chromium/third_party/blink/renderer/core/editing/commands/insert_list_command.cc

/*
 * Copyright (C) 2006, 2010 Apple 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
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "third_party/blink/renderer/core/editing/commands/insert_list_command.h"

#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/dom/element.h"
#include "third_party/blink/renderer/core/dom/element_traversal.h"
#include "third_party/blink/renderer/core/editing/commands/editing_commands_utilities.h"
#include "third_party/blink/renderer/core/editing/editing_utilities.h"
#include "third_party/blink/renderer/core/editing/ephemeral_range.h"
#include "third_party/blink/renderer/core/editing/iterators/text_iterator.h"
#include "third_party/blink/renderer/core/editing/relocatable_position.h"
#include "third_party/blink/renderer/core/editing/selection_template.h"
#include "third_party/blink/renderer/core/editing/visible_position.h"
#include "third_party/blink/renderer/core/editing/visible_selection.h"
#include "third_party/blink/renderer/core/editing/visible_units.h"
#include "third_party/blink/renderer/core/html/html_br_element.h"
#include "third_party/blink/renderer/core/html/html_element.h"
#include "third_party/blink/renderer/core/html/html_li_element.h"
#include "third_party/blink/renderer/core/html/html_span_element.h"
#include "third_party/blink/renderer/core/html/html_ulist_element.h"
#include "third_party/blink/renderer/core/html_names.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"

namespace blink {

static Node* EnclosingListChild(Node* node, Node* list_node) { … }

HTMLUListElement* InsertListCommand::FixOrphanedListChild(
    Node* node,
    EditingState* editing_state) { … }

HTMLElement* InsertListCommand::MergeWithNeighboringLists(
    HTMLElement* passed_list,
    EditingState* editing_state) { … }

bool InsertListCommand::SelectionHasListOfType(
    const Position& selection_start,
    const Position& selection_end,
    const HTMLQualifiedName& list_tag) { … }

InsertListCommand::InsertListCommand(Document& document, Type type)
    : … { … }

static bool InSameTreeAndOrdered(const Position& should_be_former,
                                 const Position& should_be_later) { … }

void InsertListCommand::DoApply(EditingState* editing_state) { … }

InputEvent::InputType InsertListCommand::GetInputType() const { … }

bool InsertListCommand::DoApplyForSingleParagraph(
    bool force_create_list,
    const HTMLQualifiedName& list_tag,
    Range& current_selection,
    EditingState* editing_state) { … }

void InsertListCommand::UnlistifyParagraph(
    const VisiblePosition& original_start,
    HTMLElement* list_element,
    Node* list_child_node,
    EditingState* editing_state) { … }

static HTMLElement* AdjacentEnclosingList(const VisiblePosition& pos,
                                          const VisiblePosition& adjacent_pos,
                                          const HTMLQualifiedName& list_tag) { … }

void InsertListCommand::ListifyParagraph(const VisiblePosition& original_start,
                                         const HTMLQualifiedName& list_tag,
                                         EditingState* editing_state) { … }

// TODO(editing-dev): Stop storing VisiblePositions through mutations.
// See crbug.com/648949 for details.
void InsertListCommand::MoveParagraphOverPositionIntoEmptyListItem(
    const VisiblePosition& pos,
    HTMLLIElement* list_item_element,
    EditingState* editing_state) { … }

void InsertListCommand::Trace(Visitor* visitor) const { … }

}  // namespace blink