1/*
2 * Copyright (c) 2008, 2009, Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include "config.h"
32#include "FramelessScrollView.h"
33
34#include "FramelessScrollViewClient.h"
35#include "ScrollbarTheme.h"
36
37namespace WebCore {
38
39FramelessScrollView::~FramelessScrollView()
40{
41    // Remove native scrollbars now before we lose the connection to the HostWindow.
42    setHasHorizontalScrollbar(false);
43    setHasVerticalScrollbar(false);
44}
45
46void FramelessScrollView::invalidateScrollbarRect(Scrollbar* scrollbar, const IntRect& rect)
47{
48    // Add in our offset within the ScrollView.
49    IntRect dirtyRect = rect;
50    dirtyRect.move(scrollbar->x(), scrollbar->y());
51    invalidateRect(dirtyRect);
52}
53
54bool FramelessScrollView::isActive() const
55{
56    // FIXME
57    return true;
58}
59
60void FramelessScrollView::invalidateRect(const IntRect& rect)
61{
62    if (HostWindow* h = hostWindow())
63        h->invalidateContentsAndWindow(rect, false /*immediate*/);
64}
65
66HostWindow* FramelessScrollView::hostWindow() const
67{
68    return const_cast<FramelessScrollViewClient*>(m_client);
69}
70
71IntRect FramelessScrollView::windowClipRect(bool clipToContents) const
72{
73    return contentsToWindow(visibleContentRect(!clipToContents));
74}
75
76void FramelessScrollView::paintContents(GraphicsContext*, const IntRect&)
77{
78}
79
80void FramelessScrollView::paintScrollCorner(GraphicsContext* context, const IntRect& cornerRect)
81{
82    // ScrollbarThemeComposite::paintScrollCorner incorrectly assumes that the ScrollView is a FrameView.
83    ScrollbarTheme::defaultPaintScrollCorner(context, cornerRect);
84}
85
86void FramelessScrollView::contentsResized()
87{
88}
89
90void FramelessScrollView::visibleContentsResized()
91{
92}
93
94} // namespace WebCore
95