messagebox Open a message box.

## Syntax

                [btn] = messagebox(msg)
                [btn] = messagebox(msg, msgboxtitle)
                [btn] = messagebox(msg, msgboxtitle, msgboxicon)
                [btn] = messagebox(msg, msgboxtitle, msgboxicon)
                [btn] = messagebox(msg, msgboxtitle, msgboxicon, buttons)
                [btn] = messagebox(msg, msgboxtitle, msgboxicon, buttons, ismodal)

## Arguments

msg

  Matrix of strings: the message box displays each entry of this matrix (one entry per line).

msgboxtitle

  String: the title of the message box (default value is "Scilab Message").

msgboxicon

  String: the name of the icon to be displayed in the message box, its possible values are:

  - "error"

  - "hourglass"

  - "info"

  - "passwd"

  - "question"

  - "warning"

  - "scilab": default icon

buttons

  1xn vector of strings: the names of the buttons to be displayed in the message box. By default, only one button is displayed with label "OK".

modal

  String: "modal" to create a modal dialog, any other string to create a non-modal dialog. Please note that "modal" can replace any of the other input arguments except msg (See examples).

btn

  Scalar: number of the button that the user pressed (1 is the leftmost button) for a modal dialog, 0 else.

## Description

Creates a dialog window to display a message waiting or not for a user action.

## Examples

    // Simple example
    messagebox("Single line message")

    // Multi line message with title
    messagebox(["Multi-line" "message"], "User defined title")

    // Icon specified by the user
    messagebox("An error message", "Error", "error")

    // Buttons labels + "modal" replaces title
    messagebox("Have you seen this beautiful message", "modal", "info", ["Yes" "No"])

    // "modal" given as fifth input argument
    messagebox("An error message", "Error", "error", ["Continue" "Stop"], "modal")