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 {
  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_jobIdentifiers.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                 m_jobIndexCache.clear();
 149                 endRemoveRows();
 150         }
 151
 152         int newIndex = m_jobList.count();
 153         beginInsertRows(QModelIndex(), newIndex, newIndex);
 154
 155         m_jobList.append(jobId);
 156         m_jobName.insert(jobId, jobName);
 157         m_jobStatus.insert(jobId, jobInitialStatus);
 158         m_jobState.insert(jobId, jobInitialState);
 159         m_jobLogFile.insert(jobId, QStringList());
 160         m_jobIdentifiers.insert(jobId);
 161
 162         endInsertRows();
 163 }
 164
 165 void ProgressModel::updateJob(const QUuid &jobId, const QString &newStatus, int newState)
 166 {
 167         if(!m_jobIdentifiers.contains(jobId))
 168         {
 169                 return;
 170         }
 171
 172         if(!newStatus.isEmpty()) m_jobStatus.insert(jobId, newStatus);
 173         if(newState >= 0) m_jobState.insert(jobId, newState);
 174
 175         const int row = m_jobIndexCache.value(jobId, -1);
 176
 177         if(row >= 0)
 178         {
 179                 emit dataChanged(index(row, 0), index(row, 1));
 180         }
 181         else
 182         {
 183                 const int tmp = m_jobList.indexOf(jobId);
 184                 if(tmp >= 0)
 185                 {
 186                         m_jobIndexCache.insert(jobId, tmp);
 187                         emit dataChanged(index(tmp, 0), index(tmp, 1));
 188                 }
 189         }
 190 }
 191
 192 void ProgressModel::appendToLog(const QUuid &jobId, const QString &line)
 193 {
 194         if(m_jobIdentifiers.contains(jobId))
 195         {
 196                 m_jobLogFile[jobId].append(line.split('\n'));
 197         }
 198 }
 199
 200 const QStringList &ProgressModel::getLogFile(const QModelIndex &index)
 201 {
 202         if(index.row() < m_jobList.count())
 203         {
 204                 QUuid id = m_jobList.at(index.row());
 205                 return m_jobLogFile[id];
 206         }
 207
 208         return *(reinterpret_cast<QStringList*>(NULL));
 209 }
 210
 211 const QUuid &ProgressModel::getJobId(const QModelIndex &index)
 212 {
 213         if(index.row() < m_jobList.count())
 214         {
 215                 return m_jobList.at(index.row());
 216         }
 217
 218         return *(reinterpret_cast<QUuid*>(NULL));
 219 }
 220
 221 void ProgressModel::addSystemMessage(const QString &text, int type)
 222 {
 223         const QUuid &jobId = QUuid::createUuid();
 224
 225         if(m_jobIdentifiers.contains(jobId))
 226         {
 227                 return;
 228         }
 229
 230         while(m_jobList.count() >= MAX_DISPLAY_ITEMS)
 231         {
 232                 beginRemoveRows(QModelIndex(), 0, 0);
 233                 m_jobListHidden.append(m_jobList.takeFirst());
 234                 m_jobIndexCache.clear();
 235                 endRemoveRows();
 236         }
 237
 238         int newIndex = m_jobList.count();
 239         JobState jobState = JobState(-1);
 240
 241         switch(type)
 242         {
 243         case SysMsg_Warning:
 244                 jobState = JobWarning;
 245                 break;
 246         case SysMsg_Performance:
 247                 jobState = JobPerformance;
 248                 break;
 249         default:
 250                 jobState = JobSystem;
 251                 break;
 252         }
 253
 254         beginInsertRows(QModelIndex(), newIndex, newIndex);
 255
 256         m_jobList.append(jobId);
 257         m_jobName.insert(jobId, text);
 258         m_jobStatus.insert(jobId, QString());
 259         m_jobState.insert(jobId, jobState);
 260         m_jobLogFile.insert(jobId, QStringList());
 261         m_jobIdentifiers.insert(jobId);
 262
 263         endInsertRows();
 264 }
 265
 266 void ProgressModel::restoreHiddenItems(void)
 267 {
 268         if(!m_jobListHidden.isEmpty())
 269         {
 270                 beginResetModel();
 271                 while(!m_jobListHidden.isEmpty())
 272                 {
 273                         m_jobList.prepend(m_jobListHidden.takeLast());
 274                 }
 275                 m_jobIndexCache.clear();
 276                 endResetModel();
 277         }
 278 }