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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:52 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:52 -0800 |
commit | 8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2 (patch) | |
tree | 11425ea0b299d6fb89c6d3618a22d97d5bf68d0f /WebCore/page/FrameTree.h | |
parent | 648161bb0edfc3d43db63caed5cc5213bc6cb78f (diff) | |
download | external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.zip external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.tar.gz external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'WebCore/page/FrameTree.h')
-rw-r--r-- | WebCore/page/FrameTree.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/WebCore/page/FrameTree.h b/WebCore/page/FrameTree.h new file mode 100644 index 0000000..0952dcd --- /dev/null +++ b/WebCore/page/FrameTree.h @@ -0,0 +1,86 @@ +/* + * Copyright (C) 2006 Apple Computer, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#ifndef FrameTree_h +#define FrameTree_h + +#include "AtomicString.h" +#include "Frame.h" + +namespace WebCore { + + class FrameTree : Noncopyable { + public: + FrameTree(Frame* thisFrame, Frame* parentFrame) + : m_thisFrame(thisFrame) + , m_parent(parentFrame) + , m_previousSibling(0) + , m_lastChild(0) + , m_childCount(0) + { + } + ~FrameTree(); + + const AtomicString& name() const { return m_name; } + void setName(const AtomicString&); + void clearName(); + Frame* parent(bool checkForDisconnectedFrame = false) const; + void setParent(Frame* parent) { m_parent = parent; } + + Frame* nextSibling() const { return m_nextSibling.get(); } + Frame* previousSibling() const { return m_previousSibling; } + Frame* firstChild() const { return m_firstChild.get(); } + Frame* lastChild() const { return m_lastChild; } + unsigned childCount() const { return m_childCount; } + + bool isDescendantOf(const Frame* ancestor) const; + Frame* traverseNext(const Frame* stayWithin = 0) const; + Frame* traverseNextWithWrap(bool) const; + Frame* traversePreviousWithWrap(bool) const; + + void appendChild(PassRefPtr<Frame>); + void removeChild(Frame*); + + Frame* child(unsigned index) const; + Frame* child(const AtomicString& name) const; + Frame* find(const AtomicString& name) const; + + AtomicString uniqueChildName(const AtomicString& requestedName) const; + + Frame* top(bool checkForDisconnectedFrame = false) const; + + private: + Frame* deepLastChild() const; + + Frame* m_thisFrame; + + Frame* m_parent; + AtomicString m_name; + + // FIXME: use ListRefPtr? + RefPtr<Frame> m_nextSibling; + Frame* m_previousSibling; + RefPtr<Frame> m_firstChild; + Frame* m_lastChild; + unsigned m_childCount; + }; + +} // namespace WebCore + +#endif // FrameTree_h |