src/panels/information/kcommentwidget.cpp

   1 /*****************************************************************************
   2  * Copyright (C) 2008 by Sebastian Trueg <trueg@kde.org>                     *
   3  * Copyright (C) 2009 by Peter Penz <peter.penz@gmx.at>                      *
   4  *                                                                           *
   5  * This library is free software; you can redistribute it and/or             *
   6  * modify it under the terms of the GNU Library General Public               *
   7  * License version 2 as published by the Free Software Foundation.           *
   8  *                                                                           *
   9  * This library 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 GNU         *
  12  * Library General Public License for more details.                          *
  13  *                                                                           *
  14  * You should have received a copy of the GNU Library General Public License *
  15  * along with this library; see the file COPYING.LIB.  If not, write to      *
  16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,      *
  17  * Boston, MA 02110-1301, USA.                                               *
  18  *****************************************************************************/
  19
  20 #include "kcommentwidget_p.h"
  21
  22 #include <kdialog.h>
  23 #include <kglobalsettings.h>
  24 #include <klocale.h>
  25
  26 #include <QLabel>
  27 #include <QTextEdit>
  28 #include <QVBoxLayout>
  29
  30 KCommentWidget::KCommentWidget(QWidget* parent) :
  31     QWidget(parent),
  32     m_readOnly(false),
  33     m_label(0),
  34     m_comment()
  35 {
  36     m_label = new QLabel(this);
  37     m_label->setFont(KGlobalSettings::smallestReadableFont());
  38     m_label->setWordWrap(true);
  39     m_label->setAlignment(Qt::AlignTop);
  40     connect(m_label, SIGNAL(linkActivated(const QString&)), this, SLOT(slotLinkActivated(const QString&)));
  41
  42     QVBoxLayout* layout = new QVBoxLayout(this);
  43     layout->setMargin(0);
  44     layout->addWidget(m_label);
  45
  46     setText(m_comment);
  47 }
  48
  49 KCommentWidget::~KCommentWidget()
  50 {
  51 }
  52
  53 void KCommentWidget::setText(const QString& comment)
  54 {
  55     QString text;
  56     if (comment.isEmpty()) {
  57         if (m_readOnly) {
  58             text = "-";
  59         } else {
  60             text = "<a href=\"addComment\">" + i18nc("@label", "Add Comment...") + "</a>";
  61         }
  62     } else {
  63         if (m_readOnly) {
  64             text = comment;
  65         } else {
  66             text = "<p>" + comment + " <a href=\"changeComment\">" + i18nc("@label", "Change...") + "</a></p>";
  67         }
  68     }
  69
  70     m_label->setText(text);
  71     m_comment = comment;
  72 }
  73
  74 QString KCommentWidget::text() const
  75 {
  76     return m_comment;
  77 }
  78
  79 void KCommentWidget::setReadOnly(bool readOnly)
  80 {
  81     m_readOnly = readOnly;
  82     setText(m_comment);
  83 }
  84
  85 bool KCommentWidget::isReadOnly() const
  86 {
  87     return m_readOnly;
  88 }
  89
  90 void KCommentWidget::slotLinkActivated(const QString& link)
  91 {
  92     KDialog dialog(this, Qt::Dialog);
  93
  94     QTextEdit* editor = new QTextEdit(&dialog);
  95     editor->setText(m_comment);
  96
  97     dialog.setMainWidget(editor);
  98
  99     const QString caption = (link == "changeComment") ?
 100                             i18nc("@title:window", "Change Comment") :
 101                             i18nc("@title:window", "Add Comment");
 102     dialog.setCaption(caption);
 103     dialog.setButtons(KDialog::Ok | KDialog::Cancel);
 104     dialog.setDefaultButton(KDialog::Ok);
 105
 106     KConfigGroup dialogConfig(KGlobal::config(), "Nepomuk KEditCommentDialog");
 107     dialog.restoreDialogSize(dialogConfig);
 108
 109     if (dialog.exec() == QDialog::Accepted) {
 110         const QString oldText = m_comment;
 111         setText(editor->toPlainText());
 112         if (oldText != m_comment) {
 113             emit commentChanged(m_comment);
 114         }
 115     }
 116
 117     dialog.saveDialogSize(dialogConfig, KConfigBase::Persistent);
 118 }
 119
 120 #include "kcommentwidget_p.moc"