summaryrefslogtreecommitdiff
path: root/UnoControls/source/controls/progressbar.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'UnoControls/source/controls/progressbar.cxx')
-rw-r--r--UnoControls/source/controls/progressbar.cxx494
1 files changed, 494 insertions, 0 deletions
diff --git a/UnoControls/source/controls/progressbar.cxx b/UnoControls/source/controls/progressbar.cxx
new file mode 100644
index 000000000000..2ca79b4b425b
--- /dev/null
+++ b/UnoControls/source/controls/progressbar.cxx
@@ -0,0 +1,494 @@
+/* -*- 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.
+ *
+ ************************************************************************/
+//____________________________________________________________________________________________________________
+// my own includes
+//____________________________________________________________________________________________________________
+
+#include "progressbar.hxx"
+
+//____________________________________________________________________________________________________________
+// includes of other projects
+//____________________________________________________________________________________________________________
+#include <com/sun/star/awt/GradientStyle.hpp>
+#include <com/sun/star/awt/RasterOperation.hpp>
+#include <com/sun/star/awt/Gradient.hpp>
+#include <com/sun/star/awt/XGraphics.hpp>
+#include <tools/debug.hxx>
+#include <cppuhelper/typeprovider.hxx>
+
+#include <math.h>
+#include <limits.h>
+
+//____________________________________________________________________________________________________________
+// includes of my project
+//____________________________________________________________________________________________________________
+
+//____________________________________________________________________________________________________________
+// 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 ;
+
+namespace unocontrols{
+
+//____________________________________________________________________________________________________________
+// construct/destruct
+//____________________________________________________________________________________________________________
+
+ProgressBar::ProgressBar( const Reference< XMultiServiceFactory >& xFactory )
+ : BaseControl ( xFactory )
+ , m_bHorizontal ( PROGRESSBAR_DEFAULT_HORIZONTAL )
+ , m_aBlockSize ( PROGRESSBAR_DEFAULT_BLOCKDIMENSION )
+ , m_nForegroundColor ( PROGRESSBAR_DEFAULT_FOREGROUNDCOLOR )
+ , m_nBackgroundColor ( PROGRESSBAR_DEFAULT_BACKGROUNDCOLOR )
+ , m_nMinRange ( PROGRESSBAR_DEFAULT_MINRANGE )
+ , m_nMaxRange ( PROGRESSBAR_DEFAULT_MAXRANGE )
+ , m_nBlockValue ( PROGRESSBAR_DEFAULT_BLOCKVALUE )
+ , m_nValue ( PROGRESSBAR_DEFAULT_VALUE )
+{
+}
+
+ProgressBar::~ProgressBar()
+{
+}
+
+//____________________________________________________________________________________________________________
+// XInterface
+//____________________________________________________________________________________________________________
+
+Any SAL_CALL ProgressBar::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 > xDel = BaseControl::impl_getDelegator();
+ if ( xDel.is() )
+ {
+ // If an delegator exist, forward question to his queryInterface.
+ // Delegator will ask his own queryAggregation!
+ aReturn = xDel->queryInterface( rType );
+ }
+ else
+ {
+ // If an delegator unknown, forward question to own queryAggregation.
+ aReturn = queryAggregation( rType );
+ }
+
+ return aReturn ;
+}
+
+//____________________________________________________________________________________________________________
+// XInterface
+//____________________________________________________________________________________________________________
+
+void SAL_CALL ProgressBar::acquire() throw()
+{
+ // Attention:
+ // Don't use mutex or guard in this method!!! Is a method of XInterface.
+
+ // Forward to baseclass
+ BaseControl::acquire();
+}
+
+//____________________________________________________________________________________________________________
+// XInterface
+//____________________________________________________________________________________________________________
+
+void SAL_CALL ProgressBar::release() throw()
+{
+ // 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 ProgressBar::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< XControlModel >*) NULL ) ,
+ ::getCppuType(( const Reference< XProgressBar >*) NULL ) ,
+ BaseControl::getTypes()
+ );
+ // ... and set his address to static pointer!
+ pTypeCollection = &aTypeCollection ;
+ }
+ }
+
+ return pTypeCollection->getTypes();
+}
+
+//____________________________________________________________________________________________________________
+// XAggregation
+//____________________________________________________________________________________________________________
+
+Any SAL_CALL ProgressBar::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< XControlModel* > ( this ) ,
+ static_cast< XProgressBar* > ( this )
+ )
+ );
+
+ // If searched interface not supported by this class ...
+ if ( aReturn.hasValue() == sal_False )
+ {
+ // ... ask baseclasses.
+ aReturn = BaseControl::queryAggregation( aType );
+ }
+
+ return aReturn ;
+}
+
+//____________________________________________________________________________________________________________
+// XProgressBar
+//____________________________________________________________________________________________________________
+
+void SAL_CALL ProgressBar::setForegroundColor( sal_Int32 nColor ) throw( RuntimeException )
+{
+ // Ready for multithreading
+ MutexGuard aGuard (m_aMutex) ;
+
+ // Safe color for later use.
+ m_nForegroundColor = nColor ;
+
+ // Repaint control
+ impl_paint ( 0, 0, impl_getGraphicsPeer() ) ;
+}
+
+//____________________________________________________________________________________________________________
+// XProgressBar
+//____________________________________________________________________________________________________________
+
+void SAL_CALL ProgressBar::setBackgroundColor ( sal_Int32 nColor ) throw( RuntimeException )
+{
+ // Ready for multithreading
+ MutexGuard aGuard (m_aMutex) ;
+
+ // Safe color for later use.
+ m_nBackgroundColor = nColor ;
+
+ // Repaint control
+ impl_paint ( 0, 0, impl_getGraphicsPeer() ) ;
+}
+
+//____________________________________________________________________________________________________________
+// XProgressBar
+//____________________________________________________________________________________________________________
+
+void SAL_CALL ProgressBar::setValue ( sal_Int32 nValue ) throw( RuntimeException )
+{
+ // This method is defined for follow things:
+ // 1) Values >= _nMinRange
+ // 2) Values <= _nMaxRange
+
+ // Ready for multithreading
+ MutexGuard aGuard (m_aMutex) ;
+
+ // save impossible cases
+ // This method is only defined for valid values
+ DBG_ASSERT ( (( nValue >= m_nMinRange ) && ( nValue <= m_nMaxRange )), "ProgressBar::setValue()\nNot valid value.\n" ) ;
+
+ // If new value not valid ... do nothing in release version!
+ if (
+ ( nValue >= m_nMinRange ) &&
+ ( nValue <= m_nMaxRange )
+ )
+ {
+ // New value is ok => save this
+ m_nValue = nValue ;
+
+ // Repaint to display changes
+ impl_paint ( 0, 0, impl_getGraphicsPeer() ) ;
+ }
+}
+
+//____________________________________________________________________________________________________________
+// XProgressBar
+//____________________________________________________________________________________________________________
+
+void SAL_CALL ProgressBar::setRange ( sal_Int32 nMin, sal_Int32 nMax ) throw( RuntimeException )
+{
+ // This method is defined for follow things:
+ // 1) All values of sal_Int32
+ // 2) Min < Max
+ // 3) Min > Max
+
+ // save impossible cases
+ // This method is only defined for valid values
+ // If you ignore this, the release version wil produce an error "division by zero" in "ProgressBar::setValue()"!
+ DBG_ASSERT ( ( nMin != nMax ) , "ProgressBar::setRange()\nValues for MIN and MAX are the same. This is not allowed!\n" ) ;
+
+ // Ready for multithreading
+ MutexGuard aGuard (m_aMutex) ;
+
+ // control the values for min and max
+ if ( nMin < nMax )
+ {
+ // Take correct Min and Max
+ m_nMinRange = nMin ;
+ m_nMaxRange = nMax ;
+ }
+ else
+ {
+ // Change Min and Max automaticly
+ m_nMinRange = nMax ;
+ m_nMaxRange = nMin ;
+ }
+
+ // assure that m_nValue is within the range
+ if (!(m_nMinRange < m_nValue && m_nValue < m_nMaxRange))
+ m_nValue = m_nMinRange;
+
+ impl_recalcRange () ;
+
+ // Do not repaint the control at this place!!!
+ // An old "m_nValue" is set and can not be correct for this new range.
+ // Next call of "ProgressBar::setValue()" do this.
+}
+
+//____________________________________________________________________________________________________________
+// XProgressBar
+//____________________________________________________________________________________________________________
+
+sal_Int32 SAL_CALL ProgressBar::getValue () throw( RuntimeException )
+{
+ // Ready for multithreading
+ MutexGuard aGuard (m_aMutex) ;
+
+ return ( m_nValue ) ;
+}
+
+//____________________________________________________________________________________________________________
+// XWindow
+//____________________________________________________________________________________________________________
+
+void SAL_CALL ProgressBar::setPosSize (
+ sal_Int32 nX,
+ sal_Int32 nY,
+ sal_Int32 nWidth,
+ sal_Int32 nHeight,
+ sal_Int16 nFlags
+) throw( RuntimeException )
+{
+ // Take old size BEFORE you set the new values at baseclass!
+ // You will control changes. At the other way, the values are the same!
+ Rectangle aBasePosSize = getPosSize () ;
+ BaseControl::setPosSize (nX, nY, nWidth, nHeight, nFlags) ;
+
+ // Do only, if size has changed.
+ if (
+ ( nWidth != aBasePosSize.Width ) ||
+ ( nHeight != aBasePosSize.Height )
+ )
+ {
+ impl_recalcRange ( ) ;
+ impl_paint ( 0, 0, impl_getGraphicsPeer () ) ;
+ }
+}
+
+//____________________________________________________________________________________________________________
+// XControl
+//____________________________________________________________________________________________________________
+
+sal_Bool SAL_CALL ProgressBar::setModel( const Reference< XControlModel >& /*xModel*/ ) throw( RuntimeException )
+{
+ // A model is not possible for this control.
+ return sal_False ;
+}
+
+//____________________________________________________________________________________________________________
+// XControl
+//____________________________________________________________________________________________________________
+
+Reference< XControlModel > SAL_CALL ProgressBar::getModel() throw( RuntimeException )
+{
+ // A model is not possible for this control.
+ return Reference< XControlModel >();
+}
+
+//____________________________________________________________________________________________________________
+// impl but public method to register service
+//____________________________________________________________________________________________________________
+
+const Sequence< OUString > ProgressBar::impl_getStaticSupportedServiceNames()
+{
+ MutexGuard aGuard( Mutex::getGlobalMutex() );
+ Sequence< OUString > seqServiceNames( 1 );
+ seqServiceNames.getArray() [0] = OUString::createFromAscii( SERVICENAME_PROGRESSBAR );
+ return seqServiceNames ;
+}
+
+//____________________________________________________________________________________________________________
+// impl but public method to register service
+//____________________________________________________________________________________________________________
+
+const OUString ProgressBar::impl_getStaticImplementationName()
+{
+ return OUString::createFromAscii( IMPLEMENTATIONNAME_PROGRESSBAR );
+}
+
+//____________________________________________________________________________________________________________
+// protected method
+//____________________________________________________________________________________________________________
+
+void ProgressBar::impl_paint ( sal_Int32 nX, sal_Int32 nY, const Reference< XGraphics > & rGraphics )
+{
+ // save impossible cases
+ DBG_ASSERT ( rGraphics.is(), "ProgressBar::paint()\nCalled with invalid Reference< XGraphics > ." ) ;
+
+ // This paint method ist not buffered !!
+ // Every request paint the completely control. ( but only, if peer exist )
+ if ( rGraphics.is () )
+ {
+ MutexGuard aGuard (m_aMutex) ;
+
+ // Clear background
+ // (same color for line and fill)
+ rGraphics->setFillColor ( m_nBackgroundColor ) ;
+ rGraphics->setLineColor ( m_nBackgroundColor ) ;
+ rGraphics->drawRect ( nX, nY, impl_getWidth(), impl_getHeight() ) ;
+
+ // same color for line and fill for blocks
+ rGraphics->setFillColor ( m_nForegroundColor ) ;
+ rGraphics->setLineColor ( m_nForegroundColor ) ;
+
+ sal_Int32 nBlockStart = 0 ; // = left site of new block
+ sal_Int32 nBlockCount = m_nBlockValue!=0.00 ? (sal_Int32)((m_nValue-m_nMinRange)/m_nBlockValue) : 0 ; // = number of next block
+
+ // Draw horizontal progressbar
+ // decision in "recalcRange()"
+ if (m_bHorizontal)
+ {
+ // Step to left side of window
+ nBlockStart = nX ;
+
+ for ( sal_Int16 i=1; i<=nBlockCount; ++i )
+ {
+ // step free field
+ nBlockStart += PROGRESSBAR_FREESPACE ;
+ // paint block
+ rGraphics->drawRect (nBlockStart, nY+PROGRESSBAR_FREESPACE, m_aBlockSize.Width, m_aBlockSize.Height) ;
+ // step next free field
+ nBlockStart += m_aBlockSize.Width ;
+ }
+ }
+ // draw vertikal progressbar
+ // decision in "recalcRange()"
+ else
+ {
+ // step to bottom side of window
+ nBlockStart = nY+impl_getHeight() ;
+ nBlockStart -= m_aBlockSize.Height ;
+
+ for ( sal_Int16 i=1; i<=nBlockCount; ++i )
+ {
+ // step free field
+ nBlockStart -= PROGRESSBAR_FREESPACE ;
+ // paint block
+ rGraphics->drawRect (nX+PROGRESSBAR_FREESPACE, nBlockStart, m_aBlockSize.Width, m_aBlockSize.Height) ;
+ // step next free field
+ nBlockStart -= m_aBlockSize.Height;
+ }
+ }
+
+ // Paint shadow border around the progressbar
+ rGraphics->setLineColor ( PROGRESSBAR_LINECOLOR_SHADOW ) ;
+ rGraphics->drawLine ( nX, nY, impl_getWidth(), nY ) ;
+ rGraphics->drawLine ( nX, nY, nX , impl_getHeight() ) ;
+
+ rGraphics->setLineColor ( PROGRESSBAR_LINECOLOR_BRIGHT ) ;
+ 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 ProgressBar::impl_recalcRange ()
+{
+ MutexGuard aGuard (m_aMutex) ;
+
+ sal_Int32 nWindowWidth = impl_getWidth() ;
+ sal_Int32 nWindowHeight = impl_getHeight() ;
+ double fBlockHeight ;
+ double fBlockWidth ;
+ double fMaxBlocks ;
+
+ if( nWindowWidth > nWindowHeight )
+ {
+ m_bHorizontal = sal_True ;
+ fBlockHeight = (nWindowHeight-(2*PROGRESSBAR_FREESPACE)) ;
+ fBlockWidth = fBlockHeight ;
+ fMaxBlocks = nWindowWidth/(fBlockWidth+PROGRESSBAR_FREESPACE);
+ }
+ else
+ {
+ m_bHorizontal = sal_False ;
+ fBlockWidth = (nWindowWidth-(2*PROGRESSBAR_FREESPACE)) ;
+ fBlockHeight = fBlockWidth ;
+ fMaxBlocks = nWindowHeight/(fBlockHeight+PROGRESSBAR_FREESPACE);
+ }
+
+ double fRange = m_nMaxRange-m_nMinRange ;
+ double fBlockValue = fRange/fMaxBlocks ;
+
+ m_nBlockValue = fBlockValue ;
+ m_aBlockSize.Height = (sal_Int32)fBlockHeight;
+ m_aBlockSize.Width = (sal_Int32)fBlockWidth ;
+}
+
+} // namespace unocontrols
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */