349 lines
14 KiB
C++
349 lines
14 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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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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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <sal/config.h>
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#include <stack>
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#include <unx/salinst.h>
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#include <unx/gensys.h>
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#include <headless/svpinst.hxx>
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#include <com/sun/star/datatransfer/DataFlavor.hpp>
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#include <com/sun/star/datatransfer/dnd/XDragSource.hpp>
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#include <com/sun/star/datatransfer/dnd/XDropTarget.hpp>
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#include <com/sun/star/lang/XInitialization.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <com/sun/star/awt/XWindow.hpp>
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#include <cppuhelper/compbase.hxx>
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#include <vcl/weld.hxx>
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#include <vcl/weldutils.hxx>
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#include <gtk/gtk.h>
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vcl::Font pango_to_vcl(const PangoFontDescription* font, const css::lang::Locale& rLocale);
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class GenPspGraphics;
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class GtkYieldMutex final : public SalYieldMutex
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{
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thread_local static std::stack<sal_uInt32> yieldCounts;
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public:
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GtkYieldMutex() {}
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void ThreadsEnter();
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void ThreadsLeave();
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};
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class GtkSalFrame;
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#if GTK_CHECK_VERSION(4, 0, 0)
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gint gtk_dialog_run(GtkDialog *dialog);
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struct read_transfer_result
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{
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enum { BlockSize = 8192 };
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size_t nRead = 0;
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bool bDone = false;
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std::vector<sal_Int8> aVector;
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static void read_block_async_completed(GObject* source, GAsyncResult* res, gpointer user_data);
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OUString get_as_string() const;
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css::uno::Sequence<sal_Int8> get_as_sequence() const;
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};
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#endif
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struct VclToGtkHelper
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{
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std::vector<css::datatransfer::DataFlavor> aInfoToFlavor;
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#if GTK_CHECK_VERSION(4, 0, 0)
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std::vector<OString> FormatsToGtk(const css::uno::Sequence<css::datatransfer::DataFlavor> &rFormats);
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#else
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std::vector<GtkTargetEntry> FormatsToGtk(const css::uno::Sequence<css::datatransfer::DataFlavor> &rFormats);
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#endif
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#if GTK_CHECK_VERSION(4, 0, 0)
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void setSelectionData(const css::uno::Reference<css::datatransfer::XTransferable> &rTrans,
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GdkContentProvider* provider,
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const char* mime_type,
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GOutputStream* stream,
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int io_priority,
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GCancellable* cancellable,
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GAsyncReadyCallback callback,
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gpointer user_data);
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#else
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void setSelectionData(const css::uno::Reference<css::datatransfer::XTransferable> &rTrans,
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GtkSelectionData *selection_data, guint info);
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#endif
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private:
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#if GTK_CHECK_VERSION(4, 0, 0)
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OString makeGtkTargetEntry(const css::datatransfer::DataFlavor& rFlavor);
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#else
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GtkTargetEntry makeGtkTargetEntry(const css::datatransfer::DataFlavor& rFlavor);
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#endif
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};
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class GtkTransferable : public cppu::WeakImplHelper<css::datatransfer::XTransferable>
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{
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protected:
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#if GTK_CHECK_VERSION(4, 0, 0)
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std::map<OUString, OString> m_aMimeTypeToGtkType;
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#else
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std::map<OUString, GdkAtom> m_aMimeTypeToGtkType;
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#endif
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#if GTK_CHECK_VERSION(4, 0, 0)
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std::vector<css::datatransfer::DataFlavor> getTransferDataFlavorsAsVector(const char * const *targets, gint n_targets);
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#else
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std::vector<css::datatransfer::DataFlavor> getTransferDataFlavorsAsVector(GdkAtom *targets, gint n_targets);
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#endif
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public:
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virtual css::uno::Any SAL_CALL getTransferData(const css::datatransfer::DataFlavor& rFlavor) override = 0;
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virtual std::vector<css::datatransfer::DataFlavor> getTransferDataFlavorsAsVector() = 0;
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virtual css::uno::Sequence<css::datatransfer::DataFlavor> SAL_CALL getTransferDataFlavors() override;
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virtual sal_Bool SAL_CALL isDataFlavorSupported(const css::datatransfer::DataFlavor& rFlavor) override;
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};
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class GtkDnDTransferable;
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class GtkInstDropTarget final : public cppu::WeakComponentImplHelper<css::datatransfer::dnd::XDropTarget,
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css::lang::XInitialization,
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css::lang::XServiceInfo>
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{
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osl::Mutex m_aMutex;
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GtkSalFrame* m_pFrame;
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GtkDnDTransferable* m_pFormatConversionRequest;
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bool m_bActive;
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bool m_bInDrag;
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sal_Int8 m_nDefaultActions;
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std::vector<css::uno::Reference<css::datatransfer::dnd::XDropTargetListener>> m_aListeners;
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public:
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GtkInstDropTarget();
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virtual ~GtkInstDropTarget() override;
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// XInitialization
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virtual void SAL_CALL initialize(const css::uno::Sequence<css::uno::Any>& rArgs) override;
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void deinitialize();
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// XDropTarget
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virtual void SAL_CALL addDropTargetListener(const css::uno::Reference<css::datatransfer::dnd::XDropTargetListener>&) override;
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virtual void SAL_CALL removeDropTargetListener(const css::uno::Reference<css::datatransfer::dnd::XDropTargetListener>&) override;
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virtual sal_Bool SAL_CALL isActive() override;
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virtual void SAL_CALL setActive(sal_Bool active) override;
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virtual sal_Int8 SAL_CALL getDefaultActions() override;
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virtual void SAL_CALL setDefaultActions(sal_Int8 actions) override;
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OUString SAL_CALL getImplementationName() override;
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sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override;
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css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
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void fire_dragEnter(const css::datatransfer::dnd::DropTargetDragEnterEvent& dtdee);
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void fire_dragOver(const css::datatransfer::dnd::DropTargetDragEvent& dtde);
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void fire_drop(const css::datatransfer::dnd::DropTargetDropEvent& dtde);
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void fire_dragExit(const css::datatransfer::dnd::DropTargetEvent& dte);
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void SetFormatConversionRequest(GtkDnDTransferable *pRequest)
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{
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m_pFormatConversionRequest = pRequest;
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}
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#if !GTK_CHECK_VERSION(4, 0, 0)
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gboolean signalDragMotion(GtkWidget* pWidget, GdkDragContext* context, gint x, gint y, guint time);
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gboolean signalDragDrop(GtkWidget* pWidget, GdkDragContext* context, gint x, gint y, guint time);
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#else
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GdkDragAction signalDragMotion(GtkDropTargetAsync *context, GdkDrop *drop, double x, double y);
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gboolean signalDragDrop(GtkDropTargetAsync *context, GdkDrop *drop, double x, double y);
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#endif
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void signalDragLeave(GtkWidget* pWidget);
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#if !GTK_CHECK_VERSION(4, 0, 0)
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void signalDragDropReceived(GtkWidget* pWidget, GdkDragContext* context, gint x, gint y, GtkSelectionData* data, guint ttype, guint time);
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#endif
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};
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class GtkInstDragSource final : public cppu::WeakComponentImplHelper<css::datatransfer::dnd::XDragSource,
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css::lang::XInitialization,
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css::lang::XServiceInfo>
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{
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osl::Mutex m_aMutex;
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GtkSalFrame* m_pFrame;
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css::uno::Reference<css::datatransfer::dnd::XDragSourceListener> m_xListener;
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css::uno::Reference<css::datatransfer::XTransferable> m_xTrans;
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VclToGtkHelper m_aConversionHelper;
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public:
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GtkInstDragSource()
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: WeakComponentImplHelper(m_aMutex)
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, m_pFrame(nullptr)
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{
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}
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void set_datatransfer(const css::uno::Reference<css::datatransfer::XTransferable>& rTrans,
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const css::uno::Reference<css::datatransfer::dnd::XDragSourceListener>& rListener);
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#if !GTK_CHECK_VERSION(4, 0, 0)
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std::vector<GtkTargetEntry> FormatsToGtk(const css::uno::Sequence<css::datatransfer::DataFlavor> &rFormats);
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#endif
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void setActiveDragSource();
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virtual ~GtkInstDragSource() override;
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// XDragSource
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virtual sal_Bool SAL_CALL isDragImageSupported() override;
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virtual sal_Int32 SAL_CALL getDefaultCursor(sal_Int8 dragAction) override;
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virtual void SAL_CALL startDrag(
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const css::datatransfer::dnd::DragGestureEvent& trigger, sal_Int8 sourceActions, sal_Int32 cursor, sal_Int32 image,
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const css::uno::Reference< css::datatransfer::XTransferable >& transferable,
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const css::uno::Reference< css::datatransfer::dnd::XDragSourceListener >& listener) override;
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// XInitialization
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virtual void SAL_CALL initialize(const css::uno::Sequence<css::uno::Any >& rArguments) override;
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void deinitialize();
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OUString SAL_CALL getImplementationName() override;
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sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override;
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css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
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void dragFailed();
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void dragDelete();
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#if GTK_CHECK_VERSION(4, 0, 0)
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void dragEnd(GdkDrag* drag);
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#else
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void dragEnd(GdkDragContext* context);
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void dragDataGet(GtkSelectionData *data, guint info);
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#endif
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// For LibreOffice internal D&D we provide the Transferable without Gtk
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// intermediaries as a shortcut, see tdf#100097 for how dbaccess depends on this
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static GtkInstDragSource* g_ActiveDragSource;
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css::uno::Reference<css::datatransfer::XTransferable> const & GetTransferable() const { return m_xTrans; }
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};
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enum SelectionType { SELECTION_CLIPBOARD = 0, SELECTION_PRIMARY = 1 };
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class GtkSalTimer;
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class GtkInstance final : public SvpSalInstance
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{
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public:
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GtkInstance( std::unique_ptr<SalYieldMutex> pMutex );
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virtual ~GtkInstance() override;
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void EnsureInit();
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virtual void AfterAppInit() override;
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virtual SalFrame* CreateFrame( SalFrame* pParent, SalFrameStyleFlags nStyle ) override;
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virtual SalFrame* CreateChildFrame( SystemParentData* pParent, SalFrameStyleFlags nStyle ) override;
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virtual SalObject* CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow ) override;
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virtual SalSystem* CreateSalSystem() override;
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virtual SalInfoPrinter* CreateInfoPrinter(SalPrinterQueueInfo* pPrinterQueueInfo, ImplJobSetup* pJobSetup) override;
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virtual std::unique_ptr<SalPrinter> CreatePrinter( SalInfoPrinter* pInfoPrinter ) override;
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virtual std::unique_ptr<SalMenu> CreateMenu( bool, Menu* ) override;
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virtual std::unique_ptr<SalMenuItem> CreateMenuItem( const SalItemParams& ) override;
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virtual SalTimer* CreateSalTimer() override;
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virtual void AddToRecentDocumentList(const OUString& rFileUrl, const OUString& rMimeType, const OUString& rDocumentService) override;
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virtual std::unique_ptr<SalVirtualDevice>
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CreateVirtualDevice( SalGraphics&,
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tools::Long &nDX, tools::Long &nDY,
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DeviceFormat eFormat,
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const SystemGraphicsData* = nullptr ) override;
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virtual std::shared_ptr<SalBitmap> CreateSalBitmap() override;
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virtual bool DoYield(bool bWait, bool bHandleAllCurrentEvents) override;
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virtual bool AnyInput( VclInputFlags nType ) override;
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// impossible to handle correctly, as "main thread" depends on the dispatch mutex
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virtual bool IsMainThread() const override { return false; }
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virtual std::unique_ptr<GenPspGraphics> CreatePrintGraphics() override;
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virtual bool hasNativeFileSelection() const override { return true; }
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virtual css::uno::Reference< css::ui::dialogs::XFilePicker2 >
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createFilePicker( const css::uno::Reference< css::uno::XComponentContext >& ) override;
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virtual css::uno::Reference< css::ui::dialogs::XFolderPicker2 >
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createFolderPicker( const css::uno::Reference< css::uno::XComponentContext >& ) override;
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virtual css::uno::Reference< css::uno::XInterface > CreateClipboard( const css::uno::Sequence< css::uno::Any >& i_rArguments ) override;
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virtual css::uno::Reference<css::uno::XInterface> ImplCreateDragSource(const SystemEnvData*) override;
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virtual css::uno::Reference<css::uno::XInterface> ImplCreateDropTarget(const SystemEnvData*) override;
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virtual OpenGLContext* CreateOpenGLContext() override;
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virtual std::unique_ptr<weld::Builder> CreateBuilder(weld::Widget* pParent, const OUString& rUIRoot, const OUString& rUIFile) override;
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virtual std::unique_ptr<weld::Builder> CreateInterimBuilder(vcl::Window* pParent, const OUString& rUIRoot, const OUString& rUIFile,
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bool bAllowCycleFocusOut, sal_uInt64 nLOKWindowId = 0) override;
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virtual weld::MessageDialog* CreateMessageDialog(weld::Widget* pParent, VclMessageType eMessageType, VclButtonsType eButtonType, const OUString &rPrimaryMessage) override;
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virtual weld::Window* GetFrameWeld(const css::uno::Reference<css::awt::XWindow>& rWindow) override;
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virtual const cairo_font_options_t* GetCairoFontOptions() override;
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const cairo_font_options_t* GetLastSeenCairoFontOptions() const;
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void ResetLastSeenCairoFontOptions(const cairo_font_options_t* pOptions);
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void RemoveTimer ();
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void* CreateGStreamerSink(const SystemChildWindow*) override;
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private:
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GtkSalTimer *m_pTimer;
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css::uno::Reference<css::uno::XInterface> m_aClipboards[2];
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bool IsTimerExpired();
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bool bNeedsInit;
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cairo_font_options_t* m_pLastCairoFontOptions;
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};
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inline GtkInstance* GetGtkInstance() { return static_cast<GtkInstance*>(GetSalInstance()); }
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class SalGtkXWindow final : public weld::TransportAsXWindow
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{
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private:
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weld::Window* m_pWeldWidget;
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GtkWidget* m_pWidget;
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public:
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SalGtkXWindow(weld::Window* pWeldWidget, GtkWidget* pWidget)
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: TransportAsXWindow(pWeldWidget)
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, m_pWeldWidget(pWeldWidget)
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, m_pWidget(pWidget)
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{
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}
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virtual void clear() override
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{
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m_pWeldWidget = nullptr;
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m_pWidget = nullptr;
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TransportAsXWindow::clear();
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}
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GtkWidget* getGtkWidget() const
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{
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return m_pWidget;
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}
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weld::Window* getFrameWeld() const
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{
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return m_pWeldWidget;
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}
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};
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GdkPixbuf* load_icon_by_name(const OUString& rIconName);
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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