use system image list instead of discrete icons as far as possible

svn path=/trunk/; revision=7591

reactos/subsys/system/explorer/dialogs/searchprogram.cpp

@@ -94,7 +94,7 @@ void CollectProgramsThread::free_dirs()
 FindProgramDlg::FindProgramDlg(HWND hwnd)
  :	super(hwnd),
 	_list_ctrl(GetDlgItem(hwnd, IDC_MAILS_FOUND)),
-	_himl(ImageList_Create(GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), ILC_COLOR32, 0, 0)),
+	//_himl(ImageList_Create(GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), ILC_COLOR32, 0, 0)),
 	_thread(collect_programs_callback, hwnd, this),
 	_sort(_list_ctrl, CompareFunc/*, (LPARAM)this*/)
 {
@@ -107,8 +107,9 @@ FindProgramDlg::FindProgramDlg(HWND hwnd)
 
 	_haccel = LoadAccelerators(g_Globals._hInstance, MAKEINTRESOURCE(IDA_SEARCH_PROGRAM));
 
-	ListView_SetImageList(_list_ctrl, _himl, LVSIL_SMALL);
+	ListView_SetImageList(_list_ctrl, g_Globals._icon_cache.get_sys_imagelist(), LVSIL_SMALL);
-	_idxNoIcon = ImageList_AddIcon(_himl, SmallIcon(IDI_APPICON));
+	//ListView_SetImageList(_list_ctrl, _himl, LVSIL_SMALL);
+	 //_idxNoIcon = ImageList_AddIcon(_himl, SmallIcon(IDI_APPICON));
 
 	LV_COLUMN column = {LVCF_FMT|LVCF_WIDTH|LVCF_TEXT, LVCFMT_LEFT, 250};
 
@@ -140,7 +141,7 @@ FindProgramDlg::FindProgramDlg(HWND hwnd)
 
 FindProgramDlg::~FindProgramDlg()
 {
-	ImageList_Destroy(_himl);
+	//ImageList_Destroy(_himl);
 }
 
 
@@ -315,7 +316,7 @@ int FindProgramDlg::Notify(int id, NMHDR* pnmh)
 				if (entry->_icon_id == ICID_UNKNOWN)
 					entry->extract_icon();
 
-				pDispInfo->item.iImage = ImageList_AddIcon(_himl, g_Globals._icon_cache.get_icon(entry->_icon_id)._hIcon); //@@ directly use image list in icon cache
+				pDispInfo->item.iImage = g_Globals._icon_cache.get_icon(entry->_icon_id).get_sysiml_idx();//ImageList_AddIcon(_himl, g_Globals._icon_cache.get_icon(entry->_icon_id).get_hicon());
 				pDispInfo->item.mask |= LVIF_DI_SETITEM;
 
 				return 1;

reactos/subsys/system/explorer/dialogs/searchprogram.h

@@ -88,8 +88,8 @@ protected:
 	CommonControlInit _usingCmnCtrl;
 	HWND	_list_ctrl;
 	HACCEL	_haccel;
-	HIMAGELIST _himl;
+	//HIMAGELIST _himl;
-	int		_idxNoIcon;	// replacement icon
+	 //int	_idxNoIcon;	// replacement icon
 	String	_lwr_filter;
 
 	CollectProgramsThread _thread;

reactos/subsys/system/explorer/explorer.cpp

@@ -126,31 +126,80 @@ const FileTypeInfo& FileTypeManager::operator[](String ext)
 Icon::Icon()
  :	_id(ICID_UNKNOWN),
 	_itype(IT_STATIC),
-	_hIcon(0)
+	_hicon(0)
 {
 }
 
 Icon::Icon(ICON_ID id, UINT nid)
  :	_id(id),
 	_itype(IT_STATIC),
-	_hIcon(SmallIcon(nid))
+	_hicon(SmallIcon(nid))
 {
 }
 
 Icon::Icon(ICON_TYPE itype, int id, HICON hIcon)
  :	_id((ICON_ID)id),
 	_itype(itype),
-	_hIcon(hIcon)
+	_hicon(hIcon)
 {
 }
 
+Icon::Icon(ICON_TYPE itype, int id, int sys_idx)
+ :	_id((ICON_ID)id),
+	_itype(itype),
+	_sys_idx(sys_idx)
+{
+}
+
+void Icon::draw(HDC hdc, int x, int y, int cx, int cy, COLORREF bk_color, HBRUSH bk_brush) const
+{
+	if (_itype == IT_SYSCACHE)
+		ImageList_DrawEx(g_Globals._icon_cache.get_sys_imagelist(), _sys_idx, hdc, x, y, cx, cy, bk_color, CLR_DEFAULT, ILD_NORMAL);
+	else
+		DrawIconEx(hdc, x, y, _hicon, cx, cy, 0, bk_brush, DI_NORMAL);
+}
+
+HBITMAP	Icon::create_bitmap(COLORREF bk_color, HBRUSH hbrBkgnd, HDC hdc_wnd) const
+{
+	if (_itype == IT_SYSCACHE) {
+		HIMAGELIST himl = g_Globals._icon_cache.get_sys_imagelist();
+
+		int cx, cy;
+		ImageList_GetIconSize(himl, &cx, &cy);
+
+		HBITMAP hbmp = CreateCompatibleBitmap(hdc_wnd, cx, cy);
+		HDC hdc = CreateCompatibleDC(hdc_wnd);
+		HBITMAP hbmp_old = SelectBitmap(hdc, hbmp);
+		ImageList_DrawEx(himl, _sys_idx, hdc, 0, 0, cx, cy, bk_color, CLR_DEFAULT, ILD_NORMAL);
+		SelectBitmap(hdc, hbmp_old);
+		DeleteDC(hdc);
+		return hbmp;
+	} else
+		return create_bitmap_from_icon(_hicon, hbrBkgnd, hdc_wnd);
+}
+
+HBITMAP create_bitmap_from_icon(HICON hIcon, HBRUSH hbrush_bkgnd, HDC hdc_wnd)
+{
+	HBITMAP hbmp = CreateCompatibleBitmap(hdc_wnd, 16, 16);
+
+	MemCanvas canvas;
+	BitmapSelection sel(canvas, hbmp);
+
+	RECT rect = {0, 0, 16, 16};
+	FillRect(canvas, &rect, hbrush_bkgnd);
+
+	DrawIconEx(canvas, 0, 0, hIcon, 16, 16, 0, hbrush_bkgnd, DI_NORMAL);
+
+	return hbmp;
+}
+
 
 int IconCache::s_next_id = ICID_DYNAMIC;
 
 
 void IconCache::init()
 {
-	_icons[ICID_NONE]		= Icon(IT_STATIC, ICID_NONE, 0);
+	_icons[ICID_NONE]		= Icon(IT_STATIC, ICID_NONE, (HICON)0);
 
 	_icons[ICID_FOLDER]		= Icon(ICID_FOLDER,		IDI_FOLDER);
 	//_icons[ICID_DOCUMENT] = Icon(ICID_DOCUMENT,	IDI_DOCUMENT);
@@ -181,11 +230,20 @@ const Icon& IconCache::extract(const String& path)
 
 	SHFILEINFO sfi;
 
-	if (SHGetFileInfo(path, 0, &sfi, sizeof(sfi), SHGFI_ICON|SHGFI_SMALLICON)) {	//@@ besser SHGFI_SYSICONINDEX ?
+#if 1	// use system image list
+	HIMAGELIST himlSys = (HIMAGELIST) SHGetFileInfo(path, 0, &sfi, sizeof(sfi), SHGFI_SYSICONINDEX|SHGFI_SMALLICON);
+
+	if (himlSys) {
+		_himlSys = himlSys;
+
+		const Icon& icon = add(sfi.iIcon/*, IT_SYSCACHE*/);
+#else
+	if (SHGetFileInfo(path, 0, &sfi, sizeof(sfi), SHGFI_ICON|SHGFI_SMALLICON)) {
 		const Icon& icon = add(sfi.hIcon, IT_CACHED);
+#endif
 
 		///@todo limit cache size
-		_pathMap[path] = icon._id;
+		_pathMap[path] = icon;
 
 		return icon;
 	} else
@@ -210,7 +268,7 @@ const Icon& IconCache::extract(LPCTSTR path, int idx)
 	if ((int)ExtractIconEx(path, idx, NULL, &hIcon, 1) > 0) {
 		const Icon& icon = add(hIcon, IT_CACHED);
 
-		_pathIdxMap[key] = icon._id;
+		_pathIdxMap[key] = icon;
 
 		return icon;
 	} else
@@ -242,16 +300,18 @@ const Icon& IconCache::add(HICON hIcon, ICON_TYPE type)
 	return _icons[id] = Icon(type, id, hIcon);
 }
 
+const Icon&	IconCache::add(int sys_idx/*, ICON_TYPE type=IT_SYSCACHE*/)
+{
+	int id = ++s_next_id;
+
+	return _icons[id] = SysCacheIcon(id, sys_idx);
+}
+
 const Icon& IconCache::get_icon(int id)
 {
 	return _icons[id];
 }
 
-HBITMAP	IconCache::get_icon_bitmap(int id, HBRUSH hbrBkgnd, HDC hdc)
-{
-	return create_bitmap_from_icon(_icons[id]._hIcon, hbrBkgnd, hdc);
-}
-
 void IconCache::free_icon(int icon_id)
 {
 	IconMap::iterator found = _icons.find(icon_id);
@@ -259,28 +319,10 @@ void IconCache::free_icon(int icon_id)
 	if (found != _icons.end()) {
 		Icon& icon = found->second;
 
-		if (icon._itype == IT_DYNAMIC) {
+		if (icon.destroy())
-			DestroyIcon(icon._hIcon);
 			_icons.erase(found);
 	}
 }
-}
-
-
-HBITMAP create_bitmap_from_icon(HICON hIcon, HBRUSH hbrush_bkgnd, HDC hdc_wnd)
-{
-	HBITMAP hbmp = CreateCompatibleBitmap(hdc_wnd, 16, 16);
-
-	MemCanvas canvas;
-	BitmapSelection sel(canvas, hbmp);
-
-	RECT rect = {0, 0, 16, 16};
-	FillRect(canvas, &rect, hbrush_bkgnd);
-
-	DrawIconEx(canvas, 0, 0, hIcon, 16, 16, 0, hbrush_bkgnd, DI_NORMAL);
-
-	return hbmp;
-}
 
 
 ResString::ResString(UINT nid)
@@ -295,17 +337,17 @@ ResString::ResString(UINT nid)
 
 ResIcon::ResIcon(UINT nid)
 {
-	_hIcon = LoadIcon(g_Globals._hInstance, MAKEINTRESOURCE(nid));
+	_hicon = LoadIcon(g_Globals._hInstance, MAKEINTRESOURCE(nid));
 }
 
 SmallIcon::SmallIcon(UINT nid)
 {
-	_hIcon = (HICON)LoadImage(g_Globals._hInstance, MAKEINTRESOURCE(nid), IMAGE_ICON, GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED);
+	_hicon = (HICON)LoadImage(g_Globals._hInstance, MAKEINTRESOURCE(nid), IMAGE_ICON, GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED);
 }
 
 ResIconEx::ResIconEx(UINT nid, int w, int h)
 {
-	_hIcon = (HICON)LoadImage(g_Globals._hInstance, MAKEINTRESOURCE(nid), IMAGE_ICON, w, h, LR_SHARED);
+	_hicon = (HICON)LoadImage(g_Globals._hInstance, MAKEINTRESOURCE(nid), IMAGE_ICON, w, h, LR_SHARED);
 }
 
 

reactos/subsys/system/explorer/globals.h

@@ -44,7 +44,7 @@ enum ICON_TYPE {
 	IT_STATIC,
 	IT_CACHED,
 	IT_DYNAMIC,
-	IT_SYSCACHE	///@todo
+	IT_SYSCACHE
 };
 
 enum ICON_ID {
@@ -73,16 +73,35 @@ enum ICON_ID {
 };
 
 struct Icon {
-	ICON_ID	_id;
-	ICON_TYPE _itype;
-	HICON	_hIcon;
-
 	Icon();
 	Icon(ICON_ID id, UINT nid);
 	Icon(ICON_TYPE itype, int id, HICON hIcon);
+	Icon(ICON_TYPE itype, int id, int sys_idx);
+
+	operator ICON_ID() const {return _id;}
+
+	void	draw(HDC hdc, int x, int y, int cx, int cy, COLORREF bk_color, HBRUSH bk_brush) const;
+	HBITMAP	create_bitmap(COLORREF bk_color, HBRUSH hbrBkgnd, HDC hdc_wnd) const;
+
+	int		get_sysiml_idx() const {return _itype==IT_SYSCACHE? _sys_idx: -1;}
+
+	bool	destroy() {if (_itype == IT_DYNAMIC) {DestroyIcon(_hicon); return true;} else return false;}
+
+protected:
+	ICON_ID	_id;
+	ICON_TYPE _itype;
+	HICON	_hicon;
+	int		_sys_idx;
+};
+
+struct SysCacheIcon : public Icon {
+	SysCacheIcon(int id, int sys_idx)
+	 :	Icon(IT_SYSCACHE, id, sys_idx) {}
 };
 
 struct IconCache {
+	IconCache() : _himlSys(0) {}
+
 	void	init();
 
 	const Icon&	extract(const String& path);
@@ -90,9 +109,10 @@ struct IconCache {
 	const Icon&	extract(IExtractIcon* pExtract, LPCTSTR path, int idx);
 
 	const Icon&	add(HICON hIcon, ICON_TYPE type=IT_DYNAMIC);
+	const Icon&	add(int sys_idx/*, ICON_TYPE type=IT_SYSCACHE*/);
 
 	const Icon&	get_icon(int icon_id);
-	HBITMAP	get_icon_bitmap(int icon_id, HBRUSH hbrBkgnd, HDC hdc);
+	HIMAGELIST get_sys_imagelist() const {return _himlSys;}
 
 	void	free_icon(int icon_id);
 
@@ -108,6 +128,8 @@ protected:
 	typedef pair<String, int> CachePair;
 	typedef map<CachePair, ICON_ID> PathIdxMap;
 	PathIdxMap _pathIdxMap;
+
+	HIMAGELIST _himlSys;
 };
 
 
@@ -151,10 +173,10 @@ struct ResIcon
 {
 	ResIcon(UINT nid);
 
-	operator HICON() const {return _hIcon;}
+	operator HICON() const {return _hicon;}
 
 protected:
-	HICON	_hIcon;
+	HICON	_hicon;
 };
 
  /// convenient loading of small (16x16) icon resources
@@ -162,10 +184,10 @@ struct SmallIcon
 {
 	SmallIcon(UINT nid);
 
-	operator HICON() const {return _hIcon;}
+	operator HICON() const {return _hicon;}
 
 protected:
-	HICON	_hIcon;
+	HICON	_hicon;
 };
 
  /// convenient loading of icon resources with specified sizes
@@ -173,10 +195,10 @@ struct ResIconEx
 {
 	ResIconEx(UINT nid, int w, int h);
 
-	operator HICON() const {return _hIcon;}
+	operator HICON() const {return _hicon;}
 
 protected:
-	HICON	_hIcon;
+	HICON	_hicon;
 };
 
  /// set big and small icons out of the resources for a window

reactos/subsys/system/explorer/shell/entries.cpp

@@ -315,7 +315,7 @@ void Entry::extract_icon()
 	ICON_ID icon_id = ICID_NONE;
 
 	if (get_path(path))
-		icon_id = g_Globals._icon_cache.extract(path)._id;
+		icon_id = g_Globals._icon_cache.extract(path);
 
 	if (icon_id == ICID_NONE) {
 		IExtractIcon* pExtract;
@@ -325,12 +325,12 @@ void Entry::extract_icon()
 
 			if (SUCCEEDED(pExtract->GetIconLocation(GIL_FORSHELL, path, MAX_PATH, &idx, &flags))) {
 				if (flags & GIL_NOTFILENAME)
-					icon_id = g_Globals._icon_cache.extract(pExtract, path, idx)._id;
+					icon_id = g_Globals._icon_cache.extract(pExtract, path, idx);
 				else {
 					if (idx == -1)
 						idx = 0;	// special case for some control panel applications ("System")
 
-					icon_id = g_Globals._icon_cache.extract(path, idx)._id;
+					icon_id = g_Globals._icon_cache.extract(path, idx);
 				}
 
 			/* using create_absolute_pidl() [see below] results in more correct icons for some control panel applets ("NVidia").
@@ -363,8 +363,13 @@ void Entry::extract_icon()
 			const ShellPath& pidl_abs = create_absolute_pidl();
 			LPCITEMIDLIST pidl = pidl_abs;
 
-			if (SHGetFileInfo((LPCTSTR)pidl, 0, &sfi, sizeof(sfi), SHGFI_PIDL|SHGFI_ICON|SHGFI_SMALLICON))	//@@ besser SHGFI_SYSICONINDEX ?
+			HIMAGELIST himlSys = (HIMAGELIST) SHGetFileInfo((LPCTSTR)pidl, 0, &sfi, sizeof(sfi), SHGFI_SYSICONINDEX|SHGFI_PIDL|SHGFI_SMALLICON);
+			if (himlSys)
+				icon_id = g_Globals._icon_cache.add(sfi.iIcon);
+			/*
+			if (SHGetFileInfo((LPCTSTR)pidl, 0, &sfi, sizeof(sfi), SHGFI_PIDL|SHGFI_ICON|SHGFI_SMALLICON))
 				icon_id = g_Globals._icon_cache.add(sfi.hIcon)._id;
+			*/
 		}
 	}
 

reactos/subsys/system/explorer/shell/pane.cpp

@@ -502,7 +502,7 @@ void Pane::draw_item(LPDRAWITEMSTRUCT dis, Entry* entry, int calcWidthCol)
 				cx = IMAGE_WIDTH;
 
 			if (entry->_icon_id > ICID_NONE)
-				DrawIconEx(dis->hDC, img_pos, dis->rcItem.top, g_Globals._icon_cache.get_icon(entry->_icon_id)._hIcon, cx, GetSystemMetrics(SM_CYSMICON), 0, 0, DI_NORMAL);
+				g_Globals._icon_cache.get_icon(entry->_icon_id).draw(dis->hDC, img_pos, dis->rcItem.top, cx, GetSystemMetrics(SM_CYSMICON), bkcolor, 0);
 			else
 				ImageList_DrawEx(_himl, img, dis->hDC,
 								 img_pos, dis->rcItem.top, cx,

reactos/subsys/system/explorer/taskbar/quicklaunch.cpp

@@ -113,6 +113,9 @@ void QuickLaunchBar::AddShortcuts()
 	ShellFolder desktop_folder;
 	WindowCanvas canvas(_hwnd);
 
+	COLORREF bk_color = GetSysColor(COLOR_BTNFACE);
+	HBRUSH bk_brush = GetSysColorBrush(COLOR_BTNFACE);
+
 	TBBUTTON btn = {0, 0, TBSTATE_ENABLED, BTNS_BUTTON|BTNS_NOPREFIX, {0, 0}, 0, 0};
 
 	for(Entry*entry=_dir->_down; entry; entry=entry->_next) {
@@ -122,7 +125,7 @@ void QuickLaunchBar::AddShortcuts()
 
 			 // hide subfolders
 			if (!(entry->_data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
-				HBITMAP hbmp = g_Globals._icon_cache.get_icon_bitmap(entry->_icon_id, GetSysColorBrush(COLOR_BTNFACE), canvas);
+				HBITMAP hbmp = g_Globals._icon_cache.get_icon(entry->_icon_id).create_bitmap(bk_color, bk_brush, canvas);
 
 				TBADDBITMAP ab = {0, (UINT_PTR)hbmp};
 				int bmp_idx = SendMessage(_hwnd, TB_ADDBITMAP, 1, (LPARAM)&ab);

reactos/subsys/system/explorer/taskbar/startmenu.cpp

@@ -1117,21 +1117,22 @@ void DrawStartMenuButton(HDC hdc, const RECT& rect, LPCTSTR title, HICON hIcon,
 		++textRect.right;	++textRect.bottom;
 	}
 
-	int bk_color = COLOR_BTNFACE;
+	int bk_color_idx = COLOR_BTNFACE;
-	int text_color = COLOR_BTNTEXT;
+	int text_color_idx = COLOR_BTNTEXT;
 
 	if (has_focus) {
-		bk_color = COLOR_HIGHLIGHT;
+		bk_color_idx = COLOR_HIGHLIGHT;
-		text_color = COLOR_HIGHLIGHTTEXT;
+		text_color_idx = COLOR_HIGHLIGHTTEXT;
 	}
 
-	HBRUSH bk_brush = GetSysColorBrush(bk_color);
+	COLORREF bk_color = GetSysColor(bk_color_idx);
+	HBRUSH bk_brush = GetSysColorBrush(bk_color_idx);
 
 	if (title)
 		FillRect(hdc, &rect, bk_brush);
 
 	if (btn._icon_id > ICID_NONE)
-		DrawIconEx(hdc, iconPos.x, iconPos.y, g_Globals._icon_cache.get_icon(btn._icon_id)._hIcon, 16, 16, 0, bk_brush, DI_NORMAL);
+		g_Globals._icon_cache.get_icon(btn._icon_id).draw(hdc, iconPos.x, iconPos.y, 16, 16, bk_color, bk_brush);
 
 	 // draw submenu arrow at the right
 	if (btn._hasSubmenu) {
@@ -1149,7 +1150,7 @@ void DrawStartMenuButton(HDC hdc, const RECT& rect, LPCTSTR title, HICON hIcon,
 		if (!btn._enabled)	// dis->itemState & (ODS_DISABLED|ODS_GRAYED)
 			DrawGrayText(hdc, &textRect, title, DT_SINGLELINE|DT_NOPREFIX|DT_VCENTER);
 		else {
-			TextColor lcColor(hdc, GetSysColor(text_color));
+			TextColor lcColor(hdc, GetSysColor(text_color_idx));
 			DrawText(hdc, title, -1, &textRect, DT_SINGLELINE|DT_NOPREFIX|DT_VCENTER);
 		}
 	}