org.vaadin.addon.borderlayout.BorderlayoutUI.java Source code

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Here is the source code for org.vaadin.addon.borderlayout.BorderlayoutUI.java

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/* 
@ITMillApache2LicenseForJavaFiles@
 */
package org.vaadin.addon.borderlayout;

import com.vaadin.annotations.Theme;
import com.vaadin.server.VaadinRequest;
import com.vaadin.ui.AbstractComponent;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.Component;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Layout;
import com.vaadin.ui.Notification;
import com.vaadin.ui.TabSheet;
import com.vaadin.ui.TextArea;
import com.vaadin.ui.TextField;
import com.vaadin.ui.UI;
import com.vaadin.ui.VerticalLayout;

import org.vaadin.addon.borderlayout.BorderLayout.Constraint;

@SuppressWarnings("serial")
@Theme("borderlayout")
public class BorderlayoutUI extends UI {
    AbstractComponent[] components = new AbstractComponent[5];
    private BorderLayout bl;
    private BorderLayout bl2;
    private String[] texts = { "NORTH", "SOUTH", "CENTER", "EAST", "WEST" };

    @Override
    protected void init(VaadinRequest request) {
        TabSheet tabs = new TabSheet();
        tabs.setSizeFull();
        setContent(tabs);

        tabs.addTab(getSimpleExamle(), "Basic functionality");
        tabs.addTab(getAnotherExample(), "Sequential add");
    }

    private Component getSimpleExamle() {
        VerticalLayout vlo = new VerticalLayout();
        vlo.setHeight("100%");
        vlo.setWidth("100%");
        vlo.setSpacing(true);
        vlo.addComponent(getTestButtons());
        for (int i = 0; i < components.length; i++) {
            components[i] = new TextArea();
            ((TextArea) components[i]).setValue(texts[i]);
            components[i].setSizeFull();
        }

        bl = new BorderLayout();
        vlo.addComponent(bl);
        vlo.setExpandRatio(bl, 1);

        bl.addComponent(components[0], BorderLayout.Constraint.NORTH);
        bl.addComponent(components[1], BorderLayout.Constraint.SOUTH);
        bl.addComponent(components[2], BorderLayout.Constraint.CENTER);
        bl.addComponent(components[3], BorderLayout.Constraint.EAST);
        bl.addComponent(components[4], BorderLayout.Constraint.WEST);
        return vlo;
    }

    private Component getAnotherExample() {
        VerticalLayout vlo = new VerticalLayout();
        vlo.setSpacing(true);
        HorizontalLayout hlo1 = new HorizontalLayout();
        hlo1.setSpacing(true);
        vlo.addComponent(hlo1);

        bl2 = new BorderLayout();
        vlo.addComponent(bl2);
        vlo.setExpandRatio(bl2, 1);

        final Button button1 = new Button("call addComponent(new TextField(\"test\"))");
        button1.addClickListener(new ClickListener() {
            @Override
            public void buttonClick(ClickEvent event) {
                try {
                    bl2.addComponent(new TextField("test"));
                } catch (Exception e) {
                    Notification.show(e.toString());
                }
            }
        });

        final Button button2 = new Button("Remove north");
        final Button button3 = new Button("Remove west");
        final Button button4 = new Button("Remove center");
        final Button button5 = new Button("Remove east");
        final Button button6 = new Button("Remove south");

        button2.addClickListener(new ClickListener() {
            @Override
            public void buttonClick(ClickEvent event) {
                bl2.removeComponent(Constraint.NORTH);
            }
        });
        button3.addClickListener(new ClickListener() {
            @Override
            public void buttonClick(ClickEvent event) {
                bl2.removeComponent(Constraint.WEST);
            }
        });
        button4.addClickListener(new ClickListener() {
            @Override
            public void buttonClick(ClickEvent event) {
                bl2.removeComponent(Constraint.CENTER);
            }
        });
        button5.addClickListener(new ClickListener() {
            @Override
            public void buttonClick(ClickEvent event) {
                bl2.removeComponent(Constraint.EAST);
            }
        });
        button6.addClickListener(new ClickListener() {
            @Override
            public void buttonClick(ClickEvent event) {
                bl2.removeComponent(Constraint.SOUTH);
            }
        });

        hlo1.addComponents(button1, button2, button3, button4, button5, button6);
        return vlo;
    }

    private Layout getTestButtons() {
        VerticalLayout vlo = new VerticalLayout();
        vlo.setSpacing(true);
        HorizontalLayout hlo1 = new HorizontalLayout();
        HorizontalLayout hlo2 = new HorizontalLayout();
        HorizontalLayout hlo3 = new HorizontalLayout();
        hlo1.setSpacing(true);
        hlo2.setSpacing(true);
        hlo3.setSpacing(true);
        final Button button1 = new Button("Set height 100%");
        final Button button2 = new Button("Set height 500px");
        final Button button3 = new Button("Set width 400px");
        final Button button4 = new Button("Set size full");
        final Button button5 = new Button("Remove center");
        final Button button6 = new Button("Remove south");
        final Button button7 = new Button("Add center");
        final Button button8 = new Button("Add south");
        final Button button9 = new Button("Remove north");
        final Button button10 = new Button("Add north");

        final Button button11 = new Button("Toggle margin");
        final Button button12 = new Button("Toggle spacing");

        hlo1.addComponent(button2);
        hlo1.addComponent(button3);
        hlo1.addComponent(button4);
        hlo1.addComponent(button1);
        hlo2.addComponent(button5);
        hlo2.addComponent(button7);
        hlo2.addComponent(button6);
        hlo2.addComponent(button8);
        hlo2.addComponent(button9);
        hlo2.addComponent(button10);
        hlo3.addComponent(button11);
        hlo3.addComponent(button12);

        vlo.addComponent(hlo1);
        vlo.addComponent(hlo2);
        vlo.addComponent(hlo3);

        button1.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.setHeight("100%");
            }
        });
        button2.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.setHeight("500px");
            }
        });
        button3.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.setWidth("400px");
            }
        });
        button4.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.setSizeFull();
            }
        });
        button5.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.removeComponent(components[2]);
            }
        });
        button6.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.removeComponent(components[1]);
            }
        });
        button7.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.addComponent(components[2], BorderLayout.Constraint.CENTER);
            }
        });
        button8.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.addComponent(components[1], BorderLayout.Constraint.SOUTH);
            }
        });
        button9.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.removeComponent(components[0]);
            }
        });
        button10.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.addComponent(components[0], BorderLayout.Constraint.NORTH);
            }
        });
        button11.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;
            private boolean margin = false;

            public void buttonClick(ClickEvent event) {
                margin = !margin;
                bl.setMargin(margin);
            }
        });
        button12.addClickListener(new Button.ClickListener() {
            private static final long serialVersionUID = 7716267156088629379L;

            public void buttonClick(ClickEvent event) {
                bl.setSpacing(!bl.isSpacing());
            }
        });
        return vlo;
    }
}