Add weightsystem delegate to enable editing of weightsystem

This is very much analogous to the way cylinders are implemented.
That means that just like with cylinders, if the user enters a new type
and hits 'tab' before hitting 'enter', Subsurface will crash.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/qt-ui/modeldelegates.cpp b/qt-ui/modeldelegates.cpp
index 0cffe98c4..b80e30fcd 100644
--- a/qt-ui/modeldelegates.cpp
+++ b/qt-ui/modeldelegates.cpp
@@ -92,3 +92,43 @@ void TankInfoDelegate::setModelData(QWidget* editor, QAbstractItemModel* model,
 TankInfoDelegate::TankInfoDelegate(QObject* parent): QStyledItemDelegate(parent)
 {
 }
+
+QWidget* WSInfoDelegate::createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const
+{
+	QComboBox *comboDelegate = new QComboBox(parent);
+	WSInfoModel *model = WSInfoModel::instance();
+	comboDelegate->setModel(model);
+	comboDelegate->setEditable(true);
+	comboDelegate->setAutoCompletion(true);
+	comboDelegate->setAutoCompletionCaseSensitivity(Qt::CaseInsensitive);
+	comboDelegate->completer()->setCompletionMode(QCompleter::PopupCompletion);
+	return comboDelegate;
+}
+
+void WSInfoDelegate::setEditorData(QWidget* editor, const QModelIndex& index) const
+{
+	QComboBox *c = qobject_cast<QComboBox*>(editor);
+	QString data = index.model()->data(index, Qt::DisplayRole).toString();
+	int i = c->findText(data);
+	if (i != -1)
+		c->setCurrentIndex(i);
+	else
+		c->setEditText(data);
+}
+
+void WSInfoDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const
+{
+	QComboBox *c = static_cast<QComboBox*>(editor);
+	WeightModel *mymodel = qobject_cast<WeightModel *>(model);
+	WSInfoModel *ws = WSInfoModel::instance();
+	QModelIndex wsIndex = ws->match(ws->index(0,0), Qt::DisplayRole, c->currentText()).first();
+
+	int grams = ws->data(ws->index(wsIndex.row(), WSInfoModel::GR)).toInt();
+
+	mymodel->setData(index, c->currentText(), Qt::EditRole);
+	mymodel->passInData(model->index(index.row(), WeightModel::WEIGHT), grams);
+}
+
+WSInfoDelegate::WSInfoDelegate(QObject* parent): QStyledItemDelegate(parent)
+{
+}