XtPopdown
NAME
XtPopdown, XtCallbackPopdown - unmap a pop-up
SYNTAX
void XtPopdown(Widget popup_shell);
void XtCallbackPopdown(Widget w, XtPointer client_data, XtPointer
call_data);
void MenuPopdown(String shell_name);
ARGUMENTS
call_data
Specifies the callback data,
which is not used by this procedure.
client_data
Specifies a pointer to the
structure.
popup_shell
Specifies the widget shell.
shell_name
Specifies the name of the widget shell to pop .
w
Specifies the widget.
DESCRIPTION
The
function performs the following:
Calls
to ensure popup_shell is a subclass of
Checks that popup_shell is currently popped_up;
otherwise, it generates an error.
Unmaps popup_shell's window.
If popup_shell's grab_kind is either
or
it calls
Sets pop-up shell's popped_up field to
Calls the callback procedures on the shell's popdown_callback list.
The
function casts the client data parameter to an
pointer:
typedef struct {
Widget shell_widget;
Widget enable_widget;
} XtPopdownIDRec, *XtPopdownID;
The shell_widget is the pop-up shell to pop down,
and the enable_widget is the widget that was used to pop it up.
calls
with the specified shell_widget
and then calls
to resensitize the enable_widget.
If a shell name is not given,
calls
with the widget for which the translation is specified.
If a shell_name is specified in the translation table,
tries to find the shell by looking up the widget tree starting at the
parent of the widget in which it is invoked.
If it finds a shell with the specified name in the pop-up children
of that parent,
it pops down the shell;
otherwise, it moves up the parent chain as needed.
If
gets to the application top-level shell widget
and cannot find a matching shell,
it generates an error.
SEE ALSO
XtCreatePopupShell(3Xt),
XtPopup(3Xt)
