Lint

pdfView.py

@@ -4,35 +4,54 @@ from PySide6.QtCore import QFile, QModelIndex, QPoint, Signal, Slot
 from PySide6.QtPdf import QPdfBookmarkModel, QPdfDocument
 from PySide6.QtPdfWidgets import QPdfView
 from PySide6.QtWidgets import QComboBox, QDialog, QMenuBar, QSpinBox, QWidget
+
 from ui.pdfViewer import Ui_pdfViewer
 
 ZOOM_MULTIPLIER = math.sqrt(2.0)
 
+
 class ZoomSelector(QComboBox):
     zoom_mode_changed = Signal(QPdfView.ZoomMode)
     zoom_factor_changed = Signal(float)
-    
-    def __init__(self, parent: QWidget|None = None) -> None:
+
+    def __init__(self, parent: QWidget | None = None) -> None:
         super(ZoomSelector, self).__init__(parent)
         self.setEditable(True)
 
-        for text in [ 'Fit Width', 'Fit Page', '12%', '25%', '33%', '50%', '66%', '75%', '100%', '125%', '150%', '200%', '400%']:
+        for text in [
+            "Fit Width",
+            "Fit Page",
+            "12%",
+            "25%",
+            "33%",
+            "50%",
+            "66%",
+            "75%",
+            "100%",
+            "125%",
+            "150%",
+            "200%",
+            "400%",
+        ]:
             self.addItem(text)
         self.currentTextChanged.connect(self.on_current_text_changed)
         lineEdit = self.lineEdit()
         assert lineEdit is not None
         lineEdit.editingFinished.connect(self._editing_finished)
         return
-    @Slot(float) # type: ignore
+
+    @Slot(float)  # type: ignore
     def set_zoom_factor(self, zoomFactor: float) -> None:
         percent = int(zoomFactor * 100)
         self.setCurrentText(f"{percent}%")
         return
+
     @Slot()
     def reset(self) -> None:
-        self.setCurrentIndex(8) # 100%
+        self.setCurrentIndex(8)  # 100%
         return
-    @Slot(str) # type: ignore
+
+    @Slot(str)  # type: ignore
     def on_current_text_changed(self, text: str) -> None:
         if text == "Fit Width":
             self.zoom_mode_changed.emit(QPdfView.ZoomMode.FitToWidth)
@@ -44,13 +63,14 @@ class ZoomSelector(QComboBox):
             self.zoom_mode_changed.emit(QPdfView.ZoomMode.Custom)
             self.zoom_factor_changed.emit(factor)
         return
+
     @Slot()
     def _editing_finished(self) -> None:
         lineEdit = self.lineEdit()
         assert lineEdit is not None
         self.on_current_text_changed(lineEdit.text())
         return
-    
+
 
 class PDFViewer(QDialog, Ui_pdfViewer):
     menubar: QMenuBar
@@ -75,7 +95,9 @@ class PDFViewer(QDialog, Ui_pdfViewer):
         nav.backAvailableChanged.connect(self.actionBack.setEnabled)
         nav.forwardAvailableChanged.connect(self.actionForward.setEnabled)
         self.zoomSelector.zoom_mode_changed.connect(self.pdfView.setZoomMode)
-        self.zoomSelector.zoom_factor_changed.connect(self.pdfView.setZoomFactor)
+        self.zoomSelector.zoom_factor_changed.connect(
+            self.pdfView.setZoomFactor
+        )
         self.zoomSelector.reset()
 
         bookmark_model = QPdfBookmarkModel(self)
@@ -84,25 +106,29 @@ class PDFViewer(QDialog, Ui_pdfViewer):
         self.bookmarkView.setModel(bookmark_model)
         self.bookmarkView.activated.connect(self.bookmark_selected)
 
-        self.tabWidget.setTabEnabled(1, False) # disable pages tabwidget
+        self.tabWidget.setTabEnabled(1, False)  # disable pages tabwidget
         self.pdfView.setDocument(self.document)
-        self.pdfView.zoomFactorChanged.connect(self.zoomSelector.set_zoom_factor)
+        self.pdfView.zoomFactorChanged.connect(
+            self.zoomSelector.set_zoom_factor
+        )
         return
 
-    @Slot(QFile) # type: ignore
+    @Slot(QFile)  # type: ignore
     def open(self, file: QFile) -> None:
-        #assert file.exists()
-        #if not file.isOpen():
-            #file.open(QFile.OpenModeFlag.ReadOnly)
-        #self.document.load(file)
+        # assert file.exists()
+        # if not file.isOpen():
+        # file.open(QFile.OpenModeFlag.ReadOnly)
+        # self.document.load(file)
         self.document.load(file.fileName())
-        document_title = self.document.metaData(QPdfDocument.MetaDataField.Title)
+        document_title = self.document.metaData(
+            QPdfDocument.MetaDataField.Title
+        )
         self.setWindowTitle(document_title if document_title else "PDF Viewer")
         self.page_selected(0)
-        self.pageSelector.setMaximum(self.document.pageCount() -1 )
+        self.pageSelector.setMaximum(self.document.pageCount() - 1)
         return
 
-    @Slot(QModelIndex) # type: ignore
+    @Slot(QModelIndex)  # type: ignore
     def bookmark_selected(self, index: QModelIndex) -> None:
         if not index.isValid():
             return
@@ -114,7 +140,7 @@ class PDFViewer(QDialog, Ui_pdfViewer):
         nav.jump(page, QPoint(), zoom_level)
         return
 
-    @Slot(int) # type: ignore
+    @Slot(int)  # type: ignore
     def page_selected(self, page: int) -> None:
         nav = self.pdfView.pageNavigator()
         nav.jump(page, QPoint(), nav.currentZoom())
@@ -157,7 +183,11 @@ class PDFViewer(QDialog, Ui_pdfViewer):
     @Slot()
     def on_actionContinuous_triggered(self) -> None:
         cont_checked = self.actionContinuous.isChecked()
-        mode = QPdfView.PageMode.MultiPage if cont_checked else QPdfView.PageMode.SinglePage
+        mode = (
+            QPdfView.PageMode.MultiPage
+            if cont_checked
+            else QPdfView.PageMode.SinglePage
+        )
         self.pdfView.setPageMode(mode)
         return
 
@@ -170,4 +200,3 @@ class PDFViewer(QDialog, Ui_pdfViewer):
     def on_actionForward_triggered(self) -> None:
         self.pdfView.pageNavigator().forward()
         return
-