package buttonbox;

import org.gnu.gtk.Button;
import org.gnu.gtk.ButtonBox;
import org.gnu.gtk.ButtonBoxStyle;
import org.gnu.gtk.Frame;
import org.gnu.gtk.Gtk;
import org.gnu.gtk.GtkStockItem;
import org.gnu.gtk.HBox;
import org.gnu.gtk.HButtonBox;
import org.gnu.gtk.VBox;
import org.gnu.gtk.VButtonBox;
import org.gnu.gtk.Window;
import org.gnu.gtk.WindowType;
import org.gnu.gtk.event.LifeCycleEvent;
import org.gnu.gtk.event.LifeCycleListener;

/**
 * An example application demonstrating the ButtonBox widgets.
 * This creates a number of button boxes displaying the various properties of
 * the boxes.
 * The actual buttonboxes (and enclosing frames) are created using the createBox
 * method for conveniance.
 */
public class ButtonBoxes{
  public static void main(String[] args) {
    Gtk.init(args);

	// Construct the window
    Window window = new Window(WindowType.TOPLEVEL);
	window.setTitle("Java-Gnome ButtonBox Example");
	window.setBorderWidth(10);
	window.addListener(new LifeCycleListener() {
		public void lifeCycleEvent(LifeCycleEvent event) {}
		public boolean lifeCycleQuery(LifeCycleEvent event) {
			if (event.isOfType(LifeCycleEvent.Type.DESTROY) || 
					event.isOfType(LifeCycleEvent.Type.DELETE)) {
					Gtk.mainQuit();
			}
			return false;
		}
	});

	
	// Create a Vbox to organise the screen
	VBox mainVBox = new VBox(false, 0);
	window.add(mainVBox);

	// The two types of buttonbox will be enclosed in frames.
	Frame horizFrame = new Frame("Horizontal Button Boxes");
	Frame vertFrame = new Frame("Vertical Button Boxes");

	// Add those frames to the main window
	mainVBox.packStart(horizFrame, true, true, 10);
	mainVBox.packStart(vertFrame, true, true, 10);
	
	// Create Boxes within those frames for drawing the individual buttonboxes
	VBox horiz = new VBox(false, 0);
	HBox vert = new HBox(false, 0);
	horiz.setBorderWidth(10);
	vert.setBorderWidth(10);
	horizFrame.add(horiz);
	vertFrame.add(vert);

	// Add horizontal boxes
	horiz.packStart( createBox(true, "Default Style", ButtonBoxStyle.DEFAULT_STYLE));
	horiz.packStart( createBox(true, "Spread", ButtonBoxStyle.SPREAD) );
	horiz.packStart( createBox(true, "Edge", ButtonBoxStyle.EDGE) );
	horiz.packStart( createBox(true, "Start", ButtonBoxStyle.START) );
	horiz.packStart( createBox(true, "End", ButtonBoxStyle.END) );
	
	//Add vertical boxes
	vert.packStart( createBox(false, "Default Style", ButtonBoxStyle.DEFAULT_STYLE) );
	vert.packStart( createBox(false, "Spread", ButtonBoxStyle.SPREAD) );
	vert.packStart( createBox(false, "Edge", ButtonBoxStyle.EDGE) );
	vert.packStart( createBox(false, "Start", ButtonBoxStyle.START) );
	vert.packStart( createBox(false, "End", ButtonBoxStyle.END) );
	
	window.show();
	window.showAll();
	mainVBox.showAll();
	horizFrame.showAll();
	horiz.showAll();
    Gtk.main();
  }
	
  /**
   * Construct a single button box enclosed within a frame. Adds a few buttons
   * to the box.
   * @param horizontal If true, a horizontal box is created, else a vertical box
   * is created.
   * @param label Text label to go at the top of the frame
   * @param layout Style to use fo rhte buttonBox.
   */
  public static Frame createBox(boolean horizontal, 
				  					String label, 
									ButtonBoxStyle layout){
		ButtonBox box = null;
		if (horizontal){
			box = new HButtonBox();
		}else{
			box = new VButtonBox();
		}
		box.setLayout(layout);
		box.setSpacing(40);
		box.setBorderWidth(5);
		box.packStart( new Button(GtkStockItem.OK) );
		box.packStart( new Button(GtkStockItem.CANCEL) );
		box.packStart( new Button(GtkStockItem.HELP ) );
						
		Frame frame = new Frame(label);
		frame.add(box);
		return frame;
  }
}