- * It can thus be themed to look native-like, or metal-like, or use any other - * theme you may want to try. - *
- * We actually try to enable native look-alike mode on start.
- *
- * @author niki
- */
-class GuiReader extends BasicReader {
- static private boolean nativeLookLoaded;
-
- private CacheLibrary cacheLib;
-
- private File cacheDir;
-
- /**
- * Create a new graphical {@link Reader}.
- *
- * @throws IOException
- * in case of I/O errors
- */
- public GuiReader() throws IOException {
- // TODO: allow different themes?
- if (!nativeLookLoaded) {
- UIUtils.setLookAndFeel();
- nativeLookLoaded = true;
- }
-
- cacheDir = Instance.getInstance().getReaderDir();
- cacheDir.mkdirs();
- if (!cacheDir.exists()) {
- throw new IOException(
- "Cannote create cache directory for local reader: "
- + cacheDir);
- }
- }
-
- @Override
- public synchronized BasicLibrary getLibrary() {
- if (cacheLib == null) {
- BasicLibrary lib = super.getLibrary();
- if (lib instanceof CacheLibrary) {
- cacheLib = (CacheLibrary) lib;
- } else {
- cacheLib = new CacheLibrary(cacheDir, lib, Instance.getInstance().getUiConfig());
- }
- }
-
- return cacheLib;
- }
-
- @Override
- public void read(boolean sync) throws IOException {
- MetaData meta = getMeta();
-
- if (meta == null) {
- throw new IOException("No story to read");
- }
-
- read(meta.getLuid(), sync, null);
- }
-
- /**
- * Check if the {@link Story} denoted by this Library UID is present in the
- * {@link GuiReader} cache.
- *
- * @param luid
- * the Library UID
- *
- * @return TRUE if it is
- */
- public boolean isCached(String luid) {
- return cacheLib.isCached(luid);
- }
-
- @Override
- public void browse(String type) {
- final Boolean[] done = new Boolean[] { false };
-
- // TODO: improve presentation of update message
- final VersionCheck updates = VersionCheck.check();
- StringBuilder builder = new StringBuilder();
-
- final JEditorPane updateMessage = new JEditorPane("text/html", "");
- if (updates.isNewVersionAvailable()) {
- builder.append(trans(StringIdGui.NEW_VERSION_AVAILABLE,
- "https://github.com/nikiroo/fanfix/releases"));
- builder.append("
");
- builder.append("
");
- for (Version v : updates.getNewer()) {
- builder.append("\t"
- + trans(StringIdGui.NEW_VERSION_VERSION, v.toString())
- + "");
- builder.append("
");
- builder.append("
- * The next time we try to retrieve the {@link Story}, it may be required to - * cache it again. - * - * @param luid - * the luid of the {@link Story} - */ - void clearLocalReaderCache(String luid) { - try { - cacheLib.clearFromCache(luid); - } catch (IOException e) { - Instance.getInstance().getTraceHandler().error(e); - } - } - - /** - * Forward the delete operation to the main library. - *
- * The {@link Story} will be deleted from the main library as well as the - * cache if present. - * - * @param luid - * the {@link Story} to delete - */ - void delete(String luid) { - try { - cacheLib.delete(luid); - } catch (IOException e) { - Instance.getInstance().getTraceHandler().error(e); - } - } - - /** - * "Open" the given {@link Story}. It usually involves starting an external - * program adapted to the given file type. - * - * @param luid - * the luid of the {@link Story} to open - * @param sync - * execute the process synchronously (wait until it is terminated - * before returning) - * @param pg - * the optional progress (we may need to prepare the - * {@link Story} for reading - * - * @throws IOException - * in case of I/O errors - */ - void read(String luid, boolean sync, Progress pg) throws IOException { - MetaData meta = cacheLib.getInfo(luid); - - boolean textInternal = Instance.getInstance().getUiConfig() - .getBoolean(UiConfig.NON_IMAGES_DOCUMENT_USE_INTERNAL_READER, true); - boolean imageInternal = Instance.getInstance().getUiConfig() - .getBoolean(UiConfig.IMAGES_DOCUMENT_USE_INTERNAL_READER, true); - - boolean useInternalViewer = true; - if (meta.isImageDocument() && !imageInternal) { - useInternalViewer = false; - } - if (!meta.isImageDocument() && !textInternal) { - useInternalViewer = false; - } - - if (useInternalViewer) { - GuiReaderViewer viewer = new GuiReaderViewer(cacheLib, - cacheLib.getStory(luid, null)); - if (sync) { - sync(viewer); - } else { - viewer.setVisible(true); - } - } else { - File file = cacheLib.getFile(luid, pg); - openExternal(meta, file, sync); - } - } - - - /** - * "Prefetch" the given {@link Story}. - *
- * Synchronous method. - * - * @param luid - * the luid of the {@link Story} to prefetch - * @param pg - * the optional progress (we may need to prepare the - * {@link Story} for reading - * - * @throws IOException - * in case of I/O errors - */ - void prefetch(String luid, Progress pg) throws IOException { - cacheLib.getFile(luid, pg); - } - /** - * Change the source of the given {@link Story} (the source is the main - * information used to group the stories together). - *
- * In other words, move the {@link Story} into other source. - *
- * The source can be a new one, it needs not exist before hand. - * - * @param luid - * the luid of the {@link Story} to move - * @param newSource - * the new source - */ - void changeSource(String luid, String newSource) { - try { - cacheLib.changeSource(luid, newSource, null); - } catch (IOException e) { - Instance.getInstance().getTraceHandler().error(e); - } - } - - /** - * Change the title of the given {@link Story}. - * - * @param luid - * the luid of the {@link Story} to change - * @param newTitle - * the new title - */ - void changeTitle(String luid, String newTitle) { - try { - cacheLib.changeTitle(luid, newTitle, null); - } catch (IOException e) { - Instance.getInstance().getTraceHandler().error(e); - } - } - - /** - * Change the author of the given {@link Story}. - *
- * The author can be a new one, it needs not exist before hand. - * - * @param luid - * the luid of the {@link Story} to change - * @param newAuthor - * the new author - */ - void changeAuthor(String luid, String newAuthor) { - try { - cacheLib.changeAuthor(luid, newAuthor, null); - } catch (IOException e) { - Instance.getInstance().getTraceHandler().error(e); - } - } - - /** - * Simple shortcut method to call {link Instance#getTransGui()#getString()}. - * - * @param id - * the ID to translate - * - * @return the translated result - */ - static String trans(StringIdGui id, Object... params) { - return Instance.getInstance().getTransGui().getString(id, params); - } - - /** - * Start a frame and wait until it is closed before returning. - * - * @param frame - * the frame to start - */ - static private void sync(final JFrame frame) { - if (EventQueue.isDispatchThread()) { - throw new IllegalStateException( - "Cannot call a sync method in the dispatch thread"); - } - - final Boolean[] done = new Boolean[] { false }; - try { - Runnable run = new Runnable() { - @Override - public void run() { - try { - frame.addWindowListener(new WindowAdapter() { - @Override - public void windowClosing(WindowEvent e) { - super.windowClosing(e); - done[0] = true; - } - }); - - frame.setVisible(true); - } catch (Exception e) { - done[0] = true; - } - } - }; - - if (EventQueue.isDispatchThread()) { - run.run(); - } else { - EventQueue.invokeLater(run); - } - } catch (Exception e) { - Instance.getInstance().getTraceHandler().error(e); - done[0] = true; - } - - // This action must be synchronous, so wait until the frame is closed - while (!done[0]) { - try { - Thread.sleep(100); - } catch (InterruptedException e) { - } - } - } -}