async void DeleteClicked(Object sender, EventArgs e)
{
Kakeibo eItem = (Kakeibo)BindingContext;
await App.Database.DeleteItemAsync(eItem);
await Navigation.PopAsync();
}
public EditPage(Kakeibo wItem)
{
InitializeComponent();
BindingContext = wItem;
kind.ItemsSource = Kind.list;
kind.SelectedIndex = wItem.HimokuPicker;
}
public MainPageViewModel()
{
SelectDelLetter = "選択削除";
Add = new Command(async() =>
{
var item = new Kakeibo
{
Date = this.Date,
Himoku = (string)this.SelectedItem,
HimokuPicker = this.Index,
Memo = this.Text,
Price = this.Price,
};
await App.Database.SaveItemAsync(item);
this.Kakeibos = await App.Database.GetItemsAsync();
this.SelectedItem = null;
this.Text = "";
this.Price = 0;
await SumSet();
});
AllDel = new Command(async() =>
{
await App.Database.DeleteAllItemsAsync();
Kakeibos = await App.Database.GetItemsAsync();
await SumSet();
});
EditMode = new Command(() =>
{
this.IsEditMode = !this.IsEditMode;
if (this.IsEditMode)
{
foreach (var item in Kakeibos)
{
item.IsEditMode = this.IsEditMode;
}
SelectDelLetter = "戻る";
}
else
{
foreach (var item in Kakeibos)
{
item.IsEditMode = this.IsEditMode;
item.IsChecked = false;
}
SelectDelLetter = "選択削除";
}
});
Date = DateTime.Now;
}
public Task <int> SaveItemAsync(Kakeibo kakeibo)
{
if (kakeibo.Id != 0)
{
return(database.UpdateAsync(kakeibo));
}
else
{
return(database.InsertAsync(kakeibo));
}
}
public static void Main()
{
Kakeibo k = new Kakeibo();
k.gettotal();
k.nyukin(1000);
k.gettotal();
k.nyukin(2000);
k.gettotal();
k.shishutsu(500);
k.gettotal();
k.shishutsu(10000);
k.gettotal();
}
public Task <int> DeleteItemAsync(Kakeibo kakeibo)
{
return(database.DeleteAsync(kakeibo));
}