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OS/2 Shareware BBS: 10 Tools
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xscrlbar.cpp
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C/C++ Source or Header
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1997-07-08
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1KB
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48 lines
#include "xscrlbar.h"
/*@
@class XScrollBar
@parent XControl
@type overview
@symbol _
*/
XScrollBar :: XScrollBar(const XWindow * owner, const XRect& rec, const USHORT id, const ULONG style):XControl(&rec, style, owner, "", WC_SCROLLBAR, id)
{
}
BOOL XScrollBar::SetPos(const LONG pos) const
{
return (BOOL) WinSendMsg(winhandle, SBM_SETPOS, MPFROMSHORT(pos), 0);
}
BOOL XScrollBar::SetRange(const SHORT first, const SHORT last, const SHORT sliderPos) const
{
return (BOOL) WinSendMsg(winhandle, SBM_SETSCROLLBAR, MPFROMSHORT(sliderPos), MPFROM2SHORT(first, last));
}
BOOL XScrollBar::SetSliderSize(const SHORT visible, const SHORT total) const
{
return (BOOL) WinSendMsg(winhandle, SBM_SETTHUMBSIZE, MPFROM2SHORT(visible, total), 0);
}
SHORT XScrollBar::GetPos(void) const
{
return SHORT1FROMMR(WinSendMsg(winhandle, SBM_QUERYPOS, 0, 0));
}
void XScrollBar::GetRange(SHORT & first, SHORT & last)
{
MRESULT mr = WinSendMsg(winhandle, SBM_QUERYRANGE, 0, 0);
first = SHORT1FROMMR(mr);
last = SHORT2FROMMR(mr);
}