/// <summary>
/// Displays help text to the console.
/// </summary>
protected virtual void ShowHelp()
{
console.ForegroundColor = ConsoleColor.Yellow;
console.WriteLine(new string('-', console.Width - 2));
console.ResetColor();
console.ForegroundColor = ConsoleColor.White;
console.Write(@" ");
console.WriteLine("Available options:");
console.ForegroundColor = ConsoleColor.Yellow;
console.WriteLine(new string('-', console.Width - 2));
console.ResetColor();
console.WriteLine();
ArgumentParser.ShowUsage(CommandLineOutput);
}
private void RedrawFooter(bool inplace)
{
// Scroll enough new lines into view for the text we might want to write.
// This helps to reduce flickering of the progress monitor.
// We should still do much better than this if we improve the console API
// to handle scrolling of independent regions.
int oldNewlinesWritten = newlinesWritten;
if (inplace)
{
console.CursorTop -= newlinesWritten - 1;
}
else
{
for (int i = 0; i < 5; i++)
{
console.WriteLine();
}
console.CursorTop -= 4;
}
newlinesWritten = 1;
// Write the progress monitor.
console.ForegroundColor = ConsoleColor.White;
console.Write(StringUtils.TruncateWithEllipsis(Sanitize(ProgressMonitor.TaskName), width - 20).PadRight(width - 19));
if (!ProgressMonitor.IsDone && !double.IsNaN(ProgressMonitor.TotalWorkUnits))
{
console.ForegroundColor = ConsoleColor.Yellow;
console.Write('[');
console.ForegroundColor = ConsoleColor.DarkYellow;
console.Write(new string('=', (int)Math.Round(ProgressMonitor.CompletedWorkUnits * 10 / ProgressMonitor.TotalWorkUnits)).PadRight(10));
console.ForegroundColor = ConsoleColor.Yellow;
console.Write(@"] ");
console.Write(Math.Floor(ProgressMonitor.CompletedWorkUnits * 100 / ProgressMonitor.TotalWorkUnits).ToString());
console.Write('%');
NewLine(inplace);
string sanitizedSubTaskName = Sanitize(ProgressMonitor.LeafSubTaskName);
if (sanitizedSubTaskName.Length != 0)
{
console.ForegroundColor = ConsoleColor.Gray;
console.Write(@" ");
console.Write(StringUtils.TruncateWithEllipsis(sanitizedSubTaskName, width - 3));
NewLine(inplace);
}
string sanitizedStatus = Sanitize(ProgressMonitor.Leaf.Status);
if (sanitizedStatus.Length != 0)
{
console.ForegroundColor = ConsoleColor.DarkGreen;
console.Write(@" ");
console.Write(StringUtils.TruncateWithEllipsis(sanitizedStatus, width - 3));
NewLine(inplace);
}
}
else
{
NewLine(inplace);
}
if (ProgressMonitor.IsCanceled)
{
console.ForegroundColor = ConsoleColor.Red;
console.Write(@" ");
console.Write(ProgressMonitor.IsDone ? Resources.ConsoleProgressMonitor_CanceledBanner : Resources.ConsoleProgressMonitor_CancelingBanner);
NewLine(inplace);
}
console.ResetColor();
// Clear out the remaining dirty lines in place.
if (inplace && oldNewlinesWritten > newlinesWritten)
{
int dirtyLines = oldNewlinesWritten - newlinesWritten;
for (int i = 0; i < dirtyLines; i++)
{
EraseLine();
}
console.CursorTop -= dirtyLines;
}
}