+void BufferView::wheelEvent(QWheelEvent* event) {
+ if(ItemViewSettings().mouseWheelChangesBuffer() == (bool)(event->modifiers() & Qt::AltModifier))
+ return QTreeView::wheelEvent(event);
+
+ int rowDelta = ( event->delta() > 0 ) ? -1 : 1;
+ QModelIndex currentIndex = selectionModel()->currentIndex();
+ QModelIndex resultingIndex;
+ if( model()->hasIndex( currentIndex.row() + rowDelta, currentIndex.column(), currentIndex.parent() ) )
+ {
+ resultingIndex = currentIndex.sibling( currentIndex.row() + rowDelta, currentIndex.column() );
+ }
+ else //if we scroll into a the parent node...
+ {
+ QModelIndex parent = currentIndex.parent();
+ QModelIndex aunt = parent.sibling( parent.row() + rowDelta, parent.column() );
+ if( rowDelta == -1 )
+ resultingIndex = aunt.child( model()->rowCount( aunt ) - 1, 0 );
+ else
+ resultingIndex = aunt.child( 0, 0 );
+ if( !resultingIndex.isValid() )
+ return;
+ }
+ selectionModel()->setCurrentIndex( resultingIndex, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows );
+ selectionModel()->select( resultingIndex, QItemSelectionModel::ClearAndSelect );
+
+}
+
+QSize BufferView::sizeHint() const {
+ return QTreeView::sizeHint();
+
+ if(!model())
+ return QTreeView::sizeHint();
+
+ if(model()->rowCount() == 0)
+ return QSize(120, 50);
+
+ int columnSize = 0;
+ for(int i = 0; i < model()->columnCount(); i++) {
+ if(!isColumnHidden(i))
+ columnSize += sizeHintForColumn(i);
+ }
+ return QSize(columnSize, 50);
+}
+
+
+// ****************************************
+// BufferViewDelgate
+// ****************************************
+class ColorsChangedEvent : public QEvent {
+public:
+ ColorsChangedEvent() : QEvent(QEvent::User) {};
+};
+
+BufferViewDelegate::BufferViewDelegate(QObject *parent)
+ : QStyledItemDelegate(parent)
+{
+}
+
+void BufferViewDelegate::customEvent(QEvent *event) {
+ if(event->type() != QEvent::User)
+ return;
+
+ event->accept();
+}
+
+bool BufferViewDelegate::editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option, const QModelIndex &index) {
+ if(event->type() != QEvent::MouseButtonRelease)
+ return QStyledItemDelegate::editorEvent(event, model, option, index);
+
+ if(!(model->flags(index) & Qt::ItemIsUserCheckable))
+ return QStyledItemDelegate::editorEvent(event, model, option, index);
+
+ QVariant value = index.data(Qt::CheckStateRole);
+ if(!value.isValid())
+ return QStyledItemDelegate::editorEvent(event, model, option, index);
+
+ QStyleOptionViewItemV4 viewOpt(option);
+ initStyleOption(&viewOpt, index);
+
+ QRect checkRect = viewOpt.widget->style()->subElementRect(QStyle::SE_ItemViewItemCheckIndicator, &viewOpt, viewOpt.widget);
+ QMouseEvent *me = static_cast<QMouseEvent*>(event);
+
+ if(me->button() != Qt::LeftButton || !checkRect.contains(me->pos()))
+ return QStyledItemDelegate::editorEvent(event, model, option, index);
+
+ Qt::CheckState state = static_cast<Qt::CheckState>(value.toInt());
+ if(state == Qt::Unchecked)
+ state = Qt::PartiallyChecked;
+ else if(state == Qt::PartiallyChecked)
+ state = Qt::Checked;
+ else
+ state = Qt::Unchecked;
+ model->setData(index, state, Qt::CheckStateRole);
+ return true;
+}
+
+// ==============================
+// BufferView Dock
+// ==============================
+BufferViewDock::BufferViewDock(BufferViewConfig *config, QWidget *parent)
+ : QDockWidget(config->bufferViewName(), parent)
+{
+ setObjectName("BufferViewDock-" + QString::number(config->bufferViewId()));
+ toggleViewAction()->setData(config->bufferViewId());
+ setAllowedAreas(Qt::RightDockWidgetArea|Qt::LeftDockWidgetArea);
+ connect(config, SIGNAL(bufferViewNameSet(const QString &)), this, SLOT(bufferViewRenamed(const QString &)));
+}
+
+void BufferViewDock::bufferViewRenamed(const QString &newName) {
+ setWindowTitle(newName);
+ toggleViewAction()->setText(newName);
+}
+
+int BufferViewDock::bufferViewId() const {
+ BufferView *view = bufferView();
+ if(!view)
+ return 0;
+
+ if(view->config())
+ return view->config()->bufferViewId();
+ else
+ return 0;
+}
+
+BufferViewConfig *BufferViewDock::config() const {
+ BufferView *view = bufferView();
+ if(!view)
+ return 0;
+ else
+ return view->config();
+}