| 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.launcher.Main; |
| 10 | import be.nikiroo.jvcard.resources.StringUtils; |
| 11 | import be.nikiroo.jvcard.resources.enums.ColorOption; |
| 12 | import be.nikiroo.jvcard.resources.enums.StringId; |
| 13 | import be.nikiroo.jvcard.tui.KeyAction.Mode; |
| 14 | import be.nikiroo.jvcard.tui.panes.ContactDetails; |
| 15 | import be.nikiroo.jvcard.tui.panes.ContactDetailsRaw; |
| 16 | import be.nikiroo.jvcard.tui.panes.ContactList; |
| 17 | import be.nikiroo.jvcard.tui.panes.MainContent; |
| 18 | |
| 19 | import com.googlecode.lanterna.TerminalSize; |
| 20 | import com.googlecode.lanterna.gui2.BasicWindow; |
| 21 | import com.googlecode.lanterna.gui2.BorderLayout; |
| 22 | import com.googlecode.lanterna.gui2.Direction; |
| 23 | import com.googlecode.lanterna.gui2.Interactable; |
| 24 | import com.googlecode.lanterna.gui2.Label; |
| 25 | import com.googlecode.lanterna.gui2.LinearLayout; |
| 26 | import com.googlecode.lanterna.gui2.Panel; |
| 27 | import com.googlecode.lanterna.gui2.TextBox; |
| 28 | import com.googlecode.lanterna.gui2.Window; |
| 29 | import com.googlecode.lanterna.input.KeyStroke; |
| 30 | import com.googlecode.lanterna.input.KeyType; |
| 31 | |
| 32 | /** |
| 33 | * This is the main "window" of the program. It can show up to one |
| 34 | * {@link MainContent} at any one time, but keeps a stack of contents. |
| 35 | * |
| 36 | * @author niki |
| 37 | * |
| 38 | */ |
| 39 | |
| 40 | public class MainWindow extends BasicWindow { |
| 41 | private List<KeyAction> defaultActions = new LinkedList<KeyAction>(); |
| 42 | private List<KeyAction> actions = new LinkedList<KeyAction>(); |
| 43 | private List<MainContent> contentStack = new LinkedList<MainContent>(); |
| 44 | private UserQuestion userQuestion; |
| 45 | private String titleCache; |
| 46 | private Panel titlePanel; |
| 47 | private Panel mainPanel; |
| 48 | private Panel contentPanel; |
| 49 | private Panel actionPanel; |
| 50 | private Panel messagePanel; |
| 51 | private TextBox text; |
| 52 | |
| 53 | /** |
| 54 | * Information about a question to ask the user and its answer. |
| 55 | * |
| 56 | * @author niki |
| 57 | * |
| 58 | */ |
| 59 | private class UserQuestion { |
| 60 | private boolean oneKeyAnswer; |
| 61 | private KeyAction action; |
| 62 | private String answer; |
| 63 | |
| 64 | /** |
| 65 | * Create a new {@link UserQuestion}. |
| 66 | * |
| 67 | * @param action |
| 68 | * the action that triggered the question |
| 69 | * @param oneKeyAnswer |
| 70 | * TRUE if we expect a one-key answer |
| 71 | */ |
| 72 | public UserQuestion(KeyAction action, boolean oneKeyAnswer) { |
| 73 | this.action = action; |
| 74 | this.oneKeyAnswer = oneKeyAnswer; |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Return the {@link KeyAction} that triggered the question. |
| 79 | * |
| 80 | * @return the {@link KeyAction} |
| 81 | */ |
| 82 | public KeyAction getAction() { |
| 83 | return action; |
| 84 | } |
| 85 | |
| 86 | /** |
| 87 | * Check if a one-key answer is expected. |
| 88 | * |
| 89 | * @return TRUE if a one-key answer is expected |
| 90 | */ |
| 91 | public boolean isOneKeyAnswer() { |
| 92 | return oneKeyAnswer; |
| 93 | } |
| 94 | |
| 95 | /** |
| 96 | * Return the user answer. |
| 97 | * |
| 98 | * @return the user answer |
| 99 | */ |
| 100 | public String getAnswer() { |
| 101 | return answer; |
| 102 | } |
| 103 | |
| 104 | /** |
| 105 | * Set the user answer. |
| 106 | * |
| 107 | * @param answer |
| 108 | * the new answer |
| 109 | */ |
| 110 | public void setAnswer(String answer) { |
| 111 | this.answer = answer; |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | /** |
| 116 | * Create a new, empty window. |
| 117 | */ |
| 118 | public MainWindow() { |
| 119 | this(null); |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * Create a new window hosting the given content. |
| 124 | * |
| 125 | * @param content |
| 126 | * the content to host |
| 127 | */ |
| 128 | public MainWindow(MainContent content) { |
| 129 | super(content == null ? "" : content.getTitle()); |
| 130 | |
| 131 | setHints(Arrays.asList(Window.Hint.FULL_SCREEN, |
| 132 | Window.Hint.NO_DECORATIONS, Window.Hint.FIT_TERMINAL_WINDOW)); |
| 133 | |
| 134 | defaultActions.add(new KeyAction(Mode.BACK, 'q', |
| 135 | StringId.KEY_ACTION_BACK)); |
| 136 | defaultActions.add(new KeyAction(Mode.BACK, KeyType.Escape, |
| 137 | StringId.NULL)); |
| 138 | defaultActions.add(new KeyAction(Mode.HELP, 'h', |
| 139 | StringId.KEY_ACTION_HELP)); |
| 140 | defaultActions.add(new KeyAction(Mode.HELP, KeyType.F1, StringId.NULL)); |
| 141 | |
| 142 | actionPanel = new Panel(); |
| 143 | contentPanel = new Panel(); |
| 144 | mainPanel = new Panel(); |
| 145 | messagePanel = new Panel(); |
| 146 | titlePanel = new Panel(); |
| 147 | |
| 148 | Panel actionMessagePanel = new Panel(); |
| 149 | |
| 150 | LinearLayout llayout = new LinearLayout(Direction.HORIZONTAL); |
| 151 | llayout.setSpacing(0); |
| 152 | actionPanel.setLayoutManager(llayout); |
| 153 | |
| 154 | BorderLayout blayout = new BorderLayout(); |
| 155 | titlePanel.setLayoutManager(blayout); |
| 156 | |
| 157 | llayout = new LinearLayout(Direction.VERTICAL); |
| 158 | llayout.setSpacing(0); |
| 159 | messagePanel.setLayoutManager(llayout); |
| 160 | |
| 161 | blayout = new BorderLayout(); |
| 162 | mainPanel.setLayoutManager(blayout); |
| 163 | |
| 164 | blayout = new BorderLayout(); |
| 165 | contentPanel.setLayoutManager(blayout); |
| 166 | |
| 167 | blayout = new BorderLayout(); |
| 168 | actionMessagePanel.setLayoutManager(blayout); |
| 169 | |
| 170 | actionMessagePanel |
| 171 | .addComponent(messagePanel, BorderLayout.Location.TOP); |
| 172 | actionMessagePanel.addComponent(actionPanel, |
| 173 | BorderLayout.Location.CENTER); |
| 174 | |
| 175 | mainPanel.addComponent(titlePanel, BorderLayout.Location.TOP); |
| 176 | mainPanel.addComponent(contentPanel, BorderLayout.Location.CENTER); |
| 177 | mainPanel |
| 178 | .addComponent(actionMessagePanel, BorderLayout.Location.BOTTOM); |
| 179 | |
| 180 | pushContent(content); |
| 181 | |
| 182 | setComponent(mainPanel); |
| 183 | } |
| 184 | |
| 185 | /** |
| 186 | * "push" some content to the window stack. |
| 187 | * |
| 188 | * @param content |
| 189 | * the new top-of-the-stack content |
| 190 | */ |
| 191 | public void pushContent(MainContent content) { |
| 192 | List<KeyAction> actions = null; |
| 193 | |
| 194 | contentPanel.removeAllComponents(); |
| 195 | if (content != null) { |
| 196 | actions = content.getKeyBindings(); |
| 197 | contentPanel.addComponent(content, BorderLayout.Location.CENTER); |
| 198 | this.contentStack.add(content); |
| 199 | |
| 200 | Interactable focus = content.nextFocus(null); |
| 201 | if (focus != null) |
| 202 | focus.takeFocus(); |
| 203 | } |
| 204 | |
| 205 | setTitle(); |
| 206 | setActions(actions, true); |
| 207 | } |
| 208 | |
| 209 | /** |
| 210 | * "pop" the latest, top-of-the-stack content from the window stack. |
| 211 | * |
| 212 | * @return the removed content if any |
| 213 | */ |
| 214 | public MainContent popContent() { |
| 215 | MainContent removed = null; |
| 216 | MainContent prev = null; |
| 217 | |
| 218 | MainContent content = getContent(); |
| 219 | if (content != null) |
| 220 | removed = contentStack.remove(contentStack.size() - 1); |
| 221 | |
| 222 | if (contentStack.size() > 0) |
| 223 | prev = contentStack.remove(contentStack.size() - 1); |
| 224 | |
| 225 | if (prev != null) { |
| 226 | try { |
| 227 | String mess = prev.wakeup(); |
| 228 | if (mess != null) |
| 229 | setMessage(mess, false); |
| 230 | } catch (IOException e) { |
| 231 | setMessage(e.getMessage(), true); |
| 232 | } |
| 233 | } |
| 234 | |
| 235 | pushContent(prev); |
| 236 | |
| 237 | return removed; |
| 238 | } |
| 239 | |
| 240 | /** |
| 241 | * Show the given message on screen. It will disappear at the next action. |
| 242 | * |
| 243 | * @param mess |
| 244 | * the message to display |
| 245 | * @param error |
| 246 | * TRUE for an error message, FALSE for an information message |
| 247 | * |
| 248 | * @return TRUE if changes were performed |
| 249 | */ |
| 250 | public boolean setMessage(String mess, boolean error) { |
| 251 | if (mess != null || messagePanel.getChildCount() > 0) { |
| 252 | messagePanel.removeAllComponents(); |
| 253 | if (mess != null) { |
| 254 | ColorOption element = (error ? ColorOption.LINE_MESSAGE_ERR |
| 255 | : ColorOption.LINE_MESSAGE); |
| 256 | Label lbl = UiColors.createLabel(element, " " + mess + " "); |
| 257 | messagePanel.addComponent(lbl, LinearLayout |
| 258 | .createLayoutData(LinearLayout.Alignment.Center)); |
| 259 | } |
| 260 | return true; |
| 261 | } |
| 262 | |
| 263 | return false; |
| 264 | } |
| 265 | |
| 266 | /** |
| 267 | * Show a question to the user and switch to "ask for answer" mode see |
| 268 | * {@link MainWindow#handleQuestion}. The user will be asked to enter some |
| 269 | * answer and confirm with ENTER. |
| 270 | * |
| 271 | * @param action |
| 272 | * the related action |
| 273 | * @param question |
| 274 | * the question to ask |
| 275 | * @param initial |
| 276 | * the initial answer if any (to be edited by the user) |
| 277 | */ |
| 278 | public void setQuestion(KeyAction action, String question, String initial) { |
| 279 | setQuestion(action, question, initial, false); |
| 280 | } |
| 281 | |
| 282 | /** |
| 283 | * Show a question to the user and switch to "ask for answer" mode see |
| 284 | * {@link MainWindow#handleQuestion}. The user will be asked to hit one key |
| 285 | * as an answer. |
| 286 | * |
| 287 | * @param action |
| 288 | * the related action |
| 289 | * @param question |
| 290 | * the question to ask |
| 291 | */ |
| 292 | public void setQuestion(KeyAction action, String question) { |
| 293 | setQuestion(action, question, null, true); |
| 294 | } |
| 295 | |
| 296 | /** |
| 297 | * Show a question to the user and switch to "ask for answer" mode see |
| 298 | * {@link MainWindow#handleQuestion}. |
| 299 | * |
| 300 | * @param action |
| 301 | * the related action |
| 302 | * @param question |
| 303 | * the question to ask |
| 304 | * @param initial |
| 305 | * the initial answer if any (to be edited by the user) |
| 306 | * @param oneKey |
| 307 | * TRUE for a one-key answer, FALSE for a text answer validated |
| 308 | * by ENTER |
| 309 | */ |
| 310 | private void setQuestion(KeyAction action, String question, String initial, |
| 311 | boolean oneKey) { |
| 312 | userQuestion = new UserQuestion(action, oneKey); |
| 313 | |
| 314 | messagePanel.removeAllComponents(); |
| 315 | |
| 316 | Panel hpanel = new Panel(); |
| 317 | LinearLayout llayout = new LinearLayout(Direction.HORIZONTAL); |
| 318 | llayout.setSpacing(0); |
| 319 | hpanel.setLayoutManager(llayout); |
| 320 | |
| 321 | Label lbl = UiColors.createLabel(ColorOption.LINE_MESSAGE_QUESTION, " " |
| 322 | + question + " "); |
| 323 | text = new TextBox(new TerminalSize(getSize().getColumns() |
| 324 | - lbl.getSize().getColumns(), 1)); |
| 325 | |
| 326 | if (initial != null) { |
| 327 | // add all chars one by one so the caret is at the end |
| 328 | for (int index = 0; index < initial.length(); index++) { |
| 329 | text.handleInput(new KeyStroke(initial.charAt(index), false, |
| 330 | false)); |
| 331 | } |
| 332 | } |
| 333 | |
| 334 | hpanel.addComponent(lbl, |
| 335 | LinearLayout.createLayoutData(LinearLayout.Alignment.Beginning)); |
| 336 | hpanel.addComponent(text, |
| 337 | LinearLayout.createLayoutData(LinearLayout.Alignment.Fill)); |
| 338 | |
| 339 | messagePanel |
| 340 | .addComponent(hpanel, LinearLayout |
| 341 | .createLayoutData(LinearLayout.Alignment.Beginning)); |
| 342 | |
| 343 | text.takeFocus(); |
| 344 | } |
| 345 | |
| 346 | /** |
| 347 | * Refresh the window and the empty-space handling. You should call this |
| 348 | * method when the window size changed. |
| 349 | * |
| 350 | * @param size |
| 351 | * the new size of the window |
| 352 | */ |
| 353 | public void refresh(TerminalSize size) { |
| 354 | if (size == null) |
| 355 | return; |
| 356 | |
| 357 | if (getSize() == null || !getSize().equals(size)) |
| 358 | setSize(size); |
| 359 | |
| 360 | setTitle(); |
| 361 | |
| 362 | if (actions != null) |
| 363 | setActions(new ArrayList<KeyAction>(actions), false); |
| 364 | |
| 365 | invalidate(); |
| 366 | } |
| 367 | |
| 368 | @Override |
| 369 | public void invalidate() { |
| 370 | super.invalidate(); |
| 371 | for (MainContent content : contentStack) { |
| 372 | content.invalidate(); |
| 373 | } |
| 374 | } |
| 375 | |
| 376 | @Override |
| 377 | public boolean handleInput(KeyStroke key) { |
| 378 | boolean handled = false; |
| 379 | |
| 380 | if (userQuestion != null) { |
| 381 | handled = handleQuestion(userQuestion, key); |
| 382 | if (handled) { |
| 383 | if (userQuestion.getAnswer() != null) { |
| 384 | handleAction(userQuestion.getAction(), |
| 385 | userQuestion.getAnswer()); |
| 386 | |
| 387 | userQuestion = null; |
| 388 | } |
| 389 | } |
| 390 | } else { |
| 391 | handled = handleKey(key); |
| 392 | } |
| 393 | |
| 394 | if (!handled) { |
| 395 | handled = super.handleInput(key); |
| 396 | } |
| 397 | |
| 398 | return handled; |
| 399 | } |
| 400 | |
| 401 | /** |
| 402 | * Actually set the title <b>inside</b> the window. Will also call |
| 403 | * {@link BasicWindow#setTitle} with the computed parameters. |
| 404 | */ |
| 405 | private void setTitle() { |
| 406 | String prefix = " " + Main.APPLICATION_TITLE + " (version " |
| 407 | + Main.APPLICATION_VERSION + ")"; |
| 408 | |
| 409 | String title = null; |
| 410 | int count = -1; |
| 411 | |
| 412 | MainContent content = getContent(); |
| 413 | if (content != null) { |
| 414 | title = content.getTitle(); |
| 415 | count = content.getCount(); |
| 416 | } |
| 417 | |
| 418 | if (title == null) |
| 419 | title = ""; |
| 420 | |
| 421 | if (title.length() > 0) { |
| 422 | prefix = prefix + ": "; |
| 423 | title = StringUtils.sanitize(title, Main.isUnicode()); |
| 424 | } |
| 425 | |
| 426 | String countStr = ""; |
| 427 | if (count > -1) { |
| 428 | countStr = "[" + count + "]"; |
| 429 | } |
| 430 | |
| 431 | int width = -1; |
| 432 | if (getSize() != null) { |
| 433 | width = getSize().getColumns(); |
| 434 | } |
| 435 | |
| 436 | if (width > 0) { |
| 437 | int padding = width - prefix.length() - title.length() |
| 438 | - countStr.length(); |
| 439 | if (padding > 0) { |
| 440 | if (title.length() > 0) |
| 441 | title = StringUtils.padString(title, title.length() |
| 442 | + padding); |
| 443 | else |
| 444 | prefix = StringUtils.padString(prefix, prefix.length() |
| 445 | + padding); |
| 446 | } |
| 447 | } |
| 448 | |
| 449 | String titleCache = prefix + title + count; |
| 450 | if (!titleCache.equals(this.titleCache)) { |
| 451 | super.setTitle(prefix); |
| 452 | |
| 453 | Label lblPrefix = new Label(prefix); |
| 454 | UiColors.themeLabel(ColorOption.TITLE_MAIN, lblPrefix); |
| 455 | |
| 456 | Label lblTitle = null; |
| 457 | if (title.length() > 0) { |
| 458 | lblTitle = new Label(title); |
| 459 | UiColors.themeLabel(ColorOption.TITLE_VARIABLE, lblTitle); |
| 460 | } |
| 461 | |
| 462 | Label lblCount = null; |
| 463 | if (countStr != null) { |
| 464 | lblCount = new Label(countStr); |
| 465 | UiColors.themeLabel(ColorOption.TITLE_COUNT, lblCount); |
| 466 | } |
| 467 | |
| 468 | titlePanel.removeAllComponents(); |
| 469 | |
| 470 | titlePanel.addComponent(lblPrefix, BorderLayout.Location.LEFT); |
| 471 | if (lblTitle != null) |
| 472 | titlePanel.addComponent(lblTitle, BorderLayout.Location.CENTER); |
| 473 | if (lblCount != null) |
| 474 | titlePanel.addComponent(lblCount, BorderLayout.Location.RIGHT); |
| 475 | } |
| 476 | } |
| 477 | |
| 478 | /** |
| 479 | * Return the current {@link MainContent} from the stack if any. |
| 480 | * |
| 481 | * @return the current {@link MainContent} |
| 482 | */ |
| 483 | private MainContent getContent() { |
| 484 | if (contentStack.size() > 0) { |
| 485 | return contentStack.get(contentStack.size() - 1); |
| 486 | } |
| 487 | |
| 488 | return null; |
| 489 | } |
| 490 | |
| 491 | /** |
| 492 | * Update the list of actions and refresh the action panel. |
| 493 | * |
| 494 | * @param actions |
| 495 | * the list of actions to support |
| 496 | * @param enableDefaultactions |
| 497 | * TRUE to enable the default actions |
| 498 | */ |
| 499 | private void setActions(List<KeyAction> actions, |
| 500 | boolean enableDefaultactions) { |
| 501 | this.actions.clear(); |
| 502 | |
| 503 | if (enableDefaultactions) |
| 504 | this.actions.addAll(defaultActions); |
| 505 | |
| 506 | if (actions != null) |
| 507 | this.actions.addAll(actions); |
| 508 | |
| 509 | actionPanel.removeAllComponents(); |
| 510 | for (KeyAction action : this.actions) { |
| 511 | String trans = " " + Main.trans(action.getStringId()) + " "; |
| 512 | |
| 513 | if (" ".equals(trans)) |
| 514 | continue; |
| 515 | |
| 516 | String keyTrans = KeyAction.trans(action.getKey()); |
| 517 | |
| 518 | Panel kPane = new Panel(); |
| 519 | LinearLayout layout = new LinearLayout(Direction.HORIZONTAL); |
| 520 | layout.setSpacing(0); |
| 521 | kPane.setLayoutManager(layout); |
| 522 | |
| 523 | kPane.addComponent(UiColors.createLabel(ColorOption.ACTION_KEY, |
| 524 | keyTrans)); |
| 525 | kPane.addComponent(UiColors.createLabel(ColorOption.ACTION_DESC, |
| 526 | trans)); |
| 527 | |
| 528 | actionPanel.addComponent(kPane); |
| 529 | } |
| 530 | |
| 531 | // fill with "desc" colour |
| 532 | int width = -1; |
| 533 | if (getSize() != null) { |
| 534 | width = getSize().getColumns(); |
| 535 | } |
| 536 | |
| 537 | if (width > 0) { |
| 538 | actionPanel.addComponent(UiColors.createLabel( |
| 539 | ColorOption.ACTION_DESC, StringUtils.padString("", width))); |
| 540 | } |
| 541 | } |
| 542 | |
| 543 | /** |
| 544 | * Handle user input when in "ask for question" mode (see |
| 545 | * {@link MainWindow#userQuestion}). |
| 546 | * |
| 547 | * @param userQuestion |
| 548 | * the question data |
| 549 | * @param key |
| 550 | * the key that has been pressed by the user |
| 551 | * |
| 552 | * @return TRUE if the {@link KeyStroke} was handled |
| 553 | */ |
| 554 | private boolean handleQuestion(UserQuestion userQuestion, KeyStroke key) { |
| 555 | userQuestion.setAnswer(null); |
| 556 | |
| 557 | if (userQuestion.isOneKeyAnswer()) { |
| 558 | userQuestion.setAnswer("" + key.getCharacter()); |
| 559 | } else { |
| 560 | // ^h == Backspace |
| 561 | if (key.isCtrlDown() && key.getCharacter() == 'h') { |
| 562 | key = new KeyStroke(KeyType.Backspace); |
| 563 | } |
| 564 | |
| 565 | switch (key.getKeyType()) { |
| 566 | case Enter: |
| 567 | if (text != null) |
| 568 | userQuestion.setAnswer(text.getText()); |
| 569 | else |
| 570 | userQuestion.setAnswer(""); |
| 571 | break; |
| 572 | case Backspace: |
| 573 | int pos = text.getCaretPosition().getColumn(); |
| 574 | if (pos > 0) { |
| 575 | String current = text.getText(); |
| 576 | // force caret one space before: |
| 577 | text.setText(current.substring(0, pos - 1)); |
| 578 | // re-add full text: |
| 579 | text.setText(current.substring(0, pos - 1) |
| 580 | + current.substring(pos)); |
| 581 | } |
| 582 | return true; |
| 583 | default: |
| 584 | // Do nothing (continue entering text) |
| 585 | break; |
| 586 | } |
| 587 | } |
| 588 | |
| 589 | if (userQuestion.getAnswer() != null) { |
| 590 | Interactable focus = null; |
| 591 | MainContent content = getContent(); |
| 592 | if (content != null) |
| 593 | focus = content.nextFocus(null); |
| 594 | |
| 595 | focus.takeFocus(); |
| 596 | |
| 597 | return true; |
| 598 | } |
| 599 | |
| 600 | return false; |
| 601 | } |
| 602 | |
| 603 | /** |
| 604 | * Handle the input in case of "normal" (not "ask for answer") mode. |
| 605 | * |
| 606 | * @param key |
| 607 | * the key that was pressed |
| 608 | * @param answer |
| 609 | * the answer given for this key |
| 610 | * |
| 611 | * @return if the window handled the input |
| 612 | */ |
| 613 | private boolean handleKey(KeyStroke key) { |
| 614 | boolean handled = false; |
| 615 | |
| 616 | if (setMessage(null, false)) |
| 617 | return true; |
| 618 | |
| 619 | for (KeyAction action : actions) { |
| 620 | if (!action.match(key)) |
| 621 | continue; |
| 622 | |
| 623 | handled = true; |
| 624 | |
| 625 | action.getObject(); // see {@link KeyAction#getMessage()} |
| 626 | String mess = action.getMessage(); |
| 627 | if (mess != null) { |
| 628 | setMessage(mess, action.isError()); |
| 629 | } |
| 630 | |
| 631 | if (!action.isError() && action.onAction()) { |
| 632 | handleAction(action, null); |
| 633 | } |
| 634 | |
| 635 | break; |
| 636 | } |
| 637 | |
| 638 | return handled; |
| 639 | } |
| 640 | |
| 641 | /** |
| 642 | * Handle the input in case of "normal" (not "ask for answer") mode. |
| 643 | * |
| 644 | * @param key |
| 645 | * the key that was pressed |
| 646 | * @param answer |
| 647 | * the answer given for this key |
| 648 | * |
| 649 | * @return if the window handled the input |
| 650 | */ |
| 651 | private void handleAction(KeyAction action, String answer) { |
| 652 | MainContent content = getContent(); |
| 653 | |
| 654 | switch (action.getMode()) { |
| 655 | case MOVE: |
| 656 | int x = 0; |
| 657 | int y = 0; |
| 658 | |
| 659 | if (action.getKey().getKeyType() == KeyType.ArrowUp) |
| 660 | x = -1; |
| 661 | if (action.getKey().getKeyType() == KeyType.ArrowDown) |
| 662 | x = 1; |
| 663 | if (action.getKey().getKeyType() == KeyType.ArrowLeft) |
| 664 | y = -1; |
| 665 | if (action.getKey().getKeyType() == KeyType.ArrowRight) |
| 666 | y = 1; |
| 667 | |
| 668 | if (content != null) { |
| 669 | String err = content.move(x, y); |
| 670 | if (err != null) |
| 671 | setMessage(err, true); |
| 672 | } |
| 673 | |
| 674 | break; |
| 675 | // mode with windows: |
| 676 | case CONTACT_LIST: |
| 677 | if (action.getCard() != null) { |
| 678 | pushContent(new ContactList(action.getCard())); |
| 679 | } else if (action.getObject() != null |
| 680 | && action.getObject() instanceof MainContent) { |
| 681 | MainContent mergeContent = (MainContent) action.getObject(); |
| 682 | pushContent(mergeContent); |
| 683 | } |
| 684 | break; |
| 685 | case CONTACT_DETAILS: |
| 686 | if (action.getContact() != null) { |
| 687 | pushContent(new ContactDetails(action.getContact())); |
| 688 | } |
| 689 | break; |
| 690 | case CONTACT_DETAILS_RAW: |
| 691 | if (action.getContact() != null) { |
| 692 | pushContent(new ContactDetailsRaw(action.getContact())); |
| 693 | } |
| 694 | break; |
| 695 | // mode interpreted by MainWindow: |
| 696 | case HELP: |
| 697 | // TODO |
| 698 | setMessage("Help! I need somebody! Help!", false); |
| 699 | |
| 700 | break; |
| 701 | case BACK: |
| 702 | String warning = content.getExitWarning(); |
| 703 | if (warning != null) { |
| 704 | if (answer == null) { |
| 705 | setQuestion(action, warning); |
| 706 | } else { |
| 707 | setMessage(null, false); |
| 708 | if (answer.equalsIgnoreCase("y")) { |
| 709 | popContent(); |
| 710 | } |
| 711 | } |
| 712 | } else { |
| 713 | popContent(); |
| 714 | } |
| 715 | |
| 716 | if (contentStack.size() == 0) { |
| 717 | close(); |
| 718 | } |
| 719 | |
| 720 | break; |
| 721 | // action modes: |
| 722 | case ASK_USER: |
| 723 | if (answer == null) { |
| 724 | setQuestion(action, action.getQuestion(), |
| 725 | action.getDefaultAnswer()); |
| 726 | } else { |
| 727 | setMessage(action.callback(answer), true); |
| 728 | content.refreshData(); |
| 729 | invalidate(); |
| 730 | setTitle(); |
| 731 | } |
| 732 | break; |
| 733 | case ASK_USER_KEY: |
| 734 | if (answer == null) { |
| 735 | setQuestion(action, action.getQuestion()); |
| 736 | } else { |
| 737 | setMessage(action.callback(answer), true); |
| 738 | content.refreshData(); |
| 739 | invalidate(); |
| 740 | setTitle(); |
| 741 | } |
| 742 | break; |
| 743 | default: |
| 744 | case NONE: |
| 745 | break; |
| 746 | } |
| 747 | } |
| 748 | } |