pax/booru-viewer
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Code Issues Releases 18 Activity

Grid boundary nav: up/down/left/right past edge loads next/prev page

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All arrow keys and hjkl now trigger page turns at grid boundaries,
not just left/right in preview mode.
This commit is contained in:
pax 2026-04-04 19:53:07 -05:00
parent be56db1f47
commit becdb2d18e
2 changed files with 29 additions and 4 deletions
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11
booru_viewer/gui/app.py
View File

@ -284,6 +284,8 @@ class BooruApp(QMainWindow):
self._grid.post_activated.connect(self._on_post_activated)
self._grid.context_requested.connect(self._on_context_menu)
self._grid.multi_context_requested.connect(self._on_multi_context_menu)
self._grid.nav_past_end.connect(self._on_nav_past_end)
self._grid.nav_before_start.connect(self._on_nav_before_start)
self._stack.addWidget(self._grid)
self._favorites_view = FavoritesView(self._db)
@ -477,6 +479,15 @@ class BooruApp(QMainWindow):
self._current_page += 1
self._do_search()
def _on_nav_past_end(self) -> None:
self._nav_page_turn = "first"
self._next_page()
def _on_nav_before_start(self) -> None:
if self._current_page > 1:
self._nav_page_turn = "last"
self._prev_page()
def _scroll_next_page(self) -> None:
if self._loading:
return

22
booru_viewer/gui/grid.py
View File

@ -218,6 +218,8 @@ class ThumbnailGrid(QScrollArea):
multi_context_requested = Signal(list, object) # list[int], QPoint
reached_bottom = Signal() # emitted when scrolled to the bottom
reached_top = Signal() # emitted when scrolled to the top
nav_past_end = Signal() # keyboard nav past last post
nav_before_start = Signal() # keyboard nav before first post
def __init__(self, parent: QWidget | None = None) -> None:
super().__init__(parent)
@ -344,13 +346,25 @@ class ThumbnailGrid(QScrollArea):
return
if key in (Qt.Key.Key_Right, Qt.Key.Key_L):
self._select(min(idx + 1, len(self._thumbs) - 1))
if idx + 1 >= len(self._thumbs):
self.nav_past_end.emit()
else:
self._select(idx + 1)
elif key in (Qt.Key.Key_Left, Qt.Key.Key_H):
self._select(max(idx - 1, 0))
if idx - 1 < 0:
self.nav_before_start.emit()
else:
self._select(idx - 1)
elif key in (Qt.Key.Key_Down, Qt.Key.Key_J):
self._select(min(idx + cols, len(self._thumbs) - 1))
if idx + cols >= len(self._thumbs):
self.nav_past_end.emit()
else:
self._select(idx + cols)
elif key in (Qt.Key.Key_Up, Qt.Key.Key_K):
self._select(max(idx - cols, 0))
if idx - cols < 0:
self.nav_before_start.emit()
else:
self._select(idx - cols)
elif key == Qt.Key.Key_Return or key == Qt.Key.Key_Enter:
if 0 <= idx < len(self._thumbs):
self.post_activated.emit(idx)