src/views/dolphinfileitemlistwidget.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2011 by Peter Penz <peter.penz19@gmail.com>             *
   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 "dolphinfileitemlistwidget.h"
  21
  22 #include <kversioncontrolplugin.h>
  23 #include <QColor>
  24
  25 #include <KDebug>
  26
  27 DolphinFileItemListWidget::DolphinFileItemListWidget(QGraphicsItem* parent) :
  28     KFileItemListWidget(parent)
  29 {
  30 }
  31
  32 DolphinFileItemListWidget::~DolphinFileItemListWidget()
  33 {
  34 }
  35
  36 void DolphinFileItemListWidget::dataChanged(const QHash<QByteArray, QVariant>& current, const QSet<QByteArray>& roles)
  37 {
  38     KFileItemListWidget::dataChanged(current, roles);
  39
  40     QColor color;
  41     if (roles.contains("version")) {
  42         // The item is under version control. Apply the text color corresponding
  43         // to its version state.
  44         const KVersionControlPlugin::VersionState version = static_cast<KVersionControlPlugin::VersionState>(current.value("version").toInt());
  45         if (version != KVersionControlPlugin::UnversionedVersion) {
  46             const QColor textColor = styleOption().palette.text().color();
  47             QColor tintColor = textColor;
  48
  49             // Using hardcoded colors is generally a bad idea. In this case the colors just act
  50             // as tint colors and are mixed with the current set text color. The tint colors
  51             // have been optimized for the base colors of the corresponding Oxygen emblems.
  52             switch (version) {
  53             case KVersionControlPlugin::UpdateRequiredVersion:          tintColor = Qt::yellow; break;
  54             case KVersionControlPlugin::LocallyModifiedUnstagedVersion: tintColor = Qt::darkGreen; break;
  55             case KVersionControlPlugin::LocallyModifiedVersion:         tintColor = Qt::green; break;
  56             case KVersionControlPlugin::AddedVersion:                   tintColor = Qt::green; break;
  57             case KVersionControlPlugin::RemovedVersion:                 tintColor = Qt::darkRed; break;
  58             case KVersionControlPlugin::ConflictingVersion:             tintColor = Qt::red; break;
  59             case KVersionControlPlugin::UnversionedVersion:
  60             case KVersionControlPlugin::NormalVersion:
  61             default:
  62                  // use the default text color
  63                  return;
  64             }
  65
  66             color = QColor((tintColor.red()   + textColor.red())   / 2,
  67                            (tintColor.green() + textColor.green()) / 2,
  68                            (tintColor.blue()  + textColor.blue())  / 2,
  69                            (tintColor.alpha() + textColor.alpha()) / 2);
  70         }
  71     }
  72
  73     setTextColor(color);
  74 }
  75
  76 #include "dolphinfileitemlistwidget.moc"