StatusLabel.cpp

/* 
 *      Copyright (C) 2003-2005 Gabest
 *      http://www.gabest.org
 *
 *  This Program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *   
 *  This Program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *  GNU General Public License for more details.
 *   
 *  You should have received a copy of the GNU General Public License
 *  along with GNU Make; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 
 *  http://www.gnu.org/copyleft/gpl.html
 *
 */

// StatusLabel.cpp : implementation file
//

#include "stdafx.h"
#include "mplayerc.h"
#include "StatusLabel.h"


// CStatusLabel

IMPLEMENT_DYNAMIC(CStatusLabel, CStatic)
CStatusLabel::CStatusLabel(bool fRightAlign, bool fAddEllipses) 
        : m_fRightAlign(fRightAlign)
        , m_fAddEllipses(fAddEllipses)
{
        HDC hdc = ::GetDC(NULL);
        double scale = 1.0*GetDeviceCaps(hdc, LOGPIXELSY) / 96.0;
        ::ReleaseDC(0, hdc);

        m_font.CreateFont(int(14.0 * scale), 0, 0, 0, FW_NORMAL, 0, 0, 0, DEFAULT_CHARSET,
                OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH|FF_DONTCARE, 
                _T("Microsoft Sans Serif"));
        if(!m_font.m_hObject)
        m_font.CreateFont(int(14.0 * scale), 0, 0, 0, FW_NORMAL, 0, 0, 0, DEFAULT_CHARSET, 
                OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH|FF_DONTCARE, 
                _T("MS Sans Serif"));
}

CStatusLabel::~CStatusLabel()
{
}

BEGIN_MESSAGE_MAP(CStatusLabel, CStatic)
        ON_WM_ERASEBKGND()
END_MESSAGE_MAP()

// CStatusLabel message handlers

void CStatusLabel::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
        CDC dc;
        dc.Attach(lpDrawItemStruct->hDC);
                CString str;
                GetWindowText(str);
                CRect r;
                GetClientRect(&r);
                CFont* old = dc.SelectObject(&m_font);
                dc.SetTextColor(0xffffff);
                dc.SetBkColor(0);
                CSize size = dc.GetTextExtent(str);
                CPoint p = CPoint(m_fRightAlign ? r.Width() - size.cx : 0, (r.Height()-size.cy)/2);

                if(m_fAddEllipses)
                while(size.cx > r.Width()-3 && str.GetLength() > 3)
                {
                        str = str.Left(str.GetLength()-4) + _T("...");
                        size = dc.GetTextExtent(str);
                }

                dc.TextOut(p.x, p.y, str);
                dc.ExcludeClipRect(CRect(p, size));
                dc.SelectObject(&old);
                dc.FillSolidRect(&r, 0);
        dc.Detach();
}

BOOL CStatusLabel::OnEraseBkgnd(CDC* pDC)
{
        CRect r;
        GetClientRect(&r);
        pDC->FillSolidRect(&r, 0);
        return TRUE;
}

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