src/YQRadioButton.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQRadioButton.cc
  14
  15   Author:     Stefan Hundhammer <sh@suse.de>
  16
  17 /-*/
  18
  19 #define QT3_SUPPORT
  20
  21 #include <qradiobutton.h>
  22 #include <QMouseEvent>
  23 #include <q3boxlayout.h>
  24 #define y2log_component "qt-ui"
  25 #include <ycp/y2log.h>
  26
  27 #include "utf8.h"
  28 #include "YQUI.h"
  29 #include "YQApplication.h"
  30 #include "YEvent.h"
  31 #include "YQRadioButton.h"
  32 #include "YRadioButtonGroup.h"
  33 #include "YQSignalBlocker.h"
  34
  35 using std::string;
  36
  37 #define SPACING 8
  38
  39 // +----+----------------------------------+----+
  40 // |    |(o) RadioButtonlabel              |    |
  41 // +----+----------------------------------+----+
  42 // <----> SPACING                          <---->
  43
  44
  45
  46 YQRadioButton::YQRadioButton( YWidget *         parent,
  47                               const string &    label,
  48                               bool              checked )
  49     : Q3GroupBox( (QWidget *) (parent->widgetRep() ) )
  50     , YRadioButton( parent, label )
  51 {
  52     setWidgetRep( this );
  53     setFrameStyle( NoFrame );
  54
  55     QBoxLayout * layout = new QBoxLayout( this, QBoxLayout::LeftToRight );
  56
  57     _qt_radioButton = new QRadioButton( fromUTF8( label ), this );
  58
  59     layout->addSpacing( SPACING );
  60     layout->addWidget( _qt_radioButton );
  61     layout->addSpacing( SPACING );
  62     _qt_radioButton->setChecked( checked );
  63
  64     installEventFilter(this);
  65
  66     connect ( _qt_radioButton,  SIGNAL( toggled ( bool ) ),
  67               this,             SLOT  ( changed ( bool ) ) );
  68 }
  69
  70
  71 void
  72 YQRadioButton::setUseBoldFont( bool useBold )
  73 {
  74     _qt_radioButton->setFont( useBold ?
  75                               YQUI::yqApp()->boldFont() :
  76                               YQUI::yqApp()->currentFont() );
  77
  78     YRadioButton::setUseBoldFont( useBold );
  79 }
  80
  81
  82 int YQRadioButton::preferredWidth()
  83 {
  84     return 2 * SPACING + _qt_radioButton->sizeHint().width();
  85 }
  86
  87
  88 int YQRadioButton::preferredHeight()
  89 {
  90     return _qt_radioButton->sizeHint().height();
  91 }
  92
  93
  94 void YQRadioButton::setSize( int newWidth, int newHeight )
  95 {
  96     _qt_radioButton->resize( newWidth - 2*SPACING, newHeight );
  97     resize( newWidth, newHeight );
  98 }
  99
 100
 101 bool YQRadioButton::value()
 102 {
 103     return _qt_radioButton->isChecked();
 104 }
 105
 106
 107 void YQRadioButton::setValue( bool newValue )
 108 {
 109     YQSignalBlocker sigBlocker( _qt_radioButton );
 110
 111     _qt_radioButton->setChecked( newValue );
 112
 113     if ( newValue )
 114     {
 115         YRadioButtonGroup * group = buttonGroup();
 116
 117         if ( group )
 118             group->uncheckOtherButtons( this );
 119     }
 120 }
 121
 122
 123 void YQRadioButton::setLabel( const string & label )
 124 {
 125     _qt_radioButton->setText( fromUTF8( label ) );
 126     YRadioButton::setLabel( label );
 127 }
 128
 129
 130 void YQRadioButton::setEnabled( bool enabled )
 131 {
 132     _qt_radioButton->setEnabled( enabled );
 133     YWidget::setEnabled( enabled );
 134 }
 135
 136
 137 QRadioButton * YQRadioButton::getQtButton()
 138 {
 139     return _qt_radioButton;
 140 }
 141
 142
 143 bool YQRadioButton::setKeyboardFocus()
 144 {
 145     _qt_radioButton->setFocus();
 146
 147     return true;
 148 }
 149
 150
 151 // slots
 152
 153 void YQRadioButton::changed( bool newState )
 154 {
 155     if ( notify() && newState )
 156         YQUI::ui()->sendEvent( new YWidgetEvent( this, YEvent::ValueChanged ) );
 157 }
 158
 159
 160 bool YQRadioButton::eventFilter( QObject * obj, QEvent * event )
 161 {
 162     if ( event && event->type() == QEvent::MouseButtonRelease )
 163     {
 164         QMouseEvent * mouseEvent = dynamic_cast<QMouseEvent *> (event);
 165
 166         if ( mouseEvent && mouseEvent->button() == Qt::RightButton )
 167         {
 168              y2milestone( "Right click on button detected" );
 169              YQUI::ui()->maybeLeftHandedUser();
 170         }
 171     }
 172
 173     return QObject::eventFilter( obj, event );
 174 }
 175
 176
 177 #include "YQRadioButton.moc"