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This is a backport of OpenJFX 8 to run on Java 7.
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/*
 * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.javafx.scene.control.skin;

import javafx.scene.Node;
import javafx.scene.control.Label;
import javafx.scene.control.Skin;
import javafx.scene.control.Tooltip;

/**
 * CSS based skin for Tooltip. It deals mostly with show hide logic for
 * Popup based controls, and specifically in this case for tooltip. It also
 * implements some of the Skin interface methods.
 *
 * TooltipContent class is the actual skin implementation of the tooltip.
 */
public class TooltipSkin implements Skin { 
    private Label tipLabel;

    private Tooltip tooltip;

    public TooltipSkin(Tooltip t) {
        this.tooltip = t;
        tipLabel = new Label();
        tipLabel.contentDisplayProperty().bind(t.contentDisplayProperty());
        tipLabel.fontProperty().bind(t.fontProperty());
        tipLabel.graphicProperty().bind(t.graphicProperty());
        tipLabel.textAlignmentProperty().bind(t.textAlignmentProperty());
        tipLabel.textOverrunProperty().bind(t.textOverrunProperty());
        tipLabel.textProperty().bind(t.textProperty());
        tipLabel.wrapTextProperty().bind(t.wrapTextProperty());
        tipLabel.minWidthProperty().bind(t.minWidthProperty());
        tipLabel.prefWidthProperty().bind(t.prefWidthProperty());
        tipLabel.maxWidthProperty().bind(t.maxWidthProperty());
        tipLabel.minHeightProperty().bind(t.minHeightProperty());
        tipLabel.prefHeightProperty().bind(t.prefHeightProperty());
        tipLabel.maxHeightProperty().bind(t.maxHeightProperty());

        // RT-7512 - skin needs to have styleClass of the control
        // TODO - This needs to be bound together, not just set! Probably should
        // do the same for id and style as well.
        tipLabel.getStyleClass().setAll(t.getStyleClass());
        tipLabel.setStyle(t.getStyle());
        tipLabel.setId(t.getId());
    }
    
    @Override public Tooltip getSkinnable() {
        return tooltip;
    }

    @Override public Node getNode() {
        return tipLabel;
    }

    @Override public void dispose() {
        tooltip = null;
        tipLabel = null;
    }
}