[Test] // ctor (LinkLabel)
public void Constructor1()
{
LinkLabel l = new LinkLabel();
l.Text = "Managed Windows Forms";
LinkLabel.LinkCollection links1 = new LinkLabel.LinkCollection(
l);
LinkLabel.LinkCollection links2 = new LinkLabel.LinkCollection(
l);
Assert.AreEqual(1, links1.Count, "#A1");
Assert.IsFalse(links1.IsReadOnly, "#A2");
Assert.IsFalse(links1.LinksAdded, "#A3");
LinkLabel.Link link = links1 [0];
Assert.IsNull(link.Description, "#B1");
Assert.IsTrue(link.Enabled, "#B2");
Assert.AreEqual(21, link.Length, "#B3");
Assert.IsNull(link.LinkData, "#B4");
Assert.IsNotNull(link.Name, "#B5");
Assert.AreEqual(string.Empty, link.Name, "#B6");
Assert.AreEqual(0, link.Start, "#B7");
Assert.IsNull(link.Tag, "#B8");
Assert.IsFalse(link.Visited, "#B9");
Assert.AreEqual(1, links2.Count, "#C1");
Assert.IsFalse(links2.IsReadOnly, "#C2");
Assert.IsFalse(links2.LinksAdded, "#C3");
Assert.AreSame(link, links2 [0], "#C4");
}
[Test] // Add (LinkLabel.Link)
public void Add1_Overlap()
{
LinkLabel l = new LinkLabel();
l.Text = "Managed Windows Forms";
LinkLabel.LinkCollection links = new LinkLabel.LinkCollection(
l);
LinkLabel.Link linkA = new LinkLabel.Link(0, 7);
links.Add(linkA);
Assert.AreEqual(1, links.Count, "#A1");
Assert.IsTrue(links.LinksAdded, "#A2");
Assert.AreSame(linkA, links [0], "#A3");
LinkLabel.Link linkB = new LinkLabel.Link(5, 4);
try {
links.Add(linkB);
Assert.Fail("#B1");
} catch (InvalidOperationException ex) {
// Overlapping link regions
Assert.AreEqual(typeof(InvalidOperationException), ex.GetType(), "#B2");
Assert.IsNull(ex.InnerException, "#B3");
Assert.IsNotNull(ex.Message, "#B4");
}
Assert.AreEqual(2, links.Count, "#B5");
Assert.IsTrue(links.LinksAdded, "#B6");
Assert.AreSame(linkA, links [0], "#B7");
Assert.AreSame(linkB, links [1], "#B8");
Assert.AreEqual(0, linkA.Start, "#B9");
Assert.AreEqual(7, linkA.Length, "#B10");
Assert.AreEqual(5, linkB.Start, "#B11");
Assert.AreEqual(4, linkB.Length, "#B12");
LinkLabel.Link linkC = new LinkLabel.Link(14, 3);
try {
links.Add(linkC);
Assert.Fail("#C1");
} catch (InvalidOperationException ex) {
// Overlapping link regions
Assert.AreEqual(typeof(InvalidOperationException), ex.GetType(), "#C2");
Assert.IsNull(ex.InnerException, "#C3");
Assert.IsNotNull(ex.Message, "#C4");
}
Assert.AreEqual(3, links.Count, "#C5");
Assert.IsTrue(links.LinksAdded, "#C6");
Assert.AreSame(linkA, links [0], "#C7");
Assert.AreSame(linkB, links [1], "#C8");
Assert.AreSame(linkC, links [2], "#C9");
Assert.AreEqual(0, linkA.Start, "#C10");
Assert.AreEqual(7, linkA.Length, "#C11");
Assert.AreEqual(5, linkB.Start, "#C12");
Assert.AreEqual(4, linkB.Length, "#C13");
Assert.AreEqual(14, linkC.Start, "#C14");
Assert.AreEqual(3, linkC.Length, "#C15");
}
[Test] // Add (LinkLabel.Link)
public void Add1_Value_Null()
{
LinkLabel l = new LinkLabel();
l.Text = "Managed Windows Forms";
LinkLabel.LinkCollection links = new LinkLabel.LinkCollection(
l);
try {
links.Add((LinkLabel.Link)null);
Assert.Fail("#1");
} catch (NullReferenceException) {
}
}
[Test] // Add (int, int)
public void Add2()
{
LinkLabel l = new LinkLabel();
l.Text = "Managed Windows Forms";
LinkLabel.LinkCollection links1 = new LinkLabel.LinkCollection(
l);
LinkLabel.LinkCollection links2 = new LinkLabel.LinkCollection(
l);
LinkLabel.Link linkA = links1.Add(0, 7);
Assert.AreEqual(1, links1.Count, "#A1");
Assert.AreEqual(1, links2.Count, "#A2");
#if NET_2_0
Assert.IsTrue(links1.LinksAdded, "#A3");
Assert.IsFalse(links2.LinksAdded, "#A4");
#endif
Assert.AreSame(linkA, links1 [0], "#A5");
Assert.AreSame(linkA, links2 [0], "#A6");
LinkLabel.Link linkB = links1.Add(8, 7);
Assert.AreEqual(2, links1.Count, "#B1");
Assert.AreEqual(2, links2.Count, "#B2");
#if NET_2_0
Assert.IsTrue(links1.LinksAdded, "#B3");
Assert.IsFalse(links2.LinksAdded, "#B4");
#endif
Assert.AreSame(linkA, links1 [0], "#B5");
Assert.AreSame(linkA, links2 [0], "#B6");
Assert.AreSame(linkB, links1 [1], "#B7");
Assert.AreSame(linkB, links2 [1], "#B8");
LinkLabel.LinkCollection links3 = new LinkLabel.LinkCollection(
l);
Assert.AreEqual(2, links3.Count, "#C1");
#if NET_2_0
Assert.IsFalse(links3.LinksAdded, "#C2");
#endif
Assert.AreSame(linkA, links3 [0], "#C3");
Assert.AreSame(linkB, links3 [1], "#C4");
}
private bool HasLink(LinkLabel.LinkCollection links, int position)
{
bool result;
result = false;
if (links.LinksAdded)
{
for (int i = 0; i < links.Count; i++)
{
LinkLabel.Link link;
link = links[i];
if (position >= link.Start && position <= link.Start + link.Length)
{
result = true;
break;
}
}
}
return(result);
}
private void RebuildWatermark()
{
if (myDiagramSetChanged)
{
myDiagramSetChanged = false;
LinkLabel watermarkLabel = myWatermarkLabel;
Store store = myStore;
ReadOnlyCollection <Diagram> diagrams;
int diagramCount;
LinkLabel.LinkCollection links = watermarkLabel.Links;
if (store == null ||
store.Disposed ||
0 == (diagramCount = (diagrams = store.ElementDirectory.FindElements <Diagram>(true)).Count))
{
watermarkLabel.Text = ResourceStrings.DiagramSpyNoSelection;
links.Clear();
}
else
{
Diagram[] diagramArray = new Diagram[diagramCount];
diagrams.CopyTo(diagramArray, 0);
Partition targetPartition = store.DefaultPartition;
Array.Sort <Diagram>(
diagramArray,
delegate(Diagram left, Diagram right)
{
// Filter diagrams, such as the context window, that are not in the default partition
if (left.Partition != targetPartition)
{
if (right.Partition == targetPartition)
{
return(1);
}
}
else if (right.Partition != targetPartition)
{
return(-1);
}
return(string.Compare(left.Name, right.Name, StringComparison.CurrentCultureIgnoreCase));
});
for (int i = diagramCount - 1; i >= 0; --i)
{
if (diagramArray[i].Partition == targetPartition)
{
break;
}
--diagramCount;
}
if (diagramCount == 0)
{
watermarkLabel.Text = ResourceStrings.DiagramSpyNoSelection;
links.Clear();
}
else
{
StringBuilder builder = new StringBuilder(ResourceStrings.DiagramSpyDiagramListStart);
string listSeparator = CultureInfo.CurrentCulture.TextInfo.ListSeparator + " ";
int separatorLength = listSeparator.Length;
int offset = builder.Length;
links.Clear();
for (int i = 0; i < diagramCount; ++i)
{
Diagram diagram = diagramArray[i];
string diagramName = diagram.Name;
int nameLength = diagramName.Length;
if (i != 0)
{
offset += separatorLength;
builder.Append(listSeparator);
}
builder.Append(diagramName);
links.Add(offset, nameLength, diagram);
offset += nameLength;
}
watermarkLabel.Text = builder.ToString();
}
}
}
}
