src/os2/checkbox.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/os2/checkbox.cpp
   3 // Purpose:     wxCheckBox
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/13/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #include "wx/checkbox.h"
  16
  17 #ifndef WX_PRECOMP
  18     #include "wx/brush.h"
  19     #include "wx/scrolwin.h"
  20     #include "wx/dcscreen.h"
  21     #include "wx/settings.h"
  22 #endif
  23
  24 #include "wx/os2/private.h"
  25
  26 // ----------------------------------------------------------------------------
  27 // macros
  28 // ----------------------------------------------------------------------------
  29
  30 IMPLEMENT_DYNAMIC_CLASS(wxCheckBox, wxControl)
  31 IMPLEMENT_DYNAMIC_CLASS(wxBitmapCheckBox, wxCheckBox)
  32
  33 extern void  wxAssociateWinWithHandle( HWND         hWnd
  34                                       ,wxWindowOS2* pWin
  35                                      );
  36
  37 // ============================================================================
  38 // implementation
  39 // ============================================================================
  40
  41 // ----------------------------------------------------------------------------
  42 // wxCheckBox
  43 // ----------------------------------------------------------------------------
  44
  45 bool wxCheckBox::OS2Command( WXUINT WXUNUSED(uParam),
  46                              WXWORD WXUNUSED(wId) )
  47 {
  48     wxCommandEvent rEvent( wxEVT_COMMAND_CHECKBOX_CLICKED, m_windowId );
  49     rEvent.SetInt(GetValue());
  50     rEvent.SetEventObject(this);
  51     ProcessCommand(rEvent);
  52     return true;
  53 } // end of wxCheckBox::OS2Command
  54
  55 bool wxCheckBox::Create(wxWindow* pParent,
  56                         wxWindowID vId,
  57                         const wxString& rsLabel,
  58                         const wxPoint& rPos,
  59                         const wxSize& rSize,
  60                         long lStyle,
  61                         const wxValidator& rValidator,
  62                         const wxString& rsName )
  63 {
  64     if (!CreateControl( pParent
  65                        ,vId
  66                        ,rPos
  67                        ,rSize
  68                        ,lStyle
  69                        ,rValidator
  70                        ,rsName
  71                       ))
  72         return false;
  73
  74
  75     long osStyle = BS_AUTOCHECKBOX | WS_TABSTOP | WS_VISIBLE;
  76
  77     bool bOk = OS2CreateControl( wxT("BUTTON")
  78                            ,osStyle
  79                            ,rPos
  80                            ,rSize
  81                            ,rsLabel
  82                            ,0
  83                           );
  84     m_backgroundColour = pParent->GetBackgroundColour();
  85
  86     LONG lColor = (LONG)m_backgroundColour.GetPixel();
  87     ::WinSetPresParam( m_hWnd
  88                       ,PP_BACKGROUNDCOLOR
  89                       ,sizeof(LONG)
  90                       ,(PVOID)&lColor
  91                      );
  92     wxAssociateWinWithHandle(m_hWnd, this);
  93     return bOk;
  94 } // end of wxCheckBox::Create
  95
  96 void wxCheckBox::SetLabel( const wxString& rsLabel )
  97 {
  98     wxString  sLabel=::wxPMTextToLabel(rsLabel);
  99     ::WinSetWindowText(GetHwnd(), (PSZ)sLabel.c_str());
 100 } // end of wxCheckBox::SetLabel
 101
 102 wxSize wxCheckBox::DoGetBestSize() const
 103 {
 104     // We should probably compute nCheckSize but it seems to be a constant
 105     // independent of its label's font size and not made available by OS/2.
 106     int      nCheckSize = RADIO_SIZE;
 107     int      nWidthCheckbox;
 108     int      nHeightCheckbox;
 109     wxString sStr = wxGetWindowText(GetHWND());
 110
 111     if (!sStr.empty())
 112     {
 113         GetTextExtent( sStr
 114                       ,&nWidthCheckbox
 115                       ,&nHeightCheckbox
 116                      );
 117         nWidthCheckbox += nCheckSize;
 118
 119         if (nHeightCheckbox < nCheckSize)
 120             nHeightCheckbox = nCheckSize;
 121     }
 122     else
 123     {
 124         nWidthCheckbox  = nCheckSize;
 125         nHeightCheckbox = nCheckSize;
 126     }
 127
 128     return wxSize( nWidthCheckbox, nHeightCheckbox );
 129 } // end of wxCheckBox::DoGetBestSize
 130
 131 void wxCheckBox::SetValue( bool bValue )
 132 {
 133     ::WinSendMsg(GetHwnd(), BM_SETCHECK, (MPARAM)bValue, 0);
 134 } // end of wxCheckBox::SetValue
 135
 136 #ifndef BST_CHECKED
 137 #define BST_CHECKED 0x0001
 138 #endif
 139
 140 bool wxCheckBox::GetValue() const
 141 {
 142     return((LONGFROMMR(::WinSendMsg(GetHwnd(), BM_QUERYCHECK, (MPARAM)0, (MPARAM)0)) == 1L));
 143 } // end of wxCheckBox::GetValue
 144
 145 void wxCheckBox::Command ( wxCommandEvent& rEvent )
 146 {
 147     SetValue((rEvent.GetInt() != 0));
 148     ProcessCommand(rEvent);
 149 } // end of wxCheckBox:: Command
 150
 151 // ----------------------------------------------------------------------------
 152 // wxBitmapCheckBox
 153 // ----------------------------------------------------------------------------
 154
 155 bool wxBitmapCheckBox::Create( wxWindow*          pParent,
 156                                wxWindowID         vId,
 157                                const wxBitmap*    WXUNUSED(pLabel),
 158                                const wxPoint&     rPos,
 159                                const wxSize&      rSize,
 160                                long               lStyle,
 161                                const wxValidator& rValidator,
 162                                const wxString&    rsName)
 163 {
 164     SetName(rsName);
 165 #if wxUSE_VALIDATORS
 166     SetValidator(rValidator);
 167 #endif
 168     if (pParent)
 169         pParent->AddChild(this);
 170
 171     SetBackgroundColour(pParent->GetBackgroundColour()) ;
 172     SetForegroundColour(pParent->GetForegroundColour()) ;
 173     m_windowStyle = lStyle;
 174
 175     if (vId == -1)
 176         m_windowId = NewControlId();
 177     else
 178         m_windowId = vId;
 179
 180     int                             nX      = rPos.x;
 181     int                             nY      = rPos.y;
 182     int                             nWidth  = rSize.x;
 183     int                             nHeight = rSize.y;
 184
 185     m_nCheckWidth = -1 ;
 186     m_nCheckHeight = -1 ;
 187 //    long msStyle = CHECK_FLAGS;
 188
 189     HWND hButton = 0; // TODO: Create the bitmap checkbox
 190
 191     m_hWnd = (WXHWND)hButton;
 192
 193     //
 194     // Subclass again for purposes of dialog editing mode
 195     //
 196     SubclassWin((WXHWND)hButton);
 197
 198     SetSize( nX
 199             ,nY
 200             ,nWidth
 201             ,nHeight
 202            );
 203
 204     ::WinShowWindow(hButton, TRUE);
 205     return true;
 206 } // end of wxBitmapCheckBox::Create
 207
 208 void wxBitmapCheckBox::SetLabel( const wxBitmap& WXUNUSED(rBitmap) )
 209 {
 210     wxFAIL_MSG(wxT("not implemented"));
 211 }  // end of wxBitmapCheckBox::SetLabel