cximage/src/demo/enumwnd.h

//global structures for task enumeration
typedef struct _TASK_LIST {
    DWORD       dwProcessId;
    DWORD       dwInheritedFromProcessId;
    BOOL        flags;
    HWND      hwnd;
    CHAR        ProcessName[MAX_PATH];
    CHAR        WindowTitle[MAX_PATH];
} TASK_LIST, *PTASK_LIST;

typedef struct _TASK_LIST_ENUM {
    PTASK_LIST  tlist;
    DWORD       numtasks;
} TASK_LIST_ENUM, *PTASK_LIST_ENUM;