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