| 1 | package be.nikiroo.jvcard.tui; |
| 2 | |
| 3 | import java.io.IOException; |
| 4 | import java.util.ArrayList; |
| 5 | import java.util.Arrays; |
| 6 | import java.util.LinkedList; |
| 7 | import java.util.List; |
| 8 | |
| 9 | import be.nikiroo.jvcard.Card; |
| 10 | import be.nikiroo.jvcard.Contact; |
| 11 | import be.nikiroo.jvcard.Data; |
| 12 | import be.nikiroo.jvcard.i18n.Trans; |
| 13 | import be.nikiroo.jvcard.i18n.Trans.StringId; |
| 14 | import be.nikiroo.jvcard.tui.KeyAction.Mode; |
| 15 | import be.nikiroo.jvcard.tui.UiColors.Element; |
| 16 | import be.nikiroo.jvcard.tui.panes.ContactDetails; |
| 17 | import be.nikiroo.jvcard.tui.panes.ContactDetailsRaw; |
| 18 | import be.nikiroo.jvcard.tui.panes.ContactList; |
| 19 | import be.nikiroo.jvcard.tui.panes.MainContent; |
| 20 | |
| 21 | import com.googlecode.lanterna.TerminalSize; |
| 22 | import com.googlecode.lanterna.gui2.BasicWindow; |
| 23 | import com.googlecode.lanterna.gui2.BorderLayout; |
| 24 | import com.googlecode.lanterna.gui2.Direction; |
| 25 | import com.googlecode.lanterna.gui2.Interactable; |
| 26 | import com.googlecode.lanterna.gui2.Label; |
| 27 | import com.googlecode.lanterna.gui2.LinearLayout; |
| 28 | import com.googlecode.lanterna.gui2.Panel; |
| 29 | import com.googlecode.lanterna.gui2.TextBox; |
| 30 | import com.googlecode.lanterna.gui2.Window; |
| 31 | import com.googlecode.lanterna.input.KeyStroke; |
| 32 | import com.googlecode.lanterna.input.KeyType; |
| 33 | |
| 34 | /** |
| 35 | * This is the main "window" of the program. It can show up to one |
| 36 | * {@link MainContent} at any one time, but keeps a stack of contents. |
| 37 | * |
| 38 | * @author niki |
| 39 | * |
| 40 | */ |
| 41 | public class MainWindow extends BasicWindow { |
| 42 | private List<KeyAction> defaultActions = new LinkedList<KeyAction>(); |
| 43 | private List<KeyAction> actions = new LinkedList<KeyAction>(); |
| 44 | private List<MainContent> contentStack = new LinkedList<MainContent>(); |
| 45 | private boolean waitForOneKeyAnswer; |
| 46 | private KeyAction questionAction; |
| 47 | private String titleCache; |
| 48 | private Panel titlePanel; |
| 49 | private Panel mainPanel; |
| 50 | private Panel contentPanel; |
| 51 | private Panel actionPanel; |
| 52 | private Panel messagePanel; |
| 53 | private TextBox text; |
| 54 | |
| 55 | /** |
| 56 | * Create a new, empty window. |
| 57 | */ |
| 58 | public MainWindow() { |
| 59 | this(null); |
| 60 | } |
| 61 | |
| 62 | /** |
| 63 | * Create a new window hosting the given content. |
| 64 | * |
| 65 | * @param content |
| 66 | * the content to host |
| 67 | */ |
| 68 | public MainWindow(MainContent content) { |
| 69 | super(content == null ? "" : content.getTitle()); |
| 70 | |
| 71 | setHints(Arrays.asList(Window.Hint.FULL_SCREEN, |
| 72 | Window.Hint.NO_DECORATIONS, Window.Hint.FIT_TERMINAL_WINDOW)); |
| 73 | |
| 74 | defaultActions.add(new KeyAction(Mode.BACK, 'q', |
| 75 | StringId.KEY_ACTION_BACK)); |
| 76 | defaultActions.add(new KeyAction(Mode.BACK, KeyType.Escape, |
| 77 | StringId.NULL)); |
| 78 | defaultActions.add(new KeyAction(Mode.HELP, 'h', |
| 79 | StringId.KEY_ACTION_HELP)); |
| 80 | defaultActions.add(new KeyAction(Mode.HELP, KeyType.F1, StringId.NULL)); |
| 81 | |
| 82 | actionPanel = new Panel(); |
| 83 | contentPanel = new Panel(); |
| 84 | mainPanel = new Panel(); |
| 85 | messagePanel = new Panel(); |
| 86 | titlePanel = new Panel(); |
| 87 | |
| 88 | Panel actionMessagePanel = new Panel(); |
| 89 | |
| 90 | LinearLayout llayout = new LinearLayout(Direction.HORIZONTAL); |
| 91 | llayout.setSpacing(0); |
| 92 | actionPanel.setLayoutManager(llayout); |
| 93 | |
| 94 | BorderLayout blayout = new BorderLayout(); |
| 95 | titlePanel.setLayoutManager(blayout); |
| 96 | |
| 97 | llayout = new LinearLayout(Direction.VERTICAL); |
| 98 | llayout.setSpacing(0); |
| 99 | messagePanel.setLayoutManager(llayout); |
| 100 | |
| 101 | blayout = new BorderLayout(); |
| 102 | mainPanel.setLayoutManager(blayout); |
| 103 | |
| 104 | blayout = new BorderLayout(); |
| 105 | contentPanel.setLayoutManager(blayout); |
| 106 | |
| 107 | blayout = new BorderLayout(); |
| 108 | actionMessagePanel.setLayoutManager(blayout); |
| 109 | |
| 110 | actionMessagePanel |
| 111 | .addComponent(messagePanel, BorderLayout.Location.TOP); |
| 112 | actionMessagePanel.addComponent(actionPanel, |
| 113 | BorderLayout.Location.CENTER); |
| 114 | |
| 115 | mainPanel.addComponent(titlePanel, BorderLayout.Location.TOP); |
| 116 | mainPanel.addComponent(contentPanel, BorderLayout.Location.CENTER); |
| 117 | mainPanel |
| 118 | .addComponent(actionMessagePanel, BorderLayout.Location.BOTTOM); |
| 119 | |
| 120 | pushContent(content); |
| 121 | |
| 122 | setComponent(mainPanel); |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * "push" some content to the window stack. |
| 127 | * |
| 128 | * @param content |
| 129 | * the new top-of-the-stack content |
| 130 | */ |
| 131 | public void pushContent(MainContent content) { |
| 132 | List<KeyAction> actions = null; |
| 133 | |
| 134 | contentPanel.removeAllComponents(); |
| 135 | if (content != null) { |
| 136 | actions = content.getKeyBindings(); |
| 137 | contentPanel.addComponent(content, BorderLayout.Location.CENTER); |
| 138 | this.contentStack.add(content); |
| 139 | |
| 140 | Interactable focus = content.nextFocus(null); |
| 141 | if (focus != null) |
| 142 | focus.takeFocus(); |
| 143 | } |
| 144 | |
| 145 | setTitle(); |
| 146 | setActions(actions, true); |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * "pop" the latest, top-of-the-stack content from the window stack. |
| 151 | * |
| 152 | * @return the removed content if any |
| 153 | */ |
| 154 | public MainContent popContent() { |
| 155 | MainContent removed = null; |
| 156 | MainContent prev = null; |
| 157 | |
| 158 | MainContent content = getContent(); |
| 159 | if (content != null) |
| 160 | removed = contentStack.remove(contentStack.size() - 1); |
| 161 | |
| 162 | if (contentStack.size() > 0) |
| 163 | prev = contentStack.remove(contentStack.size() - 1); |
| 164 | |
| 165 | pushContent(prev); |
| 166 | |
| 167 | return removed; |
| 168 | } |
| 169 | |
| 170 | /** |
| 171 | * Show the given message on screen. It will disappear at the next action. |
| 172 | * |
| 173 | * @param mess |
| 174 | * the message to display |
| 175 | * @param error |
| 176 | * TRUE for an error message, FALSE for an information message |
| 177 | * |
| 178 | * @return TRUE if changes were performed |
| 179 | */ |
| 180 | public boolean setMessage(String mess, boolean error) { |
| 181 | if (mess != null || messagePanel.getChildCount() > 0) { |
| 182 | messagePanel.removeAllComponents(); |
| 183 | if (mess != null) { |
| 184 | Element element = (error ? UiColors.Element.LINE_MESSAGE_ERR |
| 185 | : UiColors.Element.LINE_MESSAGE); |
| 186 | Label lbl = element.createLabel(" " + mess + " "); |
| 187 | messagePanel.addComponent(lbl, LinearLayout |
| 188 | .createLayoutData(LinearLayout.Alignment.Center)); |
| 189 | } |
| 190 | return true; |
| 191 | } |
| 192 | |
| 193 | return false; |
| 194 | } |
| 195 | |
| 196 | /** |
| 197 | * Show a question to the user and switch to "ask for answer" mode see |
| 198 | * {@link MainWindow#handleQuestion}. The user will be asked to enter some |
| 199 | * answer and confirm with ENTER. |
| 200 | * |
| 201 | * @param action |
| 202 | * the related action |
| 203 | * @param question |
| 204 | * the question to ask |
| 205 | * @param initial |
| 206 | * the initial answer if any (to be edited by the user) |
| 207 | */ |
| 208 | public void setQuestion(KeyAction action, String question, String initial) { |
| 209 | setQuestion(action, question, initial, false); |
| 210 | } |
| 211 | |
| 212 | /** |
| 213 | * Show a question to the user and switch to "ask for answer" mode see |
| 214 | * {@link MainWindow#handleQuestion}. The user will be asked to hit one key |
| 215 | * as an answer. |
| 216 | * |
| 217 | * @param action |
| 218 | * the related action |
| 219 | * @param question |
| 220 | * the question to ask |
| 221 | */ |
| 222 | public void setQuestion(KeyAction action, String question) { |
| 223 | setQuestion(action, question, null, true); |
| 224 | } |
| 225 | |
| 226 | /** |
| 227 | * Show a question to the user and switch to "ask for answer" mode see |
| 228 | * {@link MainWindow#handleQuestion}. |
| 229 | * |
| 230 | * @param action |
| 231 | * the related action |
| 232 | * @param question |
| 233 | * the question to ask |
| 234 | * @param initial |
| 235 | * the initial answer if any (to be edited by the user) |
| 236 | * @param oneKey |
| 237 | * TRUE for a one-key answer, FALSE for a text answer validated |
| 238 | * by ENTER |
| 239 | */ |
| 240 | private void setQuestion(KeyAction action, String question, String initial, |
| 241 | boolean oneKey) { |
| 242 | questionAction = action; |
| 243 | waitForOneKeyAnswer = oneKey; |
| 244 | |
| 245 | messagePanel.removeAllComponents(); |
| 246 | |
| 247 | Panel hpanel = new Panel(); |
| 248 | LinearLayout llayout = new LinearLayout(Direction.HORIZONTAL); |
| 249 | llayout.setSpacing(0); |
| 250 | hpanel.setLayoutManager(llayout); |
| 251 | |
| 252 | Label lbl = UiColors.Element.LINE_MESSAGE_QUESTION.createLabel(" " |
| 253 | + question + " "); |
| 254 | text = new TextBox(new TerminalSize(getSize().getColumns() |
| 255 | - lbl.getSize().getColumns(), 1)); |
| 256 | if (initial != null) |
| 257 | text.setText(initial); |
| 258 | |
| 259 | hpanel.addComponent(lbl, |
| 260 | LinearLayout.createLayoutData(LinearLayout.Alignment.Beginning)); |
| 261 | hpanel.addComponent(text, |
| 262 | LinearLayout.createLayoutData(LinearLayout.Alignment.Fill)); |
| 263 | |
| 264 | messagePanel |
| 265 | .addComponent(hpanel, LinearLayout |
| 266 | .createLayoutData(LinearLayout.Alignment.Beginning)); |
| 267 | |
| 268 | text.takeFocus(); |
| 269 | } |
| 270 | |
| 271 | /** |
| 272 | * Refresh the window and the empty-space handling. You should call this |
| 273 | * method when the window size changed. |
| 274 | * |
| 275 | * @param size |
| 276 | * the new size of the window |
| 277 | */ |
| 278 | public void refresh(TerminalSize size) { |
| 279 | if (size == null) |
| 280 | return; |
| 281 | |
| 282 | if (getSize() == null || !getSize().equals(size)) |
| 283 | setSize(size); |
| 284 | |
| 285 | setTitle(); |
| 286 | |
| 287 | if (actions != null) |
| 288 | setActions(new ArrayList<KeyAction>(actions), false); |
| 289 | |
| 290 | invalidate(); |
| 291 | } |
| 292 | |
| 293 | @Override |
| 294 | public void invalidate() { |
| 295 | super.invalidate(); |
| 296 | for (MainContent content : contentStack) { |
| 297 | content.invalidate(); |
| 298 | } |
| 299 | } |
| 300 | |
| 301 | @Override |
| 302 | public boolean handleInput(KeyStroke key) { |
| 303 | boolean handled = false; |
| 304 | |
| 305 | if (questionAction != null) { |
| 306 | String answer = handleQuestion(key); |
| 307 | if (answer != null) { |
| 308 | handled = true; |
| 309 | |
| 310 | handleAction(questionAction, answer); |
| 311 | questionAction = null; |
| 312 | } |
| 313 | } else { |
| 314 | handled = handleKey(key); |
| 315 | } |
| 316 | |
| 317 | if (!handled) |
| 318 | handled = super.handleInput(key); |
| 319 | |
| 320 | return handled; |
| 321 | } |
| 322 | |
| 323 | /** |
| 324 | * Actually set the title <b>inside</b> the window. Will also call |
| 325 | * {@link BasicWindow#setTitle} with the computed parameters. |
| 326 | */ |
| 327 | private void setTitle() { |
| 328 | String prefix = " " + Main.APPLICATION_TITLE + " (version " |
| 329 | + Main.APPLICATION_VERSION + ")"; |
| 330 | |
| 331 | String title = null; |
| 332 | int count = -1; |
| 333 | |
| 334 | MainContent content = getContent(); |
| 335 | if (content != null) { |
| 336 | title = content.getTitle(); |
| 337 | count = content.getCount(); |
| 338 | } |
| 339 | |
| 340 | if (title == null) |
| 341 | title = ""; |
| 342 | |
| 343 | if (title.length() > 0) { |
| 344 | prefix = prefix + ": "; |
| 345 | title = StringUtils.sanitize(title, UiColors.getInstance() |
| 346 | .isUnicode()); |
| 347 | } |
| 348 | |
| 349 | String countStr = ""; |
| 350 | if (count > -1) { |
| 351 | countStr = "[" + count + "]"; |
| 352 | } |
| 353 | |
| 354 | int width = -1; |
| 355 | if (getSize() != null) { |
| 356 | width = getSize().getColumns(); |
| 357 | } |
| 358 | |
| 359 | if (width > 0) { |
| 360 | int padding = width - prefix.length() - title.length() |
| 361 | - countStr.length(); |
| 362 | if (padding > 0) { |
| 363 | if (title.length() > 0) |
| 364 | title = StringUtils.padString(title, title.length() |
| 365 | + padding); |
| 366 | else |
| 367 | prefix = StringUtils.padString(prefix, prefix.length() |
| 368 | + padding); |
| 369 | } |
| 370 | } |
| 371 | |
| 372 | String titleCache = prefix + title + count; |
| 373 | if (!titleCache.equals(this.titleCache)) { |
| 374 | super.setTitle(prefix); |
| 375 | |
| 376 | Label lblPrefix = new Label(prefix); |
| 377 | UiColors.Element.TITLE_MAIN.themeLabel(lblPrefix); |
| 378 | |
| 379 | Label lblTitle = null; |
| 380 | if (title.length() > 0) { |
| 381 | lblTitle = new Label(title); |
| 382 | UiColors.Element.TITLE_VARIABLE.themeLabel(lblTitle); |
| 383 | } |
| 384 | |
| 385 | Label lblCount = null; |
| 386 | if (countStr != null) { |
| 387 | lblCount = new Label(countStr); |
| 388 | UiColors.Element.TITLE_COUNT.themeLabel(lblCount); |
| 389 | } |
| 390 | |
| 391 | titlePanel.removeAllComponents(); |
| 392 | |
| 393 | titlePanel.addComponent(lblPrefix, BorderLayout.Location.LEFT); |
| 394 | if (lblTitle != null) |
| 395 | titlePanel.addComponent(lblTitle, BorderLayout.Location.CENTER); |
| 396 | if (lblCount != null) |
| 397 | titlePanel.addComponent(lblCount, BorderLayout.Location.RIGHT); |
| 398 | } |
| 399 | } |
| 400 | |
| 401 | /** |
| 402 | * Return the current {@link MainContent} from the stack if any. |
| 403 | * |
| 404 | * @return the current {@link MainContent} |
| 405 | */ |
| 406 | private MainContent getContent() { |
| 407 | if (contentStack.size() > 0) { |
| 408 | return contentStack.get(contentStack.size() - 1); |
| 409 | } |
| 410 | |
| 411 | return null; |
| 412 | } |
| 413 | |
| 414 | /** |
| 415 | * Update the list of actions and refresh the action panel. |
| 416 | * |
| 417 | * @param actions |
| 418 | * the list of actions to support |
| 419 | * @param enableDefaultactions |
| 420 | * TRUE to enable the default actions |
| 421 | */ |
| 422 | private void setActions(List<KeyAction> actions, |
| 423 | boolean enableDefaultactions) { |
| 424 | this.actions.clear(); |
| 425 | |
| 426 | if (enableDefaultactions) |
| 427 | this.actions.addAll(defaultActions); |
| 428 | |
| 429 | if (actions != null) |
| 430 | this.actions.addAll(actions); |
| 431 | |
| 432 | actionPanel.removeAllComponents(); |
| 433 | for (KeyAction action : this.actions) { |
| 434 | String trans = " " + action.getStringId().trans() + " "; |
| 435 | |
| 436 | if (" ".equals(trans)) |
| 437 | continue; |
| 438 | |
| 439 | String keyTrans = Trans.getInstance().trans(action.getKey()); |
| 440 | |
| 441 | Panel kPane = new Panel(); |
| 442 | LinearLayout layout = new LinearLayout(Direction.HORIZONTAL); |
| 443 | layout.setSpacing(0); |
| 444 | kPane.setLayoutManager(layout); |
| 445 | |
| 446 | kPane.addComponent(UiColors.Element.ACTION_KEY |
| 447 | .createLabel(keyTrans)); |
| 448 | kPane.addComponent(UiColors.Element.ACTION_DESC.createLabel(trans)); |
| 449 | |
| 450 | actionPanel.addComponent(kPane); |
| 451 | } |
| 452 | |
| 453 | // fill with "desc" colour |
| 454 | int width = -1; |
| 455 | if (getSize() != null) { |
| 456 | width = getSize().getColumns(); |
| 457 | } |
| 458 | |
| 459 | if (width > 0) { |
| 460 | actionPanel.addComponent(UiColors.Element.ACTION_DESC |
| 461 | .createLabel(StringUtils.padString("", width))); |
| 462 | } |
| 463 | } |
| 464 | |
| 465 | /** |
| 466 | * Handle user input when in "ask for question" mode (see |
| 467 | * {@link MainWindow#questionKey}). |
| 468 | * |
| 469 | * @param key |
| 470 | * the key that has been pressed by the user |
| 471 | * |
| 472 | * @return the user's answer if done |
| 473 | */ |
| 474 | private String handleQuestion(KeyStroke key) { |
| 475 | String answer = null; |
| 476 | |
| 477 | if (waitForOneKeyAnswer) { |
| 478 | answer = "" + key.getCharacter(); |
| 479 | } else { |
| 480 | if (key.getKeyType() == KeyType.Enter) { |
| 481 | if (text != null) |
| 482 | answer = text.getText(); |
| 483 | else |
| 484 | answer = ""; |
| 485 | } |
| 486 | } |
| 487 | |
| 488 | if (answer != null) { |
| 489 | Interactable focus = null; |
| 490 | MainContent content = getContent(); |
| 491 | if (content != null) |
| 492 | focus = content.nextFocus(null); |
| 493 | |
| 494 | focus.takeFocus(); |
| 495 | } |
| 496 | |
| 497 | return answer; |
| 498 | } |
| 499 | |
| 500 | /** |
| 501 | * Handle the input in case of "normal" (not "ask for answer") mode. |
| 502 | * |
| 503 | * @param key |
| 504 | * the key that was pressed |
| 505 | * @param answer |
| 506 | * the answer given for this key |
| 507 | * |
| 508 | * @return if the window handled the input |
| 509 | */ |
| 510 | private boolean handleKey(KeyStroke key) { |
| 511 | boolean handled = false; |
| 512 | |
| 513 | if (setMessage(null, false)) |
| 514 | return true; |
| 515 | |
| 516 | for (KeyAction action : actions) { |
| 517 | if (!action.match(key)) |
| 518 | continue; |
| 519 | |
| 520 | handled = true; |
| 521 | |
| 522 | if (action.onAction()) { |
| 523 | handleAction(action, null); |
| 524 | } |
| 525 | |
| 526 | break; |
| 527 | } |
| 528 | |
| 529 | return handled; |
| 530 | } |
| 531 | |
| 532 | /** |
| 533 | * Handle the input in case of "normal" (not "ask for answer") mode. |
| 534 | * |
| 535 | * @param key |
| 536 | * the key that was pressed |
| 537 | * @param answer |
| 538 | * the answer given for this key |
| 539 | * |
| 540 | * @return if the window handled the input |
| 541 | */ |
| 542 | private void handleAction(KeyAction action, String answer) { |
| 543 | MainContent content = getContent(); |
| 544 | |
| 545 | Card card = action.getCard(); |
| 546 | Contact contact = action.getContact(); |
| 547 | Data data = action.getData(); |
| 548 | |
| 549 | switch (action.getMode()) { |
| 550 | case MOVE: |
| 551 | int x = 0; |
| 552 | int y = 0; |
| 553 | |
| 554 | if (action.getKey().getKeyType() == KeyType.ArrowUp) |
| 555 | x = -1; |
| 556 | if (action.getKey().getKeyType() == KeyType.ArrowDown) |
| 557 | x = 1; |
| 558 | if (action.getKey().getKeyType() == KeyType.ArrowLeft) |
| 559 | y = -1; |
| 560 | if (action.getKey().getKeyType() == KeyType.ArrowRight) |
| 561 | y = 1; |
| 562 | |
| 563 | if (content != null) { |
| 564 | String err = content.move(x, y); |
| 565 | if (err != null) |
| 566 | setMessage(err, true); |
| 567 | } |
| 568 | |
| 569 | break; |
| 570 | // mode with windows: |
| 571 | case CONTACT_LIST: |
| 572 | if (card != null) { |
| 573 | pushContent(new ContactList(card)); |
| 574 | } |
| 575 | break; |
| 576 | case CONTACT_DETAILS: |
| 577 | if (contact != null) { |
| 578 | pushContent(new ContactDetails(contact)); |
| 579 | } |
| 580 | break; |
| 581 | case CONTACT_DETAILS_RAW: |
| 582 | if (contact != null) { |
| 583 | pushContent(new ContactDetailsRaw(contact)); |
| 584 | } |
| 585 | break; |
| 586 | // mode interpreted by MainWindow: |
| 587 | case HELP: |
| 588 | // TODO |
| 589 | // setMessage("Help! I need somebody! Help!", false); |
| 590 | if (answer == null) { |
| 591 | setQuestion(action, "Test question?", "[initial]"); |
| 592 | } else { |
| 593 | setMessage("You answered: " + answer, false); |
| 594 | } |
| 595 | |
| 596 | break; |
| 597 | case BACK: |
| 598 | String warning = content.getExitWarning(); |
| 599 | if (warning != null) { |
| 600 | if (answer == null) { |
| 601 | setQuestion(action, warning); |
| 602 | } else { |
| 603 | setMessage(null, false); |
| 604 | if (answer.equalsIgnoreCase("y")) { |
| 605 | popContent(); |
| 606 | } |
| 607 | } |
| 608 | } else { |
| 609 | popContent(); |
| 610 | } |
| 611 | |
| 612 | if (contentStack.size() == 0) { |
| 613 | close(); |
| 614 | } |
| 615 | |
| 616 | break; |
| 617 | // action modes: |
| 618 | case EDIT_DETAIL: |
| 619 | if (answer == null) { |
| 620 | if (data != null) { |
| 621 | String name = data.getName(); |
| 622 | String value = data.getValue(); |
| 623 | setQuestion(action, name, value); |
| 624 | } |
| 625 | } else { |
| 626 | setMessage(null, false); |
| 627 | data.setValue(answer); |
| 628 | } |
| 629 | break; |
| 630 | case DELETE_CONTACT: |
| 631 | if (answer == null) { |
| 632 | if (contact != null) { |
| 633 | setQuestion(action, "Delete contact? [Y/N]"); |
| 634 | } |
| 635 | } else { |
| 636 | setMessage(null, false); |
| 637 | if (answer.equalsIgnoreCase("y")) { |
| 638 | if (contact.delete()) { |
| 639 | content.refreshData(); |
| 640 | invalidate(); |
| 641 | setTitle(); |
| 642 | } else { |
| 643 | setMessage("Cannot delete this contact", true); |
| 644 | } |
| 645 | } |
| 646 | } |
| 647 | break; |
| 648 | case SAVE_CARD: |
| 649 | if (answer == null) { |
| 650 | if (card != null) { |
| 651 | setQuestion(action, "Save changes? [Y/N]"); |
| 652 | } |
| 653 | } else { |
| 654 | setMessage(null, false); |
| 655 | if (answer.equalsIgnoreCase("y")) { |
| 656 | boolean ok = false; |
| 657 | try { |
| 658 | if (card.save()) { |
| 659 | ok = true; |
| 660 | invalidate(); |
| 661 | } |
| 662 | } catch (IOException ioe) { |
| 663 | ioe.printStackTrace(); |
| 664 | } |
| 665 | |
| 666 | if (!ok) { |
| 667 | setMessage("Cannot save to file", true); |
| 668 | } |
| 669 | } |
| 670 | } |
| 671 | break; |
| 672 | default: |
| 673 | case NONE: |
| 674 | break; |
| 675 | } |
| 676 | } |
| 677 | } |