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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:41 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:41 -0800 |
commit | 648161bb0edfc3d43db63caed5cc5213bc6cb78f (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /WebCore/editing/Selection.h | |
parent | a65af38181ac7d34544586bdb5cd004de93897ad (diff) | |
download | external_webkit-648161bb0edfc3d43db63caed5cc5213bc6cb78f.zip external_webkit-648161bb0edfc3d43db63caed5cc5213bc6cb78f.tar.gz external_webkit-648161bb0edfc3d43db63caed5cc5213bc6cb78f.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'WebCore/editing/Selection.h')
-rw-r--r-- | WebCore/editing/Selection.h | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/WebCore/editing/Selection.h b/WebCore/editing/Selection.h deleted file mode 100644 index ae50073..0000000 --- a/WebCore/editing/Selection.h +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Copyright (C) 2004 Apple Computer, Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef Selection_h -#define Selection_h - -#include "TextGranularity.h" -#include "VisiblePosition.h" - -namespace WebCore { - -class Position; - -const EAffinity SEL_DEFAULT_AFFINITY = DOWNSTREAM; - -class Selection { -public: - enum EState { NONE, CARET, RANGE }; - enum EDirection { FORWARD, BACKWARD, RIGHT, LEFT }; - - Selection(); - - Selection(const Position&, EAffinity); - Selection(const Position&, const Position&, EAffinity); - - Selection(const Range*, EAffinity = SEL_DEFAULT_AFFINITY); - - Selection(const VisiblePosition&); - Selection(const VisiblePosition&, const VisiblePosition&); - - static Selection selectionFromContentsOfNode(Node*); - - EState state() const { return m_state; } - - void setAffinity(EAffinity affinity) { m_affinity = affinity; } - EAffinity affinity() const { return m_affinity; } - - void setBase(const Position&); - void setBase(const VisiblePosition&); - void setExtent(const Position&); - void setExtent(const VisiblePosition&); - - Position base() const { return m_base; } - Position extent() const { return m_extent; } - Position start() const { return m_start; } - Position end() const { return m_end; } - - VisiblePosition visibleStart() const { return VisiblePosition(m_start, isRange() ? DOWNSTREAM : affinity()); } - VisiblePosition visibleEnd() const { return VisiblePosition(m_end, isRange() ? UPSTREAM : affinity()); } - - bool isNone() const { return state() == NONE; } - bool isCaret() const { return state() == CARET; } - bool isRange() const { return state() == RANGE; } - bool isCaretOrRange() const { return state() != NONE; } - - bool isBaseFirst() const { return m_baseIsFirst; } - - bool expandUsingGranularity(TextGranularity granularity); - TextGranularity granularity() const { return m_granularity; } - - PassRefPtr<Range> toRange() const; - - Element* rootEditableElement() const; - bool isContentEditable() const; - bool isContentRichlyEditable() const; - Node* shadowTreeRootNode() const; - - void debugPosition() const; - -#ifndef NDEBUG - void formatForDebugger(char* buffer, unsigned length) const; - void showTreeForThis() const; -#endif - - void setWithoutValidation(const Position&, const Position&); - -private: - void validate(); - void adjustForEditableContent(); - - Position m_base; // base position for the selection - Position m_extent; // extent position for the selection - Position m_start; // start position for the selection - Position m_end; // end position for the selection - - EAffinity m_affinity; // the upstream/downstream affinity of the caret - TextGranularity m_granularity; // granularity of start/end selection - - // these are cached, can be recalculated by validate() - EState m_state; // the state of the selection - bool m_baseIsFirst; // true if base is before the extent -}; - -inline bool operator==(const Selection& a, const Selection& b) -{ - return a.start() == b.start() && a.end() == b.end() && a.affinity() == b.affinity() && a.granularity() == b.granularity() && a.isBaseFirst() == b.isBaseFirst(); -} - -inline bool operator!=(const Selection& a, const Selection& b) -{ - return !(a == b); -} - -} // namespace WebCore - -#ifndef NDEBUG -// Outside the WebCore namespace for ease of invocation from gdb. -void showTree(const WebCore::Selection&); -void showTree(const WebCore::Selection*); -#endif - -#endif // Selection_h |