//第一个参数点击确认回调，第二个物料种类，第三个个数
public ConfirmNumWindow(MaterialNumberCallback mNum, MaterialNumber materialNumber)
{
InitializeComponent();
this.materialNumCallback = mNum;
this.materialNumber = materialNumber;
tbName.Text = materialNumber.m.mname;
tbCode.Text = materialNumber.m.mid;
tbNum.DataContext = this.materialNumber;
}
// 物料列表中的条目被点击
private void MaterialItemClicked(object sender, SelectionChangedEventArgs e)
{
MaterialNumberCallback callback = new MaterialNumberCallback();
callback.ModifyNumEvent += OnGetConfirmBack;
MaterialNumber materialNumber = new MaterialNumber {
m = lvMaterials.SelectedItem as material, Count = 1
};
new ConfirmNumWindow(callback, materialNumber).Show();
}
// 确认添加物料数量后返回
public void OnGetConfirmBack(MaterialNumber materialNumber)
{
if (choosedMaterials == null)
{
choosedMaterials = new ObservableCollection <MaterialNumber>();
}
// 如果已经添加了，需要修改数量而不是再次添加。
foreach (MaterialNumber c in choosedMaterials)
{
if (c.m.mid.Equals(materialNumber.m.mid))
{
c.Count = materialNumber.Count;
return;
}
}
choosedMaterials.Add(materialNumber);
lvChoosed.ItemsSource = choosedMaterials;
}
public void Modify(MaterialNumber materialNumber)
{
ModifyNumEvent(materialNumber);
}