fixing wrong usage of QList::erase(QList::iterator) (also for QHash)
[quassel.git] / src / qtui / settingspages / bufferviewsettingspage.cpp
index 861bdb6..76e461e 100644 (file)
 
 #include "bufferviewsettingspage.h"
 
+#include <QMessageBox>
+
 #include "client.h"
-#include "bufferviewmanager.h"
+#include "iconloader.h"
+#include "network.h"
 #include "bufferviewconfig.h"
+#include "bufferviewfilter.h"
+#include "bufferviewmanager.h"
+#include "buffermodel.h"
+#include "networkmodel.h"
 
 BufferViewSettingsPage::BufferViewSettingsPage(QWidget *parent)
-  : SettingsPage(tr("General"), tr("Buffer Views"), parent)
+  : SettingsPage(tr("General"), tr("Buffer Views"), parent),
+    _ignoreWidgetChanges(false),
+    _useBufferViewHint(false),
+    _bufferViewHint(0)
 {
   ui.setupUi(this);
+  ui.renameBufferView->setIcon(SmallIcon("edit-rename"));
+  ui.addBufferView->setIcon(SmallIcon("list-add"));
+  ui.deleteBufferView->setIcon(SmallIcon("edit-delete"));
+
   reset();
-  setEnabled(Client::isConnected());  // need a core connection!
+
+  ui.bufferViewList->setSortingEnabled(true);
+  ui.settingsGroupBox->setEnabled(false);
+  ui.bufferViewPreview->setEnabled(false);
+
+  coreConnectionStateChanged(Client::isConnected());  // need a core connection!
   connect(Client::instance(), SIGNAL(coreConnectionStateChanged(bool)), this, SLOT(coreConnectionStateChanged(bool)));
+  connect(ui.bufferViewList->selectionModel(), SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
+         this, SLOT(bufferViewSelectionChanged(const QItemSelection &, const QItemSelection &)));
+
+  connect(ui.onlyStatusBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
+  connect(ui.onlyChannelBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
+  connect(ui.onlyQueryBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
+  connect(ui.addNewBuffersAutomatically, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
+  connect(ui.sortAlphabetically, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
+  connect(ui.hideInactiveBuffers, SIGNAL(clicked(bool)), this, SLOT(widgetHasChanged()));
+  connect(ui.networkSelector, SIGNAL(currentIndexChanged(int)), this, SLOT(widgetHasChanged()));
+  connect(ui.minimumActivitySelector, SIGNAL(currentIndexChanged(int)), this, SLOT(widgetHasChanged()));
+
+  connect(ui.networkSelector, SIGNAL(currentIndexChanged(int)), this, SLOT(enableStatusBuffers(int)));
+}
+
+BufferViewSettingsPage::~BufferViewSettingsPage() {
+  reset();
 }
 
 void BufferViewSettingsPage::reset() {
-  // currentId = 0;
   ui.bufferViewList->clear();
-  _viewToListPos.clear();
-  _listPosToView.clear();
+  ui.deleteBufferView->setEnabled(false);
+
+  QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIter = _changedBufferViews.begin();
+  QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIterEnd = _changedBufferViews.end();
+  BufferViewConfig *config;
+  while(changedConfigIter != changedConfigIterEnd) {
+    config = changedConfigIter.value();
+    changedConfigIter = _changedBufferViews.erase(changedConfigIter);
+    config->deleteLater();
+  }
+
+  QList<BufferViewConfig *>::iterator newConfigIter = _newBufferViews.begin();
+  QList<BufferViewConfig *>::iterator newConfigIterEnd = _newBufferViews.end();
+  while(newConfigIter != newConfigIterEnd) {
+    config = *newConfigIter;
+    newConfigIter = _newBufferViews.erase(newConfigIter);
+    config->deleteLater();
+  }
+
+  _deleteBufferViews.clear();
+
+  _useBufferViewHint = false;
+
+  setChangedState(false);
 }
 
 void BufferViewSettingsPage::load() {
+  bool useBufferViewHint = _useBufferViewHint;
+  int bufferViewHint = _bufferViewHint;
   reset();
 
   if(!Client::bufferViewManager())
@@ -50,9 +109,71 @@ void BufferViewSettingsPage::load() {
   foreach(BufferViewConfig *bufferViewConfig, bufferViewConfigs) {
     addBufferView(bufferViewConfig);
   }
+
+  _ignoreWidgetChanges = true;
+  // load network selector
+  ui.networkSelector->clear();
+  ui.networkSelector->addItem(tr("All"));
+  ui.networkSelector->setItemData(0, qVariantFromValue<NetworkId>(NetworkId()));
+  const Network *net;
+  foreach(NetworkId netId, Client::networkIds()) {
+    net = Client::network(netId);
+    ui.networkSelector->addItem(net->networkName());
+    ui.networkSelector->setItemData(ui.networkSelector->count() - 1, qVariantFromValue<NetworkId>(net->networkId()));
+  }
+  _ignoreWidgetChanges = false;
+
+  
+  if(!useBufferViewHint || !selectBufferViewById(bufferViewHint))
+    ui.bufferViewList->setCurrentRow(0);
 }
 
 void BufferViewSettingsPage::save() {
+  setEnabled(false);
+
+  BufferViewConfig *currentConfig = bufferView(ui.bufferViewList->currentRow());
+  if(currentConfig) {
+    _useBufferViewHint = true;
+    _bufferViewHint = currentConfig->bufferViewId();
+  }
+  
+  QVariantList newConfigs;
+  QVariantList deleteConfigs;
+  QVariantList changedConfigs;
+
+  foreach(int bufferId, _deleteBufferViews) {
+    deleteConfigs << bufferId;
+  }
+  _deleteBufferViews.clear();
+  if(Client::bufferViewManager()) {
+    Client::bufferViewManager()->requestDeleteBufferViews(deleteConfigs);
+  }
+
+  QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIter = _changedBufferViews.begin();
+  QHash<BufferViewConfig *, BufferViewConfig *>::iterator changedConfigIterEnd = _changedBufferViews.end();
+  BufferViewConfig *config, *changedConfig;
+  while(changedConfigIter != changedConfigIterEnd) {
+    config = changedConfigIter.key();
+    changedConfig = changedConfigIter.value();
+    changedConfigIter = _changedBufferViews.erase(changedConfigIter);
+    config->requestUpdate(changedConfig->toVariantMap());
+    changedConfig->deleteLater();
+  }
+
+  QList<BufferViewConfig *>::iterator newConfigIter = _newBufferViews.begin();
+  QList<BufferViewConfig *>::iterator newConfigIterEnd = _newBufferViews.end();
+  while(newConfigIter != newConfigIterEnd) {
+    config = *newConfigIter;
+    newConfigIter = _newBufferViews.erase(newConfigIter);
+    newConfigs << config->toVariantMap();
+    config->deleteLater();
+  }
+  if(Client::bufferViewManager()) {
+    Client::bufferViewManager()->requestCreateBufferViews(newConfigs);
+  }
+
+  load();
+  setEnabled(true);
 }
 
 void BufferViewSettingsPage::coreConnectionStateChanged(bool state) {
@@ -66,35 +187,83 @@ void BufferViewSettingsPage::coreConnectionStateChanged(bool state) {
 }
 
 void BufferViewSettingsPage::addBufferView(BufferViewConfig *config) {
-  _viewToListPos[config->bufferViewId()] = ui.bufferViewList->count();
-  _listPosToView[ui.bufferViewList->count()] = config->bufferViewId();
-  ui.bufferViewList->addItem(config->bufferViewName());
+  QListWidgetItem *item = new QListWidgetItem(config->bufferViewName(), ui.bufferViewList);
+  item->setData(Qt::UserRole, qVariantFromValue<QObject *>(qobject_cast<QObject *>(config)));
   connect(config, SIGNAL(updatedRemotely()), this, SLOT(updateBufferView()));
+  connect(config, SIGNAL(destroyed()), this, SLOT(bufferViewDeleted()));
+  ui.deleteBufferView->setEnabled(ui.bufferViewList->count() > 1);
 }
 
 void BufferViewSettingsPage::addBufferView(int bufferViewId) {
+  // we are informed about a new bufferview from Client::bufferViewManager()
   Q_ASSERT(Client::bufferViewManager());
   addBufferView(Client::bufferViewManager()->bufferViewConfig(bufferViewId));
+  selectBufferViewById(bufferViewId);
+}
+
+void BufferViewSettingsPage::bufferViewDeleted() {
+  BufferViewConfig *config = static_cast<BufferViewConfig *>(sender());
+  QObject *obj;
+  for(int i = 0; i < ui.bufferViewList->count(); i++) {
+    obj = ui.bufferViewList->item(i)->data(Qt::UserRole).value<QObject *>();
+    if(config == static_cast<BufferViewConfig *>(obj)) {
+      QListWidgetItem *item = ui.bufferViewList->takeItem(i);
+      delete item;
+      break;
+    }
+  }
+  ui.deleteBufferView->setEnabled(ui.bufferViewList->count() > 1);
 }
 
 void BufferViewSettingsPage::newBufferView(const QString &bufferViewName) {
   // id's of newly created bufferviews are negative (-1, -2... -n)
   int fakeId = -1 * (_newBufferViews.count() + 1);
-  addBufferView(new BufferViewConfig(fakeId));
+  BufferViewConfig *config = new BufferViewConfig(fakeId);
+  config->setBufferViewName(bufferViewName);
+  config->setInitialized();
+  QList<BufferId> bufferIds;
+  if(config->addNewBuffersAutomatically()) {
+    if(config->sortAlphabetically())
+      bufferIds = Client::networkModel()->allBufferIdsSorted();
+    else
+      bufferIds = Client::networkModel()->allBufferIds();
+  }
+  config->initSetBufferList(bufferIds);
+
+  _newBufferViews << config;
+  addBufferView(config);
+  ui.bufferViewList->setCurrentRow(listPos(config));
 }
-      
+
 int BufferViewSettingsPage::listPos(BufferViewConfig *config) {
-  if(_viewToListPos.contains(config->bufferViewId()))
-    return _viewToListPos[config->bufferViewId()];
-  else
-    return -1;
+  QObject *obj;
+  for(int i = 0; i < ui.bufferViewList->count(); i++) {
+    obj = ui.bufferViewList->item(i)->data(Qt::UserRole).value<QObject *>();
+    if(config == qobject_cast<BufferViewConfig *>(obj))
+      return i;
+  }
+  return -1;
 }
 
-int BufferViewSettingsPage::bufferViewId(int listPos) {
-  if(_listPosToView.contains(listPos))
-    return _listPosToView[listPos];
-  else
-    return -1;
+BufferViewConfig *BufferViewSettingsPage::bufferView(int listPos) {
+  if(listPos < ui.bufferViewList->count() && listPos >= 0) {
+    QObject *obj = ui.bufferViewList->item(listPos)->data(Qt::UserRole).value<QObject *>();
+    return qobject_cast<BufferViewConfig *>(obj);
+  } else {
+    return 0;
+  }
+}
+
+bool BufferViewSettingsPage::selectBufferViewById(int bufferViewId) {
+  BufferViewConfig *config;
+  for(int i = 0; i < ui.bufferViewList->count(); i++) {
+    config = qobject_cast<BufferViewConfig *>(ui.bufferViewList->item(i)->data(Qt::UserRole).value<QObject *>());
+    if(config && config->bufferViewId() == bufferViewId) {
+      ui.bufferViewList->setCurrentRow(i);
+      return true;
+    }
+  }
+  return false;
 }
 
 void BufferViewSettingsPage::updateBufferView() {
@@ -108,12 +277,20 @@ void BufferViewSettingsPage::updateBufferView() {
     return;
   }
   ui.bufferViewList->item(itemPos)->setText(config->bufferViewName());
+  if(itemPos == ui.bufferViewList->currentRow())
+    loadConfig(config);
+}
+
+void BufferViewSettingsPage::enableStatusBuffers(int networkIdx) {
+  // we don't show a status buffer if we show multiple networks as selecting
+  // the network is the same as selecting the status buffer.
+  ui.onlyStatusBuffers->setEnabled(networkIdx != 0);
 }
 
 void BufferViewSettingsPage::on_addBufferView_clicked() {
   if(!Client::bufferViewManager())
     return;
-  
+
   QStringList existing;
   foreach(BufferViewConfig *bufferConfig, Client::bufferViewManager()->bufferViewConfigs()) {
     existing << bufferConfig->bufferViewName();
@@ -122,6 +299,7 @@ void BufferViewSettingsPage::on_addBufferView_clicked() {
   BufferViewEditDlg dlg(QString(), existing, this);
   if(dlg.exec() == QDialog::Accepted) {
     newBufferView(dlg.bufferViewName());
+    changed();
   }
 }
 
@@ -131,8 +309,8 @@ void BufferViewSettingsPage::on_renameBufferView_clicked() {
 
   if(!Client::bufferViewManager())
     return;
-  
-  BufferViewConfig *config = Client::bufferViewManager()->bufferViewConfig(bufferViewId(ui.bufferViewList->currentRow()));
+
+  BufferViewConfig *config = bufferView(ui.bufferViewList->currentRow());
   if(!config)
     return;
 
@@ -142,18 +320,191 @@ void BufferViewSettingsPage::on_renameBufferView_clicked() {
   }
 
   BufferViewEditDlg dlg(config->bufferViewName(), existing, this);
-  if(dlg.exec() != QDialog::Accepted)
+  if(dlg.exec() == QDialog::Accepted) {
+    BufferViewConfig *changedConfig = cloneConfig(config);
+    changedConfig->setBufferViewName(dlg.bufferViewName());
+    ui.bufferViewList->item(listPos(config))->setText(dlg.bufferViewName());
+    changed();
+  }
+}
+
+void BufferViewSettingsPage::on_deleteBufferView_clicked() {
+  if(ui.bufferViewList->selectedItems().isEmpty())
     return;
-  
-  BufferViewConfig *changedConfig;
-  if(!_changedBufferViews.contains(config)) {
-    _changedBufferViews[config] = new BufferViewConfig(-1);
-    _changedBufferViews[config]->fromVariantMap(config->toVariantMap());
+
+  QListWidgetItem *currentItem = ui.bufferViewList->item(ui.bufferViewList->currentRow());
+  QString viewName = currentItem->text();
+  int viewId = bufferView(ui.bufferViewList->currentRow())->bufferViewId();
+  int ret = QMessageBox::question(this, tr("Delete Buffer View?"),
+                                    tr("Do you really want to delete the buffer view \"%1\"?").arg(viewName),
+                                    QMessageBox::Yes|QMessageBox::No, QMessageBox::No);
+
+  if(ret == QMessageBox::Yes) {
+    ui.bufferViewList->removeItemWidget(currentItem);
+    BufferViewConfig *config = qobject_cast<BufferViewConfig *>(currentItem->data(Qt::UserRole).value<QObject *>());
+    delete currentItem;
+    if(viewId >= 0) {
+      _deleteBufferViews << viewId;
+      changed();
+    } else if(config) {
+      QList<BufferViewConfig *>::iterator iter = _newBufferViews.begin();
+      while(iter != _newBufferViews.end()) {
+       if(*iter == config) {
+         iter = _newBufferViews.erase(iter);
+         break;
+       } else {
+         iter++;
+       }
+      }
+      delete config;
+      if(_deleteBufferViews.isEmpty() && _changedBufferViews.isEmpty() && _newBufferViews.isEmpty())
+       setChangedState(false);
+    }
   }
-  
-  changedConfig = _changedBufferViews[config];
-  changedConfig->setBufferViewName(dlg.bufferViewName());
-  changed();
+}
+
+void BufferViewSettingsPage::bufferViewSelectionChanged(const QItemSelection &current, const QItemSelection &previous) {
+  Q_UNUSED(previous)
+
+  if(!current.isEmpty()) {
+    ui.settingsGroupBox->setEnabled(true);
+    ui.bufferViewPreview->setEnabled(true);
+
+    loadConfig(configForDisplay(bufferView(ui.bufferViewList->currentRow())));
+  } else {
+    ui.settingsGroupBox->setEnabled(false);
+    ui.bufferViewPreview->setEnabled(false);
+  }
+}
+
+void BufferViewSettingsPage::loadConfig(BufferViewConfig *config) {
+  if(!config)
+    return;
+
+  _ignoreWidgetChanges = true;
+  ui.onlyStatusBuffers->setChecked(BufferInfo::StatusBuffer & config->allowedBufferTypes());
+  ui.onlyChannelBuffers->setChecked(BufferInfo::ChannelBuffer & config->allowedBufferTypes());
+  ui.onlyQueryBuffers->setChecked(BufferInfo::QueryBuffer & config->allowedBufferTypes());
+  ui.addNewBuffersAutomatically->setChecked(config->addNewBuffersAutomatically());
+  ui.sortAlphabetically->setChecked(config->sortAlphabetically());
+  ui.hideInactiveBuffers->setChecked(config->hideInactiveBuffers());
+
+  int networkIndex = 0;
+  for(int i = 0; i < ui.networkSelector->count(); i++) {
+    if(ui.networkSelector->itemData(i).value<NetworkId>() == config->networkId()) {
+      networkIndex = i;
+      break;
+    }
+  }
+  ui.networkSelector->setCurrentIndex(networkIndex);
+
+  int activityIndex = 0;
+  int minimumActivity = config->minimumActivity();
+  while(minimumActivity) {
+    activityIndex++;
+    minimumActivity = minimumActivity >> 1;
+  }
+  ui.minimumActivitySelector->setCurrentIndex(activityIndex);
+
+  ui.bufferViewPreview->setFilteredModel(Client::bufferModel(), config);
+
+  _ignoreWidgetChanges = false;
+}
+
+void BufferViewSettingsPage::saveConfig(BufferViewConfig *config) {
+  if(!config)
+    return;
+
+  int allowedBufferTypes = 0;
+  if(ui.onlyStatusBuffers->isChecked())
+    allowedBufferTypes |= BufferInfo::StatusBuffer;
+  if(ui.onlyChannelBuffers->isChecked())
+    allowedBufferTypes |= BufferInfo::ChannelBuffer;
+  if(ui.onlyQueryBuffers->isChecked())
+    allowedBufferTypes |= BufferInfo::QueryBuffer;
+  config->setAllowedBufferTypes(allowedBufferTypes);
+
+  config->setAddNewBuffersAutomatically(ui.addNewBuffersAutomatically->isChecked());
+  config->setSortAlphabetically(ui.sortAlphabetically->isChecked());
+  config->setHideInactiveBuffers(ui.hideInactiveBuffers->isChecked());
+  config->setNetworkId(ui.networkSelector->itemData(ui.networkSelector->currentIndex()).value<NetworkId>());
+
+  int minimumActivity = 0;
+  if(ui.minimumActivitySelector->currentIndex() > 0)
+    minimumActivity = 1 << (ui.minimumActivitySelector->currentIndex() - 1);
+  config->setMinimumActivity(minimumActivity);
+
+  if(_newBufferViews.contains(config)) {
+    QList<BufferId> bufferIds;
+    if(config->addNewBuffersAutomatically()) {
+      if(config->sortAlphabetically())
+       bufferIds = Client::networkModel()->allBufferIdsSorted();
+      else
+       bufferIds = Client::networkModel()->allBufferIds();
+    }
+    config->initSetBufferList(bufferIds);
+  }
+}
+
+void BufferViewSettingsPage::widgetHasChanged() {
+  if(_ignoreWidgetChanges)
+    return;
+  setChangedState(testHasChanged());
+}
+
+bool BufferViewSettingsPage::testHasChanged() {
+  saveConfig(cloneConfig(bufferView(ui.bufferViewList->currentRow())));
+
+  if(!_newBufferViews.isEmpty())
+    return true;
+
+  bool changed = false;
+  QHash<BufferViewConfig *, BufferViewConfig *>::iterator iter = _changedBufferViews.begin();
+  QHash<BufferViewConfig *, BufferViewConfig *>::iterator iterEnd = _changedBufferViews.end();
+  while(iter != iterEnd) {
+    if(&(iter.key()) == &(iter.value())) {
+      iter.value()->deleteLater();
+      iter = _changedBufferViews.erase(iter);
+    } else {
+      changed = true;
+      iter++;
+    }
+  }
+  return changed;
+}
+
+BufferViewConfig *BufferViewSettingsPage::cloneConfig(BufferViewConfig *config) {
+  if(!config || config->bufferViewId() < 0)
+    return config;
+
+  if(_changedBufferViews.contains(config))
+    return _changedBufferViews[config];
+
+  BufferViewConfig *changedConfig = new BufferViewConfig(-1, this);
+  changedConfig->fromVariantMap(config->toVariantMap());
+  changedConfig->setInitialized();
+  _changedBufferViews[config] = changedConfig;
+  connect(config, SIGNAL(bufferAdded(const BufferId &, int)), changedConfig, SLOT(addBuffer(const BufferId &, int)));
+  connect(config, SIGNAL(bufferMoved(const BufferId &, int)), changedConfig, SLOT(moveBuffer(const BufferId &, int)));
+  connect(config, SIGNAL(bufferRemoved(const BufferId &)), changedConfig, SLOT(removeBuffer(const BufferId &)));
+  connect(config, SIGNAL(addBufferRequested(const BufferId &, int)), changedConfig, SLOT(addBuffer(const BufferId &, int)));
+  connect(config, SIGNAL(moveBufferRequested(const BufferId &, int)), changedConfig, SLOT(moveBuffer(const BufferId &, int)));
+  connect(config, SIGNAL(removeBufferRequested(const BufferId &)), changedConfig, SLOT(removeBuffer(const BufferId &)));
+
+  // if this is the currently displayed view we have to change the config of the preview filter
+  BufferViewFilter *filter = qobject_cast<BufferViewFilter *>(ui.bufferViewPreview->model());
+  if(filter && filter->config() == config)
+    filter->setConfig(changedConfig);
+  ui.bufferViewPreview->setConfig(changedConfig);
+
+  return changedConfig;
+}
+
+BufferViewConfig *BufferViewSettingsPage::configForDisplay(BufferViewConfig *config) {
+  if(_changedBufferViews.contains(config))
+    return _changedBufferViews[config];
+  else
+    return config;
 }