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 48
  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         m_iconSkipped(":/icons/step_over.png")
  38 {
  39 }
  40
  41 ProgressModel::~ProgressModel(void)
  42 {
  43 }
  44
  45 int ProgressModel::columnCount(const QModelIndex &parent) const
  46 {
  47         return 2;
  48 }
  49
  50 int ProgressModel::rowCount(const QModelIndex &parent) const
  51 {
  52         return m_jobList.count();
  53 }
  54
  55 QVariant ProgressModel::data(const QModelIndex &index, int role) const
  56 {
  57         if(index.row() >= 0 && index.row() < m_jobList.count())
  58         {
  59                 if(role == Qt::DisplayRole)
  60                 {
  61                         switch(index.column())
  62                         {
  63                         case 0:
  64                                 return m_jobName.value(m_jobList.at(index.row()));
  65                                 break;
  66                         case 1:
  67                                 return m_jobStatus.value(m_jobList.at(index.row()));
  68                                 break;
  69                         default:
  70                                 return QVariant();
  71                                 break;
  72                         }
  73                 }
  74                 else if(role == Qt::DecorationRole && index.column() == 0)
  75                 {
  76                         switch(m_jobState.value(m_jobList.at(index.row())))
  77                         {
  78                         case JobRunning:
  79                                 return m_iconRunning;
  80                                 break;
  81                         case JobPaused:
  82                                 return m_iconPaused;
  83                                 break;
  84                         case JobComplete:
  85                                 return m_iconComplete;
  86                                 break;
  87                         case JobSystem:
  88                                 return m_iconSystem;
  89                                 break;
  90                         case JobWarning:
  91                                 return m_iconWarning;
  92                                 break;
  93                         case JobPerformance:
  94                                 return m_iconPerformance;
  95                                 break;
  96                         case JobSkipped:
  97                                 return m_iconSkipped;
  98                                 break;
  99                         default:
 100                                 return m_iconFailed;
 101                                 break;
 102                         }
 103                 }
 104                 else if(role == Qt::TextAlignmentRole)
 105                 {
 106                         return (index.column() == 1) ? QVariant(Qt::AlignHCenter | Qt::AlignVCenter) : QVariant();
 107                 }
 108         }
 109
 110         return QVariant();
 111 }
 112
 113 QVariant ProgressModel::headerData(int section, Qt::Orientation orientation, int role) const
 114 {
 115         if(role == Qt::DisplayRole)
 116         {
 117                 if(orientation == Qt::Horizontal)
 118                 {
 119                         switch(section)
 120                         {
 121                         case 0:
 122                                 return tr("Job");
 123                                 break;
 124                         case 1:
 125                                 return tr("Status");
 126                                 break;
 127                         default:
 128                                 return QVariant();
 129                                 break;
 130                         }
 131                 }
 132                 if(orientation == Qt::Vertical)
 133                 {
 134                         return QString::number(section + 1);
 135                 }
 136         }
 137
 138         return QVariant();
 139 }
 140
 141 void ProgressModel::addJob(const QUuid &jobId, const QString &jobName, const QString &jobInitialStatus, int jobInitialState)
 142 {
 143         if(m_jobIdentifiers.contains(jobId))
 144         {
 145                 return;
 146         }
 147
 148         while(m_jobList.count() >= MAX_DISPLAY_ITEMS)
 149         {
 150                 beginRemoveRows(QModelIndex(), 0, 0);
 151                 m_jobListHidden.append(m_jobList.takeFirst());
 152                 m_jobIndexCache.clear();
 153                 endRemoveRows();
 154         }
 155
 156         int newIndex = m_jobList.count();
 157         beginInsertRows(QModelIndex(), newIndex, newIndex);
 158
 159         m_jobList.append(jobId);
 160         m_jobName.insert(jobId, jobName);
 161         m_jobStatus.insert(jobId, jobInitialStatus);
 162         m_jobState.insert(jobId, jobInitialState);
 163         m_jobLogFile.insert(jobId, QStringList());
 164         m_jobIdentifiers.insert(jobId);
 165
 166         endInsertRows();
 167 }
 168
 169 void ProgressModel::updateJob(const QUuid &jobId, const QString &newStatus, int newState)
 170 {
 171         if(!m_jobIdentifiers.contains(jobId))
 172         {
 173                 return;
 174         }
 175
 176         if(!newStatus.isEmpty()) m_jobStatus.insert(jobId, newStatus);
 177         if(newState >= 0) m_jobState.insert(jobId, newState);
 178
 179         const int row = m_jobIndexCache.value(jobId, -1);
 180
 181         if(row >= 0)
 182         {
 183                 emit dataChanged(index(row, 0), index(row, 1));
 184         }
 185         else
 186         {
 187                 const int tmp = m_jobList.indexOf(jobId);
 188                 if(tmp >= 0)
 189                 {
 190                         m_jobIndexCache.insert(jobId, tmp);
 191                         emit dataChanged(index(tmp, 0), index(tmp, 1));
 192                 }
 193         }
 194 }
 195
 196 void ProgressModel::appendToLog(const QUuid &jobId, const QString &line)
 197 {
 198         if(m_jobIdentifiers.contains(jobId))
 199         {
 200                 m_jobLogFile[jobId].append(line.split('\n'));
 201         }
 202 }
 203
 204 const QStringList &ProgressModel::getLogFile(const QModelIndex &index)
 205 {
 206         if(index.row() < m_jobList.count())
 207         {
 208                 QUuid id = m_jobList.at(index.row());
 209                 return m_jobLogFile[id];
 210         }
 211
 212         return *(reinterpret_cast<QStringList*>(NULL));
 213 }
 214
 215 const QUuid &ProgressModel::getJobId(const QModelIndex &index)
 216 {
 217         if(index.row() < m_jobList.count())
 218         {
 219                 return m_jobList.at(index.row());
 220         }
 221
 222         return *(reinterpret_cast<QUuid*>(NULL));
 223 }
 224
 225 const ProgressModel::JobState ProgressModel::getJobState(const QModelIndex &index) const
 226 {
 227         if(index.row() < m_jobList.count())
 228         {
 229                 return static_cast<JobState>(m_jobState.value(m_jobList.at(index.row()), -1));
 230         }
 231
 232         return static_cast<JobState>(NULL);
 233 }
 234
 235 void ProgressModel::addSystemMessage(const QString &text, int type)
 236 {
 237         const QUuid &jobId = QUuid::createUuid();
 238
 239         if(m_jobIdentifiers.contains(jobId))
 240         {
 241                 return;
 242         }
 243
 244         while(m_jobList.count() >= MAX_DISPLAY_ITEMS)
 245         {
 246                 beginRemoveRows(QModelIndex(), 0, 0);
 247                 m_jobListHidden.append(m_jobList.takeFirst());
 248                 m_jobIndexCache.clear();
 249                 endRemoveRows();
 250         }
 251
 252         int newIndex = m_jobList.count();
 253         JobState jobState = JobState(-1);
 254
 255         switch(type)
 256         {
 257         case SysMsg_Warning:
 258                 jobState = JobWarning;
 259                 break;
 260         case SysMsg_Performance:
 261                 jobState = JobPerformance;
 262                 break;
 263         default:
 264                 jobState = JobSystem;
 265                 break;
 266         }
 267
 268         beginInsertRows(QModelIndex(), newIndex, newIndex);
 269
 270         m_jobList.append(jobId);
 271         m_jobName.insert(jobId, text);
 272         m_jobStatus.insert(jobId, QString());
 273         m_jobState.insert(jobId, jobState);
 274         m_jobLogFile.insert(jobId, QStringList());
 275         m_jobIdentifiers.insert(jobId);
 276
 277         endInsertRows();
 278 }
 279
 280 void ProgressModel::restoreHiddenItems(void)
 281 {
 282         if(!m_jobListHidden.isEmpty())
 283         {
 284                 beginResetModel();
 285                 while(!m_jobListHidden.isEmpty())
 286                 {
 287                         m_jobList.prepend(m_jobListHidden.takeLast());
 288                 }
 289                 m_jobIndexCache.clear();
 290                 endResetModel();
 291         }
 292 }