Allow to check/uncheck all items + expand/collapse

kaddressbook/plugins/mergelib/searchduplicate/resultduplicatetreewidget.cpp

@@ -110,6 +110,23 @@ QVector<Akonadi::Item::List> ResultDuplicateTreeWidget::selectedContactsToMerge(
     return listItems;
 }
 
+void ResultDuplicateTreeWidget::checkAllItems()
+{
+    for (int i = 0; i < topLevelItemCount(); ++i) {
+        QTreeWidgetItem *item = topLevelItem(i);
+        item->setCheckState(0, Qt::Checked);
+        // const int childCount = item->childCount();
+    }
+}
+
+void ResultDuplicateTreeWidget::uncheckAllItems()
+{
+    for (int i = 0; i < topLevelItemCount(); ++i) {
+        QTreeWidgetItem *item = topLevelItem(i);
+        item->setCheckState(0, Qt::Unchecked);
+    }
+}
+
 ResultDuplicateTreeWidgetItem::ResultDuplicateTreeWidgetItem(QTreeWidget *parent)
     : QTreeWidgetItem(parent)
 {

kaddressbook/plugins/mergelib/searchduplicate/resultduplicatetreewidget.h

@@ -42,6 +42,8 @@ public:
 
     Q_REQUIRED_RESULT QVector<Akonadi::Item::List> selectedContactsToMerge() const;
 
+    void checkAllItems();
+    void uncheckAllItems();
 Q_SIGNALS:
     void showContactPreview(const Akonadi::Item &item);
 

kaddressbook/plugins/mergelib/searchduplicate/searchduplicateresultwidget.cpp

@@ -94,10 +94,33 @@ SearchDuplicateResultWidget::~SearchDuplicateResultWidget() = default;
 
 void SearchDuplicateResultWidget::slotCustomContextMenuRequested(const QPoint &)
 {
-#if 0
     QMenu menu(this);
+    menu.addAction(i18n("Expand All"), this, &SearchDuplicateResultWidget::slotExpandAll);
+    menu.addAction(i18n("Collapse All"), this, &SearchDuplicateResultWidget::slotCollapseAll);
+    menu.addSeparator();
+    menu.addAction(i18n("Select All"), this, &SearchDuplicateResultWidget::slotSelectAll);
+    menu.addAction(i18n("Deselect All"), this, &SearchDuplicateResultWidget::slotDeselectAll);
     menu.exec(QCursor::pos());
-#endif
+}
+
+void SearchDuplicateResultWidget::slotExpandAll()
+{
+    mResultTreeWidget->expandAll();
+}
+
+void SearchDuplicateResultWidget::slotCollapseAll()
+{
+    mResultTreeWidget->collapseAll();
+}
+
+void SearchDuplicateResultWidget::slotSelectAll()
+{
+    mResultTreeWidget->checkAllItems();
+}
+
+void SearchDuplicateResultWidget::slotDeselectAll()
+{
+    mResultTreeWidget->uncheckAllItems();
 }
 
 void SearchDuplicateResultWidget::setContacts(const QVector<Akonadi::Item::List> &lstItem)

kaddressbook/plugins/mergelib/searchduplicate/searchduplicateresultwidget.h

@@ -52,6 +52,10 @@ private:
     void slotCustomizeMergingContacts();
     void mergeContact();
     void slotCustomContextMenuRequested(const QPoint &);
+    void slotExpandAll();
+    void slotCollapseAll();
+    void slotSelectAll();
+    void slotDeselectAll();
     QVector<MergeConflictResult> mResultConflictList;
     QVector<Akonadi::Item::List> mListContactToMerge;
     ResultDuplicateTreeWidget *const mResultTreeWidget;