334 lines
13 KiB
C++
334 lines
13 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef __FRAMEWORK_HELPER_STATUSINDICATORFACTORY_HXX_
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#define __FRAMEWORK_HELPER_STATUSINDICATORFACTORY_HXX_
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// Attention: stl headers must(!) be included at first. Otherwhise it can make trouble
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// with solaris headers ...
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#include <vector>
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//_______________________________________________
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// include files of own module
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#include <helper/wakeupthread.hxx>
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#include <threadhelp/threadhelpbase.hxx>
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#include <macros/xinterface.hxx>
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#include <macros/xtypeprovider.hxx>
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#include <macros/xserviceinfo.hxx>
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#include <macros/debug.hxx>
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#include <macros/generic.hxx>
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#include <general.h>
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//_______________________________________________
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// include uno interfaces
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#include <com/sun/star/lang/XTypeProvider.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <com/sun/star/lang/XInitialization.hpp>
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#include <com/sun/star/lang/XEventListener.hpp>
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#include <com/sun/star/task/XStatusIndicatorFactory.hpp>
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#include <com/sun/star/task/XStatusIndicator.hpp>
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#include <com/sun/star/awt/XWindow.hpp>
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#include <com/sun/star/awt/XWindowListener.hpp>
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#include <com/sun/star/lang/EventObject.hpp>
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#include <com/sun/star/awt/WindowEvent.hpp>
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#include <com/sun/star/lang/XMultiServiceFactory.hpp>
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#include <com/sun/star/frame/XFrame.hpp>
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#include <com/sun/star/util/XUpdatable.hpp>
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//_______________________________________________
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// include others
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#include <vcl/status.hxx>
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#include <cppuhelper/weak.hxx>
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#include <osl/thread.hxx>
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//_______________________________________________
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// namespace
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namespace framework{
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//_______________________________________________
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// definitions
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//===============================================
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/**
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@descr This struct hold some informations about all currently running progress proccesses.
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Because the can be used on a stack, we must cache her states but must paint only
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the top most one.
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*/
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struct IndicatorInfo
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{
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//-------------------------------------------
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// member
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public:
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/** @short points to the indicator child, where we hold its states
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alive here. */
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css::uno::Reference< css::task::XStatusIndicator > m_xIndicator;
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/** @short the last set text for this indicator */
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::rtl::OUString m_sText;
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/** @short the max range for this indicator. */
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sal_Int32 m_nRange;
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/** @short the last set value for this indicator */
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sal_Int32 m_nValue;
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//-------------------------------------------
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// interface
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public:
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//---------------------------------------
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/** @short initialize new instance of this class
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@param xIndicator
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the new child indiactor of our factory.
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@param sText
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its initial text.
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@param nRange
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the max range for this indicator.
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*/
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IndicatorInfo(const css::uno::Reference< css::task::XStatusIndicator >& xIndicator,
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const ::rtl::OUString& sText ,
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sal_Int32 nRange )
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{
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m_xIndicator = xIndicator;
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m_sText = sText ;
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m_nRange = nRange ;
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m_nValue = 0 ;
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}
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//---------------------------------------
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/** @short Don't forget to free used references!
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*/
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~IndicatorInfo()
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{
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m_xIndicator.clear();
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}
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//---------------------------------------------------------------------------------------------------------
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/** @short Used to locate an info struct inside a stl structure ...
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@descr The indicator object itself is used as key. Its values
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are not interesting then. Because mor then one child
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indicator can use the same values ...
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*/
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sal_Bool operator==(const css::uno::Reference< css::task::XStatusIndicator >& xIndicator)
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{
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return (m_xIndicator == xIndicator);
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}
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};
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//===============================================
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/** @descr Define a lits of child indicator objects and her data. */
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typedef ::std::vector< IndicatorInfo > IndicatorStack;
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//===============================================
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/** @short implement a factory service to create new status indicator objects
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@descr Internaly it uses:
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- a vcl based
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- or an uno based and by the frame layouted
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progress implementation.
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This factory create different indicators and control his access
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to a shared output device! Only the last activated component
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can write his state to this device. All other requests will be
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cached only.
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@devstatus ready to use
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@threadsafe yes
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*/
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class StatusIndicatorFactory : public css::lang::XTypeProvider
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, public css::lang::XServiceInfo
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, public css::lang::XInitialization
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, public css::task::XStatusIndicatorFactory
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, public css::util::XUpdatable
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, private ThreadHelpBase
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, public ::cppu::OWeakObject // => XInterface
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{
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//-------------------------------------------
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// member
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private:
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/** stack with all current indicator childs. */
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IndicatorStack m_aStack;
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/** uno service manager to create own needed uno resources. */
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css::uno::Reference< css::lang::XMultiServiceFactory > m_xSMGR;
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/** most active indicator child, which could work with our shared indicator window only. */
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css::uno::Reference< css::task::XStatusIndicator > m_xActiveChild;
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/** used to show the progress on the frame (layouted!) or
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as a plugged vcl window. */
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css::uno::Reference< css::task::XStatusIndicator > m_xProgress;
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/** points to the frame, where we show the progress (in case
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m_xProgress points to a frame progress. */
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css::uno::WeakReference< css::frame::XFrame > m_xFrame;
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/** points to an outside window, where we show the progress (in case
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we are plugged into such window). */
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css::uno::WeakReference< css::awt::XWindow > m_xPluggWindow;
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/** Notify us if a fix time is over. We use it to implement an
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intelligent "Reschedule" ... */
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WakeUpThread* m_pWakeUp;
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/** Our WakeUpThread calls us in our interface method "XUpdatable::update().
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There we set this member m_bAllowReschedule to sal_True. Next time if our impl_reschedule()
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method is called, we know, that an Application::Reschedule() should be made.
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Because the last made Reschedule can be was taken long time ago ... may be.*/
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sal_Bool m_bAllowReschedule;
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/** enable/disable automatic showing of our parent window. */
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sal_Bool m_bAllowParentShow;
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/** enable/disable rescheduling. Default=enabled*/
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sal_Bool m_bDisableReschedule;
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/** prevent recursive calling of Application::Reschedule(). */
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static sal_Int32 m_nInReschedule;
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/** time where there last start call was made. */
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sal_Int32 m_nStartTime;
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//-------------------------------------------
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// interface
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public:
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//---------------------------------------
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// ctor
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StatusIndicatorFactory(const css::uno::Reference< css::lang::XMultiServiceFactory >& xSMGR);
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//---------------------------------------
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// XInterface, XTypeProvider, XServiceInfo
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FWK_DECLARE_XINTERFACE
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FWK_DECLARE_XTYPEPROVIDER
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DECLARE_XSERVICEINFO
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//---------------------------------------
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// XInitialization
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virtual void SAL_CALL initialize(const css::uno::Sequence< css::uno::Any >& lArguments)
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throw(css::uno::Exception ,
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css::uno::RuntimeException);
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//---------------------------------------
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// XStatusIndicatorFactory
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virtual css::uno::Reference< css::task::XStatusIndicator > SAL_CALL createStatusIndicator()
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throw(css::uno::RuntimeException);
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//---------------------------------------
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// XUpdatable
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virtual void SAL_CALL update()
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throw(css::uno::RuntimeException);
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//---------------------------------------
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// similar (XStatusIndicator)
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virtual void start(const css::uno::Reference< css::task::XStatusIndicator >& xChild,
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const ::rtl::OUString& sText ,
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sal_Int32 nRange);
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virtual void SAL_CALL reset(const css::uno::Reference< css::task::XStatusIndicator >& xChild);
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virtual void SAL_CALL end(const css::uno::Reference< css::task::XStatusIndicator >& xChild);
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virtual void SAL_CALL setText(const css::uno::Reference< css::task::XStatusIndicator >& xChild,
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const ::rtl::OUString& sText );
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virtual void SAL_CALL setValue(const css::uno::Reference< css::task::XStatusIndicator >& xChild,
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sal_Int32 nValue);
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//-------------------------------------------
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// specials
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protected:
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virtual ~StatusIndicatorFactory();
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//-------------------------------------------
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// helper
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private:
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/** @short show the parent window of this progress ...
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if it's allowed to do so.
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@descr By default we show the parent window automaticly
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if this progress is used.
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If that isn't a valid operation, the user of this
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progress can suppress this feature by initializaing
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us with a special parameter.
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@seealso initialize()
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*/
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void implts_makeParentVisibleIfAllowed();
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/** @short creates a new internal used progress.
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@descr This factory does not paint the progress itself.
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It uses helper for that. They can be vcl based or
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layouted by the frame and provided as an uno interface.
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*/
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void impl_createProgress();
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/** @short shows the internal used progress.
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@descr This factory does not paint the progress itself.
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It uses helper for that. They can be vcl based or
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layouted by the frame and provided as an uno interface.
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*/
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void impl_showProgress();
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/** @short hides the internal used progress.
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@descr This factory does not paint the progress itself.
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It uses helper for that. They can be vcl based or
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layouted by the frame and provided as an uno interface.
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*/
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void impl_hideProgress();
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/** @short try to "share the current thread in an intelligent manner" :-)
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@param Overwrites our algorithm for Reschedule and force it to be shure
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that our progress was painted right.
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*/
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void impl_reschedule(sal_Bool bForceUpdate);
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void impl_startWakeUpThread();
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void impl_stopWakeUpThread();
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}; // class StatusIndicatorFactory
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} // namespace framework
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#endif // #ifndef __FRAMEWORK_HELPER_STATUSINDICATORFACTORY_HXX_
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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