479 lines
16 KiB
C++
479 lines
16 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "statusindicator.hxx"
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#include <com/sun/star/awt/InvalidateStyle.hpp>
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#include <com/sun/star/awt/WindowAttribute.hpp>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include <cppuhelper/typeprovider.hxx>
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#include "progressbar.hxx"
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using namespace ::cppu;
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using namespace ::osl;
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using namespace ::rtl;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::awt;
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using namespace ::com::sun::star::task;
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namespace unocontrols{
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// construct/destruct
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StatusIndicator::StatusIndicator( const css::uno::Reference< XComponentContext >& rxContext )
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: BaseContainerControl ( rxContext )
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{
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// Its not allowed to work with member in this method (refcounter !!!)
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// But with a HACK (++refcount) its "OK" :-(
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++m_refCount;
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// Create instances for fixedtext and progress ...
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m_xText = css::uno::Reference< XFixedText > ( rxContext->getServiceManager()->createInstanceWithContext( FIXEDTEXT_SERVICENAME, rxContext ), UNO_QUERY );
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m_xProgressBar = new ProgressBar(rxContext);
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// ... cast controls to css::uno::Reference< XControl > and set model ...
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// ( ProgressBar has no model !!! )
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css::uno::Reference< XControl > xTextControl ( m_xText , UNO_QUERY );
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xTextControl->setModel( css::uno::Reference< XControlModel >( rxContext->getServiceManager()->createInstanceWithContext( FIXEDTEXT_MODELNAME, rxContext ), UNO_QUERY ) );
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// ... and add controls to basecontainercontrol!
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addControl( CONTROLNAME_TEXT, xTextControl );
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addControl( CONTROLNAME_PROGRESSBAR, m_xProgressBar.get() );
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// FixedText make it automatically visible by himself ... but not the progressbar !!!
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// it must be set explicitly
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m_xProgressBar->setVisible( sal_True );
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// Reset to defaults !!!
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// (progressbar take automatically its own defaults)
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m_xText->setText( STATUSINDICATOR_DEFAULT_TEXT );
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--m_refCount;
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}
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StatusIndicator::~StatusIndicator() {}
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// XInterface
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Any SAL_CALL StatusIndicator::queryInterface( const Type& rType ) throw( RuntimeException, std::exception )
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{
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// Attention:
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// Don't use mutex or guard in this method!!! Is a method of XInterface.
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Any aReturn;
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css::uno::Reference< XInterface > xDel = BaseContainerControl::impl_getDelegator();
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if ( xDel.is() )
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{
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// If an delegator exist, forward question to his queryInterface.
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// Delegator will ask his own queryAggregation!
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aReturn = xDel->queryInterface( rType );
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}
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else
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{
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// If an delegator unknown, forward question to own queryAggregation.
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aReturn = queryAggregation( rType );
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}
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return aReturn;
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}
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// XInterface
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void SAL_CALL StatusIndicator::acquire() throw()
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{
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// Attention:
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// Don't use mutex or guard in this method!!! Is a method of XInterface.
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// Forward to baseclass
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BaseControl::acquire();
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}
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// XInterface
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void SAL_CALL StatusIndicator::release() throw()
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{
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// Attention:
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// Don't use mutex or guard in this method!!! Is a method of XInterface.
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// Forward to baseclass
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BaseControl::release();
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}
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// XTypeProvider
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Sequence< Type > SAL_CALL StatusIndicator::getTypes() throw( RuntimeException, std::exception )
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{
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// Optimize this method !
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// We initialize a static variable only one time. And we don't must use a mutex at every call!
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// For the first call; pTypeCollection is NULL - for the second call pTypeCollection is different from NULL!
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static OTypeCollection* pTypeCollection = NULL;
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if ( pTypeCollection == NULL )
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{
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// Ready for multithreading; get global mutex for first call of this method only! see before
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MutexGuard aGuard( Mutex::getGlobalMutex() );
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// Control these pointer again ... it can be, that another instance will be faster then these!
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if ( pTypeCollection == NULL )
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{
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// Create a static typecollection ...
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static OTypeCollection aTypeCollection ( cppu::UnoType<XLayoutConstrains>::get(),
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cppu::UnoType<XStatusIndicator>::get(),
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BaseContainerControl::getTypes()
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);
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// ... and set his address to static pointer!
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pTypeCollection = &aTypeCollection;
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}
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}
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return pTypeCollection->getTypes();
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}
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// XAggregation
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Any SAL_CALL StatusIndicator::queryAggregation( const Type& aType ) throw( RuntimeException, std::exception )
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{
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// Ask for my own supported interfaces ...
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// Attention: XTypeProvider and XInterface are supported by OComponentHelper!
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Any aReturn ( ::cppu::queryInterface( aType ,
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static_cast< XLayoutConstrains* > ( this ) ,
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static_cast< XStatusIndicator* > ( this )
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)
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);
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// If searched interface not supported by this class ...
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if ( !aReturn.hasValue() )
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{
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// ... ask baseclasses.
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aReturn = BaseControl::queryAggregation( aType );
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}
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return aReturn;
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}
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// XStatusIndicator
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void SAL_CALL StatusIndicator::start( const OUString& sText, sal_Int32 nRange ) throw( RuntimeException, std::exception )
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{
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// Ready for multithreading
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MutexGuard aGuard( m_aMutex );
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// Initialize status controls with given values.
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m_xText->setText( sText );
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m_xProgressBar->setRange( 0, nRange );
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// force repaint ... fixedtext has changed !
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impl_recalcLayout ( WindowEvent(static_cast< OWeakObject* >(this),0,0,impl_getWidth(),impl_getHeight(),0,0,0,0) );
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}
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// XStatusIndicator
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void SAL_CALL StatusIndicator::end() throw( RuntimeException, std::exception )
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{
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// Ready for multithreading
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MutexGuard aGuard( m_aMutex );
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// Clear values of status controls.
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m_xText->setText( OUString() );
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m_xProgressBar->setValue( 0 );
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setVisible( sal_False );
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}
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// XStatusIndicator
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void SAL_CALL StatusIndicator::setText( const OUString& sText ) throw( RuntimeException, std::exception )
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{
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// Ready for multithreading
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MutexGuard aGuard( m_aMutex );
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// Take text on right control
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m_xText->setText( sText );
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}
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// XStatusIndicator
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void SAL_CALL StatusIndicator::setValue( sal_Int32 nValue ) throw( RuntimeException, std::exception )
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{
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// Ready for multithreading
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MutexGuard aGuard( m_aMutex );
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// Take value on right control
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m_xProgressBar->setValue( nValue );
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}
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// XStatusIndicator
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void SAL_CALL StatusIndicator::reset() throw( RuntimeException, std::exception )
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{
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// Ready for multithreading
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MutexGuard aGuard( m_aMutex );
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// Clear values of status controls.
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// (Don't hide the window! User will reset current values ... but he will not finish using of indicator!)
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m_xText->setText( OUString() );
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m_xProgressBar->setValue( 0 );
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}
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// XLayoutConstrains
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Size SAL_CALL StatusIndicator::getMinimumSize () throw( RuntimeException, std::exception )
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{
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return Size (STATUSINDICATOR_DEFAULT_WIDTH, STATUSINDICATOR_DEFAULT_HEIGHT);
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}
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// XLayoutConstrains
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Size SAL_CALL StatusIndicator::getPreferredSize () throw( RuntimeException, std::exception )
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{
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// Ready for multithreading
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ClearableMutexGuard aGuard ( m_aMutex );
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// get information about required place of child controls
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css::uno::Reference< XLayoutConstrains > xTextLayout ( m_xText, UNO_QUERY );
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Size aTextSize = xTextLayout->getPreferredSize();
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aGuard.clear ();
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// calc preferred size of status indicator
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sal_Int32 nWidth = impl_getWidth();
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sal_Int32 nHeight = (2*STATUSINDICATOR_FREEBORDER)+aTextSize.Height;
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// norm to minimum
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if ( nWidth<STATUSINDICATOR_DEFAULT_WIDTH )
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{
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nWidth = STATUSINDICATOR_DEFAULT_WIDTH;
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}
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if ( nHeight<STATUSINDICATOR_DEFAULT_HEIGHT )
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{
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nHeight = STATUSINDICATOR_DEFAULT_HEIGHT;
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}
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// return to caller
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return Size ( nWidth, nHeight );
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}
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// XLayoutConstrains
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Size SAL_CALL StatusIndicator::calcAdjustedSize ( const Size& /*rNewSize*/ ) throw( RuntimeException, std::exception )
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{
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return getPreferredSize ();
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}
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// XControl
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void SAL_CALL StatusIndicator::createPeer (
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const css::uno::Reference< XToolkit > & rToolkit,
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const css::uno::Reference< XWindowPeer > & rParent
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) throw( RuntimeException, std::exception )
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{
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if( !getPeer().is() )
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{
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BaseContainerControl::createPeer( rToolkit, rParent );
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// If user forget to call "setPosSize()", we have still a correct size.
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// And a "MinimumSize" IS A "MinimumSize"!
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// We change not the position of control at this point.
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Size aDefaultSize = getMinimumSize ();
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setPosSize ( 0, 0, aDefaultSize.Width, aDefaultSize.Height, PosSize::SIZE );
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}
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}
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// XControl
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sal_Bool SAL_CALL StatusIndicator::setModel ( const css::uno::Reference< XControlModel > & /*rModel*/ ) throw( RuntimeException, std::exception )
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{
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// We have no model.
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return sal_False;
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}
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// XControl
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css::uno::Reference< XControlModel > SAL_CALL StatusIndicator::getModel () throw( RuntimeException, std::exception )
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{
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// We have no model.
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// return (XControlModel*)this;
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return css::uno::Reference< XControlModel > ();
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}
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// XComponent
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void SAL_CALL StatusIndicator::dispose () throw( RuntimeException, std::exception )
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{
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// Ready for multithreading
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MutexGuard aGuard ( m_aMutex );
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// "removeControl()" control the state of a reference
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css::uno::Reference< XControl > xTextControl ( m_xText , UNO_QUERY );
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removeControl( xTextControl );
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removeControl( m_xProgressBar.get() );
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// do'nt use "...->clear ()" or "... = XFixedText ()"
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// when other hold a reference at this object !!!
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xTextControl->dispose();
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m_xProgressBar->dispose();
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BaseContainerControl::dispose();
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}
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// XWindow
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void SAL_CALL StatusIndicator::setPosSize (
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sal_Int32 nX,
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sal_Int32 nY,
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sal_Int32 nWidth,
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sal_Int32 nHeight,
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sal_Int16 nFlags
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) throw( RuntimeException, std::exception )
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{
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Rectangle aBasePosSize = getPosSize ();
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BaseContainerControl::setPosSize (nX, nY, nWidth, nHeight, nFlags);
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// if position or size changed
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if (
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( nWidth != aBasePosSize.Width ) ||
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( nHeight != aBasePosSize.Height)
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)
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{
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// calc new layout for controls
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impl_recalcLayout ( WindowEvent(static_cast< OWeakObject* >(this),0,0,nWidth,nHeight,0,0,0,0) );
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// clear background (!)
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// [Children were repainted in "recalcLayout" by setPosSize() automatically!]
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getPeer()->invalidate(2);
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// and repaint the control
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impl_paint ( 0, 0, impl_getGraphicsPeer() );
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}
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}
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// impl but public method to register service
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const Sequence< OUString > StatusIndicator::impl_getStaticSupportedServiceNames()
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{
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return css::uno::Sequence<OUString>();
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}
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// impl but public method to register service
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const OUString StatusIndicator::impl_getStaticImplementationName()
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{
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return OUString("stardiv.UnoControls.StatusIndicator");
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}
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// protected method
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WindowDescriptor* StatusIndicator::impl_getWindowDescriptor( const css::uno::Reference< XWindowPeer >& xParentPeer )
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{
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// - used from "createPeer()" to set the values of an ::com::sun::star::awt::WindowDescriptor !!!
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// - if you will change the descriptor-values, you must override this virtuell function
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// - the caller must release the memory for this dynamical descriptor !!!
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WindowDescriptor* pDescriptor = new WindowDescriptor;
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pDescriptor->Type = WindowClass_SIMPLE;
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pDescriptor->WindowServiceName = "floatingwindow";
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pDescriptor->ParentIndex = -1;
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pDescriptor->Parent = xParentPeer;
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pDescriptor->Bounds = getPosSize ();
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return pDescriptor;
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}
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// protected method
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void StatusIndicator::impl_paint ( sal_Int32 nX, sal_Int32 nY, const css::uno::Reference< XGraphics > & rGraphics )
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{
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// This paint method ist not buffered !!
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// Every request paint the completely control. ( but only, if peer exist )
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if ( rGraphics.is () )
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{
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MutexGuard aGuard (m_aMutex);
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// background = gray
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css::uno::Reference< XWindowPeer > xPeer( impl_getPeerWindow(), UNO_QUERY );
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if( xPeer.is() )
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xPeer->setBackground( STATUSINDICATOR_BACKGROUNDCOLOR );
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// FixedText background = gray
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css::uno::Reference< XControl > xTextControl( m_xText, UNO_QUERY );
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xPeer = xTextControl->getPeer();
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if( xPeer.is() )
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xPeer->setBackground( STATUSINDICATOR_BACKGROUNDCOLOR );
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// Progress background = gray
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xPeer = m_xProgressBar->getPeer();
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if( xPeer.is() )
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xPeer->setBackground( STATUSINDICATOR_BACKGROUNDCOLOR );
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// paint shadow border
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rGraphics->setLineColor ( STATUSINDICATOR_LINECOLOR_BRIGHT );
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rGraphics->drawLine ( nX, nY, impl_getWidth(), nY );
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rGraphics->drawLine ( nX, nY, nX , impl_getHeight() );
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rGraphics->setLineColor ( STATUSINDICATOR_LINECOLOR_SHADOW );
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rGraphics->drawLine ( impl_getWidth()-1, impl_getHeight()-1, impl_getWidth()-1, nY );
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rGraphics->drawLine ( impl_getWidth()-1, impl_getHeight()-1, nX , impl_getHeight()-1 );
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}
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}
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// protected method
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void StatusIndicator::impl_recalcLayout ( const WindowEvent& aEvent )
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{
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sal_Int32 nX_ProgressBar;
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sal_Int32 nY_ProgressBar;
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sal_Int32 nWidth_ProgressBar;
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sal_Int32 nHeight_ProgressBar;
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sal_Int32 nX_Text;
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sal_Int32 nY_Text;
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sal_Int32 nWidth_Text;
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sal_Int32 nHeight_Text;
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// Ready for multithreading
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MutexGuard aGuard ( m_aMutex );
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// get information about required place of child controls
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Size aWindowSize ( aEvent.Width, aEvent.Height );
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css::uno::Reference< XLayoutConstrains > xTextLayout ( m_xText, UNO_QUERY );
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Size aTextSize = xTextLayout->getPreferredSize();
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if( aWindowSize.Width < STATUSINDICATOR_DEFAULT_WIDTH )
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{
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aWindowSize.Width = STATUSINDICATOR_DEFAULT_WIDTH;
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}
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if( aWindowSize.Height < STATUSINDICATOR_DEFAULT_HEIGHT )
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{
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aWindowSize.Height = STATUSINDICATOR_DEFAULT_HEIGHT;
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}
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// calc position and size of child controls
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nX_Text = STATUSINDICATOR_FREEBORDER;
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nY_Text = STATUSINDICATOR_FREEBORDER;
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nWidth_Text = aTextSize.Width;
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nHeight_Text = aTextSize.Height;
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nX_ProgressBar = nX_Text+nWidth_Text+STATUSINDICATOR_FREEBORDER;
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nY_ProgressBar = nY_Text;
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nWidth_ProgressBar = aWindowSize.Width-nWidth_Text-(3*STATUSINDICATOR_FREEBORDER);
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nHeight_ProgressBar = nHeight_Text;
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// Set new position and size on all controls
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css::uno::Reference< XWindow > xTextWindow ( m_xText , UNO_QUERY );
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xTextWindow->setPosSize ( nX_Text , nY_Text , nWidth_Text , nHeight_Text , 15 );
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m_xProgressBar->setPosSize( nX_ProgressBar, nY_ProgressBar, nWidth_ProgressBar, nHeight_ProgressBar, 15 );
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}
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} // namespace unocontrols
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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