Vaadin Sample application to set layout based on the Screen height and width

Vaadin_layout_testApplication.java

package com.example.vaadin_layout_test;

import com.vaadin.Application;
import com.vaadin.data.Item;
import com.vaadin.data.util.IndexedContainer;
import com.vaadin.ui.Label;
import com.vaadin.ui.Layout;
import com.vaadin.ui.MenuBar;
import com.vaadin.ui.Panel;
import com.vaadin.ui.Table;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.Window;

public class Vaadin_layout_testApplication extends Application {
	@Override
	public void init() {
		Window mainWindow = new Window("Vaadin_layout_test Application");

		VerticalLayout vl = new VerticalLayout();
		vl.setSizeFull();
		mainWindow.setContent(vl);
		
		mainWindow.addComponent(new Label("hi there"));
		
		MenuBar mb = new MenuBar();
		mb.addItem("test", null);
		mainWindow.addComponent(mb);
		
		Panel panel = new Panel();
		panel.setSizeFull();
		VerticalLayout vl1 = new VerticalLayout();
		vl1.setSizeFull();
		panel.setContent(vl1);
		
		mainWindow.addComponent(panel);
		
		Layout layout = addTable();
		panel.addComponent(layout);
		
		vl.setExpandRatio(panel, 1.0f);
		setMainWindow(mainWindow);
	}

	public Layout addTable(){
		VerticalLayout vl = new VerticalLayout();
		vl.setSizeFull();
		
		vl.addComponent(new Label("asdfasdf"));
		vl.addComponent(new Label("asdfasdf"));
		vl.addComponent(new Label("asdfasdf"));
		vl.addComponent(new Label("asdfasdf"));
		
		IndexedContainer container = new IndexedContainer();
		for(int i=0;i<10;i++){
			container.addContainerProperty(String.valueOf(i), String.class, "");
		}
		
		for (int i = 0; i < 1000; i++) {
			Item item = container.addItem(i);
			
			for(int j=0;j<10;j++){
				item.getItemProperty(String.valueOf(j)).setValue(j);
			}
		}

		Table table = new Table();
		table.setContainerDataSource(container);
		table.setSizeFull();
		table.setPageLength(20);
		
		vl.addComponent(table);
		vl.setExpandRatio(table, 1.0f);
		
		return vl;
	}
}