Control.java

import java.awt.*;
import java.awt.image.*;
import java.util.*;

abstract class Control extends Object
{
	protected	int			xPos,yPos,width,height,value,minValue,maxValue,refCon,hiliteState;
	protected	boolean 	visible;
	protected	NewWindow	theWindow;
	protected	String		Title;

	public Control()
	{
	}
	
	public void add2Window(Rectangle theRect,String theTitle,boolean isVisible,int theValue,int min,int max,int theRefCon,NewWindow Win)
	{
		xPos = theRect.x;
		yPos = theRect.y;
		width = theRect.width;
		height = theRect.height;
		Title = theTitle;
		visible = isVisible;
		value = theValue;
		minValue = min;
		maxValue = max;
		refCon = theRefCon;
		theWindow = Win;
		if (theWindow.highlighted) hiliteState = 255;
		else hiliteState = 0;
		
		SetSize();
		Draw();
	}

	public void Draw()
	{
		int			i = 0;
		NewWindow	Temp;
		boolean		okDraw = false;
		
		if (theWindow.visible & this.visible)
		{
			DrawIt();
			theWindow.UpdateGraphicsPort();
		}
	}
	
	abstract protected void SetSize();
	abstract protected void DrawIt();
	abstract public int TrackControl(Point location);

	public int GetControlValue()
	{
		return value;
	}

	public void SetControlValue(int theValue)
	{
		value = theValue;
		Draw();
	}
	
	public void HiliteControl(int theValue)
	{
		if (theValue != hiliteState)
		{
			hiliteState = theValue;
			Draw();
		}
	}
}