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      1 /*
      2  * Copyright (C) 2007 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.example.android.apis.view;
     18 
     19 import android.app.ListActivity;
     20 import android.os.Bundle;
     21 import android.view.KeyEvent;
     22 import android.view.View;
     23 import android.view.View.OnClickListener;
     24 import android.view.View.OnKeyListener;
     25 import android.widget.ArrayAdapter;
     26 import android.widget.EditText;
     27 
     28 import com.example.android.apis.R;
     29 
     30 import java.util.ArrayList;
     31 
     32 /**
     33  * Demonstrates the using a list view in transcript mode
     34  *
     35  */
     36 public class List12 extends ListActivity implements OnClickListener, OnKeyListener {
     37 
     38     private EditText mUserText;
     39 
     40     private ArrayAdapter<String> mAdapter;
     41 
     42     private ArrayList<String> mStrings = new ArrayList<String>();
     43 
     44     @Override
     45     protected void onCreate(Bundle savedInstanceState) {
     46         super.onCreate(savedInstanceState);
     47 
     48         setContentView(R.layout.list_12);
     49 
     50         mAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, mStrings);
     51 
     52         setListAdapter(mAdapter);
     53 
     54         mUserText = (EditText) findViewById(R.id.userText);
     55 
     56         mUserText.setOnClickListener(this);
     57         mUserText.setOnKeyListener(this);
     58     }
     59 
     60     public void onClick(View v) {
     61         sendText();
     62     }
     63 
     64     private void sendText() {
     65         String text = mUserText.getText().toString();
     66         mAdapter.add(text);
     67         mUserText.setText(null);
     68     }
     69 
     70     public boolean onKey(View v, int keyCode, KeyEvent event) {
     71         if (event.getAction() == KeyEvent.ACTION_DOWN) {
     72             switch (keyCode) {
     73                 case KeyEvent.KEYCODE_DPAD_CENTER:
     74                 case KeyEvent.KEYCODE_ENTER:
     75                     sendText();
     76                     return true;
     77             }
     78         }
     79         return false;
     80     }
     81 
     82 
     83 }
     84