Add Set zone in/out to timeline ruler context menu

Fixes #1335

src/mainwindow.cpp

@@ -639,6 +639,8 @@ void MainWindow::init(const QString &mltPath)
     timelineRulerMenu->addAction(actionCollection()->action(QStringLiteral("edit_guide")));
     timelineRulerMenu->addAction(actionCollection()->action(QStringLiteral("lock_guides")));
     timelineRulerMenu->addMenu(guideMenu);
+    timelineRulerMenu->addAction(actionCollection()->action(QStringLiteral("mark_in")));
+    timelineRulerMenu->addAction(actionCollection()->action(QStringLiteral("mark_out")));
     timelineRulerMenu->addAction(actionCollection()->action(QStringLiteral("add_project_note")));
     timelineRulerMenu->addAction(actionCollection()->action(QStringLiteral("add_subtitle")));
 

src/timeline2/view/qml/timeline.qml

@@ -1296,6 +1296,7 @@ Rectangle {
                         root.showTimelineMenu()
                     } else {
                         // ruler menu
+                        proxy.position = (scrollView.contentX + mouse.x) / timeline.scaleFactor
                         root.showRulerMenu()
                     }
                 }