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#include "lsscenemodel.h"
LSSceneModel::LSSceneModel(LYTLayout *layout, QObject *parent) :
QAbstractItemModel(parent)
{
m_layout = layout;
}
QModelIndex LSSceneModel::index(int row, int column, const QModelIndex &parent) const {
if (!hasIndex(row, column, parent))
return QModelIndex();
if (!parent.isValid())
return createIndex(row, column, m_layout->rootPane);
// what's the parent..?
LYTPane *parentPane = (LYTPane*)parent.internalPointer();
LYTPane *pane = parentPane->children.at(row);
return createIndex(row, column, pane);
}
QModelIndex LSSceneModel::parent(const QModelIndex &child) const {
if (!child.isValid())
return QModelIndex();
LYTPane *childPane = (LYTPane*)child.internalPointer();
LYTPane *parentPane = childPane->parent;
if (parentPane) {
LYTPane *parentParentPane = parentPane->parent;
int index = parentParentPane ? parentParentPane->children.indexOf(parentPane) : 0;
return createIndex(index, 0, parentPane);
} else {
return QModelIndex();
}
}
int LSSceneModel::rowCount(const QModelIndex &parent) const {
if (!parent.isValid()) {
return 1; // the root pane
}
LYTPane *parentPane = (LYTPane*)parent.internalPointer();
return parentPane->children.count();
}
int LSSceneModel::columnCount(const QModelIndex &parent) const {
return 1;
}
QVariant LSSceneModel::data(const QModelIndex &index, int role) const {
LYTPane *pane = (LYTPane*)index.internalPointer();
if (pane) {
switch (role) {
case Qt::DisplayRole:
return pane->name;
}
}
return QVariant();
}
Qt::ItemFlags LSSceneModel::flags(const QModelIndex &index) const {
Qt::ItemFlags flag;
flag = Qt::ItemIsEnabled | Qt::ItemIsSelectable |
Qt::ItemIsDropEnabled | Qt::ItemIsEditable;
if (index.isValid() && index.parent().isValid())
flag |= Qt::ItemIsDragEnabled;
return flag;
}
Qt::DropActions LSSceneModel::supportedDropActions() const {
return Qt::CopyAction | Qt::MoveAction;
}
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