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
37 namespace WebCore {
38
~FramelessScrollView()39 FramelessScrollView::~FramelessScrollView()
40 {
41 // Remove native scrollbars now before we lose the connection to the HostWindow.
42 setHasHorizontalScrollbar(false);
43 setHasVerticalScrollbar(false);
44 }
45
invalidateScrollbarRect(Scrollbar * scrollbar,const IntRect & rect)46 void 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
isActive() const54 bool FramelessScrollView::isActive() const
55 {
56 // FIXME
57 return true;
58 }
59
invalidateRect(const IntRect & rect)60 void FramelessScrollView::invalidateRect(const IntRect& rect)
61 {
62 if (HostWindow* h = hostWindow())
63 h->invalidateContentsAndWindow(rect, false /*immediate*/);
64 }
65
hostWindow() const66 HostWindow* FramelessScrollView::hostWindow() const
67 {
68 return const_cast<FramelessScrollViewClient*>(m_client);
69 }
70
windowClipRect(bool clipToContents) const71 IntRect FramelessScrollView::windowClipRect(bool clipToContents) const
72 {
73 return contentsToWindow(visibleContentRect(!clipToContents));
74 }
75
paintContents(GraphicsContext *,const IntRect &)76 void FramelessScrollView::paintContents(GraphicsContext*, const IntRect&)
77 {
78 }
79
paintScrollCorner(GraphicsContext * context,const IntRect & cornerRect)80 void 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
contentsResized()86 void FramelessScrollView::contentsResized()
87 {
88 }
89
visibleContentsResized()90 void FramelessScrollView::visibleContentsResized()
91 {
92 }
93
94 } // namespace WebCore
95