Change set selection from doc header to use a signal/slot set

novelwriter/gui/doceditor.py

@@ -97,6 +97,7 @@ class GuiDocEditor(QPlainTextEdit):
     spellCheckStateChanged = pyqtSignal(bool)
     closeDocumentRequest = pyqtSignal()
     toggleFocusModeRequest = pyqtSignal()
+    requestProjectItemSelected = pyqtSignal(str, bool)
 
     def __init__(self, mainGui: GuiMain) -> None:
         super().__init__(parent=mainGui)
@@ -2943,7 +2944,8 @@ class GuiDocEditHeader(QWidget):
         """Capture a click on the title and ensure that the item is
         selected in the project tree.
         """
-        self.mainGui.projView.setSelectedHandle(self._docHandle, doScroll=True)
+        if event.button() == Qt.MouseButton.LeftButton:
+            self.docEditor.requestProjectItemSelected.emit(self._docHandle, True)
         return
 
 # END Class GuiDocEditHeader

novelwriter/gui/docviewer.py

@@ -59,6 +59,7 @@ class GuiDocViewer(QTextBrowser):
     documentLoaded = pyqtSignal(str)
     loadDocumentTagRequest = pyqtSignal(str, Enum)
     togglePanelVisibility = pyqtSignal()
+    requestProjectItemSelected = pyqtSignal(str, bool)
 
     def __init__(self, mainGui: GuiMain) -> None:
         super().__init__(parent=mainGui)
@@ -834,7 +835,8 @@ class GuiDocViewHeader(QWidget):
         """Capture a click on the title and ensure that the item is
         selected in the project tree.
         """
-        self.mainGui.projView.setSelectedHandle(self._docHandle, doScroll=True)
+        if event.button() == Qt.MouseButton.LeftButton:
+            self.docViewer.requestProjectItemSelected.emit(self._docHandle, True)
         return
 
 # END Class GuiDocViewHeader

novelwriter/gui/projtree.py

@@ -138,7 +138,6 @@ class GuiProjectView(QWidget):
         self.emptyTrash = self.projTree.emptyTrash
         self.requestDeleteItem = self.projTree.requestDeleteItem
         self.getSelectedHandle = self.projTree.getSelectedHandle
-        self.setSelectedHandle = self.projTree.setSelectedHandle
         self.changedSince = self.projTree.changedSince
         self.createNewNote = self.projTree.createNewNote
 
@@ -203,6 +202,12 @@ class GuiProjectView(QWidget):
     #  Public Slots
     ##
 
+    @pyqtSlot(str, bool)
+    def setSelectedHandle(self, tHandle: str, doScroll: bool = False) -> None:
+        """Select an item and optionally scroll it into view."""
+        self.projTree.setSelectedHandle(tHandle, doScroll=doScroll)
+        return
+
     @pyqtSlot(str)
     def updateItemValues(self, tHandle: str) -> None:
         """Update tree item"""

novelwriter/guimain.py

@@ -284,10 +284,12 @@ class GuiMain(QMainWindow):
         self.docEditor.spellCheckStateChanged.connect(self.mainMenu.setSpellCheckState)
         self.docEditor.closeDocumentRequest.connect(self.closeDocEditor)
         self.docEditor.toggleFocusModeRequest.connect(self.toggleFocusMode)
+        self.docEditor.requestProjectItemSelected.connect(self.projView.setSelectedHandle)
 
         self.docViewer.documentLoaded.connect(self.docViewerPanel.updateHandle)
         self.docViewer.loadDocumentTagRequest.connect(self._followTag)
         self.docViewer.togglePanelVisibility.connect(self._toggleViewerPanelVisibility)
+        self.docViewer.requestProjectItemSelected.connect(self.projView.setSelectedHandle)
 
         self.docViewerPanel.loadDocumentTagRequest.connect(self._followTag)
         self.docViewerPanel.openDocumentRequest.connect(self._openDocument)

tests/test_gui/test_gui_docviewer.py

@@ -23,8 +23,8 @@ import pytest
 
 from mocked import causeException
 
-from PyQt5.QtGui import QTextCursor
+from PyQt5.QtGui import QMouseEvent, QTextCursor
-from PyQt5.QtCore import Qt, QUrl
+from PyQt5.QtCore import QEvent, QPoint, Qt, QUrl
 from PyQt5.QtWidgets import QMenu, qApp, QAction
 
 from novelwriter import CONFIG, SHARED
@@ -58,7 +58,10 @@ def testGuiViewer_Main(qtbot, monkeypatch, nwGUI, prjLipsum):
     assert nwGUI.projView.projTree.getSelectedHandle() is None
 
     # Re-select via header click
-    docViewer.docHeader.mousePressEvent(None)  # type: ignore
+    button = Qt.MouseButton.LeftButton
+    modifier = Qt.KeyboardModifier.NoModifier
+    event = QMouseEvent(QEvent.MouseButtonPress, QPoint(), button, button, modifier)
+    docViewer.docHeader.mousePressEvent(event)
     assert nwGUI.projView.projTree.getSelectedHandle() == "88243afbe5ed8"
 
     # Reload the text
@@ -127,7 +130,7 @@ def testGuiViewer_Main(qtbot, monkeypatch, nwGUI, prjLipsum):
     assert docViewer.docAction(nwDocAction.COPY) is False
 
     # Open again via menu
-    assert nwGUI.projView.setSelectedHandle("88243afbe5ed8")
+    assert nwGUI.projView.projTree.setSelectedHandle("88243afbe5ed8")
     nwGUI.mainMenu.aViewDoc.activate(QAction.Trigger)
 
     # Open context menu