office-gobmx/UnoControls/source/controls/statusindicator.cxx
2001-08-10 11:04:21 +00:00

609 lines
25 KiB
C++

/*************************************************************************
*
* $RCSfile: statusindicator.cxx,v $
*
* $Revision: 1.2 $
*
* last change: $Author: as $ $Date: 2001-08-10 12:04:17 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
//____________________________________________________________________________________________________________
// my own includes
//____________________________________________________________________________________________________________
#ifndef _UNOCONTROLS_STATUSINDICATOR_CTRL_HXX
#include "statusindicator.hxx"
#endif
//____________________________________________________________________________________________________________
// includes of other projects
//____________________________________________________________________________________________________________
#ifndef _COM_SUN_STAR_AWT_INVALIDATESTYLE_HPP_
#include <com/sun/star/awt/InvalidateStyle.hpp>
#endif
#ifndef _COM_SUN_STAR_AWT_WINDOWATTRIBUTE_HPP_
#include <com/sun/star/awt/WindowAttribute.hpp>
#endif
#ifndef _CPPUHELPER_TYPEPROVIDER_HXX_
#include <cppuhelper/typeprovider.hxx>
#endif
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
//____________________________________________________________________________________________________________
// includes of my project
//____________________________________________________________________________________________________________
#ifndef _UNOCONTROLS_PROGRESSBAR_CTRL_HXX
#include "progressbar.hxx"
#endif
//____________________________________________________________________________________________________________
// namespace
//____________________________________________________________________________________________________________
using namespace ::cppu ;
using namespace ::osl ;
using namespace ::rtl ;
using namespace ::com::sun::star::uno ;
using namespace ::com::sun::star::lang ;
using namespace ::com::sun::star::awt ;
using namespace ::com::sun::star::task ;
namespace unocontrols{
//____________________________________________________________________________________________________________
// construct/destruct
//____________________________________________________________________________________________________________
StatusIndicator::StatusIndicator( const Reference< XMultiServiceFactory >& xFactory )
: BaseContainerControl ( xFactory )
{
// Its not allowed to work with member in this method (refcounter !!!)
// But with a HACK (++refcount) its "OK" :-(
++m_refCount ;
// Create instances for fixedtext and progress ...
m_xText = Reference< XFixedText > ( xFactory->createInstance( OUString::createFromAscii( FIXEDTEXT_SERVICENAME ) ), UNO_QUERY );
m_xProgressBar = Reference< XProgressBar > ( xFactory->createInstance( OUString::createFromAscii( SERVICENAME_PROGRESSBAR ) ), UNO_QUERY );
// ... cast controls to Reference< XControl > and set model ...
// ( ProgressBar has no model !!! )
Reference< XControl > xTextControl ( m_xText , UNO_QUERY );
Reference< XControl > xProgressControl ( m_xProgressBar, UNO_QUERY );
xTextControl->setModel( Reference< XControlModel >( xFactory->createInstance( OUString::createFromAscii( FIXEDTEXT_MODELNAME ) ), UNO_QUERY ) );
// ... and add controls to basecontainercontrol!
addControl( OUString::createFromAscii( CONTROLNAME_TEXT ), xTextControl );
addControl( OUString::createFromAscii( CONTROLNAME_PROGRESSBAR ), xProgressControl );
// FixedText make it automaticly visible by himself ... but not the progressbar !!!
// it must be set explicitly
Reference< XWindow > xProgressWindow( m_xProgressBar, UNO_QUERY );
xProgressWindow->setVisible( sal_True );
// Reset to defaults !!!
// (progressbar take automaticly its own defaults)
m_xText->setText( OUString::createFromAscii( DEFAULT_TEXT ) );
--m_refCount ;
}
StatusIndicator::~StatusIndicator()
{
// Release all references
m_xText = Reference< XFixedText >();
m_xProgressBar = Reference< XProgressBar >();
}
//____________________________________________________________________________________________________________
// XInterface
//____________________________________________________________________________________________________________
Any SAL_CALL StatusIndicator::queryInterface( const Type& rType ) throw( RuntimeException )
{
// Attention:
// Don't use mutex or guard in this method!!! Is a method of XInterface.
Any aReturn ;
Reference< XInterface > xDelegator = BaseContainerControl::impl_getDelegator();
if ( xDelegator.is() == sal_True )
{
// If an delegator exist, forward question to his queryInterface.
// Delegator will ask his own queryAggregation!
aReturn = xDelegator->queryInterface( rType );
}
else
{
// If an delegator unknown, forward question to own queryAggregation.
aReturn = queryAggregation( rType );
}
return aReturn ;
}
//____________________________________________________________________________________________________________
// XInterface
//____________________________________________________________________________________________________________
void SAL_CALL StatusIndicator::acquire() throw( RuntimeException )
{
// Attention:
// Don't use mutex or guard in this method!!! Is a method of XInterface.
// Forward to baseclass
BaseControl::acquire();
}
//____________________________________________________________________________________________________________
// XInterface
//____________________________________________________________________________________________________________
void SAL_CALL StatusIndicator::release() throw( RuntimeException )
{
// Attention:
// Don't use mutex or guard in this method!!! Is a method of XInterface.
// Forward to baseclass
BaseControl::release();
}
//____________________________________________________________________________________________________________
// XTypeProvider
//____________________________________________________________________________________________________________
Sequence< Type > SAL_CALL StatusIndicator::getTypes() throw( RuntimeException )
{
// Optimize this method !
// We initialize a static variable only one time. And we don't must use a mutex at every call!
// For the first call; pTypeCollection is NULL - for the second call pTypeCollection is different from NULL!
static OTypeCollection* pTypeCollection = NULL ;
if ( pTypeCollection == NULL )
{
// Ready for multithreading; get global mutex for first call of this method only! see before
MutexGuard aGuard( Mutex::getGlobalMutex() );
// Control these pointer again ... it can be, that another instance will be faster then these!
if ( pTypeCollection == NULL )
{
// Create a static typecollection ...
static OTypeCollection aTypeCollection ( ::getCppuType(( const Reference< XLayoutConstrains >*)NULL ) ,
::getCppuType(( const Reference< XStatusIndicator >*)NULL ) ,
BaseContainerControl::getTypes()
);
// ... and set his address to static pointer!
pTypeCollection = &aTypeCollection ;
}
}
return pTypeCollection->getTypes();
}
//____________________________________________________________________________________________________________
// XAggregation
//____________________________________________________________________________________________________________
Any SAL_CALL StatusIndicator::queryAggregation( const Type& aType ) throw( RuntimeException )
{
// Ask for my own supported interfaces ...
// Attention: XTypeProvider and XInterface are supported by OComponentHelper!
Any aReturn ( ::cppu::queryInterface( aType ,
static_cast< XLayoutConstrains* > ( this ) ,
static_cast< XStatusIndicator* > ( this )
)
);
// If searched interface not supported by this class ...
if ( aReturn.hasValue() == sal_False )
{
// ... ask baseclasses.
aReturn = BaseControl::queryAggregation( aType );
}
return aReturn ;
}
//____________________________________________________________________________________________________________
// XStatusIndicator
//____________________________________________________________________________________________________________
void SAL_CALL StatusIndicator::start( const OUString& sText, sal_Int32 nRange ) throw( RuntimeException )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
// Initialize status controls with given values.
m_xText->setText( sText );
m_xProgressBar->setRange( 0, nRange );
// force repaint ... fixedtext has changed !
impl_recalcLayout ( WindowEvent(static_cast< OWeakObject* >(this),0,0,impl_getWidth(),impl_getHeight(),0,0,0,0) ) ;
}
//____________________________________________________________________________________________________________
// XStatusIndicator
//____________________________________________________________________________________________________________
void SAL_CALL StatusIndicator::end() throw( RuntimeException )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
// Clear values of status controls.
m_xText->setText( OUString() );
m_xProgressBar->setValue( 0 );
setVisible( sal_False );
}
//____________________________________________________________________________________________________________
// XStatusIndicator
//____________________________________________________________________________________________________________
void SAL_CALL StatusIndicator::setText( const OUString& sText ) throw( RuntimeException )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
// Take text on right control
m_xText->setText( sText );
}
//____________________________________________________________________________________________________________
// XStatusIndicator
//____________________________________________________________________________________________________________
void SAL_CALL StatusIndicator::setValue( sal_Int32 nValue ) throw( RuntimeException )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
// Take value on right control
m_xProgressBar->setValue( nValue );
}
//____________________________________________________________________________________________________________
// XStatusIndicator
//____________________________________________________________________________________________________________
void SAL_CALL StatusIndicator::reset() throw( RuntimeException )
{
// Ready for multithreading
MutexGuard aGuard( m_aMutex );
// Clear values of status controls.
// (Don't hide the window! User will reset current values ... but he will not finish using of indicator!)
m_xText->setText( OUString() );
m_xProgressBar->setValue( 0 );
}
//____________________________________________________________________________________________________________
// XLayoutConstrains
//____________________________________________________________________________________________________________
Size SAL_CALL StatusIndicator::getMinimumSize () throw( RuntimeException )
{
return Size (DEFAULT_WIDTH, DEFAULT_HEIGHT) ;
}
//____________________________________________________________________________________________________________
// XLayoutConstrains
//____________________________________________________________________________________________________________
Size SAL_CALL StatusIndicator::getPreferredSize () throw( RuntimeException )
{
// Ready for multithreading
ClearableMutexGuard aGuard ( m_aMutex ) ;
// get information about required place of child controls
Reference< XLayoutConstrains > xTextLayout ( m_xText, UNO_QUERY );
Size aTextSize = xTextLayout->getPreferredSize();
aGuard.clear () ;
// calc preferred size of status indicator
sal_Int32 nWidth = impl_getWidth() ;
sal_Int32 nHeight = (2*FREEBORDER)+aTextSize.Height ;
// norm to minimum
if ( nWidth<DEFAULT_WIDTH )
{
nWidth = DEFAULT_WIDTH ;
}
if ( nHeight<DEFAULT_HEIGHT )
{
nHeight = DEFAULT_HEIGHT ;
}
// return to caller
return Size ( nWidth, nHeight ) ;
}
//____________________________________________________________________________________________________________
// XLayoutConstrains
//____________________________________________________________________________________________________________
Size SAL_CALL StatusIndicator::calcAdjustedSize ( const Size& rNewSize ) throw( RuntimeException )
{
return getPreferredSize () ;
}
//____________________________________________________________________________________________________________
// XControl
//____________________________________________________________________________________________________________
void SAL_CALL StatusIndicator::createPeer ( const Reference< XToolkit > & rToolkit, const Reference< XWindowPeer > & rParent ) throw( RuntimeException )
{
if( getPeer().is() == sal_False )
{
BaseContainerControl::createPeer( rToolkit, rParent );
// If user forget to call "setPosSize()", we have still a correct size.
// And a "MinimumSize" IS A "MinimumSize"!
// We change not the position of control at this point.
Size aDefaultSize = getMinimumSize () ;
setPosSize ( 0, 0, aDefaultSize.Width, aDefaultSize.Height, PosSize::SIZE ) ;
}
}
//____________________________________________________________________________________________________________
// XControl
//____________________________________________________________________________________________________________
sal_Bool SAL_CALL StatusIndicator::setModel ( const Reference< XControlModel > & rModel ) throw( RuntimeException )
{
// We have no model.
return sal_False ;
}
//____________________________________________________________________________________________________________
// XControl
//____________________________________________________________________________________________________________
Reference< XControlModel > SAL_CALL StatusIndicator::getModel () throw( RuntimeException )
{
// We have no model.
// return (XControlModel*)this ;
return Reference< XControlModel > () ;
}
//____________________________________________________________________________________________________________
// XComponent
//____________________________________________________________________________________________________________
void SAL_CALL StatusIndicator::dispose () throw( RuntimeException )
{
// Ready for multithreading
MutexGuard aGuard ( m_aMutex ) ;
// "removeControl()" control the state of a reference
Reference< XControl > xTextControl ( m_xText , UNO_QUERY );
Reference< XControl > xProgressControl ( m_xProgressBar, UNO_QUERY );
removeControl( xTextControl );
removeControl( xProgressControl );
// do'nt use "...->clear ()" or "... = XFixedText ()"
// when other hold a reference at this object !!!
xTextControl->dispose();
xProgressControl->dispose();
BaseContainerControl::dispose();
}
//____________________________________________________________________________________________________________
// XWindow
//____________________________________________________________________________________________________________
void SAL_CALL StatusIndicator::setPosSize ( sal_Int32 nX, sal_Int32 nY, sal_Int32 nWidth, sal_Int32 nHeight, sal_Int16 nFlags ) throw( RuntimeException )
{
Rectangle aBasePosSize = getPosSize () ;
BaseContainerControl::setPosSize (nX, nY, nWidth, nHeight, nFlags) ;
// if position or size changed
if (
( nWidth != aBasePosSize.Width ) ||
( nHeight != aBasePosSize.Height)
)
{
// calc new layout for controls
impl_recalcLayout ( WindowEvent(static_cast< OWeakObject* >(this),0,0,nWidth,nHeight,0,0,0,0) ) ;
// clear background (!)
// [Childs was repainted in "recalcLayout" by setPosSize() automaticly!]
getPeer()->invalidate(2);
// and repaint the control
impl_paint ( 0, 0, impl_getGraphicsPeer() ) ;
}
}
//____________________________________________________________________________________________________________
// impl but public method to register service
//____________________________________________________________________________________________________________
const Sequence< OUString > StatusIndicator::impl_getStaticSupportedServiceNames()
{
MutexGuard aGuard( Mutex::getGlobalMutex() );
Sequence< OUString > seqServiceNames( 1 );
seqServiceNames.getArray() [0] = OUString::createFromAscii( SERVICENAME_STATUSINDICATOR );
return seqServiceNames ;
}
//____________________________________________________________________________________________________________
// impl but public method to register service
//____________________________________________________________________________________________________________
const OUString StatusIndicator::impl_getStaticImplementationName()
{
return OUString::createFromAscii( IMPLEMENTATIONNAME_STATUSINDICATOR );
}
//____________________________________________________________________________________________________________
// protected method
//____________________________________________________________________________________________________________
WindowDescriptor* StatusIndicator::impl_getWindowDescriptor( const Reference< XWindowPeer >& xParentPeer )
{
// - used from "createPeer()" to set the values of an ::com::sun::star::awt::WindowDescriptor !!!
// - if you will change the descriptor-values, you must override this virtuell function
// - the caller must release the memory for this dynamical descriptor !!!
WindowDescriptor* pDescriptor = new WindowDescriptor ;
pDescriptor->Type = WindowClass_SIMPLE ;
pDescriptor->WindowServiceName = OUString::createFromAscii( "floatingwindow" ) ;
pDescriptor->ParentIndex = -1 ;
pDescriptor->Parent = xParentPeer ;
pDescriptor->Bounds = getPosSize () ;
return pDescriptor ;
}
//____________________________________________________________________________________________________________
// protected method
//____________________________________________________________________________________________________________
void StatusIndicator::impl_paint ( sal_Int32 nX, sal_Int32 nY, const Reference< XGraphics > & rGraphics )
{
// This paint method ist not buffered !!
// Every request paint the completely control. ( but only, if peer exist )
if ( rGraphics.is () )
{
MutexGuard aGuard (m_aMutex) ;
// background = gray
Reference< XWindowPeer > xPeer( impl_getPeerWindow(), UNO_QUERY );
if( xPeer.is() == sal_True )
xPeer->setBackground( BACKGROUNDCOLOR );
// FixedText background = gray
Reference< XControl > xTextControl( m_xText, UNO_QUERY );
xPeer = xTextControl->getPeer();
if( xPeer.is() == sal_True )
xPeer->setBackground( BACKGROUNDCOLOR );
// Progress background = gray
xPeer = Reference< XWindowPeer >( m_xProgressBar, UNO_QUERY );
if( xPeer.is() == sal_True )
xPeer->setBackground( BACKGROUNDCOLOR );
// paint shadow border
rGraphics->setLineColor ( LINECOLOR_BRIGHT );
rGraphics->drawLine ( nX, nY, impl_getWidth(), nY );
rGraphics->drawLine ( nX, nY, nX , impl_getHeight() );
rGraphics->setLineColor ( LINECOLOR_SHADOW );
rGraphics->drawLine ( impl_getWidth()-1, impl_getHeight()-1, impl_getWidth()-1, nY );
rGraphics->drawLine ( impl_getWidth()-1, impl_getHeight()-1, nX , impl_getHeight()-1 );
}
}
//____________________________________________________________________________________________________________
// protected method
//____________________________________________________________________________________________________________
void StatusIndicator::impl_recalcLayout ( const WindowEvent& aEvent )
{
sal_Int32 nX_ProgressBar ;
sal_Int32 nY_ProgressBar ;
sal_Int32 nWidth_ProgressBar ;
sal_Int32 nHeight_ProgressBar ;
sal_Int32 nX_Text ;
sal_Int32 nY_Text ;
sal_Int32 nWidth_Text ;
sal_Int32 nHeight_Text ;
// Ready for multithreading
MutexGuard aGuard ( m_aMutex ) ;
// get information about required place of child controls
Size aWindowSize ( aEvent.Width, aEvent.Height );
Reference< XLayoutConstrains > xTextLayout ( m_xText, UNO_QUERY );
Size aTextSize = xTextLayout->getPreferredSize();
if( aWindowSize.Width < DEFAULT_WIDTH )
{
aWindowSize.Width = DEFAULT_WIDTH;
}
if( aWindowSize.Height < DEFAULT_HEIGHT )
{
aWindowSize.Height = DEFAULT_HEIGHT;
}
// calc position and size of child controls
nX_Text = FREEBORDER ;
nY_Text = FREEBORDER ;
nWidth_Text = aTextSize.Width ;
nHeight_Text = aTextSize.Height ;
nX_ProgressBar = nX_Text+nWidth_Text+FREEBORDER ;
nY_ProgressBar = nY_Text ;
nWidth_ProgressBar = aWindowSize.Width-nWidth_Text-(3*FREEBORDER) ;
nHeight_ProgressBar = nHeight_Text ;
// Set new position and size on all controls
Reference< XWindow > xTextWindow ( m_xText , UNO_QUERY );
Reference< XWindow > xProgressWindow ( m_xProgressBar, UNO_QUERY );
xTextWindow->setPosSize ( nX_Text , nY_Text , nWidth_Text , nHeight_Text , 15 ) ;
xProgressWindow->setPosSize ( nX_ProgressBar, nY_ProgressBar, nWidth_ProgressBar, nHeight_ProgressBar , 15 ) ;
}
//____________________________________________________________________________________________________________
// debug methods
//____________________________________________________________________________________________________________
#ifdef DEBUG
#endif // #ifdef DEBUG
} // namespace unocontrols