diff options
Diffstat (limited to 'framework/source/inc/accelerators')
| -rw-r--r-- | framework/source/inc/accelerators/acceleratorcache.hxx | 115 | ||||
| -rw-r--r-- | framework/source/inc/accelerators/acceleratorconfiguration.hxx | 312 | ||||
| -rw-r--r-- | framework/source/inc/accelerators/keymapping.hxx | 126 | ||||
| -rw-r--r-- | framework/source/inc/accelerators/presethandler.hxx | 378 | ||||
| -rw-r--r-- | framework/source/inc/accelerators/storageholder.hxx | 182 |
5 files changed, 1113 insertions, 0 deletions
diff --git a/framework/source/inc/accelerators/acceleratorcache.hxx b/framework/source/inc/accelerators/acceleratorcache.hxx new file mode 100644 index 000000000..adfdf8fe5 --- /dev/null +++ b/framework/source/inc/accelerators/acceleratorcache.hxx @@ -0,0 +1,115 @@ +/* -*- 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 <stdtypes.h> + +#include <com/sun/star/awt/KeyEvent.hpp> + +#include <unordered_map> +#include <vector> + +// definition + +namespace framework +{ + +/** + @short implements a cache for any accelerator configuration. + + @descr It's implemented threadsafe, supports copy-on-write pattern + and a flush mechanism to support concurrent access to the same + configuration. + + copy-on-write ... How? Do the following: + */ +class AcceleratorCache +{ + public: + + /** + commands -> keys + */ + typedef ::std::vector< css::awt::KeyEvent > TKeyList; + + private: + + typedef std::unordered_map<OUString, TKeyList> TCommand2Keys; + + /** + keys -> commands + */ + typedef std::unordered_map< css::awt::KeyEvent , + OUString , + KeyEventHashCode , + KeyEventEqualsFunc > TKey2Commands; + + /** map commands to keys in relation 1:n. + First key is interpreted as preferred one! */ + TCommand2Keys m_lCommand2Keys; + + /** map keys to commands in relation 1:1. */ + TKey2Commands m_lKey2Commands; + + public: + /** @short checks if the specified key exists. + + @param aKey + the key, which should be checked. + + @return [bool] + sal_True if the specified key exists inside this container. + */ + bool hasKey(const css::awt::KeyEvent& aKey) const; + bool hasCommand(const OUString& sCommand) const; + + TKeyList getAllKeys() const; + + /** @short add a new or change an existing key-command pair + of this container. + + @param aKey + describe the key. + + @param sCommand + describe the command. + */ + void setKeyCommandPair(const css::awt::KeyEvent& aKey , + const OUString& sCommand); + + /** @short returns the list of keys, which are registered + for this command. + + @param sCommand + describe the command. + + @return [TKeyList] + the list of registered keys. Can be empty! + */ + TKeyList getKeysByCommand(const OUString& sCommand) const; + + OUString getCommandByKey(const css::awt::KeyEvent& aKey) const; + void removeKey(const css::awt::KeyEvent& aKey); + void removeCommand(const OUString& sCommand); +}; + +} // namespace framework + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/framework/source/inc/accelerators/acceleratorconfiguration.hxx b/framework/source/inc/accelerators/acceleratorconfiguration.hxx new file mode 100644 index 000000000..725148ebb --- /dev/null +++ b/framework/source/inc/accelerators/acceleratorconfiguration.hxx @@ -0,0 +1,312 @@ +/* -*- 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 <string_view> + +#include <accelerators/presethandler.hxx> +#include <accelerators/acceleratorcache.hxx> + +#include <com/sun/star/container/XNameAccess.hpp> +#include <com/sun/star/ui/XAcceleratorConfiguration.hpp> + +#include <com/sun/star/io/XInputStream.hpp> +#include <com/sun/star/io/XOutputStream.hpp> +#include <com/sun/star/util/XChangesListener.hpp> + +// TODO use XPresetHandler interface instead if available +#include <com/sun/star/form/XReset.hpp> + +#include <cppuhelper/implbase.hxx> + +// definition + +namespace framework +{ + +inline constexpr OUStringLiteral CFG_ENTRY_PRIMARY = u"PrimaryKeys"; +inline constexpr OUStringLiteral CFG_ENTRY_GLOBAL = u"Global"; +inline constexpr OUStringLiteral CFG_ENTRY_MODULES = u"Modules"; + +/** + implements a read/write access to the accelerator configuration. + */ +class XMLBasedAcceleratorConfiguration : public ::cppu::WeakImplHelper< + css::form::XReset, // TODO use XPresetHandler instead if available + css::ui::XAcceleratorConfiguration > // => css::ui::XUIConfigurationPersistence + // css::ui::XUIConfigurationStorage + // css::ui::XUIConfiguration +{ + + // member + + protected: + + /** the global uno service manager. + Must be used to create own needed services. */ + css::uno::Reference< css::uno::XComponentContext > m_xContext; + + /** used to: + i ) copy configuration files from the share to the user layer + ii ) provide access to these config files + iii) cache all sub storages on the path from the top to the bottom(!) + iv ) provide commit for changes. */ + PresetHandler m_aPresetHandler; + + /** contains the cached configuration data */ + AcceleratorCache m_aReadCache; + + /** used to implement the copy on write pattern! */ + std::unique_ptr<AcceleratorCache> m_pWriteCache; + + // native interface! + + public: + + XMLBasedAcceleratorConfiguration( const css::uno::Reference< css::uno::XComponentContext >& xContext); + virtual ~XMLBasedAcceleratorConfiguration( ) override; + + // uno interface! + + public: + + // XAcceleratorConfiguration + virtual css::uno::Sequence< css::awt::KeyEvent > SAL_CALL getAllKeyEvents() override; + + virtual OUString SAL_CALL getCommandByKeyEvent(const css::awt::KeyEvent& aKeyEvent) override; + + virtual void SAL_CALL setKeyEvent(const css::awt::KeyEvent& aKeyEvent, + const OUString& sCommand ) override; + + virtual void SAL_CALL removeKeyEvent(const css::awt::KeyEvent& aKeyEvent) override; + + virtual css::uno::Sequence< css::awt::KeyEvent > SAL_CALL getKeyEventsByCommand(const OUString& sCommand) override; + + virtual css::uno::Sequence< css::uno::Any > SAL_CALL getPreferredKeyEventsForCommandList(const css::uno::Sequence< OUString >& lCommandList) override; + + virtual void SAL_CALL removeCommandFromAllKeyEvents(const OUString& sCommand) override; + + // XUIConfigurationPersistence + virtual void SAL_CALL reload() override; + + virtual void SAL_CALL store() override; + + virtual void SAL_CALL storeToStorage(const css::uno::Reference< css::embed::XStorage >& xStorage) override; + + virtual sal_Bool SAL_CALL isModified() override; + + virtual sal_Bool SAL_CALL isReadOnly() override; + + // XUIConfigurationStorage + virtual void SAL_CALL setStorage(const css::uno::Reference< css::embed::XStorage >& xStorage) override; + + virtual sal_Bool SAL_CALL hasStorage() override; + + // XUIConfiguration + virtual void SAL_CALL addConfigurationListener(const css::uno::Reference< css::ui::XUIConfigurationListener >& xListener) override; + + virtual void SAL_CALL removeConfigurationListener(const css::uno::Reference< css::ui::XUIConfigurationListener >& xListener) override; + + // XReset + // TODO use XPresetHandler instead if available + virtual void SAL_CALL reset() override; + + virtual void SAL_CALL addResetListener(const css::uno::Reference< css::form::XResetListener >& xListener) override; + + virtual void SAL_CALL removeResetListener(const css::uno::Reference< css::form::XResetListener >& xListener) override; + + // called when changes occurred in the storage + void changesOccurred(); + + // helper for derived classes + + protected: + + /** @short return the current office locale. + + @descr We do not cache this value, because we are not listen + for changes on the configuration layer ... + + @return OUString + The current office locale as BCP47 string. + */ + OUString impl_ts_getLocale() const; + + // helper + + private: + + /** @short load a configuration set, using the given stream. + + @param xStream + provides the XML structure as stream. + */ + void impl_ts_load(const css::uno::Reference< css::io::XInputStream >& xStream); + + /** @short save a configuration set, using the given stream. + + @param xStream + the XML structure can be written there. + */ + void impl_ts_save(const css::uno::Reference< css::io::XOutputStream >& xStream); + + /** @short returns a reference to one of our internal cache members. + + @descr We implement the copy-on-write pattern. Doing so + we know two caches internally. The second one is used + only, if the container was changed. + + This method here returns access to one of these + caches - depending on the change state of this + configuration service. + + @param bWriteAccessRequested + if the outside code wish to change the container + it must call this method with "sal_True". So the internal + cache can be prepared for that (means copy-on-write ...). + + @return [AcceleratorCache] + c++ reference(!) to one of our internal caches. + */ + AcceleratorCache& impl_getCFG(bool bWriteAccessRequested = false); + +}; + +class XCUBasedAcceleratorConfiguration : public ::cppu::WeakImplHelper< + css::util::XChangesListener, + css::form::XReset, // TODO use XPresetHandler instead if available + css::ui::XAcceleratorConfiguration > // => css::ui::XUIConfigurationPersistence + // css::ui::XUIConfigurationStorage + // css::ui::XUIConfiguration +{ + + // member + + protected: + + /** the global uno service manager. + Must be used to create own needed services. */ + css::uno::Reference< css::uno::XComponentContext > m_xContext; + + css::uno::Reference< css::container::XNameAccess > m_xCfg; + AcceleratorCache m_aPrimaryReadCache; + AcceleratorCache m_aSecondaryReadCache; + std::unique_ptr<AcceleratorCache> m_pPrimaryWriteCache; + std::unique_ptr<AcceleratorCache> m_pSecondaryWriteCache; + + OUString m_sGlobalOrModules; + OUString m_sModuleCFG; + + // native interface! + + public: + + XCUBasedAcceleratorConfiguration( css::uno::Reference< css::uno::XComponentContext > xContext ); + virtual ~XCUBasedAcceleratorConfiguration( ) override; + + // uno interface! + + public: + + // XAcceleratorConfiguration + virtual css::uno::Sequence< css::awt::KeyEvent > SAL_CALL getAllKeyEvents() override; + + virtual OUString SAL_CALL getCommandByKeyEvent(const css::awt::KeyEvent& aKeyEvent) override; + + virtual void SAL_CALL setKeyEvent(const css::awt::KeyEvent& aKeyEvent, + const OUString& sCommand ) override; + + virtual void SAL_CALL removeKeyEvent(const css::awt::KeyEvent& aKeyEvent) override; + + virtual css::uno::Sequence< css::awt::KeyEvent > SAL_CALL getKeyEventsByCommand(const OUString& sCommand) override; + + virtual css::uno::Sequence< css::uno::Any > SAL_CALL getPreferredKeyEventsForCommandList(const css::uno::Sequence< OUString >& lCommandList) override; + + virtual void SAL_CALL removeCommandFromAllKeyEvents(const OUString& sCommand) override; + + // XUIConfigurationPersistence + virtual void SAL_CALL reload() override; + + virtual void SAL_CALL store() override; + + virtual void SAL_CALL storeToStorage(const css::uno::Reference< css::embed::XStorage >& xStorage) override; + + virtual sal_Bool SAL_CALL isModified() override; + + virtual sal_Bool SAL_CALL isReadOnly() override; + + // XUIConfigurationStorage + virtual void SAL_CALL setStorage(const css::uno::Reference< css::embed::XStorage >& xStorage) override; + + virtual sal_Bool SAL_CALL hasStorage() override; + + // XUIConfiguration + virtual void SAL_CALL addConfigurationListener(const css::uno::Reference< css::ui::XUIConfigurationListener >& xListener) override; + + virtual void SAL_CALL removeConfigurationListener(const css::uno::Reference< css::ui::XUIConfigurationListener >& xListener) override; + + // XReset + // TODO use XPresetHandler instead if available + virtual void SAL_CALL reset() override; + + virtual void SAL_CALL addResetListener(const css::uno::Reference< css::form::XResetListener >& xListener) override; + + virtual void SAL_CALL removeResetListener(const css::uno::Reference< css::form::XResetListener >& xListener) override; + + // css.util.XChangesListener + virtual void SAL_CALL changesOccurred(const css::util::ChangesEvent& aEvent) override; + + // css.lang.XEventListener + virtual void SAL_CALL disposing(const css::lang::EventObject& aEvent) override; + + // helper for derived classes + + protected: + + /** @short return the current office locale. + + @descr We do not cache this value, because we are not listen + for changes on the configuration layer ... + + @return OUString + The current office locale as BCP47 string. + */ + OUString impl_ts_getLocale() const; + + // helper + + private: + + void impl_ts_load(bool bPreferred, const css::uno::Reference< css::container::XNameAccess >& xCfg); + void impl_ts_save(bool bPreferred); + + void insertKeyToConfiguration(const css::awt::KeyEvent& aKeyEvent, const OUString& sCommand, const bool bPreferred); + void removeKeyFromConfiguration(const css::awt::KeyEvent& aKeyEvent, const bool bPreferred); + + void reloadChanged(const OUString& sPrimarySecondary, std::u16string_view sGlobalModules, const OUString& sModule, const OUString& sKey); + AcceleratorCache& impl_getCFG(bool bPreferred, bool bWriteAccessRequested = false); + +}; + +} // namespace framework + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/framework/source/inc/accelerators/keymapping.hxx b/framework/source/inc/accelerators/keymapping.hxx new file mode 100644 index 000000000..88429a012 --- /dev/null +++ b/framework/source/inc/accelerators/keymapping.hxx @@ -0,0 +1,126 @@ +/* -*- 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 <rtl/ustring.hxx> +#include <unordered_map> + +// definition + +namespace framework +{ + +/** + can be used to map key identifier to the + corresponding key codes ... + */ +class KeyMapping +{ + + // const, types + + private: + + /** @short is used to map a key code + to the right key identifier, which is + used to make the xml file "human readable" + */ + struct KeyIdentifierInfo + { + sal_Int16 Code; + const char* Identifier; + }; + + /** @short hash structure to map identifier to key codes. */ + typedef std::unordered_map<OUString, sal_Int16> Identifier2CodeHash; + + /** @short hash structure to map key codes to identifier. */ + typedef std::unordered_map<sal_Int16, OUString> Code2IdentifierHash; + + // member + + private: + + static KeyIdentifierInfo const KeyIdentifierMap[]; + + /** @short hash to map identifier to key codes. */ + Identifier2CodeHash m_lIdentifierHash; + + /** @short hash to map key codes to identifier. */ + Code2IdentifierHash m_lCodeHash; + + // interface + + public: + + KeyMapping(); + + static KeyMapping & get(); + + /** @short return a suitable key code + for the specified key identifier. + + @param sIdentifier + string value, which describe the key. + + @return [css::awt::KeyEvent] + the corresponding key code as + short value. + + @throw [css::lang::IllegalArgumentException] + if the given identifier does not describe + a well known key code. + */ + sal_uInt16 mapIdentifierToCode(const OUString& sIdentifier); + + /** @short return a suitable key identifier + for the specified key code. + + @param nCode + short value, which describe the key. + + @return The corresponding string identifier. + */ + OUString mapCodeToIdentifier(sal_uInt16 nCode); + + // helper + + private: + + /** @short check if the given string describe a numeric + value ... and convert it. + + @param sIdentifier + the string value, which should be converted. + + @param rCode + contains the converted code, but is defined only + if this method returns sal_True! + + @return [boolean] + sal_True if conversion was successful. + */ + bool impl_st_interpretIdentifierAsPureKeyCode(std::u16string_view sIdentifier, + sal_uInt16& rCode ); +}; + +} // namespace framework + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/framework/source/inc/accelerators/presethandler.hxx b/framework/source/inc/accelerators/presethandler.hxx new file mode 100644 index 000000000..b0fee38b4 --- /dev/null +++ b/framework/source/inc/accelerators/presethandler.hxx @@ -0,0 +1,378 @@ +/* -*- 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 <string_view> + +#include <accelerators/storageholder.hxx> + +#include <com/sun/star/embed/XStorage.hpp> + +#include <com/sun/star/uno/XComponentContext.hpp> + +#include <i18nlangtag/languagetag.hxx> + +namespace framework +{ +/** + TODO document me + + <layer>/global/<resourcetype>/<preset>.xml + <layer>/modules/<moduleid>/<resourcetype>/<preset>.xml + + RESOURCETYPE PRESET TARGET + (share) (user) + "accelerator" "default" "current" + "word" + "excel" + + "menubar" "default" "menubar" + + */ +class PresetHandler +{ + public: + + /** @short this handler can provide different + types of configuration. + + @descr Means: a global or a module dependent + or ... configuration. + */ + enum EConfigType + { + E_GLOBAL, + E_MODULES, + E_DOCUMENT + }; + + private: + + /** @short can be used to create on needed uno resources. */ + css::uno::Reference< css::uno::XComponentContext > m_xContext; + + /** @short knows the type of provided configuration. + + @descr e.g. global, modules, ... + */ + EConfigType m_eConfigType; + + /** @short if we run in document mode, we can't use the global root storages! + We have to use a special document storage explicitly. */ + StorageHolder m_lDocumentStorages; + + /** @short holds the folder storage of the share layer alive, + where the current configuration set exists. + + @descr Note: If this preset handler works in document mode + this member is meant relative to the document root... + not to the share layer root! + + Further is defined, that m_xWorkingStorageUser + is equals to m_xWorkingStorageShare then! + */ + css::uno::Reference< css::embed::XStorage > m_xWorkingStorageShare; + + /** @short global language-independent storage + */ + css::uno::Reference< css::embed::XStorage > m_xWorkingStorageNoLang; + + /** @short holds the folder storage of the user layer alive, + where the current configuration set exists. + + @descr Note: If this preset handler works in document mode + this member is meant relative to the document root... + not to the user layer root! + + Further is defined, that m_xWorkingStorageUser + is equals to m_xWorkingStorageShare then! + */ + css::uno::Reference< css::embed::XStorage > m_xWorkingStorageUser; + + /** @short knows the relative path from the root. */ + OUString m_sRelPathShare; + OUString m_sRelPathUser; + + // native interface + + public: + + /** @short does nothing real. + + @param xContext + points to a uno service manager, which is used internally + to create own needed uno resources. + */ + PresetHandler(css::uno::Reference< css::uno::XComponentContext > xContext); + + /** @short copy ctor */ + PresetHandler(const PresetHandler& rCopy); + + /** @short closes all open storages ... if user forgot that .-) */ + ~PresetHandler(); + + /** @short free all currently cache(!) storages. */ + void forgetCachedStorages(); + + /** @short return access to the internally used and cached root storage. + + @descr These root storages are the base of all further opened + presets and targets. They are provided here only, to support + older implementations, which base on them ... + + getOrCreate...() - What does it mean? + Such root storage will be created one times only and + cached then internally till the last instance of such PresetHandler + dies. + + @return css::embed::XStorage + which represent a root storage. + */ + css::uno::Reference< css::embed::XStorage > getOrCreateRootStorageShare(); + css::uno::Reference< css::embed::XStorage > getOrCreateRootStorageUser(); + + /** @short provides access to the current working storages. + + @descr Working storages are the "lowest" storages, where the + preset and target files exists. + + @return css::embed::XStorage + which the current working storage. + */ + css::uno::Reference< css::embed::XStorage > getWorkingStorageUser() const; + + /** @short check if there is a parent storage well known for + the specified child storage and return it. + + @param xChild + the child storage where a paranet storage should be searched for. + + @return css::embed::XStorage + A valid storage if a paranet exists. NULL otherwise. + */ + css::uno::Reference< css::embed::XStorage > getParentStorageShare(); + css::uno::Reference< css::embed::XStorage > getParentStorageUser (); + + /** @short free all internal structures and let this handler + work on a new type of configuration sets. + + @param eConfigType + differ between global or module dependent configuration. + + @param sResourceType + differ between menubar/toolbar/accelerator/... configuration. + + @param sModule + if sResourceType is set to a module dependent configuration, + it address the current application module. + + @param xDocumentRoot + if sResourceType is set to E_DOCUMENT, this value points to the + root storage inside the document, where we can save our + configuration files. Note: that's not the real root of the document... + its only a sub storage. But we interpret it as our root storage. + + @param rLanguageTag + in case this configuration supports localized entries, + the current locale must be set. + + Localization will be represented as directory structure + of provided presets. Means: you call us with a preset name "default"; + and we use e.g. "/en-US/default.xml" internally. + + If no localization exists for this preset set, this class + will work in default mode - means "no locale" - automatically. + e.g. "/default.xml" + + @throw css::uno::RuntimeException(!) + if the specified resource couldn't be located. + */ + void connectToResource( EConfigType eConfigType , + std::u16string_view sResourceType , + std::u16string_view sModule , + const css::uno::Reference< css::embed::XStorage >& xDocumentRoot , + const LanguageTag& rLanguageTag = LanguageTag(LANGUAGE_USER_PRIV_NOTRANSLATE)); + + /** @short try to copy the specified preset from the share + layer to the user layer and establish it as the + specified target. + + @descr Means: copy share/.../<preset>.xml user/.../<target>.xml + Note: The target will be overwritten completely or + created as new by this operation! + + @param sPreset + the ALIAS name of an existing preset. + + @param sTarget + the ALIAS name of the target. + + @throw css::container::NoSuchElementException + if the specified preset does not exists. + + @throw css::io::IOException + if copying failed. + */ + void copyPresetToTarget(std::u16string_view sPreset, + std::u16string_view sTarget); + + /** @short open the specified preset as stream object + and return it. + + @descr Note: Because presets resist inside the share + layer, they will be opened readonly every time. + + @param sPreset + the ALIAS name of an existing preset. + + Accesses the global language-independent storage instead of the preset storage + + @return The opened preset stream ... or NULL if the preset does not exists. + */ + css::uno::Reference< css::io::XStream > openPreset(std::u16string_view sPreset); + + /** @short open the specified target as stream object + and return it. + + @descr Note: Targets resist inside the user + layer. Normally they are opened in read/write mode. + But it will be opened readonly automatically if that isn't possible + (may be the file is write protected on the system ...). + + @param sTarget + the ALIAS name of the target. + + @return The opened target stream ... or NULL if the target does not exists + or couldn't be created as new one. + */ + css::uno::Reference< css::io::XStream > openTarget( + std::u16string_view sTarget, sal_Int32 nMode); + + /** @short do anything which is necessary to flush all changes + back to disk. + + @descr We have to call commit on all cached sub storages on the + path from the root storage upside down to the working storage + (which are not really used, but required to be holded alive!). + */ + void commitUserChanges(); + + /** TODO */ + void addStorageListener(XMLBasedAcceleratorConfiguration* pListener); + void removeStorageListener(XMLBasedAcceleratorConfiguration* pListener); + + // helper + + private: + + /** @short open a config path ignoring errors (catching exceptions). + + @descr We catch only normal exceptions here - no runtime exceptions. + + @param sPath + the configuration path, which should be opened. + + @param eMode + the open mode (READ/READWRITE) + + @param bShare + force using of the share layer instead of the user layer. + + @return An opened storage in case method was successful - null otherwise. + */ + css::uno::Reference< css::embed::XStorage > impl_openPathIgnoringErrors(const OUString& sPath , + sal_Int32 eMode , + bool bShare); + + /** @short try to find the specified locale inside list of possible ones. + + @descr The list of possible locale values was e.g. retrieved from the system + (configuration, directory listing etcpp). The locale normally represent + the current office locale. This method search for a suitable item by using + different algorithm. + a) exact search + b) search with using fallbacks + + @param lLocalizedValues + list of BCP47 language tags / locale codes + + @param rLanguageTag + [IN ] the current office locale, which should be searched inside lLocalizedValues. + [OUT] in case fallbacks was allowed, it contains afterwards the fallback locale. + + @param bAllowFallbacks + enable/disable using of fallbacks + + @return An iterator, which points directly into lLocalizedValue list. + As a negative result the special iterator lLocalizedValues.end() will be returned. + */ + ::std::vector< OUString >::const_iterator impl_findMatchingLocalizedValue(const ::std::vector< OUString >& lLocalizedValues, + OUString& rLanguageTag , + bool bAllowFallbacks ); + + /** @short open a config path ignoring errors (catching exceptions). + + @descr We catch only normal exceptions here - no runtime exceptions. + Further the path itself is tries in different versions (using locale + specific attributes). + e.g. "path/e-US" => "path/en" => "path/de" + + @param sPath + the configuration path, which should be opened. + It's further used as out parameter too, so we can return the localized + path! + + @param eMode + the open mode (READ/READWRITE) + + @param bShare + force using of the share layer instead of the user layer. + + @param rLanguageTag + [IN ] contains the start locale for searching localized sub dirs. + [OUT] contains the locale of a found localized sub dir + + @param bAllowFallback + enable/disable fallback handling for locales + + @return An opened storage in case method was successful - null otherwise. + */ + css::uno::Reference< css::embed::XStorage > impl_openLocalizedPathIgnoringErrors(OUString& sPath , + sal_Int32 eMode , + bool bShare , + OUString& rLanguageTag , + bool bAllowFallback); + + /** @short returns the names of all sub storages of specified storage. + + @param xFolder + the base storage for this operation. + + @return [vector< string >] + a list of folder names. + */ + ::std::vector< OUString > impl_getSubFolderNames(const css::uno::Reference< css::embed::XStorage >& xFolder); +}; + +} // namespace framework + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/framework/source/inc/accelerators/storageholder.hxx b/framework/source/inc/accelerators/storageholder.hxx new file mode 100644 index 000000000..355bedeaa --- /dev/null +++ b/framework/source/inc/accelerators/storageholder.hxx @@ -0,0 +1,182 @@ +/* -*- 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 <com/sun/star/embed/XStorage.hpp> + +#include <mutex> +#include <unordered_map> +#include <vector> + +namespace framework +{ + +class XMLBasedAcceleratorConfiguration; +/** + TODO document me + */ +class StorageHolder final +{ + + // types + public: + + /** @short TODO */ + typedef ::std::vector< css::uno::Reference< css::embed::XStorage > > TStorageList; + + typedef ::std::vector< XMLBasedAcceleratorConfiguration* > TStorageListenerList; + + struct TStorageInfo + { + public: + css::uno::Reference< css::embed::XStorage > Storage; + sal_Int32 UseCount; + TStorageListenerList Listener; + + TStorageInfo() + : UseCount(0) + {} + }; + + /** @short TODO */ + typedef std::unordered_map< OUString, + TStorageInfo > TPath2StorageInfo; + + // member + private: + mutable std::mutex m_mutex; + + /** @short TODO */ + css::uno::Reference< css::embed::XStorage > m_xRoot; + + /** @short TODO */ + TPath2StorageInfo m_lStorages; + + // interface + public: + + /** @short TODO + */ + StorageHolder(); + + /** @short TODO + */ + ~StorageHolder(); + + /** @short TODO + */ + void forgetCachedStorages(); + + /** @short TODO + */ + void setRootStorage(const css::uno::Reference< css::embed::XStorage >& xRoot); + + /** @short TODO + */ + css::uno::Reference< css::embed::XStorage > getRootStorage() const; + + /** @short TODO + open or get! + */ + css::uno::Reference< css::embed::XStorage > openPath(const OUString& sPath , + sal_Int32 nOpenMode); + + /** @short TODO + */ + StorageHolder::TStorageList getAllPathStorages(const OUString& sPath); + + /** @short TODO + */ + void commitPath(const OUString& sPath); + + /** @short TODO + */ + void closePath(const OUString& sPath); + + /** @short TODO + */ + void notifyPath(const OUString& sPath); + + /** @short TODO + */ + void addStorageListener( XMLBasedAcceleratorConfiguration* pListener, + const OUString& sPath ); + + /** @short TODO + */ + void removeStorageListener( XMLBasedAcceleratorConfiguration* pListener, + const OUString& sPath ); + + /** @short TODO + */ + OUString getPathOfStorage(const css::uno::Reference< css::embed::XStorage >& xStorage); + + /** @short TODO + */ + css::uno::Reference< css::embed::XStorage > getParentStorage(const css::uno::Reference< css::embed::XStorage >& xChild); + + /** @short TODO + */ + css::uno::Reference< css::embed::XStorage > getParentStorage(const OUString& sChildPath); + + /** @short TODO + */ + StorageHolder& operator=(const StorageHolder& rCopy); + + /** @short opens a sub element of the specified base storage. + If eOpenMode contains an ELEMENT_WRITE flag remove it and try it with the rest of eOpenMode flags + again. + + @descr First this method try to open the requested sub element + using the given open mode. If it failed there is second step, + which tries to do the same again ... but removing a might existing + WRITE flag from the open mode. The user can suppress this fallback + handling by setting the parameter bAllowFallback to sal_False. + + @param xBaseStorage + the storage, where the sub element should be searched. + + @param sSubElement + the full name of the sub element. + e.g. "default.xml" + + @param eOpenMode + a flag field, which set the open mode for this operation. + + */ + static css::uno::Reference< css::embed::XStorage > openSubStorageWithFallback(const css::uno::Reference< css::embed::XStorage >& xBaseStorage , + const OUString& sSubStorage , + sal_Int32 eOpenMode); + + // helper + private: + + /** @short TODO + */ + static OUString impl_st_normPath(const OUString& sPath); + + /** @short TODO + */ + static std::vector<OUString> impl_st_parsePath(std::u16string_view sPath); +}; + +} // namespace framework + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |