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