src/Model_Progress.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2012 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License along
  16 // with this program; if not, write to the Free Software Foundation, Inc.,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19 // http://www.gnu.org/licenses/gpl-2.0.txt
  20 ///////////////////////////////////////////////////////////////////////////////
  21
  22 #include "Model_Progress.h"
  23
  24 #include <QUuid>
  25
  26 #define MAX_DISPLAY_ITEMS 50
  27
  28 ProgressModel::ProgressModel(void)
  29 :
  30         m_iconRunning(":/icons/media_play.png"),
  31         m_iconPaused(":/icons/control_pause_blue.png"),
  32         m_iconComplete(":/icons/tick.png"),
  33         m_iconFailed(":/icons/exclamation.png"),
  34         m_iconSystem(":/icons/computer.png"),
  35         m_iconWarning(":/icons/error.png"),
  36         m_iconPerformance(":/icons/clock.png")
  37 {
  38 }
  39
  40 ProgressModel::~ProgressModel(void)
  41 {
  42 }
  43
  44 int ProgressModel::columnCount(const QModelIndex &parent) const
  45 {
  46         return 2;
  47 }
  48
  49 int ProgressModel::rowCount(const QModelIndex &parent) const
  50 {
  51         return m_jobList.count();
  52 }
  53
  54 QVariant ProgressModel::data(const QModelIndex &index, int role) const
  55 {
  56         if(index.row() >= 0 && index.row() < m_jobList.count())
  57         {
  58                 if(role == Qt::DisplayRole)
  59                 {
  60                         switch(index.column())
  61                         {
  62                         case 0:
  63                                 return m_jobName.value(m_jobList.at(index.row()));
  64                                 break;
  65                         case 1:
  66                                 return m_jobStatus.value(m_jobList.at(index.row()));
  67                                 break;
  68                         default:
  69                                 return QVariant();
  70                                 break;
  71                         }
  72                 }
  73                 else if(role == Qt::DecorationRole && index.column() == 0)
  74                 {
  75                         switch(m_jobState.value(m_jobList.at(index.row())))
  76                         {
  77                         case JobRunning:
  78                                 return m_iconRunning;
  79                                 break;
  80                         case JobPaused:
  81                                 return m_iconPaused;
  82                                 break;
  83                         case JobComplete:
  84                                 return m_iconComplete;
  85                                 break;
  86                         case JobSystem:
  87                                 return m_iconSystem;
  88                                 break;
  89                         case JobWarning:
  90                                 return m_iconWarning;
  91                                 break;
  92                         case JobPerformance:
  93                                 return m_iconPerformance;
  94                                 break;
  95                         default:
  96                                 return m_iconFailed;
  97                                 break;
  98                         }
  99                 }
 100                 else if(role == Qt::TextAlignmentRole)
 101                 {
 102                         return (index.column() == 1) ? QVariant(Qt::AlignHCenter | Qt::AlignVCenter) : QVariant();
 103                 }
 104         }
 105
 106         return QVariant();
 107 }
 108
 109 QVariant ProgressModel::headerData(int section, Qt::Orientation orientation, int role) const
 110 {
 111         if(role == Qt::DisplayRole)
 112         {
 113                 if(orientation == Qt::Horizontal)
 114                 {
 115                         switch(section)
 116                         {
 117                         case 0:
 118                                 return tr("Job");
 119                                 break;
 120                         case 1:
 121                                 return tr("Status");
 122                                 break;
 123                         default:
 124                                 return QVariant();
 125                                 break;
 126                         }
 127                 }
 128                 if(orientation == Qt::Vertical)
 129                 {
 130                         return QString::number(section + 1);
 131                 }
 132         }
 133
 134         return QVariant();
 135 }
 136
 137 void ProgressModel::addJob(const QUuid &jobId, const QString &jobName, const QString &jobInitialStatus, int jobInitialState)
 138 {
 139         if(m_jobList.contains(jobId) || m_jobListHidden.contains(jobId))
 140         {
 141                 return;
 142         }
 143
 144         while(m_jobList.count() >= MAX_DISPLAY_ITEMS)
 145         {
 146                 beginRemoveRows(QModelIndex(), 0, 0);
 147                 m_jobListHidden.append(m_jobList.takeFirst());
 148                 endRemoveRows();
 149         }
 150
 151         int newIndex = m_jobList.count();
 152         beginInsertRows(QModelIndex(), newIndex, newIndex);
 153
 154         m_jobList.append(jobId);
 155         m_jobName.insert(jobId, jobName);
 156         m_jobStatus.insert(jobId, jobInitialStatus);
 157         m_jobState.insert(jobId, jobInitialState);
 158         m_jobLogFile.insert(jobId, QStringList());
 159
 160         endInsertRows();
 161 }
 162
 163 void ProgressModel::updateJob(const QUuid &jobId, const QString &newStatus, int newState)
 164 {
 165         int row = m_jobList.indexOf(jobId);
 166
 167         if(row < 0)
 168         {
 169                 if(m_jobListHidden.indexOf(jobId) >= 0)
 170                 {
 171                         if(!newStatus.isEmpty()) m_jobStatus.insert(jobId, newStatus);
 172                         if(newState >= 0) m_jobState.insert(jobId, newState);
 173                 }
 174                 return;
 175         }
 176
 177         if(!newStatus.isEmpty()) m_jobStatus.insert(jobId, newStatus);
 178         if(newState >= 0) m_jobState.insert(jobId, newState);
 179
 180         emit dataChanged(index(row, 0), index(row, 1));
 181 }
 182
 183 void ProgressModel::appendToLog(const QUuid &jobId, const QString &line)
 184 {
 185         if(m_jobList.contains(jobId))
 186         {
 187                 m_jobLogFile[jobId].append(line.split('\n'));
 188         }
 189 }
 190
 191 const QStringList &ProgressModel::getLogFile(const QModelIndex &index)
 192 {
 193         if(index.row() < m_jobList.count())
 194         {
 195                 QUuid id = m_jobList.at(index.row());
 196                 return m_jobLogFile[id];
 197         }
 198
 199         return *(reinterpret_cast<QStringList*>(NULL));
 200 }
 201
 202 const QUuid &ProgressModel::getJobId(const QModelIndex &index)
 203 {
 204         if(index.row() < m_jobList.count())
 205         {
 206                 return m_jobList.at(index.row());
 207         }
 208
 209         return *(reinterpret_cast<QUuid*>(NULL));
 210 }
 211
 212 void ProgressModel::addSystemMessage(const QString &text, int type)
 213 {
 214         const QUuid &jobId = QUuid::createUuid();
 215
 216         if(m_jobList.contains(jobId))
 217         {
 218                 return;
 219         }
 220
 221         while(m_jobList.count() >= MAX_DISPLAY_ITEMS)
 222         {
 223                 beginRemoveRows(QModelIndex(), 0, 0);
 224                 m_jobListHidden.append(m_jobList.takeFirst());
 225                 endRemoveRows();
 226         }
 227
 228         int newIndex = m_jobList.count();
 229         JobState jobState = JobState(-1);
 230
 231         switch(type)
 232         {
 233         case SysMsg_Warning:
 234                 jobState = JobWarning;
 235                 break;
 236         case SysMsg_Performance:
 237                 jobState = JobPerformance;
 238                 break;
 239         default:
 240                 jobState = JobSystem;
 241                 break;
 242         }
 243
 244         beginInsertRows(QModelIndex(), newIndex, newIndex);
 245
 246         m_jobList.append(jobId);
 247         m_jobName.insert(jobId, text);
 248         m_jobStatus.insert(jobId, QString());
 249         m_jobState.insert(jobId, jobState);
 250         m_jobLogFile.insert(jobId, QStringList());
 251
 252         endInsertRows();
 253 }
 254
 255 void ProgressModel::restoreHiddenItems(void)
 256 {
 257         if(!m_jobListHidden.isEmpty())
 258         {
 259                 beginResetModel();
 260                 while(!m_jobListHidden.isEmpty())
 261                 {
 262                         m_jobList.prepend(m_jobListHidden.takeLast());
 263                 }
 264                 endResetModel();
 265         }
 266 }