instructionsscreen.java

来自「J2ME MIDP_Example_Applications」· Java 代码 · 共 72 行

// Copyright 2003 Nokia Corporation. 
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// unnamed package

import javax.microedition.lcdui.*;


class InstructionsScreen
    extends Form
    implements CommandListener
{
    private final HawkMIDlet parent;
    private final Command backCommand;

    private static final String instructions =
        "This is an early prototype of an action game.\n\n" +
        "In this version, all you can do is move around and fire.";


    InstructionsScreen(HawkMIDlet parent)
    {
        super("Instructions");
        this.parent = parent;

        append(new StringItem(null, instructions));

        backCommand = new Command("Back", Command.BACK, 1);
        addCommand(backCommand);
        setCommandListener(this);
    }
    

    public void commandAction(Command c, Displayable d)
    {
        // There is only one command: Back
        parent.instructionsBack();
    }
}