src/qtui/settingspages/bufferviewsettingspage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-08 by the Quassel IRC Team                         *
   3  *   devel@quassel-irc.org                                                 *
   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) version 3.                                           *
   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     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20
  21 #include "bufferviewsettingspage.h"
  22
  23 #include <QMessageBox>
  24
  25 #include "client.h"
  26 #include "network.h"
  27 #include "bufferviewconfig.h"
  28 #include "bufferviewfilter.h"
  29 #include "bufferviewmanager.h"
  30 #include "buffermodel.h"
  31 #include "networkmodel.h"
  32
  33 BufferViewSettingsPage::BufferViewSettingsPage(QWidget *parent)
  34   : SettingsPage(tr("General"), tr("Buffer Views"), parent),
  35     _ignoreWidgetChanges(false)
  36 {
  37   ui.setupUi(this);
  38   reset();
  39
  40   ui.bufferViewList->setSortingEnabled(true);
  41   ui.settingsGroupBox->setEnabled(false);
  42   ui.bufferViewPreview->setEnabled(false);
  43
  44   setEnabled(Client::isConnected());  // need a core connection!
  45   connect(Client::instance(), SIGNAL(coreConnectionStateChanged(bool)), this, SLOT(coreConnectionStateChanged(bool)));
  46   connect(ui.bufferViewList->selectionModel(), SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
  47           this, SLOT(bufferViewSelectionChanged(const QItemSelection &, const QItemSelection &)));
  48
  49   connect(ui.onlyStatusBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  50   connect(ui.onlyChannelBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  51   connect(ui.onlyQueryBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  52   connect(ui.addNewBuffersAutomatically, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  53   connect(ui.sortAlphabetically, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  54   connect(ui.hideInactiveBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  55   connect(ui.networkSelector, SIGNAL(currentIndexChanged(int)), this, SLOT(widgetHasChanged()));
  56   connect(ui.minimumActivitySelector, SIGNAL(currentIndexChanged(int)), this, SLOT(widgetHasChanged()));
  57
  58   // FIXME: (see FIXME in BufferViewFilter::filterAcceptBuffer())
  59   ui.minimumActivitySelector->setEnabled(false);
  60 }
  61
  62 BufferViewSettingsPage::~BufferViewSettingsPage() {
  63   reset();
  64 }
  65
  66 void BufferViewSettingsPage::reset() {
  67   ui.bufferViewList->clear();
  68
  69   QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIter = _changedBufferViews.begin();
  70   QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIterEnd = _changedBufferViews.end();
  71   BufferViewConfig *config;
  72   while(changedConfigIter != changedConfigIterEnd) {
  73     config = changedConfigIter.value();
  74     changedConfigIter = _changedBufferViews.erase(changedConfigIter);
  75     config->deleteLater();
  76   }
  77
  78   QList<BufferViewConfig *>::iterator newConfigIter = _newBufferViews.begin();
  79   QList<BufferViewConfig *>::iterator newConfigIterEnd = _newBufferViews.end();
  80   while(newConfigIter != newConfigIterEnd) {
  81     config = *newConfigIter;
  82     newConfigIter = _newBufferViews.erase(newConfigIter);
  83     config->deleteLater();
  84   }
  85
  86   _deleteBufferViews.clear();
  87
  88   setChangedState(false);
  89 }
  90
  91 void BufferViewSettingsPage::load() {
  92   reset();
  93
  94   if(!Client::bufferViewManager())
  95     return;
  96
  97   const QList<BufferViewConfig *> bufferViewConfigs = Client::bufferViewManager()->bufferViewConfigs();
  98   foreach(BufferViewConfig *bufferViewConfig, bufferViewConfigs) {
  99     addBufferView(bufferViewConfig);
 100   }
 101
 102   _ignoreWidgetChanges = true;
 103   // load network selector
 104   ui.networkSelector->clear();
 105   ui.networkSelector->addItem("All");
 106   ui.networkSelector->setItemData(0, qVariantFromValue<NetworkId>(NetworkId()));
 107   const Network *net;
 108   foreach(NetworkId netId, Client::networkIds()) {
 109     net = Client::network(netId);
 110     ui.networkSelector->addItem(net->networkName());
 111     ui.networkSelector->setItemData(ui.networkSelector->count() - 1, qVariantFromValue<NetworkId>(net->networkId()));
 112   }
 113   _ignoreWidgetChanges = false;
 114
 115   ui.bufferViewList->setCurrentRow(0);
 116 }
 117
 118 void BufferViewSettingsPage::save() {
 119   setEnabled(false);
 120   QVariantList newConfigs;
 121   QVariantList deleteConfigs;
 122   QVariantList changedConfigs;
 123
 124   foreach(int bufferId, _deleteBufferViews) {
 125     deleteConfigs << bufferId;
 126   }
 127   _deleteBufferViews.clear();
 128   if(Client::bufferViewManager()) {
 129     Client::bufferViewManager()->requestDeleteBufferViews(deleteConfigs);
 130   }
 131
 132   QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIter = _changedBufferViews.begin();
 133   QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIterEnd = _changedBufferViews.end();
 134   BufferViewConfig *config, *changedConfig;
 135   while(changedConfigIter != changedConfigIterEnd) {
 136     config = changedConfigIter.key();
 137     changedConfig = changedConfigIter.value();
 138     changedConfigIter = _changedBufferViews.erase(changedConfigIter);
 139     config->requestUpdate(changedConfig->toVariantMap());
 140     changedConfig->deleteLater();
 141   }
 142
 143   QList<BufferViewConfig *>::iterator newConfigIter = _newBufferViews.begin();
 144   QList<BufferViewConfig *>::iterator newConfigIterEnd = _newBufferViews.end();
 145   while(newConfigIter != newConfigIterEnd) {
 146     config = *newConfigIter;
 147     newConfigIter = _newBufferViews.erase(newConfigIter);
 148     newConfigs << config->toVariantMap();
 149     config->deleteLater();
 150   }
 151   if(Client::bufferViewManager()) {
 152     Client::bufferViewManager()->requestCreateBufferViews(newConfigs);
 153   }
 154
 155   load();
 156   setEnabled(true);
 157 }
 158
 159 void BufferViewSettingsPage::coreConnectionStateChanged(bool state) {
 160   setEnabled(state);
 161   if(state) {
 162     load();
 163     connect(Client::bufferViewManager(), SIGNAL(bufferViewConfigAdded(int)), this, SLOT(addBufferView(int)));
 164   } else {
 165     reset();
 166   }
 167 }
 168
 169 void BufferViewSettingsPage::addBufferView(BufferViewConfig *config) {
 170   QListWidgetItem *item = new QListWidgetItem(config->bufferViewName(), ui.bufferViewList);
 171   item->setData(Qt::UserRole, qVariantFromValue<QObject *>(qobject_cast<QObject *>(config)));
 172   connect(config, SIGNAL(updatedRemotely()), this, SLOT(updateBufferView()));
 173   connect(config, SIGNAL(destroyed()), this, SLOT(bufferViewDeleted()));
 174 }
 175
 176 void BufferViewSettingsPage::addBufferView(int bufferViewId) {
 177   Q_ASSERT(Client::bufferViewManager());
 178   addBufferView(Client::bufferViewManager()->bufferViewConfig(bufferViewId));
 179 }
 180
 181 void BufferViewSettingsPage::bufferViewDeleted() {
 182   BufferViewConfig *config = static_cast<BufferViewConfig *>(sender());
 183   QObject *obj;
 184   for(int i = 0; i < ui.bufferViewList->count(); i++) {
 185     obj = ui.bufferViewList->item(i)->data(Qt::UserRole).value<QObject *>();
 186     if(config == static_cast<BufferViewConfig *>(obj)) {
 187       QListWidgetItem *item = ui.bufferViewList->takeItem(i);
 188       delete item;
 189       return;
 190     }
 191   }
 192 }
 193
 194 void BufferViewSettingsPage::newBufferView(const QString &bufferViewName) {
 195   // id's of newly created bufferviews are negative (-1, -2... -n)
 196   int fakeId = -1 * (_newBufferViews.count() + 1);
 197   BufferViewConfig *config = new BufferViewConfig(fakeId);
 198   config->setBufferViewName(bufferViewName);
 199
 200   QList<BufferId> bufferIds;
 201   if(config->addNewBuffersAutomatically()) {
 202     foreach(BufferInfo bufferInfo, Client::allBufferInfos()) {
 203       bufferIds << bufferInfo.bufferId();
 204     }
 205     if(config->sortAlphabetically())
 206       qSort(bufferIds.begin(), bufferIds.end(), bufferIdLessThan);
 207   }
 208   config->initSetBufferList(bufferIds);
 209
 210   _newBufferViews << config;
 211   addBufferView(config);
 212   ui.bufferViewList->setCurrentRow(listPos(config));
 213 }
 214
 215 int BufferViewSettingsPage::listPos(BufferViewConfig *config) {
 216   QObject *obj;
 217   for(int i = 0; i < ui.bufferViewList->count(); i++) {
 218     obj = ui.bufferViewList->item(i)->data(Qt::UserRole).value<QObject *>();
 219     if(config == qobject_cast<BufferViewConfig *>(obj))
 220       return i;
 221   }
 222   return -1;
 223 }
 224
 225 BufferViewConfig *BufferViewSettingsPage::bufferView(int listPos) {
 226   if(listPos < ui.bufferViewList->count() && listPos >= 0) {
 227     QObject *obj = ui.bufferViewList->item(listPos)->data(Qt::UserRole).value<QObject *>();
 228     return qobject_cast<BufferViewConfig *>(obj);
 229   } else {
 230     return 0;
 231   }
 232 }
 233
 234 void BufferViewSettingsPage::updateBufferView() {
 235   BufferViewConfig *config = qobject_cast<BufferViewConfig *>(sender());
 236   if(!config)
 237     return;
 238
 239   int itemPos = listPos(config);
 240   if(itemPos == -1) {
 241     qWarning() << "BufferViewSettingsPage::updateBufferView(): view is unknown:" << config->bufferViewId();
 242     return;
 243   }
 244   ui.bufferViewList->item(itemPos)->setText(config->bufferViewName());
 245   if(itemPos == ui.bufferViewList->currentRow())
 246     loadConfig(config);
 247 }
 248
 249 void BufferViewSettingsPage::on_addBufferView_clicked() {
 250   if(!Client::bufferViewManager())
 251     return;
 252
 253   QStringList existing;
 254   foreach(BufferViewConfig *bufferConfig, Client::bufferViewManager()->bufferViewConfigs()) {
 255     existing << bufferConfig->bufferViewName();
 256   }
 257
 258   BufferViewEditDlg dlg(QString(), existing, this);
 259   if(dlg.exec() == QDialog::Accepted) {
 260     newBufferView(dlg.bufferViewName());
 261     changed();
 262   }
 263 }
 264
 265 void BufferViewSettingsPage::on_renameBufferView_clicked() {
 266   if(ui.bufferViewList->selectedItems().isEmpty())
 267     return;
 268
 269   if(!Client::bufferViewManager())
 270     return;
 271
 272   BufferViewConfig *config = bufferView(ui.bufferViewList->currentRow());
 273   if(!config)
 274     return;
 275
 276   QStringList existing;
 277   foreach(BufferViewConfig *bufferConfig, Client::bufferViewManager()->bufferViewConfigs()) {
 278     existing << bufferConfig->bufferViewName();
 279   }
 280
 281   BufferViewEditDlg dlg(config->bufferViewName(), existing, this);
 282   if(dlg.exec() == QDialog::Accepted) {
 283     BufferViewConfig *changedConfig = cloneConfig(config);
 284     changedConfig->setBufferViewName(dlg.bufferViewName());
 285     ui.bufferViewList->item(listPos(config))->setText(dlg.bufferViewName());
 286     changed();
 287   }
 288 }
 289
 290 void BufferViewSettingsPage::on_deleteBufferView_clicked() {
 291   if(ui.bufferViewList->selectedItems().isEmpty())
 292     return;
 293
 294   QListWidgetItem *currentItem = ui.bufferViewList->item(ui.bufferViewList->currentRow());
 295   QString viewName = currentItem->text();
 296   int viewId = bufferView(ui.bufferViewList->currentRow())->bufferViewId();
 297   int ret = QMessageBox::question(this, tr("Delete Buffer View?"),
 298                                     tr("Do you really want to delete the buffer view \"%1\"?").arg(viewName),
 299                                     QMessageBox::Yes|QMessageBox::No, QMessageBox::No);
 300
 301   if(ret == QMessageBox::Yes) {
 302     ui.bufferViewList->removeItemWidget(currentItem);
 303     delete currentItem;
 304     if(viewId >= 0)
 305       _deleteBufferViews << viewId;
 306     changed();
 307   }
 308 }
 309
 310 void BufferViewSettingsPage::bufferViewSelectionChanged(const QItemSelection &current, const QItemSelection &previous) {
 311   Q_UNUSED(previous)
 312
 313   if(!current.isEmpty()) {
 314     ui.settingsGroupBox->setEnabled(true);
 315     ui.bufferViewPreview->setEnabled(true);
 316
 317     loadConfig(configForDisplay(bufferView(ui.bufferViewList->currentRow())));
 318   } else {
 319     ui.settingsGroupBox->setEnabled(false);
 320     ui.bufferViewPreview->setEnabled(false);
 321   }
 322 }
 323
 324 void BufferViewSettingsPage::loadConfig(BufferViewConfig *config) {
 325   if(!config)
 326     return;
 327
 328   _ignoreWidgetChanges = true;
 329   ui.onlyStatusBuffers->setChecked(BufferInfo::StatusBuffer & config->allowedBufferTypes());
 330   ui.onlyChannelBuffers->setChecked(BufferInfo::ChannelBuffer & config->allowedBufferTypes());
 331   ui.onlyQueryBuffers->setChecked(BufferInfo::QueryBuffer & config->allowedBufferTypes());
 332   ui.addNewBuffersAutomatically->setChecked(config->addNewBuffersAutomatically());
 333   ui.sortAlphabetically->setChecked(config->sortAlphabetically());
 334   ui.hideInactiveBuffers->setChecked(config->hideInactiveBuffers());
 335
 336   int networkIndex = 0;
 337   for(int i = 0; i < ui.networkSelector->count(); i++) {
 338     if(ui.networkSelector->itemData(i).value<NetworkId>() == config->networkId()) {
 339       networkIndex = i;
 340       break;
 341     }
 342   }
 343   ui.networkSelector->setCurrentIndex(networkIndex);
 344
 345   int activityIndex = 0;
 346   int minimumActivity = config->minimumActivity();
 347   while(minimumActivity) {
 348     activityIndex++;
 349     minimumActivity = minimumActivity >> 1;
 350   }
 351   ui.minimumActivitySelector->setCurrentIndex(activityIndex);
 352
 353   ui.bufferViewPreview->setFilteredModel(Client::bufferModel(), config);
 354
 355   _ignoreWidgetChanges = false;
 356 }
 357
 358 void BufferViewSettingsPage::saveConfig(BufferViewConfig *config) {
 359   if(!config)
 360     return;
 361
 362   int allowedBufferTypes = 0;
 363   if(ui.onlyStatusBuffers->isChecked())
 364     allowedBufferTypes |= BufferInfo::StatusBuffer;
 365   if(ui.onlyChannelBuffers->isChecked())
 366     allowedBufferTypes |= BufferInfo::ChannelBuffer;
 367   if(ui.onlyQueryBuffers->isChecked())
 368     allowedBufferTypes |= BufferInfo::QueryBuffer;
 369   config->setAllowedBufferTypes(allowedBufferTypes);
 370
 371   config->setAddNewBuffersAutomatically(ui.addNewBuffersAutomatically->isChecked());
 372   config->setSortAlphabetically(ui.sortAlphabetically->isChecked());
 373   config->setHideInactiveBuffers(ui.hideInactiveBuffers->isChecked());
 374   config->setNetworkId(ui.networkSelector->itemData(ui.networkSelector->currentIndex()).value<NetworkId>());
 375
 376   int minimumActivity = 0;
 377   if(ui.minimumActivitySelector->currentIndex() > 0)
 378     minimumActivity = 1 << (ui.minimumActivitySelector->currentIndex() - 1);
 379   config->setMinimumActivity(minimumActivity);
 380
 381   if(_newBufferViews.contains(config)) {
 382     QList<BufferId> bufferIds;
 383     if(config->addNewBuffersAutomatically()) {
 384       foreach(BufferInfo bufferInfo, Client::allBufferInfos()) {
 385         bufferIds << bufferInfo.bufferId();
 386       }
 387       if(config->sortAlphabetically())
 388         qSort(bufferIds.begin(), bufferIds.end(), bufferIdLessThan);
 389     }
 390     config->initSetBufferList(bufferIds);
 391   }
 392 }
 393
 394 void BufferViewSettingsPage::widgetHasChanged() {
 395   if(_ignoreWidgetChanges)
 396     return;
 397   setChangedState(testHasChanged());
 398 }
 399
 400 bool BufferViewSettingsPage::testHasChanged() {
 401   saveConfig(cloneConfig(bufferView(ui.bufferViewList->currentRow())));
 402
 403   if(!_newBufferViews.isEmpty())
 404     return true;
 405
 406   bool changed = false;
 407   QHash<BufferViewConfig *, BufferViewConfig *>::iterator iter = _changedBufferViews.begin();
 408   QHash<BufferViewConfig *, BufferViewConfig *>::iterator iterEnd = _changedBufferViews.end();
 409   while(iter != iterEnd) {
 410     if(&(iter.key()) == &(iter.value())) {
 411       iter.value()->deleteLater();
 412       _changedBufferViews.erase(iter);
 413     } else {
 414       changed = true;
 415       iter++;
 416     }
 417   }
 418   return changed;
 419 }
 420
 421 BufferViewConfig *BufferViewSettingsPage::cloneConfig(BufferViewConfig *config) {
 422   if(!config || config->bufferViewId() < 0)
 423     return config;
 424
 425   if(_changedBufferViews.contains(config))
 426     return _changedBufferViews[config];
 427
 428   BufferViewConfig *changedConfig = new BufferViewConfig(-1, this);
 429   changedConfig->fromVariantMap(config->toVariantMap());
 430   _changedBufferViews[config] = changedConfig;
 431   connect(config, SIGNAL(bufferAdded(const BufferId &, int)), changedConfig, SLOT(addBuffer(const BufferId &, int)));
 432   connect(config, SIGNAL(bufferMoved(const BufferId &, int)), changedConfig, SLOT(moveBuffer(const BufferId &, int)));
 433   connect(config, SIGNAL(bufferRemoved(const BufferId &)), changedConfig, SLOT(removeBuffer(const BufferId &)));
 434   connect(config, SIGNAL(addBufferRequested(const BufferId &, int)), changedConfig, SLOT(addBuffer(const BufferId &, int)));
 435   connect(config, SIGNAL(moveBufferRequested(const BufferId &, int)), changedConfig, SLOT(moveBuffer(const BufferId &, int)));
 436   connect(config, SIGNAL(removeBufferRequested(const BufferId &)), changedConfig, SLOT(removeBuffer(const BufferId &)));
 437
 438   // if this is the currently displayed view we have to change the config of the preview filter
 439   BufferViewFilter *filter = qobject_cast<BufferViewFilter *>(ui.bufferViewPreview->model());
 440   if(filter && filter->config() == config)
 441     filter->setConfig(changedConfig);
 442   ui.bufferViewPreview->setConfig(changedConfig);
 443
 444   return changedConfig;
 445 }
 446
 447 BufferViewConfig *BufferViewSettingsPage::configForDisplay(BufferViewConfig *config) {
 448   if(_changedBufferViews.contains(config))
 449     return _changedBufferViews[config];
 450   else
 451     return config;
 452 }
 453
 454
 455 /**************************************************************************
 456  * BufferViewEditDlg
 457  *************************************************************************/
 458 BufferViewEditDlg::BufferViewEditDlg(const QString &old, const QStringList &exist, QWidget *parent) : QDialog(parent), existing(exist) {
 459   ui.setupUi(this);
 460
 461   if(old.isEmpty()) {
 462     // new buffer
 463     setWindowTitle(tr("Add Buffer View"));
 464     on_bufferViewEdit_textChanged(""); // disable ok button
 465   } else {
 466     ui.bufferViewEdit->setText(old);
 467   }
 468 }
 469
 470
 471 void BufferViewEditDlg::on_bufferViewEdit_textChanged(const QString &text) {
 472   ui.buttonBox->button(QDialogButtonBox::Ok)->setDisabled(text.isEmpty() || existing.contains(text));
 473 }
 474