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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <basecontrol.hxx>
#include <multiplexer.hxx>
#include <com/sun/star/awt/XDevice.hpp>
#include <com/sun/star/awt/WindowAttribute.hpp>
#include <com/sun/star/awt/PosSize.hpp>
#include <com/sun/star/awt/Toolkit.hpp>
#include <cppuhelper/supportsservice.hxx>
#include <cppuhelper/queryinterface.hxx>
#include <cppuhelper/typeprovider.hxx>
// namespaces
using namespace ::cppu;
using namespace ::osl;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::awt;
namespace unocontrols {
constexpr sal_Int32 DEFAULT_X = 0;
constexpr sal_Int32 DEFAULT_Y = 0;
constexpr sal_Int32 DEFAULT_WIDTH = 100;
constexpr sal_Int32 DEFAULT_HEIGHT = 100;
constexpr bool DEFAULT_VISIBLE = false;
constexpr bool DEFAULT_INDESIGNMODE = false;
constexpr bool DEFAULT_ENABLE = true;
// construct/destruct
BaseControl::BaseControl( const Reference< XComponentContext >& rxContext )
: WeakComponentImplHelper ( m_aMutex )
, m_xComponentContext ( rxContext )
, m_nX ( DEFAULT_X )
, m_nY ( DEFAULT_Y )
, m_nWidth ( DEFAULT_WIDTH )
, m_nHeight ( DEFAULT_HEIGHT )
, m_bVisible ( DEFAULT_VISIBLE )
, m_bInDesignMode ( DEFAULT_INDESIGNMODE )
, m_bEnable ( DEFAULT_ENABLE )
{
}
BaseControl::~BaseControl()
{
}
// XInterface
Any SAL_CALL BaseControl::queryInterface( const Type& rType )
{
// Ask for my own supported interfaces ...
// Attention: XTypeProvider and XInterface are supported by WeakComponentImplHelper!
Any aReturn ( ::cppu::queryInterface( rType ,
static_cast< XPaintListener*> ( this ) ,
static_cast< XWindowListener*> ( this ) ,
static_cast< XView* > ( this ) ,
static_cast< XWindow* > ( this ) ,
static_cast< XServiceInfo* > ( this ) ,
static_cast< XControl* > ( this )
)
);
// If searched interface supported by this class ...
if ( aReturn.hasValue() )
{
// ... return this information.
return aReturn;
}
else
{
// Else; ... ask baseclass for interfaces!
return WeakComponentImplHelper::queryInterface( rType );
}
}
// XInterface
void SAL_CALL BaseControl::acquire() noexcept
{
// Attention:
// Don't use mutex or guard in this method!!! Is a method of XInterface.
// Forward to baseclass
WeakComponentImplHelper::acquire();
}
// XInterface
void SAL_CALL BaseControl::release() noexcept
{
// Attention:
// Don't use mutex or guard in this method!!! Is a method of XInterface.
// Forward to baseclass
WeakComponentImplHelper::release();
}
// XTypeProvider
Sequence< Type > SAL_CALL BaseControl::getTypes()
{
static OTypeCollection ourTypeCollection(
cppu::UnoType<XPaintListener>::get(),
cppu::UnoType<XWindowListener>::get(),
cppu::UnoType<XView>::get(),
cppu::UnoType<XWindow>::get(),
cppu::UnoType<XServiceInfo>::get(),
cppu::UnoType<XControl>::get(),
WeakComponentImplHelper::getTypes() );
return ourTypeCollection.getTypes();
}
// XTypeProvider
Sequence< sal_Int8 > SAL_CALL BaseControl::getImplementationId()
{
return css::uno::Sequence<sal_Int8>();
}
// XServiceInfo
OUString SAL_CALL BaseControl::getImplementationName()
{
return OUString();
}
// XServiceInfo
sal_Bool SAL_CALL BaseControl::supportsService( const OUString& sServiceName )
{
return cppu::supportsService(this, sServiceName);
}
// XServiceInfo
Sequence< OUString > SAL_CALL BaseControl::getSupportedServiceNames()
{
return Sequence< OUString >();
}
// XComponent
void SAL_CALL BaseControl::dispose()
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
if ( m_xMultiplexer.is() )
{
// to all other paint, focus, etc.
m_xMultiplexer->disposeAndClear();
m_xMultiplexer.clear();
}
// set the service manager to disposed
WeakComponentImplHelper::dispose();
// release context and peer
m_xContext.clear();
if ( m_xPeer.is() )
{
if ( m_xGraphicsPeer.is() )
{
removePaintListener( this );
removeWindowListener( this );
m_xGraphicsPeer.clear();
}
m_xPeer->dispose();
m_xPeerWindow.clear();
m_xPeer.clear();
if ( m_xMultiplexer.is() )
{
// take changes on multiplexer
m_xMultiplexer->setPeer( Reference< XWindow >() );
}
}
// release view
if ( m_xGraphicsView.is() )
{
m_xGraphicsView.clear();
}
}
// XComponent
void SAL_CALL BaseControl::addEventListener( const Reference< XEventListener >& xListener )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
WeakComponentImplHelper::addEventListener( xListener );
}
// XComponent
void SAL_CALL BaseControl::removeEventListener( const Reference< XEventListener >& xListener )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
WeakComponentImplHelper::removeEventListener( xListener );
}
// XControl
void SAL_CALL BaseControl::createPeer( const Reference< XToolkit >& xToolkit ,
const Reference< XWindowPeer >& xParentPeer )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
if ( m_xPeer.is() )
return;
// use method "BaseControl::getWindowDescriptor()" to change window attributes!
WindowDescriptor aDescriptor = impl_getWindowDescriptor( xParentPeer );
if ( m_bVisible )
{
aDescriptor.WindowAttributes |= WindowAttribute::SHOW;
}
// very slow under remote conditions!
// create the window on the server
Reference< XToolkit > xLocalToolkit = xToolkit;
if ( !xLocalToolkit.is() )
{
// but first create well known toolkit, if it not exist
xLocalToolkit.set( Toolkit::create(m_xComponentContext), UNO_QUERY_THROW );
}
m_xPeer = xLocalToolkit->createWindow( aDescriptor );
m_xPeerWindow.set( m_xPeer, UNO_QUERY );
if ( !m_xPeerWindow.is() )
return;
if ( m_xMultiplexer.is() )
{
m_xMultiplexer->setPeer( m_xPeerWindow );
}
// create new reference to xgraphics for painting on a peer
// and add a paint listener
Reference< XDevice > xDevice( m_xPeerWindow, UNO_QUERY );
if ( xDevice.is() )
{
m_xGraphicsPeer = xDevice->createGraphics();
}
if ( m_xGraphicsPeer.is() )
{
addPaintListener( this );
addWindowListener( this );
}
m_xPeerWindow->setPosSize( m_nX, m_nY, m_nWidth, m_nHeight, PosSize::POSSIZE );
m_xPeerWindow->setEnable( m_bEnable );
m_xPeerWindow->setVisible( m_bVisible && !m_bInDesignMode );
}
// XControl
void SAL_CALL BaseControl::setContext( const Reference< XInterface >& xContext )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
m_xContext = xContext;
}
// XControl
void SAL_CALL BaseControl::setDesignMode( sal_Bool bOn )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
m_bInDesignMode = bOn;
}
// XControl
Reference< XInterface > SAL_CALL BaseControl::getContext()
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
return m_xContext;
}
// XControl
Reference< XWindowPeer > SAL_CALL BaseControl::getPeer()
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
return m_xPeer;
}
// XControl
Reference< XView > SAL_CALL BaseControl::getView()
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
return this;
}
// XControl
sal_Bool SAL_CALL BaseControl::isDesignMode()
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
return m_bInDesignMode;
}
// XControl
sal_Bool SAL_CALL BaseControl::isTransparent()
{
return false;
}
// XWindow
void SAL_CALL BaseControl::setPosSize( sal_Int32 nX ,
sal_Int32 nY ,
sal_Int32 nWidth ,
sal_Int32 nHeight ,
sal_Int16 nFlags )
{
// - change size and position of window and save the values
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
bool bChanged = false;
if ( nFlags & PosSize::X )
{
bChanged |= m_nX != nX;
m_nX = nX;
}
if ( nFlags & PosSize::Y )
{
bChanged |= m_nY != nY;
m_nY = nY;
}
if ( nFlags & PosSize::WIDTH )
{
bChanged |= m_nWidth != nWidth;
m_nWidth = nWidth;
}
if ( nFlags & PosSize::HEIGHT )
{
bChanged |= m_nHeight != nHeight;
m_nHeight = nHeight;
}
if ( bChanged && m_xPeerWindow.is() )
{
m_xPeerWindow->setPosSize( m_nX, m_nY, m_nWidth, m_nHeight, nFlags );
}
}
// XWindow
void SAL_CALL BaseControl::setVisible( sal_Bool bVisible )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
// Set new state of flag
m_bVisible = bVisible;
if ( m_xPeerWindow.is() )
{
// Set it also on peerwindow
m_xPeerWindow->setVisible( m_bVisible );
}
}
// XWindow
void SAL_CALL BaseControl::setEnable( sal_Bool bEnable )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
// Set new state of flag
m_bEnable = bEnable;
if ( m_xPeerWindow.is() )
{
// Set it also on peerwindow
m_xPeerWindow->setEnable( m_bEnable );
}
}
// XWindow
void SAL_CALL BaseControl::setFocus()
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
if ( m_xPeerWindow.is() )
{
m_xPeerWindow->setFocus();
}
}
// XWindow
Rectangle SAL_CALL BaseControl::getPosSize()
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
return Rectangle( m_nX, m_nY , m_nWidth, m_nHeight );
}
// XWindow
void SAL_CALL BaseControl::addWindowListener( const Reference< XWindowListener >& xListener )
{
impl_getMultiplexer()->advise( cppu::UnoType<XWindowListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::addFocusListener( const Reference< XFocusListener >& xListener )
{
impl_getMultiplexer()->advise( cppu::UnoType<XFocusListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::addKeyListener( const Reference< XKeyListener >& xListener )
{
impl_getMultiplexer()->advise( cppu::UnoType<XKeyListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::addMouseListener( const Reference< XMouseListener >& xListener )
{
impl_getMultiplexer()->advise( cppu::UnoType<XMouseListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::addMouseMotionListener( const Reference< XMouseMotionListener >& xListener )
{
impl_getMultiplexer()->advise( cppu::UnoType<XMouseMotionListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::addPaintListener( const Reference< XPaintListener >& xListener )
{
impl_getMultiplexer()->advise( cppu::UnoType<XPaintListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::removeWindowListener( const Reference< XWindowListener >& xListener )
{
impl_getMultiplexer()->unadvise( cppu::UnoType<XWindowListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::removeFocusListener( const Reference< XFocusListener >& xListener )
{
impl_getMultiplexer()->unadvise( cppu::UnoType<XFocusListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::removeKeyListener( const Reference< XKeyListener >& xListener )
{
impl_getMultiplexer()->unadvise( cppu::UnoType<XKeyListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::removeMouseListener( const Reference< XMouseListener >& xListener )
{
impl_getMultiplexer()->unadvise( cppu::UnoType<XMouseListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::removeMouseMotionListener( const Reference< XMouseMotionListener >& xListener )
{
impl_getMultiplexer()->unadvise( cppu::UnoType<XMouseMotionListener>::get(), xListener );
}
// XWindow
void SAL_CALL BaseControl::removePaintListener( const Reference< XPaintListener >& xListener )
{
impl_getMultiplexer()->unadvise( cppu::UnoType<XPaintListener>::get(), xListener );
}
// XView
void SAL_CALL BaseControl::draw( sal_Int32 nX ,
sal_Int32 nY )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
// - paint to a view
// - use the method "paint()"
// - see also "windowPaint()"
impl_paint( nX, nY, m_xGraphicsView );
}
// XView
sal_Bool SAL_CALL BaseControl::setGraphics( const Reference< XGraphics >& xDevice )
{
// - set the graphics for a view
// - in this class exist 2 graphics-member ... one for peer[_xGraphicsPeer] and one for view[_xGraphicsView]
// - they are used by "windowPaint() and draw()", forwarded to "paint ()"
bool bReturn = false;
if ( xDevice.is() )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
m_xGraphicsView = xDevice;
bReturn = true;
}
return bReturn;
}
// XView
void SAL_CALL BaseControl::setZoom( float /*fZoomX*/ ,
float /*fZoomY*/ )
{
// Not implemented yet
}
// XView
Reference< XGraphics > SAL_CALL BaseControl::getGraphics()
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
return m_xGraphicsView;
}
// XView
Size SAL_CALL BaseControl::getSize()
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
return Size( m_nWidth, m_nHeight );
}
// XEventListener
void SAL_CALL BaseControl::disposing( const EventObject& /*aSource*/ )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
// - release ALL references
// - it must be !!!
if ( m_xGraphicsPeer.is() )
{
removePaintListener( this );
removeWindowListener( this );
m_xGraphicsPeer.clear();
}
if ( m_xGraphicsView.is() )
{
m_xGraphicsView.clear();
}
}
// XPaintListener
void SAL_CALL BaseControl::windowPaint( const PaintEvent& /*aEvent*/ )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
// - repaint the peer
// - use the method "paint ()" for painting on a peer and a print device !!!
// - see also "draw ()"
impl_paint( 0, 0, m_xGraphicsPeer );
}
// XWindowListener
void SAL_CALL BaseControl::windowResized( const WindowEvent& aEvent )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
m_nWidth = aEvent.Width;
m_nHeight = aEvent.Height;
WindowEvent aMappedEvent = aEvent;
aMappedEvent.X = 0;
aMappedEvent.Y = 0;
impl_recalcLayout( aMappedEvent );
}
// XWindowListener
void SAL_CALL BaseControl::windowMoved( const WindowEvent& aEvent )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
m_nWidth = aEvent.Width;
m_nHeight = aEvent.Height;
WindowEvent aMappedEvent = aEvent;
aMappedEvent.X = 0;
aMappedEvent.Y = 0;
impl_recalcLayout( aMappedEvent );
}
// XWindowListener
void SAL_CALL BaseControl::windowShown( const EventObject& /*aEvent*/ )
{
}
// XWindowListener
void SAL_CALL BaseControl::windowHidden( const EventObject& /*aEvent*/ )
{
}
// protected method
WindowDescriptor BaseControl::impl_getWindowDescriptor( const Reference< XWindowPeer >& xParentPeer )
{
// - used from "createPeer()" to set the values of a css::awt::WindowDescriptor !!!
// - if you will change the descriptor-values, you must override this virtual function
// - the caller must release the memory for this dynamical descriptor !!!
WindowDescriptor aDescriptor;
aDescriptor.Type = WindowClass_SIMPLE;
aDescriptor.WindowServiceName = "window";
aDescriptor.ParentIndex = -1;
aDescriptor.Parent = xParentPeer;
aDescriptor.Bounds = getPosSize ();
aDescriptor.WindowAttributes = 0;
return aDescriptor;
}
// protected method
void BaseControl::impl_paint( sal_Int32 /*nX*/ ,
sal_Int32 /*nY*/ ,
const Reference< XGraphics >& /*xGraphics*/ )
{
// - one paint method for peer AND view !!!
// (see also => "windowPaint()" and "draw()")
// - not used in this implementation, but it's not necessary to make it pure virtual !!!
}
// protected method
void BaseControl::impl_recalcLayout( const WindowEvent& /*aEvent*/ )
{
// We need as virtual function to support automatically resizing of derived controls!
// But we make it not pure virtual because it's not necessary for all derived classes!
}
// private method
OMRCListenerMultiplexerHelper* BaseControl::impl_getMultiplexer()
{
if ( !m_xMultiplexer.is() )
{
m_xMultiplexer = new OMRCListenerMultiplexerHelper( static_cast<XWindow*>(this), m_xPeerWindow );
}
return m_xMultiplexer.get();
}
} // namespace unocontrols
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|