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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_OZONE_PLATFORM_X11_X11_CLIPBOARD_OZONE_H_
#define UI_OZONE_PLATFORM_X11_X11_CLIPBOARD_OZONE_H_
#include <memory>
#include <string>
#include "base/functional/callback.h"
#include "ui/base/clipboard/clipboard_buffer.h"
#include "ui/ozone/public/platform_clipboard.h"
namespace ui {
class XClipboardHelper;
// Handles clipboard operations for X11.
// Registers to receive standard X11 events, as well as
// XFixesSetSelectionOwnerNotify. When the remote owner changes, TARGETS and
// text/plain are preemptively fetched. They can then be provided immediately
// to GetAvailableMimeTypes, and RequestClipboardData when mime_type is
// text/plain. Otherwise GetAvailableMimeTypes and RequestClipboardData call
// the appropriate X11 functions and invoke callbacks when the associated events
// are received.
class X11ClipboardOzone : public PlatformClipboard {
public:
X11ClipboardOzone();
X11ClipboardOzone(const X11ClipboardOzone&) = delete;
X11ClipboardOzone& operator=(const X11ClipboardOzone&) = delete;
~X11ClipboardOzone() override;
// PlatformClipboard:
void OfferClipboardData(
ClipboardBuffer buffer,
const PlatformClipboard::DataMap& data_map,
PlatformClipboard::OfferDataClosure callback) override;
void RequestClipboardData(
ClipboardBuffer buffer,
const std::string& mime_type,
PlatformClipboard::RequestDataClosure callback) override;
void GetAvailableMimeTypes(
ClipboardBuffer buffer,
PlatformClipboard::GetMimeTypesClosure callback) override;
bool IsSelectionOwner(ClipboardBuffer buffer) override;
void SetClipboardDataChangedCallback(
ClipboardDataChangedCallback data_changed_callback) override;
bool IsSelectionBufferAvailable() const override;
private:
void OnSelectionChanged(ClipboardBuffer buffer);
const std::unique_ptr<XClipboardHelper> helper_;
ClipboardDataChangedCallback clipboard_changed_callback_;
};
} // namespace ui
#endif // UI_OZONE_PLATFORM_X11_X11_CLIPBOARD_OZONE_H_
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