package com.onaro.sanscreen.client.view.tabular;

import com.onaro.sanscreen.client.view.GroupingDirector;

/**
 * Default implementation, extracting the name from the toolbar
 */
public class ToolbarContextSubTitleGenerator implements GroupingSubTitleGenerator {

    /**
     * Returns the context from the toolbar as the sub title string
     * @param groupingDirector the generation is delegated to the the toolbar of the groupingDirector 
     * @return sub title text
     */
    public String generateSubTitle(GroupingDirector groupingDirector) {
        String toolbarContext = groupingDirector.getToolbar().getContextTitle();
        return toolbarContext != null ? toolbarContext : groupingDirector.getDescription();
    }
}