Example usage for com.vaadin.ui Slider Slider

Introduction

In this page you can find the example usage for com.vaadin.ui Slider Slider.

Prototype

public Slider(int min, int max) 

Source Link

Document

Create a new slider with the given range of integers.

Usage

From source file:org.vaadin.miki.widgets.ItemGridUI.java

License:Apache License

@SuppressWarnings("unchecked")
@Override//ww  w.j ava  2 s  .co  m
protected void init(VaadinRequest request) {

    this.primary.addContainerProperty("text", String.class, "");
    this.primary.addContainerProperty("number", Integer.class, 0);
    this.primary.addContainerProperty("bool", Boolean.class, false);

    for (int zmp1 = 0; zmp1 < 15; zmp1++) {
        Item item = this.primary.addItem(zmp1);
        item.getItemProperty("text").setValue("number " + zmp1);
        item.getItemProperty("number").setValue(zmp1 * 3);
        item.getItemProperty("bool").setValue((zmp1 % 3) == 1);
    }

    this.secondary.addContainerProperty("caption", String.class, "default");
    this.secondary.addContainerProperty("price", Double.class, 1.99);

    for (int zmp1 = 5; zmp1 < 60; zmp1 += 3) {
        Item item = this.secondary.addItem(zmp1);
        item.getItemProperty("caption").setValue("this is item with id " + zmp1);
        item.getItemProperty("price").setValue(1.0 / zmp1);
    }

    final VerticalLayout layout = new VerticalLayout();
    layout.setMargin(true);
    this.setContent(layout);

    final ItemGrid grid = new ItemGrid();
    grid.setContainerDataSource(this.primary);

    grid.setItemComponentGenerator(this.generator);

    layout.addComponent(grid);

    Slider slider = new Slider(1, 20);
    slider.setCaption("Select number of columns:");
    slider.setValue(new Double(grid.getColumnCount()));
    slider.addValueChangeListener(new Property.ValueChangeListener() {

        private static final long serialVersionUID = 20140509;

        @Override
        public void valueChange(Property.ValueChangeEvent event) {
            Object number = event.getProperty().getValue();
            if (number != null)
                grid.setColumnCount((int) Math.round((Double) number));
        }
    });
    slider.setSizeFull();
    layout.addComponent(slider);

    CheckBox selectable = new CheckBox("Selectable?", grid.isSelectable());
    selectable.addValueChangeListener(new Property.ValueChangeListener() {

        private static final long serialVersionUID = 20140510;

        @Override
        public void valueChange(Property.ValueChangeEvent event) {
            grid.setSelectable((Boolean) event.getProperty().getValue());
        }
    });

    layout.addComponent(selectable);

    CheckBox nullSelection = new CheckBox("Null selection allowed?", grid.isNullSelectionAllowed());
    nullSelection.addValueChangeListener(new Property.ValueChangeListener() {

        private static final long serialVersionUID = 20140512;

        @Override
        public void valueChange(Property.ValueChangeEvent event) {
            grid.setNullSelectionAllowed((Boolean) event.getProperty().getValue());
        }
    });
    layout.addComponent(nullSelection);

    CheckBox multiSelection = new CheckBox("Multiple selection allowed?", grid.isMultiSelect());
    multiSelection.addValueChangeListener(new Property.ValueChangeListener() {

        private static final long serialVersionUID = 20140512;

        @Override
        public void valueChange(Property.ValueChangeEvent event) {
            grid.setMultiSelect((Boolean) event.getProperty().getValue());
        }
    });
    layout.addComponent(multiSelection);

    CheckBox defaultGenerator = new CheckBox("Use ItemGrid's default component generator?");
    defaultGenerator.addValueChangeListener(new Property.ValueChangeListener() {

        private static final long serialVersionUID = 20140513;

        @Override
        public void valueChange(Property.ValueChangeEvent event) {
            if ((Boolean) event.getProperty().getValue())
                grid.setItemComponentGenerator(null);
            else
                grid.setItemComponentGenerator(ItemGridUI.this.generator);
        }
    });
    layout.addComponent(defaultGenerator);

    ListSelect container = new ListSelect("Container data source", Arrays.asList(this.primary, this.secondary));
    container.setNullSelectionAllowed(false);
    container.setItemCaption(this.primary, "Primary container");
    container.setItemCaption(this.secondary, "Backup container");
    container.select(this.primary);
    container.setImmediate(true);
    container.addValueChangeListener(new Property.ValueChangeListener() {

        private static final long serialVersionUID = 20140514;

        @Override
        public void valueChange(ValueChangeEvent event) {
            grid.setContainerDataSource((Container) event.getProperty().getValue());
        }
    });
    layout.addComponent(container);

    Button addItem = new Button("Add item to current container", new Button.ClickListener() {

        private static final long serialVersionUID = 20140515;

        @Override
        public void buttonClick(ClickEvent event) {
            grid.getContainerDataSource().addItem(grid.getContainerDataSource().size() + 0.5);
        }
    });
    layout.addComponent(addItem);

}

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