+ header()->setSectionHidden((action->property("column")).toInt(), !checked);
+}
+
+void BufferView::contextMenuEvent(QContextMenuEvent *event) {
+ QModelIndex index = indexAt(event->pos());
+ if(!index.isValid())
+ index = rootIndex();
+
+ QMenu contextMenu(this);
+
+ if(index.isValid()) {
+ addActionsToMenu(&contextMenu, index);
+ }
+
+ addFilterActions(&contextMenu, index);
+
+ if(!contextMenu.actions().isEmpty())
+ contextMenu.exec(QCursor::pos());
+}
+
+void BufferView::addActionsToMenu(QMenu *contextMenu, const QModelIndex &index) {
+ QModelIndexList indexList = selectedIndexes();
+ // make sure the item we clicked on is first
+ indexList.removeAll(index);
+ indexList.prepend(index);
+
+ GraphicalUi::contextMenuActionProvider()->addActions(contextMenu, indexList, this, "menuActionTriggered", (bool)config());
+}
+
+void BufferView::addFilterActions(QMenu *contextMenu, const QModelIndex &index) {
+ BufferViewFilter *filter = qobject_cast<BufferViewFilter *>(model());
+ if(filter) {
+ QList<QAction *> filterActions = filter->actions(index);
+ if(!filterActions.isEmpty()) {
+ contextMenu->addSeparator();
+ foreach(QAction *action, filterActions) {
+ contextMenu->addAction(action);
+ }
+ }
+ }
+}
+
+void BufferView::menuActionTriggered(QAction *result) {
+ ContextMenuActionProvider::ActionType type = (ContextMenuActionProvider::ActionType)result->data().toInt();
+ switch(type) {
+ case ContextMenuActionProvider::HideBufferTemporarily:
+ removeSelectedBuffers();
+ break;
+ case ContextMenuActionProvider::HideBufferPermanently:
+ removeSelectedBuffers(true);
+ break;
+ default:
+ return;
+ }
+}
+
+void BufferView::nextBuffer() {
+ changeBuffer(Forward);
+}
+
+void BufferView::previousBuffer() {
+ changeBuffer(Backward);
+}
+
+void BufferView::changeBuffer(Direction direction) {
+ QModelIndex currentIndex = selectionModel()->currentIndex();
+ QModelIndex resultingIndex;
+ if(model()->hasIndex( currentIndex.row() + direction, currentIndex.column(), currentIndex.parent()))
+ resultingIndex = currentIndex.sibling(currentIndex.row() + direction, currentIndex.column());
+
+ else {
+ //if we scroll into a the parent node...
+ QModelIndex parent = currentIndex.parent();
+ QModelIndex aunt = parent.sibling(parent.row() + direction, parent.column());
+ if(direction == Backward)
+ 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 );
+}
+
+void BufferView::wheelEvent(QWheelEvent* event) {
+ if(ItemViewSettings().mouseWheelChangesBuffer() == (bool)(event->modifiers() & Qt::AltModifier))
+ return QTreeView::wheelEvent(event);
+
+ int rowDelta = ( event->delta() > 0 ) ? -1 : 1;
+ changeBuffer((Direction)rowDelta);
+}
+
+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(parent),
+ _active(false),
+ _title(config->bufferViewName())
+{
+ 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 &)));
+ updateTitle();
+}
+
+void BufferViewDock::updateTitle() {
+ QString title = _title;
+ if(isActive())
+ title.prepend(QString::fromUtf8("• "));
+ setWindowTitle(title);
+}
+
+void BufferViewDock::setActive(bool active) {
+ if(active != isActive()) {
+ _active = active;
+ updateTitle();
+ if(active)
+ raise(); // for tabbed docks
+ }
+}
+
+void BufferViewDock::bufferViewRenamed(const QString &newName) {
+ _title = newName;
+ updateTitle();
+ 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();