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PC World Komputer 1998 May
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OWLINC.PAK
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UIHANDLE.H
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C/C++ Source or Header
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1995-08-29
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58 lines
//----------------------------------------------------------------------------
// ObjectWindows
// (C) Copyright 1994 by Borland International, All Rights Reserved
//
//----------------------------------------------------------------------------
#if !defined(OWL_UIHANDLE_H)
#define OWL_UIHANDLE_H
#if !defined(OWL_OWLDEFS_H)
# include <owl/owldefs.h>
#endif
#if !defined(OSL_GEOMETRY_H)
# include <osl/geometry.h>
#endif
class _OWLCLASS TDC;
class _OWLCLASS TUIHandle {
public:
enum TWhere {
// Nine handle positions
TopLeft=0, TopCenter=1, TopRight=2,
MidLeft=3, MidCenter=4, MidRight=5,
BottomLeft=6, BottomCenter=9, BottomRight=8,
Outside=-1, // Hit completely outside the object
Inside=-2 // Hit inside object, not on handles, & InsideSpecial is set
};
enum TStyle {
HandlesIn = 0, // One of these 2 base styles
HandlesOut = 1, //
Framed = 2, // Frame rect is drawn solid
DashFramed = 4, // or frame rect is drawn dashed or none
Grapples = 8, // Eight grapple boxes are drawn
HatchBorder = 16, // Border handle area drawn hatched
HatchRect = 32, // or whole rect drawn hatched or none
InsideSpecial = 64, // Inside area hit-tested independently
};
TUIHandle(const TRect& frame,
uint style = HandlesIn|Grapples|HatchBorder,
int thickness = 5);
void MoveTo(int x, int y);
void Move(int dx, int dy);
void Size(int w, int h);
TRect GetBoundingRect() const;
TWhere HitTest(const TPoint& point) const;
void Paint(TDC& dc) const;
static uint16 GetCursorId(TWhere where);
private:
TRect Frame;
uint Style;
TPoint HandleBox;
};
#endif // OWL_UIHANDLE_H