StkDialogActivity.java revision 28aadc2864433ec393fc93d46d9eba461f66ce89 
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
17package com.android.stk;
18
19import com.android.internal.telephony.gsm.stk.TextMessage;
20
21import android.app.Activity;
22import android.content.Intent;
23import android.graphics.drawable.BitmapDrawable;
24import android.os.Bundle;
25import android.os.Handler;
26import android.os.Message;
27import android.view.KeyEvent;
28import android.view.View;
29import android.view.Window;
30import android.widget.Button;
31import android.widget.TextView;
32
33/**
34 * AlretDialog used for DISPLAY TEXT commands.
35 *
36 */
37public class StkDialogActivity extends Activity implements View.OnClickListener {
38    // members
39    TextMessage mTextMsg;
40
41    Handler mTimeoutHandler = new Handler() {
42        @Override
43        public void handleMessage(Message msg) {
44            switch(msg.what) {
45            case MSG_ID_TIMEOUT:
46                sendResponse(StkAppService.RES_ID_TIMEOUT);
47                finish();
48                break;
49            }
50        }
51    };
52
53    //keys) for saving the state of the dialog in the icicle
54    private static final String TEXT = "text";
55
56    // message id for time out
57    private static final int MSG_ID_TIMEOUT = 1;
58
59    // buttons id
60    public static final int OK_BUTTON = R.id.button_ok;
61    public static final int CANCEL_BUTTON = R.id.button_cancel;
62
63    @Override
64    protected void onCreate(Bundle icicle) {
65        super.onCreate(icicle);
66
67        initFromIntent(getIntent());
68        if (mTextMsg == null) {
69            finish();
70            return;
71        }
72
73        requestWindowFeature(Window.FEATURE_LEFT_ICON);
74        Window window = getWindow();
75
76        setContentView(R.layout.stk_msg_dialog);
77        TextView mMessageView = (TextView) window
78                .findViewById(R.id.dialog_message);
79
80        Button okButton = (Button) findViewById(R.id.button_ok);
81        Button cancelButton = (Button) findViewById(R.id.button_cancel);
82
83        okButton.setOnClickListener(this);
84        cancelButton.setOnClickListener(this);
85
86        setTitle(mTextMsg.title);
87        if (!(mTextMsg.iconSelfExplanatory && mTextMsg.icon != null)) {
88            mMessageView.setText(mTextMsg.text);
89        }
90
91        if (mTextMsg.icon == null) {
92            window.setFeatureDrawableResource(Window.FEATURE_LEFT_ICON,
93                    com.android.internal.R.drawable.stat_notify_sim_toolkit);
94        } else {
95            window.setFeatureDrawable(Window.FEATURE_LEFT_ICON,
96                    new BitmapDrawable(mTextMsg.icon));
97        }
98    }
99
100    public void onClick(View v) {
101        String input = null;
102
103        switch (v.getId()) {
104        case OK_BUTTON:
105            sendResponse(StkAppService.RES_ID_CONFIRM, true);
106            finish();
107            break;
108        case CANCEL_BUTTON:
109            sendResponse(StkAppService.RES_ID_CONFIRM, false);
110            finish();
111            break;
112        }
113    }
114
115    @Override
116    public boolean onKeyDown(int keyCode, KeyEvent event) {
117        switch (keyCode) {
118        case KeyEvent.KEYCODE_BACK:
119            sendResponse(StkAppService.RES_ID_BACKWARD);
120            finish();
121            break;
122        }
123        return false;
124    }
125
126    @Override
127    public void onResume() {
128        super.onResume();
129
130        startTimeOut();
131    }
132
133    @Override
134    public void onPause() {
135        super.onPause();
136
137        cancelTimeOut();
138    }
139
140    @Override
141    public void onSaveInstanceState(Bundle outState) {
142        super.onSaveInstanceState(outState);
143
144        outState.putParcelable(TEXT, mTextMsg);
145    }
146
147    @Override
148    public void onRestoreInstanceState(Bundle savedInstanceState) {
149        super.onRestoreInstanceState(savedInstanceState);
150
151        mTextMsg = savedInstanceState.getParcelable(TEXT);
152    }
153
154    private void sendResponse(int resId, boolean confirmed) {
155        Bundle args = new Bundle();
156        args.putInt(StkAppService.OPCODE, StkAppService.OP_RESPONSE);
157        args.putInt(StkAppService.RES_ID, resId);
158        args.putBoolean(StkAppService.CONFIRMATION, confirmed);
159        startService(new Intent(this, StkAppService.class).putExtras(args));
160    }
161
162    private void sendResponse(int resId) {
163        sendResponse(resId, true);
164    }
165
166    private void initFromIntent(Intent intent) {
167
168        if (intent != null) {
169            mTextMsg = intent.getParcelableExtra("TEXT");
170        } else {
171            finish();
172        }
173    }
174
175    private void cancelTimeOut() {
176        mTimeoutHandler.removeMessages(MSG_ID_TIMEOUT);
177    }
178
179    private void startTimeOut() {
180        // Reset timeout.
181        cancelTimeOut();
182        int dialogDuration = StkApp.calculateDurationInMilis(mTextMsg.duration);
183        if (dialogDuration == 0) {
184            dialogDuration = StkApp.UI_TIMEOUT;
185        }
186        mTimeoutHandler.sendMessageDelayed(mTimeoutHandler
187                .obtainMessage(MSG_ID_TIMEOUT), dialogDuration);
188    }
189}
190