18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2005, 2008 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#include "config.h" 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "DeleteFromTextNodeCommand.h" 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 29bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen#include "AXObjectCache.h" 308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Text.h" 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace WebCore { 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 34635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source ProjectDeleteFromTextNodeCommand::DeleteFromTextNodeCommand(PassRefPtr<Text> node, unsigned offset, unsigned count) 35635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project : SimpleEditCommand(node->document()) 36635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project , m_node(node) 37635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project , m_offset(offset) 38635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project , m_count(count) 398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ASSERT(m_node); 41635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project ASSERT(m_offset <= m_node->length()); 42635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project ASSERT(m_offset + m_count <= m_node->length()); 438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectvoid DeleteFromTextNodeCommand::doApply() 468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ASSERT(m_node); 488e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 492bde8e466a4451c7319e3a072d118917957d6554Steve Block if (!m_node->rendererIsEditable()) 50643ca7872b450ea4efacab6188849e5aac2ba161Steve Block return; 51643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ExceptionCode ec = 0; 538e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_text = m_node->substringData(m_offset, m_count, ec); 54635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project if (ec) 55635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project return; 568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 57bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen // Need to notify this before actually deleting the text 58bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen if (AXObjectCache::accessibilityEnabled()) 59bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen document()->axObjectCache()->nodeTextChangeNotification(m_node->renderer(), AXObjectCache::AXTextDeleted, m_offset, m_count); 60bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen 618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_node->deleteData(m_offset, m_count, ec); 628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectvoid DeleteFromTextNodeCommand::doUnapply() 658e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 668e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ASSERT(m_node); 678e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 682bde8e466a4451c7319e3a072d118917957d6554Steve Block if (!m_node->rendererIsEditable()) 69643ca7872b450ea4efacab6188849e5aac2ba161Steve Block return; 70643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 71635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project ExceptionCode ec; 728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_node->insertData(m_offset, m_text, ec); 73bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen 74bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen if (AXObjectCache::accessibilityEnabled()) 75bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen document()->axObjectCache()->nodeTextChangeNotification(m_node->renderer(), AXObjectCache::AXTextInserted, m_offset, m_count); 768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namespace WebCore 79