src/os2/statbmp.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        statbmp.cpp
   3 // Purpose:     wxStaticBitmap
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     11/27/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "statbmp.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #include "wx/window.h"
  20 #include "wx/os2/private.h"
  21
  22 #ifndef WX_PRECOMP
  23     #include "wx/icon.h"
  24     #include "wx/statbmp.h"
  25 #endif
  26
  27 #include <stdio.h>
  28
  29 // ---------------------------------------------------------------------------
  30 // macors
  31 // ---------------------------------------------------------------------------
  32
  33 IMPLEMENT_DYNAMIC_CLASS(wxStaticBitmap, wxControl)
  34
  35 // ---------------------------------------------------------------------------
  36 //  wxStaticBitmap
  37 // ---------------------------------------------------------------------------
  38
  39 bool wxStaticBitmap::Create(
  40   wxWindow*                         pParent
  41 , wxWindowID                        nId
  42 , const wxGDIImage&                 rBitmap
  43 , const wxPoint&                    rPos
  44 , const wxSize&                     rSize
  45 , long                              lStyle
  46 , const wxString&                   rName
  47 )
  48 {
  49     Init();
  50
  51     SetName(rName);
  52     if (pParent)
  53         pParent->AddChild(this);
  54
  55     m_backgroundColour = pParent->GetBackgroundColour() ;
  56     m_foregroundColour = pParent->GetForegroundColour() ;
  57
  58     if (nId == -1)
  59         m_windowId = (int)NewControlId();
  60     else
  61         m_windowId = nId;
  62
  63     m_windowStyle = lStyle;
  64
  65     int                             nX= rPos.x;
  66     int                             nY = rPos.y;
  67     int                             nWidth = rSize.x;
  68     int                             nHeight = rSize.y;
  69
  70     m_windowStyle = lStyle;
  71
  72     m_bIsIcon = rBitmap.IsKindOf(CLASSINFO(wxIcon));
  73
  74     int                             nWinstyle = m_bIsIcon ? SS_ICON : SS_BITMAP;
  75
  76     m_hWnd = (WXHWND)::WinCreateWindow( pParent->GetHWND()
  77                                        ,WC_STATIC
  78                                        ,rName.c_str()
  79                                        ,nWinstyle | WS_VISIBLE
  80                                        ,0,0,0,0
  81                                        ,pParent->GetHWND()
  82                                        ,HWND_TOP
  83                                        ,m_windowId
  84                                        ,NULL
  85                                        ,NULL
  86                                       );
  87
  88     wxCHECK_MSG( m_hWnd, FALSE, wxT("Failed to create static bitmap") );
  89
  90     SetImage(rBitmap);
  91
  92     // Subclass again for purposes of dialog editing mode
  93     SubclassWin(m_hWnd);
  94     SetFont(*wxSMALL_FONT);
  95     SetSize(nX, nY, nWidth, nHeight);
  96     return(FALSE);
  97 }
  98
  99 bool wxStaticBitmap::ImageIsOk() const
 100 {
 101     return(m_pImage && m_pImage->Ok());
 102 }
 103
 104 void wxStaticBitmap::Free()
 105 {
 106     delete m_pImage;
 107     m_pImage = NULL;
 108 }
 109
 110 wxSize wxStaticBitmap::DoGetBestSize() const
 111 {
 112     // reuse the current size (as wxWindow does) instead of using some
 113     // arbitrary default size (as wxControl, our immediate base class, does)
 114     return wxWindow::DoGetBestSize();
 115 }
 116
 117 void wxStaticBitmap::SetImage(
 118   const wxGDIImage&                 rBitmap
 119 )
 120 {
 121     Free();
 122
 123     m_bIsIcon = rBitmap.IsKindOf(CLASSINFO(wxIcon));
 124     if (m_bIsIcon)
 125         m_pImage = new wxIcon((const wxIcon&)rBitmap);
 126     else
 127         m_pImage = new wxBitmap((const wxBitmap &)rBitmap);
 128
 129     int                             nX;
 130     int                             nY;
 131     int                             nW;
 132     int                             nH;
 133
 134     GetPosition(&nX, &nY);
 135     GetSize(&nW, &nH);
 136
 137     ::WinSendMsg( GetHwnd()
 138                  ,SM_SETHANDLE
 139                  ,MPFROMHWND(m_pImage->GetHandle())
 140                  ,NULL
 141                 );
 142     if (ImageIsOk())
 143     {
 144         int                         nWidth = rBitmap.GetWidth();
 145         int                         nHeight = rBitmap.GetHeight();
 146
 147         if (nWidth && nHeight)
 148         {
 149             nW = nWidth;
 150             nW = nHeight;
 151
 152             ::WinSetWindowPos( GetHwnd()
 153                               ,HWND_TOP
 154                               ,nX
 155                               ,nY
 156                               ,nWidth
 157                               ,nHeight
 158                               ,SWP_SIZE | SWP_MOVE | SWP_SHOW
 159                              );
 160         }
 161     }
 162
 163     RECTL                           vRect;
 164
 165     vRect.xLeft   = nW;
 166     vRect.yTop    = nY;
 167     vRect.xRight  = nX + nW;
 168     vRect.yBottom = nY + nH;
 169
 170     ::WinInvalidateRect(GetHwndOf(GetParent()), &vRect, TRUE);
 171 }
 172
 173 MRESULT wxStaticBitmap::OS2WindowProc(
 174   WXUINT                            uMsg
 175 , WXWPARAM                          wParam
 176 , WXLPARAM                          lParam
 177 )
 178 {
 179     return wxWindow::OS2WindowProc(uMsg, wParam, lParam);
 180 } // end of wxStaticBitmap::OS2WindowProc