private List <ConsoleString> FormatAsWrappedSegments(SmartWrapOverflowBehavior smartWrap, ConsoleString value)
{
List <ConsoleString> ret = new List <ConsoleString>();
while (value.Length > smartWrap.MaxWidthBeforeWrapping)
{
var segment = value.Substring(0, smartWrap.MaxWidthBeforeWrapping);
int lookBehindLimit = smartWrap.WordBreakLookBehind;
for (int i = segment.Length - 1; i >= 0 && lookBehindLimit > 0; i--)
{
if (char.IsWhiteSpace(segment[i].Value))
{
if (i != 0)
{
segment = value.Substring(0, i);
}
else
{
segment = value.Substring(0, smartWrap.MaxWidthBeforeWrapping + 1);
}
break;
}
lookBehindLimit--;
}
ret.Add(segment);
value = value.Substring(segment.Length);
}
if (value.Length > 0 || ret.Count == 0)
{
ret.Add(value);
}
for (int i = 0; i < ret.Count; i++)
{
if (ret[i].ToString().Length > 0 && char.IsWhiteSpace(ret[i].ToString()[0]))
{
ret[i] = ret[i].Substring(1);
}
}
return(ret);
}
private ConsoleString TruncateIfNeeded(TruncateOverflowBehavior truncateBehavior, ConsoleString value)
{
if (value.Length > truncateBehavior.MaxWidthBeforeShowingTruncationText)
{
value = value.Substring(0, truncateBehavior.MaxWidthBeforeShowingTruncationText) + truncateBehavior.TruncationText;
}
return(value);
}
/// <summary>
/// Asks the user if they are sure about performing some operation and returns true if they indicate yes and
/// false if they indicate no.
/// </summary>
/// <param name="about">The message to display. 'Are you sure?' will be apended.</param>
/// <returns>true if they indicate yes and false if they indicate no.</returns>
public bool IsUserSure(ConsoleString about)
{
if (about.EndsWith("."))
{
about = about.Substring(0, about.Length - 1);
}
var response = Prompt(about + ". Are you sure?", "y", "n");
if (response.Equals("y", StringComparison.InvariantCultureIgnoreCase) == true)
{
return(true);
}
else
{
return(false);
}
}
public void Wipe()
{
using (Console.TakeSnapshot())
{
Console.CursorLeft = Left;
Console.CursorTop = Top;
int linesToClear = (Bottom - Top) + 1;
for (int i = 0; i < linesToClear; i++)
{
if (i == 0 && Left > 0)
{
var partialLine = clearedLine.Substring(0, clearedLine.Length - Left);
Console.Write(partialLine);
}
else
{
Console.Write(clearedLine);
}
}
}
}
private void RedrawSearchResults()
{
using (var snapshot = this.console.TakeSnapshot())
{
resultsWiper.Wipe();
resultsWiper.SetBottomToTop();
menuWiper.Bottom = resultsWiper.Bottom;
this.console.CursorTop = resultsWiper.Top;
this.console.CursorLeft = 0;
for (int i = 0; i < latestResults.Count; i++)
{
ConsoleString searchResult = latestResults[i].RichDisplayText;
if (i == selectedIndex)
{
searchResult = searchResult.HighlightSubstring(0, searchResult.Length, ConsoleColor.Yellow, null);
}
if (searchResult.Length > this.console.BufferWidth - 1)
{
searchResult = searchResult.Substring(0, this.console.BufferWidth - 4) + "...";
}
if (latestResultsSearchString.Length > 0)
{
searchResult = searchResult.Highlight(latestResultsSearchString, ConsoleColor.Black, ConsoleColor.Yellow, StringComparison.InvariantCultureIgnoreCase);
}
this.console.WriteLine(searchResult);
resultsWiper.IncrementBottom();
menuWiper.IncrementBottom();
}
}
}
