| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/os2/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 | // For compilers that support precompilation, includes "wx.h". |
| 13 | #include "wx/wxprec.h" |
| 14 | |
| 15 | #include "wx/statbmp.h" |
| 16 | |
| 17 | #ifndef WX_PRECOMP |
| 18 | #include "wx/icon.h" |
| 19 | #include "wx/window.h" |
| 20 | #include "wx/dcclient.h" |
| 21 | #endif |
| 22 | |
| 23 | #include "wx/os2/private.h" |
| 24 | |
| 25 | #include <stdio.h> |
| 26 | |
| 27 | // --------------------------------------------------------------------------- |
| 28 | // macros |
| 29 | // --------------------------------------------------------------------------- |
| 30 | |
| 31 | IMPLEMENT_DYNAMIC_CLASS(wxStaticBitmap, wxControl) |
| 32 | |
| 33 | BEGIN_EVENT_TABLE(wxStaticBitmap, wxWindow) |
| 34 | EVT_PAINT(wxStaticBitmap::OnPaint) |
| 35 | END_EVENT_TABLE() |
| 36 | |
| 37 | static wxGDIImage* ConvertImage( |
| 38 | const wxGDIImage& rBitmap |
| 39 | ) |
| 40 | { |
| 41 | bool bIsIcon = rBitmap.IsKindOf( CLASSINFO(wxIcon) ); |
| 42 | |
| 43 | if(!bIsIcon ) |
| 44 | { |
| 45 | wxASSERT_MSG( wxDynamicCast(&rBitmap, wxBitmap), |
| 46 | _T("not an icon and not a bitmap?") ); |
| 47 | |
| 48 | const wxBitmap& rBmp = (const wxBitmap&)rBitmap; |
| 49 | wxMask* pMask = rBmp.GetMask(); |
| 50 | |
| 51 | if (pMask && pMask->GetMaskBitmap()) |
| 52 | { |
| 53 | wxIcon* pIcon = new wxIcon; |
| 54 | |
| 55 | pIcon->CopyFromBitmap(rBmp); |
| 56 | return pIcon; |
| 57 | } |
| 58 | return new wxBitmap(rBmp); |
| 59 | } |
| 60 | |
| 61 | // copying a bitmap is a cheap operation |
| 62 | return new wxIcon( (const wxIcon&)rBitmap ); |
| 63 | } // end of ConvertImage |
| 64 | |
| 65 | // --------------------------------------------------------------------------- |
| 66 | // wxStaticBitmap |
| 67 | // --------------------------------------------------------------------------- |
| 68 | |
| 69 | bool wxStaticBitmap::Create( wxWindow* pParent, |
| 70 | wxWindowID nId, |
| 71 | const wxGDIImage& rBitmap, |
| 72 | const wxPoint& rPos, |
| 73 | const wxSize& WXUNUSED(rSize), |
| 74 | long lStyle, |
| 75 | const wxString& rName ) |
| 76 | { |
| 77 | ERRORID vError; |
| 78 | wxString sError; |
| 79 | |
| 80 | Init(); |
| 81 | |
| 82 | SetName(rName); |
| 83 | if (pParent) |
| 84 | pParent->AddChild(this); |
| 85 | |
| 86 | if (nId == -1) |
| 87 | m_windowId = (int)NewControlId(); |
| 88 | else |
| 89 | m_windowId = nId; |
| 90 | |
| 91 | m_windowStyle = lStyle; |
| 92 | |
| 93 | int nX= rPos.x; |
| 94 | int nY = rPos.y; |
| 95 | char zId[16]; |
| 96 | |
| 97 | m_windowStyle = lStyle; |
| 98 | |
| 99 | m_bIsIcon = rBitmap.IsKindOf(CLASSINFO(wxIcon)); |
| 100 | |
| 101 | // |
| 102 | // For now we only support an ICON |
| 103 | // |
| 104 | int nWinstyle = SS_ICON; |
| 105 | |
| 106 | m_hWnd = (WXHWND)::WinCreateWindow( pParent->GetHWND() |
| 107 | ,(PSZ)wxCanvasClassName |
| 108 | ,zId |
| 109 | ,nWinstyle | WS_VISIBLE |
| 110 | ,0,0,0,0 |
| 111 | ,pParent->GetHWND() |
| 112 | ,HWND_TOP |
| 113 | ,m_windowId |
| 114 | ,NULL |
| 115 | ,NULL |
| 116 | ); |
| 117 | if (!m_hWnd) |
| 118 | { |
| 119 | vError = ::WinGetLastError(wxGetInstance()); |
| 120 | sError = wxPMErrorToStr(vError); |
| 121 | return false; |
| 122 | } |
| 123 | wxCHECK_MSG( m_hWnd, false, wxT("Failed to create static bitmap") ); |
| 124 | m_pImage = ConvertImage(rBitmap); |
| 125 | ::WinSendMsg( m_hWnd, |
| 126 | SM_SETHANDLE, |
| 127 | MPFROMHWND(rBitmap.GetHandle()), |
| 128 | (MPARAM)0); |
| 129 | |
| 130 | // Subclass again for purposes of dialog editing mode |
| 131 | SubclassWin(m_hWnd); |
| 132 | SetSize(nX, nY, m_pImage->GetWidth(), m_pImage->GetHeight()); |
| 133 | |
| 134 | return true; |
| 135 | } // end of wxStaticBitmap::Create |
| 136 | |
| 137 | bool wxStaticBitmap::ImageIsOk() const |
| 138 | { |
| 139 | return(m_pImage && m_pImage->Ok()); |
| 140 | } |
| 141 | |
| 142 | void wxStaticBitmap::Free() |
| 143 | { |
| 144 | if (m_pImage) |
| 145 | delete m_pImage; |
| 146 | m_pImage = NULL; |
| 147 | } // end of wxStaticBitmap::Free |
| 148 | |
| 149 | wxSize wxStaticBitmap::DoGetBestSize() const |
| 150 | { |
| 151 | // |
| 152 | // Reuse the current size (as wxWindow does) instead of using some |
| 153 | // arbitrary default size (as wxControl, our immediate base class, does) |
| 154 | // |
| 155 | return wxWindow::DoGetBestSize(); |
| 156 | } |
| 157 | |
| 158 | void wxStaticBitmap::OnPaint ( wxPaintEvent& WXUNUSED(rEvent) ) |
| 159 | { |
| 160 | wxPaintDC vDc(this); |
| 161 | wxBitmap* pBitmap; |
| 162 | |
| 163 | if (m_pImage->IsKindOf(CLASSINFO(wxIcon))) |
| 164 | { |
| 165 | wxIcon* pIcon; |
| 166 | |
| 167 | pIcon = wxDynamicCast(m_pImage, wxIcon); |
| 168 | pBitmap = new wxBitmap(*pIcon); |
| 169 | vDc.DrawBitmap(*pBitmap, 0, 0); |
| 170 | delete pBitmap; |
| 171 | } |
| 172 | else |
| 173 | { |
| 174 | pBitmap = wxDynamicCast(m_pImage, wxBitmap); |
| 175 | vDc.DrawBitmap(*pBitmap, 0, 0); |
| 176 | } |
| 177 | } // end of wxStaticBitmap::OnPaint |
| 178 | |
| 179 | void wxStaticBitmap::SetImage( const wxGDIImage& rBitmap ) |
| 180 | { |
| 181 | int nX = 0; |
| 182 | int nY = 0; |
| 183 | int nWidth = 0; |
| 184 | int nHeight = 0; |
| 185 | |
| 186 | Free(); |
| 187 | ::WinSendMsg( GetHwnd() |
| 188 | ,SM_SETHANDLE |
| 189 | ,MPFROMHWND(rBitmap.GetHandle()) |
| 190 | ,NULL |
| 191 | ); |
| 192 | m_pImage = ConvertImage(rBitmap); |
| 193 | |
| 194 | GetPosition(&nX, &nY); |
| 195 | GetSize(&nWidth, &nHeight); |
| 196 | // Convert to OS/2 coordinate system |
| 197 | nY = wxWindow::GetOS2ParentHeight(GetParent()) - nY - nHeight; |
| 198 | |
| 199 | RECTL vRect; |
| 200 | |
| 201 | vRect.xLeft = nX; |
| 202 | vRect.yTop = nY + nHeight; |
| 203 | vRect.xRight = nX + nWidth; |
| 204 | vRect.yBottom = nY; |
| 205 | |
| 206 | ::WinInvalidateRect(GetHwndOf(GetParent()), &vRect, TRUE); |
| 207 | } |
| 208 | |
| 209 | MRESULT wxStaticBitmap::OS2WindowProc( |
| 210 | WXUINT uMsg |
| 211 | , WXWPARAM wParam |
| 212 | , WXLPARAM lParam |
| 213 | ) |
| 214 | { |
| 215 | return wxWindow::OS2WindowProc(uMsg, wParam, lParam); |
| 216 | } // end of wxStaticBitmap::OS2WindowProc |