Content

IEvent

Describes event for Form Builder. Used in packages.

You can find more information in comments below.

class IEvent
{
public:
    virtual IEventList *getEventList() = 0; // Return event list
    virtual IClass *getParent() = 0; // Return parent object
    virtual String getName() = 0; // Return name
    virtual String getSignature() = 0; // Return event signature(for example, IControl::OnPaint event has signature "const MESSAGE_PAINT &m, bool &draw_children"; all events have void return type)
    virtual String getArguments() = 0; // Return event arguments as they are in event callback call(for IControl::OnPaint it is "m , draw_children")
    virtual String getValue() = 0; // Return name of event callback function(like Button1_OnClick)
    virtual bool isChanged() = 0; // Return whether current value differs from one which was when event was created

    virtual bool setValue(const String &value) = 0; // Set name for the event callback function

    virtual void Release() = 0; // Destroy the instance
    virtual void Save(Variant &dest) = 0; // Save properties to Variant
    virtual void Load(const Variant &src) = 0; // Load properties from Variant

    /**
    Should output event initialization as c++ code
    @param f File stream
    @param shift Just a spaces for good code alignment. Add it to output
    @param control Control name. Could be empty string if event belongs to form
    @param form Form name
    @param dialog_box Dialog box class name if expoting as dialog box, otherwise should be empty
    */
    virtual void Export(std::wofstream &f, const String &shift, const String &control, const String &form, const String &dialog_box) = 0;
};