windows-nt/Source/XPSP1/NT/shell/comctl32/v6/unixstuff.cpp

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2020-09-26 03:20:57 -05:00
#include "ctlspriv.h"
#include "unixstuff.h"
EXTERN_C void UnixPaintArrow(HDC hDC, BOOL bHoriz, BOOL bDown, int nXCenter, int nYCenter,
int nWidth, int nHeight)
{
HPEN hOldPen;
HBRUSH hOldBrush;
POINT pFigure[4];
LOGBRUSH hBrLog = { BS_SOLID, GetSysColor( COLOR_BTNTEXT ), 0 };
HBRUSH hBrush = CreateBrushIndirect( &hBrLog );
HPEN hPen = CreatePen( PS_SOLID, 1, GetSysColor( COLOR_BTNTEXT ) );
if( hPen && hBrush )
{
hOldPen = (HPEN) SelectObject(hDC, hPen);
hOldBrush = (HBRUSH) SelectObject(hDC, hBrush);
}
else
{
hOldPen = (HPEN) SelectObject(hDC, GetStockObject( BLACK_PEN ) );
hOldBrush = (HBRUSH) SelectObject(hDC, GetStockObject( BLACK_BRUSH ) );
}
if(bHoriz) {
if (bDown) {
pFigure[0].x = nXCenter - nWidth /2;
pFigure[0].y = nYCenter - nHeight/2;
pFigure[1].x = nXCenter - nWidth /2;
pFigure[1].y = nYCenter + nHeight/2;
pFigure[2].x = nXCenter + nWidth /2;
pFigure[2].y = nYCenter;
} else {
pFigure[0].x = nXCenter - nWidth /2;
pFigure[0].y = nYCenter;
pFigure[1].x = nXCenter + nWidth /2;
pFigure[1].y = nYCenter + nHeight/2;
pFigure[2].x = nXCenter + nWidth /2;
pFigure[2].y = nYCenter - nHeight/2;
}
}
else {
if (bDown) {
pFigure[0].x = nXCenter - nWidth /2;
pFigure[0].y = nYCenter - nHeight/2;
pFigure[1].x = nXCenter + nWidth /2;
pFigure[1].y = nYCenter - nHeight/2;
pFigure[2].x = nXCenter;
pFigure[2].y = nYCenter + nHeight/2;
} else {
pFigure[0].x = nXCenter;
pFigure[0].y = nYCenter - nHeight/2;
pFigure[1].x = nXCenter - nWidth /2;
pFigure[1].y = nYCenter + nHeight/2;
pFigure[2].x = nXCenter + nWidth /2;
pFigure[2].y = nYCenter + nHeight/2;
}
}
Polygon(hDC, pFigure, 3);
SelectObject(hDC, hOldPen);
SelectObject(hDC, hOldBrush);
if( hPen ) DeleteObject(hPen );
if( hBrush ) DeleteObject(hBrush);
}