/* * Copyright (C) 2005, 2006, 2007, 2008 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 * (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/typing_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/dom/events/scoped_event_queue.h" #include "third_party/blink/renderer/core/editing/commands/break_blockquote_command.h" #include "third_party/blink/renderer/core/editing/commands/delete_selection_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/insert_incremental_text_command.h" #include "third_party/blink/renderer/core/editing/commands/insert_line_break_command.h" #include "third_party/blink/renderer/core/editing/commands/insert_paragraph_separator_command.h" #include "third_party/blink/renderer/core/editing/commands/insert_text_command.h" #include "third_party/blink/renderer/core/editing/editing_behavior.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/frame_selection.h" #include "third_party/blink/renderer/core/editing/ime/input_method_controller.h" #include "third_party/blink/renderer/core/editing/plain_text_range.h" #include "third_party/blink/renderer/core/editing/selection_modifier.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/events/before_text_inserted_event.h" #include "third_party/blink/renderer/core/events/text_event.h" #include "third_party/blink/renderer/core/frame/local_dom_window.h" #include "third_party/blink/renderer/core/frame/local_frame.h" #include "third_party/blink/renderer/core/html/html_br_element.h" #include "third_party/blink/renderer/core/html_names.h" #include "third_party/blink/renderer/core/layout/layout_object.h" #include "third_party/blink/renderer/platform/heap/garbage_collected.h" namespace blink { namespace { bool IsValidDocument(const Document& document) { … } String DispatchBeforeTextInsertedEvent(const String& text, const SelectionInDOMTree& selection, EditingState* editing_state) { … } DispatchEventResult DispatchTextInputEvent(LocalFrame* frame, const String& text, EditingState* editing_state) { … } PlainTextRange GetSelectionOffsets(const SelectionInDOMTree& selection) { … } SelectionInDOMTree CreateSelection(const wtf_size_t start, const wtf_size_t end, Element* element) { … } bool CanAppendNewLineFeedToSelection(const SelectionInDOMTree& selection, EditingState* editing_state) { … } // Example: <div><img style="display:block">|<br></p> // See "editing/deleting/delete_after_block_image.html" Position AfterBlockIfBeforeAnonymousPlaceholder(const Position& position) { … } } // anonymous namespace TypingCommand::TypingCommand(Document& document, CommandType command_type, const String& text_to_insert, Options options, TextGranularity granularity, TextCompositionType composition_type) : … { … } void TypingCommand::DeleteSelection(Document& document, Options options) { … } void TypingCommand::DeleteSelectionIfRange( const SelectionForUndoStep& selection, EditingState* editing_state) { … } void TypingCommand::DeleteKeyPressed(Document& document, Options options, TextGranularity granularity) { … } void TypingCommand::ForwardDeleteKeyPressed(Document& document, EditingState* editing_state, Options options, TextGranularity granularity) { … } String TypingCommand::TextDataForInputEvent() const { … } void TypingCommand::UpdateSelectionIfDifferentFromCurrentSelection( TypingCommand* typing_command, LocalFrame* frame) { … } void TypingCommand::InsertText(Document& document, const String& text, Options options, TextCompositionType composition, const bool is_incremental_insertion) { … } void TypingCommand::AdjustSelectionAfterIncrementalInsertion( LocalFrame* frame, const wtf_size_t selection_start, const wtf_size_t text_length, EditingState* editing_state) { … } // FIXME: We shouldn't need to take selectionForInsertion. It should be // identical to FrameSelection's current selection. void TypingCommand::InsertText( Document& document, const String& text, const SelectionInDOMTree& passed_selection_for_insertion, Options options, EditingState* editing_state, TextCompositionType composition_type, const bool is_incremental_insertion, InputEvent::InputType input_type) { … } bool TypingCommand::InsertLineBreak(Document& document) { … } bool TypingCommand::InsertParagraphSeparatorInQuotedContent( Document& document) { … } bool TypingCommand::InsertParagraphSeparator(Document& document) { … } TypingCommand* TypingCommand::LastTypingCommandIfStillOpenForTyping( LocalFrame* frame) { … } void TypingCommand::CloseTyping(LocalFrame* frame) { … } void TypingCommand::CloseTypingIfNeeded(LocalFrame* frame) { … } void TypingCommand::DoApply(EditingState* editing_state) { … } InputEvent::InputType TypingCommand::GetInputType() const { … } void TypingCommand::TypingAddedToOpenCommand( CommandType command_type_for_added_typing) { … } void TypingCommand::InsertTextInternal(const String& text, bool select_inserted_text, EditingState* editing_state) { … } void TypingCommand::InsertTextRunWithoutNewlines(const String& text, EditingState* editing_state) { … } void TypingCommand::InsertLineBreak(EditingState* editing_state) { … } void TypingCommand::InsertParagraphSeparator(EditingState* editing_state) { … } void TypingCommand::InsertParagraphSeparatorInQuotedContent( EditingState* editing_state) { … } bool TypingCommand::MakeEditableRootEmpty(EditingState* editing_state) { … } // If there are multiple Unicode code points to be deleted, adjust the // range to match platform conventions. static SelectionForUndoStep AdjustSelectionForBackwardDelete( const SelectionInDOMTree& selection) { … } void TypingCommand::DeleteKeyPressed(TextGranularity granularity, bool kill_ring, EditingState* editing_state) { … } void TypingCommand::DeleteKeyPressedInternal( const SelectionForUndoStep& selection_to_delete, const SelectionForUndoStep& selection_after_undo, bool kill_ring, EditingState* editing_state) { … } static Position ComputeExtentForForwardDeleteUndo( const VisibleSelection& selection, const Position& extent) { … } void TypingCommand::ForwardDeleteKeyPressed(TextGranularity granularity, bool kill_ring, EditingState* editing_state) { … } void TypingCommand::ForwardDeleteKeyPressedInternal( const SelectionForUndoStep& selection_to_delete, const SelectionForUndoStep& selection_after_undo, bool kill_ring, EditingState* editing_state) { … } void TypingCommand::DeleteSelection(bool smart_delete, EditingState* editing_state) { … } void TypingCommand::UpdatePreservesTypingStyle(CommandType command_type) { … } bool TypingCommand::IsTypingCommand() const { … } } // namespace blink
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