Click-to-seek, scroll-to-volume, filetype in preview info bar

- Clicking the seek bar jumps to that position (both preview and slideshow)
- Scroll wheel adjusts volume when viewing video (both preview and slideshow)
- Filetype shown in the info bar below preview (e.g. JPG, WEBM, PNG)

booru_viewer/gui/app.py

@@ -733,7 +733,7 @@ class BooruApp(QMainWindow):
         if 0 <= index < len(self._posts):
             post = self._posts[index]
             self._status.showMessage(
-                f"#{post.id}  {post.width}x{post.height}  score:{post.score}  [{post.rating}]"
+                f"#{post.id}  {post.width}x{post.height}  score:{post.score}  [{post.rating}]  {Path(post.file_url.split('?')[0]).suffix.lstrip('.').upper() if post.file_url else ''}"
             )
             if self._info_panel.isVisible():
                 self._info_panel.set_post(post)
@@ -753,7 +753,7 @@ class BooruApp(QMainWindow):
             async def _load():
                 try:
                     path = await download_image(post.file_url, progress_callback=_progress)
-                    info = f"#{post.id}  {post.width}x{post.height}  score:{post.score}  [{post.rating}]"
+                    info = f"#{post.id}  {post.width}x{post.height}  score:{post.score}  [{post.rating}]  {Path(post.file_url.split('?')[0]).suffix.lstrip('.').upper() if post.file_url else ''}"
                     self._signals.image_done.emit(str(path), info)
                 except Exception as e:
                     log.error(f"Image download failed: {e}")

booru_viewer/gui/preview.py

@@ -8,7 +8,7 @@ from PySide6.QtCore import Qt, QPoint, QPointF, Signal, QUrl
 from PySide6.QtGui import QPixmap, QPainter, QWheelEvent, QMouseEvent, QKeyEvent, QColor, QMovie
 from PySide6.QtWidgets import (
     QWidget, QVBoxLayout, QHBoxLayout, QLabel, QMainWindow,
-    QStackedWidget, QPushButton, QSlider, QMenu, QInputDialog,
+    QStackedWidget, QPushButton, QSlider, QMenu, QInputDialog, QStyle,
 )
 from PySide6.QtMultimedia import QMediaPlayer, QAudioOutput
 from PySide6.QtMultimediaWidgets import QVideoWidget
@@ -154,6 +154,14 @@ class FullscreenPreview(QMainWindow):
             elif key == Qt.Key.Key_Comma and self._stack.currentIndex() == 1:
                 self._video._seek_relative(-5000)
                 return True
+        if event.type() == QEvent.Type.Wheel and self._stack.currentIndex() == 1:
+            delta = event.angleDelta().y()
+            if delta:
+                vol = self._video._audio.volume()
+                vol = max(0.0, min(1.0, vol + (0.05 if delta > 0 else -0.05)))
+                self._video._audio.setVolume(vol)
+                self._video._vol_slider.setValue(int(vol * 100))
+                return True
         return super().eventFilter(obj, event)
 
     def closeEvent(self, event) -> None:
@@ -299,6 +307,20 @@ class ImageViewer(QWidget):
             self.update()
 
 
+class _ClickSeekSlider(QSlider):
+    """Slider that jumps to the clicked position instead of page-stepping."""
+    clicked_position = Signal(int)
+
+    def mousePressEvent(self, event):
+        if event.button() == Qt.MouseButton.LeftButton:
+            val = QStyle.sliderValueFromPosition(
+                self.minimum(), self.maximum(), int(event.position().x()), self.width()
+            )
+            self.setValue(val)
+            self.clicked_position.emit(val)
+        super().mousePressEvent(event)
+
+
 # -- Video Player --
 
 class VideoPlayer(QWidget):
@@ -335,9 +357,10 @@ class VideoPlayer(QWidget):
         self._time_label.setFixedWidth(45)
         controls.addWidget(self._time_label)
 
-        self._seek_slider = QSlider(Qt.Orientation.Horizontal)
+        self._seek_slider = _ClickSeekSlider(Qt.Orientation.Horizontal)
         self._seek_slider.setRange(0, 0)
         self._seek_slider.sliderMoved.connect(self._seek)
+        self._seek_slider.clicked_position.connect(self._seek)
         controls.addWidget(self._seek_slider, stretch=1)
 
         self._duration_label = QLabel("0:00")
@@ -610,6 +633,16 @@ class ImagePreview(QWidget):
         else:
             super().mousePressEvent(event)
 
+    def wheelEvent(self, event) -> None:
+        if self._stack.currentIndex() == 1:
+            delta = event.angleDelta().y()
+            vol = self._video_player._audio.volume()
+            vol = max(0.0, min(1.0, vol + (0.05 if delta > 0 else -0.05)))
+            self._video_player._audio.setVolume(vol)
+            self._video_player._vol_slider.setValue(int(vol * 100))
+        else:
+            super().wheelEvent(event)
+
     def keyPressEvent(self, event: QKeyEvent) -> None:
         if self._stack.currentIndex() == 0:
             self._image_viewer.keyPressEvent(event)