The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 The Android Open Source Project |
Wink Saville | 79085fc | 2009-06-09 10:27:23 -0700 | [diff] [blame] | 3 | * |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| 5 | * use this file except in compliance with the License. You may obtain a copy of |
| 6 | * the License at |
Wink Saville | 79085fc | 2009-06-09 10:27:23 -0700 | [diff] [blame] | 7 | * |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
Wink Saville | 79085fc | 2009-06-09 10:27:23 -0700 | [diff] [blame] | 9 | * |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 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.android.stk; |
| 18 | |
| 19 | import android.app.Activity; |
| 20 | import android.content.Context; |
| 21 | import android.content.Intent; |
| 22 | import android.graphics.drawable.BitmapDrawable; |
| 23 | import android.os.Bundle; |
| 24 | import android.os.Handler; |
| 25 | import android.os.Message; |
| 26 | import android.text.Editable; |
| 27 | import android.text.InputFilter; |
| 28 | import android.text.TextWatcher; |
| 29 | import android.text.method.PasswordTransformationMethod; |
| 30 | import android.view.KeyEvent; |
| 31 | import android.view.MenuItem; |
| 32 | import android.view.View; |
| 33 | import android.view.Window; |
| 34 | import android.widget.Button; |
| 35 | import android.widget.TextView; |
| 36 | import android.widget.EditText; |
| 37 | import android.widget.TextView.BufferType; |
| 38 | |
Alex Yakavenka | d41f1d9 | 2010-07-12 14:13:13 -0700 | [diff] [blame^] | 39 | import com.android.internal.telephony.cat.FontSize; |
| 40 | import com.android.internal.telephony.cat.Input; |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 41 | |
| 42 | /** |
| 43 | * Display a request for a text input a long with a text edit form. |
| 44 | */ |
| 45 | public class StkInputActivity extends Activity implements View.OnClickListener, |
| 46 | TextWatcher { |
| 47 | |
| 48 | // Members |
| 49 | private int mState; |
| 50 | private Context mContext; |
| 51 | private EditText mTextIn = null; |
| 52 | private TextView mPromptView = null; |
| 53 | private View mYesNoLayout = null; |
| 54 | private View mNormalLayout = null; |
| 55 | private Input mStkInput = null; |
| 56 | |
| 57 | // Constants |
| 58 | private static final int STATE_TEXT = 1; |
| 59 | private static final int STATE_YES_NO = 2; |
| 60 | |
| 61 | static final String YES_STR_RESPONSE = "YES"; |
| 62 | static final String NO_STR_RESPONSE = "NO"; |
| 63 | |
| 64 | // Font size factor values. |
| 65 | static final float NORMAL_FONT_FACTOR = 1; |
| 66 | static final float LARGE_FONT_FACTOR = 2; |
| 67 | static final float SMALL_FONT_FACTOR = (1 / 2); |
| 68 | |
Wink Saville | 79085fc | 2009-06-09 10:27:23 -0700 | [diff] [blame] | 69 | // message id for time out |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 70 | private static final int MSG_ID_TIMEOUT = 1; |
| 71 | |
| 72 | Handler mTimeoutHandler = new Handler() { |
| 73 | @Override |
| 74 | public void handleMessage(Message msg) { |
| 75 | switch(msg.what) { |
| 76 | case MSG_ID_TIMEOUT: |
| 77 | //mAcceptUsersInput = false; |
| 78 | sendResponse(StkAppService.RES_ID_TIMEOUT); |
| 79 | finish(); |
| 80 | break; |
| 81 | } |
| 82 | } |
| 83 | }; |
| 84 | |
| 85 | // Click listener to handle buttons press.. |
| 86 | public void onClick(View v) { |
| 87 | String input = null; |
| 88 | |
| 89 | switch (v.getId()) { |
| 90 | case R.id.button_ok: |
| 91 | // Check that text entered is valid . |
| 92 | if (!verfiyTypedText()) { |
| 93 | return; |
| 94 | } |
| 95 | input = mTextIn.getText().toString(); |
| 96 | break; |
| 97 | // Yes/No layout buttons. |
| 98 | case R.id.button_yes: |
| 99 | input = YES_STR_RESPONSE; |
| 100 | break; |
| 101 | case R.id.button_no: |
| 102 | input = NO_STR_RESPONSE; |
| 103 | break; |
| 104 | } |
| 105 | |
| 106 | sendResponse(StkAppService.RES_ID_INPUT, input, false); |
| 107 | finish(); |
| 108 | } |
| 109 | |
| 110 | @Override |
| 111 | public void onCreate(Bundle icicle) { |
| 112 | super.onCreate(icicle); |
| 113 | |
| 114 | // Set the layout for this activity. |
| 115 | requestWindowFeature(Window.FEATURE_LEFT_ICON); |
| 116 | setContentView(R.layout.stk_input); |
| 117 | |
| 118 | // Initialize members |
| 119 | mTextIn = (EditText) this.findViewById(R.id.in_text); |
| 120 | mPromptView = (TextView) this.findViewById(R.id.prompt); |
| 121 | |
| 122 | // Set buttons listeners. |
Wink Saville | 79085fc | 2009-06-09 10:27:23 -0700 | [diff] [blame] | 123 | Button okButton = (Button) findViewById(R.id.button_ok); |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 124 | Button yesButton = (Button) findViewById(R.id.button_yes); |
| 125 | Button noButton = (Button) findViewById(R.id.button_no); |
| 126 | |
| 127 | okButton.setOnClickListener(this); |
| 128 | yesButton.setOnClickListener(this); |
| 129 | noButton.setOnClickListener(this); |
| 130 | |
| 131 | mYesNoLayout = findViewById(R.id.yes_no_layout); |
| 132 | mNormalLayout = findViewById(R.id.normal_layout); |
| 133 | |
Wink Saville | 79085fc | 2009-06-09 10:27:23 -0700 | [diff] [blame] | 134 | // Get the calling intent type: text/key, and setup the |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 135 | // display parameters. |
| 136 | Intent intent = getIntent(); |
| 137 | if (intent != null) { |
| 138 | mStkInput = intent.getParcelableExtra("INPUT"); |
| 139 | if (mStkInput == null) { |
| 140 | finish(); |
| 141 | } else { |
| 142 | mState = mStkInput.yesNo ? STATE_YES_NO : STATE_TEXT; |
| 143 | configInputDisplay(); |
| 144 | } |
| 145 | } else { |
| 146 | finish(); |
| 147 | } |
| 148 | mContext = getBaseContext(); |
| 149 | } |
| 150 | |
| 151 | @Override |
| 152 | protected void onPostCreate(Bundle savedInstanceState) { |
| 153 | super.onPostCreate(savedInstanceState); |
| 154 | |
| 155 | mTextIn.addTextChangedListener(this); |
| 156 | } |
| 157 | |
| 158 | @Override |
| 159 | public void onResume() { |
| 160 | super.onResume(); |
| 161 | |
| 162 | startTimeOut(); |
| 163 | } |
| 164 | |
| 165 | @Override |
| 166 | public void onPause() { |
| 167 | super.onPause(); |
| 168 | |
| 169 | cancelTimeOut(); |
| 170 | } |
| 171 | |
| 172 | @Override |
| 173 | public boolean onKeyDown(int keyCode, KeyEvent event) { |
| 174 | switch (keyCode) { |
| 175 | case KeyEvent.KEYCODE_BACK: |
| 176 | sendResponse(StkAppService.RES_ID_BACKWARD, null, false); |
| 177 | finish(); |
| 178 | break; |
| 179 | } |
| 180 | return super.onKeyDown(keyCode, event); |
| 181 | } |
| 182 | |
| 183 | private void sendResponse(int resId) { |
| 184 | sendResponse(resId, null, false); |
| 185 | } |
| 186 | |
| 187 | private void sendResponse(int resId, String input, boolean help) { |
| 188 | Bundle args = new Bundle(); |
| 189 | args.putInt(StkAppService.OPCODE, StkAppService.OP_RESPONSE); |
| 190 | args.putInt(StkAppService.RES_ID, resId); |
| 191 | if (input != null) { |
| 192 | args.putString(StkAppService.INPUT, input); |
| 193 | } |
| 194 | args.putBoolean(StkAppService.HELP, help); |
| 195 | mContext.startService(new Intent(mContext, StkAppService.class) |
| 196 | .putExtras(args)); |
| 197 | } |
| 198 | |
| 199 | @Override |
| 200 | public boolean onCreateOptionsMenu(android.view.Menu menu) { |
| 201 | super.onCreateOptionsMenu(menu); |
| 202 | menu.add(android.view.Menu.NONE, StkApp.MENU_ID_END_SESSION, 1, |
| 203 | R.string.menu_end_session); |
| 204 | menu.add(0, StkApp.MENU_ID_HELP, 2, R.string.help); |
| 205 | |
| 206 | return true; |
| 207 | } |
| 208 | |
| 209 | @Override |
| 210 | public boolean onPrepareOptionsMenu(android.view.Menu menu) { |
| 211 | super.onPrepareOptionsMenu(menu); |
| 212 | menu.findItem(StkApp.MENU_ID_END_SESSION).setVisible(true); |
| 213 | menu.findItem(StkApp.MENU_ID_HELP).setVisible(mStkInput.helpAvailable); |
| 214 | |
| 215 | return true; |
| 216 | } |
| 217 | |
| 218 | @Override |
| 219 | public boolean onOptionsItemSelected(MenuItem item) { |
| 220 | switch (item.getItemId()) { |
| 221 | case StkApp.MENU_ID_END_SESSION: |
| 222 | sendResponse(StkAppService.RES_ID_END_SESSION); |
| 223 | finish(); |
| 224 | return true; |
| 225 | case StkApp.MENU_ID_HELP: |
| 226 | sendResponse(StkAppService.RES_ID_INPUT, "", true); |
| 227 | finish(); |
| 228 | return true; |
| 229 | } |
| 230 | return super.onOptionsItemSelected(item); |
| 231 | } |
| 232 | |
| 233 | public void beforeTextChanged(CharSequence s, int start, int count, |
| 234 | int after) { |
| 235 | } |
| 236 | |
| 237 | public void onTextChanged(CharSequence s, int start, int before, int count) { |
| 238 | // Reset timeout. |
| 239 | startTimeOut(); |
| 240 | } |
| 241 | |
| 242 | public void afterTextChanged(Editable s) { |
| 243 | } |
| 244 | |
| 245 | private boolean verfiyTypedText() { |
| 246 | // If not enough input was typed in stay on the edit screen. |
| 247 | if (mTextIn.getText().length() < mStkInput.minLen) { |
| 248 | return false; |
| 249 | } |
| 250 | |
| 251 | return true; |
| 252 | } |
| 253 | |
| 254 | private void cancelTimeOut() { |
| 255 | mTimeoutHandler.removeMessages(MSG_ID_TIMEOUT); |
| 256 | } |
| 257 | |
| 258 | private void startTimeOut() { |
| 259 | cancelTimeOut(); |
| 260 | mTimeoutHandler.sendMessageDelayed(mTimeoutHandler |
| 261 | .obtainMessage(MSG_ID_TIMEOUT), StkApp.UI_TIMEOUT); |
| 262 | } |
| 263 | |
| 264 | private void configInputDisplay() { |
| 265 | TextView numOfCharsView = (TextView) findViewById(R.id.num_of_chars); |
| 266 | TextView inTypeView = (TextView) findViewById(R.id.input_type); |
| 267 | |
| 268 | int inTypeId = R.string.alphabet; |
| 269 | |
| 270 | // set the prompt. |
| 271 | mPromptView.setText(mStkInput.text); |
| 272 | |
Wink Saville | 79085fc | 2009-06-09 10:27:23 -0700 | [diff] [blame] | 273 | // Set input type (alphabet/digit) info close to the InText form. |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 274 | if (mStkInput.digitOnly) { |
| 275 | mTextIn.setKeyListener(StkDigitsKeyListener.getInstance()); |
| 276 | inTypeId = R.string.digits; |
| 277 | } |
| 278 | inTypeView.setText(inTypeId); |
| 279 | |
| 280 | if (mStkInput.icon != null) { |
| 281 | setFeatureDrawable(Window.FEATURE_LEFT_ICON, new BitmapDrawable( |
| 282 | mStkInput.icon)); |
| 283 | } |
| 284 | |
| 285 | // Handle specific global and text attributes. |
| 286 | switch (mState) { |
Wink Saville | 79085fc | 2009-06-09 10:27:23 -0700 | [diff] [blame] | 287 | case STATE_TEXT: |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 288 | int maxLen = mStkInput.maxLen; |
| 289 | int minLen = mStkInput.minLen; |
| 290 | mTextIn.setFilters(new InputFilter[] {new InputFilter.LengthFilter( |
| 291 | maxLen)}); |
Wink Saville | 79085fc | 2009-06-09 10:27:23 -0700 | [diff] [blame] | 292 | |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 293 | // Set number of chars info. |
| 294 | String lengthLimit = String.valueOf(minLen); |
| 295 | if (maxLen != minLen) { |
| 296 | lengthLimit = minLen + " - " + maxLen; |
| 297 | } |
| 298 | numOfCharsView.setText(lengthLimit); |
| 299 | |
| 300 | if (!mStkInput.echo) { |
| 301 | mTextIn.setTransformationMethod(PasswordTransformationMethod |
| 302 | .getInstance()); |
| 303 | } |
| 304 | // Set default text if present. |
| 305 | if (mStkInput.defaultText != null) { |
| 306 | mTextIn.setText(mStkInput.defaultText); |
| 307 | } else { |
| 308 | // make sure the text is cleared |
| 309 | mTextIn.setText("", BufferType.EDITABLE); |
| 310 | } |
| 311 | |
| 312 | break; |
| 313 | case STATE_YES_NO: |
| 314 | // Set display mode - normal / yes-no layout |
| 315 | mYesNoLayout.setVisibility(View.VISIBLE); |
| 316 | mNormalLayout.setVisibility(View.GONE); |
| 317 | break; |
| 318 | } |
| 319 | } |
| 320 | |
| 321 | private float getFontSizeFactor(FontSize size) { |
Wink Saville | 79085fc | 2009-06-09 10:27:23 -0700 | [diff] [blame] | 322 | final float[] fontSizes = |
The Android Open Source Project | 9d9730a | 2009-03-03 19:32:37 -0800 | [diff] [blame] | 323 | {NORMAL_FONT_FACTOR, LARGE_FONT_FACTOR, SMALL_FONT_FACTOR}; |
| 324 | |
| 325 | return fontSizes[size.ordinal()]; |
| 326 | } |
| 327 | } |