improve library screen

dreader/library.py

@@ -46,7 +46,7 @@ class LibraryManager:
         library_path: str,
         cache_dir: Optional[str] = None,
         page_size: Tuple[int, int] = (800, 1200),
-        books_per_page: int = 10
+        books_per_page: int = 6
     ):
         """
         Initialize library manager.
@@ -55,7 +55,7 @@ class LibraryManager:
             library_path: Path to directory containing EPUB files
             cache_dir: Optional cache directory for covers. If None, uses default.
             page_size: Page size for library view rendering
-            books_per_page: Number of books to display per page (must be even for 2-column layout)
+            books_per_page: Number of books to display per page (must be even for 2-column layout, default: 6)
         """
         self.library_path = Path(library_path)
         self.page_size = page_size

dreader/main.py

@@ -326,6 +326,11 @@ class DReaderApplication:
         """
         Handle touch events in library mode.
 
+        Supports:
+        - TAP: Select a book to read
+        - SWIPE_LEFT: Next page
+        - SWIPE_RIGHT: Previous page
+
         Args:
             event: Touch event
         """
@@ -341,6 +346,26 @@ class DReaderApplication:
             else:
                 logger.debug("Tap did not hit a book")
 
+        elif event.gesture == GestureType.SWIPE_LEFT:
+            logger.debug("Library: swipe left (next page)")
+            if self.library.next_page():
+                logger.info(f"Library: moved to page {self.library.current_page + 1}/{self.library.get_total_pages()}")
+                # Re-render library with new page
+                self.library.create_library_table()
+                self.current_image = self.library.render_library()
+            else:
+                logger.debug("Library: already on last page")
+
+        elif event.gesture == GestureType.SWIPE_RIGHT:
+            logger.debug("Library: swipe right (previous page)")
+            if self.library.previous_page():
+                logger.info(f"Library: moved to page {self.library.current_page + 1}/{self.library.get_total_pages()}")
+                # Re-render library with new page
+                self.library.create_library_table()
+                self.current_image = self.library.render_library()
+            else:
+                logger.debug("Library: already on first page")
+
     async def _handle_reading_touch(self, event: TouchEvent):
         """
         Handle touch events in reading mode.