FindBarDecorator.java 文件源码

private ToolItem createHistoryToolItem(ToolBar toolbar, final String preferenceName)
{
    ToolItem historyToolItem = new ToolItem(toolbar, SWT.DROP_DOWN);
    historyToolItem.setImage(FindBarPlugin.getImage(FindBarPlugin.ICON_SEARCH_HISTORY));
    historyToolItem.setToolTipText(Messages.FindBarDecorator_TOOLTIP_History);

    historyToolItem.addSelectionListener(new SelectionAdapter()
    {
        Menu menu = null;

        /*
         * (non-Javadoc)
         * @see org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse.swt.events.SelectionEvent)
         */
        @Override
        public void widgetSelected(SelectionEvent e)
        {
            ToolItem toolItem = (ToolItem) e.widget;
            menu = createHistoryMenu(toolItem, preferenceName, menu);
        }

    });

    return historyToolItem;
}