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