import java.awt.*;

public class ta extends java.applet.Applet
{
boolean started = false;

public void start()
	{
	if (started)
		return;
	started=true;
	new top(this);
	}
}


class top extends Frame
{
Frame frame;
Button button;
Canvas canvas;
Checkbox cb1;
Choice choice;
Label label;
List list;
Scrollbar scrollbar;
TextArea textarea;
TextField textfield;

Label event_label;
Button colorize_button, redraw_button, colorize_frame_same,
	colorize_frame_diff, fake_expose;
repTile r;
Label browserlabel;
java.applet.Applet app;

public top(java.applet.Applet app)
	{
	this.app = app;
	frame = this;
	r = new repTile();
	frame.setLayout(r);

	r.setStretchy(-1,9);

	int row = 1;

	String s = app.getParameter("browser");
	if (s == null)
		s = "You did not start this applet from the cgi-bin";
	else
		s = "Your browser is "+s;
	browserlabel = new Label(s);
	frame.add(browserlabel);
	r.setConstraints(row,0,row,10,"",browserlabel);

	row++;

	event_label = new Label("last event: none");
	frame.add(event_label);
	r.setConstraints(row,0,row,10,"",event_label);

	row++;

	scrollbar = new Scrollbar(Scrollbar.HORIZONTAL, 0, 64, 0, 255);
System.out.println("scrollbar = "+scrollbar);
	frame.add(scrollbar);
	r.setConstraints(row,0,row,10,"",scrollbar);

	row++;

	button = new Button("button");
	frame.add(button);
	r.setConstraints(row,0,row,0,"",button);

	cb1 = new Checkbox("one checkbox");
	frame.add(cb1);
	r.setConstraints(row,1,row,1,"",cb1);

	row++;

	canvas = new Canvas();
	canvas.resize(100,100);
	frame.add(canvas);
	r.setConstraints(row,0,row,0,"",canvas);

	row++;

	choice = new Choice();
	choice.addItem("first");
	choice.addItem("second");
	choice.addItem("third");
	frame.add(choice);
	r.setConstraints(row,0,row,0,"",choice);

	label = new Label("this is a label");
	frame.add(label);
	r.setConstraints(row,1,row,1,"",label);

	list = new List(3,true);
	list.addItem("first");
	list.addItem("second");
	list.addItem("third");
	frame.add(list);
	r.setConstraints(row,2,row,2,"",list);

	row++;
	
	textarea = new TextArea("here is some\ntext in a\nTextArea\nmake "+
		"sure there\nare several lines\n",2,10);
	frame.add(textarea);

	r.setConstraints(row,0,row,0,"",textarea);
	
	textfield = new TextField("here is a lot of text in a text field", 10);
	frame.add(textfield);
	r.setConstraints(row,1,row,1,"",textfield);

	row ++;

	int col = 0;

	colorize_button = new Button("Change colors of objects");
	frame.add(colorize_button);
	r.setConstraints(row,col,row,col,"",colorize_button);

	col ++;
	redraw_button = new Button("Redraw");
	frame.add(redraw_button);
	r.setConstraints(row,col,row,col,"",redraw_button);

	col ++;
	fake_expose = new Button("Fake Expose event");
	frame.add(fake_expose);
	r.setConstraints(row,col,row,col,"",fake_expose);

	col ++;
	col ++;
	colorize_frame_same = new Button("Color Frame with same color");
	frame.add(colorize_frame_same);
	r.setConstraints(row,col,row,col,"",colorize_frame_same);

	col ++;
	colorize_frame_diff = new Button("Color Frame with different color");
	frame.add(colorize_frame_diff);
	r.setConstraints(row,col,row,col,"",colorize_frame_diff);

	frame.resize(400,100);
	frame.show();
	frame.validate();


System.out.println("we are done");
	}

int color_set = 0;

public boolean handleEvent(Event e)
	{
	if (e.id == Event.ACTION_EVENT) 
		if (e.target == colorize_button)
			{
			color_set ++;
			colorize( button);
			colorize( canvas);
			colorize( cb1);
			colorize( choice);
			colorize( label);
			colorize( list);
			colorize( scrollbar);
			colorize( textarea);
			colorize( textfield);
			}
		else if (e.target == redraw_button)
			{
			// this.paintAll(this.getGraphics());
			this.repaint((long)0);
			}
		else if (e.target == colorize_frame_same)
			{
			colorize(frame);
			}
		else if (e.target == colorize_frame_diff)
			{
			color_set ++;
			colorize(frame);
			}
		else if (e.target == fake_expose)
			{
			Event e1 = new Event( this, 
				e.when, Event.WINDOW_EXPOSE, 0, 0,
				0, 0, this);
			super.handleEvent(e1);
			}
	switch (e.id)
		{
	case Event.ACTION_EVENT:
	case Event.SCROLL_ABSOLUTE:
	case Event.SCROLL_LINE_DOWN:
	case Event.SCROLL_LINE_UP:
	case Event.SCROLL_PAGE_DOWN:
	case Event.SCROLL_PAGE_UP:
	case Event.WINDOW_DESTROY:
	case Event.LIST_SELECT:
	case Event.LIST_DESELECT:
		event_label.setText("last event: "+e.toString());
		}
	return false;
	}

public void colorize(Component c)
	{
	System.out.println("color set "+color_set);
	if (color_set >= 3)
		color_set = 0;
	switch (color_set)
		{
	case 0:
		c.setForeground(Color.red);
		c.setBackground(Color.yellow);
		break;
	case 1:
		c.setForeground(Color.white);
		c.setBackground(Color.red);
		break;
	case 2:
		c.setForeground(Color.green);
		c.setBackground(Color.white);
		break;
		}
	}


}