allow clean disk cache

diff --git a/src/be/nikiroo/fanfix/reader/ui/GuiReaderFrame.java b/src/be/nikiroo/fanfix/reader/ui/GuiReaderFrame.java
index e207023ddf2b145bc4c4e0e69ea5836d8abfff1f..50fb0ee291fb1e847fe7c415df53515c288b2234 100644 (file)
--- a/src/be/nikiroo/fanfix/reader/ui/GuiReaderFrame.java
+++ b/src/be/nikiroo/fanfix/reader/ui/GuiReaderFrame.java
@@ -78,7 +78,7 @@ class GuiReaderFrame extends JFrame implements FrameHelper {
         */
        public GuiReaderFrame(GuiReader reader, String type) {
                super(getAppTitle(reader.getLibrary().getLibraryName()));
-               
+
                this.reader = reader;
 
                mainPanel = new GuiReaderMainPanel(this, type);
@@ -421,7 +421,8 @@ class GuiReaderFrame extends JFrame implements FrameHelper {
                                        fc.showDialog(GuiReaderFrame.this,
                                                        GuiReader.trans(StringIdGui.TITLE_SAVE));
                                        if (fc.getSelectedFile() != null) {
-                                               final OutputType type = otherFilters.get(fc.getFileFilter());
+                                               final OutputType type = otherFilters.get(fc
+                                                               .getFileFilter());
                                                final String path = fc.getSelectedFile()
                                                                .getAbsolutePath()
                                                                + type.getDefaultExtension(false);
@@ -481,22 +482,39 @@ class GuiReaderFrame extends JFrame implements FrameHelper {
                refresh.addActionListener(new ActionListener() {
                        @Override
                        public void actionPerformed(ActionEvent e) {
+                               if (JOptionPane
+                                               .showConfirmDialog(
+                                                               GuiReaderFrame.this,
+                                                               "Delete the disk cache?\n(This operation can be very long!)",
+                                                               "Cache", JOptionPane.YES_NO_OPTION) == JOptionPane.YES_OPTION) {
+                                       try {
+                                               Instance.PATCH_emptyCache();
+                                       } catch (Exception err) {
+                                               Instance.getTraceHandler().error(err);
+                                       }
+                               }
+
                                final GuiReaderBook selectedBook = mainPanel.getSelectedBook();
                                if (selectedBook != null) {
                                        mainPanel.outOfUi(null, false, new Runnable() {
                                                @Override
                                                public void run() {
-                                                       reader.clearLocalReaderCache(selectedBook.getInfo()
-                                                                       .getMeta().getLuid());
-                                                       selectedBook.setCached(false);
-                                                       GuiReaderCoverImager.clearIcon(selectedBook
-                                                                       .getInfo());
-                                                       SwingUtilities.invokeLater(new Runnable() {
-                                                               @Override
-                                                               public void run() {
-                                                                       selectedBook.repaint();
+                                                       GuiReaderBookInfo info = selectedBook.getInfo();
+                                                       if (info != null) {
+                                                               MetaData meta = info.getMeta();
+                                                               if (meta != null) {
+                                                                       reader.clearLocalReaderCache(meta.getLuid());
+                                                                       selectedBook.setCached(false);
+                                                                       GuiReaderCoverImager.clearIcon(selectedBook
+                                                                                       .getInfo());
+                                                                       SwingUtilities.invokeLater(new Runnable() {
+                                                                               @Override
+                                                                               public void run() {
+                                                                                       selectedBook.repaint();
+                                                                               }
+                                                                       });
                                                                }
-                                                       });
+                                                       }
                                                }
                                        });
                                }
@@ -718,21 +736,16 @@ class GuiReaderFrame extends JFrame implements FrameHelper {
                                final GuiReaderBook selectedBook = mainPanel.getSelectedBook();
                                if (selectedBook != null) {
                                        final MetaData meta = selectedBook.getInfo().getMeta();
-                                       mainPanel.imprt(
-                                                       meta.getUrl(),
-                                                       new StoryRunnable() {
-                                                               @Override
-                                                               public void run(Story story) {
-                                                                       MetaData newMeta = story.getMeta();
-                                                                       if (!newMeta.getSource().equals(
-                                                                                       meta.getSource())) {
-                                                                               reader.changeSource(newMeta.getLuid(),
-                                                                                               meta.getSource());
-                                                                       }
-                                                               }
-                                                       },
-                                                       GuiReader
-                                                                       .trans(StringIdGui.PROGRESS_CHANGE_SOURCE));
+                                       mainPanel.imprt(meta.getUrl(), new StoryRunnable() {
+                                               @Override
+                                               public void run(Story story) {
+                                                       MetaData newMeta = story.getMeta();
+                                                       if (!newMeta.getSource().equals(meta.getSource())) {
+                                                               reader.changeSource(newMeta.getLuid(),
+                                                                               meta.getSource());
+                                                       }
+                                               }
+                                       }, GuiReader.trans(StringIdGui.PROGRESS_CHANGE_SOURCE));
                                }
                        }
                });