1308 lines
48 KiB
C++
1308 lines
48 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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#include "browserlistbox.hxx"
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#include "propresid.hrc"
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#include "proplinelistener.hxx"
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#include "propcontrolobserver.hxx"
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#include "linedescriptor.hxx"
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#include "inspectorhelpwindow.hxx"
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#include <com/sun/star/lang/DisposedException.hpp>
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#include <com/sun/star/lang/XComponent.hpp>
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#include <com/sun/star/inspection/PropertyControlType.hpp>
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#include <tools/debug.hxx>
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#include <tools/diagnose_ex.h>
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#include <comphelper/asyncnotification.hxx>
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#include <cppuhelper/implbase1.hxx>
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#include <vcl/svapp.hxx>
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#include <osl/mutex.hxx>
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//............................................................................
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namespace pcr
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{
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//............................................................................
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#define FRAME_OFFSET 4
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// TODO: find out what this is really for ... and check if it does make sense in the new
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// browser environment
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#define LAYOUT_HELP_WINDOW_DISTANCE_APPFONT 3
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/** === begin UNO using === **/
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using ::com::sun::star::uno::Any;
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using ::com::sun::star::uno::Exception;
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using ::com::sun::star::inspection::XPropertyControlContext;
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using ::com::sun::star::uno::Reference;
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using ::com::sun::star::inspection::XPropertyControl;
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using ::com::sun::star::uno::RuntimeException;
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using ::com::sun::star::lang::DisposedException;
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using ::com::sun::star::lang::XComponent;
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using ::com::sun::star::uno::UNO_QUERY;
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using ::com::sun::star::graphic::XGraphic;
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/** === end UNO using === **/
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namespace PropertyControlType = ::com::sun::star::inspection::PropertyControlType;
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//==================================================================
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//= ControlEvent
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//==================================================================
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enum ControlEventType
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{
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FOCUS_GAINED,
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VALUE_CHANGED,
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ACTIVATE_NEXT
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};
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struct ControlEvent : public ::comphelper::AnyEvent
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{
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Reference< XPropertyControl > xControl;
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ControlEventType eType;
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ControlEvent( const Reference< XPropertyControl >& _rxControl, ControlEventType _eType )
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:xControl( _rxControl )
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,eType( _eType )
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{
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}
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};
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//==================================================================
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//= SharedNotifier
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//==================================================================
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class SharedNotifier
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{
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private:
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static ::osl::Mutex& getMutex();
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static ::rtl::Reference< ::comphelper::AsyncEventNotifier > s_pNotifier;
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public:
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static const ::rtl::Reference< ::comphelper::AsyncEventNotifier >&
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getNotifier();
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private:
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SharedNotifier(); // never implemented
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SharedNotifier( const SharedNotifier& ); // never implemented
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SharedNotifier& operator=( const SharedNotifier& ); // never implemented
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};
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//------------------------------------------------------------------
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::rtl::Reference< ::comphelper::AsyncEventNotifier > SharedNotifier::s_pNotifier;
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//------------------------------------------------------------------
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::osl::Mutex& SharedNotifier::getMutex()
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{
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static ::osl::Mutex s_aMutex;
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return s_aMutex;
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}
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//------------------------------------------------------------------
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const ::rtl::Reference< ::comphelper::AsyncEventNotifier >& SharedNotifier::getNotifier()
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{
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::osl::MutexGuard aGuard( getMutex() );
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if ( !s_pNotifier.is() )
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{
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s_pNotifier.set(
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new ::comphelper::AsyncEventNotifier("browserlistbox"));
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s_pNotifier->launch();
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//TODO: a protocol is missing how to join with the launched
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// thread before exit(3), to ensure the thread is no longer
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// relying on any infrastructure while that infrastructure is
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// being shut down in atexit handlers
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}
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return s_pNotifier;
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}
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//==================================================================
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//= PropertyControlContext_Impl
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//==================================================================
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/** implementation for of <type scope="com::sun::star::inspection">XPropertyControlContext</type>
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which forwards all events to a non-UNO version of this interface
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*/
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typedef ::cppu::WeakImplHelper1< XPropertyControlContext > PropertyControlContext_Impl_Base;
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class PropertyControlContext_Impl :public PropertyControlContext_Impl_Base
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,public ::comphelper::IEventProcessor
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{
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public:
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enum NotifcationMode
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{
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eSynchronously,
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eAsynchronously
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};
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private:
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IControlContext* m_pContext;
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NotifcationMode m_eMode;
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public:
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/** creates an instance
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@param _rContextImpl
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the instance to delegate events to
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*/
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PropertyControlContext_Impl( IControlContext& _rContextImpl );
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/** disposes the context.
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When you call this method, all subsequent callbacks to the
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<type scope="com::sun::star::inspection">XPropertyControlContext</type> methods
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will throw a <type scope="com::sun::star::lang">DisposedException</type>.
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*/
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void SAL_CALL dispose();
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/** sets the notification mode, so that notifications recieved from the controls are
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forwarded to our IControlContext either synchronously or asynchronously
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@param _eMode
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the new notification mode
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*/
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void setNotificationMode( NotifcationMode _eMode );
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virtual void SAL_CALL acquire() throw();
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virtual void SAL_CALL release() throw();
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protected:
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~PropertyControlContext_Impl();
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// XPropertyControlObserver
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virtual void SAL_CALL focusGained( const Reference< XPropertyControl >& Control ) throw (RuntimeException);
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virtual void SAL_CALL valueChanged( const Reference< XPropertyControl >& Control ) throw (RuntimeException);
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// XPropertyControlContext
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virtual void SAL_CALL activateNextControl( const Reference< XPropertyControl >& CurrentControl ) throw (RuntimeException);
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// IEventProcessor
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virtual void processEvent( const ::comphelper::AnyEvent& _rEvent );
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private:
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/** processes the given event, i.e. notifies it to our IControlContext
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@param _rEvent
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the event no notify
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@precond
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our mutex (well, the SolarMutex) is locked
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*/
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void impl_processEvent_throw( const ::comphelper::AnyEvent& _rEvent );
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/** checks whether we're alive
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@throws DisposedException
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if the instance is already disposed
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*/
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void impl_checkAlive_throw() const;
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/** checks whether the instance is already disposed
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*/
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bool impl_isDisposed_nothrow() const { return m_pContext == NULL; }
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/** notifies the given event originating from the given control
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@throws DisposedException
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@param _rxControl
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@param _eType
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*/
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void impl_notify_throw( const Reference< XPropertyControl >& _rxControl, ControlEventType _eType );
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};
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//--------------------------------------------------------------------
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PropertyControlContext_Impl::PropertyControlContext_Impl( IControlContext& _rContextImpl )
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:m_pContext( &_rContextImpl )
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,m_eMode( eAsynchronously )
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{
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}
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//--------------------------------------------------------------------
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PropertyControlContext_Impl::~PropertyControlContext_Impl()
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{
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if ( !impl_isDisposed_nothrow() )
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dispose();
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}
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//--------------------------------------------------------------------
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void PropertyControlContext_Impl::impl_checkAlive_throw() const
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{
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if ( impl_isDisposed_nothrow() )
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throw DisposedException( ::rtl::OUString(), *const_cast< PropertyControlContext_Impl* >( this ) );
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}
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//--------------------------------------------------------------------
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void SAL_CALL PropertyControlContext_Impl::dispose()
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{
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SolarMutexGuard aGuard;
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if ( impl_isDisposed_nothrow() )
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return;
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SharedNotifier::getNotifier()->removeEventsForProcessor( this );
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m_pContext = NULL;
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}
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//--------------------------------------------------------------------
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void PropertyControlContext_Impl::setNotificationMode( NotifcationMode _eMode )
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{
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SolarMutexGuard aGuard;
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m_eMode = _eMode;
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}
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//--------------------------------------------------------------------
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void PropertyControlContext_Impl::impl_notify_throw( const Reference< XPropertyControl >& _rxControl, ControlEventType _eType )
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{
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::comphelper::AnyEventRef pEvent;
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{
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SolarMutexGuard aGuard;
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impl_checkAlive_throw();
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pEvent = new ControlEvent( _rxControl, _eType );
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if ( m_eMode == eSynchronously )
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{
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impl_processEvent_throw( *pEvent );
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return;
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}
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}
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SharedNotifier::getNotifier()->addEvent( pEvent, this );
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}
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//--------------------------------------------------------------------
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void SAL_CALL PropertyControlContext_Impl::focusGained( const Reference< XPropertyControl >& Control ) throw (RuntimeException)
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{
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OSL_TRACE( "PropertyControlContext_Impl: FOCUS_GAINED" );
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impl_notify_throw( Control, FOCUS_GAINED );
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}
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//--------------------------------------------------------------------
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void SAL_CALL PropertyControlContext_Impl::valueChanged( const Reference< XPropertyControl >& Control ) throw (RuntimeException)
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{
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OSL_TRACE( "PropertyControlContext_Impl: VALUE_CHANGED" );
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impl_notify_throw( Control, VALUE_CHANGED );
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}
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//--------------------------------------------------------------------
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void SAL_CALL PropertyControlContext_Impl::activateNextControl( const Reference< XPropertyControl >& CurrentControl ) throw (RuntimeException)
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{
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OSL_TRACE( "PropertyControlContext_Impl: ACTIVATE_NEXT" );
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impl_notify_throw( CurrentControl, ACTIVATE_NEXT );
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}
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//--------------------------------------------------------------------
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void SAL_CALL PropertyControlContext_Impl::acquire() throw()
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{
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PropertyControlContext_Impl_Base::acquire();
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}
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//--------------------------------------------------------------------
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void SAL_CALL PropertyControlContext_Impl::release() throw()
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{
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PropertyControlContext_Impl_Base::release();
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}
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//--------------------------------------------------------------------
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void PropertyControlContext_Impl::processEvent( const ::comphelper::AnyEvent& _rEvent )
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{
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SolarMutexGuard aGuard;
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if ( impl_isDisposed_nothrow() )
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return;
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try
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{
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impl_processEvent_throw( _rEvent );
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}
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catch( const Exception& )
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{
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// can't handle otherwise, since our caller (the notification thread) does not allow
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// for exceptions (it could itself abort only)
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DBG_UNHANDLED_EXCEPTION();
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}
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}
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//--------------------------------------------------------------------
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void PropertyControlContext_Impl::impl_processEvent_throw( const ::comphelper::AnyEvent& _rEvent )
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{
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const ControlEvent& rControlEvent = static_cast< const ControlEvent& >( _rEvent );
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switch ( rControlEvent.eType )
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{
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case FOCUS_GAINED:
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OSL_TRACE( "PropertyControlContext_Impl::processEvent: FOCUS_GAINED" );
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m_pContext->focusGained( rControlEvent.xControl );
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break;
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case VALUE_CHANGED:
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OSL_TRACE( "PropertyControlContext_Impl::processEvent: VALUE_CHANGED" );
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m_pContext->valueChanged( rControlEvent.xControl );
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break;
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case ACTIVATE_NEXT:
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OSL_TRACE( "PropertyControlContext_Impl::processEvent: ACTIVATE_NEXT" );
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m_pContext->activateNextControl( rControlEvent.xControl );
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break;
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}
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}
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//==================================================================
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//= OBrowserListBox
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//==================================================================
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DBG_NAME(OBrowserListBox)
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//------------------------------------------------------------------
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OBrowserListBox::OBrowserListBox( Window* pParent, WinBits nWinStyle)
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:Control(pParent, nWinStyle| WB_CLIPCHILDREN)
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,m_aLinesPlayground(this,WB_DIALOGCONTROL | WB_CLIPCHILDREN)
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,m_aVScroll(this,WB_VSCROLL|WB_REPEAT|WB_DRAG)
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,m_pHelpWindow( new InspectorHelpWindow( this ) )
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,m_pLineListener(NULL)
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,m_pControlObserver( NULL )
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,m_nYOffset(0)
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,m_nCurrentPreferredHelpHeight(0)
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,m_nTheNameSize(0)
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,m_bIsActive(sal_False)
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,m_bUpdate(sal_True)
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,m_pControlContextImpl( new PropertyControlContext_Impl( *this ) )
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{
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DBG_CTOR(OBrowserListBox,NULL);
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ListBox aListBox(this,WB_DROPDOWN);
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aListBox.SetPosSizePixel(Point(0,0),Size(100,100));
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m_nRowHeight = (sal_uInt16)aListBox.GetSizePixel().Height()+2;
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SetBackground( pParent->GetBackground() );
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m_aLinesPlayground.SetBackground( GetBackground() );
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m_aLinesPlayground.SetPosPixel(Point(0,0));
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m_aLinesPlayground.SetPaintTransparent(sal_True);
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m_aLinesPlayground.Show();
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m_aVScroll.Hide();
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m_aVScroll.SetScrollHdl(LINK(this, OBrowserListBox, ScrollHdl));
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}
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//------------------------------------------------------------------
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OBrowserListBox::~OBrowserListBox()
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{
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OSL_ENSURE( !IsModified(), "OBrowserListBox::~OBrowserListBox: still modified - should have been committed before!" );
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// doing the commit here, while we, as well as our owner, as well as some other components,
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// are already "half dead" (means within their dtor) is potentially dangerous.
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// By definition, CommitModified has to be called (if necessary) before destruction
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m_pControlContextImpl->dispose();
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m_pControlContextImpl.clear();
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Hide();
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Clear();
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DBG_DTOR(OBrowserListBox,NULL);
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}
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//------------------------------------------------------------------
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sal_Bool OBrowserListBox::IsModified( ) const
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{
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sal_Bool bModified = sal_False;
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if ( m_bIsActive && m_xActiveControl.is() )
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bModified = m_xActiveControl->isModified();
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return bModified;
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}
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//------------------------------------------------------------------
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void OBrowserListBox::CommitModified( )
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{
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if ( IsModified() && m_xActiveControl.is() )
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{
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// for the time of this commit, notify all events synchronously
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// #i63814#
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m_pControlContextImpl->setNotificationMode( PropertyControlContext_Impl::eSynchronously );
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try
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{
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m_xActiveControl->notifyModifiedValue();
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION();
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}
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m_pControlContextImpl->setNotificationMode( PropertyControlContext_Impl::eAsynchronously );
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}
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}
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//------------------------------------------------------------------
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void OBrowserListBox::ActivateListBox(sal_Bool _bActive)
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{
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m_bIsActive = _bActive;
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if (m_bIsActive)
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{
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// TODO: what's the sense of this?
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m_aVScroll.SetThumbPos(100);
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MoveThumbTo(0);
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Resize();
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}
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}
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//------------------------------------------------------------------
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long OBrowserListBox::impl_getPrefererredHelpHeight()
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{
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return HasHelpSection() ? m_pHelpWindow->GetOptimalHeightPixel() : 0;
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}
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//------------------------------------------------------------------
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void OBrowserListBox::Resize()
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{
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Rectangle aPlayground( Point( 0, 0 ), GetOutputSizePixel() );
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Size aHelpWindowDistance( LogicToPixel( Size( 0, LAYOUT_HELP_WINDOW_DISTANCE_APPFONT ), MAP_APPFONT ) );
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long nHelpWindowHeight = m_nCurrentPreferredHelpHeight = impl_getPrefererredHelpHeight();
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bool bPositionHelpWindow = ( nHelpWindowHeight != 0 );
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Rectangle aLinesArea( aPlayground );
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if ( bPositionHelpWindow )
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{
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aLinesArea.Bottom() -= nHelpWindowHeight;
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aLinesArea.Bottom() -= aHelpWindowDistance.Height();
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}
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m_aLinesPlayground.SetPosSizePixel( aLinesArea.TopLeft(), aLinesArea.GetSize() );
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UpdateVScroll();
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sal_Bool bNeedScrollbar = m_aLines.size() > (sal_uInt32)CalcVisibleLines();
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if ( !bNeedScrollbar )
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{
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if ( m_aVScroll.IsVisible() )
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m_aVScroll.Hide();
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// scroll to top
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m_nYOffset = 0;
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m_aVScroll.SetThumbPos( 0 );
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|
}
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else
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{
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Size aVScrollSize( m_aVScroll.GetSizePixel() );
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// adjust the playground's width
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aLinesArea.Right() -= aVScrollSize.Width();
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m_aLinesPlayground.SetPosSizePixel( aLinesArea.TopLeft(), aLinesArea.GetSize() );
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// position the scrollbar
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aVScrollSize.Height() = aLinesArea.GetHeight();
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Point aVScrollPos( aLinesArea.GetWidth(), 0 );
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m_aVScroll.SetPosSizePixel( aVScrollPos, aVScrollSize );
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}
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for ( sal_uInt16 i = 0; i < m_aLines.size(); ++i )
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m_aOutOfDateLines.insert( i );
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// repaint
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EnablePaint(sal_False);
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UpdatePlayGround();
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EnablePaint(sal_True);
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// show the scrollbar
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if ( bNeedScrollbar )
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m_aVScroll.Show();
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// position the help window
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|
if ( bPositionHelpWindow )
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{
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Rectangle aHelpArea( aPlayground );
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aHelpArea.Top() = aLinesArea.Bottom() + aHelpWindowDistance.Height();
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m_pHelpWindow->SetPosSizePixel( aHelpArea.TopLeft(), aHelpArea.GetSize() );
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}
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|
}
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//------------------------------------------------------------------
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|
void OBrowserListBox::SetListener( IPropertyLineListener* _pListener )
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{
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m_pLineListener = _pListener;
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|
}
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|
//------------------------------------------------------------------
|
|
void OBrowserListBox::SetObserver( IPropertyControlObserver* _pObserver )
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{
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m_pControlObserver = _pObserver;
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|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::EnableHelpSection( bool _bEnable )
|
|
{
|
|
m_pHelpWindow->Show( _bEnable );
|
|
Resize();
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
bool OBrowserListBox::HasHelpSection() const
|
|
{
|
|
return m_pHelpWindow->IsVisible();
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::SetHelpText( const ::rtl::OUString& _rHelpText )
|
|
{
|
|
OSL_ENSURE( HasHelpSection(), "OBrowserListBox::SetHelpText: help section not visible!" );
|
|
m_pHelpWindow->SetText( _rHelpText );
|
|
if ( m_nCurrentPreferredHelpHeight != impl_getPrefererredHelpHeight() )
|
|
Resize();
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::SetHelpLineLimites( sal_Int32 _nMinLines, sal_Int32 _nMaxLines )
|
|
{
|
|
m_pHelpWindow->SetLimits( _nMinLines, _nMaxLines );
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
sal_uInt16 OBrowserListBox::CalcVisibleLines()
|
|
{
|
|
Size aSize(m_aLinesPlayground.GetOutputSizePixel());
|
|
sal_uInt16 nResult = 0;
|
|
if (0 != m_nRowHeight)
|
|
nResult = (sal_uInt16) aSize.Height()/m_nRowHeight;
|
|
|
|
return nResult;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::UpdateVScroll()
|
|
{
|
|
sal_uInt16 nLines = CalcVisibleLines();
|
|
m_aVScroll.SetPageSize(nLines-1);
|
|
m_aVScroll.SetVisibleSize(nLines-1);
|
|
|
|
size_t nCount = m_aLines.size();
|
|
if (nCount>0)
|
|
{
|
|
m_aVScroll.SetRange(Range(0,nCount-1));
|
|
m_nYOffset = -m_aVScroll.GetThumbPos()*m_nRowHeight;
|
|
}
|
|
else
|
|
{
|
|
m_aVScroll.SetRange(Range(0,0));
|
|
m_nYOffset = 0;
|
|
}
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::PositionLine( sal_uInt16 _nIndex )
|
|
{
|
|
Size aSize(m_aLinesPlayground.GetOutputSizePixel());
|
|
Point aPos(0, m_nYOffset);
|
|
|
|
aSize.Height() = m_nRowHeight;
|
|
|
|
aPos.Y() += _nIndex * m_nRowHeight;
|
|
|
|
if ( _nIndex < m_aLines.size() )
|
|
{
|
|
BrowserLinePointer pLine = m_aLines[ _nIndex ].pLine;
|
|
|
|
pLine->SetPosSizePixel( aPos, aSize );
|
|
pLine->SetTitleWidth( m_nTheNameSize + 2 * FRAME_OFFSET );
|
|
|
|
// show the line if necessary
|
|
if ( !pLine->IsVisible() )
|
|
pLine->Show();
|
|
}
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::UpdatePosNSize()
|
|
{
|
|
for ( ::std::set< sal_uInt16 >::const_iterator aLoop = m_aOutOfDateLines.begin();
|
|
aLoop != m_aOutOfDateLines.end();
|
|
++aLoop
|
|
)
|
|
{
|
|
DBG_ASSERT( *aLoop < m_aLines.size(), "OBrowserListBox::UpdatePosNSize: invalid line index!" );
|
|
if ( *aLoop < m_aLines.size() )
|
|
PositionLine( *aLoop );
|
|
}
|
|
m_aOutOfDateLines.clear();
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::UpdatePlayGround()
|
|
{
|
|
sal_Int32 nThumbPos = m_aVScroll.GetThumbPos();
|
|
sal_Int32 nLines = CalcVisibleLines();
|
|
|
|
sal_uInt16 nEnd = (sal_uInt16)(nThumbPos + nLines);
|
|
if (nEnd >= m_aLines.size())
|
|
nEnd = (sal_uInt16)m_aLines.size()-1;
|
|
|
|
if ( !m_aLines.empty() )
|
|
{
|
|
for ( sal_uInt16 i = (sal_uInt16)nThumbPos; i <= nEnd; ++i )
|
|
m_aOutOfDateLines.insert( i );
|
|
UpdatePosNSize();
|
|
}
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::UpdateAll()
|
|
{
|
|
Resize();
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::DisableUpdate()
|
|
{
|
|
m_bUpdate = sal_False;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::EnableUpdate()
|
|
{
|
|
m_bUpdate = sal_True;
|
|
UpdateAll();
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::SetPropertyValue(const ::rtl::OUString& _rEntryName, const Any& _rValue, bool _bUnknownValue )
|
|
{
|
|
ListBoxLines::iterator line = m_aLines.begin();
|
|
for ( ; line != m_aLines.end() && ( line->aName != _rEntryName ); ++line )
|
|
;
|
|
|
|
if ( line != m_aLines.end() )
|
|
{
|
|
if ( _bUnknownValue )
|
|
{
|
|
Reference< XPropertyControl > xControl( line->pLine->getControl() );
|
|
OSL_ENSURE( xControl.is(), "OBrowserListBox::SetPropertyValue: illegal control!" );
|
|
if ( xControl.is() )
|
|
xControl->setValue( Any() );
|
|
}
|
|
else
|
|
impl_setControlAsPropertyValue( *line, _rValue );
|
|
}
|
|
}
|
|
|
|
//------------------------------------------------------------------------
|
|
sal_uInt16 OBrowserListBox::GetPropertyPos( const ::rtl::OUString& _rEntryName ) const
|
|
{
|
|
sal_uInt16 nRet = LISTBOX_ENTRY_NOTFOUND;
|
|
for ( ListBoxLines::const_iterator linePos = m_aLines.begin();
|
|
linePos != m_aLines.end();
|
|
++linePos
|
|
)
|
|
{
|
|
if ( linePos->aName == _rEntryName )
|
|
{
|
|
nRet = (sal_uInt16)( linePos - m_aLines.begin() );
|
|
break;
|
|
}
|
|
}
|
|
|
|
return nRet;
|
|
}
|
|
|
|
//------------------------------------------------------------------------
|
|
bool OBrowserListBox::impl_getBrowserLineForName( const ::rtl::OUString& _rEntryName, BrowserLinePointer& _out_rpLine ) const
|
|
{
|
|
ListBoxLines::const_iterator line = m_aLines.begin();
|
|
for ( ; line != m_aLines.end() && ( line->aName != _rEntryName ); ++line )
|
|
;
|
|
|
|
if ( line != m_aLines.end() )
|
|
_out_rpLine = line->pLine;
|
|
else
|
|
_out_rpLine.reset();
|
|
return ( NULL != _out_rpLine.get() );
|
|
}
|
|
|
|
//------------------------------------------------------------------------
|
|
void OBrowserListBox::EnablePropertyControls( const ::rtl::OUString& _rEntryName, sal_Int16 _nControls, bool _bEnable )
|
|
{
|
|
BrowserLinePointer pLine;
|
|
if ( impl_getBrowserLineForName( _rEntryName, pLine ) )
|
|
pLine->EnablePropertyControls( _nControls, _bEnable );
|
|
}
|
|
|
|
//------------------------------------------------------------------------
|
|
void OBrowserListBox::EnablePropertyLine( const ::rtl::OUString& _rEntryName, bool _bEnable )
|
|
{
|
|
BrowserLinePointer pLine;
|
|
if ( impl_getBrowserLineForName( _rEntryName, pLine ) )
|
|
pLine->EnablePropertyLine( _bEnable );
|
|
}
|
|
|
|
//------------------------------------------------------------------------
|
|
Reference< XPropertyControl > OBrowserListBox::GetPropertyControl( const ::rtl::OUString& _rEntryName )
|
|
{
|
|
BrowserLinePointer pLine;
|
|
if ( impl_getBrowserLineForName( _rEntryName, pLine ) )
|
|
return pLine->getControl();
|
|
return NULL;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
sal_uInt16 OBrowserListBox::InsertEntry(const OLineDescriptor& _rPropertyData, sal_uInt16 _nPos)
|
|
{
|
|
// create a new line
|
|
BrowserLinePointer pBrowserLine( new OBrowserLine( _rPropertyData.sName, &m_aLinesPlayground ) );
|
|
|
|
// check that the name is unique
|
|
ListBoxLines::iterator it = m_aLines.begin();
|
|
for ( ; it != m_aLines.end() && ( it->aName != _rPropertyData.sName ); ++it )
|
|
;
|
|
OSL_ENSURE( it == m_aLines.end(), "OBrowserListBox::InsertEntry: already have another line for this name!" );
|
|
|
|
ListBoxLine aNewLine( _rPropertyData.sName, pBrowserLine, _rPropertyData.xPropertyHandler );
|
|
sal_uInt16 nInsertPos = _nPos;
|
|
if ( _nPos >= m_aLines.size() )
|
|
{
|
|
nInsertPos = static_cast< sal_uInt16 >( m_aLines.size() );
|
|
m_aLines.push_back( aNewLine );
|
|
}
|
|
else
|
|
m_aLines.insert( m_aLines.begin() + _nPos, aNewLine );
|
|
|
|
pBrowserLine->SetTitleWidth(m_nTheNameSize);
|
|
if (m_bUpdate)
|
|
{
|
|
UpdateVScroll();
|
|
Invalidate();
|
|
}
|
|
|
|
// initialize the entry
|
|
ChangeEntry(_rPropertyData, nInsertPos);
|
|
|
|
// update the positions of possibly affected lines
|
|
sal_uInt16 nUpdatePos = nInsertPos;
|
|
while ( nUpdatePos < m_aLines.size() )
|
|
m_aOutOfDateLines.insert( nUpdatePos++ );
|
|
UpdatePosNSize( );
|
|
|
|
return nInsertPos;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
sal_Int32 OBrowserListBox::GetMinimumWidth()
|
|
{
|
|
return m_nTheNameSize + 2 * FRAME_OFFSET + (m_nRowHeight - 4) * 8;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
sal_Int32 OBrowserListBox::GetMinimumHeight()
|
|
{
|
|
// assume that we want to display 5 rows, at least
|
|
sal_Int32 nMinHeight = m_nRowHeight * 5;
|
|
|
|
if ( HasHelpSection() )
|
|
{
|
|
Size aHelpWindowDistance( LogicToPixel( Size( 0, LAYOUT_HELP_WINDOW_DISTANCE_APPFONT ), MAP_APPFONT ) );
|
|
nMinHeight += aHelpWindowDistance.Height();
|
|
|
|
nMinHeight += m_pHelpWindow->GetMinimalHeightPixel();
|
|
}
|
|
|
|
return nMinHeight;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::ShowEntry(sal_uInt16 _nPos)
|
|
{
|
|
if ( _nPos < m_aLines.size() )
|
|
{
|
|
sal_Int32 nThumbPos = m_aVScroll.GetThumbPos();
|
|
|
|
if (_nPos < nThumbPos)
|
|
MoveThumbTo(_nPos);
|
|
else
|
|
{
|
|
sal_Int32 nLines = CalcVisibleLines();
|
|
if (_nPos >= nThumbPos + nLines)
|
|
MoveThumbTo(_nPos - nLines + 1);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::MoveThumbTo(sal_Int32 _nNewThumbPos)
|
|
{
|
|
// disable painting to prevent flicker
|
|
m_aLinesPlayground.EnablePaint(sal_False);
|
|
|
|
sal_Int32 nDelta = _nNewThumbPos - m_aVScroll.GetThumbPos();
|
|
// adjust the scrollbar
|
|
m_aVScroll.SetThumbPos(_nNewThumbPos);
|
|
sal_Int32 nThumbPos = _nNewThumbPos;
|
|
|
|
m_nYOffset = -m_aVScroll.GetThumbPos() * m_nRowHeight;
|
|
|
|
sal_Int32 nLines = CalcVisibleLines();
|
|
sal_uInt16 nEnd = (sal_uInt16)(nThumbPos + nLines);
|
|
|
|
m_aLinesPlayground.Scroll(0, -nDelta * m_nRowHeight, SCROLL_CHILDREN);
|
|
|
|
if (1 == nDelta)
|
|
{
|
|
// TODO: what's the sense of this two PositionLines? Why not just one call?
|
|
PositionLine(nEnd-1);
|
|
PositionLine(nEnd);
|
|
}
|
|
else if (-1 == nDelta)
|
|
{
|
|
PositionLine((sal_uInt16)nThumbPos);
|
|
}
|
|
else if (0 != nDelta)
|
|
{
|
|
UpdatePlayGround();
|
|
}
|
|
|
|
m_aLinesPlayground.EnablePaint(sal_True);
|
|
m_aLinesPlayground.Invalidate(INVALIDATE_CHILDREN);
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
IMPL_LINK(OBrowserListBox, ScrollHdl, ScrollBar*, _pScrollBar )
|
|
{
|
|
DBG_ASSERT(_pScrollBar == &m_aVScroll, "OBrowserListBox::ScrollHdl: where does this come from?");
|
|
(void)_pScrollBar;
|
|
|
|
// disable painting to prevent flicker
|
|
m_aLinesPlayground.EnablePaint(sal_False);
|
|
|
|
sal_Int32 nThumbPos = m_aVScroll.GetThumbPos();
|
|
|
|
sal_Int32 nDelta = m_aVScroll.GetDelta();
|
|
m_nYOffset = -nThumbPos * m_nRowHeight;
|
|
|
|
sal_uInt16 nEnd = (sal_uInt16)(nThumbPos + CalcVisibleLines());
|
|
|
|
m_aLinesPlayground.Scroll(0, -nDelta * m_nRowHeight, SCROLL_CHILDREN);
|
|
|
|
if (1 == nDelta)
|
|
{
|
|
PositionLine(nEnd-1);
|
|
PositionLine(nEnd);
|
|
}
|
|
else if (nDelta==-1)
|
|
{
|
|
PositionLine((sal_uInt16)nThumbPos);
|
|
}
|
|
else if (nDelta!=0 || m_aVScroll.GetType() == SCROLL_DONTKNOW)
|
|
{
|
|
UpdatePlayGround();
|
|
}
|
|
|
|
m_aLinesPlayground.EnablePaint(sal_True);
|
|
return 0;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::buttonClicked( OBrowserLine* _pLine, sal_Bool _bPrimary )
|
|
{
|
|
DBG_ASSERT( _pLine, "OBrowserListBox::buttonClicked: invalid browser line!" );
|
|
if ( _pLine && m_pLineListener )
|
|
{
|
|
m_pLineListener->Clicked( _pLine->GetEntryName(), _bPrimary );
|
|
}
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::impl_setControlAsPropertyValue( const ListBoxLine& _rLine, const Any& _rPropertyValue )
|
|
{
|
|
Reference< XPropertyControl > xControl( _rLine.pLine->getControl() );
|
|
try
|
|
{
|
|
if ( _rPropertyValue.getValueType().equals( _rLine.pLine->getControl()->getValueType() ) )
|
|
{
|
|
xControl->setValue( _rPropertyValue );
|
|
}
|
|
else
|
|
{
|
|
#ifdef DBG_UTIL
|
|
if ( !_rLine.xHandler.is() )
|
|
{
|
|
::rtl::OString sMessage( "OBrowserListBox::impl_setControlAsPropertyValue: no handler -> no conversion (property: '" );
|
|
::rtl::OUString sPropertyName( _rLine.pLine->GetEntryName() );
|
|
sMessage += ::rtl::OString( sPropertyName.getStr(), sPropertyName.getLength(), RTL_TEXTENCODING_ASCII_US );
|
|
sMessage += ::rtl::OString( "')!" );
|
|
OSL_FAIL( sMessage.getStr() );
|
|
}
|
|
#endif
|
|
if ( _rLine.xHandler.is() )
|
|
{
|
|
Any aControlValue = _rLine.xHandler->convertToControlValue(
|
|
_rLine.pLine->GetEntryName(), _rPropertyValue, xControl->getValueType() );
|
|
xControl->setValue( aControlValue );
|
|
}
|
|
}
|
|
}
|
|
catch( const Exception& )
|
|
{
|
|
DBG_UNHANDLED_EXCEPTION();
|
|
}
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
Any OBrowserListBox::impl_getControlAsPropertyValue( const ListBoxLine& _rLine ) const
|
|
{
|
|
Reference< XPropertyControl > xControl( _rLine.pLine->getControl() );
|
|
Any aPropertyValue;
|
|
try
|
|
{
|
|
#ifdef DBG_UTIL
|
|
if ( !_rLine.xHandler.is() )
|
|
{
|
|
::rtl::OString sMessage( "OBrowserListBox::impl_getControlAsPropertyValue: no handler -> no conversion (property: '" );
|
|
::rtl::OUString sPropertyName( _rLine.pLine->GetEntryName() );
|
|
sMessage += ::rtl::OString( sPropertyName.getStr(), sPropertyName.getLength(), RTL_TEXTENCODING_ASCII_US );
|
|
sMessage += ::rtl::OString( "')!" );
|
|
OSL_FAIL( sMessage.getStr() );
|
|
}
|
|
#endif
|
|
if ( _rLine.xHandler.is() )
|
|
aPropertyValue = _rLine.xHandler->convertToPropertyValue( _rLine.pLine->GetEntryName(), xControl->getValue() );
|
|
else
|
|
aPropertyValue = xControl->getValue();
|
|
}
|
|
catch( const Exception& )
|
|
{
|
|
DBG_UNHANDLED_EXCEPTION();
|
|
}
|
|
return aPropertyValue;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
sal_uInt16 OBrowserListBox::impl_getControlPos( const Reference< XPropertyControl >& _rxControl ) const
|
|
{
|
|
for ( ListBoxLines::const_iterator search = m_aLines.begin(); search != m_aLines.end(); ++search )
|
|
if ( search->pLine->getControl().get() == _rxControl.get() )
|
|
return sal_uInt16( search - m_aLines.begin() );
|
|
|
|
OSL_FAIL( "OBrowserListBox::impl_getControlPos: invalid control - not part of any of our lines!" );
|
|
return (sal_uInt16)-1;
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
void SAL_CALL OBrowserListBox::focusGained( const Reference< XPropertyControl >& _rxControl ) throw (RuntimeException)
|
|
{
|
|
DBG_TESTSOLARMUTEX();
|
|
|
|
DBG_ASSERT( _rxControl.is(), "OBrowserListBox::focusGained: invalid event source!" );
|
|
if ( !_rxControl.is() )
|
|
return;
|
|
|
|
if ( m_pControlObserver )
|
|
m_pControlObserver->focusGained( _rxControl );
|
|
|
|
m_xActiveControl = _rxControl;
|
|
ShowEntry( impl_getControlPos( m_xActiveControl ) );
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
void SAL_CALL OBrowserListBox::valueChanged( const Reference< XPropertyControl >& _rxControl ) throw (RuntimeException)
|
|
{
|
|
DBG_TESTSOLARMUTEX();
|
|
|
|
DBG_ASSERT( _rxControl.is(), "OBrowserListBox::valueChanged: invalid event source!" );
|
|
if ( !_rxControl.is() )
|
|
return;
|
|
|
|
if ( m_pControlObserver )
|
|
m_pControlObserver->valueChanged( _rxControl );
|
|
|
|
if ( m_pLineListener )
|
|
{
|
|
const ListBoxLine& rLine = m_aLines[ impl_getControlPos( _rxControl ) ];
|
|
m_pLineListener->Commit(
|
|
rLine.pLine->GetEntryName(),
|
|
impl_getControlAsPropertyValue( rLine )
|
|
);
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------
|
|
void SAL_CALL OBrowserListBox::activateNextControl( const Reference< XPropertyControl >& _rxCurrentControl ) throw (RuntimeException)
|
|
{
|
|
DBG_TESTSOLARMUTEX();
|
|
|
|
sal_uInt16 nLine = impl_getControlPos( _rxCurrentControl );
|
|
|
|
// cycle forwards, 'til we've the next control which can grab the focus
|
|
++nLine;
|
|
while ( static_cast< size_t >( nLine ) < m_aLines.size() )
|
|
{
|
|
if ( m_aLines[nLine].pLine->GrabFocus() )
|
|
break;
|
|
++nLine;
|
|
}
|
|
|
|
// wrap around?
|
|
if ( ( static_cast< size_t >( nLine ) >= m_aLines.size() ) && ( m_aLines.size() > 0 ) )
|
|
m_aLines[0].pLine->GrabFocus();
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
namespace
|
|
{
|
|
//..............................................................
|
|
void lcl_implDisposeControl_nothrow( const Reference< XPropertyControl >& _rxControl )
|
|
{
|
|
if ( !_rxControl.is() )
|
|
return;
|
|
try
|
|
{
|
|
_rxControl->setControlContext( NULL );
|
|
Reference< XComponent > xControlComponent( _rxControl, UNO_QUERY );
|
|
if ( xControlComponent.is() )
|
|
xControlComponent->dispose();
|
|
}
|
|
catch( const Exception& )
|
|
{
|
|
DBG_UNHANDLED_EXCEPTION();
|
|
}
|
|
}
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::Clear()
|
|
{
|
|
for ( ListBoxLines::iterator loop = m_aLines.begin(); loop != m_aLines.end(); ++loop )
|
|
{
|
|
// hide the line
|
|
loop->pLine->Hide();
|
|
// reset the listener
|
|
lcl_implDisposeControl_nothrow( loop->pLine->getControl() );
|
|
}
|
|
|
|
clearContainer( m_aLines );
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
sal_Bool OBrowserListBox::RemoveEntry( const ::rtl::OUString& _rName )
|
|
{
|
|
sal_uInt16 nPos = 0;
|
|
ListBoxLines::iterator it = m_aLines.begin();
|
|
for ( ; it != m_aLines.end() && ( it->aName != _rName ); ++it, ++nPos )
|
|
;
|
|
|
|
if ( it == m_aLines.end() )
|
|
return sal_False;
|
|
|
|
m_aLines.erase( it );
|
|
m_aOutOfDateLines.erase( (sal_uInt16)m_aLines.size() );
|
|
|
|
// update the positions of possibly affected lines
|
|
while ( nPos < m_aLines.size() )
|
|
m_aOutOfDateLines.insert( nPos++ );
|
|
UpdatePosNSize( );
|
|
|
|
return sal_True;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
void OBrowserListBox::ChangeEntry( const OLineDescriptor& _rPropertyData, sal_uInt16 nPos )
|
|
{
|
|
OSL_PRECOND( _rPropertyData.Control.is(), "OBrowserListBox::ChangeEntry: invalid control!" );
|
|
if ( !_rPropertyData.Control.is() )
|
|
return;
|
|
|
|
if ( nPos == EDITOR_LIST_REPLACE_EXISTING )
|
|
nPos = GetPropertyPos( _rPropertyData.sName );
|
|
|
|
if ( nPos < m_aLines.size() )
|
|
{
|
|
Window* pRefWindow = NULL;
|
|
if ( nPos > 0 )
|
|
pRefWindow = m_aLines[nPos-1].pLine->GetRefWindow();
|
|
|
|
// the current line and control
|
|
ListBoxLine& rLine = m_aLines[nPos];
|
|
|
|
// the old control and some data about it
|
|
Reference< XPropertyControl > xControl = rLine.pLine->getControl();
|
|
Window* pControlWindow = rLine.pLine->getControlWindow();
|
|
Point aControlPos;
|
|
if ( pControlWindow )
|
|
aControlPos = pControlWindow->GetPosPixel();
|
|
|
|
// clean up the old control
|
|
lcl_implDisposeControl_nothrow( xControl );
|
|
|
|
// set the new control at the line
|
|
rLine.pLine->setControl( _rPropertyData.Control );
|
|
xControl = rLine.pLine->getControl();
|
|
|
|
if ( xControl.is() )
|
|
xControl->setControlContext( m_pControlContextImpl.get() );
|
|
|
|
// the initial property value
|
|
if ( _rPropertyData.bUnknownValue )
|
|
xControl->setValue( Any() );
|
|
else
|
|
impl_setControlAsPropertyValue( rLine, _rPropertyData.aValue );
|
|
|
|
rLine.pLine->SetTitle(_rPropertyData.DisplayName);
|
|
rLine.xHandler = _rPropertyData.xPropertyHandler;
|
|
|
|
sal_uInt16 nTextWidth = (sal_uInt16)m_aLinesPlayground.GetTextWidth(_rPropertyData.DisplayName);
|
|
if (m_nTheNameSize< nTextWidth)
|
|
m_nTheNameSize = nTextWidth;
|
|
|
|
if ( _rPropertyData.HasPrimaryButton )
|
|
{
|
|
if ( !_rPropertyData.PrimaryButtonImageURL.isEmpty() )
|
|
rLine.pLine->ShowBrowseButton( _rPropertyData.PrimaryButtonImageURL, true );
|
|
else if ( _rPropertyData.PrimaryButtonImage.is() )
|
|
rLine.pLine->ShowBrowseButton( Image( _rPropertyData.PrimaryButtonImage ), true );
|
|
else
|
|
rLine.pLine->ShowBrowseButton( true );
|
|
|
|
if ( _rPropertyData.HasSecondaryButton )
|
|
{
|
|
if ( !_rPropertyData.SecondaryButtonImageURL.isEmpty() )
|
|
rLine.pLine->ShowBrowseButton( _rPropertyData.SecondaryButtonImageURL, false );
|
|
else if ( _rPropertyData.SecondaryButtonImage.is() )
|
|
rLine.pLine->ShowBrowseButton( Image( _rPropertyData.SecondaryButtonImage ), false );
|
|
else
|
|
rLine.pLine->ShowBrowseButton( false );
|
|
}
|
|
else
|
|
rLine.pLine->HideBrowseButton( false );
|
|
|
|
rLine.pLine->SetClickListener( this );
|
|
}
|
|
else
|
|
{
|
|
rLine.pLine->HideBrowseButton( true );
|
|
rLine.pLine->HideBrowseButton( false );
|
|
}
|
|
|
|
DBG_ASSERT( ( _rPropertyData.IndentLevel == 0 ) || ( _rPropertyData.IndentLevel == 1 ),
|
|
"OBrowserListBox::ChangeEntry: unsupported indent level!" );
|
|
rLine.pLine->IndentTitle( _rPropertyData.IndentLevel > 0 );
|
|
|
|
if ( nPos > 0 )
|
|
rLine.pLine->SetTabOrder( pRefWindow, WINDOW_ZORDER_BEHIND );
|
|
else
|
|
rLine.pLine->SetTabOrder( pRefWindow, WINDOW_ZORDER_FIRST );
|
|
|
|
m_aOutOfDateLines.insert( nPos );
|
|
rLine.pLine->SetComponentHelpIds(
|
|
HelpIdUrl::getHelpId( _rPropertyData.HelpURL ),
|
|
rtl::OUStringToOString( _rPropertyData.PrimaryButtonId, RTL_TEXTENCODING_UTF8 ),
|
|
rtl::OUStringToOString( _rPropertyData.SecondaryButtonId, RTL_TEXTENCODING_UTF8 )
|
|
);
|
|
|
|
if ( _rPropertyData.bReadOnly )
|
|
{
|
|
rLine.pLine->SetReadOnly( true );
|
|
|
|
// user controls (i.e. the ones not provided by the usual
|
|
// XPropertyControlFactory) have no chance to know that they should be read-only,
|
|
// since XPropertyHandler::describePropertyLine does not transport this
|
|
// information.
|
|
// So, we manually switch this to read-only.
|
|
if ( xControl.is() && ( xControl->getControlType() == PropertyControlType::Unknown ) )
|
|
{
|
|
Edit* pControlWindowAsEdit = dynamic_cast< Edit* >( rLine.pLine->getControlWindow() );
|
|
if ( pControlWindowAsEdit )
|
|
pControlWindowAsEdit->SetReadOnly( sal_True );
|
|
else
|
|
pControlWindowAsEdit->Enable( sal_False );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
long OBrowserListBox::PreNotify( NotifyEvent& _rNEvt )
|
|
{
|
|
switch ( _rNEvt.GetType() )
|
|
{
|
|
case EVENT_KEYINPUT:
|
|
{
|
|
const KeyEvent* pKeyEvent = _rNEvt.GetKeyEvent();
|
|
if ( ( pKeyEvent->GetKeyCode().GetModifier() != 0 )
|
|
|| ( ( pKeyEvent->GetKeyCode().GetCode() != KEY_PAGEUP )
|
|
&& ( pKeyEvent->GetKeyCode().GetCode() != KEY_PAGEDOWN )
|
|
)
|
|
)
|
|
break;
|
|
|
|
long nScrollOffset = 0;
|
|
if ( m_aVScroll.IsVisible() )
|
|
{
|
|
if ( pKeyEvent->GetKeyCode().GetCode() == KEY_PAGEUP )
|
|
nScrollOffset = -m_aVScroll.GetPageSize();
|
|
else if ( pKeyEvent->GetKeyCode().GetCode() == KEY_PAGEDOWN )
|
|
nScrollOffset = m_aVScroll.GetPageSize();
|
|
}
|
|
|
|
if ( nScrollOffset )
|
|
{
|
|
long nNewThumbPos = m_aVScroll.GetThumbPos() + nScrollOffset;
|
|
nNewThumbPos = ::std::max( nNewThumbPos, m_aVScroll.GetRangeMin() );
|
|
nNewThumbPos = ::std::min( nNewThumbPos, m_aVScroll.GetRangeMax() );
|
|
m_aVScroll.DoScroll( nNewThumbPos );
|
|
nNewThumbPos = m_aVScroll.GetThumbPos();
|
|
|
|
sal_uInt16 nFocusControlPos = 0;
|
|
sal_uInt16 nActiveControlPos = impl_getControlPos( m_xActiveControl );
|
|
if ( nActiveControlPos < nNewThumbPos )
|
|
nFocusControlPos = (sal_uInt16)nNewThumbPos;
|
|
else if ( nActiveControlPos >= nNewThumbPos + CalcVisibleLines() )
|
|
nFocusControlPos = (sal_uInt16)nNewThumbPos + CalcVisibleLines() - 1;
|
|
if ( nFocusControlPos )
|
|
{
|
|
if ( nFocusControlPos < m_aLines.size() )
|
|
{
|
|
m_aLines[ nFocusControlPos ].pLine->GrabFocus();
|
|
}
|
|
else
|
|
OSL_FAIL( "OBrowserListBox::PreNotify: internal error, invalid focus control position!" );
|
|
}
|
|
}
|
|
|
|
return 1L;
|
|
// handled this. In particular, we also consume PageUp/Down events if we do not use them for scrolling,
|
|
// otherwise they would be used to scroll the document view, which does not sound like it is desired by
|
|
// the user.
|
|
}
|
|
}
|
|
return Control::PreNotify( _rNEvt );
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
long OBrowserListBox::Notify( NotifyEvent& _rNEvt )
|
|
{
|
|
switch ( _rNEvt.GetType() )
|
|
{
|
|
case EVENT_COMMAND:
|
|
{
|
|
const CommandEvent* pCommand = _rNEvt.GetCommandEvent();
|
|
if ( ( COMMAND_WHEEL == pCommand->GetCommand() )
|
|
|| ( COMMAND_STARTAUTOSCROLL == pCommand->GetCommand() )
|
|
|| ( COMMAND_AUTOSCROLL == pCommand->GetCommand() )
|
|
)
|
|
{
|
|
// interested in scroll events if we have a scrollbar
|
|
if ( m_aVScroll.IsVisible() )
|
|
{
|
|
HandleScrollCommand( *pCommand, NULL, &m_aVScroll );
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
return Control::Notify( _rNEvt );
|
|
}
|
|
|
|
//............................................................................
|
|
} // namespace pcr
|
|
//............................................................................
|
|
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|