private void ClickGesture_Tapped(object sender, EventArgs e)
{
Clicked?.Invoke(this, e);
if (TappedCommand != null && TappedCommand.CanExecute(CommandParameter))
{
TappedCommand?.Execute(CommandParameter);
}
}
public void OnTapped()
{
System.Diagnostics.Debug.WriteLine("{0} was tapped", Text);
if (TappedCommand != null && TappedCommand.CanExecute(WorkoutId.ToString()))
{
TappedCommand.Execute(WorkoutId.ToString());
}
var handler = Tapped;
if (handler != null)
{
handler(this, EventArgs.Empty);
}
}
protected virtual void SetItems()
{
_itemsRootLayout.Children.Clear();
_itemsRootLayout.RowDefinitions.Clear();
_itemsRootLayout.ColumnDefinitions.Clear();
_itemsRootLayout.RowSpacing = Spacing;
_itemsRootLayout.ColumnSpacing = Spacing;
_innerSelectedCommand = new Command <View>(async view =>
{
if (IsAnimation)
{
double targetScale = view.Scale;
await view.ScaleTo(targetScale * 0.9, 100);
await view.ScaleTo(1, 100);
}
if (TappedCommand?.CanExecute(view.BindingContext) ?? false)
{
TappedCommand?.Execute(view.BindingContext);
}
SelectedItem = view.BindingContext;
});
if (ItemsSource == null)
{
return;
}
Device.StartTimer(TimeSpan.Zero, () =>
{
int rowCount = Height == -1 ? 1 : (int)Height / (ItemsHeight + Spacing);
int colCount = Width == -1 ? 1 : (int)Width / (ItemsWidth + Spacing);
if (ListOrientation == ScrollOrientation.Both)
{
for (int i = 0; i < rowCount; i++)
{
_itemsRootLayout.RowDefinitions.Add(new RowDefinition {
Height = GridLength.Star
});
}
for (int i = 0; i < colCount; i++)
{
_itemsRootLayout.ColumnDefinitions.Add(new ColumnDefinition {
Width = GridLength.Star
});
}
}
int startIndex = 0;
foreach (var item in ItemsSource)
{
if (ListOrientation == ScrollOrientation.Horizontal)
{
_itemsRootLayout.Children.Add(GetItemView(item), startIndex, 0);
}
else if (ListOrientation == ScrollOrientation.Vertical)
{
_itemsRootLayout.Children.Add(GetItemView(item), 0, startIndex);
}
else
{
_itemsRootLayout.Children.Add(GetItemView(item), startIndex % colCount, startIndex == 0 ? 0 : startIndex / colCount);
}
startIndex++;
}
SelectedItem = null;
return(false);
});
}
