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/*
* 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 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 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.
*/
#pragma once
#include "TextInsertionBaseCommand.h"
#include <wtf/CheckedRef.h>
namespace WebCore {
class TypingCommand final : public TextInsertionBaseCommand {
public:
enum class Type : uint8_t {
DeleteSelection,
DeleteKey,
ForwardDeleteKey,
InsertText,
InsertLineBreak,
InsertParagraphSeparator,
InsertParagraphSeparatorInQuotedContent
};
enum class TextCompositionType : uint8_t {
None,
Pending,
Final,
};
enum class Option : uint8_t {
SelectInsertedText = 1 << 0,
AddsToKillRing = 1 << 1,
RetainAutocorrectionIndicator = 1 << 2,
PreventSpellChecking = 1 << 3,
SmartDelete = 1 << 4,
IsAutocompletion = 1 << 5,
};
static void deleteSelection(Ref<Document>&&, OptionSet<Option> = { }, TextCompositionType = TextCompositionType::None);
static void deleteKeyPressed(Ref<Document>&&, OptionSet<Option> = { }, TextGranularity = TextGranularity::CharacterGranularity);
static void forwardDeleteKeyPressed(Ref<Document>&&, OptionSet<Option> = { }, TextGranularity = TextGranularity::CharacterGranularity);
static void insertText(Ref<Document>&&, const String&, Event* triggeringEvent, OptionSet<Option>, TextCompositionType = TextCompositionType::None);
static void insertText(Ref<Document>&&, const String&, Event* triggeringEvent, const VisibleSelection&, OptionSet<Option>, TextCompositionType = TextCompositionType::None);
static void insertLineBreak(Ref<Document>&&, OptionSet<Option>);
static void insertParagraphSeparator(Ref<Document>&&, OptionSet<Option>);
static void insertParagraphSeparatorInQuotedContent(Ref<Document>&&);
static void closeTyping(Document&);
#if PLATFORM(IOS_FAMILY)
static void ensureLastEditCommandHasCurrentSelectionIfOpenForMoreTyping(Document&, const VisibleSelection&);
#endif
void insertText(const String&, bool selectInsertedText);
void insertTextRunWithoutNewlines(const String&, bool selectInsertedText);
void insertLineBreak();
void insertParagraphSeparatorInQuotedContent();
void insertParagraphSeparator();
void deleteKeyPressed(TextGranularity, bool shouldAddToKillRing);
void forwardDeleteKeyPressed(TextGranularity, bool shouldAddToKillRing);
void deleteSelection(bool smartDelete);
void setCompositionType(TextCompositionType type) { m_compositionType = type; }
void setIsAutocompletion(bool isAutocompletion) { m_isAutocompletion = isAutocompletion; }
bool triggeringEventWasCreatedFromBindings() const { return m_triggeringEventWasCreatedFromBindings; }
void setTriggeringEventWasCreatedFromBindings(bool value) { m_triggeringEventWasCreatedFromBindings = value; }
#if PLATFORM(IOS_FAMILY)
void setEndingSelectionOnLastInsertCommand(const VisibleSelection& selection);
#endif
private:
static Ref<TypingCommand> create(Ref<Document>&& document, Type command, const String& text = emptyString(), OptionSet<Option> options = { }, TextGranularity granularity = TextGranularity::CharacterGranularity, TextCompositionType compositionType = TextCompositionType::None)
{
return adoptRef(*new TypingCommand(WTFMove(document), command, text, options, granularity, compositionType));
}
static Ref<TypingCommand> create(Ref<Document>&& document, Type command, const String& text, OptionSet<Option> options, TextCompositionType compositionType)
{
return adoptRef(*new TypingCommand(WTFMove(document), command, text, options, TextGranularity::CharacterGranularity, compositionType));
}
TypingCommand(Ref<Document>&&, Type, const String& text, OptionSet<Option>, TextGranularity, TextCompositionType);
void setSmartDelete(bool smartDelete) { m_smartDelete = smartDelete; }
bool isOpenForMoreTyping() const { return m_openForMoreTyping; }
void closeTyping() { m_openForMoreTyping = false; }
static RefPtr<TypingCommand> lastTypingCommandIfStillOpenForTyping(Document&);
void doApply() final;
bool isTypingCommand() const final;
bool preservesTypingStyle() const final { return m_preservesTypingStyle; }
bool shouldRetainAutocorrectionIndicator() const final
{
ASSERT(isTopLevelCommand());
return m_shouldRetainAutocorrectionIndicator;
}
void setShouldRetainAutocorrectionIndicator(bool retain) final { m_shouldRetainAutocorrectionIndicator = retain; }
bool shouldStopCaretBlinking() const final { return true; }
void setShouldPreventSpellChecking(bool prevent) { m_shouldPreventSpellChecking = prevent; }
AtomString inputEventTypeName() const final;
bool isInputMethodComposing() const final;
String inputEventData() const final;
RefPtr<DataTransfer> inputEventDataTransfer() const final;
bool isBeforeInputEventCancelable() const final;
static void updateSelectionIfDifferentFromCurrentSelection(TypingCommand*, Document&);
void updatePreservesTypingStyle(Type);
bool willAddTypingToOpenCommand(Type, TextGranularity, const String& = emptyString(), const std::optional<SimpleRange>& = { });
void markMisspellingsAfterTyping(Type);
void typingAddedToOpenCommand(Type);
bool makeEditableRootEmpty();
void postTextStateChangeNotificationForDeletion(const VisibleSelection&);
void insertTextAndNotifyAccessibility(const String &text, bool selectInsertedText);
void insertLineBreakAndNotifyAccessibility();
void insertParagraphSeparatorInQuotedContentAndNotifyAccessibility();
void insertParagraphSeparatorAndNotifyAccessibility();
bool willApplyCommand() final;
void didApplyCommand() final;
bool shouldDeferWillApplyCommandUntilAddingTypingCommand() const;
Type m_commandType;
EditAction m_currentTypingEditAction;
String m_textToInsert;
String m_currentTextToInsert;
bool m_openForMoreTyping;
bool m_selectInsertedText;
bool m_smartDelete;
bool m_isHandlingInitialTypingCommand { true };
TextGranularity m_granularity;
TextCompositionType m_compositionType;
bool m_shouldAddToKillRing;
bool m_preservesTypingStyle;
bool m_isAutocompletion;
// 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 m_openedByBackwardDelete;
bool m_shouldRetainAutocorrectionIndicator;
bool m_shouldPreventSpellChecking;
bool m_triggeringEventWasCreatedFromBindings { false };
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::TypingCommand)
static bool isType(const WebCore::CompositeEditCommand& command) { return command.isTypingCommand(); }
SPECIALIZE_TYPE_TRAITS_END()
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