本文整理汇总了C#中CollectionView.MoveCurrentToNext方法的典型用法代码示例。如果您正苦于以下问题:C# CollectionView.MoveCurrentToNext方法的具体用法?C# CollectionView.MoveCurrentToNext怎么用?C# CollectionView.MoveCurrentToNext使用的例子?那么, 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CollectionView
的用法示例。
在下文中一共展示了CollectionView.MoveCurrentToNext方法的7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: IsCurrentAfterLast_Returns_True_When_After_Last
public void IsCurrentAfterLast_Returns_True_When_After_Last()
{
List<int> source = new List<int> { 1, 2 };
CollectionView target = new CollectionView(source);
target.MoveCurrentToLast();
target.MoveCurrentToNext();
Assert.IsTrue(target.IsCurrentAfterLast);
Assert.AreEqual(2, target.CurrentPosition);
}
示例2: CurrentChanged_Should_Not_Be_Raised_If_Cancelled
public void CurrentChanged_Should_Not_Be_Raised_If_Cancelled()
{
List<int> source = new List<int> { 1, 2, 3 };
CollectionView target = new CollectionView(source);
bool eventRaised = false;
target.CurrentChanging += (s, e) => e.Cancel = true;
target.CurrentChanged += (s, e) => eventRaised = true;
target.MoveCurrentToNext();
Assert.IsFalse(eventRaised);
}
示例3: MoveCurrentToNext_Returns_False_When_No_Item_Available
public void MoveCurrentToNext_Returns_False_When_No_Item_Available()
{
List<int> source = new List<int> { 1, 2 };
CollectionView target = new CollectionView(source);
Assert.IsTrue(target.MoveCurrentToNext());
Assert.IsFalse(target.MoveCurrentToNext());
Assert.AreEqual(null, target.CurrentItem);
Assert.AreEqual(2, target.CurrentPosition);
}
示例4: MoveCurrentToNext_Returns_True_When_Added_Item_Available
public void MoveCurrentToNext_Returns_True_When_Added_Item_Available()
{
List<int> source = new List<int>();
CollectionView target = new CollectionView(source);
source.Add(1);
Assert.IsTrue(target.MoveCurrentToNext());
Assert.AreEqual(1, target.CurrentItem);
Assert.AreEqual(0, target.CurrentPosition);
}
示例5: MoveCurrentToNext_Returns_False_For_Empty_Collection
public void MoveCurrentToNext_Returns_False_For_Empty_Collection()
{
List<int> source = new List<int>();
CollectionView target = new CollectionView(source);
Assert.IsFalse(target.MoveCurrentToNext());
Assert.IsNull(target.CurrentItem);
Assert.AreEqual(-1, target.CurrentPosition);
}
示例6: IsCurrentAfterLast
public void IsCurrentAfterLast ()
{
CollectionView c = new CollectionView (new object [] { 1, 2 });
Assert.IsFalse (c.IsCurrentAfterLast, "1");
Assert.IsFalse (c.IsCurrentBeforeFirst, "2");
c.MoveCurrentTo (1);
Assert.IsFalse (c.IsCurrentAfterLast, "3");
Assert.IsFalse (c.IsCurrentBeforeFirst, "4");
c.MoveCurrentTo (3);
Assert.IsFalse (c.IsCurrentAfterLast, "5");
Assert.IsTrue (c.IsCurrentBeforeFirst, "6");
c.MoveCurrentTo (1);
Assert.IsFalse (c.IsCurrentAfterLast, "7");
Assert.IsFalse (c.IsCurrentBeforeFirst, "8");
c.MoveCurrentToPrevious ();
Assert.IsFalse (c.IsCurrentAfterLast, "9");
Assert.IsTrue (c.IsCurrentBeforeFirst, "10");
c.MoveCurrentToLast ();
c.MoveCurrentToNext ();
Assert.IsTrue (c.IsCurrentAfterLast, "11");
Assert.IsFalse (c.IsCurrentBeforeFirst, "12");
c.MoveCurrentToFirst ();
Assert.IsFalse (c.IsCurrentAfterLast, "13");
Assert.IsFalse (c.IsCurrentBeforeFirst, "14");
c.MoveCurrentToPrevious ();
c.MoveCurrentToNext ();
Assert.IsFalse (c.IsCurrentAfterLast, "15");
Assert.IsFalse (c.IsCurrentBeforeFirst, "16");
c.MoveCurrentToLast ();
c.MoveCurrentToNext ();
c.MoveCurrentToPrevious ();
Assert.IsFalse (c.IsCurrentAfterLast, "17");
Assert.IsFalse (c.IsCurrentBeforeFirst, "18");
}
示例7: MoveCurrentToNext
public void MoveCurrentToNext ()
{
CollectionView c = new CollectionView (new object [] { 1, 2 });
Assert.IsTrue (c.MoveCurrentToNext (), "1");
Assert.AreEqual (c.CurrentItem, 2, "2");
Assert.AreEqual (c.CurrentPosition, 1, "3");
Assert.IsFalse (c.MoveCurrentToNext (), "4");
Assert.IsNull (c.CurrentItem, "5");
// Why?
Assert.AreEqual (c.CurrentPosition, 2, "6");
c.MoveCurrentToFirst ();
Assert.IsTrue (c.MoveCurrentToNext (), "7");
Assert.IsFalse (c.MoveCurrentToNext (), "8");
}