| /* |
| * 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. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_EDITING_COMMANDS_TYPING_COMMAND_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_EDITING_COMMANDS_TYPING_COMMAND_H_ |
| |
| #include "third_party/blink/renderer/core/editing/commands/composite_edit_command.h" |
| #include "third_party/blink/renderer/core/editing/text_granularity.h" |
| |
| namespace blink { |
| |
| class CORE_EXPORT TypingCommand final : public CompositeEditCommand { |
| public: |
| enum ETypingCommand { |
| kDeleteSelection, |
| kDeleteKey, |
| kForwardDeleteKey, |
| kInsertText, |
| kInsertLineBreak, |
| kInsertParagraphSeparator, |
| kInsertParagraphSeparatorInQuotedContent |
| }; |
| |
| enum TextCompositionType { |
| kTextCompositionNone, |
| kTextCompositionUpdate, |
| kTextCompositionConfirm, |
| kTextCompositionCancel |
| }; |
| |
| enum Option { |
| kSelectInsertedText = 1 << 0, |
| kKillRing = 1 << 1, |
| kSmartDelete = 1 << 2 |
| }; |
| typedef unsigned Options; |
| |
| static void DeleteSelection(Document&, Options = 0); |
| static void DeleteKeyPressed(Document&, |
| Options, |
| TextGranularity = TextGranularity::kCharacter); |
| static void ForwardDeleteKeyPressed( |
| Document&, |
| EditingState*, |
| Options = 0, |
| TextGranularity = TextGranularity::kCharacter); |
| static void InsertText(Document&, |
| const String&, |
| Options, |
| TextCompositionType = kTextCompositionNone, |
| const bool is_incremental_insertion = false); |
| static void InsertText( |
| Document&, |
| const String&, |
| const SelectionInDOMTree&, |
| Options, |
| EditingState*, |
| TextCompositionType = kTextCompositionNone, |
| const bool is_incremental_insertion = false, |
| InputEvent::InputType = InputEvent::InputType::kInsertText); |
| static bool InsertLineBreak(Document&); |
| static bool InsertParagraphSeparator(Document&); |
| static bool InsertParagraphSeparatorInQuotedContent(Document&); |
| static void CloseTyping(LocalFrame*); |
| |
| static TypingCommand* LastTypingCommandIfStillOpenForTyping(LocalFrame*); |
| static void UpdateSelectionIfDifferentFromCurrentSelection(TypingCommand*, |
| LocalFrame*); |
| |
| TypingCommand(Document&, |
| ETypingCommand, |
| const String& text, |
| Options, |
| TextGranularity, |
| TextCompositionType); |
| |
| void InsertTextRunWithoutNewlines(const String& text, |
| EditingState*); |
| void InsertLineBreak(EditingState*); |
| void InsertParagraphSeparatorInQuotedContent(EditingState*); |
| void InsertParagraphSeparator(EditingState*); |
| void DeleteKeyPressed(TextGranularity, bool kill_ring, EditingState*); |
| void ForwardDeleteKeyPressed(TextGranularity, bool kill_ring, EditingState*); |
| void DeleteSelection(bool smart_delete, EditingState*); |
| void SetCompositionType(TextCompositionType type) { |
| composition_type_ = type; |
| } |
| void AdjustSelectionAfterIncrementalInsertion( |
| LocalFrame*, |
| const wtf_size_t selection_start, |
| const wtf_size_t text_length, |
| EditingState*); |
| |
| ETypingCommand CommandTypeOfOpenCommand() const { return command_type_; } |
| TextCompositionType CompositionType() const { return composition_type_; } |
| // |TypingCommand| may contain multiple |InsertTextCommand|, should return |
| // |textDataForInputEvent()| of the last one. |
| String TextDataForInputEvent() const final; |
| |
| private: |
| static TypingCommand* Create( |
| Document& document, |
| ETypingCommand command, |
| const String& text = "", |
| Options options = 0, |
| TextGranularity granularity = TextGranularity::kCharacter) { |
| return MakeGarbageCollected<TypingCommand>( |
| document, command, text, options, granularity, kTextCompositionNone); |
| } |
| |
| static TypingCommand* Create(Document& document, |
| ETypingCommand command, |
| const String& text, |
| Options options, |
| TextCompositionType composition_type) { |
| return MakeGarbageCollected<TypingCommand>(document, command, text, options, |
| TextGranularity::kCharacter, |
| composition_type); |
| } |
| |
| void SetSmartDelete(bool smart_delete) { smart_delete_ = smart_delete; } |
| bool IsOpenForMoreTyping() const { return open_for_more_typing_; } |
| void CloseTyping() { open_for_more_typing_ = false; } |
| |
| void InsertTextInternal(const String& text, |
| bool select_inserted_text, |
| EditingState*); |
| |
| void DoApply(EditingState*) override; |
| InputEvent::InputType GetInputType() const override; |
| bool IsTypingCommand() const override; |
| bool PreservesTypingStyle() const override { return preserves_typing_style_; } |
| |
| void UpdatePreservesTypingStyle(ETypingCommand); |
| void TypingAddedToOpenCommand(ETypingCommand); |
| bool MakeEditableRootEmpty(EditingState*); |
| |
| void UpdateCommandTypeOfOpenCommand(ETypingCommand typing_command) { |
| command_type_ = typing_command; |
| } |
| |
| bool IsIncrementalInsertion() const { return is_incremental_insertion_; } |
| |
| void DeleteKeyPressedInternal( |
| const VisibleSelection& selection_to_delete, |
| const SelectionForUndoStep& selection_after_undo, |
| bool kill_ring, |
| EditingState*); |
| |
| void DeleteSelectionIfRange(const VisibleSelection&, EditingState*); |
| |
| void ForwardDeleteKeyPressedInternal( |
| const VisibleSelection& selection_to_delete, |
| const SelectionForUndoStep& selection_after_undo, |
| bool kill_ring, |
| EditingState*); |
| |
| ETypingCommand command_type_; |
| String text_to_insert_; |
| bool open_for_more_typing_; |
| const bool select_inserted_text_; |
| bool smart_delete_; |
| const TextGranularity granularity_; |
| TextCompositionType composition_type_; |
| const bool kill_ring_; |
| bool preserves_typing_style_; |
| |
| // Undoing a series of backward deletes will restore a selection around all of |
| // the characters that were deleted, but only if the typing command being |
| // undone was opened with a backward delete. |
| bool opened_by_backward_delete_; |
| |
| bool is_incremental_insertion_; |
| wtf_size_t selection_start_; |
| InputEvent::InputType input_type_; |
| }; |
| |
| DEFINE_TYPE_CASTS(TypingCommand, |
| CompositeEditCommand, |
| command, |
| command->IsTypingCommand(), |
| command.IsTypingCommand()); |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_EDITING_COMMANDS_TYPING_COMMAND_H_ |