X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e90c1d2a19361551eb07778280f22be3e759cf64..fb5230de7413f1ac4aa026e8b7b492629c005f08:/src/msw/statbmp.cpp diff --git a/src/msw/statbmp.cpp b/src/msw/statbmp.cpp index 1c0042887b..52dc1c5bbc 100644 --- a/src/msw/statbmp.cpp +++ b/src/msw/statbmp.cpp @@ -28,6 +28,8 @@ #pragma hdrstop #endif +#if wxUSE_STATBMP + #include "wx/window.h" #include "wx/msw/private.h" @@ -42,9 +44,7 @@ // macors // --------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY - IMPLEMENT_DYNAMIC_CLASS(wxStaticBitmap, wxControl) -#endif +IMPLEMENT_DYNAMIC_CLASS(wxStaticBitmap, wxControl) // =========================================================================== // implementation @@ -54,108 +54,136 @@ // wxStaticBitmap // --------------------------------------------------------------------------- -bool wxStaticBitmap::Create(wxWindow *parent, wxWindowID id, - const wxBitmap& bitmap, - const wxPoint& pos, - const wxSize& size, - long style, - const wxString& name) +// we may have either bitmap or icon: if a bitmap with mask is passed, we +// will transform it to an icon ourselves because otherwise the mask will +// be ignored by Windows +// note that this function will create a new object every time +// it is called even if the image needs no conversion + +#ifndef __WIN16__ + +static wxGDIImage* ConvertImage( const wxGDIImage& bitmap ) { - Init(); + bool isIcon = bitmap.IsKindOf( CLASSINFO(wxIcon) ); + + if( !isIcon ) + { + wxASSERT_MSG( wxDynamicCast(&bitmap, wxBitmap), + _T("not an icon and not a bitmap?") ); + + const wxBitmap& bmp = (const wxBitmap&)bitmap; + wxMask *mask = bmp.GetMask(); + if ( mask && mask->GetMaskBitmap() ) + { + wxIcon* icon = new wxIcon; + icon->CopyFromBitmap(bmp); - SetName(name); - if (parent) - parent->AddChild(this); + return icon; + } - m_backgroundColour = parent->GetBackgroundColour() ; - m_foregroundColour = parent->GetForegroundColour() ; + return new wxBitmap( bmp ); + } - if ( id == -1 ) - m_windowId = (int)NewControlId(); - else - m_windowId = id; + // copying a bitmap is a cheap operation + return new wxIcon( (const wxIcon&)bitmap ); +} - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; +#endif - m_windowStyle = style; +bool wxStaticBitmap::Create(wxWindow *parent, + wxWindowID id, + const wxGDIImage& bitmap, + const wxPoint& pos, + const wxSize& size, + long style, + const wxString& name) +{ + if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) ) + return FALSE; + // we may have either bitmap or icon: if a bitmap with mask is passed, we + // will transform it to an icon ourselves because otherwise the mask will + // be ignored by Windows + wxGDIImage *image = (wxGDIImage *)NULL; m_isIcon = bitmap.IsKindOf(CLASSINFO(wxIcon)); +#ifdef __WIN16__ + wxASSERT_MSG( !m_isIcon, "Icons are not supported in wxStaticBitmap under WIN16." ); + image = &bitmap; +#else // Win32 + image = ConvertImage( bitmap ); + m_isIcon = image->IsKindOf( CLASSINFO(wxIcon) ); +#endif // Win16/32 + + // create the native control + if ( !MSWCreateControl( #ifdef __WIN32__ - // create a static control with either SS_BITMAP or SS_ICON style depending - // on what we have here - const wxChar *classname = T("STATIC"); - int winstyle = m_isIcon ? SS_ICON : SS_BITMAP; + _T("STATIC"), #else // Win16 - const wxChar *classname = T("BUTTON"); - int winstyle = BS_OWNERDRAW; -#endif // Win32 - - m_hWnd = (WXHWND)::CreateWindow - ( - classname, - T(""), - winstyle | WS_CHILD | WS_VISIBLE, - 0, 0, 0, 0, - (HWND)parent->GetHWND(), - (HMENU)m_windowId, - wxGetInstance(), - NULL - ); + _T("BUTTON"), +#endif // Win32/16 + _T(""), pos, size) ) + { + // control creation failed + return FALSE; + } - wxCHECK_MSG( m_hWnd, FALSE, T("Failed to create static bitmap") ); + // no need to delete the new image + SetImageNoCopy(image); - SetBitmap(bitmap); + return TRUE; +} - // Subclass again for purposes of dialog editing mode - SubclassWin(m_hWnd); +WXDWORD wxStaticBitmap::MSWGetStyle(long style, WXDWORD *exstyle) const +{ + WXDWORD msStyle = wxControl::MSWGetStyle(style, exstyle); - SetFont(GetParent()->GetFont()); +#ifdef __WIN32__ + // what kind of control are we? + msStyle |= m_isIcon ? SS_ICON : SS_BITMAP; - SetSize(x, y, width, height); + // we use SS_CENTERIMAGE to prevent the control from resizing the bitmap to + // fit to its size -- this is unexpected and doesn't happen in other ports + msStyle |= SS_CENTERIMAGE; +#else // Win16 + msStyle |= BS_OWNERDRAW; +#endif // Win32/16 - return TRUE; + return msStyle; } bool wxStaticBitmap::ImageIsOk() const { - if ( m_isIcon && m_image.icon ) - return m_image.icon->Ok(); - else if ( m_image.bitmap ) - return m_image.bitmap->Ok(); - else - return FALSE; + return m_image && m_image->Ok(); } void wxStaticBitmap::Free() { - if ( m_isIcon ) - delete m_image.icon; - else - delete m_image.bitmap; + delete m_image; - m_image.icon = NULL; + m_image = NULL; } -wxSize wxStaticBitmap::DoGetBestSize() +wxSize wxStaticBitmap::DoGetBestSize() const { // reuse the current size (as wxWindow does) instead of using some // arbitrary default size (as wxControl, our immediate base class, does) return wxWindow::DoGetBestSize(); } -void wxStaticBitmap::SetBitmap(const wxBitmap& bitmap) +void wxStaticBitmap::SetImage( const wxGDIImage* image ) +{ + wxGDIImage* convertedImage = ConvertImage( *image ); + SetImageNoCopy( convertedImage ); +} + +void wxStaticBitmap::SetImageNoCopy( wxGDIImage* image) { Free(); - m_isIcon = bitmap.IsKindOf(CLASSINFO(wxIcon)); - if ( m_isIcon ) - m_image.icon = new wxIcon((const wxIcon&)bitmap); - else - m_image.bitmap = new wxBitmap(bitmap); + m_isIcon = image->IsKindOf( CLASSINFO(wxIcon) ); + // the image has already been copied + m_image = image; int x, y; int w, h; @@ -163,31 +191,33 @@ void wxStaticBitmap::SetBitmap(const wxBitmap& bitmap) GetSize(&w, &h); #ifdef __WIN32__ - HANDLE handle = m_isIcon ? (HANDLE)m_image.icon->GetHICON() - : (HANDLE)m_image.bitmap->GetHBITMAP(); - ::SendMessage((HWND)m_hWnd, STM_SETIMAGE, + HANDLE handle = (HANDLE)m_image->GetHandle(); + LONG style = ::GetWindowLong( (HWND)GetHWND(), GWL_STYLE ) ; + ::SetWindowLong( (HWND)GetHWND(), GWL_STYLE, ( style & ~( SS_BITMAP|SS_ICON ) ) | + ( m_isIcon ? SS_ICON : SS_BITMAP ) ); + ::SendMessage(GetHwnd(), STM_SETIMAGE, m_isIcon ? IMAGE_ICON : IMAGE_BITMAP, (LPARAM)handle); #endif // Win32 if ( ImageIsOk() ) { - int width = bitmap.GetWidth(), - height = bitmap.GetHeight(); + int width = image->GetWidth(), + height = image->GetHeight(); if ( width && height ) { w = width; h = height; - ::MoveWindow((HWND)GetHWND(), x, y, width, height, FALSE); + ::MoveWindow(GetHwnd(), x, y, width, height, FALSE); } } - RECT rect ; - rect.left = x ; - rect.top = y ; - rect.right = x + w ; - rect.bottom = y + h ; - InvalidateRect((HWND)GetParent()->GetHWND(), &rect, TRUE); + RECT rect; + rect.left = x; + rect.top = y; + rect.right = x + w; + rect.bottom = y + h; + InvalidateRect(GetHwndOf(GetParent()), &rect, TRUE); } // under Win32 we use the standard static control style for this @@ -196,7 +226,9 @@ bool wxStaticBitmap::MSWOnDraw(WXDRAWITEMSTRUCT *item) { LPDRAWITEMSTRUCT lpDIS = (LPDRAWITEMSTRUCT) item; - wxBitmap* bitmap = m_image.bitmap; + wxCHECK_MSG( !m_isIcon, FALSE, _T("icons not supported in wxStaticBitmap") ); + + wxBitmap* bitmap = (wxBitmap *)m_image; if ( !bitmap->Ok() ) return FALSE; @@ -225,7 +257,9 @@ bool wxStaticBitmap::MSWOnDraw(WXDRAWITEMSTRUCT *item) return TRUE; } +#endif // Win16 +// We need this or the control can never be moved e.g. in Dialog Editor. long wxStaticBitmap::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) @@ -237,4 +271,5 @@ long wxStaticBitmap::MSWWindowProc(WXUINT nMsg, return wxWindow::MSWWindowProc(nMsg, wParam, lParam); } -#endif // Win16 + +#endif // wxUSE_STATBMP