misc.cpp

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#include "stdafx.h"

void PaintSeparatorControl(CWindow wnd) {
    CPaintDC dc(wnd);
    TCHAR buffer[512] = {};
    wnd.GetWindowText(buffer, _countof(buffer));
    const int txLen = pfc::strlen_max_t(buffer, _countof(buffer));
    CRect contentRect;
    WIN32_OP_D( wnd.GetClientRect(contentRect) );

    dc.SetTextColor(GetSysColor(COLOR_WINDOWTEXT));
    dc.SetBkMode(TRANSPARENT);

    {
        CBrushHandle brush = (HBRUSH) wnd.GetParent().SendMessage(WM_CTLCOLORSTATIC, (WPARAM) (HDC) dc, (LPARAM) wnd.m_hWnd);
        if (brush != NULL) dc.FillRect(contentRect, brush);
    }
    SelectObjectScope scopeFont(dc, wnd.GetFont());
        
    if (txLen > 0) {
        CRect rcText(contentRect);
        WIN32_OP_D( dc.DrawText(buffer,txLen,rcText,DT_NOPREFIX | DT_END_ELLIPSIS | DT_SINGLELINE | DT_VCENTER | DT_LEFT ) > 0);
    }

    SIZE txSize, probeSize;
    const TCHAR probe[] = _T("#");
    if (dc.GetTextExtent(buffer,txLen,&txSize) && dc.GetTextExtent(probe, _countof(probe), &probeSize)) {
        int spacing = txSize.cx > 0 ? (probeSize.cx / 4) : 0;
        if (txSize.cx + spacing < contentRect.Width()) {
            const CPoint center = contentRect.CenterPoint();
            CRect rcEdge(contentRect.left + txSize.cx + spacing, center.y, contentRect.right, contentRect.bottom);
            WIN32_OP_D( dc.DrawEdge(rcEdge, EDGE_ETCHED, BF_TOP) );
        }
    }
}