libyui  3.0.10
/usr/src/RPM/BUILD/libyui-3.0.10/src/YMultiProgressMeter.cc
00001 /*
00002   Copyright (C) 2000-2012 Novell, Inc
00003   This library is free software; you can redistribute it and/or modify
00004   it under the terms of the GNU Lesser General Public License as
00005   published by the Free Software Foundation; either version 2.1 of the
00006   License, or (at your option) version 3.0 of the License. This library
00007   is distributed in the hope that it will be useful, but WITHOUT ANY
00008   WARRANTY; without even the implied warranty of MERCHANTABILITY or 
00009   FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
00010   License for more details. You should have received a copy of the GNU
00011   Lesser General Public License along with this library; if not, write
00012   to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
00013   Floor, Boston, MA 02110-1301 USA
00014 */
00015 
00016 
00017 /*-/
00018 
00019   File:         YMultiProgressMeter.cc
00020 
00021   Author:       Stefan Hundhammer <sh@suse.de>
00022 
00023 /-*/
00024 
00025 
00026 #define YUILogComponent "ui"
00027 #include "YUILog.h"
00028 
00029 #include "YUISymbols.h"
00030 #include "YMultiProgressMeter.h"
00031 
00032 
00033 struct YMultiProgressMeterPrivate
00034 {
00035     YMultiProgressMeterPrivate( YUIDimension                    dim,
00036                                 const std::vector<float> &      maxValues )
00037         : dim( dim )
00038         , maxValues( maxValues )
00039     {
00040         // Make currentValues as large as maxValues
00041         // and initialize each element with 0
00042         currentValues = std::vector<float>( maxValues.size(), 0.0 );
00043     }
00044 
00045 
00046     YUIDimension        dim;
00047     std::vector<float>  maxValues;
00048     std::vector<float>  currentValues;
00049 };
00050 
00051 
00052 
00053 
00054 YMultiProgressMeter::YMultiProgressMeter( YWidget *                     parent,
00055                                           YUIDimension                  dim,
00056                                           const std::vector<float> &    maxValues )
00057     : YWidget( parent )
00058     , priv( new YMultiProgressMeterPrivate( dim, maxValues ) )
00059 {
00060     YUI_CHECK_NEW( priv );
00061 
00062     setDefaultStretchable( YD_HORIZ, dim == YD_HORIZ );
00063     setDefaultStretchable( YD_VERT,  dim == YD_VERT  );
00064 }
00065 
00066 
00067 YMultiProgressMeter::~YMultiProgressMeter()
00068 {
00069     // NOP
00070 }
00071 
00072 
00073 YUIDimension
00074 YMultiProgressMeter::dimension() const
00075 {
00076     return priv->dim;
00077 }
00078 
00079 
00080 bool YMultiProgressMeter::horizontal() const
00081 {
00082     return priv->dim == YD_HORIZ;
00083 }
00084 
00085 
00086 bool YMultiProgressMeter::vertical() const
00087 {
00088     return priv->dim == YD_VERT;
00089 }
00090 
00091 
00092 int YMultiProgressMeter::segments() const
00093 {
00094     return (int) priv->maxValues.size();
00095 }
00096 
00097 
00098 float YMultiProgressMeter::maxValue( int segment ) const
00099 {
00100     YUI_CHECK_INDEX( segment, 0, (int) priv->maxValues.size() );
00101 
00102     return priv->maxValues[ segment ];
00103 }
00104 
00105 
00106 float YMultiProgressMeter::currentValue( int segment ) const
00107 {
00108     YUI_CHECK_INDEX( segment, 0, (int) priv->currentValues.size() );
00109 
00110     return priv->currentValues[ segment ];
00111 }
00112 
00113 
00114 void YMultiProgressMeter::setCurrentValue( int segment, float value )
00115 {
00116     YUI_CHECK_INDEX( segment, 0, (int) priv->currentValues.size() );
00117 
00118     if ( value < 0.0 )                  // Allow -1 etc. as marker values
00119         value = 0.0;
00120 
00121     if ( value > maxValue( segment ) ) // Don't complain (beware of rounding errors)
00122         value = maxValue( segment );
00123 
00124     priv->currentValues[ segment ] = value;
00125 }
00126 
00127 
00128 void YMultiProgressMeter::setCurrentValues( const std::vector<float> & values )
00129 {
00130     for ( int i=0; i < (int) values.size(); i++ )
00131     {
00132         setCurrentValue( i, values[i] );
00133     }
00134 
00135     doUpdate();
00136 }
00137 
00138 
00139 const YPropertySet &
00140 YMultiProgressMeter::propertySet()
00141 {
00142     static YPropertySet propSet;
00143 
00144     if ( propSet.isEmpty() )
00145     {
00146         /*
00147          * @property list<integer> Values the current values for all segments
00148          */
00149         propSet.add( YProperty( YUIProperty_Values,     YOtherProperty  ) );
00150         propSet.add( YWidget::propertySet() );
00151     }
00152 
00153     return propSet;
00154 }
00155 
00156 
00157 bool
00158 YMultiProgressMeter::setProperty( const std::string & propertyName, const YPropertyValue & val )
00159 {
00160     propertySet().check( propertyName, val.type() ); // throws exceptions if not found or type mismatch
00161 
00162     if ( propertyName == YUIProperty_Values )   return false; // need special processing
00163     else
00164     {
00165         YWidget::setProperty( propertyName, val );
00166     }
00167 
00168     return true; // success -- no special handling necessary
00169 }
00170 
00171 
00172 YPropertyValue
00173 YMultiProgressMeter::getProperty( const std::string & propertyName )
00174 {
00175     propertySet().check( propertyName ); // throws exceptions if not found
00176 
00177     if ( propertyName == YUIProperty_Values )   return YPropertyValue( YOtherProperty );
00178     else
00179     {
00180         return YWidget::getProperty( propertyName );
00181     }
00182 }
 All Classes Functions Variables Enumerations Friends