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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _EXTENSIONS_PROPCTRLR_COMMONCONTROL_HXX_
#define _EXTENSIONS_PROPCTRLR_COMMONCONTROL_HXX_
/** === begin UNO includes === **/
#include <com/sun/star/inspection/XPropertyControl.hpp>
#include <com/sun/star/lang/DisposedException.hpp>
/** === end UNO includes === **/
#include <cppuhelper/compbase1.hxx>
#include <comphelper/broadcasthelper.hxx>
#include <tools/link.hxx>
#include <vcl/window.hxx>
class NotifyEvent;
//............................................................................
namespace pcr
{
//............................................................................
class ControlHelper;
//========================================================================
//= ControlWindow
//========================================================================
template< class WINDOW >
class ControlWindow : public WINDOW
{
protected:
typedef WINDOW WindowType;
protected:
ControlHelper* m_pHelper;
public:
ControlWindow( Window* _pParent, WinBits _nStyle )
:WindowType( _pParent, _nStyle )
,m_pHelper( NULL )
{
}
/// sets a ControlHelper instance which some functionality is delegated to
inline virtual void setControlHelper( ControlHelper& _rControlHelper );
protected:
// Window overridables
inline virtual long PreNotify( NotifyEvent& rNEvt );
};
//========================================================================
//= IModifyListener
//========================================================================
class SAL_NO_VTABLE IModifyListener
{
public:
virtual void modified() = 0;
};
//========================================================================
//= ControlHelper
//========================================================================
/** A helper class for implementing the <type scope="com::sun::star::inspection">XPropertyControl</type>
or one of its derived interfaces.
This class is intended to be held as member of another class which implements the
<type scope="com::sun::star::inspection">XPropertyControl</type> interface. The pointer
to this interface is to be passed to the ctor.
*/
class ControlHelper
{
private:
Window* m_pControlWindow;
sal_Int16 m_nControlType;
::com::sun::star::uno::Reference< ::com::sun::star::inspection::XPropertyControlContext >
m_xContext;
::com::sun::star::inspection::XPropertyControl&
m_rAntiImpl;
IModifyListener* m_pModifyListener;
sal_Bool m_bModified;
public:
/** creates the instance
@param _rControlWindow
the window which is associated with the <type scope="com::sun::star::inspection">XPropertyControl</type>.
Must not be <NULL/>.<br/>
Ownership for this window is taken by the ControlHelper - it will be deleted in <member>disposing</member>.
@param _nControlType
the type of the control - one of the <type scope="com::sun::star::inspection">PropertyControlType</type>
constants
@param _pAntiImpl
Reference to the instance as whose "impl-class" we act. This reference is held during lifetime
of the <type>ControlHelper</type> class, within acquiring it. Thus, the owner of the
<type>ControlHelper</type> is responsible for assuring the lifetime of the instance
pointed to by <arg>_pAntiImpl</arg>.
@param _pModifyListener
a listener to be modfied when the user modified the control's value. the
<member>IModifyListener::modified</member> of this listener is called from within our
ModifiedHdl. A default implementation of <member>IModifyListener::modified</member>
would just call our <member>setModified</member>.
*/
ControlHelper(
Window* _pControlWindow,
sal_Int16 _nControlType,
::com::sun::star::inspection::XPropertyControl& _rAntiImpl,
IModifyListener* _pModifyListener );
virtual ~ControlHelper();
/** sets our "modified" flag to <TRUE/>
*/
inline void setModified() { m_bModified = sal_True; }
inline Window* getVclControlWindow() { return m_pControlWindow; }
inline const Window* getVclControlWindow() const { return m_pControlWindow; }
public:
// XPropertyControl
::sal_Int16 SAL_CALL getControlType() throw (::com::sun::star::uno::RuntimeException);
::com::sun::star::uno::Reference< ::com::sun::star::inspection::XPropertyControlContext > SAL_CALL getControlContext() throw (::com::sun::star::uno::RuntimeException);
void SAL_CALL setControlContext( const ::com::sun::star::uno::Reference< ::com::sun::star::inspection::XPropertyControlContext >& _controlcontext ) throw (::com::sun::star::uno::RuntimeException);
::com::sun::star::uno::Reference< ::com::sun::star::awt::XWindow > SAL_CALL getControlWindow() throw (::com::sun::star::uno::RuntimeException);
::sal_Bool SAL_CALL isModified( ) throw (::com::sun::star::uno::RuntimeException);
void SAL_CALL notifyModifiedValue( ) throw (::com::sun::star::uno::RuntimeException);
// XComponent
virtual void SAL_CALL dispose();
/** (fail-safe) wrapper around calling our context's activateNextControl
*/
inline void activateNextControl() const { impl_activateNextControl_nothrow(); }
public:
/// may be used to implement the default handling in PreNotify; returns sal_True if handled
bool handlePreNotify(NotifyEvent& _rNEvt);
/// automatically size the window given in the ctor
void autoSizeWindow();
/// may be used by derived classes, they forward the event to the PropCtrListener
DECL_LINK( ModifiedHdl, Window* );
DECL_LINK( GetFocusHdl, Window* );
DECL_LINK( LoseFocusHdl, Window* );
private:
/** fail-safe wrapper around calling our context's activateNextControl
*/
void impl_activateNextControl_nothrow() const;
};
//========================================================================
//= CommonBehaviourControl
//========================================================================
/** implements a base class for <type scope="com::sun::star::inspection">XPropertyControl</type>
implementations, which delegates the generic functionality of this interface to a
<type>ControlHelper</type> member.
@param CONTROL_INTERFACE
an interface class which is derived from (or identical to) <type scope="com::sun::star::inspection">XPropertyControl</type>
@param CONTROL_WINDOW
a class which is derived from ControlWindow
*/
template < class CONTROL_INTERFACE, class CONTROL_WINDOW >
class CommonBehaviourControl :public ::comphelper::OBaseMutex
,public ::cppu::WeakComponentImplHelper1< CONTROL_INTERFACE >
,public IModifyListener
{
protected:
typedef CONTROL_INTERFACE InterfaceType;
typedef CONTROL_WINDOW WindowType;
typedef ::comphelper::OBaseMutex MutexBaseClass;
typedef ::cppu::WeakComponentImplHelper1< CONTROL_INTERFACE > ComponentBaseClass;
protected:
ControlHelper m_aImplControl;
protected:
inline CommonBehaviourControl( sal_Int16 _nControlType, Window* _pParentWindow, WinBits _nWindowStyle, bool _bDoSetHandlers = true );
// XPropertyControl - delegated to ->m_aImplControl
inline ::sal_Int16 SAL_CALL getControlType() throw (::com::sun::star::uno::RuntimeException);
inline ::com::sun::star::uno::Reference< ::com::sun::star::inspection::XPropertyControlContext > SAL_CALL getControlContext() throw (::com::sun::star::uno::RuntimeException);
inline void SAL_CALL setControlContext( const ::com::sun::star::uno::Reference< ::com::sun::star::inspection::XPropertyControlContext >& _controlcontext ) throw (::com::sun::star::uno::RuntimeException);
inline ::com::sun::star::uno::Reference< ::com::sun::star::awt::XWindow > SAL_CALL getControlWindow() throw (::com::sun::star::uno::RuntimeException);
inline ::sal_Bool SAL_CALL isModified( ) throw (::com::sun::star::uno::RuntimeException);
inline void SAL_CALL notifyModifiedValue( ) throw (::com::sun::star::uno::RuntimeException);
// XComponent
inline virtual void SAL_CALL disposing();
// IModifyListener
inline virtual void modified();
/// returns a typed pointer to our control window
WindowType* getTypedControlWindow() { return static_cast< WindowType* > ( m_aImplControl.getVclControlWindow() ); }
const WindowType* getTypedControlWindow() const { return static_cast< const WindowType* >( m_aImplControl.getVclControlWindow() ); }
protected:
/** checks whether the instance is already disposed
@throws DisposedException
if the instance is already disposed
*/
inline void impl_checkDisposed_throw();
};
//========================================================================
//= ControlWindow - implementation
//========================================================================
//------------------------------------------------------------------------
template< class WINDOW >
inline void ControlWindow< WINDOW >::setControlHelper( ControlHelper& _rControlHelper )
{
m_pHelper = &_rControlHelper;
}
//------------------------------------------------------------------------
template< class WINDOW >
inline long ControlWindow< WINDOW >::PreNotify( NotifyEvent& rNEvt )
{
if ( m_pHelper && m_pHelper->handlePreNotify( rNEvt ) )
return 1;
return WindowType::PreNotify( rNEvt );
}
//========================================================================
//= CommonBehaviourControl - implementation
//========================================================================
//------------------------------------------------------------------------
template< class CONTROL_INTERFACE, class CONTROL_WINDOW >
inline CommonBehaviourControl< CONTROL_INTERFACE, CONTROL_WINDOW >::CommonBehaviourControl ( sal_Int16 _nControlType, Window* _pParentWindow, WinBits _nWindowStyle, bool _bDoSetHandlers )
:ComponentBaseClass( m_aMutex )
,m_aImplControl( new WindowType( _pParentWindow, _nWindowStyle ), _nControlType, *this, this )
{
WindowType* pControlWindow( getTypedControlWindow() );
pControlWindow->setControlHelper( m_aImplControl );
if ( _bDoSetHandlers )
{
pControlWindow->SetModifyHdl( LINK( &m_aImplControl, ControlHelper, ModifiedHdl ) );
pControlWindow->SetGetFocusHdl( LINK( &m_aImplControl, ControlHelper, GetFocusHdl ) );
pControlWindow->SetLoseFocusHdl( LINK( &m_aImplControl, ControlHelper, LoseFocusHdl ) );
}
m_aImplControl.autoSizeWindow();
}
//--------------------------------------------------------------------
template< class CONTROL_INTERFACE, class CONTROL_WINDOW >
inline ::sal_Int16 SAL_CALL CommonBehaviourControl< CONTROL_INTERFACE, CONTROL_WINDOW >::getControlType() throw (::com::sun::star::uno::RuntimeException)
{
return m_aImplControl.getControlType();
}
//--------------------------------------------------------------------
template< class CONTROL_INTERFACE, class CONTROL_WINDOW >
inline ::com::sun::star::uno::Reference< ::com::sun::star::inspection::XPropertyControlContext > SAL_CALL CommonBehaviourControl< CONTROL_INTERFACE, CONTROL_WINDOW >::getControlContext() throw (::com::sun::star::uno::RuntimeException)
{
return m_aImplControl.getControlContext();
}
//--------------------------------------------------------------------
template< class CONTROL_INTERFACE, class CONTROL_WINDOW >
inline void SAL_CALL CommonBehaviourControl< CONTROL_INTERFACE, CONTROL_WINDOW >::setControlContext( const ::com::sun::star::uno::Reference< ::com::sun::star::inspection::XPropertyControlContext >& _controlcontext ) throw (::com::sun::star::uno::RuntimeException)
{
m_aImplControl.setControlContext( _controlcontext );
}
//--------------------------------------------------------------------
template< class CONTROL_INTERFACE, class CONTROL_WINDOW >
inline ::com::sun::star::uno::Reference< ::com::sun::star::awt::XWindow > SAL_CALL CommonBehaviourControl< CONTROL_INTERFACE, CONTROL_WINDOW >::getControlWindow() throw (::com::sun::star::uno::RuntimeException)
{
return m_aImplControl.getControlWindow();
}
//--------------------------------------------------------------------
template< class CONTROL_INTERFACE, class CONTROL_WINDOW >
inline ::sal_Bool SAL_CALL CommonBehaviourControl< CONTROL_INTERFACE, CONTROL_WINDOW >::isModified( ) throw (::com::sun::star::uno::RuntimeException)
{
return m_aImplControl.isModified();
}
//--------------------------------------------------------------------
template< class CONTROL_INTERFACE, class CONTROL_WINDOW >
inline void SAL_CALL CommonBehaviourControl< CONTROL_INTERFACE, CONTROL_WINDOW >::notifyModifiedValue( ) throw (::com::sun::star::uno::RuntimeException)
{
m_aImplControl.notifyModifiedValue();
}
//--------------------------------------------------------------------
template< class CONTROL_INTERFACE, class CONTROL_WINDOW >
inline void SAL_CALL CommonBehaviourControl< CONTROL_INTERFACE, CONTROL_WINDOW >::disposing()
{
m_aImplControl.dispose();
}
//--------------------------------------------------------------------
template< class CONTROL_INTERFACE, class CONTROL_WINDOW >
inline void CommonBehaviourControl< CONTROL_INTERFACE, CONTROL_WINDOW >::modified()
{
m_aImplControl.setModified();
}
//--------------------------------------------------------------------
template< class CONTROL_INTERFACE, class CONTROL_WINDOW >
inline void CommonBehaviourControl< CONTROL_INTERFACE, CONTROL_WINDOW >::impl_checkDisposed_throw()
{
if ( ComponentBaseClass::rBHelper.bDisposed )
throw ::com::sun::star::lang::DisposedException( ::rtl::OUString(), *this );
}
//............................................................................
} // namespace pcr
//............................................................................
#endif // _EXTENSIONS_PROPCTRLR_COMMONCONTROL_HXX_
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
