src/apps/mplayerc/StatusLabel.cpp

   1 /*
   2  *      Copyright (C) 2003-2006 Gabest
   3  *      http://www.gabest.org
   4  *
   5  *  This Program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2, or (at your option)
   8  *  any later version.
   9  *
  10  *  This Program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GNU Make; see the file COPYING.  If not, write to
  17  *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  18  *  http://www.gnu.org/copyleft/gpl.html
  19  *
  20  */
  21
  22 // StatusLabel.cpp : implementation file
  23 //
  24
  25 #include "stdafx.h"
  26 #include "mplayerc.h"
  27 #include "StatusLabel.h"
  28
  29
  30 // CStatusLabel
  31
  32 IMPLEMENT_DYNAMIC(CStatusLabel, CStatic)
  33 CStatusLabel::CStatusLabel(bool fRightAlign, bool fAddEllipses)
  34         : m_fRightAlign(fRightAlign)
  35         , m_fAddEllipses(fAddEllipses)
  36 {
  37         HDC hdc = ::GetDC(NULL);
  38         double scale = 1.0*GetDeviceCaps(hdc, LOGPIXELSY) / 96.0;
  39         ::ReleaseDC(0, hdc);
  40
  41         m_font.m_hObject = NULL;
  42
  43         if(!(::GetVersion()&0x80000000))
  44         m_font.CreateFont(int(14.0 * scale), 0, 0, 0, FW_NORMAL, 0, 0, 0, DEFAULT_CHARSET,
  45                 OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH|FF_DONTCARE,
  46                 _T("Microsoft Sans Serif"));
  47         if(!m_font.m_hObject)
  48         m_font.CreateFont(int(14.0 * scale), 0, 0, 0, FW_NORMAL, 0, 0, 0, DEFAULT_CHARSET,
  49                 OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH|FF_DONTCARE,
  50                 _T("MS Sans Serif"));
  51 }
  52
  53 CStatusLabel::~CStatusLabel()
  54 {
  55 }
  56
  57 BEGIN_MESSAGE_MAP(CStatusLabel, CStatic)
  58         ON_WM_ERASEBKGND()
  59 END_MESSAGE_MAP()
  60
  61 // CStatusLabel message handlers
  62
  63 void CStatusLabel::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
  64 {
  65         CDC dc;
  66         dc.Attach(lpDrawItemStruct->hDC);
  67                 CString str;
  68                 GetWindowText(str);
  69                 CRect r;
  70                 GetClientRect(&r);
  71                 CFont* old = dc.SelectObject(&m_font);
  72                 dc.SetTextColor(0xffffff);
  73                 dc.SetBkColor(0);
  74                 CSize size = dc.GetTextExtent(str);
  75                 CPoint p = CPoint(m_fRightAlign ? r.Width() - size.cx : 0, (r.Height()-size.cy)/2);
  76
  77                 if(m_fAddEllipses)
  78                 while(size.cx > r.Width()-3 && str.GetLength() > 3)
  79                 {
  80                         str = str.Left(str.GetLength()-4) + _T("...");
  81                         size = dc.GetTextExtent(str);
  82                 }
  83
  84                 dc.TextOut(p.x, p.y, str);
  85                 dc.ExcludeClipRect(CRect(p, size));
  86                 dc.SelectObject(&old);
  87                 dc.FillSolidRect(&r, 0);
  88         dc.Detach();
  89 }
  90
  91 BOOL CStatusLabel::OnEraseBkgnd(CDC* pDC)
  92 {
  93         CRect r;
  94         GetClientRect(&r);
  95         pDC->FillSolidRect(&r, 0);
  96         return TRUE;
  97 }
  98