Add duplicate build feature

novelwriter/core/buildsettings.py

@@ -502,6 +502,15 @@ class BuildSettings:
 
         return
 
+    @classmethod
+    def duplicate(cls, source: BuildSettings) -> BuildSettings:
+        """Make a copy of another build."""
+        cls = BuildSettings()
+        cls.unpack(source.pack())
+        cls._uuid = str(uuid.uuid4())
+        cls._name = f"{source.name} 2"
+        return cls
+
 
 class BuildCollection:
     """Core: Build Collection Class

novelwriter/tools/manuscript.py

@@ -116,6 +116,11 @@ class GuiManuscript(NToolDialog):
         self.tbDel.setStyleSheet(buttonStyle)
         self.tbDel.clicked.connect(self._deleteSelectedBuild)
 
+        self.tbCopy = NIconToolButton(self, iSz, "copy")
+        self.tbCopy.setToolTip(self.tr("Duplicate Selected Build"))
+        self.tbCopy.setStyleSheet(buttonStyle)
+        self.tbCopy.clicked.connect(self._copySelectedBuild)
+
         self.tbEdit = NIconToolButton(self, iSz, "edit")
         self.tbEdit.setToolTip(self.tr("Edit Selected Build"))
         self.tbEdit.setStyleSheet(buttonStyle)
@@ -128,6 +133,7 @@ class GuiManuscript(NToolDialog):
         self.listToolBox.addStretch(1)
         self.listToolBox.addWidget(self.tbAdd)
         self.listToolBox.addWidget(self.tbDel)
+        self.listToolBox.addWidget(self.tbCopy)
         self.listToolBox.addWidget(self.tbEdit)
         self.listToolBox.setSpacing(0)
 
@@ -291,6 +297,17 @@ class GuiManuscript(NToolDialog):
             self._openSettingsDialog(build)
         return
 
+    @pyqtSlot()
+    def _copySelectedBuild(self) -> None:
+        """Copy the currently selected build settings entry."""
+        if build := self._getSelectedBuild():
+            new = BuildSettings.duplicate(build)
+            self._builds.setBuild(new)
+            self._updateBuildsList()
+            if item := self._buildMap.get(new.buildID):
+                item.setSelected(True)
+        return
+
     @pyqtSlot("QListWidgetItem*", "QListWidgetItem*")
     def _updateBuildDetails(self, current: QListWidgetItem, previous: QListWidgetItem) -> None:
         """Process change of build selection to update the details."""
@@ -460,9 +477,8 @@ class GuiManuscript(NToolDialog):
 
     def _updateBuildItem(self, build: BuildSettings) -> None:
         """Update the entry of a specific build item."""
-        bItem = self._buildMap.get(build.buildID, None)
-        if isinstance(bItem, QListWidgetItem):
-            bItem.setText(build.name)
+        if item := self._buildMap.get(build.buildID):
+            item.setText(build.name)
         else:  # Probably a new item
             self._updateBuildsList()
         return