106 lines
3.7 KiB
C
106 lines
3.7 KiB
C
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/*
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* ScrollViewer
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*/
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#ifndef DUI_CONTROL_SCROLLVIEWER_H_INCLUDED
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#define DUI_CONTROL_SCROLLVIEWER_H_INCLUDED
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#pragma once
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#include "duiscrollbar.h"
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#include "duiviewer.h"
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namespace DirectUI
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{
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#define BV_AsNeeded 0
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#define BV_Never 1
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#define BV_Always 2
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// Auto-pinning support
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#define P_None 0
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#define P_Horz 1
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#define P_Vert 2
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////////////////////////////////////////////////////////
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// ScrollViewer
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// Class definition
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class ScrollViewer : public Element, public IElementListener
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{
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public:
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static HRESULT Create(OUT Element** ppElement);
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// Generic events
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virtual void OnEvent(Event* pEvent);
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virtual void OnInput(InputEvent* pie);
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// System events
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virtual bool OnPropertyChanging(PropertyInfo* ppi, int iIndex, Value* pvOld, Value* pvNew);
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virtual void OnPropertyChanged(PropertyInfo* ppi, int iIndex, Value* pvOld, Value* pvNew);
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// Hierarchy
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virtual HRESULT Add(Element** ppe, UINT cCount);
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// Listener impl
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virtual void OnListenerAttach(Element* peFrom) { peFrom; }
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virtual void OnListenerDetach(Element* peFrom) { peFrom; }
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virtual bool OnListenedPropertyChanging(Element* peFrom, PropertyInfo* ppi, int iIndex, Value* pvOld, Value* pvNew) { peFrom; ppi; iIndex; pvOld; pvNew; return true; }
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virtual void OnListenedPropertyChanged(Element* peFrom, PropertyInfo* ppi, int iIndex, Value* pvOld, Value* pvNew);
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virtual void OnListenedInput(Element* peFrom, InputEvent* pInput) { peFrom; pInput; }
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virtual void OnListenedEvent(Element* peFrom, Event* pEvent) { peFrom; pEvent; }
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// Property definitions
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static PropertyInfo* XOffsetProp;
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static PropertyInfo* YOffsetProp;
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static PropertyInfo* XScrollableProp;
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static PropertyInfo* YScrollableProp;
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static PropertyInfo* XBarVisibilityProp;
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static PropertyInfo* YBarVisibilityProp;
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static PropertyInfo* PinningProp;
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// Quick property accessors
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ScrollBar* GetXScrollBar() { return _peHScroll; }
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ScrollBar* GetYScrollBar() { return _peVScroll; }
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int GetXOffset() DUIQuickGetter(int, GetInt(), XOffset, Specified)
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int GetYOffset() DUIQuickGetter(int, GetInt(), YOffset, Specified)
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bool GetXScrollable() DUIQuickGetter(bool, GetBool(), XScrollable, Specified)
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bool GetYScrollable() DUIQuickGetter(bool, GetBool(), YScrollable, Specified)
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int GetXBarVisibility() DUIQuickGetter(int, GetInt(), XBarVisibility, Specified)
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int GetYBarVisibility() DUIQuickGetter(int, GetInt(), YBarVisibility, Specified)
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int GetPinning() DUIQuickGetter(int, GetInt(), Pinning, Specified)
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HRESULT SetXOffset(int v) DUIQuickSetter(CreateInt(v), XOffset)
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HRESULT SetYOffset(int v) DUIQuickSetter(CreateInt(v), YOffset)
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HRESULT SetXScrollable(bool v) DUIQuickSetter(CreateBool(v), XScrollable)
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HRESULT SetYScrollable(bool v) DUIQuickSetter(CreateBool(v), YScrollable)
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HRESULT SetXBarVisibility(int v) DUIQuickSetter(CreateInt(v), XBarVisibility)
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HRESULT SetYBarVisibility(int v) DUIQuickSetter(CreateInt(v), YBarVisibility)
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HRESULT SetPinning(int v) DUIQuickSetter(CreateInt(v), Pinning)
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// ClassInfo accessors (static and virtual instance-based)
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static IClassInfo* Class;
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virtual IClassInfo* GetClassInfo() { return Class; }
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static HRESULT Register();
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ScrollViewer() { }
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HRESULT Initialize();
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virtual ~ScrollViewer() { }
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protected:
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ScrollBar* _peHScroll;
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ScrollBar* _peVScroll;
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Viewer* _peViewer;
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Element* _peContent;
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private:
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void CheckScroll(ScrollBar* psb, BOOL fScrollable, int iVisibility);
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};
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} // namespace DirectUI
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#endif // DUI_CONTROL_SCROLLVIEWER_H_INCLUDED
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