gecko-dev/widget/gtk/nsClipboardX11.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:expandtab:shiftwidth=4:tabstop=4:
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef __nsClipboardX11_h_
#define __nsClipboardX11_h_
#include "nsIClipboard.h"
#include <gtk/gtk.h>
class nsRetrievalContextX11 : public nsRetrievalContext
{
public:
enum State { INITIAL, COMPLETED, TIMED_OUT };
virtual const char* GetClipboardData(const char* aMimeType,
int32_t aWhichClipboard,
uint32_t* aContentLength) override;
virtual void ReleaseClipboardData(const char* aClipboardData) override;
virtual GdkAtom* GetTargets(int32_t aWhichClipboard,
int* aTargetNums) override;
// Call this when data has been retrieved.
void Complete(GtkSelectionData* aData, int aDataRequestNumber);
nsRetrievalContextX11();
virtual ~nsRetrievalContextX11() override;
private:
GtkSelectionData* WaitForContents(GtkClipboard *clipboard,
const char *aMimeType);
/**
* Spins X event loop until timing out or being completed. Returns
* null if we time out, otherwise returns the completed data (passing
* ownership to caller).
*/
void *Wait();
State mState;
void* mData;
int mClipboardRequestNumber;
};
class ClipboardRequestHandler
{
public:
ClipboardRequestHandler(nsRetrievalContextX11 *aContext, int aDataRequestNumber)
: mContext(aContext)
, mDataRequestNumber(aDataRequestNumber)
{}
void Complete(GtkSelectionData* aData)
{
mContext->Complete(aData, mDataRequestNumber);
}
private:
nsRetrievalContextX11 *mContext;
int mDataRequestNumber;
};
#endif /* __nsClipboardX11_h_ */