#3459 navigationwidget: add context menu

Signed-off-by: Patrizio Bekerle <patrizio@bekerle.com>

Author: pbek

CHANGELOG.md

@@ -4,7 +4,8 @@
 
 - Added ability to rename headings directly in the Navigation panel
   (for [#3459](https://github.com/pbek/QOwnNotes/issues/3459))
-  - You can now double-click or press `F2` on any heading in the "Headings" tab of the Navigation panel to rename it
+  - You can now double-click, press `F2`, or right-click and select "Rename heading"
+    on any heading in the "Headings" tab of the Navigation panel to rename it
   - The heading text in your note will update automatically while preserving the heading level
   - This provides a quick way to reorganize your note structure without manually editing the text
 

src/widgets/navigationwidget.cpp

@@ -16,6 +16,7 @@
 #include <libraries/qmarkdowntextedit/markdownhighlighter.h>
 
 #include <QDebug>
+#include <QMenu>
 #include <QRegularExpression>
 #include <QTextBlock>
 #include <QTextDocument>
@@ -29,6 +30,11 @@ NavigationWidget::NavigationWidget(QWidget *parent) : QTreeWidget(parent) {
     QObject::connect(this, &NavigationWidget::itemClicked, this, &NavigationWidget::onItemClicked);
     // We want to handle itemChanged to allow renaming headings
     QObject::connect(this, &NavigationWidget::itemChanged, this, &NavigationWidget::onItemChanged);
+
+    // Enable context menu
+    setContextMenuPolicy(Qt::CustomContextMenu);
+    connect(this, &QTreeWidget::customContextMenuRequested, this,
+            &NavigationWidget::showContextMenu);
 }
 
 /**
@@ -228,3 +234,31 @@ QTreeWidgetItem *NavigationWidget::findSuitableParentItem(int elementType) const
                ? findSuitableParentItem(elementType)
                : lastHigherItem;
 }
+
+/**
+ * Shows the context menu for the navigation widget
+ */
+void NavigationWidget::showContextMenu(const QPoint &pos) {
+    QTreeWidgetItem *item = itemAt(pos);
+    if (item == nullptr) {
+        return;
+    }
+
+    QMenu menu(this);
+
+    // Add "Rename heading" action
+    QAction *renameAction = menu.addAction(tr("&Rename heading"));
+    connect(renameAction, &QAction::triggered, this, &NavigationWidget::renameHeadingTriggered);
+
+    menu.exec(mapToGlobal(pos));
+}
+
+/**
+ * Triggers the rename action for the currently selected heading
+ */
+void NavigationWidget::renameHeadingTriggered() {
+    QTreeWidgetItem *item = currentItem();
+    if (item != nullptr) {
+        editItem(item, 0);
+    }
+}

src/widgets/navigationwidget.h

@@ -44,6 +44,8 @@ class NavigationWidget : public QTreeWidget {
     void onCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
     void onItemClicked(QTreeWidgetItem *current, int column);
     void onItemChanged(QTreeWidgetItem *item, int column);
+    void showContextMenu(const QPoint &pos);
+    void renameHeadingTriggered();
 
    private:
     void buildNavTree(const QVector<Node> &nodes);