1,000 items used to test calls to setSelection() in touch mode. |
| * Pressing the S key will call setSelection(0) on the list. |
| */ |
| public class ListSetSelection extends ListScenario { |
| private Button mButton; |
| |
| @Override |
| protected void init(Params params) { |
| params.setStackFromBottom(false) |
| .setStartingSelectionPosition(-1) |
| .setNumItems(1000) |
| .setItemScreenSizeFactor(0.22); |
| } |
| |
| @Override |
| protected void onCreate(Bundle icicle) { |
| super.onCreate(icicle); |
| |
| mButton = new Button(this); |
| mButton.setText("setSelection(0)"); |
| mButton.setOnClickListener(new View.OnClickListener() { |
| public void onClick(View v) { |
| getListView().setSelection(0); |
| } |
| }); |
| |
| getListViewContainer().addView(mButton, new LinearLayout.LayoutParams( |
| LinearLayout.LayoutParams.MATCH_PARENT, |
| LinearLayout.LayoutParams.WRAP_CONTENT |
| )); |
| } |
| |
| public Button getButton() { |
| return mButton; |
| } |
| |
| @Override |
| public boolean dispatchKeyEvent(KeyEvent event) { |
| if (event.getKeyCode() == KeyEvent.KEYCODE_S) { |
| getListView().setSelection(0); |
| return true; |
| } |
| |
| return super.dispatchKeyEvent(event); |
| } |
| } |