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| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
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| * 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 |
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| * http://www.apache.org/licenses/LICENSE-2.0 |
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| * software distributed under the License is distributed on an |
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| * KIND, either express or implied. See the License for the |
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| |
| |
| #ifndef __FRAMEWORK_DISPATCH_CLOSEDISPATCHER_HXX_ |
| #define __FRAMEWORK_DISPATCH_CLOSEDISPATCHER_HXX_ |
| |
| //_______________________________________________ |
| // my own includes |
| |
| #include <threadhelp/threadhelpbase.hxx> |
| #include <macros/xinterface.hxx> |
| #include <macros/xtypeprovider.hxx> |
| #include <macros/debug.hxx> |
| #include <macros/generic.hxx> |
| #include <stdtypes.h> |
| #include <general.h> |
| |
| //_______________________________________________ |
| // interface includes |
| #include <com/sun/star/lang/XTypeProvider.hpp> |
| #include <com/sun/star/frame/XFrame.hpp> |
| #include <com/sun/star/frame/XStatusListener.hpp> |
| #include <com/sun/star/frame/XNotifyingDispatch.hpp> |
| #include <com/sun/star/frame/XDispatchInformationProvider.hpp> |
| #include <com/sun/star/util/URL.hpp> |
| #include <com/sun/star/frame/XDispatchResultListener.hpp> |
| #include <com/sun/star/lang/XMultiServiceFactory.hpp> |
| #include <com/sun/star/frame/DispatchResultState.hpp> |
| |
| //_______________________________________________ |
| // other includes |
| #include <cppuhelper/weak.hxx> |
| #include <vcl/evntpost.hxx> |
| |
| //_______________________________________________ |
| // namespace |
| |
| namespace framework{ |
| |
| //----------------------------------------------- |
| /** |
| @short helper to dispatch the URLs ".uno:CloseDoc"/".uno:CloseWin"/".uno:CloseFrame" |
| to close a frame/document or the whole application implicitly in case it was the last frame |
| |
| @descr These URLs implements a special functionality to close a document or the whole frame ... |
| and handle the state, it was the last frame or document. Then we create the |
| default backing document which can be used to open new ones using the file open dialog |
| or some other menu entries. Or we terminate the whole application in case this backing mode shouldnt |
| be used. |
| */ |
| class CloseDispatcher : public css::lang::XTypeProvider |
| , public css::frame::XNotifyingDispatch // => XDispatch |
| , public css::frame::XDispatchInformationProvider |
| // baseclasses ... order is neccessary for right initialization! |
| , private ThreadHelpBase |
| , public ::cppu::OWeakObject |
| { |
| //------------------------------------------- |
| // types |
| |
| private: |
| |
| //--------------------------------------- |
| /** @short describe, which request must be done here. |
| @descr The incoming URLs {.uno:CloseDoc/CloseWin and CloseFrame |
| can be classified so and checked later performant.}*/ |
| enum EOperation |
| { |
| E_CLOSE_DOC, |
| E_CLOSE_FRAME, |
| E_CLOSE_WIN |
| }; |
| |
| //------------------------------------------- |
| // member |
| |
| private: |
| |
| //--------------------------------------- |
| /** @short reference to an uno service manager, |
| which can be used to create own needed |
| uno resources. */ |
| css::uno::Reference< css::lang::XMultiServiceFactory > m_xSMGR; |
| |
| //--------------------------------------- |
| /** @short reference to the target frame, which should be |
| closed by this dispatch. */ |
| css::uno::WeakReference< css::frame::XFrame > m_xCloseFrame; |
| |
| //--------------------------------------- |
| /** @short used for asynchronous callbacks within the main thread. |
| @descr Internaly we work asynchronous. Because our callis |
| are not aware, that her request can kill its own environment ... */ |
| ::vcl::EventPoster m_aAsyncCallback; |
| |
| //--------------------------------------- |
| /** @short used inside asyncronous callback to decide, |
| which operation must be executed. */ |
| EOperation m_eOperation; |
| |
| //--------------------------------------- |
| /** @short for asynchronous operations we must hold us self alive! */ |
| css::uno::Reference< css::uno::XInterface > m_xSelfHold; |
| |
| //--------------------------------------- |
| /** @short list of registered status listener */ |
| ListenerHash m_lStatusListener; |
| |
| //--------------------------------------- |
| /** @short holded alive for internaly asynchronous operations! */ |
| css::uno::Reference< css::frame::XDispatchResultListener > m_xResultListener; |
| |
| //------------------------------------------- |
| // native interface |
| |
| public: |
| |
| //--------------------------------------- |
| /** @short connect a new CloseDispatcher instance to its frame. |
| @descr One CloseDispatcher instance is bound to onw frame only. |
| That makes an implementation (e.g. of listener support) |
| much more easier .-) |
| |
| @param xSMGR |
| an un oservice manager, which is needed to create uno resource |
| internaly. |
| |
| @param xFrame |
| the frame where the corresponding dispatch was started. |
| |
| @param sTarget |
| help us to find the right target for this close operation. |
| */ |
| CloseDispatcher(const css::uno::Reference< css::lang::XMultiServiceFactory >& xSMGR , |
| const css::uno::Reference< css::frame::XFrame >& xFrame , |
| const ::rtl::OUString& sTarget); |
| |
| //--------------------------------------- |
| /** @short does nothing real. */ |
| virtual ~CloseDispatcher(); |
| |
| //------------------------------------------- |
| // uno interface |
| |
| public: |
| |
| //--------------------------------------- |
| FWK_DECLARE_XINTERFACE |
| FWK_DECLARE_XTYPEPROVIDER |
| |
| //--------------------------------------- |
| // XNotifyingDispatch |
| virtual void SAL_CALL dispatchWithNotification( const css::util::URL& aURL , |
| const css::uno::Sequence< css::beans::PropertyValue >& lArguments, |
| const css::uno::Reference< css::frame::XDispatchResultListener >& xListener ) throw(css::uno::RuntimeException); |
| |
| //--------------------------------------- |
| // XDispatch |
| virtual void SAL_CALL dispatch ( const css::util::URL& aURL , |
| const css::uno::Sequence< css::beans::PropertyValue >& lArguments) throw(css::uno::RuntimeException); |
| virtual void SAL_CALL addStatusListener ( const css::uno::Reference< css::frame::XStatusListener >& xListener , |
| const css::util::URL& aURL ) throw(css::uno::RuntimeException); |
| virtual void SAL_CALL removeStatusListener( const css::uno::Reference< css::frame::XStatusListener >& xListener , |
| const css::util::URL& aURL ) throw(css::uno::RuntimeException); |
| |
| //--------------------------------------- |
| // XDispatchInformationProvider |
| virtual css::uno::Sequence< sal_Int16 > SAL_CALL getSupportedCommandGroups ( ) throw (css::uno::RuntimeException); |
| virtual css::uno::Sequence< css::frame::DispatchInformation > SAL_CALL getConfigurableDispatchInformation( sal_Int16 nCommandGroup ) throw (css::uno::RuntimeException); |
| |
| //------------------------------------------- |
| // internal helper |
| |
| private: |
| |
| //--------------------------------------- |
| /** @short a callback for asynchronous started operations. |
| |
| @descr As already mentione, we make internaly all operations |
| asynchronous. Otherwhise our callis kill its own environment |
| during they call us ... |
| */ |
| DECL_LINK( impl_asyncCallback, void* ); |
| |
| //--------------------------------------- |
| /** @short prepare m_xCloseFrame so it should be closeable without problems. |
| |
| @descr Thats needed to be shure, that the document cant disagree |
| later with e.g. an office termination. |
| The problem: Closing of documents can show UI. If the user |
| ignores it and open/close other documents, we cant know |
| which state the office has after closing of this frame. |
| |
| @param bAllowSuspend |
| force calling of XController->suspend(). |
| |
| @param bCloseAllOtherViewsToo |
| if there are other top level frames, which |
| contains views to the same document then our m_xCloseFrame, |
| they are forced to be closed too. |
| We need it to implement the CLOSE_DOC semantic. |
| |
| @return [boolean] |
| sal_True if closing was successfully. |
| */ |
| sal_Bool implts_prepareFrameForClosing(const css::uno::Reference< css::frame::XFrame >& xFrame , |
| sal_Bool bAllowSuspend , |
| sal_Bool bCloseAllOtherViewsToo, |
| sal_Bool& bControllerSuspended ); |
| |
| //--------------------------------------- |
| /** @short close the member m_xCloseFrame. |
| |
| @descr This method does not look for any document |
| inside this frame. Such views must be cleared |
| before (e.g. by calling implts_closeView()! |
| |
| Otherwhise e.g. the XController->suspend() |
| call isnt made and no UI warn the user about |
| loosing document changes. Because the |
| frame is closed .... |
| |
| @return [bool] |
| sal_True if closing was successfully. |
| */ |
| sal_Bool implts_closeFrame(); |
| |
| //--------------------------------------- |
| /** @short set the special BackingComponent (now StartModule) |
| as new component of our m_xCloseFrame. |
| |
| @return [bool] |
| sal_True if operation was successfully. |
| */ |
| sal_Bool implts_establishBackingMode(); |
| |
| //--------------------------------------- |
| /** @short calls XDesktop->terminate(). |
| |
| @descr No office code has to be called |
| afterwards! Because the process is dieing ... |
| The only exception is a might be registered |
| listener at this instance here. |
| Because he should know, that such things will happen :-) |
| |
| @return [bool] |
| sal_True if termination of the application was started ... |
| */ |
| sal_Bool implts_terminateApplication(); |
| |
| //--------------------------------------- |
| /** @short notify a DispatchResultListener. |
| |
| @descr We check the listener reference before we use it. |
| So this method can be called everytimes! |
| |
| @parama xListener |
| the listener, which should be notified. |
| Can be null! |
| |
| @param nState |
| directly used as css::frame::DispatchResultState value. |
| |
| @param aResult |
| not used yet realy ... |
| */ |
| void implts_notifyResultListener(const css::uno::Reference< css::frame::XDispatchResultListener >& xListener, |
| sal_Int16 nState , |
| const css::uno::Any& aResult ); |
| |
| //--------------------------------------- |
| /** @short try to find the right target frame where this close request |
| must be realy done. |
| |
| @descr The problem behind: closing some resources depends sometimes from the |
| context where its dispatched. Sometimes the start frame of the dispatch |
| has to be closed itself (target=_self) ... sometimes it's parent frame |
| has to be closed - BUT(!) it means a parent frame containing a top level |
| window. _top cant be used then for dispatch - because it adress TopFrames |
| not frames containg top level windows. So normaly _magic (which btw does not |
| exists at the moment .-) ) should be used. So we interpret target=<empty> |
| as _magic ! |
| |
| @param xFrame |
| start point for search of right dispatch frame. |
| |
| @param sTarget |
| give us an idea how this target frame must be searched. |
| */ |
| |
| static css::uno::Reference< css::frame::XFrame > static_impl_searchRightTargetFrame(const css::uno::Reference< css::frame::XFrame >& xFrame , |
| const ::rtl::OUString& sTarget); |
| |
| }; // class CloseDispatcher |
| |
| } // namespace framework |
| |
| #endif // #ifndef __FRAMEWORK_DISPATCH_CLOSEDISPATCHER_HXX_ |