Source code of Windows XP (NT5)
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20 lines
686 B

#define SETWINDOWPOINTER(hwnd, name, p) SetWindowLongPtr(hwnd, 0, (LONG_PTR)p)
#define GETWINDOWPOINTER(hwnd, name) ((name)GetWindowLongPtr(hwnd, 0))
#define ALLOCWINDOWPOINTER(name, size) ((name)LocalAlloc(LPTR, size))
#define FREEWINDOWPOINTER(p) LocalFree((HLOCAL)p)
#define GETWINDOWID(hwnd) GetWindowLong(hwnd, GWLP_ID)
#define DRAGSIZECLASSNAME TEXT("DragSizeWindow")
HWND WINAPI CreateDragSizeWindow(LONG style, int x, int y, int wid, int hgt, HWND hwndParent, LONG wID);
BOOL FAR PASCAL InitDragSizeClass(void);
#define DSM_DRAGPOS (WM_USER)
#define DSN_BEGINDRAG (0)
#define DSN_DRAGGING (1)
#define DSN_ENDDRAG (2)
#define DSN_NCCREATE (3)