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GraphicStateDefnObserver.h
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23 
24 #ifndef __GraphicStateDefnObserver__
25 #define __GraphicStateDefnObserver__
26 
27 #include "SelectionObserver.h"
28 
29 //----------------------------------------------------------------------------------------
30 // Forward Declarations
31 //----------------------------------------------------------------------------------------
32 class IGraphicAttrMessage;
33 class IGraphicAttributeSuite;
34 //----------------------------------------------------------------------------------------
35 // Class Info
36 //----------------------------------------------------------------------------------------
37 
38 
43 class GraphicStateDefnObserver : public ActiveSelectionObserver
44 {
45  public:
46  GraphicStateDefnObserver(IPMUnknown *boss);
47  virtual ~GraphicStateDefnObserver();
48 
52  virtual void AutoAttach();
56  virtual void AutoDetach();
57 
58  protected:
59 
60  //................................................................................................
61  // Inherited from SelectionObserver
62  //................................................................................................
63 
68  virtual void HandleSelectionChanged (const ISelectionMessage* iSelectionMsg);
74  virtual void HandleSelectionAttributeChanged (const ISelectionMessage* iSelectionMsg);
75 
76  protected:
77 
82  virtual void HandleDefinitionChange (IGraphicAttributeSuite* iGraphicAttrSuite, IGraphicAttrMessage* iGraphicAttrMsg);
83 
95  virtual void UpdateDefinition (IGraphicAttributeSuite* iGraphicAttrSuite, IGraphicAttrMessage* iGraphicAttrMsg) = 0;
96 
102  virtual void UpdateFillRenderData (IGraphicAttributeSuite* iGraphicAttrSuite, UID renderUID, IGraphicAttrMessage* iGraphicAttrMsg);
103 
109  virtual void UpdateStrokeRenderData (IGraphicAttributeSuite* iGraphicAttrSuite, UID renderUID, IGraphicAttrMessage* iGraphicAttrMsg);
110 
115  virtual void UpdateSwapStrokeAndFill (IGraphicAttributeSuite* iGraphicAttrSuite, IGraphicAttrMessage* iGraphicAttrMsg);
116 
120  virtual void EnableWidget (bool16 enableFlag);
121 
122  private:
127  void HandleChangeMessage (IGraphicAttributeSuite* iGraphicAttrSuite, IGraphicAttrMessage* iGraphicAttrMsg);
128 
129 
130  protected:
132  bool16 fEnabledState;
133 
134  private:
136  ISelectionManager* fOriginalSelection;
137 };
138 
139 
140 #endif // __GraphicStateDefnObserver__