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 "iconloader.h"
  27 #include "network.h"
  28 #include "bufferviewconfig.h"
  29 #include "bufferviewfilter.h"
  30 #include "bufferviewmanager.h"
  31 #include "buffermodel.h"
  32 #include "networkmodel.h"
  33
  34 BufferViewSettingsPage::BufferViewSettingsPage(QWidget *parent)
  35   : SettingsPage(tr("General"), tr("Buffer Views"), parent),
  36     _ignoreWidgetChanges(false),
  37     _useBufferViewHint(false),
  38     _bufferViewHint(0)
  39 {
  40   ui.setupUi(this);
  41   ui.renameBufferView->setIcon(SmallIcon("edit-rename"));
  42   ui.addBufferView->setIcon(SmallIcon("list-add"));
  43   ui.deleteBufferView->setIcon(SmallIcon("edit-delete"));
  44
  45   reset();
  46
  47   ui.bufferViewList->setSortingEnabled(true);
  48   ui.settingsGroupBox->setEnabled(false);
  49   ui.bufferViewPreview->setEnabled(false);
  50
  51   coreConnectionStateChanged(Client::isConnected());  // need a core connection!
  52   connect(Client::instance(), SIGNAL(coreConnectionStateChanged(bool)), this, SLOT(coreConnectionStateChanged(bool)));
  53   connect(ui.bufferViewList->selectionModel(), SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
  54           this, SLOT(bufferViewSelectionChanged(const QItemSelection &, const QItemSelection &)));
  55
  56   connect(ui.onlyStatusBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  57   connect(ui.onlyChannelBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  58   connect(ui.onlyQueryBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  59   connect(ui.addNewBuffersAutomatically, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  60   connect(ui.sortAlphabetically, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  61   connect(ui.hideInactiveBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
  62   connect(ui.networkSelector, SIGNAL(currentIndexChanged(int)), this, SLOT(widgetHasChanged()));
  63   connect(ui.minimumActivitySelector, SIGNAL(currentIndexChanged(int)), this, SLOT(widgetHasChanged()));
  64 }
  65
  66 BufferViewSettingsPage::~BufferViewSettingsPage() {
  67   reset();
  68 }
  69
  70 void BufferViewSettingsPage::reset() {
  71   ui.bufferViewList->clear();
  72   ui.deleteBufferView->setEnabled(false);
  73
  74   QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIter = _changedBufferViews.begin();
  75   QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIterEnd = _changedBufferViews.end();
  76   BufferViewConfig *config;
  77   while(changedConfigIter != changedConfigIterEnd) {
  78     config = changedConfigIter.value();
  79     changedConfigIter = _changedBufferViews.erase(changedConfigIter);
  80     config->deleteLater();
  81   }
  82
  83   QList<BufferViewConfig *>::iterator newConfigIter = _newBufferViews.begin();
  84   QList<BufferViewConfig *>::iterator newConfigIterEnd = _newBufferViews.end();
  85   while(newConfigIter != newConfigIterEnd) {
  86     config = *newConfigIter;
  87     newConfigIter = _newBufferViews.erase(newConfigIter);
  88     config->deleteLater();
  89   }
  90
  91   _deleteBufferViews.clear();
  92
  93   _useBufferViewHint = false;
  94
  95   setChangedState(false);
  96 }
  97
  98 void BufferViewSettingsPage::load() {
  99   bool useBufferViewHint = _useBufferViewHint;
 100   int bufferViewHint = _bufferViewHint;
 101   reset();
 102
 103   if(!Client::bufferViewManager())
 104     return;
 105
 106   const QList<BufferViewConfig *> bufferViewConfigs = Client::bufferViewManager()->bufferViewConfigs();
 107   foreach(BufferViewConfig *bufferViewConfig, bufferViewConfigs) {
 108     addBufferView(bufferViewConfig);
 109   }
 110
 111   _ignoreWidgetChanges = true;
 112   // load network selector
 113   ui.networkSelector->clear();
 114   ui.networkSelector->addItem(tr("All"));
 115   ui.networkSelector->setItemData(0, qVariantFromValue<NetworkId>(NetworkId()));
 116   const Network *net;
 117   foreach(NetworkId netId, Client::networkIds()) {
 118     net = Client::network(netId);
 119     ui.networkSelector->addItem(net->networkName());
 120     ui.networkSelector->setItemData(ui.networkSelector->count() - 1, qVariantFromValue<NetworkId>(net->networkId()));
 121   }
 122   _ignoreWidgetChanges = false;
 123
 124
 125   if(!useBufferViewHint || !selectBufferViewById(bufferViewHint))
 126     ui.bufferViewList->setCurrentRow(0);
 127 }
 128
 129 void BufferViewSettingsPage::save() {
 130   setEnabled(false);
 131
 132   BufferViewConfig *currentConfig = bufferView(ui.bufferViewList->currentRow());
 133   if(currentConfig) {
 134     _useBufferViewHint = true;
 135     _bufferViewHint = currentConfig->bufferViewId();
 136   }
 137
 138   QVariantList newConfigs;
 139   QVariantList deleteConfigs;
 140   QVariantList changedConfigs;
 141
 142   foreach(int bufferId, _deleteBufferViews) {
 143     deleteConfigs << bufferId;
 144   }
 145   _deleteBufferViews.clear();
 146   if(Client::bufferViewManager()) {
 147     Client::bufferViewManager()->requestDeleteBufferViews(deleteConfigs);
 148   }
 149
 150   QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIter = _changedBufferViews.begin();
 151   QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIterEnd = _changedBufferViews.end();
 152   BufferViewConfig *config, *changedConfig;
 153   while(changedConfigIter != changedConfigIterEnd) {
 154     config = changedConfigIter.key();
 155     changedConfig = changedConfigIter.value();
 156     changedConfigIter = _changedBufferViews.erase(changedConfigIter);
 157     config->requestUpdate(changedConfig->toVariantMap());
 158     changedConfig->deleteLater();
 159   }
 160
 161   QList<BufferViewConfig *>::iterator newConfigIter = _newBufferViews.begin();
 162   QList<BufferViewConfig *>::iterator newConfigIterEnd = _newBufferViews.end();
 163   while(newConfigIter != newConfigIterEnd) {
 164     config = *newConfigIter;
 165     newConfigIter = _newBufferViews.erase(newConfigIter);
 166     newConfigs << config->toVariantMap();
 167     config->deleteLater();
 168   }
 169   if(Client::bufferViewManager()) {
 170     Client::bufferViewManager()->requestCreateBufferViews(newConfigs);
 171   }
 172
 173   load();
 174   setEnabled(true);
 175 }
 176
 177 void BufferViewSettingsPage::coreConnectionStateChanged(bool state) {
 178   setEnabled(state);
 179   if(state) {
 180     load();
 181     connect(Client::bufferViewManager(), SIGNAL(bufferViewConfigAdded(int)), this, SLOT(addBufferView(int)));
 182   } else {
 183     reset();
 184   }
 185 }
 186
 187 void BufferViewSettingsPage::addBufferView(BufferViewConfig *config) {
 188   QListWidgetItem *item = new QListWidgetItem(config->bufferViewName(), ui.bufferViewList);
 189   item->setData(Qt::UserRole, qVariantFromValue<QObject *>(qobject_cast<QObject *>(config)));
 190   connect(config, SIGNAL(updatedRemotely()), this, SLOT(updateBufferView()));
 191   connect(config, SIGNAL(destroyed()), this, SLOT(bufferViewDeleted()));
 192   ui.deleteBufferView->setEnabled(ui.bufferViewList->count() > 1);
 193 }
 194
 195 void BufferViewSettingsPage::addBufferView(int bufferViewId) {
 196   // we are informed about a new bufferview from Client::bufferViewManager()
 197   Q_ASSERT(Client::bufferViewManager());
 198   addBufferView(Client::bufferViewManager()->bufferViewConfig(bufferViewId));
 199   selectBufferViewById(bufferViewId);
 200 }
 201
 202 void BufferViewSettingsPage::bufferViewDeleted() {
 203   BufferViewConfig *config = static_cast<BufferViewConfig *>(sender());
 204   QObject *obj;
 205   for(int i = 0; i < ui.bufferViewList->count(); i++) {
 206     obj = ui.bufferViewList->item(i)->data(Qt::UserRole).value<QObject *>();
 207     if(config == static_cast<BufferViewConfig *>(obj)) {
 208       QListWidgetItem *item = ui.bufferViewList->takeItem(i);
 209       delete item;
 210       break;
 211     }
 212   }
 213   ui.deleteBufferView->setEnabled(ui.bufferViewList->count() > 1);
 214 }
 215
 216 void BufferViewSettingsPage::newBufferView(const QString &bufferViewName) {
 217   // id's of newly created bufferviews are negative (-1, -2... -n)
 218   int fakeId = -1 * (_newBufferViews.count() + 1);
 219   BufferViewConfig *config = new BufferViewConfig(fakeId);
 220   config->setBufferViewName(bufferViewName);
 221   config->setInitialized();
 222   QList<BufferId> bufferIds;
 223   if(config->addNewBuffersAutomatically()) {
 224     if(config->sortAlphabetically())
 225       bufferIds = Client::networkModel()->allBufferIdsSorted();
 226     else
 227       bufferIds = Client::networkModel()->allBufferIds();
 228   }
 229   config->initSetBufferList(bufferIds);
 230
 231   _newBufferViews << config;
 232   addBufferView(config);
 233   ui.bufferViewList->setCurrentRow(listPos(config));
 234 }
 235
 236 int BufferViewSettingsPage::listPos(BufferViewConfig *config) {
 237   QObject *obj;
 238   for(int i = 0; i < ui.bufferViewList->count(); i++) {
 239     obj = ui.bufferViewList->item(i)->data(Qt::UserRole).value<QObject *>();
 240     if(config == qobject_cast<BufferViewConfig *>(obj))
 241       return i;
 242   }
 243   return -1;
 244 }
 245
 246 BufferViewConfig *BufferViewSettingsPage::bufferView(int listPos) {
 247   if(listPos < ui.bufferViewList->count() && listPos >= 0) {
 248     QObject *obj = ui.bufferViewList->item(listPos)->data(Qt::UserRole).value<QObject *>();
 249     return qobject_cast<BufferViewConfig *>(obj);
 250   } else {
 251     return 0;
 252   }
 253 }
 254
 255 bool BufferViewSettingsPage::selectBufferViewById(int bufferViewId) {
 256   BufferViewConfig *config;
 257   for(int i = 0; i < ui.bufferViewList->count(); i++) {
 258     config = qobject_cast<BufferViewConfig *>(ui.bufferViewList->item(i)->data(Qt::UserRole).value<QObject *>());
 259     if(config && config->bufferViewId() == bufferViewId) {
 260       ui.bufferViewList->setCurrentRow(i);
 261       return true;
 262     }
 263   }
 264   return false;
 265 }
 266
 267 void BufferViewSettingsPage::updateBufferView() {
 268   BufferViewConfig *config = qobject_cast<BufferViewConfig *>(sender());
 269   if(!config)
 270     return;
 271
 272   int itemPos = listPos(config);
 273   if(itemPos == -1) {
 274     qWarning() << "BufferViewSettingsPage::updateBufferView(): view is unknown:" << config->bufferViewId();
 275     return;
 276   }
 277   ui.bufferViewList->item(itemPos)->setText(config->bufferViewName());
 278   if(itemPos == ui.bufferViewList->currentRow())
 279     loadConfig(config);
 280 }
 281
 282 void BufferViewSettingsPage::on_addBufferView_clicked() {
 283   if(!Client::bufferViewManager())
 284     return;
 285
 286   QStringList existing;
 287   foreach(BufferViewConfig *bufferConfig, Client::bufferViewManager()->bufferViewConfigs()) {
 288     existing << bufferConfig->bufferViewName();
 289   }
 290
 291   BufferViewEditDlg dlg(QString(), existing, this);
 292   if(dlg.exec() == QDialog::Accepted) {
 293     newBufferView(dlg.bufferViewName());
 294     changed();
 295   }
 296 }
 297
 298 void BufferViewSettingsPage::on_renameBufferView_clicked() {
 299   if(ui.bufferViewList->selectedItems().isEmpty())
 300     return;
 301
 302   if(!Client::bufferViewManager())
 303     return;
 304
 305   BufferViewConfig *config = bufferView(ui.bufferViewList->currentRow());
 306   if(!config)
 307     return;
 308
 309   QStringList existing;
 310   foreach(BufferViewConfig *bufferConfig, Client::bufferViewManager()->bufferViewConfigs()) {
 311     existing << bufferConfig->bufferViewName();
 312   }
 313
 314   BufferViewEditDlg dlg(config->bufferViewName(), existing, this);
 315   if(dlg.exec() == QDialog::Accepted) {
 316     BufferViewConfig *changedConfig = cloneConfig(config);
 317     changedConfig->setBufferViewName(dlg.bufferViewName());
 318     ui.bufferViewList->item(listPos(config))->setText(dlg.bufferViewName());
 319     changed();
 320   }
 321 }
 322
 323 void BufferViewSettingsPage::on_deleteBufferView_clicked() {
 324   if(ui.bufferViewList->selectedItems().isEmpty())
 325     return;
 326
 327   QListWidgetItem *currentItem = ui.bufferViewList->item(ui.bufferViewList->currentRow());
 328   QString viewName = currentItem->text();
 329   int viewId = bufferView(ui.bufferViewList->currentRow())->bufferViewId();
 330   int ret = QMessageBox::question(this, tr("Delete Buffer View?"),
 331                                     tr("Do you really want to delete the buffer view \"%1\"?").arg(viewName),
 332                                     QMessageBox::Yes|QMessageBox::No, QMessageBox::No);
 333
 334   if(ret == QMessageBox::Yes) {
 335     ui.bufferViewList->removeItemWidget(currentItem);
 336     BufferViewConfig *config = qobject_cast<BufferViewConfig *>(currentItem->data(Qt::UserRole).value<QObject *>());
 337     delete currentItem;
 338     if(viewId >= 0) {
 339       _deleteBufferViews << viewId;
 340       changed();
 341     } else if(config) {
 342       QList<BufferViewConfig *>::iterator iter = _newBufferViews.begin();
 343       while(iter != _newBufferViews.end()) {
 344         if(*iter == config) {
 345           _newBufferViews.erase(iter);
 346           break;
 347         }
 348         iter++;
 349       }
 350       delete config;
 351       if(_deleteBufferViews.isEmpty() && _changedBufferViews.isEmpty() && _newBufferViews.isEmpty())
 352         setChangedState(false);
 353     }
 354   }
 355 }
 356
 357 void BufferViewSettingsPage::bufferViewSelectionChanged(const QItemSelection &current, const QItemSelection &previous) {
 358   Q_UNUSED(previous)
 359
 360   if(!current.isEmpty()) {
 361     ui.settingsGroupBox->setEnabled(true);
 362     ui.bufferViewPreview->setEnabled(true);
 363
 364     loadConfig(configForDisplay(bufferView(ui.bufferViewList->currentRow())));
 365   } else {
 366     ui.settingsGroupBox->setEnabled(false);
 367     ui.bufferViewPreview->setEnabled(false);
 368   }
 369 }
 370
 371 void BufferViewSettingsPage::loadConfig(BufferViewConfig *config) {
 372   if(!config)
 373     return;
 374
 375   _ignoreWidgetChanges = true;
 376   ui.onlyStatusBuffers->setChecked(BufferInfo::StatusBuffer & config->allowedBufferTypes());
 377   ui.onlyChannelBuffers->setChecked(BufferInfo::ChannelBuffer & config->allowedBufferTypes());
 378   ui.onlyQueryBuffers->setChecked(BufferInfo::QueryBuffer & config->allowedBufferTypes());
 379   ui.addNewBuffersAutomatically->setChecked(config->addNewBuffersAutomatically());
 380   ui.sortAlphabetically->setChecked(config->sortAlphabetically());
 381   ui.hideInactiveBuffers->setChecked(config->hideInactiveBuffers());
 382
 383   int networkIndex = 0;
 384   for(int i = 0; i < ui.networkSelector->count(); i++) {
 385     if(ui.networkSelector->itemData(i).value<NetworkId>() == config->networkId()) {
 386       networkIndex = i;
 387       break;
 388     }
 389   }
 390   ui.networkSelector->setCurrentIndex(networkIndex);
 391
 392   int activityIndex = 0;
 393   int minimumActivity = config->minimumActivity();
 394   while(minimumActivity) {
 395     activityIndex++;
 396     minimumActivity = minimumActivity >> 1;
 397   }
 398   ui.minimumActivitySelector->setCurrentIndex(activityIndex);
 399
 400   ui.bufferViewPreview->setFilteredModel(Client::bufferModel(), config);
 401
 402   _ignoreWidgetChanges = false;
 403 }
 404
 405 void BufferViewSettingsPage::saveConfig(BufferViewConfig *config) {
 406   if(!config)
 407     return;
 408
 409   int allowedBufferTypes = 0;
 410   if(ui.onlyStatusBuffers->isChecked())
 411     allowedBufferTypes |= BufferInfo::StatusBuffer;
 412   if(ui.onlyChannelBuffers->isChecked())
 413     allowedBufferTypes |= BufferInfo::ChannelBuffer;
 414   if(ui.onlyQueryBuffers->isChecked())
 415     allowedBufferTypes |= BufferInfo::QueryBuffer;
 416   config->setAllowedBufferTypes(allowedBufferTypes);
 417
 418   config->setAddNewBuffersAutomatically(ui.addNewBuffersAutomatically->isChecked());
 419   config->setSortAlphabetically(ui.sortAlphabetically->isChecked());
 420   config->setHideInactiveBuffers(ui.hideInactiveBuffers->isChecked());
 421   config->setNetworkId(ui.networkSelector->itemData(ui.networkSelector->currentIndex()).value<NetworkId>());
 422
 423   int minimumActivity = 0;
 424   if(ui.minimumActivitySelector->currentIndex() > 0)
 425     minimumActivity = 1 << (ui.minimumActivitySelector->currentIndex() - 1);
 426   config->setMinimumActivity(minimumActivity);
 427
 428   if(_newBufferViews.contains(config)) {
 429     QList<BufferId> bufferIds;
 430     if(config->addNewBuffersAutomatically()) {
 431       if(config->sortAlphabetically())
 432         bufferIds = Client::networkModel()->allBufferIdsSorted();
 433       else
 434         bufferIds = Client::networkModel()->allBufferIds();
 435     }
 436     config->initSetBufferList(bufferIds);
 437   }
 438 }
 439
 440 void BufferViewSettingsPage::widgetHasChanged() {
 441   if(_ignoreWidgetChanges)
 442     return;
 443   setChangedState(testHasChanged());
 444 }
 445
 446 bool BufferViewSettingsPage::testHasChanged() {
 447   saveConfig(cloneConfig(bufferView(ui.bufferViewList->currentRow())));
 448
 449   if(!_newBufferViews.isEmpty())
 450     return true;
 451
 452   bool changed = false;
 453   QHash<BufferViewConfig *, BufferViewConfig *>::iterator iter = _changedBufferViews.begin();
 454   QHash<BufferViewConfig *, BufferViewConfig *>::iterator iterEnd = _changedBufferViews.end();
 455   while(iter != iterEnd) {
 456     if(&(iter.key()) == &(iter.value())) {
 457       iter.value()->deleteLater();
 458       _changedBufferViews.erase(iter);
 459     } else {
 460       changed = true;
 461       iter++;
 462     }
 463   }
 464   return changed;
 465 }
 466
 467 BufferViewConfig *BufferViewSettingsPage::cloneConfig(BufferViewConfig *config) {
 468   if(!config || config->bufferViewId() < 0)
 469     return config;
 470
 471   if(_changedBufferViews.contains(config))
 472     return _changedBufferViews[config];
 473
 474   BufferViewConfig *changedConfig = new BufferViewConfig(-1, this);
 475   changedConfig->fromVariantMap(config->toVariantMap());
 476   changedConfig->setInitialized();
 477   _changedBufferViews[config] = changedConfig;
 478   connect(config, SIGNAL(bufferAdded(const BufferId &, int)), changedConfig, SLOT(addBuffer(const BufferId &, int)));
 479   connect(config, SIGNAL(bufferMoved(const BufferId &, int)), changedConfig, SLOT(moveBuffer(const BufferId &, int)));
 480   connect(config, SIGNAL(bufferRemoved(const BufferId &)), changedConfig, SLOT(removeBuffer(const BufferId &)));
 481   connect(config, SIGNAL(addBufferRequested(const BufferId &, int)), changedConfig, SLOT(addBuffer(const BufferId &, int)));
 482   connect(config, SIGNAL(moveBufferRequested(const BufferId &, int)), changedConfig, SLOT(moveBuffer(const BufferId &, int)));
 483   connect(config, SIGNAL(removeBufferRequested(const BufferId &)), changedConfig, SLOT(removeBuffer(const BufferId &)));
 484
 485   // if this is the currently displayed view we have to change the config of the preview filter
 486   BufferViewFilter *filter = qobject_cast<BufferViewFilter *>(ui.bufferViewPreview->model());
 487   if(filter && filter->config() == config)
 488     filter->setConfig(changedConfig);
 489   ui.bufferViewPreview->setConfig(changedConfig);
 490
 491   return changedConfig;
 492 }
 493
 494 BufferViewConfig *BufferViewSettingsPage::configForDisplay(BufferViewConfig *config) {
 495   if(_changedBufferViews.contains(config))
 496     return _changedBufferViews[config];
 497   else
 498     return config;
 499 }
 500
 501
 502 /**************************************************************************
 503  * BufferViewEditDlg
 504  *************************************************************************/
 505 BufferViewEditDlg::BufferViewEditDlg(const QString &old, const QStringList &exist, QWidget *parent) : QDialog(parent), existing(exist) {
 506   ui.setupUi(this);
 507
 508   if(old.isEmpty()) {
 509     // new buffer
 510     setWindowTitle(tr("Add Buffer View"));
 511     on_bufferViewEdit_textChanged(""); // disable ok button
 512   } else {
 513     ui.bufferViewEdit->setText(old);
 514   }
 515 }
 516
 517
 518 void BufferViewEditDlg::on_bufferViewEdit_textChanged(const QString &text) {
 519   ui.buttonBox->button(QDialogButtonBox::Ok)->setDisabled(text.isEmpty() || existing.contains(text));
 520 }
 521