18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Redistribution and use in source and binary forms, with or without 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modification, are permitted provided that the following conditions 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * are met: 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer. 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * documentation and/or other materials provided with the distribution. 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#ifndef FocusController_h 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#define FocusController_h 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "FocusDirection.h" 30dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block#include "SpatialNavigation.h" 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/Forward.h> 32643ca7872b450ea4efacab6188849e5aac2ba161Steve Block#include <wtf/Noncopyable.h> 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/RefPtr.h> 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace WebCore { 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 37dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Blockclass Document; 38d0825bca7fe65beaee391d30da42e937db621564Steve Blockclass Frame; 39d0825bca7fe65beaee391d30da42e937db621564Steve Blockclass KeyboardEvent; 40d0825bca7fe65beaee391d30da42e937db621564Steve Blockclass Node; 41d0825bca7fe65beaee391d30da42e937db621564Steve Blockclass Page; 428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 43ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdochclass FocusController { 44ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch WTF_MAKE_NONCOPYABLE(FocusController); WTF_MAKE_FAST_ALLOCATED; 45d0825bca7fe65beaee391d30da42e937db621564Steve Blockpublic: 46d0825bca7fe65beaee391d30da42e937db621564Steve Block FocusController(Page*); 478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 48d0825bca7fe65beaee391d30da42e937db621564Steve Block void setFocusedFrame(PassRefPtr<Frame>); 49d0825bca7fe65beaee391d30da42e937db621564Steve Block Frame* focusedFrame() const { return m_focusedFrame.get(); } 505abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick Frame* focusedOrMainFrame() const; 518e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 52d0825bca7fe65beaee391d30da42e937db621564Steve Block bool setInitialFocus(FocusDirection, KeyboardEvent*); 53d0825bca7fe65beaee391d30da42e937db621564Steve Block bool advanceFocus(FocusDirection, KeyboardEvent*, bool initialFocus = false); 548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 55d0825bca7fe65beaee391d30da42e937db621564Steve Block bool setFocusedNode(Node*, PassRefPtr<Frame>); 568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 57d0825bca7fe65beaee391d30da42e937db621564Steve Block void setActive(bool); 58d0825bca7fe65beaee391d30da42e937db621564Steve Block bool isActive() const { return m_isActive; } 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 60d0825bca7fe65beaee391d30da42e937db621564Steve Block void setFocused(bool); 61d0825bca7fe65beaee391d30da42e937db621564Steve Block bool isFocused() const { return m_isFocused; } 620bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 63d0825bca7fe65beaee391d30da42e937db621564Steve Blockprivate: 64dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block bool advanceFocusDirectionally(FocusDirection, KeyboardEvent*); 65dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block bool advanceFocusInDocumentOrder(FocusDirection, KeyboardEvent*, bool initialFocus); 66dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block 674576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang bool advanceFocusDirectionallyInContainer(Node* container, const IntRect& startingRect, FocusDirection, KeyboardEvent*); 684576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang void findFocusCandidateInContainer(Node* container, const IntRect& startingRect, FocusDirection, KeyboardEvent*, FocusCandidate& closest); 69dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block 70d0825bca7fe65beaee391d30da42e937db621564Steve Block Page* m_page; 71d0825bca7fe65beaee391d30da42e937db621564Steve Block RefPtr<Frame> m_focusedFrame; 72d0825bca7fe65beaee391d30da42e937db621564Steve Block bool m_isActive; 73d0825bca7fe65beaee391d30da42e937db621564Steve Block bool m_isFocused; 74d0825bca7fe65beaee391d30da42e937db621564Steve Block bool m_isChangingFocusedFrame; 75d0825bca7fe65beaee391d30da42e937db621564Steve Block}; 768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namespace WebCore 788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 798e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif // FocusController_h 80