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
  95     SubclassWin(m_hWnd);
  96     wxControl::SetFont(pParent->GetFont());
  97     SetSize( nX
  98             ,nY
  99             ,nWidth
 100             ,nHeight
 101            );
 102     return TRUE;
 103 } // end of wxStaticText::Create
 104
 105 wxSize wxStaticText::DoGetBestSize() const
 106 {
 107     wxString                        sText(wxGetWindowText(GetHWND()));
 108     int                             nWidthTextMax = 0;
 109     int                             nWidthLine = 0;
 110     int                             nHeightTextTotal = 0;
 111     int                             nHeightLineDefault = 0;
 112     int                             nHeightLine = 0;
 113     wxString                        sCurLine;
 114
 115     for (const wxChar *pc = sText; ; pc++)
 116     {
 117         if ( *pc == wxT('\n') || *pc == wxT('\0') )
 118         {
 119             if (!sCurLine )
 120             {
 121                 //
 122                 // We can't use GetTextExtent - it will return 0 for both width
 123                 // and height and an empty line should count in height
 124                 // calculation
 125                 //
 126                 if (!nHeightLineDefault)
 127                     nHeightLineDefault = nHeightLine;
 128                 if (!nHeightLineDefault)
 129                     GetTextExtent(_T("W"), NULL, &nHeightLineDefault);
 130                 nHeightTextTotal += nHeightLineDefault;
 131             }
 132             else
 133             {
 134                 GetTextExtent( sCurLine
 135                               ,&nWidthLine
 136                               ,&nHeightLine
 137                              );
 138                 if (nWidthLine > nWidthTextMax)
 139                     nWidthTextMax = nWidthLine;
 140                 nHeightTextTotal += nHeightLine;
 141             }
 142
 143             if ( *pc == wxT('\n') )
 144             {
 145                 sCurLine.Empty();
 146             }
 147             else
 148             {
 149                break;
 150             }
 151         }
 152         else
 153         {
 154             sCurLine += *pc;
 155         }
 156     }
 157     return wxSize( nWidthTextMax
 158                   ,nHeightTextTotal
 159                  );
 160 } // end of wxStaticText::DoGetBestSize
 161
 162 bool wxStaticText::SetFont(
 163   const wxFont&                     rFont
 164 )
 165 {
 166     bool                            bRet = wxControl::SetFont(rFont);
 167
 168     //
 169     // Adjust the size of the window to fit to the label unless autoresizing is
 170     // disabled
 171     //
 172     if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) )
 173     {
 174         DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 175     }
 176     return bRet;
 177 } // end of wxStaticText::SetFont
 178
 179 void wxStaticText::SetLabel(
 180   const wxString&                   rsLabel
 181 )
 182 {
 183     ::WinSetWindowText(GetHwnd(), rsLabel.c_str());
 184
 185     //
 186     // Adjust the size of the window to fit to the label unless autoresizing is
 187     // disabled
 188     //
 189     if (!(GetWindowStyle() & wxST_NO_AUTORESIZE))
 190     {
 191         DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 192     }
 193     DoSetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH | wxSIZE_AUTO_HEIGHT);
 194 } // end of wxStaticText::SetLabel
 195
 196 MRESULT wxStaticText::OS2WindowProc(
 197   WXUINT                            uMsg
 198 , WXWPARAM                          wParam
 199 , WXLPARAM                          lParam
 200 )
 201 {
 202     return wxWindow::OS2WindowProc( uMsg
 203                                    ,wParam
 204                                    ,lParam
 205                                   );
 206 } // end of wxStaticText::OS2WindowProc
 207
 208