Initial commit

Lts/Viewer/LtsDataView/tree_view_delegate.h

@@ -0,0 +1,33 @@
+#pragma once
+
+#include <LtsWidgets/lts_column_filter_proxy_model.h>
+
+#include <QStyledItemDelegate>
+#include <QStyle>
+
+
+namespace LtsDataView
+{
+class TreeViewDelegate final : public QStyledItemDelegate // needed to tell the QLineEdit to be as compact as possible while editing
+{
+  Q_OBJECT
+public:
+  using ComboBoxData = LtsWidgets::ComboboxFilterContent;
+  using QStyledItemDelegate::QStyledItemDelegate;
+
+  void paint(QPainter *painter,
+             const QStyleOptionViewItem &option, const QModelIndex &index) const override;
+  QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option,
+                        const QModelIndex &index) const override;
+  void setEditorData(QWidget *editor, const QModelIndex &index) const override;
+  void setModelData(QWidget *editor, QAbstractItemModel *model,
+                    const QModelIndex &index) const override;
+
+  static QString noFilterString() { return tr("<No filter>"); }
+private:
+  static ComboBoxData comboBoxData(const QModelIndex &index);
+
+private slots:
+  void slotFinished();
+};
+} // namespace LtsDataView