/// <summary>Trims a block of text at the given length and appends an ellipsis if more characters exist.</summary>
/// <param name="text">The text to trim.</param>
/// <param name="length">The length of the text.</param>
/// <param name="breakOnWholeWord">Whether or not to break on the next space instead of in the middle of a word.</param>
/// <param name="moreLinkDelegate">A delegate which returns a link to more information.</param>
/// <returns>The trimmed text.</returns>
public static string TrimTextBlock(this string text, int length, bool breakOnWholeWord, GetStringValueDelegate moreLinkDelegate)
{
if (string.IsNullOrEmpty(text) || text.Length <= length)
{
return(text);
}
else
{
int trimLength = (breakOnWholeWord ? text.IndexOf(" ", length) : length);
string trimmedText = null;
if (trimLength < 0 || trimLength > text.Length)
{
trimmedText = text;
}
else
{
trimmedText = text.Substring(0, trimLength);
}
return("{0}...{1}".FormatString(trimmedText, (moreLinkDelegate == null ? "" : moreLinkDelegate())));
}
}
public RegisterString(DeviceBlock deviceBlock, RegisterSettings settings,
SetStringValueDelegate setValue, GetStringValueDelegate getValue = null)
: base(deviceBlock, settings)
{
String defaultValue = Settings.RegisterValue;
if (defaultValue != null)
RegisterValueString = new RegisterValueString(this, defaultValue);
if (RegisterValueString != null)
{
HasFixedValue = true;
MappedToRegisterData &= (Device.Params.Protocol.Type == ProtocolSettings.ProtocolType.Modbus);
_Value = RegisterValueString.ValueString;
}
else
HasFixedValue = false;
SetStringValueInternal = setValue;
GetStringValueInternal = getValue;
LoadExtractor(settings.Extractor);
LoadInserter(settings.Inserter);
}
public VariableEntry_String(String name, SetStringValueDelegate setValueDelegate, GetStringValueDelegate getValueDelegate = null)
: base(name)
{
SetValueDelegate = setValueDelegate;
GetValueDelegate = getValueDelegate;
}
