src/os2/stattext.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        stattext.cpp
   3 // Purpose:     wxStaticText
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/17/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "stattext.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifndef WX_PRECOMP
  20 #include "wx/event.h"
  21 #include "wx/app.h"
  22 #include "wx/brush.h"
  23 #include "wx/scrolwin.h"
  24 #endif
  25
  26 #include "wx/stattext.h"
  27 #include "wx/os2/private.h"
  28 #include <stdio.h>
  29
  30 IMPLEMENT_DYNAMIC_CLASS(wxStaticText, wxControl)
  31
  32 bool wxStaticText::Create(
  33   wxWindow*                         pParent
  34 , wxWindowID                        vId
  35 , const wxString&                   rsLabel
  36 , const wxPoint&                    rPos
  37 , const wxSize&                     rSize
  38 , long                              lStyle
  39 , const wxString&                   rsName
  40 )
  41 {
  42     SetName(rsName);
  43     if (pParent)
  44         pParent->AddChild(this);
  45
  46     SetBackgroundColour(pParent->GetBackgroundColour()) ;
  47     SetForegroundColour(pParent->GetForegroundColour()) ;
  48
  49     if ( vId == -1 )
  50         m_windowId = (int)NewControlId();
  51     else
  52         m_windowId = vId;
  53
  54     int                             nX      = rPos.x;
  55     int                             nY      = rPos.y;
  56     int                             nWidth  = rSize.x;
  57     int                             nHeight = rSize.y;
  58
  59     m_windowStyle = lStyle;
  60
  61     long                            lSstyle = 0L;
  62
  63     lSstyle = WS_VISIBLE | SS_TEXT | DT_VCENTER;
  64     if (m_windowStyle & wxALIGN_CENTRE)
  65         lSstyle |= DT_CENTER;
  66     else if (m_windowStyle & wxALIGN_RIGHT)
  67         lSstyle |= DT_RIGHT;
  68     else
  69         lSstyle |= DT_LEFT;
  70     m_hWnd = (WXHWND)::WinCreateWindow( (HWND)GetHwndOf(pParent) // Parent window handle
  71                                        ,WC_STATIC                // Window class
  72                                        ,(PSZ)rsLabel.c_str()     // Initial Text
  73                                        ,(ULONG)lSstyle           // Style flags
  74                                        ,0L, 0L, 0L, 0L           // Origin -- 0 size
  75                                        ,(HWND)GetHwndOf(pParent) // owner window handle (same as parent
  76                                        ,HWND_TOP                 // initial z position
  77                                        ,(ULONG)m_windowId        // Window identifier
  78                                        ,NULL                     // no control data
  79                                        ,NULL                     // no Presentation parameters
  80                                       );
  81
  82     wxCHECK_MSG(m_hWnd, FALSE, wxT("Failed to create static ctrl"));
  83
  84     wxColour                        vColour;
  85
  86     vColour.Set(wxString("BLACK"));
  87
  88     LONG                            lColor = (LONG)vColour.GetPixel();
  89
  90     ::WinSetPresParam( m_hWnd
  91                       ,PP_FOREGROUNDCOLOR
  92                       ,sizeof(LONG)
  93                       ,(PVOID)&lColor
  94                      );
  95     lColor = (LONG)m_backgroundColour.GetPixel();
  96
  97     ::WinSetPresParam( m_hWnd
  98                       ,PP_BACKGROUNDCOLOR
  99                       ,sizeof(LONG)
 100                       ,(PVOID)&lColor
 101                      );
 102
 103     SubclassWin(m_hWnd);
 104     wxFont*                          pTextFont = new wxFont( 10
 105                                                             ,wxMODERN
 106                                                             ,wxNORMAL
 107                                                             ,wxNORMAL
 108                                                            );
 109     wxControl::SetFont(*pTextFont);
 110     SetSize( nX
 111             ,nY
 112             ,nWidth
 113             ,nHeight
 114            );
 115     delete pTextFont;
 116     return TRUE;
 117 } // end of wxStaticText::Create
 118
 119 wxSize wxStaticText::DoGetBestSize() const
 120 {
 121     wxString                        sText(wxGetWindowText(GetHWND()));
 122     int                             nWidthTextMax = 0;
 123     int                             nWidthLine = 0;
 124     int                             nHeightTextTotal = 0;
 125     int                             nHeightLineDefault = 0;
 126     int                             nHeightLine = 0;
 127     wxString                        sCurLine;
 128
 129     for (const wxChar *pc = sText; ; pc++)
 130     {
 131         if ( *pc == wxT('\n') || *pc == wxT('\0') )
 132         {
 133             if (!sCurLine )
 134             {
 135                 //
 136                 // We can't use GetTextExtent - it will return 0 for both width
 137                 // and height and an empty line should count in height
 138                 // calculation
 139                 //
 140                 if (!nHeightLineDefault)
 141                     nHeightLineDefault = nHeightLine;
 142                 if (!nHeightLineDefault)
 143                     GetTextExtent(_T("W"), NULL, &nHeightLineDefault);
 144                 nHeightTextTotal += nHeightLineDefault;
 145             }
 146             else
 147             {
 148                 GetTextExtent( sCurLine
 149                               ,&nWidthLine
 150                               ,&nHeightLine
 151                              );
 152                 if (nWidthLine > nWidthTextMax)
 153                     nWidthTextMax = nWidthLine;
 154                 nHeightTextTotal += nHeightLine;
 155             }
 156
 157             if ( *pc == wxT('\n') )
 158             {
 159                 sCurLine.Empty();
 160             }
 161             else
 162             {
 163                break;
 164             }
 165         }
 166         else
 167         {
 168             sCurLine += *pc;
 169         }
 170     }
 171     return wxSize( nWidthTextMax
 172                   ,nHeightTextTotal
 173                  );
 174 } // end of wxStaticText::DoGetBestSize
 175
 176 void wxStaticText::DoSetSize(
 177   int                               nX
 178 , int                               nY
 179 , int                               nWidth
 180 , int                               nHeight
 181 , int                               nSizeFlags
 182 )
 183 {
 184     //
 185     // We need to refresh the window after changing its size as the standard
 186     // control doesn't always update itself properly.
 187     //
 188     wxStaticTextBase::DoSetSize( nX
 189                                 ,nY
 190                                 ,nWidth
 191                                 ,nHeight
 192                                 ,nSizeFlags
 193                                );
 194     Refresh();
 195 } // end of wxStaticText::DoSetSize
 196
 197 bool wxStaticText::SetFont(
 198   const wxFont&                     rFont
 199 )
 200 {
 201     bool                            bRet = wxControl::SetFont(rFont);
 202
 203     //
 204     // Adjust the size of the window to fit to the label unless autoresizing is
 205     // disabled
 206     //
 207     if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) )
 208     {
 209         DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 210     }
 211     return bRet;
 212 } // end of wxStaticText::SetFont
 213
 214 void wxStaticText::SetLabel(
 215   const wxString&                   rsLabel
 216 )
 217 {
 218     ::WinSetWindowText(GetHwnd(), rsLabel.c_str());
 219
 220     //
 221     // Adjust the size of the window to fit to the label unless autoresizing is
 222     // disabled
 223     //
 224     if (!(GetWindowStyle() & wxST_NO_AUTORESIZE))
 225     {
 226         DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 227     }
 228     DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 229 } // end of wxStaticText::SetLabel
 230
 231 MRESULT wxStaticText::OS2WindowProc(
 232   WXUINT                            uMsg
 233 , WXWPARAM                          wParam
 234 , WXLPARAM                          lParam
 235 )
 236 {
 237     return wxWindow::OS2WindowProc( uMsg
 238                                    ,wParam
 239                                    ,lParam
 240                                   );
 241 } // end of wxStaticText::OS2WindowProc