public async void ListItemTapped(object sender, ItemTappedEventArgs e)
{
ObservableItem item = (ObservableItem)e.Item;
await DisplayAlert("Tapped", item.Title.ToString() + " was selected.", "OK");
((ListView)sender).SelectedItem = null;
}
public ListPropertiesPage()
{
var listView = new ListView();
var items = new List <ObservableItem> {
new ObservableItem {
Title = "First", Description = "1st item"
},
new ObservableItem {
Title = "Second", Description = "2nd item"
},
new ObservableItem {
Title = "Third", Description = "3rd item"
}
};
listView.ItemsSource = items;
listView.ItemTemplate = new DataTemplate(typeof(TextCell));
listView.ItemTemplate.SetBinding(TextCell.TextProperty, "Title");
listView.ItemTemplate.SetBinding(TextCell.DetailProperty, "Description");
listView.ItemTapped += async(sender, e) =>
{
ObservableItem item = (ObservableItem)e.Item;
await DisplayAlert("Tapped", item.Title.ToString() + " was selected.", "OK");
((ListView)sender).SelectedItem = null;
};
Button buttonEdit = new Button
{
Text = "Edit Row ",
FontSize = Device.GetNamedSize(NamedSize.Large, typeof(Button)),
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Fill
};
buttonEdit.Clicked += async(sender, args) =>
{
items[0].Title = "First Edited";
await DisplayAlert("Item Object", "First row edited", "OK");
};
Content = new StackLayout
{
Children = { buttonEdit, listView }
};
this.Padding = new Thickness(0, Device.OnPlatform(20, 0, 0), 0, 0);
}
public ListPageUsingListViewModel()
{
var listView = new ListView();
var items = new ListViewModel();
listView.ItemsSource = items.Items;
listView.ItemTemplate = new DataTemplate(typeof(TextCell));
listView.ItemTemplate.SetBinding(TextCell.TextProperty, "Title");
listView.ItemTemplate.SetBinding(TextCell.DetailProperty, "Description");
listView.ItemTapped += async(sender, e) =>
{
ObservableItem item = (ObservableItem)e.Item;
await DisplayAlert("Tapped", item.Title.ToString() + " was selected.", "OK");
((ListView)sender).SelectedItem = null;
};
Button buttonEdit = new Button
{
Text = "Edit Row ",
FontSize = Device.GetNamedSize(NamedSize.Large, typeof(Button)),
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Fill
};
buttonEdit.Clicked += async(sender, args) =>
{
items.Items[0].Title = "First Edited";
await DisplayAlert("Edited", "First row edited", "OK");
};
Button buttonDelete = new Button
{
Text = "Delete Row ",
FontSize = Device.GetNamedSize(NamedSize.Large, typeof(Button)),
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Fill
};
buttonDelete.Clicked += async(sender, args) =>
{
items.Items.RemoveAt(0);
await DisplayAlert("Delete", "Row deleted", "OK");
};
Button buttonReplace = new Button
{
Text = "Replace List",
FontSize = Device.GetNamedSize(NamedSize.Large, typeof(Button)),
HorizontalOptions = LayoutOptions.Center,
VerticalOptions = LayoutOptions.Fill
};
buttonReplace.Clicked += async(sender, args) =>
{
items.Replace();
await DisplayAlert("Replace", "List replaced con Español", "OK");
listView.ItemsSource = items.Items;
};
Content = new StackLayout
{
Children = { buttonEdit, buttonDelete, buttonReplace, listView }
};
this.Padding = new Thickness(0, Device.OnPlatform(20, 0, 0), 0, 0);
}
