Windows directory

You can get windows directory be calling GetWindowsDirectory API function.

Example:

- Drop a Label and a Button.
- At buttons OnClick event write:

var
WinDir: PChar;
begin
WinDir:= StrAlloc(100);
GetWindowsDirectory(WinDir, 100);
Label1.Caption:= WinDir;
StrDispose(WinDir);

Notes:

- Befor you pass WinDir variable to GetWindowsDirectory function you must allocate
space in memory for WinDir using SetLength procedure.

- Most of API functions deal with Null-terminated strings, so that you must typecast
AnsiString to Null-terminated string by using PChar type such as:

PChar(WinDir);

- In Windows directory you will find most of Windows applications such as MSPain,
WordPad, NotePad, and many others.

See also:

Windows temporary directory
User name and computer name