On PathJob creation pre-select the currently selected object.

src/Mod/Path/PathScripts/PathJob.py

@@ -233,6 +233,7 @@ class TaskPanel:
             if hasattr(o, "Shape"):
                 self.form.cboBaseObject.addItem(o.Name)
 
+
         self.postProcessorDefaultTooltip = self.form.cboPostProcessor.toolTip()
         self.postProcessorArgsDefaultTooltip = self.form.cboPostProcessorArgs.toolTip()
 
@@ -308,13 +309,16 @@ class TaskPanel:
         for child in self.obj.Group:
             self.form.PathsList.addItem(child.Name)
 
+        baseindex = -1
         if self.obj.Base is not None:
             baseindex = self.form.cboBaseObject.findText(self.obj.Base.Name, QtCore.Qt.MatchFixedString)
-            print baseindex
+        for o in FreeCADGui.Selection.getCompleteSelection():
-            if baseindex >= 0:
+            baseindex = self.form.cboBaseObject.findText(o.Name, QtCore.Qt.MatchFixedString)
-                self.form.cboBaseObject.blockSignals(True)
+        print baseindex
-                self.form.cboBaseObject.setCurrentIndex(baseindex)
+        if baseindex >= 0:
-                self.form.cboBaseObject.blockSignals(False)
+            self.form.cboBaseObject.blockSignals(True)
+            self.form.cboBaseObject.setCurrentIndex(baseindex)
+            self.form.cboBaseObject.blockSignals(False)
 
 
     def open(self):

src/Mod/Path/PathScripts/PathPreferencesPathJob.py

@@ -58,11 +58,30 @@ class Page:
             widget.setCurrentIndex(index)
             widget.blockSignals(False)
 
-    def loadSettings(self):
+    def verifyAndUpdateDefaultPostProcessorWith(self, processor):
+        defaultIsValid = False
+        self.form.defaultPostProcessor.blockSignals(True)
+        self.form.defaultPostProcessor.clear()
         self.form.defaultPostProcessor.addItem("")
+        for i in range(0, self.form.postProcessorList.count()):
+            item = self.form.postProcessorList.item(i)
+            if item.checkState() == QtCore.Qt.CheckState.Checked:
+                self.form.defaultPostProcessor.addItem(item.text())
+                if item.text() == processor :
+                    defaultIsValid = True
+        # if we get here the default processor was disabled
+        if not defaultIsValid:
+            self.form.defaultPostProcessorArgs.setText('')
+            processor = ''
+        self.selectComboEntry(self.form.defaultPostProcessor, processor)
+        self.form.defaultPostProcessor.blockSignals(False)
+
+    def verifyAndUpdateDefaultPostProcessor(self):
+        self.verifyAndUpdateDefaultPostProcessorWith(str(self.form.defaultPostProcessor.currentText()))
+
+    def loadSettings(self):
         blacklist = PathPreferences.postProcessorBlacklist()
         for processor in PathPreferences.allAvailablePostProcessors():
-            self.form.defaultPostProcessor.addItem(processor)
             item = QtGui.QListWidgetItem(processor)
             if processor in blacklist:
                 item.setCheckState(QtCore.Qt.CheckState.Unchecked)
@@ -70,13 +89,14 @@ class Page:
                 item.setCheckState(QtCore.Qt.CheckState.Checked)
             item.setFlags( QtCore.Qt.ItemFlag.ItemIsSelectable | QtCore.Qt.ItemFlag.ItemIsEnabled | QtCore.Qt.ItemFlag.ItemIsUserCheckable)
             self.form.postProcessorList.addItem(item)
-        self.selectComboEntry(self.form.defaultPostProcessor, PathPreferences.defaultPostProcessor())
+        self.verifyAndUpdateDefaultPostProcessorWith(PathPreferences.defaultPostProcessor())
 
         self.form.defaultPostProcessorArgs.setText(PathPreferences.defaultPostProcessorArgs())
         self.form.leOutputFile.setText(PathPreferences.defaultOutputFile())
         self.selectComboEntry(self.form.cboOutputPolicy, PathPreferences.defaultOutputPolicy())
 
         self.form.postProcessorList.itemEntered.connect(self.setProcessorListTooltip)
+        self.form.postProcessorList.itemChanged.connect(self.verifyAndUpdateDefaultPostProcessor)
         self.form.defaultPostProcessor.currentIndexChanged.connect(self.updateDefaultPostProcessorToolTip)
         self.form.pbBrowseFileSystem.clicked.connect(self.browseFileSystem)