This class illustrates the implementation of a simple MIDlet that initially
displays a "HelloWorld" message to the screen and allows the user to edit
that message.
Creates an instance of TextScreen if one has not already been
created and tells the framework to set this instance of TextScreen
as the current screen.
stringItem -
Variable in class com.nokia.midp.examples.lcdui.helloworldplus.TextScreen
Reference to the string item added to the form for displaying a message.