private BookRelationVM CreateRelation(BookRelation relationModel)
{
ObservableCollection <ITitleProvider> objects = StudyUnit.RelatedMetaData(relationModel.BookRelationType);
string typeName = BookRelationItem.GetLabel(relationModel.BookRelationType);
ITitleProvider obj = SelectMetaDataWindowVM.Find(objects, relationModel.MetadataId);
string metaDataName = null;
if (obj != null)
{
metaDataName = obj.Title;
}
BookRelationVM relation = new BookRelationVM(relationModel)
{
Parent = this,
TypeName = typeName,
MetaDataName = metaDataName
};
return(relation);
}
private BookRelationVM SelectRelation(BookRelation selectedRelationModel)
{
BookRelationType type = BookRelationType.Abstract;
string metaDataId = null;
if (selectedRelationModel != null)
{
type = selectedRelationModel.BookRelationType;
metaDataId = selectedRelationModel.MetadataId;
}
SelectMetaDataWindowVM vm = new SelectMetaDataWindowVM(type, metaDataId)
{
Parent = this
};
vm.Init();
SelectMetaDataWindow window = new SelectMetaDataWindow(vm);
window.Owner = Window;
BookRelationVM relation = null;
if (window.ShowDialog() == true)
{
BookRelation relationModel = new BookRelation();
relationModel.BookRelationType = vm.BookRelationType;
ITitleProvider selectedObject = vm.SelectedObject as ITitleProvider;
if (selectedObject != null)
{
relationModel.MetadataId = selectedObject.Id;
}
relation = FindExistRelation(relationModel);
if (relation == null)
{
relation = CreateRelation(relationModel);
}
}
return(relation);
}
private BookRelationVM SelectRelation(BookRelation selectedRelationModel)
{
BookRelationType type = BookRelationType.Abstract;
string metaDataId = null;
if (selectedRelationModel != null)
{
type = selectedRelationModel.BookRelationType;
metaDataId = selectedRelationModel.MetadataId;
}
SelectMetaDataWindowVM vm = new SelectMetaDataWindowVM(type, metaDataId) { Parent = this };
vm.Init();
SelectMetaDataWindow window = new SelectMetaDataWindow(vm);
window.Owner = Window;
BookRelationVM relation = null;
if (window.ShowDialog() == true)
{
BookRelation relationModel = new BookRelation();
relationModel.BookRelationType = vm.BookRelationType;
ITitleProvider selectedObject = vm.SelectedObject as ITitleProvider;
if (selectedObject != null)
{
relationModel.MetadataId = selectedObject.Id;
}
relation = FindExistRelation(relationModel);
if (relation == null)
{
relation = CreateRelation(relationModel);
}
}
return relation;
}
public SelectMetaDataWindow(SelectMetaDataWindowVM viewModel)
{
InitializeComponent();
this.viewModel = viewModel;
DataContext = viewModel;
}
public SelectMetaDataWindow(SelectMetaDataWindowVM viewModel)
{
InitializeComponent();
this.viewModel = viewModel;
DataContext = viewModel;
}