src/qtui/nicklistwidget.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2014 by the Quassel Project                        *
   3  *   devel@quassel-irc.org                                                 *
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   8  *   (at your option) version 3.                                           *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
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  14  *                                                                         *
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  20
  21 #include "nicklistwidget.h"
  22
  23 #include "nickview.h"
  24 #include "client.h"
  25 #include "networkmodel.h"
  26 #include "buffermodel.h"
  27 #include "nickviewfilter.h"
  28 #include "qtuisettings.h"
  29
  30 #include <QAction>
  31 #include <QDebug>
  32 #include <QEvent>
  33 #include <QAbstractButton>
  34
  35 NickListWidget::NickListWidget(QWidget *parent)
  36     : AbstractItemView(parent)
  37 {
  38     ui.setupUi(this);
  39 }
  40
  41
  42 QDockWidget *NickListWidget::dock() const
  43 {
  44     QDockWidget *dock = qobject_cast<QDockWidget *>(parent());
  45     if (dock)
  46         return dock;
  47     else
  48         return 0;
  49 }
  50
  51
  52 void NickListWidget::hideEvent(QHideEvent *event)
  53 {
  54     emit nickSelectionChanged(QModelIndexList());
  55     AbstractItemView::hideEvent(event);
  56 }
  57
  58
  59 void NickListWidget::showEvent(QShowEvent *event)
  60 {
  61     NickView *view = qobject_cast<NickView *>(ui.stackedWidget->currentWidget());
  62     if (view)
  63         emit nickSelectionChanged(view->selectedIndexes());
  64
  65     AbstractItemView::showEvent(event);
  66 }
  67
  68
  69 void NickListWidget::showWidget(bool visible)
  70 {
  71     if (!selectionModel())
  72         return;
  73
  74     QModelIndex currentIndex = selectionModel()->currentIndex();
  75     if (currentIndex.data(NetworkModel::BufferTypeRole) == BufferInfo::ChannelBuffer) {
  76         QDockWidget *dock_ = dock();
  77         if (!dock_)
  78             return;
  79
  80         if (visible)
  81             dock_->show();
  82         else
  83             dock_->close();
  84     }
  85 }
  86
  87
  88 void NickListWidget::currentChanged(const QModelIndex &current, const QModelIndex &previous)
  89 {
  90     BufferInfo::Type bufferType = (BufferInfo::Type)current.data(NetworkModel::BufferTypeRole).toInt();
  91     BufferId newBufferId = current.data(NetworkModel::BufferIdRole).value<BufferId>();
  92     BufferId oldBufferId = previous.data(NetworkModel::BufferIdRole).value<BufferId>();
  93
  94     if (bufferType != BufferInfo::ChannelBuffer) {
  95         ui.stackedWidget->setCurrentWidget(ui.emptyPage);
  96         emit nickSelectionChanged(QModelIndexList());
  97         return;
  98     }
  99
 100     // See NickListDock::NickListDock() below
 101 //   if(bufferType != BufferInfo::ChannelBuffer) {
 102 //     ui.stackedWidget->setCurrentWidget(ui.emptyPage);
 103 //     QDockWidget *dock_ = dock();
 104 //     if(dock_) {
 105 //       dock_->close();
 106 //     }
 107 //     return;
 108 //   } else {
 109 //     QDockWidget *dock_ = dock();
 110 //     if(dock_ && dock_->toggleViewAction()->isChecked()) {
 111 //       dock_->show();
 112 //     }
 113 //   }
 114
 115     if (newBufferId == oldBufferId)
 116         return;
 117
 118     NickView *view;
 119     if (nickViews.contains(newBufferId)) {
 120         view = nickViews.value(newBufferId);
 121         ui.stackedWidget->setCurrentWidget(view);
 122     }
 123     else {
 124         view = new NickView(this);
 125         NickViewFilter *filter = new NickViewFilter(newBufferId, Client::networkModel());
 126         view->setModel(filter);
 127         QModelIndex source_current = Client::bufferModel()->mapToSource(current);
 128         view->setRootIndex(filter->mapFromSource(source_current));
 129         nickViews[newBufferId] = view;
 130         ui.stackedWidget->addWidget(view);
 131         ui.stackedWidget->setCurrentWidget(view);
 132         connect(view, SIGNAL(selectionUpdated()), SLOT(nickSelectionChanged()));
 133     }
 134     emit nickSelectionChanged(view->selectedIndexes());
 135 }
 136
 137
 138 void NickListWidget::nickSelectionChanged()
 139 {
 140     NickView *view = qobject_cast<NickView *>(sender());
 141     Q_ASSERT(view);
 142     if (view != ui.stackedWidget->currentWidget()) {
 143         qDebug() << "Nick selection of hidden view changed!";
 144         return;
 145     }
 146     emit nickSelectionChanged(view->selectedIndexes());
 147 }
 148
 149
 150 void NickListWidget::rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end)
 151 {
 152     Q_ASSERT(model());
 153     if (!parent.isValid()) {
 154         // ok this means that whole networks are about to be removed
 155         // we can't determine which buffers are affect, so we hope that all nets are removed
 156         // this is the most common case (for example disconnecting from the core or terminating the clint)
 157         NickView *nickView;
 158         QHash<BufferId, NickView *>::iterator iter = nickViews.begin();
 159         while (iter != nickViews.end()) {
 160             nickView = *iter;
 161             iter = nickViews.erase(iter);
 162             ui.stackedWidget->removeWidget(nickView);
 163             QAbstractItemModel *model = nickView->model();
 164             nickView->setModel(0);
 165             if (QSortFilterProxyModel *filter = qobject_cast<QSortFilterProxyModel *>(model))
 166                 filter->setSourceModel(0);
 167             model->deleteLater();
 168             nickView->deleteLater();
 169         }
 170     }
 171     else {
 172         // check if there are explicitly buffers removed
 173         for (int i = start; i <= end; i++) {
 174             QVariant variant = parent.child(i, 0).data(NetworkModel::BufferIdRole);
 175             if (!variant.isValid())
 176                 continue;
 177
 178             BufferId bufferId = qVariantValue<BufferId>(variant);
 179             removeBuffer(bufferId);
 180         }
 181     }
 182 }
 183
 184
 185 void NickListWidget::removeBuffer(BufferId bufferId)
 186 {
 187     if (!nickViews.contains(bufferId))
 188         return;
 189
 190     NickView *view = nickViews.take(bufferId);
 191     ui.stackedWidget->removeWidget(view);
 192     QAbstractItemModel *model = view->model();
 193     view->setModel(0);
 194     if (QSortFilterProxyModel *filter = qobject_cast<QSortFilterProxyModel *>(model))
 195         filter->setSourceModel(0);
 196     model->deleteLater();
 197     view->deleteLater();
 198 }
 199
 200
 201 QSize NickListWidget::sizeHint() const
 202 {
 203     QWidget *currentWidget = ui.stackedWidget->currentWidget();
 204     if (!currentWidget || currentWidget == ui.emptyPage)
 205         return QSize(100, height());
 206     else
 207         return currentWidget->sizeHint();
 208 }
 209
 210
 211 // ==============================
 212 //  NickList Dock
 213 // ==============================
 214 NickListDock::NickListDock(const QString &title, QWidget *parent)
 215     : QDockWidget(title, parent)
 216 {
 217     // THIS STUFF IS NEEDED FOR NICKLIST AUTOHIDE...
 218     // AS THIS BRINGS LOTS OF FUCKUPS WITH IT IT'S DEACTIVATED FOR NOW...
 219
 220 //   QAction *toggleView = toggleViewAction();
 221 //   disconnect(toggleView, SIGNAL(triggered(bool)), this, 0);
 222 //   toggleView->setChecked(QtUiSettings().value("ShowNickList", QVariant(true)).toBool());
 223
 224 //   // reconnecting the closebuttons clicked signal to the action
 225 //   foreach(QAbstractButton *button, findChildren<QAbstractButton *>()) {
 226 //     if(disconnect(button, SIGNAL(clicked()), this, SLOT(close())))
 227 //       connect(button, SIGNAL(clicked()), toggleView, SLOT(trigger()));
 228 //   }
 229 }
 230
 231
 232 // NickListDock::~NickListDock() {
 233 //   QtUiSettings().setValue("ShowNickList", toggleViewAction()->isChecked());
 234 // }
 235
 236 // bool NickListDock::event(QEvent *event) {
 237 //   switch (event->type()) {
 238 //   case QEvent::Hide:
 239 //   case QEvent::Show:
 240 //     emit visibilityChanged(event->type() == QEvent::Show);
 241 //     return QWidget::event(event);
 242 //   default:
 243 //     return QDockWidget::event(event);
 244 //   }
 245 // }