Example usage for com.vaadin.ui.declarative DesignAttributeHandler writeAttribute

Introduction

In this page you can find the example usage for com.vaadin.ui.declarative DesignAttributeHandler writeAttribute.

Prototype

public static <T> void writeAttribute(String attribute, Attributes attributes, T value, T defaultValue,
        Class<T> inputType, DesignContext context) 

Source Link

Document

Writes the given attribute value to a set of attributes if it differs from the default attribute value.

Usage

From source file:com.haulmont.cuba.web.widgets.addons.contextmenu.MenuBar.java

License:Apache License

protected Element createMenuElement(MenuItem item, DesignContext designContext) {
    Element menuElement = new Element(Tag.valueOf("menu"), "");
    // Defaults// ww w. j a va  2s  . co  m
    MenuItem def = new MenuItemImpl("", null, null);

    Attributes attr = menuElement.attributes();
    DesignAttributeHandler.writeAttribute("icon", attr, item.getIcon(), def.getIcon(), Resource.class,
            designContext);
    DesignAttributeHandler.writeAttribute("disabled", attr, !item.isEnabled(), !def.isEnabled(), boolean.class,
            designContext);
    DesignAttributeHandler.writeAttribute("visible", attr, item.isVisible(), def.isVisible(), boolean.class,
            designContext);
    DesignAttributeHandler.writeAttribute("separator", attr, item.isSeparator(), def.isSeparator(),
            boolean.class, designContext);
    DesignAttributeHandler.writeAttribute("checkable", attr, item.isCheckable(), def.isCheckable(),
            boolean.class, designContext);
    DesignAttributeHandler.writeAttribute("checked", attr, item.isChecked(), def.isChecked(), boolean.class,
            designContext);
    DesignAttributeHandler.writeAttribute("description", attr, item.getDescription(), def.getDescription(),
            String.class, designContext);
    DesignAttributeHandler.writeAttribute("style-name", attr, item.getStyleName(), def.getStyleName(),
            String.class, designContext);

    menuElement.append(item.getText());

    if (item.hasChildren()) {
        for (MenuItem subMenu : item.getChildren()) {
            menuElement.appendChild(createMenuElement(subMenu, designContext));
        }
    }

    return menuElement;
}

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