+#ifndef ModuleBase_IModule_H
+#define ModuleBase_IModule_H
+
+#include "ModuleBase.h"
+#include "ModuleBase_IWorkshop.h"
+
+#include <QString>
+#include <QObject>
+
+
+class QAction;
+class QMouseEvent;\r
+class QKeyEvent;\r
+class Config_WidgetAPI;
+class ModuleBase_ModelWidget;
+class ModuleBase_Operation;
+class ModuleBase_IWorkshop;
+
+/**
+ * Interface to a module
+ */
+class MODULEBASE_EXPORT ModuleBase_IModule : public QObject
+{
+ Q_OBJECT
+ public:
+
+ ModuleBase_IModule(ModuleBase_IWorkshop* theParent);
+
+ virtual ~ModuleBase_IModule() {}
+
+ /// Reads description of features from XML file
+ virtual void createFeatures() = 0;
+
+ /// Called on creation of menu item in desktop
+ virtual void featureCreated(QAction*) = 0;
+
+ /// Creates an operation and send it to loop
+ /// \param theCmdId the operation name
+ virtual void launchOperation(const QString& theCmdId);
+
+ /// Called when it is necessary to update a command state (enable or disable it)
+ //virtual bool isFeatureEnabled(const QString& theCmdId) const = 0;
+
+ /// Creates custom widgets for property panel
+ virtual QWidget* createWidgetByType(const std::string& theType, QWidget* theParent,
+ Config_WidgetAPI* theWidgetApi,
+ QList<ModuleBase_ModelWidget*>& theModelWidgets)
+ {
+ return 0;
+ }
+
+ ModuleBase_IWorkshop* workshop() const { return myWorkshop; }
+
+protected slots:
+
+ /// Called on selection changed event
+ virtual void onSelectionChanged() {}
+
+ /// SLOT, that is called by mouse press in the viewer.\r
+ /// The mouse released point is sent to the current operation to be processed.\r
+ /// \param theEvent the mouse event\r
+ virtual void onMousePressed(QMouseEvent* theEvent) {}\r