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Don't only select leaf nodes from SelectRange. 

Related issues:

https://github.com/microsoft/microsoft-ui-xaml/issues/1969
https://github.com/microsoft/microsoft-ui-xaml/issues/1984
pull/3509/head
Steven Kirk 6 years ago
parent
c7a0188014
commit
96fbd6c531
2 changed files with 60 additions and 27 deletions
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  1. 6
      src/Avalonia.Controls/SelectionModel.cs
  2. 81
      tests/Avalonia.Controls.UnitTests/SelectionModelTests.cs

6
src/Avalonia.Controls/SelectionModel.cs
View File

@ -759,11 +759,7 @@ namespace Avalonia.Controls
winrtEnd,
info =>
{
if (info.Node.DataCount == 0)
{
// Select only leaf nodes
info.ParentNode!.Select(info.Path.GetAt(info.Path.GetSize() - 1), select);
}
info.ParentNode!.Select(info.Path.GetAt(info.Path.GetSize() - 1), select);
});
}

81
tests/Avalonia.Controls.UnitTests/SelectionModelTests.cs
View File

@ -305,16 +305,19 @@ namespace Avalonia.Controls.UnitTests
ValidateSelection(selectionModel,
new List<IndexPath>()
{
Path(1, 0),
Path(1, 1),
Path(1, 0, 1),
Path(1, 0, 1, 0),
Path(1, 0, 1, 1),
Path(1, 0, 1, 2),
Path(1, 0, 1, 3),
Path(1, 0, 1),
Path(1, 1, 0),
Path(1, 1, 1),
Path(1, 1, 0, 0),
Path(1, 1, 0, 1),
Path(1, 1, 0, 2),
Path(1, 1, 0, 3),
Path(1, 1, 0),
Path(1, 1, 1, 0),
},
new List<IndexPath>()
@ -324,8 +327,7 @@ namespace Avalonia.Controls.UnitTests
Path(1, 0),
Path(1, 1),
Path(1, 1, 1),
},
2 /* selectedInnerNodes */);
});
ClearSelection(selectionModel);
ValidateSelection(selectionModel, new List<IndexPath>() { });
@ -337,16 +339,20 @@ namespace Avalonia.Controls.UnitTests
ValidateSelection(selectionModel,
new List<IndexPath>()
{
Path(0, 0, 0, 2),
Path(0, 0, 0, 3),
Path(0, 0, 1, 0),
Path(0, 0, 1, 1),
Path(0, 0, 1, 2),
Path(0, 0, 1, 3),
Path(0, 0, 1),
Path(0, 1, 0, 0),
Path(0, 1, 0, 1),
Path(0, 1, 0, 2),
Path(0, 0),
Path(0, 1),
Path(0, 0, 0),
Path(0, 0, 1),
Path(0, 0, 0, 2),
Path(0, 0, 0, 3),
Path(0, 0, 1, 0),
Path(0, 0, 1, 1),
Path(0, 0, 1, 2),
Path(0, 0, 1, 3),
Path(0, 1, 0),
Path(0, 1, 0, 0),
Path(0, 1, 0, 1),
Path(0, 1, 0, 2),
},
new List<IndexPath>()
{
@ -356,8 +362,7 @@ namespace Avalonia.Controls.UnitTests
Path(0, 0, 0),
Path(0, 1),
Path(0, 1, 0),
},
1 /* selectedInnerNodes */);
});
startPath = Path(0, 1, 0, 2);
SetAnchorIndex(selectionModel, startPath);
@ -853,10 +858,11 @@ namespace Avalonia.Controls.UnitTests
ValidateSelection(selectionModel,
new List<IndexPath>()
{
Path(0),
Path(1),
Path(0, 0),
Path(0, 1),
Path(0, 2),
Path(0),
Path(1, 0),
Path(1, 1)
},
@ -864,8 +870,7 @@ namespace Avalonia.Controls.UnitTests
{
Path(),
Path(1)
},
1 /* selectedInnerNodes */);
});
}
[Fact]
@ -1271,7 +1276,7 @@ namespace Avalonia.Controls.UnitTests
target.SelectionChanged += (s, e) =>
{
Assert.Empty(e.DeselectedIndices);
Assert.Equal(new object[] { 0, 1, 2 }, e.DeselectedItems);
Assert.Equal(new object[] { new AvaloniaList<int> { 0, 1, 2 }, 0, 1, 2 }, e.DeselectedItems);
Assert.Empty(e.SelectedIndices);
Assert.Empty(e.SelectedItems);
++raised;
@ -1371,6 +1376,38 @@ namespace Avalonia.Controls.UnitTests
Assert.Equal(0, GetSubscriberCount(toRemove));
}
[Fact]
public void SelectRange_Behaves_The_Same_As_Multiple_Selects()
{
var data = new[] { 1, 2, 3 };
var target = new SelectionModel { Source = data };
target.Select(1);
Assert.Equal(new[] { IndexPath.CreateFrom(1) }, target.SelectedIndices);
target.ClearSelection();
target.SelectRange(new IndexPath(1), new IndexPath(1));
Assert.Equal(new[] { IndexPath.CreateFrom(1) }, target.SelectedIndices);
}
[Fact]
public void SelectRange_Behaves_The_Same_As_Multiple_Selects_Nested()
{
var data = CreateNestedData(3, 2, 2);
var target = new SelectionModel { Source = data };
target.Select(1);
Assert.Equal(new[] { IndexPath.CreateFrom(1) }, target.SelectedIndices);
target.ClearSelection();
target.SelectRange(new IndexPath(1), new IndexPath(1));
Assert.Equal(new[] { IndexPath.CreateFrom(1) }, target.SelectedIndices);
}
[Fact]
public void Should_Not_Treat_Strings_As_Nested_Selections()
{
@ -2005,7 +2042,7 @@ namespace Avalonia.Controls.UnitTests
foreach (var index in allIndices)
{
bool? isSelected = selectionModel.IsSelectedAt(index);
if (Contains(expectedSelected, index))
if (Contains(expectedSelected, index) && !Contains(expectedPartialSelected, index))
{
Assert.True(isSelected.Value, index + " is Selected");
}
@ -2037,7 +2074,7 @@ namespace Avalonia.Controls.UnitTests
if (expectedSelected.Count > 0)
{
_output.WriteLine("SelectedIndex is " + selectionModel.SelectedIndex);
Assert.Equal(0, selectionModel.SelectedIndex.CompareTo(expectedSelected[0]));
Assert.Equal(expectedSelected[0], selectionModel.SelectedIndex);
if (selectionModel.Source != null)
{
Assert.Equal(selectionModel.SelectedItem, GetData(selectionModel, expectedSelected[0]));

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