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      1 /*
      2  * Copyright (C) 2010 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 package com.android.contacts.common.vcard;
     17 
     18 import android.app.Activity;
     19 import android.app.AlertDialog;
     20 import android.app.Dialog;
     21 import android.content.ComponentName;
     22 import android.content.Context;
     23 import android.content.DialogInterface;
     24 import android.content.Intent;
     25 import android.content.ServiceConnection;
     26 import android.net.Uri;
     27 import android.os.Bundle;
     28 import android.os.IBinder;
     29 import android.util.Log;
     30 
     31 import com.android.contacts.common.R;
     32 
     33 /**
     34  * The Activity for canceling vCard import/export.
     35  */
     36 public class CancelActivity extends Activity implements ServiceConnection {
     37     private final String LOG_TAG = "VCardCancel";
     38 
     39     /* package */ final static String JOB_ID = "job_id";
     40     /* package */ final static String DISPLAY_NAME = "display_name";
     41 
     42     /**
     43      * Type of the process to be canceled. Only used for choosing appropriate title/message.
     44      * Must be {@link VCardService#TYPE_IMPORT} or {@link VCardService#TYPE_EXPORT}.
     45      */
     46     /* package */ final static String TYPE = "type";
     47 
     48     private class RequestCancelListener implements DialogInterface.OnClickListener {
     49         @Override
     50         public void onClick(DialogInterface dialog, int which) {
     51             bindService(new Intent(CancelActivity.this,
     52                     VCardService.class), CancelActivity.this, Context.BIND_AUTO_CREATE);
     53         }
     54     }
     55 
     56     private class CancelListener
     57             implements DialogInterface.OnClickListener, DialogInterface.OnCancelListener {
     58         @Override
     59         public void onClick(DialogInterface dialog, int which) {
     60             finish();
     61         }
     62         @Override
     63         public void onCancel(DialogInterface dialog) {
     64             finish();
     65         }
     66     }
     67 
     68     private final CancelListener mCancelListener = new CancelListener();
     69     private int mJobId;
     70     private String mDisplayName;
     71     private int mType;
     72 
     73     @Override
     74     public void onCreate(Bundle savedInstanceState) {
     75         super.onCreate(savedInstanceState);
     76         final Uri uri = getIntent().getData();
     77         mJobId = Integer.parseInt(uri.getQueryParameter(JOB_ID));
     78         mDisplayName = uri.getQueryParameter(DISPLAY_NAME);
     79         mType = Integer.parseInt(uri.getQueryParameter(TYPE));
     80         showDialog(R.id.dialog_cancel_confirmation);
     81     }
     82 
     83     @Override
     84     protected Dialog onCreateDialog(int id, Bundle bundle) {
     85         if (id == R.id.dialog_cancel_confirmation) {
     86             final String message;
     87             if (mType == VCardService.TYPE_IMPORT) {
     88                 message = getString(R.string.cancel_import_confirmation_message, mDisplayName);
     89             } else {
     90                 message = getString(R.string.cancel_export_confirmation_message, mDisplayName);
     91             }
     92             final AlertDialog.Builder builder = new AlertDialog.Builder(this)
     93                     .setMessage(message)
     94                     .setPositiveButton(android.R.string.ok, new RequestCancelListener())
     95                     .setOnCancelListener(mCancelListener)
     96                     .setNegativeButton(android.R.string.cancel, mCancelListener);
     97             return builder.create();
     98         } else if (id == R.id.dialog_cancel_failed) {
     99             final AlertDialog.Builder builder = new AlertDialog.Builder(this)
    100                     .setTitle(R.string.cancel_vcard_import_or_export_failed)
    101                     .setIconAttribute(android.R.attr.alertDialogIcon)
    102                     .setMessage(getString(R.string.fail_reason_unknown))
    103                     .setOnCancelListener(mCancelListener)
    104                     .setPositiveButton(android.R.string.ok, mCancelListener);
    105             return builder.create();
    106         } else {
    107             Log.w(LOG_TAG, "Unknown dialog id: " + id);
    108             return super.onCreateDialog(id, bundle);
    109         }
    110     }
    111 
    112     @Override
    113     public void onServiceConnected(ComponentName name, IBinder binder) {
    114         VCardService service = ((VCardService.MyBinder) binder).getService();
    115 
    116         try {
    117             final CancelRequest request = new CancelRequest(mJobId, mDisplayName);
    118             service.handleCancelRequest(request, null);
    119         } finally {
    120             unbindService(this);
    121         }
    122 
    123         finish();
    124     }
    125 
    126     @Override
    127     public void onServiceDisconnected(ComponentName name) {
    128         // do nothing
    129     }
    130 }
    131