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Diffstat (limited to '')
| -rw-r--r-- | desktop/inc/lib/init.hxx | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/desktop/inc/lib/init.hxx b/desktop/inc/lib/init.hxx new file mode 100644 index 000000000..568c1fe9e --- /dev/null +++ b/desktop/inc/lib/init.hxx @@ -0,0 +1,188 @@ +/* -*- 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/. + */ + +#ifndef INCLUDED_DESKTOP_INC_LIB_INIT_HXX +#define INCLUDED_DESKTOP_INC_LIB_INIT_HXX + +#include <map> +#include <unordered_map> +#include <memory> +#include <mutex> + +#include <boost/property_tree/ptree.hpp> +#include <boost/variant.hpp> + +#include <osl/thread.h> +#include <rtl/ref.hxx> +#include <vcl/idle.hxx> +#include <LibreOfficeKit/LibreOfficeKit.h> +#include <LibreOfficeKit/LibreOfficeKitEnums.h> +#include <com/sun/star/beans/PropertyValue.hpp> +#include <com/sun/star/lang/XComponent.hpp> +#include <tools/gen.hxx> +#include <sfx2/lokhelper.hxx> + +#include <desktop/dllapi.h> + +class LOKInteractionHandler; + +namespace desktop { + + /// Represents an invalidated rectangle inside a given document part. + struct RectangleAndPart + { + tools::Rectangle m_aRectangle; + int m_nPart; + + RectangleAndPart() + : m_nPart(INT_MIN) // -1 is reserved to mean "all parts". + { + } + + OString toString() const + { + std::stringstream ss; + ss << m_aRectangle.toString(); + if (m_nPart >= -1) + ss << ", " << m_nPart; + return ss.str().c_str(); + } + + /// Infinite Rectangle is both sides are + /// equal or longer than SfxLokHelper::MaxTwips. + bool isInfinite() const + { + return m_aRectangle.GetWidth() >= SfxLokHelper::MaxTwips && + m_aRectangle.GetHeight() >= SfxLokHelper::MaxTwips; + } + + /// Empty Rectangle is when it has zero dimensions. + bool isEmpty() const + { + return m_aRectangle.IsEmpty(); + } + + static RectangleAndPart Create(const std::string& rPayload); + }; + + class DESKTOP_DLLPUBLIC CallbackFlushHandler final : public Idle + { + public: + explicit CallbackFlushHandler(LibreOfficeKitDocument* pDocument, LibreOfficeKitCallback pCallback, void* pData); + virtual ~CallbackFlushHandler() override; + virtual void Invoke() override; + static void callback(const int type, const char* payload, void* data); + void queue(const int type, const char* data); + + /// Disables callbacks on this handler. Must match with identical count + /// of enableCallbacks. Used during painting and changing views. + void disableCallbacks() { ++m_nDisableCallbacks; } + /// Enables callbacks on this handler. Must match with identical count + /// of disableCallbacks. Used during painting and changing views. + void enableCallbacks() { --m_nDisableCallbacks; } + /// Returns true iff callbacks are disabled. + bool callbacksDisabled() const { return m_nDisableCallbacks != 0; } + + void addViewStates(int viewId); + void removeViewStates(int viewId); + + struct CallbackData + { + CallbackData(int type, const std::string& payload) + : Type(type) + , PayloadString(payload) + { + } + + /// Parse and set the RectangleAndPart object and return it. Clobbers PayloadString. + RectangleAndPart& setRectangleAndPart(const std::string& payload); + /// Set a RectangleAndPart object and update PayloadString. + void setRectangleAndPart(const RectangleAndPart& rRectAndPart); + /// Return the parsed RectangleAndPart instance. + const RectangleAndPart& getRectangleAndPart() const; + /// Parse and set the JSON object and return it. Clobbers PayloadString. + boost::property_tree::ptree& setJson(const std::string& payload); + /// Set a Json object and update PayloadString. + void setJson(const boost::property_tree::ptree& rTree); + /// Return the parsed JSON instance. + const boost::property_tree::ptree& getJson() const; + + /// Validate that the payload and parsed object match. + bool validate() const; + + /// Returns true iff there is cached data. + bool isCached() const { return PayloadObject.which() != 0; } + + int Type; + std::string PayloadString; + + private: + /// The parsed payload cache. Update validate() when changing this. + boost::variant<boost::blank, RectangleAndPart, boost::property_tree::ptree> PayloadObject; + }; + + typedef std::vector<CallbackData> queue_type; + + private: + bool removeAll(const std::function<bool (const queue_type::value_type&)>& rTestFunc); + bool processInvalidateTilesEvent(CallbackData& aCallbackData); + bool processWindowEvent(CallbackData& aCallbackData); + + queue_type m_queue; + std::map<int, std::string> m_states; + std::unordered_map<int, std::unordered_map<int, std::string>> m_viewStates; + LibreOfficeKitDocument* m_pDocument; + LibreOfficeKitCallback m_pCallback; + void *m_pData; + int m_nDisableCallbacks; + std::mutex m_mutex; + }; + + struct DESKTOP_DLLPUBLIC LibLODocument_Impl : public _LibreOfficeKitDocument + { + css::uno::Reference<css::lang::XComponent> mxComponent; + std::shared_ptr< LibreOfficeKitDocumentClass > m_pDocumentClass; + std::map<size_t, std::shared_ptr<CallbackFlushHandler>> mpCallbackFlushHandlers; + + explicit LibLODocument_Impl(const css::uno::Reference <css::lang::XComponent> &xComponent); + ~LibLODocument_Impl(); + }; + + struct DESKTOP_DLLPUBLIC LibLibreOffice_Impl : public _LibreOfficeKit + { + OUString maLastExceptionMsg; + std::shared_ptr< LibreOfficeKitClass > m_pOfficeClass; + oslThread maThread; + LibreOfficeKitCallback mpCallback; + void *mpCallbackData; + int64_t mOptionalFeatures; + std::map<OString, rtl::Reference<LOKInteractionHandler>> mInteractionMap; + + LibLibreOffice_Impl(); + ~LibLibreOffice_Impl(); + + bool hasOptionalFeature(LibreOfficeKitOptionalFeatures const feature) + { + return (mOptionalFeatures & feature) != 0; + } + }; + + /// Helper function to extract the value from parameters delimited by + /// comma, like: Name1=Value1,Name2=Value2,Name3=Value3. + /// @param rOptions When extracted, the Param=Value is removed from it. + DESKTOP_DLLPUBLIC OUString extractParameter(OUString& aOptions, const OUString& rName); + + /// Helper function to convert JSON to a vector of PropertyValues. + /// Public to be unit-test-able. + DESKTOP_DLLPUBLIC std::vector<com::sun::star::beans::PropertyValue> jsonToPropertyValuesVector(const char* pJSON); +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |