Use com.nomagic.magicdraw.core.GUILog class to show various simple UI dialogs.
Error dialog
Use GUILog.showError(java.lang.String)
Use GUILog.showError(java.awt.Frame, java.lang.String, java.lang.Throwable) to show error dialog with exception stack trace
Warning dialog
Use GUILog.showWarning(java.lang.String)
Question dialog
Use GUILog.showQuestion(java.lang.String)
Message dialog
Use GUILog.showMessage(java.lang.String)
Use GUILog.showHTMLMessage(java.lang.String, GUILog.URLActionHandler) to show html message with some active links
Log messages into Message Window
Use GUILog.log(java.lang.String) to add some information into a Message Window
See Showing notifications, adding text into Message Window for more information about showing Notifications and appending text into a Message Window
For more information about other API choices see javadoc.