1/*
2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package com.apple.laf;
27
28import java.awt.Component;
29import java.awt.Graphics;
30
31import javax.swing.JComponent;
32
33import apple.laf.JRSUIState;
34import apple.laf.JRSUIConstants.Focused;
35import apple.laf.JRSUIConstants.State;
36import apple.laf.JRSUIConstants.Widget;
37
38import com.apple.laf.AquaUtilControlSize.SizeDescriptor;
39import com.apple.laf.AquaUtilControlSize.SizeVariant;
40import com.apple.laf.AquaUtils.RecyclableSingletonFromDefaultConstructor;
41
42public class AquaScrollRegionBorder extends AquaBorder {
43    private static final RecyclableSingletonFromDefaultConstructor<AquaScrollRegionBorder> instance = new RecyclableSingletonFromDefaultConstructor<AquaScrollRegionBorder>(AquaScrollRegionBorder.class);
44
45    public static AquaScrollRegionBorder getScrollRegionBorder() {
46        return instance.get();
47    }
48
49    public AquaScrollRegionBorder() {
50        super(new SizeDescriptor(new SizeVariant().alterMargins(2, 2, 2, 2)));
51    }
52
53    @Override
54    protected AquaPainter<? extends JRSUIState> createPainter() {
55        JRSUIState state =  JRSUIState.getInstance();
56        state.set(Widget.FRAME_LIST_BOX);
57        return AquaPainter.<JRSUIState>create(state, 7, 7, 3, 3, 3, 3);
58    }
59
60    public void paintBorder(final Component c, final Graphics g, final int x, final int y, final int width, final int height) {
61        final State state = getState((JComponent)c);
62        painter.state.set(state);
63        painter.state.set(isFocused(c) && state == State.ACTIVE ? Focused.YES : Focused.NO);
64        painter.paint(g, c, x, y, width, height);
65    }
66
67    protected State getState(final JComponent c) {
68        if (!AquaFocusHandler.isActive(c)) return State.INACTIVE;
69        if (!c.isEnabled()) return State.DISABLED;
70        return State.ACTIVE;
71    }
72}
73