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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.app;
     18 
     19 import com.example.android.apis.R;
     20 
     21 import android.app.Activity;
     22 import android.content.SharedPreferences;
     23 import android.os.Bundle;
     24 import android.view.View;
     25 import android.view.View.OnClickListener;
     26 import android.widget.Button;
     27 import android.widget.TextView;
     28 
     29 /**
     30  * Sub-activity that is executed by the redirection example when input is needed
     31  * from the user.
     32  */
     33 public class RedirectGetter extends Activity
     34 {
     35     @Override
     36 	protected void onCreate(Bundle savedInstanceState)
     37     {
     38         super.onCreate(savedInstanceState);
     39 
     40         setContentView(R.layout.redirect_getter);
     41 
     42         // Watch for button clicks.
     43         Button applyButton = (Button)findViewById(R.id.apply);
     44         applyButton.setOnClickListener(mApplyListener);
     45 
     46         // The text being set.
     47         mText = (TextView)findViewById(R.id.text);
     48     }
     49 
     50     private final boolean loadPrefs()
     51     {
     52         // Retrieve the current redirect values.
     53         // NOTE: because this preference is shared between multiple
     54         // activities, you must be careful about when you read or write
     55         // it in order to keep from stepping on yourself.
     56         SharedPreferences preferences = getSharedPreferences("RedirectData", 0);
     57 
     58         mTextPref = preferences.getString("text", null);
     59         if (mTextPref != null) {
     60             mText.setText(mTextPref);
     61             return true;
     62         }
     63 
     64         return false;
     65     }
     66 
     67     private OnClickListener mApplyListener = new OnClickListener()
     68     {
     69         public void onClick(View v)
     70         {
     71             SharedPreferences preferences = getSharedPreferences("RedirectData", 0);
     72             SharedPreferences.Editor editor = preferences.edit();
     73             editor.putString("text", mText.getText().toString());
     74 
     75             if (editor.commit()) {
     76                 setResult(RESULT_OK);
     77             }
     78 
     79             finish();
     80         }
     81     };
     82 
     83     private String mTextPref;
     84     TextView mText;
     85 }
     86 
     87