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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_INPUT_METHOD_EDITOR_TEXT_INSERTION_H_
#define CHROME_BROWSER_ASH_INPUT_METHOD_EDITOR_TEXT_INSERTION_H_
#include <string>
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "base/timer/timer.h"
namespace ash {
namespace input_method {
class EditorTextInsertion {
public:
enum class InsertionStrategy {
kInsertAsMultipleParagraphs,
kInsertAsASingleParagraph,
};
explicit EditorTextInsertion(const std::string& text,
InsertionStrategy strategy);
~EditorTextInsertion();
// To help ensure that we do not insert the pending text in text fields other
// then the target text input, we set a timeout for the text insertion
// operation to occur within otherwise it is cancelled. This method returns
// the state of that timeout.
bool HasTimedOut();
// Attempts to commit the pending text into the currently focused text input.
bool Commit();
// Returns the length of the text to be inserted with this operation.
int GetTextLength();
private:
enum State {
kPending,
kTimedOut,
};
// This method is invoked after the text insertion timeout has elapsed, and
// it renders this operation inert. Consumers of this class can no longer
// commit the pending text once this method has been called.
void CancelTextInsertion();
const std::string pending_text_;
State state_;
const InsertionStrategy strategy_;
base::OneShotTimer text_insertion_timeout_;
base::WeakPtrFactory<EditorTextInsertion> weak_ptr_factory_{this};
};
} // namespace input_method
} // namespace ash
#endif // CHROME_BROWSER_ASH_INPUT_METHOD_EDITOR_TEXT_INSERTION_H_
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