xmessage - display a message or query in a window (X-based /bin/echo)
xmessage [-buttons label1[:value1],label2[:value2],...] [options] -file filename
xmessage [-buttons label1[:value1],label2[:value2],...] [options] message ...
These are the command line options that
This option will cause
one button for each comma-separated
The corresponding resource is
consists of a label optionally followed by a colon and
an exit value. The label is the name of the Command button widget created
and will be the default text displayed to the user. Since this is the name
of the widget it may be used to change any of the resources associated with
that button. The exit value will be returned by
if that button is selected. The default exit value is 100 plus the button
number. Buttons are numbered from the left starting with one. The default
string if no
option is given is
Defines the button with a matching
to be the default. If not specified there is no default. The corresponding
defaultButton. Pressing Return anywhere in
window will activate the default button. The
default button has a wider border than the others.
File to display. The corresponding resource is
reads from standard input. If this option is not supplied,
will display all non-option arguments in the style of
or a message on the command line
should be provided, but not both.
This will cause the program to print the label of the button
pressed to standard output. Equivalent to setting the
resource to TRUE. This is one way to get feedback as to which button
The xmessage program displays a window containing a message from the command line, a file, or standard input. Along the lower edge of the message is row of buttons; clicking the left mouse button on any of these buttons will cause xmessage to exit. Which button was pressed is returned in the exit status and, optionally, by writing the label of the button to standard output.
is typically used by shell scripts to display
information to the user or to ask the user to make a choice.
Knowing the name and position in the hierarchy of each widget is useful when specifying resources for them. In the chart below, the class and name of each widget is given.
Xmessage (xmessage) Form form Label message Command (label1) Command (label2) . . .
has a few top-level application resources
that allow customizations that are specific to
A String resource specifying the file to display.
A String resource specifying the buttons to display. See the
A String resource specifying a default button by label.
A Boolean resource that determines whether or not the label
of the button pressed to exit the program is printed. The default is FALSE.
exit immediately with an exit status of
(default 0). This action can be used with translations to provide alternate
ways of exiting
exit immediately with the exit status specified by the default
button. If there is no default button, this action has no effect.
If it detects an error,
returns 1, so this
value should not be used with a button.
Chris Peterson, MIT Project Athena Stephen Gildea, MIT X Consortium