Description

Prompts the user with a window displaying a message and Yes/No/Ok/Cancel buttons.

Calling this command halts script execution until the user clicks on one of the buttons, or dismisses the window using the ESC key. Choices of button combinations are OK, OK/Cancel, Yes/No, and Yes/No/Cancel. The return value holds the code to the button that the user selected. If no button options are specified, an OK button only is displayed.

Here is a list of buttons and their codes/return values:

Button	Return Code
OK/Yes	1
No	0
Cancel	-1

Functional area

Interface

Command syntax

Syntax

messagePrompt "message"[-okCancel integer] [-yesNo integer] [-yesNoCancel integer]

Arguments

Name	Type	Required	Comments
`message`	string	yes	Message to display to the user.

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Flags

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Name	Flag arguments	Argument type	Exclusive to	Comments
`okCancel`	1	integer	yesNo, yesNoCancel	Displays an OK and a Cancel button. Integer value specifies the "default" button.
`yesNo`	1	integer	okCancel, yesNoCancel	Displays a Yes and a No button. Integer value specifies the "default" button.
`yesNoCancel`	1	integer	okCancel, yesNo	Displays a Yes, a No, and a Cancel button. Integer value specifies the "default" button.

Return value

integer

Examples

// Prompt the user with a message and proceed according
// to the button that was clicked. Make No the default button
int $returnCode;
boolean $shouldSave;
$returnCode = `messagePrompt "Not all nodes are selected for export.\n\n Do you still want to save?" -yesNoCancel 0`;
switch( $returnCode )
{
   case -1: // User clicked Cancel. Exit the script
            return; 
   case 0:  // User clicked No. Don't save
            $shouldSave = false; 
            break; 
   case 1:  // User clicked Yes. Can proceed with save 
            $shouldSave = true; 
            break;
}
// Save if it's safe to save, according to the user.
$if( $shouldSave )
{ 
   saveFile -s;

}

Additional information

Related commands

createWindow

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