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TortoiseIconBitmap.cpp
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#include "stdafx.h" #include "TortoiseUtils.h" #include <map> #include "IconBitmapUtils.h" HBITMAP GetTortoiseIconBitmap(const std::string& iconname) { IconBitmapUtils bmpUtils; typedef std::map<std::string, HBITMAP> BitmapCacheT; static BitmapCacheT bmpcache_; BitmapCacheT::const_iterator i = bmpcache_.find(iconname); if (i != bmpcache_.end()) return i->second; if (bmpcache_.size() > 200) { TDEBUG_TRACE("**** GetTortoiseIconBitmap: error: too many bitmaps in cache"); return 0; } HICON hIcon = GetTortoiseIcon(iconname); if (!hIcon) return 0; HBITMAP hBmp = bmpUtils.IconToBitmapPARGB32(hIcon); if (!hBmp) { TDEBUG_TRACE("**** GetTortoiseIconBitmap: error: something wrong in bmpUtils.ConvertToPARGB32(hIcon)"); return 0; } bmpcache_[iconname] = hBmp; TDEBUG_TRACE( "GetTortoiseIconBitmap: added '" << iconname << "' to bmpcache_" " (" << bmpcache_.size() << " bitmaps in cache)" ); return hBmp; }