Part: [skip ci] properly handle transactions when editing primitives

src/Mod/Part/Gui/DlgPrimitives.cpp

@@ -1107,16 +1107,21 @@ void DlgPrimitives::accept(const QString& placement)
             .arg(placement);
     }
 
-    // store command for undo
-    QString cmd = tr("Edit %1").arg(QString::fromUtf8(featurePtr->Label.getValue()));
-    doc->openTransaction(cmd.toLatin1());
-    // execute command
+    // execute command, a transaction is already opened
     Gui::Command::runCommand(Gui::Command::App, command.toLatin1());
     doc->recompute();
     // commit undo command
     doc->commitTransaction();
 }
 
+void DlgPrimitives::reject()
+{
+    if (featurePtr.expired())
+        return;
+    App::Document* doc = featurePtr->getDocument();
+    doc->abortTransaction();
+}
+
 void DlgPrimitives::onChangePlane(QWidget*)
 {
 
@@ -1438,16 +1443,10 @@ TaskPrimitivesEdit::~TaskPrimitivesEdit()
 
 QDialogButtonBox::StandardButtons TaskPrimitivesEdit::getStandardButtons() const
 {
-    return QDialogButtonBox::Close |
+    return QDialogButtonBox::Cancel |
         QDialogButtonBox::Ok;
 }
 
-void TaskPrimitivesEdit::modifyStandardButtons(QDialogButtonBox* box)
-{
-    QPushButton* btn = box->button(QDialogButtonBox::Ok);
-    btn->setText(QApplication::translate("PartGui::DlgPrimitives", "&OK"));
-}
-
 bool TaskPrimitivesEdit::accept()
 {
     widget->accept(location->toPlacement());
@@ -1458,6 +1457,7 @@ bool TaskPrimitivesEdit::accept()
 
 bool TaskPrimitivesEdit::reject()
 {
+    widget->reject();
     std::string document = getDocumentName(); // needed because resetEdit() deletes this instance
     Gui::Command::doCommand(Gui::Command::Gui, "Gui.getDocument('%s').resetEdit()", document.c_str());
     return true;

src/Mod/Part/Gui/DlgPrimitives.h

@@ -70,6 +70,7 @@ public:
     ~DlgPrimitives();
     void createPrimitive(const QString&);
     void accept(const QString&);
+    void reject();
 
 private Q_SLOTS:
     void on_buttonCircleFromThreePoints_clicked();
@@ -149,7 +150,6 @@ public:
     bool accept();
     bool reject();
     QDialogButtonBox::StandardButtons getStandardButtons() const;
-    void modifyStandardButtons(QDialogButtonBox*);
 
 private:
     DlgPrimitives* widget;