src/os2/bmpbuttn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        bmpbuttn.cpp
   3 // Purpose:     wxBitmapButton
   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 #if wxUSE_BMPBUTTON
  16
  17 #ifndef WX_PRECOMP
  18 #include "wx/bmpbuttn.h"
  19 #endif
  20
  21 #include "wx/os2/private.h"
  22
  23
  24 IMPLEMENT_DYNAMIC_CLASS(wxBitmapButton, wxButton)
  25
  26 #define BUTTON_HEIGHT_FACTOR (EDIT_CONTROL_FACTOR * 1.1)
  27
  28 bool wxBitmapButton::Create( wxWindow*          pParent,
  29                              wxWindowID         vId,
  30                              const wxBitmap&    rBitmap,
  31                              const wxPoint&     rPos,
  32                              const wxSize&      rSize,
  33                              long               lStyle,
  34                              const wxValidator& rValidator,
  35                              const wxString&    rsName )
  36 {
  37     m_bmpNormal = rBitmap;
  38     SetName(rsName);
  39 #if wxUSE_VALIDATORS
  40     SetValidator(rValidator);
  41 #endif
  42
  43     pParent->AddChild(this);
  44
  45     m_backgroundColour = pParent->GetBackgroundColour() ;
  46     m_foregroundColour = pParent->GetForegroundColour() ;
  47     m_windowStyle = lStyle;
  48
  49     if (lStyle & wxBU_AUTODRAW)
  50     {
  51         m_marginX = wxDEFAULT_BUTTON_MARGIN;
  52         m_marginY = wxDEFAULT_BUTTON_MARGIN;
  53     }
  54
  55     int                             nX      = rPos.x;
  56     int                             nY      = rPos.y;
  57     int                             nWidth  = rSize.x;
  58     int                             nHeight = rSize.y;
  59
  60     if (vId == -1)
  61         m_windowId = NewControlId();
  62     else
  63         m_windowId = vId;
  64
  65     if (nWidth == -1 && rBitmap.Ok())
  66         nWidth = rBitmap.GetWidth() + 4 * m_marginX;
  67
  68     if (nHeight == -1 && rBitmap.Ok())
  69         nHeight = rBitmap.GetHeight() + 4 * m_marginY;
  70
  71     ULONG                           ulOS2Style = WS_VISIBLE | WS_TABSTOP | BS_USERBUTTON;
  72
  73     if (m_windowStyle & wxCLIP_SIBLINGS)
  74         ulOS2Style |= WS_CLIPSIBLINGS;
  75
  76     m_hWnd = (WXHWND)::WinCreateWindow( GetHwndOf(pParent)
  77                                        ,WC_BUTTON
  78                                        ,(PSZ)wxEmptyString
  79                                        ,ulOS2Style
  80                                        ,0, 0, 0, 0
  81                                        ,GetHwndOf(pParent)
  82                                        ,HWND_TOP
  83                                        ,m_windowId
  84                                        ,NULL
  85                                        ,NULL
  86                                       );
  87
  88     //
  89     //Subclass again for purposes of dialog editing mode
  90     //
  91     SubclassWin(m_hWnd);
  92     SetFont(*wxSMALL_FONT);
  93     SetSize( nX
  94             ,nY
  95             ,nWidth
  96             ,nHeight
  97            );
  98     return true;
  99 } // end of wxBitmapButton::Create
 100
 101 bool wxBitmapButton::OS2OnDraw( WXDRAWITEMSTRUCT* pItem)
 102 {
 103     PUSERBUTTON                     pUser     = (PUSERBUTTON)pItem;
 104     bool                            bAutoDraw = (GetWindowStyleFlag() & wxBU_AUTODRAW) != 0;
 105
 106     if (!pUser)
 107         return FALSE;
 108
 109     wxBitmap*                       pBitmap;
 110     bool                            bIsSelected = pUser->fsState & BDS_HILITED;
 111     wxClientDC                      vDc(this);
 112
 113     if (bIsSelected && m_bmpSelected.Ok())
 114         pBitmap = &m_bmpSelected;
 115     else if ((pUser->fsState & BDS_DEFAULT) && m_bmpFocus.Ok())
 116         pBitmap = &m_bmpFocus;
 117     else if ((pUser->fsState & BDS_DISABLED) && m_bmpDisabled.Ok())
 118         pBitmap = &m_bmpDisabled;
 119     else
 120         pBitmap = &m_bmpNormal;
 121
 122     if (!pBitmap->Ok() )
 123         return FALSE;
 124
 125
 126     //
 127     // Centre the bitmap in the control area
 128     //
 129     int                             nX         = 0;
 130     int                             nX1        = 0;
 131     int                             nY1        = 0;
 132     int                             nWidth     = vDc.m_vRclPaint.xRight - vDc.m_vRclPaint.xLeft;
 133     int                             nHeight    = vDc.m_vRclPaint.xRight - vDc.m_vRclPaint.xLeft;
 134     int                             nBmpWidth  = pBitmap->GetWidth();
 135     int                             nBmpHeight = pBitmap->GetHeight();
 136
 137     nX1 = nX + (nWidth - nBmpWidth) / 2;
 138     nY1 = nX + (nHeight - nBmpHeight) / 2;
 139
 140     if (bIsSelected && bAutoDraw)
 141     {
 142         nX1++;
 143         nY1++;
 144     }
 145
 146     //
 147     // Draw the button face
 148     //
 149     {
 150         DrawFace( vDc
 151                  ,bIsSelected
 152                 );
 153     }
 154
 155     //
 156     // Draw the bitmap
 157     //
 158     vDc.DrawBitmap( *pBitmap, nX1, nY1, true );
 159
 160     //
 161     // Draw focus / disabled state, if auto-drawing
 162     //
 163     if ((pUser->fsState == BDS_DISABLED) && bAutoDraw)
 164     {
 165         DrawButtonDisable( vDc
 166                           ,*pBitmap
 167                          );
 168     }
 169     else if ((pUser->fsState == BDS_DEFAULT) && bAutoDraw)
 170     {
 171         DrawButtonFocus(vDc);
 172     }
 173     return true;
 174 } // end of wxBitmapButton::OS2OnDraw
 175
 176 void wxBitmapButton::DrawFace (wxClientDC& rDC, bool bSel)
 177 {
 178     //
 179     // Set up drawing colors
 180     //
 181     wxPen vHiLitePen(*wxWHITE, 2, wxSOLID); // White
 182     wxColour gray85(85, 85, 85);
 183     wxPen vDarkShadowPen(gray85, 2, wxSOLID);
 184     wxColour vFaceColor(204, 204, 204); // Light Grey
 185
 186     //
 187     // Draw the main button face
 188     //
 189     ::WinFillRect(rDC.GetHPS(), &rDC.m_vRclPaint, vFaceColor.GetPixel());
 190
 191     //
 192     // Draw the border
 193     //
 194     rDC.SetPen(bSel ? vDarkShadowPen : vHiLitePen);
 195     rDC.DrawLine( rDC.m_vRclPaint.xLeft + 1
 196                  ,rDC.m_vRclPaint.yTop - 1
 197                  ,rDC.m_vRclPaint.xRight - 1
 198                  ,rDC.m_vRclPaint.yTop - 1
 199                 );
 200     rDC.DrawLine( rDC.m_vRclPaint.xLeft + 1
 201                  ,rDC.m_vRclPaint.yTop - 1
 202                  ,rDC.m_vRclPaint.xLeft + 1
 203                  ,rDC.m_vRclPaint.yBottom + 1
 204                 );
 205
 206     rDC.SetPen(bSel ? vHiLitePen : vDarkShadowPen);
 207     rDC.DrawLine( rDC.m_vRclPaint.xLeft + 1
 208                  ,rDC.m_vRclPaint.yBottom + 1
 209                  ,rDC.m_vRclPaint.xRight - 1
 210                  ,rDC.m_vRclPaint.yBottom + 1
 211                 );
 212     rDC.DrawLine( rDC.m_vRclPaint.xRight - 1
 213                  ,rDC.m_vRclPaint.yTop - 1
 214                  ,rDC.m_vRclPaint.xRight - 1
 215                  ,rDC.m_vRclPaint.yBottom + 1
 216                 );
 217
 218 } // end of wxBitmapButton::DrawFace
 219
 220 void wxBitmapButton::DrawButtonFocus (
 221   wxClientDC&                       rDC
 222 )
 223 {
 224     wxPen vBlackPen(*wxBLACK, 2, wxSOLID);
 225
 226     //
 227     // Draw a thick black line around the outside of the button
 228     //
 229     rDC.SetPen(vBlackPen);
 230     rDC.DrawLine( rDC.m_vRclPaint.xLeft
 231                  ,rDC.m_vRclPaint.yTop
 232                  ,rDC.m_vRclPaint.xRight
 233                  ,rDC.m_vRclPaint.yTop
 234                 );
 235     rDC.DrawLine( rDC.m_vRclPaint.xRight
 236                  ,rDC.m_vRclPaint.yTop
 237                  ,rDC.m_vRclPaint.xRight
 238                  ,rDC.m_vRclPaint.yBottom
 239                 );
 240     rDC.DrawLine( rDC.m_vRclPaint.xRight
 241                  ,rDC.m_vRclPaint.yBottom
 242                  ,rDC.m_vRclPaint.xLeft
 243                  ,rDC.m_vRclPaint.yBottom
 244                 );
 245     rDC.DrawLine( rDC.m_vRclPaint.xLeft
 246                  ,rDC.m_vRclPaint.yBottom
 247                  ,rDC.m_vRclPaint.xLeft
 248                  ,rDC.m_vRclPaint.yTop
 249                 );
 250 } // end of wxBitmapButton::DrawButtonFocus
 251
 252 void wxBitmapButton::DrawButtonDisable( wxClientDC& rDC,
 253                                         wxBitmap& rBmp )
 254 {
 255     wxPen vGreyPen(wxT("GREY"), 2, wxSOLID);
 256
 257     //
 258     // Draw a thick black line around the outside of the button
 259     //
 260     rDC.SetPen(vGreyPen);
 261     rDC.DrawLine( rDC.m_vRclPaint.xLeft
 262                  ,rDC.m_vRclPaint.yTop
 263                  ,rDC.m_vRclPaint.xRight
 264                  ,rDC.m_vRclPaint.yTop
 265                 );
 266     rDC.DrawLine( rDC.m_vRclPaint.xRight
 267                  ,rDC.m_vRclPaint.yTop
 268                  ,rDC.m_vRclPaint.xRight
 269                  ,rDC.m_vRclPaint.yBottom
 270                 );
 271     rDC.DrawLine( rDC.m_vRclPaint.xRight
 272                  ,rDC.m_vRclPaint.yBottom
 273                  ,rDC.m_vRclPaint.xLeft
 274                  ,rDC.m_vRclPaint.yBottom
 275                 );
 276     rDC.DrawLine( rDC.m_vRclPaint.xLeft
 277                  ,rDC.m_vRclPaint.yBottom
 278                  ,rDC.m_vRclPaint.xLeft
 279                  ,rDC.m_vRclPaint.yTop
 280                 );
 281     wxDisableBitmap(rBmp, vGreyPen.GetColour().GetPixel());
 282 } // end of wxBitmapButton::DrawButtonDisable
 283
 284 void wxBitmapButton::SetDefault()
 285 {
 286     wxButton::SetDefault();
 287 }
 288
 289 #endif // ndef for wxUSE_BMPBUTTON