/* * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved. * Copyright (C) 2009, 2010, 2011 Google 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. */ #include "third_party/blink/renderer/core/editing/commands/replace_selection_command.h" #include "third_party/blink/renderer/core/css/css_property_names.h" #include "third_party/blink/renderer/core/css/css_property_value_set.h" #include "third_party/blink/renderer/core/css/css_style_declaration.h" #include "third_party/blink/renderer/core/dom/document.h" #include "third_party/blink/renderer/core/dom/document_fragment.h" #include "third_party/blink/renderer/core/dom/element.h" #include "third_party/blink/renderer/core/dom/text.h" #include "third_party/blink/renderer/core/editing/commands/apply_style_command.h" #include "third_party/blink/renderer/core/editing/commands/break_blockquote_command.h" #include "third_party/blink/renderer/core/editing/commands/delete_selection_options.h" #include "third_party/blink/renderer/core/editing/commands/editing_commands_utilities.h" #include "third_party/blink/renderer/core/editing/commands/simplify_markup_command.h" #include "third_party/blink/renderer/core/editing/commands/smart_replace.h" #include "third_party/blink/renderer/core/editing/editing_style.h" #include "third_party/blink/renderer/core/editing/editing_utilities.h" #include "third_party/blink/renderer/core/editing/editor.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/selection_template.h" #include "third_party/blink/renderer/core/editing/serializers/html_interchange.h" #include "third_party/blink/renderer/core/editing/serializers/serialization.h" #include "third_party/blink/renderer/core/editing/visible_position.h" #include "third_party/blink/renderer/core/editing/visible_units.h" #include "third_party/blink/renderer/core/events/before_text_inserted_event.h" #include "third_party/blink/renderer/core/frame/local_frame.h" #include "third_party/blink/renderer/core/frame/web_feature.h" #include "third_party/blink/renderer/core/html/forms/html_input_element.h" #include "third_party/blink/renderer/core/html/forms/html_select_element.h" #include "third_party/blink/renderer/core/html/html_base_element.h" #include "third_party/blink/renderer/core/html/html_body_element.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_link_element.h" #include "third_party/blink/renderer/core/html/html_meta_element.h" #include "third_party/blink/renderer/core/html/html_quote_element.h" #include "third_party/blink/renderer/core/html/html_span_element.h" #include "third_party/blink/renderer/core/html/html_style_element.h" #include "third_party/blink/renderer/core/html/html_title_element.h" #include "third_party/blink/renderer/core/html_names.h" #include "third_party/blink/renderer/core/input_type_names.h" #include "third_party/blink/renderer/core/layout/layout_object.h" #include "third_party/blink/renderer/core/layout/layout_text.h" #include "third_party/blink/renderer/core/svg/svg_style_element.h" #include "third_party/blink/renderer/platform/bindings/exception_state.h" #include "third_party/blink/renderer/platform/heap/garbage_collected.h" #include "third_party/blink/renderer/platform/instrumentation/tracing/trace_event.h" #include "third_party/blink/renderer/platform/instrumentation/use_counter.h" #include "third_party/blink/renderer/platform/runtime_enabled_features.h" #include "third_party/blink/renderer/platform/wtf/std_lib_extras.h" #include "third_party/blink/renderer/platform/wtf/vector.h" namespace blink { FormControlType; // --- ReplacementFragment helper class class ReplacementFragment final { … }; static bool IsInterchangeHTMLBRElement(const Node* node) { … } static Position PositionAvoidingPrecedingNodes(Position pos) { … } ReplacementFragment::ReplacementFragment(Document* document, DocumentFragment* fragment, const VisibleSelection& selection) : … { … } bool ReplacementFragment::IsEmpty() const { … } Node* ReplacementFragment::FirstChild() const { … } Node* ReplacementFragment::LastChild() const { … } void ReplacementFragment::RemoveNodePreservingChildren(ContainerNode* node) { … } void ReplacementFragment::RemoveNode(Node* node) { … } void ReplacementFragment::InsertNodeBefore(Node* node, Node* ref_node) { … } HTMLElement* ReplacementFragment::InsertFragmentForTestRendering( Element* root_editable_element) { … } void ReplacementFragment::RestoreAndRemoveTestRenderingNodesToFragment( Element* holder) { … } void ReplacementFragment::RemoveUnrenderedNodes(ContainerNode* holder) { … } void ReplacementFragment::RemoveInterchangeNodes(ContainerNode* container) { … } inline void ReplaceSelectionCommand::InsertedNodes::RespondToNodeInsertion( Node& node) { … } inline void ReplaceSelectionCommand::InsertedNodes::WillRemoveNodePreservingChildren( Node& node) { … } inline void ReplaceSelectionCommand::InsertedNodes::WillRemoveNode(Node& node) { … } inline void ReplaceSelectionCommand::InsertedNodes::DidReplaceNode( Node& node, Node& new_node) { … } ReplaceSelectionCommand::ReplaceSelectionCommand( Document& document, DocumentFragment* fragment, CommandOptions options, InputEvent::InputType input_type) : … { … } String ReplaceSelectionCommand::TextDataForInputEvent() const { … } static bool HasMatchingQuoteLevel(VisiblePosition end_of_existing_content, VisiblePosition end_of_inserted_content) { … } bool ReplaceSelectionCommand::ShouldMergeStart( bool selection_start_was_start_of_paragraph, bool fragment_has_interchange_newline_at_start, bool selection_start_was_inside_mail_blockquote) { … } bool ReplaceSelectionCommand::ShouldMergeEnd( bool selection_end_was_end_of_paragraph) { … } static bool IsHTMLHeaderElement(const Node* a) { … } static bool HaveSameTagName(Element* a, Element* b) { … } bool ReplaceSelectionCommand::ShouldMerge(const VisiblePosition& source, const VisiblePosition& destination) { … } // Style rules that match just inserted elements could change their appearance, // like a div inserted into a document with div { display:inline; }. void ReplaceSelectionCommand::RemoveRedundantStylesAndKeepStyleSpanInline( InsertedNodes& inserted_nodes, EditingState* editing_state) { … } static bool IsProhibitedParagraphChild(const AtomicString& name) { … } void ReplaceSelectionCommand:: MakeInsertedContentRoundTrippableWithHTMLTreeBuilder( const InsertedNodes& inserted_nodes, EditingState* editing_state) { … } void ReplaceSelectionCommand::MoveElementOutOfAncestor( Element* element, Element* ancestor, EditingState* editing_state) { … } static inline bool NodeHasVisibleLayoutText(Text& text) { … } void ReplaceSelectionCommand::RemoveUnrenderedTextNodesAtEnds( InsertedNodes& inserted_nodes) { … } VisiblePosition ReplaceSelectionCommand::PositionAtEndOfInsertedContent() const { … } VisiblePosition ReplaceSelectionCommand::PositionAtStartOfInsertedContent() const { … } static void RemoveHeadContents(ReplacementFragment& fragment) { … } static bool FollowBlockElementStyle(const Node* node) { … } // Remove style spans before insertion if they are unnecessary. It's faster // because we'll avoid doing a layout. void ReplaceSelectionCommand::HandleStyleSpansBeforeInsertion( ReplacementFragment& fragment, const Position& insertion_pos) { … } void ReplaceSelectionCommand::MergeEndIfNeeded(EditingState* editing_state) { … } static Node* EnclosingInline(Node* node) { … } static bool IsInlineHTMLElementWithStyle(const Node* node) { … } static inline HTMLElement* ElementToSplitToAvoidPastingIntoInlineElementsWithStyle( const Position& insertion_pos) { … } void ReplaceSelectionCommand::SetUpStyle(const VisibleSelection& selection) { … } void ReplaceSelectionCommand::InsertParagraphSeparatorIfNeeds( const VisibleSelection& selection, const ReplacementFragment& fragment, EditingState* editing_state) { … } void ReplaceSelectionCommand::DoApply(EditingState* editing_state) { … } bool ReplaceSelectionCommand::ShouldRemoveEndBR( HTMLBRElement* end_br, const VisiblePosition& original_vis_pos_before_end_br) { … } bool ReplaceSelectionCommand::ShouldPerformSmartReplace() const { … } static bool IsCharacterSmartReplaceExemptConsideringNonBreakingSpace( UChar32 character, bool previous_character) { … } void ReplaceSelectionCommand::AddSpacesForSmartReplace( EditingState* editing_state) { … } void ReplaceSelectionCommand::CompleteHTMLReplacement( const Position& last_position_to_select, EditingState* editing_state) { … } void ReplaceSelectionCommand::MergeTextNodesAroundPosition( Position& position, Position& position_only_to_be_updated, EditingState* editing_state) { … } InputEvent::InputType ReplaceSelectionCommand::GetInputType() const { … } // If the user is inserting a list into an existing list, instead of nesting the // list, we put the list items into the existing list. Node* ReplaceSelectionCommand::InsertAsListItems(HTMLElement* list_element, Element* insertion_block, const Position& insert_pos, InsertedNodes& inserted_nodes, EditingState* editing_state) { … } void ReplaceSelectionCommand::UpdateNodesInserted(Node* node) { … } // During simple pastes, where we're just pasting a text node into a run of // text, we insert the text node directly into the text node that holds the // selection. This is much faster than the generalized code in // ReplaceSelectionCommand, and works around // <https://bugs.webkit.org/show_bug.cgi?id=6148> since we don't split text // nodes. bool ReplaceSelectionCommand::PerformTrivialReplace( const ReplacementFragment& fragment, EditingState* editing_state) { … } bool ReplaceSelectionCommand::IsReplaceSelectionCommand() const { … } EphemeralRange ReplaceSelectionCommand::InsertedRange() const { … } void ReplaceSelectionCommand::Trace(Visitor* visitor) const { … } } // namespace blink
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