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PC World Komputer 1998 May
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OWLINC.PAK
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TINYCAPT.H
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C/C++ Source or Header
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1995-08-29
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4KB
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95 lines
//----------------------------------------------------------------------------
// ObjectWindows
// (C) Copyright 1992, 1994 by Borland International, All Rights Reserved
//
//----------------------------------------------------------------------------
#if !defined(OWL_TINYCAPT_H)
#define OWL_TINYCAPT_H
#if !defined(OWL_WINDOW_H)
# include <owl/window.h>
#endif
class _OWLCLASS TFont;
//
// class TTinyCaption
// ----- ------------
//
class _OWLCLASS TTinyCaption : public virtual TWindow {
protected:
TTinyCaption();
~TTinyCaption();
//
// Pass closeBox=true to replace SystemMenu box with a box that will
// close window when clicked
// Used for floating palettes, etc.
//
void EnableTinyCaption(int ch=58, bool closeBox=false);
//
// Controller class must handle events that call these mixin handlers
//
TEventStatus DoNCHitTest(TPoint& screenPt, uint& evRes);
TEventStatus DoNCPaint();
TEventStatus DoNCCalcSize(bool calcValidRects,
NCCALCSIZE_PARAMS far& calcSize, uint& evRes);
TEventStatus DoNCLButtonDown(uint hitTest, TPoint& screenPt);
TEventStatus DoMouseMove(uint hitTest, TPoint& screenPt);
TEventStatus DoLButtonUp(uint hitTest, TPoint& screenPt);
TEventStatus DoNCActivate(bool active, bool& evRes);
TEventStatus DoCommand(uint id, HWND hWndCtl, uint notifyCode, LRESULT& evRes);
TEventStatus DoSysCommand(uint cmdType, TPoint& p);
protected:
//
// Cache system metrics
//
TSize Border; // Thin frame border size for dividers
TSize Frame; // Actual Left and Right, Top and Bottom frame size
bool CloseBox; // True for special close box
bool TCEnabled;
int CaptionHeight;
TFont* CaptionFont; // Tiny font for caption bar
uint DownHit; // Mouse down hit test result
bool IsPressed; // Is a button currently pressed
bool WaitingForSysCmd;
void PaintButton(TDC& dc, TRect& boxRect, bool pressed);
void PaintCloseBox(TDC& dc, TRect& boxRect, bool pressed);
void PaintSysBox(TDC& dc, TRect& boxRect, bool pressed);
void PaintMinBox(TDC& dc, TRect& boxRect, bool pressed);
void PaintMaxBox(TDC& dc, TRect& boxRect, bool pressed);
void PaintCaption(bool active);
void DoSysMenu();
TRect GetCaptionRect(); // Get caption area for hit test or paint
TRect GetSysBoxRect(); // Same for close box
TRect GetMinBoxRect();
TRect GetMaxBoxRect();
protected:
uint EvNCHitTest(TPoint& screenPt);
void EvNCPaint();
uint EvNCCalcSize(bool calcValidRects, NCCALCSIZE_PARAMS far& calcSize);
void EvNCLButtonDown(uint hitTest, TPoint& screenPt);
void EvMouseMove(uint hitTest, TPoint& screenPt);
void EvLButtonUp(uint hitTest, TPoint& screenPt);
bool EvNCActivate(bool active);
LRESULT EvCommand(uint id, HWND hWndCtl, uint notifyCode);
void EvSysCommand(uint cmdType, TPoint& p);
private:
//
// hidden to prevent accidental copying or assignment
//
TTinyCaption(const TTinyCaption&);
TTinyCaption& operator =(const TTinyCaption&);
DECLARE_RESPONSE_TABLE(TTinyCaption);
DECLARE_STREAMABLE(_OWLCLASS, TTinyCaption, 1);
};
#endif // OWL_TINYCAPT_H