#ifndef HYDROGUI_DATAMODEL_H
#define HYDROGUI_DATAMODEL_H
+#include <HYDROData_Document.h>
#include <HYDROData_Object.h>
#include <QMap>
* Find a data object by the specified entry and kind
*/
Handle(HYDROData_Object) objectByEntry( const QString& theEntry,
- const ObjectKind theObjectKind );
+ const ObjectKind theObjectKind = KIND_UNKNOWN );
+
+ /**
+ * Check if it is possible to perform 'undo' operation
+ */
+ bool canUndo() const;
+
+ /**
+ * Check if it is possible to perform 'redo' operation
+ */
+ bool canRedo() const;
+
+ /**
+ * Returns the list of names of available 'undo' actions
+ */
+ QStringList undoNames() const;
+
+ /**
+ * Returns the list of names of available 'redo' actions
+ */
+ QStringList redoNames() const;
+
+ /**
+ * Clear the list of stored 'undo' actions
+ */
+ void clearUndos();
+
+ /**
+ * Clear the list of stored 'redo' actions
+ */
+ void clearRedos();
+
+ /**
+ * Perform the 'undo' operation
+ */
+ bool undo();
+
+ /**
+ * Perform the 'redo' operation
+ */
+ bool redo();
protected:
+ /**
+ * Returns the document for the current study
+ */
+ Handle(HYDROData_Document) getDocument() const;
+
/**
* Creates the GUI data object according to the model object.
* \param theParent a created object will be appended as a child of this object