зеркало из https://github.com/mozilla/gecko-dev.git
155 строки
4.6 KiB
C++
155 строки
4.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:expandtab:shiftwidth=4:tabstop=4:
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef __nsClipboardWayland_h_
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#define __nsClipboardWayland_h_
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#include "nsIClipboard.h"
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#include "mozwayland/mozwayland.h"
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#include "wayland/gtk-primary-selection-client-protocol.h"
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#include <gtk/gtk.h>
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#include <gdk/gdkwayland.h>
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#include <nsTArray.h>
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struct FastTrackClipboard;
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class DataOffer {
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public:
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void AddMIMEType(const char* aMimeType);
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GdkAtom* GetTargets(int* aTargetNum);
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bool HasTarget(const char* aMimeType);
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char* GetData(wl_display* aDisplay, const char* aMimeType,
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uint32_t* aContentLength);
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virtual ~DataOffer(){};
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private:
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virtual bool RequestDataTransfer(const char* aMimeType, int fd) = 0;
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protected:
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nsTArray<GdkAtom> mTargetMIMETypes;
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};
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class WaylandDataOffer : public DataOffer {
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public:
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explicit WaylandDataOffer(wl_data_offer* aWaylandDataOffer);
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void DragOfferAccept(const char* aMimeType, uint32_t aTime);
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void SetDragStatus(GdkDragAction aAction, uint32_t aTime);
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GdkDragAction GetSelectedDragAction();
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void SetSelectedDragAction(uint32_t aWaylandAction);
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void SetAvailableDragActions(uint32_t aWaylandActions);
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GdkDragAction GetAvailableDragActions();
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virtual ~WaylandDataOffer();
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private:
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bool RequestDataTransfer(const char* aMimeType, int fd) override;
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wl_data_offer* mWaylandDataOffer;
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uint32_t mSelectedDragAction;
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uint32_t mAvailableDragAction;
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};
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class PrimaryDataOffer : public DataOffer {
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public:
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explicit PrimaryDataOffer(gtk_primary_selection_offer* aPrimaryDataOffer);
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void SetAvailableDragActions(uint32_t aWaylandActions){};
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virtual ~PrimaryDataOffer();
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private:
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bool RequestDataTransfer(const char* aMimeType, int fd) override;
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gtk_primary_selection_offer* mPrimaryDataOffer;
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};
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class nsWaylandDragContext : public nsISupports {
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NS_DECL_ISUPPORTS
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public:
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nsWaylandDragContext(WaylandDataOffer* aWaylandDataOffer,
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wl_display* aDisplay);
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void DropDataEnter(GtkWidget* aGtkWidget, uint32_t aTime, nscoord aX,
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nscoord aY);
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void DropMotion(uint32_t aTime, nscoord aX, nscoord aY);
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void GetLastDropInfo(uint32_t* aTime, nscoord* aX, nscoord* aY);
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void SetDragStatus(GdkDragAction action);
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GdkDragAction GetSelectedDragAction();
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GtkWidget* GetWidget() { return mGtkWidget; }
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GList* GetTargets();
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char* GetData(const char* aMimeType, uint32_t* aContentLength);
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private:
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virtual ~nsWaylandDragContext(){};
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nsAutoPtr<WaylandDataOffer> mDataOffer;
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wl_display* mDisplay;
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uint32_t mTime;
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GtkWidget* mGtkWidget;
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nscoord mX, mY;
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};
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class nsRetrievalContextWayland : public nsRetrievalContext {
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public:
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nsRetrievalContextWayland();
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virtual const char* GetClipboardData(const char* aMimeType,
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int32_t aWhichClipboard,
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uint32_t* aContentLength) override;
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virtual const char* GetClipboardText(int32_t aWhichClipboard) override;
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virtual void ReleaseClipboardData(const char* aClipboardData) override;
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virtual GdkAtom* GetTargets(int32_t aWhichClipboard,
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int* aTargetNum) override;
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virtual bool HasSelectionSupport(void) override;
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void RegisterNewDataOffer(wl_data_offer* aWaylandDataOffer);
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void RegisterNewDataOffer(gtk_primary_selection_offer* aPrimaryDataOffer);
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void SetClipboardDataOffer(wl_data_offer* aWaylandDataOffer);
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void SetPrimaryDataOffer(gtk_primary_selection_offer* aPrimaryDataOffer);
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void AddDragAndDropDataOffer(wl_data_offer* aWaylandDataOffer);
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nsWaylandDragContext* GetDragContext();
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void ClearDragAndDropDataOffer();
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void TransferFastTrackClipboard(int aClipboardRequestNumber,
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GtkSelectionData* aSelectionData);
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virtual ~nsRetrievalContextWayland() override;
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private:
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bool mInitialized;
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nsWaylandDisplay* mDisplay;
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// Data offers provided by Wayland data device
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GHashTable* mActiveOffers;
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nsAutoPtr<DataOffer> mClipboardOffer;
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nsAutoPtr<DataOffer> mPrimaryOffer;
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RefPtr<nsWaylandDragContext> mDragContext;
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int mClipboardRequestNumber;
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char* mClipboardData;
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uint32_t mClipboardDataLength;
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// Mime types used for text data at Gtk+, see request_text_received_func()
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// at gtkclipboard.c.
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#define TEXT_MIME_TYPES_NUM 3
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static const char* sTextMimeTypes[TEXT_MIME_TYPES_NUM];
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};
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#endif /* __nsClipboardWayland_h_ */
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