获取当前视觉主题名称

获取当前视觉主题名称
　
...get the name of the current visual style, the color scheme name and size name (XP)?
Author: David B. Ferguson
　
uses ComObj, SyncObjs;
var
GetCurrentThemeName: function (pszThemeFileName: LPWSTR; cchMaxNameChars: Integer;
pszColorBuff: LPWSTR; cchMaxColorChars: Integer; pszSizeBuff: LPWSTR;
cchMaxSizeChars: Integer): HRESULT; stdcall;
procedure TForm1.Button1Click(Sender: TObject);
var
FileName, ColorScheme, SizeName: WideString;
hThemeLib: THandle;
begin
try
hThemeLib := LoadLibrary('uxtheme.dll');
if hThemeLib > 0 then
GetCurrentThemeName := GetProcAddress(hThemeLib, 'GetCurrentThemeName');
if Assigned(GetCurrentThemeName) then
begin
SetLength(FileName, 255);
SetLength(ColorScheme, 255);
SetLength(SizeName, 255);
OleCheck(GetCurrentThemeName(PWideChar(FileName), 255,
PWideChar(ColorScheme), 255, PWideChar(SizeName), 255));
// show the the theme path and file name.
ShowMessage(PWideChar(FileName));
// show the color scheme name
ShowMessage(PWideChar(ColorScheme));
// show the size name
ShowMessage(PWideChar(SizeName));
end;
finally
FreeLibrary(hThemeLib);
end;
end;