Интерактивная система просмотра системных руководств (man-ов)
XDefineCursor (3)
>> XDefineCursor (3) ( Разные man: Библиотечные вызовы )
NAME
XDefineCursor, XUndefineCursor - define cursors
SYNTAX
int XDefineCursor(Display *display, Window w, Cursor
cursor);
int XUndefineCursor(Display *display, Window w);
ARGUMENTS
cursor
Specifies the cursor that is to be displayed or
None.
display
Specifies the connection to the X server.
w
Specifies the window.
DESCRIPTION
If a cursor is set, it will be used when the pointer is in the window.
If the cursor is
None,
it is equivalent to
XUndefineCursor.
XDefineCursor
can generate
BadCursor
and
BadWindow
errors.
The
XUndefineCursor
function undoes the effect of a previous
XDefineCursor
for this window.
When the pointer is in the window,
the parent's cursor will now be used.
On the root window,
the default cursor is restored.
XUndefineCursor
can generate a
BadWindow
error.
DIAGNOSTICS
BadAlloc
The server failed to allocate the requested resource or server memory.
BadCursor
A value for a Cursor argument does not name a defined Cursor.
BadWindow
A value for a Window argument does not name a defined Window.
