Source code of Windows XP (NT5)
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#ifndef __SIMRECT_H_INCLUDED
#define __SIMRECT_H_INCLUDED
/*******************************************************************************
*
* (C) COPYRIGHT MICROSOFT CORPORATION, 1998
*
* TITLE: SIMRECT.H
*
* VERSION: 1.0
*
* AUTHOR: ShaunIv
*
* DATE: 7/31/1999
*
* DESCRIPTION: Simple rect derived class. Especially handy for window coords.
*
*******************************************************************************/
#include <windows.h>
class CSimpleRect : public RECT
{
public:
enum CWndRectType
{
ClientRect,
WindowRect
};
CSimpleRect(void)
{
Assign(0,0,0,0);
}
CSimpleRect( const CSimpleRect &other )
{
Assign(other);
}
CSimpleRect( HWND hWnd, CWndRectType type = ClientRect )
{
Assign(0,0,0,0);
if (ClientRect == type)
GetClientRect(hWnd);
else GetWindowRect(hWnd);
}
CSimpleRect( int nLeft, int nTop, int nRight, int nBottom )
{
Assign(nLeft,nTop,nRight,nBottom);
}
CSimpleRect &Assign( const CSimpleRect &other )
{
return(Assign(other.left,other.top,other.right,other.bottom));
}
CSimpleRect &Assign( int nLeft, int nTop, int nRight, int nBottom )
{
left = nLeft;
top = nTop;
right = nRight;
bottom = nBottom;
return(*this);
}
CSimpleRect &operator=( const CSimpleRect &other )
{
if (this == &other)
return(*this);
return(Assign(other));
}
static bool ScreenToClient( HWND hwnd, RECT &rc )
{
return (::MapWindowPoints( NULL, hwnd, reinterpret_cast<POINT*>(&rc), 2 ) != 0);
}
static bool ClientToScreen( HWND hwnd, RECT &rc )
{
return (::MapWindowPoints( hwnd, NULL, reinterpret_cast<POINT*>(&rc), 2 ) != 0);
}
CSimpleRect ScreenToClient( HWND hWnd ) const
{
CSimpleRect rc(*this);
ScreenToClient( hWnd, rc );
return(rc);
}
CSimpleRect ClientToScreen( HWND hWnd ) const
{
CSimpleRect rc(*this);
ClientToScreen( hWnd, rc );
return(rc);
}
CSimpleRect &GetWindowRect( HWND hWnd )
{
::GetWindowRect( hWnd, this );
return(*this);
}
CSimpleRect &GetClientRect( HWND hWnd )
{
::GetClientRect( hWnd, this );
return(*this);
}
int Width(void) const
{
return(right - left);
}
int Height(void) const
{
return(bottom - top);
}
CSimpleRect &Inflate( int cx, int cy )
{
InflateRect( this, cx, cy );
return *this;
}
CSimpleRect &Offset( int cx, int cy )
{
OffsetRect( this, cx, cy );
return *this;
}
};
#endif //__SIMRECT_H_INCLUDED