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Last-Modified: Tue, 21 May 1996 20:08:40 GMT

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//****************************************************************************

// ---- version information ----

//

// ImageButton.java      v 1.00 b1

// Written by:           I. van Rienen / E-mail ivr@bart.nl

// URL:                  http://www/bart.nl/~ivr

// Initial release:

// Released in public domain:

//

// ---- Description ----

// Java class containing methods for creating and maintaining an ImageButton

//

// This program and the Java source is in the public domain.

// Permission to use, copy, modify, and distribute this software

// and its documentation for NON-COMMERCIAL purposes and

// without fee is hereby granted.

//

//    Copyright 1996

//

//    Iwan van Rienen

//    Joan Maetsuyckerstr. 145

//    2593 ZG  The Hague

//    The Netherlands

//

// I am not responsible for any bugs in this program and

// possible damage to hard- or software when using this program.

//****************************************************************************

import java.awt.*;

import java.awt.image.*;

import java.util.Vector;



class ImageButton {

    protected int Xpos;

    protected boolean selected;

    protected boolean pressed;

    protected boolean enabled;

    protected String Name;



//----------------------------------------------------------------------------

// Construct a new ImageButton with the specified name.

//----------------------------------------------------------------------------

    public ImageButton (String name, int x) {

        Xpos = x;

        selected = false;

        pressed = false;

        enabled = false;

        Name = name;

    }



//----------------------------------------------------------------------------

// return the name of this ImageButton.

//----------------------------------------------------------------------------

    public String getName () {

        return Name;

    }



//----------------------------------------------------------------------------

// Check if this button is pressed

//----------------------------------------------------------------------------

    public boolean CheckIfPressed (int x, int y) {

        if (y < 0 || y > 24) return false;

        x -= Xpos;

        if (x < 0 || x > 24) return false;

        if (enabled) {

            pressed = true;

            return true;

        }

        return false;

    }



//----------------------------------------------------------------------------

// Draw this button

//----------------------------------------------------------------------------

    public void Draw(Graphics g) {

        int Yoffset;



        if (!enabled) {

            Yoffset = 24;

        } else if (pressed) {

            Yoffset = 72;

        } else if (selected) {

            Yoffset = 96;

        } else {

            Yoffset = 48;

        }

        g.copyArea (Xpos, Yoffset, 24, 24, 0, -Yoffset);

    }



//----------------------------------------------------------------------------

// Select the button

//----------------------------------------------------------------------------

    public void Select() {

        if (enabled) {

            pressed = false;

            selected = true;

        }

    }



//----------------------------------------------------------------------------

// Unselect the button

//----------------------------------------------------------------------------

    public void Unselect() {

        pressed = false;

        selected = false;

    }



//----------------------------------------------------------------------------

// Enable the button

//----------------------------------------------------------------------------

public void Enable() {

        pressed = false;

        enabled = true;

    }



//----------------------------------------------------------------------------

// Disable the button

//----------------------------------------------------------------------------

    public void Disable() {

        pressed = false;

        enabled = false;

    }

}