X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e42a6c18c42d211f9ae7dc171f195a626102b226..b477f956e0421cb8d8e40635f4c372a0298fd739:/src/msw/gdiimage.cpp diff --git a/src/msw/gdiimage.cpp b/src/msw/gdiimage.cpp index ae1820d19a..26e9292110 100644 --- a/src/msw/gdiimage.cpp +++ b/src/msw/gdiimage.cpp @@ -30,19 +30,31 @@ #ifndef WX_PRECOMP #include "wx/string.h" + #include "wx/log.h" #endif // WX_PRECOMP #include "wx/msw/private.h" #include "wx/app.h" +#ifndef __WXMICROWIN__ #include "wx/msw/dib.h" +#endif + +#include "wx/msw/bitmap.h" #include "wx/msw/gdiimage.h" +#include "wx/bitmap.h" + +#ifdef __WIN16__ +# include "wx/msw/curico.h" +#endif // __WIN16__ // ---------------------------------------------------------------------------- // private classes // ---------------------------------------------------------------------------- +#ifndef __WXMICROWIN__ + // all image handlers are declared/defined in this file because the outside // world doesn't have to know about them (but only about wxBITMAP_TYPE_XXX ids) @@ -163,18 +175,18 @@ private: // wxWin macros // ---------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARIES - IMPLEMENT_DYNAMIC_CLASS(wxBMPFileHandler, wxBitmapHandler) - IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler) - IMPLEMENT_DYNAMIC_CLASS(wxICOFileHandler, wxGDIImageHandler) - IMPLEMENT_DYNAMIC_CLASS(wxICOResourceHandler, wxGDIImageHandler) -#endif +IMPLEMENT_DYNAMIC_CLASS(wxBMPFileHandler, wxBitmapHandler) +IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler) +IMPLEMENT_DYNAMIC_CLASS(wxICOFileHandler, wxObject) +IMPLEMENT_DYNAMIC_CLASS(wxICOResourceHandler, wxObject) // ---------------------------------------------------------------------------- // private functions // ---------------------------------------------------------------------------- static wxSize GetHiconSize(HICON hicon); +#endif + // __MICROWIN__ // ============================================================================ // implementation @@ -290,18 +302,16 @@ void wxGDIImage::CleanUpHandlers() void wxGDIImage::InitStandardHandlers() { +#ifndef __WXMICROWIN__ AddHandler(new wxBMPResourceHandler); AddHandler(new wxBMPFileHandler); - - // Not added by default: include xpmhand.h in your app - // and call these in your wxApp::OnInit. - // AddHandler(new wxXPMFileHandler); - // AddHandler(new wxXPMDataHandler); - AddHandler(new wxICOResourceHandler); AddHandler(new wxICOFileHandler); +#endif } +#ifndef __WXMICROWIN__ + // ---------------------------------------------------------------------------- // wxBitmap handlers // ---------------------------------------------------------------------------- @@ -320,7 +330,7 @@ bool wxBMPResourceHandler::LoadFile(wxBitmap *bitmap, BITMAP bm; if ( !::GetObject(GetHbitmapOf(*bitmap), sizeof(BITMAP), (LPSTR) &bm) ) { - wxLogLastError("GetObject(HBITMAP)"); + wxLogLastError(wxT("GetObject(HBITMAP)")); } data->m_width = bm.bmWidth; @@ -345,6 +355,8 @@ bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap, #if wxUSE_IMAGE_LOADING_IN_MSW wxPalette *palette = NULL; bool success = wxLoadIntoBitmap(WXSTRINGCAST name, bitmap, &palette) != 0; + +#if wxUSE_PALETTE if ( success && palette ) { bitmap->SetPalette(*palette); @@ -352,6 +364,7 @@ bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap, // it was copied by the bitmap if it was loaded successfully delete palette; +#endif // wxUSE_PALETTE return success; #else @@ -365,9 +378,15 @@ bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap, const wxPalette *pal) { #if wxUSE_IMAGE_LOADING_IN_MSW + +#if wxUSE_PALETTE wxPalette *actualPalette = (wxPalette *)pal; if ( !actualPalette ) actualPalette = bitmap->GetPalette(); +#else + wxPalette *actualPalette = NULL; +#endif // wxUSE_PALETTE + return wxSaveBitmap(WXSTRINGCAST name, bitmap, actualPalette) != 0; #else return FALSE; @@ -380,7 +399,7 @@ bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap, bool wxICOFileHandler::LoadIcon(wxIcon *icon, const wxString& name, - long flags, + long WXUNUSED(flags), int desiredWidth, int desiredHeight) { #if wxUSE_RESOURCE_LOADING_IN_MSW @@ -390,7 +409,55 @@ bool wxICOFileHandler::LoadIcon(wxIcon *icon, wxSize size; #ifdef __WIN32__ - HICON hicon = ::ExtractIcon(wxGetInstance(), name, 0 /* first */); + HICON hicon = NULL; + + // Parse the filename: it may be of the form "filename;n" in order to + // specify the nth icon in the file. + // + // For the moment, ignore the issue of possible semicolons in the + // filename. + int iconIndex = 0; + wxString nameReal(name); + wxString strIconIndex = name.AfterLast(wxT(';')); + if (strIconIndex != name) + { + iconIndex = wxAtoi(strIconIndex); + nameReal = name.BeforeLast(wxT(';')); + } + + // were we asked for a large icon? + if ( desiredWidth == ::GetSystemMetrics(SM_CXICON) && + desiredHeight == ::GetSystemMetrics(SM_CYICON) ) + { + // get the specified large icon from file + if ( !::ExtractIconEx(nameReal, iconIndex, &hicon, NULL, 1) ) + { + // it is not an error, but it might still be useful to be informed + // about it optionally + wxLogTrace(_T("iconload"), + _T("No large icons found in the file '%s'."), + name.c_str()); + } + } + else if ( desiredWidth == ::GetSystemMetrics(SM_CXSMICON) && + desiredHeight == ::GetSystemMetrics(SM_CYSMICON) ) + { + // get the specified small icon from file + if ( !::ExtractIconEx(nameReal, iconIndex, NULL, &hicon, 1) ) + { + wxLogTrace(_T("iconload"), + _T("No small icons found in the file '%s'."), + name.c_str()); + } + } + //else: not standard size, load below + + if ( !hicon ) + { + // take any (the first one) icon from the file by default + hicon = ::ExtractIcon(wxGetInstance(), nameReal, 0 /* first */); + } + if ( !hicon ) { wxLogSysError(_T("Failed to load icon from the file '%s'"), @@ -409,11 +476,10 @@ bool wxICOFileHandler::LoadIcon(wxIcon *icon, if ( (desiredWidth != -1 && desiredWidth != size.x) || (desiredHeight != -1 && desiredHeight != size.y) ) { - wxLogDebug(_T("Returning FALSE from wxICOFileHandler::Load because " - "of the size mismatch: actual (%d, %d), " - "requested (%d, %d)"), - size.x, size.y, - desiredWidth, desiredHeight); + wxLogTrace(_T("iconload"), + _T("Returning FALSE from wxICOFileHandler::Load because of the size mismatch: actual (%d, %d), requested (%d, %d)"), + size.x, size.y, + desiredWidth, desiredHeight); ::DestroyIcon(hicon); @@ -431,33 +497,63 @@ bool wxICOFileHandler::LoadIcon(wxIcon *icon, bool wxICOResourceHandler::LoadIcon(wxIcon *icon, const wxString& name, - long flags, + long WXUNUSED(flags), int desiredWidth, int desiredHeight) { HICON hicon; + // do we need the icon of the specific size or would any icon do? + bool hasSize = desiredWidth != -1 || desiredHeight != -1; + + wxASSERT_MSG( !hasSize || (desiredWidth != -1 && desiredHeight != -1), + _T("width and height should be either both -1 or not") ); + + // try to load the icon from this program first to allow overriding the + // standard icons (although why one would want to do it considering that + // we already have wxApp::GetStdIcon() is unclear) + + // note that we can't just always call LoadImage() because it seems to do + // some icon rescaling internally which results in very ugly 16x16 icons #if defined(__WIN32__) && !defined(__SC__) - if ( desiredWidth != -1 && desiredHeight != -1 ) + if ( hasSize ) { hicon = (HICON)::LoadImage(wxGetInstance(), name, IMAGE_ICON, desiredWidth, desiredHeight, LR_DEFAULTCOLOR); } else -#endif // Win32 +#endif // Win32/!Win32 { hicon = ::LoadIcon(wxGetInstance(), name); } - wxSize size = GetHiconSize(hicon); - icon->SetSize(size.x, size.y); - - // Override the found values with desired values - if ( desiredWidth > -1 && desiredHeight > -1 ) + // next check if it's not a standard icon + if ( !hicon && !hasSize ) { - icon->SetSize(desiredWidth, desiredHeight); + static const struct + { + const wxChar *name; + LPTSTR id; + } stdIcons[] = + { + { wxT("wxICON_QUESTION"), IDI_QUESTION }, + { wxT("wxICON_WARNING"), IDI_EXCLAMATION }, + { wxT("wxICON_ERROR"), IDI_HAND }, + { wxT("wxICON_INFORMATION"), IDI_ASTERISK }, + }; + + for ( size_t nIcon = 0; !hicon && nIcon < WXSIZEOF(stdIcons); nIcon++ ) + { + if ( name == stdIcons[nIcon].name ) + { + hicon = ::LoadIcon((HINSTANCE)NULL, stdIcons[nIcon].id); + } + } } + wxSize size = GetHiconSize(hicon); + icon->SetSize(size.x, size.y); + icon->SetHICON((WXHICON)hicon); return icon->Ok(); @@ -478,7 +574,7 @@ static wxSize GetHiconSize(HICON hicon) ICONINFO info; if ( !::GetIconInfo(hicon, &info) ) { - wxLogLastError("GetIconInfo"); + wxLogLastError(wxT("GetIconInfo")); } else { @@ -501,3 +597,5 @@ static wxSize GetHiconSize(HICON hicon) return size; } +#endif + // __WXMICROWIN__