public void ClickingSelectedSegmentShouldNotTriggerSelectionChanged()
{
var selectedIndexesChangedCount = 0;
var itemClickCount = 0;
var clickCount = 0;
SegmentedItem itemClicked = null;
SegmentedItem itemItemClicked = null;
SegmentedItem itemExpected = null;
Form(form =>
{
itemExpected = new ButtonSegmentedItem {
Text = "Click Me!", Selected = true
};
var segmentedButton = new SegmentedButton
{
SelectionMode = SegmentedSelectionMode.Single,
Items = { "First", itemExpected, "Last" }
};
segmentedButton.SelectedIndexesChanged += (sender, e) => selectedIndexesChangedCount++;
segmentedButton.ItemClick += (sender, e) =>
{
itemItemClicked = e.Item;
itemClickCount++;
};
itemExpected.Click += (sender, e) =>
{
itemClicked = sender as SegmentedItem;
clickCount++;
Application.Instance.AsyncInvoke(form.Close);
};
Assert.IsTrue(itemExpected.Selected, "#1.1");
form.Content = new StackLayout
{
Spacing = 10,
Padding = 10,
Items =
{
"Click the selected segment",
segmentedButton
}
};
}, -1);
Assert.AreEqual(0, selectedIndexesChangedCount, "#2.1");
Assert.AreEqual(1, itemClickCount, "#2.2");
Assert.AreEqual(1, clickCount, "#2.3");
Assert.IsNotNull(itemExpected, "#3.1");
Assert.AreSame(itemExpected, itemClicked, "#3.2");
Assert.AreSame(itemExpected, itemItemClicked, "#3.3");
}
/// <summary>
/// Raises the SelectedChanged event.
/// </summary>
public void OnSelectedChanged(SegmentedItem widget, EventArgs e)
{
using (widget.Platform.Context)
widget.OnSelectedChanged(e);
}
string ItemDesc(SegmentedItem item) => item != null ? $"{item.GetType().Name}, {item.Text}" : "(null)";
/// <summary>
/// Raises the Click event.
/// </summary>
public void OnClick(SegmentedItem widget, EventArgs e)
{
using (widget.Platform.Context)
widget.OnClick(e);
}
void LogEvents(SegmentedItem item)
{
item.Click += (sender, e) => Log.Write(sender, $"Click: {ItemDesc(item)}");
}