1 files changed, 190 insertions, 0 deletions
diff --git a/vcl/inc/qt5/QtInstance.hxx b/vcl/inc/qt5/QtInstance.hxx
new file mode 100644
index 000000000..df6c4ec5a
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+++ b/vcl/inc/qt5/QtInstance.hxx
@@ -0,0 +1,190 @@
+/* -*- 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 <vclpluginapi.h>
+#include <unx/geninst.h>
+#include <salusereventlist.hxx>
+#include <vcl/timer.hxx>
+
+#include <osl/conditn.hxx>
+
+#include <QtCore/QObject>
+
+#include <cstdlib>
+#include <functional>
+#include <memory>
+#include <vector>
+
+#include "QtFilePicker.hxx"
+
+class QtFrame;
+class QtTimer;
+
+class QApplication;
+class SalYieldMutex;
+class SalFrame;
+
+struct StdFreeCStr
+{
+    void operator()(char* arg) const noexcept { std::free(arg); }
+};
+using FreeableCStr = std::unique_ptr<char[], StdFreeCStr>;
+
+class VCLPLUG_QT_PUBLIC QtInstance : public QObject,
+                                     public SalGenericInstance,
+                                     public SalUserEventList
+{
+    Q_OBJECT
+
+    osl::Condition m_aWaitingYieldCond;
+    const bool m_bUseCairo;
+    QtTimer* m_pTimer;
+    bool m_bSleeping;
+    std::unordered_map<OUString, css::uno::Reference<css::uno::XInterface>> m_aClipboards;
+
+    std::unique_ptr<QApplication> m_pQApplication;
+    std::vector<FreeableCStr> m_pFakeArgvFreeable;
+    std::unique_ptr<char* []> m_pFakeArgv;
+    std::unique_ptr<int> m_pFakeArgc;
+
+    Timer m_aUpdateStyleTimer;
+    bool m_bUpdateFonts;
+
+    QtFrame* m_pActivePopup;
+
+    DECL_DLLPRIVATE_LINK(updateStyleHdl, Timer*, void);
+    void AfterAppInit() override;
+
+private Q_SLOTS:
+    bool ImplYield(bool bWait, bool bHandleAllCurrentEvents);
+    static void deleteObjectLater(QObject* pObject);
+    static void localeChanged();
+
+    void orientationChanged(Qt::ScreenOrientation);
+    void primaryScreenChanged(QScreen*);
+    void screenAdded(QScreen*);
+    void screenRemoved(QScreen*);
+    void virtualGeometryChanged(const QRect&);
+
+Q_SIGNALS:
+    bool ImplYieldSignal(bool bWait, bool bHandleAllCurrentEvents);
+    void deleteObjectLaterSignal(QObject* pObject);
+
+protected:
+    virtual rtl::Reference<QtFilePicker>
+    createPicker(css::uno::Reference<css::uno::XComponentContext> const& context,
+                 QFileDialog::FileMode);
+    bool useCairo() const { return m_bUseCairo; }
+    // encodes cairo usage and Qt platform name into the ToolkitName
+    OUString constructToolkitID(std::u16string_view sTKname);
+    void connectQScreenSignals(const QScreen*);
+    void notifyDisplayChanged();
+
+public:
+    explicit QtInstance(std::unique_ptr<QApplication>& pQApp, bool bUseCairo = false);
+    virtual ~QtInstance() override;
+
+    // handle common SalInstance setup
+    static void AllocFakeCmdlineArgs(std::unique_ptr<char* []>& rFakeArgv,
+                                     std::unique_ptr<int>& rFakeArgc,
+                                     std::vector<FreeableCStr>& rFakeArgvFreeable);
+    void MoveFakeCmdlineArgs(std::unique_ptr<char* []>& rFakeArgv, std::unique_ptr<int>& rFakeArgc,
+                             std::vector<FreeableCStr>& rFakeArgvFreeable);
+    static std::unique_ptr<QApplication> CreateQApplication(int& nArgc, char** pArgv);
+
+    void RunInMainThread(std::function<void()> func);
+
+    virtual SalFrame* CreateFrame(SalFrame* pParent, SalFrameStyleFlags nStyle) override;
+    virtual SalFrame* CreateChildFrame(SystemParentData* pParent,
+                                       SalFrameStyleFlags nStyle) override;
+    virtual void DestroyFrame(SalFrame* pFrame) override;
+
+    virtual SalObject* CreateObject(SalFrame* pParent, SystemWindowData* pWindowData,
+                                    bool bShow) override;
+    virtual void DestroyObject(SalObject* pObject) override;
+
+    virtual std::unique_ptr<SalVirtualDevice>
+    CreateVirtualDevice(SalGraphics& rGraphics, tools::Long& nDX, tools::Long& nDY,
+                        DeviceFormat eFormat, const SystemGraphicsData* pData = nullptr) override;
+
+    virtual SalInfoPrinter* CreateInfoPrinter(SalPrinterQueueInfo* pQueueInfo,
+                                              ImplJobSetup* pSetupData) override;
+    virtual void DestroyInfoPrinter(SalInfoPrinter* pPrinter) override;
+    virtual std::unique_ptr<SalPrinter> CreatePrinter(SalInfoPrinter* pInfoPrinter) override;
+    virtual void GetPrinterQueueInfo(ImplPrnQueueList* pList) override;
+    virtual void GetPrinterQueueState(SalPrinterQueueInfo* pInfo) override;
+    virtual OUString GetDefaultPrinter() override;
+    virtual void PostPrintersChanged() override;
+
+    virtual std::unique_ptr<SalMenu> CreateMenu(bool, Menu*) override;
+    virtual std::unique_ptr<SalMenuItem> CreateMenuItem(const SalItemParams&) override;
+
+    virtual SalTimer* CreateSalTimer() override;
+    virtual SalSystem* CreateSalSystem() override;
+    virtual std::shared_ptr<SalBitmap> CreateSalBitmap() override;
+
+    virtual bool DoYield(bool bWait, bool bHandleAllCurrentEvents) override;
+    virtual bool AnyInput(VclInputFlags nType) override;
+
+// so we fall back to the default abort, instead of duplicating it...
+#ifndef EMSCRIPTEN
+    virtual OpenGLContext* CreateOpenGLContext() override;
+#endif
+
+    virtual OUString GetConnectionIdentifier() override;
+
+    virtual void AddToRecentDocumentList(const OUString& rFileUrl, const OUString& rMimeType,
+                                         const OUString& rDocumentService) override;
+
+    virtual std::unique_ptr<GenPspGraphics> CreatePrintGraphics() override;
+
+    virtual bool IsMainThread() const override;
+
+    virtual void TriggerUserEventProcessing() override;
+    virtual void ProcessEvent(SalUserEvent aEvent) override;
+
+    bool hasNativeFileSelection() const override { return true; }
+    css::uno::Reference<css::ui::dialogs::XFilePicker2>
+    createFilePicker(const css::uno::Reference<css::uno::XComponentContext>&) override;
+    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;
+
+    void UpdateStyle(bool bFontsChanged);
+
+    void* CreateGStreamerSink(const SystemChildWindow*) override;
+
+    bool DoExecute(int& nExitCode) override;
+    void DoQuit() override;
+
+    QtFrame* activePopup() const { return m_pActivePopup; }
+    void setActivePopup(QtFrame*);
+};
+
+inline QtInstance* GetQtInstance() { return static_cast<QtInstance*>(GetSalInstance()); }
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */