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