本文整理汇总了C#中DataGrid.RowGroupInfoFromCollectionViewGroup方法的典型用法代码示例。如果您正苦于以下问题：C# DataGrid.RowGroupInfoFromCollectionViewGroup方法的具体用法？C# DataGrid.RowGroupInfoFromCollectionViewGroup怎么用？C# DataGrid.RowGroupInfoFromCollectionViewGroup使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类DataGrid的用法示例。
在下文中一共展示了DataGrid.RowGroupInfoFromCollectionViewGroup方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: DataGridGroupItem_IExpandCollapseProvider
public void DataGridGroupItem_IExpandCollapseProvider()
{
PagedCollectionView customers = CreateGroupedCustomerCollectionView();
DataGrid dataGrid = new DataGrid();
Assert.IsNotNull(dataGrid);
isLoaded = false;
dataGrid.Width = 350;
dataGrid.Height = 250;
dataGrid.Loaded += new RoutedEventHandler(dataGrid_Loaded);
dataGrid.AutoGenerateColumns = true;
dataGrid.ItemsSource = customers;
CollectionViewGroup group = null;
IExpandCollapseProvider expandCollapseProvider = null;
TestPeer testPeer = new TestPeer(dataGrid);
Assert.IsNotNull(testPeer);
TestPanel.Children.Add(dataGrid);
EnqueueConditional(delegate { return isLoaded; });
this.EnqueueYieldThread();
EnqueueCallback(delegate
{
group = customers.Groups[1] as CollectionViewGroup;
Assert.IsNotNull(group, "PagedCollectionView did not return CollectionViewGroup");
AutomationPeer peer = new DataGridGroupItemAutomationPeer(group, dataGrid);
Assert.IsNotNull(peer);
expandCollapseProvider = peer.GetPattern(PatternInterface.ExpandCollapse) as IExpandCollapseProvider;
Assert.IsNotNull(expandCollapseProvider);
Assert.AreEqual(Visibility.Visible, dataGrid.RowGroupInfoFromCollectionViewGroup(group).Visibility, "Group should be expanded");
Assert.AreEqual(ExpandCollapseState.Expanded, expandCollapseProvider.ExpandCollapseState, "Group should be expanded");
expandCollapseProvider.Collapse();
});
this.EnqueueYieldThread();
EnqueueCallback(delegate
{
Assert.IsNotNull(expandCollapseProvider);
Assert.AreEqual(Visibility.Collapsed, dataGrid.RowGroupInfoFromCollectionViewGroup(group).Visibility, "Group should be collapsed");
Assert.AreEqual(ExpandCollapseState.Collapsed, expandCollapseProvider.ExpandCollapseState, "Group should be collapsed");
expandCollapseProvider.Expand();
});
this.EnqueueYieldThread();
EnqueueCallback(delegate
{
Assert.IsNotNull(expandCollapseProvider);
Assert.AreEqual(Visibility.Visible, dataGrid.RowGroupInfoFromCollectionViewGroup(group).Visibility, "Group should be expanded");
Assert.AreEqual(ExpandCollapseState.Expanded, expandCollapseProvider.ExpandCollapseState, "Group should be expanded");
});
EnqueueTestComplete();
}