/// <summary>
/// Adds the elements of an array to the end of this LayoutRendererCollection.
/// </summary>
/// <param name="items">
/// The array whose elements are to be added to the end of this LayoutRendererCollection.
/// </param>
public virtual void AddRange(LayoutRenderer[]items)
{
foreach (LayoutRenderer item in items)
{
this.List.Add(item);
}
}
/// <summary>
/// Initializes a new instance of the LayoutRendererCollection class, containing elements
/// copied from an array.
/// </summary>
/// <param name="items">
/// The array whose elements are to be added to the new LayoutRendererCollection.
/// </param>
public LayoutRendererCollection(LayoutRenderer[]items)
{
this.AddRange(items);
}
/// <summary>
/// Inserts an element into the LayoutRendererCollection at the specified index
/// </summary>
/// <param name="index">
/// The index at which the LayoutRenderer is to be inserted.
/// </param>
/// <param name="value">
/// The LayoutRenderer to insert.
/// </param>
public virtual void Insert(int index, LayoutRenderer value)
{
this.List.Insert(index, value);
}
/// <summary>
/// Removes the first occurrence of a specific LayoutRenderer from this LayoutRendererCollection.
/// </summary>
/// <param name="value">
/// The LayoutRenderer value to remove from this LayoutRendererCollection.
/// </param>
public virtual void Remove(LayoutRenderer value)
{
this.List.Remove(value);
}
/// <summary>
/// Determines whether a specfic LayoutRenderer value is in this LayoutRendererCollection.
/// </summary>
/// <param name="value">
/// The LayoutRenderer value to locate in this LayoutRendererCollection.
/// </param>
/// <returns>
/// true if value is found in this LayoutRendererCollection;
/// false otherwise.
/// </returns>
public virtual bool Contains(LayoutRenderer value)
{
return this.List.Contains(value);
}
/// <summary>
/// Return the zero-based index of the first occurrence of a specific value
/// in this LayoutRendererCollection
/// </summary>
/// <param name="value">
/// The LayoutRenderer value to locate in the LayoutRendererCollection.
/// </param>
/// <returns>
/// The zero-based index of the first occurrence of the _ELEMENT value if found;
/// -1 otherwise.
/// </returns>
public virtual int IndexOf(LayoutRenderer value)
{
return this.List.IndexOf(value);
}
/// <summary>
/// Adds an instance of type LayoutRenderer to the end of this LayoutRendererCollection.
/// </summary>
/// <param name="value">
/// The LayoutRenderer to be added to the end of this LayoutRendererCollection.
/// </param>
public virtual void Add(LayoutRenderer value)
{
this.List.Add(value);
}
private static void ApplyLayoutRendererParameters(LayoutRenderer target, string parameterString)
{
int pos = 0;
while (pos < parameterString.Length)
{
int nameStartPos = pos;
while (pos < parameterString.Length && Char.IsWhiteSpace(parameterString[pos]))
{
pos++;
}
while (pos < parameterString.Length && parameterString[pos] != '=')
{
pos++;
}
int nameEndPos = pos;
if (nameStartPos == nameEndPos)
break;
pos++;
// we've got a name - now get a value
//
StringBuilder valueBuf = new StringBuilder();
while (pos < parameterString.Length)
{
if (parameterString[pos] == '\\')
{
valueBuf.Append(parameterString[pos + 1]);
pos += 2;
}
else if (parameterString[pos] == ':')
{
pos++;
break;
}
else
{
valueBuf.Append(parameterString[pos]);
pos++;
}
}
string name = parameterString.Substring(nameStartPos, nameEndPos - nameStartPos);
string value = valueBuf.ToString();
PropertyHelper.SetPropertyFromString(target, name, value, null);
}
}
private static LayoutRenderer ConvertToLiteral(LayoutRenderer renderer)
{
StringBuilder sb = new StringBuilder();
renderer.Append(sb, LogEventInfo.CreateNullEvent());
return new LiteralLayoutRenderer(sb.ToString());
}
internal Layout(LayoutRenderer[] renderers, string text)
{
SetRenderers(renderers, text);
}
internal void SetRenderers(LayoutRenderer[] renderers, string text)
{
_renderers = renderers;
if (_renderers.Length == 1 && _renderers[0] is LiteralLayoutRenderer)
_fixedText = ((LiteralLayoutRenderer)(_renderers[0])).Text;
else
_fixedText = null;
_layoutText = text;
_isVolatile = false;
_needsStackTrace = 0;
foreach (LayoutRenderer lr in renderers)
{
int nst = lr.NeedsStackTrace();
if (nst > _needsStackTrace)
_needsStackTrace = nst;
if (lr.IsVolatile())
_isVolatile = true;
}
}
