Added Column dialog for selecting visible columns. Selection is stored to settings.

core/igridform.h

@@ -4,7 +4,10 @@
 #include <QWidget>
 #include <QString>
 #include <QTableView>
+#include <QMenu>
+#include <QList>
 
+#include "columndialog.h"
 #include "defaultformhandler.h"
 #include "core_global.h"
 
@@ -35,16 +38,22 @@ protected:
     virtual void handleEditRecord() = 0;
     virtual void handleDeleteRecord() = 0;
 
+    void hideColumns(const QList<int> &cols);
+
 private slots:
     void on_btnNew_clicked();
     void on_btnEdit_clicked();
-
     void on_btnDelete_clicked();
+    void on_tableView_customContextMenuRequested(const QPoint &pos);
+    void on_actionSelectColumns_triggered();
+    void columnsAccepted();
 
 private:
     QString m_pluginId;
     IFormHandler *m_formHandler;
     Ui::GridForm *ui;
+    QMenu *m_contextMenu;
+    ColumnDialog *m_columnDialog;
 };
 
 #endif // IGRIDFORM_H