| 1 | package be.nikiroo.fanfix.reader.tui; |
| 2 | |
| 3 | import java.awt.Toolkit; |
| 4 | import java.awt.datatransfer.DataFlavor; |
| 5 | import java.io.IOException; |
| 6 | import java.net.URL; |
| 7 | import java.net.UnknownHostException; |
| 8 | |
| 9 | import jexer.TApplication; |
| 10 | import jexer.TCommand; |
| 11 | import jexer.TKeypress; |
| 12 | import jexer.TMessageBox; |
| 13 | import jexer.TStatusBar; |
| 14 | import jexer.TWidget; |
| 15 | import jexer.TWindow; |
| 16 | import jexer.event.TMenuEvent; |
| 17 | import jexer.menu.TMenu; |
| 18 | import be.nikiroo.fanfix.Instance; |
| 19 | import be.nikiroo.fanfix.data.MetaData; |
| 20 | import be.nikiroo.fanfix.data.Story; |
| 21 | import be.nikiroo.fanfix.library.BasicLibrary; |
| 22 | import be.nikiroo.fanfix.reader.BasicReader; |
| 23 | import be.nikiroo.fanfix.reader.Reader; |
| 24 | import be.nikiroo.utils.Progress; |
| 25 | |
| 26 | /** |
| 27 | * Manages the TUI general mode and links and manages the {@link TWindow}s. |
| 28 | * <p> |
| 29 | * It will also enclose a {@link Reader} and simply handle the reading part |
| 30 | * differently (it will create the required sub-windows and display them). |
| 31 | * |
| 32 | * @author niki |
| 33 | */ |
| 34 | class TuiReaderApplication extends TApplication implements Reader { |
| 35 | public static final int MENU_OPEN = 1025; |
| 36 | public static final int MENU_IMPORT_URL = 1026; |
| 37 | public static final int MENU_IMPORT_FILE = 1027; |
| 38 | public static final int MENU_EXPORT = 1028; |
| 39 | public static final int MENU_LIBRARY = 1029; |
| 40 | public static final int MENU_EXIT = 1030; |
| 41 | |
| 42 | public static final TCommand CMD_EXIT = new TCommand(MENU_EXIT) { |
| 43 | }; |
| 44 | |
| 45 | private Reader reader; |
| 46 | private TuiReaderMainWindow main; |
| 47 | |
| 48 | private MetaData meta; |
| 49 | private String source; |
| 50 | private boolean useMeta; |
| 51 | |
| 52 | // start reading if meta present |
| 53 | public TuiReaderApplication(Reader reader, BackendType backend) |
| 54 | throws Exception { |
| 55 | super(backend); |
| 56 | init(reader); |
| 57 | |
| 58 | showMain(getMeta(), null, true); |
| 59 | } |
| 60 | |
| 61 | public TuiReaderApplication(Reader reader, String source, |
| 62 | TApplication.BackendType backend) throws Exception { |
| 63 | super(backend); |
| 64 | init(reader); |
| 65 | |
| 66 | showMain(null, source, false); |
| 67 | } |
| 68 | |
| 69 | @Override |
| 70 | public void read() throws IOException { |
| 71 | MetaData meta = getMeta(); |
| 72 | |
| 73 | if (meta == null) { |
| 74 | throw new IOException("No story to read"); |
| 75 | } |
| 76 | |
| 77 | // TODO: open in editor + external option |
| 78 | if (!meta.isImageDocument()) { |
| 79 | TWindow window = new TuiReaderStoryWindow(this, getLibrary(), meta, |
| 80 | getChapter()); |
| 81 | window.maximize(); |
| 82 | } else { |
| 83 | try { |
| 84 | openExternal(getLibrary(), meta.getLuid()); |
| 85 | } catch (IOException e) { |
| 86 | messageBox("Error when trying to open the story", |
| 87 | e.getMessage(), TMessageBox.Type.OK); |
| 88 | } |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | @Override |
| 93 | public MetaData getMeta() { |
| 94 | return reader.getMeta(); |
| 95 | } |
| 96 | |
| 97 | @Override |
| 98 | public Story getStory(Progress pg) { |
| 99 | return reader.getStory(pg); |
| 100 | } |
| 101 | |
| 102 | @Override |
| 103 | public BasicLibrary getLibrary() { |
| 104 | return reader.getLibrary(); |
| 105 | } |
| 106 | |
| 107 | @Override |
| 108 | public void setLibrary(BasicLibrary lib) { |
| 109 | reader.setLibrary(lib); |
| 110 | } |
| 111 | |
| 112 | @Override |
| 113 | public void setMeta(MetaData meta) throws IOException { |
| 114 | reader.setMeta(meta); |
| 115 | } |
| 116 | |
| 117 | @Override |
| 118 | public void setMeta(String luid) throws IOException { |
| 119 | reader.setMeta(luid); |
| 120 | } |
| 121 | |
| 122 | @Override |
| 123 | public void setMeta(URL source, Progress pg) throws IOException { |
| 124 | reader.setMeta(source, pg); |
| 125 | } |
| 126 | |
| 127 | @Override |
| 128 | public void browse(String source) { |
| 129 | reader.browse(source); |
| 130 | } |
| 131 | |
| 132 | @Override |
| 133 | public int getChapter() { |
| 134 | return reader.getChapter(); |
| 135 | } |
| 136 | |
| 137 | @Override |
| 138 | public void setChapter(int chapter) { |
| 139 | reader.setChapter(chapter); |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * Set the default status bar when this window appear. |
| 144 | * <p> |
| 145 | * Some shortcuts are always visible, and will be put here. |
| 146 | * <p> |
| 147 | * Note that shortcuts placed this way on menu won't work unless the menu |
| 148 | * also implement them. |
| 149 | * |
| 150 | * @param window |
| 151 | * the new window or menu on screen |
| 152 | * @param description |
| 153 | * the description to show on the status ba |
| 154 | */ |
| 155 | public TStatusBar setStatusBar(TWindow window, String description) { |
| 156 | TStatusBar statusBar = window.newStatusBar(description); |
| 157 | statusBar.addShortcutKeypress(TKeypress.kbF10, CMD_EXIT, "Exit"); |
| 158 | return statusBar; |
| 159 | |
| 160 | } |
| 161 | |
| 162 | private void showMain(MetaData meta, String source, boolean useMeta) |
| 163 | throws IOException { |
| 164 | // TODO: thread-safety |
| 165 | this.meta = meta; |
| 166 | this.source = source; |
| 167 | this.useMeta = useMeta; |
| 168 | |
| 169 | if (main != null && main.isVisible()) { |
| 170 | main.activate(); |
| 171 | } else { |
| 172 | if (main != null) { |
| 173 | main.close(); |
| 174 | } |
| 175 | main = new TuiReaderMainWindow(this); |
| 176 | if (useMeta) { |
| 177 | main.setMeta(meta); |
| 178 | if (meta != null) { |
| 179 | read(); |
| 180 | } |
| 181 | } else { |
| 182 | main.setSource(source); |
| 183 | } |
| 184 | main.maximize(); |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | private void init(Reader reader) { |
| 189 | this.reader = reader; |
| 190 | |
| 191 | // TODO: traces/errors? |
| 192 | Instance.setTraceHandler(null); |
| 193 | |
| 194 | // Add the menus TODO: i18n |
| 195 | TMenu fileMenu = addMenu("&File"); |
| 196 | fileMenu.addItem(MENU_OPEN, "&Open"); |
| 197 | fileMenu.addItem(MENU_EXPORT, "&Save as..."); |
| 198 | // TODO: Move to... |
| 199 | fileMenu.addSeparator(); |
| 200 | fileMenu.addItem(MENU_IMPORT_URL, "Import &URL..."); |
| 201 | fileMenu.addItem(MENU_IMPORT_FILE, "Import &file..."); |
| 202 | fileMenu.addSeparator(); |
| 203 | fileMenu.addItem(MENU_LIBRARY, "Lib&rary"); |
| 204 | fileMenu.addSeparator(); |
| 205 | fileMenu.addItem(MENU_EXIT, "E&xit"); |
| 206 | |
| 207 | setStatusBar(fileMenu, "File-management " |
| 208 | + "commands (Open, Save, Print, etc.)"); |
| 209 | |
| 210 | // TODO: Edit: re-download, delete |
| 211 | |
| 212 | // |
| 213 | |
| 214 | addWindowMenu(); |
| 215 | |
| 216 | getBackend().setTitle("Fanfix"); |
| 217 | } |
| 218 | |
| 219 | @Override |
| 220 | protected boolean onMenu(TMenuEvent menu) { |
| 221 | // TODO: i18n |
| 222 | switch (menu.getId()) { |
| 223 | case MENU_EXIT: |
| 224 | close(this); |
| 225 | return true; |
| 226 | case MENU_IMPORT_URL: |
| 227 | String clipboard = ""; |
| 228 | try { |
| 229 | clipboard = ("" + Toolkit.getDefaultToolkit() |
| 230 | .getSystemClipboard().getData(DataFlavor.stringFlavor)) |
| 231 | .trim(); |
| 232 | } catch (Exception e) { |
| 233 | // No data will be handled |
| 234 | } |
| 235 | |
| 236 | if (clipboard == null || !clipboard.startsWith("http")) { |
| 237 | clipboard = ""; |
| 238 | } |
| 239 | |
| 240 | String url = inputBox("Import story", "URL to import", clipboard) |
| 241 | .getText(); |
| 242 | |
| 243 | try { |
| 244 | if (!imprt(url)) { |
| 245 | // TODO: i18n + error |
| 246 | error("URK not supported: " + url, "Import error"); |
| 247 | } |
| 248 | } catch (IOException e) { |
| 249 | // TODO: i18n + error |
| 250 | error("Fail to import URL: " + url, "Import error", e); |
| 251 | } |
| 252 | |
| 253 | return true; |
| 254 | case MENU_IMPORT_FILE: |
| 255 | String filename = null; |
| 256 | try { |
| 257 | filename = fileOpenBox("."); |
| 258 | if (!imprt(filename)) { |
| 259 | // TODO: i18n + error |
| 260 | error("File not supported: " + filename, "Import error"); |
| 261 | } |
| 262 | } catch (IOException e) { |
| 263 | // TODO: i18n + error |
| 264 | error("Fail to import file" |
| 265 | + (filename == null ? "" : ": " + filename), |
| 266 | "Import error", e); |
| 267 | } |
| 268 | return true; |
| 269 | case MENU_LIBRARY: |
| 270 | try { |
| 271 | showMain(meta, source, useMeta); |
| 272 | } catch (IOException e) { |
| 273 | // i18n |
| 274 | error("Cannot show the library", "ERROR", e); |
| 275 | } |
| 276 | |
| 277 | return true; |
| 278 | } |
| 279 | |
| 280 | return super.onMenu(menu); |
| 281 | } |
| 282 | |
| 283 | /** |
| 284 | * Import the given url. |
| 285 | * <p> |
| 286 | * Can fail if the host is not supported. |
| 287 | * |
| 288 | * @param url |
| 289 | * |
| 290 | * @return TRUE in case of success, FALSE if the host is not supported |
| 291 | * |
| 292 | * @throws IOException |
| 293 | * in case of I/O error |
| 294 | */ |
| 295 | private boolean imprt(String url) throws IOException { |
| 296 | try { |
| 297 | reader.getLibrary().imprt(BasicReader.getUrl(url), null); |
| 298 | main.refreshStories(); |
| 299 | return true; |
| 300 | } catch (UnknownHostException e) { |
| 301 | return false; |
| 302 | } |
| 303 | } |
| 304 | |
| 305 | @Override |
| 306 | public void openExternal(BasicLibrary lib, String luid) throws IOException { |
| 307 | reader.openExternal(lib, luid); |
| 308 | } |
| 309 | |
| 310 | /** |
| 311 | * Display an error message and log it. |
| 312 | * |
| 313 | * @param message |
| 314 | * the message |
| 315 | * @param title |
| 316 | * the title of the error message |
| 317 | */ |
| 318 | private void error(String message, String title) { |
| 319 | error(message, title, null); |
| 320 | } |
| 321 | |
| 322 | /** |
| 323 | * Display an error message and log it, including the linked |
| 324 | * {@link Exception}. |
| 325 | * |
| 326 | * @param message |
| 327 | * the message |
| 328 | * @param title |
| 329 | * the title of the error message |
| 330 | * @param e |
| 331 | * the exception to log if any (can be NULL) |
| 332 | */ |
| 333 | private void error(String message, String title, Exception e) { |
| 334 | Instance.getTraceHandler().error(title + ": " + message); |
| 335 | if (e != null) { |
| 336 | Instance.getTraceHandler().error(e); |
| 337 | } |
| 338 | |
| 339 | if (e != null) { |
| 340 | messageBox(title, message // |
| 341 | + "\n" + e.getMessage()); |
| 342 | } else { |
| 343 | messageBox(title, message); |
| 344 | } |
| 345 | } |
| 346 | |
| 347 | /** |
| 348 | * Ask the user and, if confirmed, close the {@link TApplication} this |
| 349 | * {@link TWidget} is running on. |
| 350 | * <p> |
| 351 | * This should result in the program terminating. |
| 352 | * |
| 353 | * @param widget |
| 354 | * the {@link TWidget} |
| 355 | */ |
| 356 | static public void close(TWidget widget) { |
| 357 | close(widget.getApplication()); |
| 358 | } |
| 359 | |
| 360 | /** |
| 361 | * Ask the user and, if confirmed, close the {@link TApplication}. |
| 362 | * <p> |
| 363 | * This should result in the program terminating. |
| 364 | * |
| 365 | * @param app |
| 366 | * the {@link TApplication} |
| 367 | */ |
| 368 | static void close(TApplication app) { |
| 369 | // TODO: i18n |
| 370 | if (app.messageBox("Confirmation", "(TODO: i18n) Exit application?", |
| 371 | TMessageBox.Type.YESNO).getResult() == TMessageBox.Result.YES) { |
| 372 | app.exit(); |
| 373 | } |
| 374 | } |
| 375 | } |