119 lines
2 KiB
C
119 lines
2 KiB
C
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/*
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* Event
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*/
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#ifndef DUI_CORE_EVENT_H_INCLUDED
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#define DUI_CORE_EVENT_H_INCLUDED
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#pragma once
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namespace DirectUI
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{
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class Element;
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////////////////////////////////////////////////////////
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// Generic event structures
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// Eventing system is based on DU's messaging system
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// All DUI events are packaged into a DU message
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#define GM_DUIEVENT GM_USER - 2
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struct Event
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{
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// TODO: cbSize
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Element* peTarget;
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UID uidType;
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bool fHandled;
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UINT nStage;
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};
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BEGIN_STRUCT(GMSG_DUIEVENT, EventMsg)
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Event* pEvent;
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END_STRUCT(GMSG_DUIEVENT)
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////////////////////////////////////////////////////////
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// System event structures
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////////////////////////////////////////////////////////
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// Input event type
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struct InputEvent
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{
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Element* peTarget;
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bool fHandled;
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UINT nStage;
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UINT nDevice;
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UINT nCode;
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UINT uModifiers;
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};
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// Input event GINPUT_MOUSE nCode extra fields
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struct MouseEvent : InputEvent
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{
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POINT ptClientPxl;
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BYTE bButton;
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UINT nFlags;
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};
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struct MouseDragEvent: MouseEvent
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{
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SIZE sizeDelta;
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BOOL fWithin;
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};
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struct MouseClickEvent: MouseEvent
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{
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UINT cClicks;
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};
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struct MouseWheelEvent: MouseEvent
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{
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short sWheel;
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};
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// Input event GINPUT_KEYBOARD nCode extra fields
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struct KeyboardEvent : InputEvent
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{
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WCHAR ch;
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WORD cRep;
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WORD wFlags;
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};
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////////////////////////////////////////////////////////
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// Action event type
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// TODO
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struct KeyboardNavigateEvent : Event
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{
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int iNavDir;
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};
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////////////////////////////////////////////////////////
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// DUI Element query message
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// Eventing system is based on DU's messaging system
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// All DUI events are packaged into a DU message
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#define GM_DUIGETELEMENT GM_USER - 3
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BEGIN_STRUCT(GMSG_DUIGETELEMENT, EventMsg)
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Element* pe;
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END_STRUCT(GMSG_DUIGETELEMENT)
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////////////////////////////////////////////////////////
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// DUI Accessibility default action
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// Accessibility default actions are always async
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#define GM_DUIACCDEFACTION GM_USER - 4
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} // namespace DirectUI
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#endif // DUI_CORE_EVENT_H_INCLUDED
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