Adds possibility to remove section contents.

AdvancedDockingSystemDemo/src/dialogs/SectionContentListModel.cpp

@@ -0,0 +1,85 @@
+#include "SectionContentListModel.h"
+
+SectionContentListModel::SectionContentListModel(QObject* parent) :
+	QAbstractTableModel(parent)
+{
+	_headers.insert(UidColumn, "UID");
+	_headers.insert(UniqueNameColumn, "Unique Name");
+	_headers.insert(TitleColumn, "Title");
+}
+
+SectionContentListModel::~SectionContentListModel()
+{
+}
+
+void SectionContentListModel::init(ADS_NS::ContainerWidget* cw)
+{
+	beginResetModel();
+	_cw = cw;
+	_contents = _cw->contents();
+	endResetModel();
+}
+
+int SectionContentListModel::columnCount(const QModelIndex& parent) const
+{
+	return _headers.count();
+}
+
+QVariant SectionContentListModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+	if (orientation == Qt::Horizontal && role == Qt::DisplayRole)
+		return _headers.value(section);
+	return QVariant();
+}
+
+int SectionContentListModel::rowCount(const QModelIndex& parent) const
+{
+	return _contents.count();
+}
+
+QVariant SectionContentListModel::data(const QModelIndex& index, int role) const
+{
+	if (!index.isValid() || index.row() > rowCount(index) - 1)
+		return QVariant();
+
+	const ADS_NS::SectionContent::RefPtr sc = _contents.at(index.row());
+	if (sc.isNull())
+		return QVariant();
+
+	switch (role)
+	{
+		case Qt::DisplayRole:
+		{
+			switch (index.column())
+			{
+				case UidColumn:
+					return sc->uid();
+				case UniqueNameColumn:
+					return sc->uniqueName();
+				case TitleColumn:
+					return sc->title();
+			}
+		}
+	}
+	return QVariant();
+}
+
+bool SectionContentListModel::removeRows(int row, int count, const QModelIndex& parent)
+{
+	if (row > rowCount(parent) - 1)
+		return false;
+
+	const int first = row;
+	const int last = row + count - 1;
+	beginRemoveRows(parent, first, last);
+
+	for (int i = last; i >= first; --i)
+	{
+		const ADS_NS::SectionContent::RefPtr sc = _contents.at(i);
+		_cw->removeSectionContent(sc);
+		_contents.removeAt(i);
+	}
+
+	endRemoveRows();
+	return true;
+}