1/*
2 * Copyright (C) 2014 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
17package com.android.settings.sim;
18
19import android.app.Activity;
20import android.app.AlertDialog;
21import android.app.Dialog;
22import android.content.Context;
23import android.content.DialogInterface;
24import android.content.res.Resources;
25import android.os.Bundle;
26import android.telecom.PhoneAccount;
27import android.telecom.PhoneAccountHandle;
28import android.telecom.TelecomManager;
29import android.telephony.SubscriptionInfo;
30import android.telephony.SubscriptionManager;
31import android.telephony.TelephonyManager;
32import android.view.KeyEvent;
33import android.view.LayoutInflater;
34import android.view.View;
35import android.view.ViewGroup;
36import android.widget.ArrayAdapter;
37import android.widget.ImageView;
38import android.widget.ListAdapter;
39import android.widget.TextView;
40import android.widget.Toast;
41
42import com.android.settings.R;
43
44import java.util.ArrayList;
45import java.util.Iterator;
46import java.util.List;
47
48public class SimDialogActivity extends Activity {
49    private static String TAG = "SimDialogActivity";
50
51    public static String PREFERRED_SIM = "preferred_sim";
52    public static String DIALOG_TYPE_KEY = "dialog_type";
53    public static final int INVALID_PICK = -1;
54    public static final int DATA_PICK = 0;
55    public static final int CALLS_PICK = 1;
56    public static final int SMS_PICK = 2;
57    public static final int PREFERRED_PICK = 3;
58
59    @Override
60    protected void onCreate(Bundle savedInstanceState) {
61        super.onCreate(savedInstanceState);
62        final int dialogType = getIntent().getIntExtra(DIALOG_TYPE_KEY, INVALID_PICK);
63
64        switch (dialogType) {
65            case DATA_PICK:
66            case CALLS_PICK:
67            case SMS_PICK:
68                createDialog(this, dialogType).show();
69                break;
70            case PREFERRED_PICK:
71                displayPreferredDialog(getIntent().getIntExtra(PREFERRED_SIM, 0));
72                break;
73            default:
74                throw new IllegalArgumentException("Invalid dialog type " + dialogType + " sent.");
75        }
76
77    }
78
79    private void displayPreferredDialog(final int slotId) {
80        final Resources res = getResources();
81        final Context context = getApplicationContext();
82        final SubscriptionInfo sir = SubscriptionManager.from(context)
83                .getActiveSubscriptionInfoForSimSlotIndex(slotId);
84
85        if (sir != null) {
86            AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(this);
87            alertDialogBuilder.setTitle(R.string.sim_preferred_title);
88            alertDialogBuilder.setMessage(res.getString(
89                        R.string.sim_preferred_message, sir.getDisplayName()));
90
91            alertDialogBuilder.setPositiveButton(R.string.yes, new
92                    DialogInterface.OnClickListener() {
93                @Override
94                public void onClick(DialogInterface dialog, int id) {
95                    final int subId = sir.getSubscriptionId();
96                    PhoneAccountHandle phoneAccountHandle =
97                            subscriptionIdToPhoneAccountHandle(subId);
98                    setDefaultDataSubId(context, subId);
99                    setDefaultSmsSubId(context, subId);
100                    setUserSelectedOutgoingPhoneAccount(phoneAccountHandle);
101                    finish();
102                }
103            });
104            alertDialogBuilder.setNegativeButton(R.string.no, new
105                    DialogInterface.OnClickListener() {
106                @Override
107                public void onClick(DialogInterface dialog,int id) {
108                    finish();
109                }
110            });
111
112            alertDialogBuilder.create().show();
113        } else {
114            finish();
115        }
116    }
117
118    private static void setDefaultDataSubId(final Context context, final int subId) {
119        final SubscriptionManager subscriptionManager = SubscriptionManager.from(context);
120        subscriptionManager.setDefaultDataSubId(subId);
121        Toast.makeText(context, R.string.data_switch_started, Toast.LENGTH_LONG).show();
122    }
123
124    private static void setDefaultSmsSubId(final Context context, final int subId) {
125        final SubscriptionManager subscriptionManager = SubscriptionManager.from(context);
126        subscriptionManager.setDefaultSmsSubId(subId);
127    }
128
129    private void setUserSelectedOutgoingPhoneAccount(PhoneAccountHandle phoneAccount) {
130        final TelecomManager telecomManager = TelecomManager.from(this);
131        telecomManager.setUserSelectedOutgoingPhoneAccount(phoneAccount);
132    }
133
134    private PhoneAccountHandle subscriptionIdToPhoneAccountHandle(final int subId) {
135        final TelecomManager telecomManager = TelecomManager.from(this);
136        final TelephonyManager telephonyManager = TelephonyManager.from(this);
137        final Iterator<PhoneAccountHandle> phoneAccounts =
138                telecomManager.getCallCapablePhoneAccounts().listIterator();
139
140        while (phoneAccounts.hasNext()) {
141            final PhoneAccountHandle phoneAccountHandle = phoneAccounts.next();
142            final PhoneAccount phoneAccount = telecomManager.getPhoneAccount(phoneAccountHandle);
143            if (subId == telephonyManager.getSubIdForPhoneAccount(phoneAccount)) {
144                return phoneAccountHandle;
145            }
146        }
147
148        return null;
149    }
150
151    public Dialog createDialog(final Context context, final int id) {
152        final ArrayList<String> list = new ArrayList<String>();
153        final SubscriptionManager subscriptionManager = SubscriptionManager.from(context);
154        final List<SubscriptionInfo> subInfoList =
155            subscriptionManager.getActiveSubscriptionInfoList();
156        final int selectableSubInfoLength = subInfoList == null ? 0 : subInfoList.size();
157
158        final DialogInterface.OnClickListener selectionListener =
159                new DialogInterface.OnClickListener() {
160                    @Override
161                    public void onClick(DialogInterface dialog, int value) {
162
163                        final SubscriptionInfo sir;
164
165                        switch (id) {
166                            case DATA_PICK:
167                                sir = subInfoList.get(value);
168                                setDefaultDataSubId(context, sir.getSubscriptionId());
169                                break;
170                            case CALLS_PICK:
171                                final TelecomManager telecomManager =
172                                        TelecomManager.from(context);
173                                final List<PhoneAccountHandle> phoneAccountsList =
174                                        telecomManager.getCallCapablePhoneAccounts();
175                                setUserSelectedOutgoingPhoneAccount(
176                                        value < 1 ? null : phoneAccountsList.get(value - 1));
177                                break;
178                            case SMS_PICK:
179                                sir = subInfoList.get(value);
180                                setDefaultSmsSubId(context, sir.getSubscriptionId());
181                                break;
182                            default:
183                                throw new IllegalArgumentException("Invalid dialog type "
184                                        + id + " in SIM dialog.");
185                        }
186
187                        finish();
188                    }
189                };
190
191        Dialog.OnKeyListener keyListener = new Dialog.OnKeyListener() {
192            @Override
193            public boolean onKey(DialogInterface arg0, int keyCode,
194                    KeyEvent event) {
195                    if (keyCode == KeyEvent.KEYCODE_BACK) {
196                        finish();
197                    }
198                    return true;
199                }
200            };
201
202        ArrayList<SubscriptionInfo> callsSubInfoList = new ArrayList<SubscriptionInfo>();
203        if (id == CALLS_PICK) {
204            final TelecomManager telecomManager = TelecomManager.from(context);
205            final TelephonyManager telephonyManager = TelephonyManager.from(context);
206            final Iterator<PhoneAccountHandle> phoneAccounts =
207                    telecomManager.getCallCapablePhoneAccounts().listIterator();
208
209            list.add(getResources().getString(R.string.sim_calls_ask_first_prefs_title));
210            callsSubInfoList.add(null);
211            while (phoneAccounts.hasNext()) {
212                final PhoneAccount phoneAccount =
213                        telecomManager.getPhoneAccount(phoneAccounts.next());
214                list.add((String)phoneAccount.getLabel());
215                int subId = telephonyManager.getSubIdForPhoneAccount(phoneAccount);
216                if (subId != SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
217                    final SubscriptionInfo sir = SubscriptionManager.from(context)
218                            .getActiveSubscriptionInfo(subId);
219                    callsSubInfoList.add(sir);
220                } else {
221                    callsSubInfoList.add(null);
222                }
223            }
224        } else {
225            for (int i = 0; i < selectableSubInfoLength; ++i) {
226                final SubscriptionInfo sir = subInfoList.get(i);
227                CharSequence displayName = sir.getDisplayName();
228                if (displayName == null) {
229                    displayName = "";
230                }
231                list.add(displayName.toString());
232            }
233        }
234
235        String[] arr = list.toArray(new String[0]);
236
237        AlertDialog.Builder builder = new AlertDialog.Builder(context);
238
239        ListAdapter adapter = new SelectAccountListAdapter(
240                id == CALLS_PICK ? callsSubInfoList : subInfoList,
241                builder.getContext(),
242                R.layout.select_account_list_item,
243                arr, id);
244
245        switch (id) {
246            case DATA_PICK:
247                builder.setTitle(R.string.select_sim_for_data);
248                break;
249            case CALLS_PICK:
250                builder.setTitle(R.string.select_sim_for_calls);
251                break;
252            case SMS_PICK:
253                builder.setTitle(R.string.sim_card_select_title);
254                break;
255            default:
256                throw new IllegalArgumentException("Invalid dialog type "
257                        + id + " in SIM dialog.");
258        }
259
260        Dialog dialog = builder.setAdapter(adapter, selectionListener).create();
261        dialog.setOnKeyListener(keyListener);
262
263        dialog.setOnCancelListener(new DialogInterface.OnCancelListener() {
264            @Override
265            public void onCancel(DialogInterface dialogInterface) {
266                finish();
267            }
268        });
269
270        return dialog;
271
272    }
273
274    private class SelectAccountListAdapter extends ArrayAdapter<String> {
275        private Context mContext;
276        private int mResId;
277        private int mDialogId;
278        private final float OPACITY = 0.54f;
279        private List<SubscriptionInfo> mSubInfoList;
280
281        public SelectAccountListAdapter(List<SubscriptionInfo> subInfoList,
282                Context context, int resource, String[] arr, int dialogId) {
283            super(context, resource, arr);
284            mContext = context;
285            mResId = resource;
286            mDialogId = dialogId;
287            mSubInfoList = subInfoList;
288        }
289
290        @Override
291        public View getView(int position, View convertView, ViewGroup parent) {
292            LayoutInflater inflater = (LayoutInflater)
293                    mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
294            View rowView;
295            final ViewHolder holder;
296
297            if (convertView == null) {
298                // Cache views for faster scrolling
299                rowView = inflater.inflate(mResId, null);
300                holder = new ViewHolder();
301                holder.title = (TextView) rowView.findViewById(R.id.title);
302                holder.summary = (TextView) rowView.findViewById(R.id.summary);
303                holder.icon = (ImageView) rowView.findViewById(R.id.icon);
304                rowView.setTag(holder);
305            } else {
306                rowView = convertView;
307                holder = (ViewHolder) rowView.getTag();
308            }
309
310            final SubscriptionInfo sir = mSubInfoList.get(position);
311            if (sir == null) {
312                holder.title.setText(getItem(position));
313                holder.summary.setText("");
314                holder.icon.setImageDrawable(getResources()
315                        .getDrawable(R.drawable.ic_live_help));
316                holder.icon.setAlpha(OPACITY);
317            } else {
318                holder.title.setText(sir.getDisplayName());
319                holder.summary.setText(sir.getNumber());
320                holder.icon.setImageBitmap(sir.createIconBitmap(mContext));
321            }
322            return rowView;
323        }
324
325        private class ViewHolder {
326            TextView title;
327            TextView summary;
328            ImageView icon;
329        }
330    }
331}
332