[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'Dialogs' (#lcl)

ShowMessage

Displays the specified message text.

Declaration

Source position: dialogs.pp line 730

procedure ShowMessage(

  const aMsg: string

);

Arguments

aMsg

  

A string constant containing the message to be shown.

Description

The simplest message dialog: takes a simple string as argument, displays it in a box, and waits for a mouse-click or enter-key event before returning to the calling routine or program.

This is a modal procedure call; the box is displayed, receives focus, and does not relinquish focus until the OK box is clicked or otherwise selected.

See also

TApplication.MessageBox

  

Display an message dialog with response buttons.

Example

 
 Program LazMessage;
 Uses Dialogs;
 begin
   ShowMessage ('This is a message from Lazarus')
 end.
Version 3.2 Generated 2024-02-25 Home