src/YQLogView.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQLogView.cc
  14
  15   Author:     Stefan Hundhammer <sh@suse.de>
  16
  17 /-*/
  18
  19
  20 #include <qlabel.h>
  21 #include <qstyle.h>
  22 #include <QVBoxLayout>
  23 #define y2log_component "qt-ui"
  24 #include <ycp/y2log.h>
  25
  26 using std::max;
  27
  28 #include "utf8.h"
  29 #include "YQUI.h"
  30 #include "YQLogView.h"
  31 #include "YQWidgetCaption.h"
  32
  33
  34 YQLogView::YQLogView( YWidget *         parent,
  35                       const string &    label,
  36                       int               visibleLines,
  37                       int               maxLines )
  38     : QFrame( (QWidget *) parent->widgetRep() )
  39     , YLogView( parent, label, visibleLines, maxLines )
  40 {
  41     setWidgetRep( this );
  42     QVBoxLayout* layout = new QVBoxLayout( this );
  43     setLayout( layout );
  44
  45     layout->setSpacing( YQWidgetSpacing );
  46     layout->setMargin( YQWidgetMargin );
  47
  48     _caption = new YQWidgetCaption( this, label );
  49     YUI_CHECK_NEW( _caption );
  50     layout->addWidget( _caption );
  51
  52     _qt_text = new Q3MultiLineEdit( this );
  53     YUI_CHECK_NEW( _qt_text );
  54     layout->addWidget( _qt_text );
  55
  56     _qt_text->setReadOnly( true );
  57     _qt_text->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding ) );
  58
  59     _caption->setBuddy( _qt_text );
  60 }
  61
  62
  63 YQLogView::~YQLogView()
  64 {
  65     // NOP
  66 }
  67
  68
  69 void
  70 YQLogView::displayLogText( const string & text )
  71 {
  72     _qt_text->setText( fromUTF8( text ) );
  73     _qt_text->scrollToBottom();
  74 }
  75
  76
  77 void
  78 YQLogView::setLabel( const string & label )
  79 {
  80     _caption->setText( label );
  81     YLogView::setLabel( label );
  82 }
  83
  84
  85
  86 void
  87 YQLogView::setEnabled( bool enabled )
  88 {
  89     _caption->setEnabled( enabled );
  90     _qt_text->setEnabled( enabled );
  91     YWidget::setEnabled( enabled );
  92 }
  93
  94
  95 int
  96 YQLogView::preferredWidth()
  97 {
  98     return max( 50, sizeHint().width() );
  99 }
 100
 101
 102 int
 103 YQLogView::preferredHeight()
 104 {
 105     int hintHeight       = visibleLines() * _qt_text->fontMetrics().lineSpacing();
 106     hintHeight          += _qt_text->style()->pixelMetric( QStyle::PM_ScrollBarExtent );
 107     hintHeight          += _qt_text->frameWidth() * 2;
 108
 109     if ( !_caption->isHidden() )
 110         hintHeight      +=  _caption->sizeHint().height();
 111
 112     return max( 80, hintHeight );
 113 }
 114
 115
 116 void
 117 YQLogView::setSize( int newWidth, int newHeight )
 118 {
 119     resize( newWidth, newHeight );
 120 }
 121
 122
 123 bool
 124 YQLogView::setKeyboardFocus()
 125 {
 126     _qt_text->setFocus();
 127
 128     return true;
 129 }
 130
 131
 132
 133 #include "YQLogView.moc"
 134