src/panels/information/commentwidget.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2008 by Sebastian Trueg <trueg@kde.org>                 *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #include "commentwidget.h"
  21 #include "commenteditwidget.h"
  22
  23 #include <QtGui/QLabel>
  24 #include <QtGui/QTextEdit>
  25 #include <QtGui/QLayout>
  26 #include <QtGui/QCursor>
  27 #include <QtGui/QScrollArea>
  28 #include <QtCore/QEvent>
  29
  30 #include <KLocale>
  31
  32
  33 class CommentWidget::Private
  34 {
  35 public:
  36     Private( CommentWidget* parent )
  37         : q( parent ) {
  38     }
  39
  40     void update();
  41     void _k_slotEnableEditing();
  42
  43     QLabel* commentLabel;
  44     QScrollArea* scrollArea;
  45     QLabel* commentLink;
  46     CommentEditWidget* edit;
  47
  48     QString comment;
  49
  50 private:
  51     CommentWidget* q;
  52 };
  53
  54
  55 void CommentWidget::Private::update()
  56 {
  57     commentLabel->setText( comment );
  58     if ( comment.isEmpty() ) {
  59         scrollArea->hide();
  60         commentLink->setText( "<p align=center><a style=\"font-size:small;\" href=\"addComment\">" + i18nc( "@label", "Add Comment..." ) + "</a>" );
  61     }
  62     else {
  63         scrollArea->show();
  64         commentLink->setText( "<p align=center><a style=\"font-size:small;\" href=\"addComment\">" + i18nc( "@label", "Change Comment..." ) + "</a>" );
  65     }
  66 }
  67
  68
  69 void CommentWidget::Private::_k_slotEnableEditing()
  70 {
  71     CommentEditWidget w;
  72     w.setComment( comment );
  73     if ( w.exec( QCursor::pos() ) ) {
  74         comment = w.comment();
  75         update();
  76         emit q->commentChanged( comment );
  77     }
  78 }
  79
  80
  81
  82 CommentWidget::CommentWidget( QWidget* parent )
  83     : QWidget( parent ),
  84       d( new Private( this ) )
  85 {
  86     d->commentLabel = new QLabel( this );
  87     d->commentLabel->setWordWrap( true );
  88
  89     d->scrollArea = new QScrollArea( this );
  90     d->scrollArea->setWidget( d->commentLabel );
  91     d->scrollArea->setWidgetResizable( true );
  92     d->scrollArea->setFrameShape( QFrame::StyledPanel );
  93
  94     d->commentLink = new QLabel( this );
  95
  96     QVBoxLayout* layout = new QVBoxLayout( this );
  97     layout->setMargin( 0 );
  98     layout->addWidget( d->scrollArea );
  99     layout->addWidget( d->commentLink );
 100     d->update();
 101     connect( d->commentLink, SIGNAL( linkActivated( const QString& ) ), this, SLOT( _k_slotEnableEditing() ) );
 102 }
 103
 104
 105 CommentWidget::~CommentWidget()
 106 {
 107     delete d;
 108 }
 109
 110
 111 void CommentWidget::setComment( const QString& comment )
 112 {
 113     d->comment = comment;
 114     d->update();
 115 }
 116
 117
 118 QString CommentWidget::comment() const
 119 {
 120     return d->comment;
 121 }
 122
 123
 124 bool CommentWidget::eventFilter( QObject* watched, QEvent* event )
 125 {
 126     return QWidget::eventFilter( watched, event );
 127 }
 128
 129 #include "commentwidget.moc"