public ITextRangeProvider[] GetVisibleRanges()
{
int start_line = -1, end_line = -1;
Document.GetVisibleLineIndexes(TextBoxBase.Bounds, out start_line, out end_line);
ITextRangeProvider range = DocumentRange.Clone();
range.MoveEndpointByUnit(TextPatternRangeEndpoint.Start, TextUnit.Line, start_line);
range.MoveEndpointByUnit(TextPatternRangeEndpoint.End, TextUnit.Line, end_line - start_line);
return(new ITextRangeProvider[] { range });
}
private ITextRangeProvider GetTextRange(int start, int end)
{
ITextRangeProvider textRange = textProvider.DocumentRange;
if (start >= 0 && end > 0)
{
textRange.MoveEndpointByUnit(TextPatternRangeEndpoint.Start,
TextUnit.Character, start);
textRange.MoveEndpointByRange(TextPatternRangeEndpoint.End,
textRange, TextPatternRangeEndpoint.Start);
textRange.MoveEndpointByUnit(TextPatternRangeEndpoint.End,
TextUnit.Character, end - start);
}
return(textRange);
}
public void TextPatternTest()
{
T textBoxBase;
IRawElementProviderSimple provider;
GetProviderAndControl(out provider, out textBoxBase);
ITextProvider textProvider
= provider.GetPatternProvider(TextPatternIdentifiers.Pattern.Id)
as ITextProvider;
Assert.IsNotNull(textProvider, "Not returning TextPatternIdentifiers.");
Assert.IsTrue(textProvider is ITextProvider, "Not returning TextPatternIdentifiers.");
textBoxBase.Text = "abc123";
textBoxBase.Multiline = true;
ITextRangeProvider range = textProvider.RangeFromPoint(new Point(0, 0));
Assert.IsNotNull(range);
// should always return a degenerate range
Assert.AreEqual(String.Empty, range.GetText(-1));
// TODO: Actually check the value, instead of just
// making sure it doesn't crash
range.MoveEndpointByUnit(TextPatternRangeEndpoint.End, TextUnit.Character, 1);
// TODO: Actually check the value, instead of just
// making sure it doesn't crash
ITextRangeProvider[] ranges = textProvider.GetVisibleRanges();
Assert.AreEqual(1, ranges.Length);
}
public int MoveEndpointByUnit(TextPatternRangeEndpoint endpoint, TextUnit unit, int count)
{
return(provider.MoveEndpointByUnit(endpoint, unit, count));
}