public void AddRegisterDirective(WebFormsPageInfo.RegisterDirective directive, TextEditor editor, bool preserveCaretPosition)
{
if (doc == null)
{
return;
}
var node = GetRegisterInsertionPointNode();
if (node == null)
{
return;
}
doc.Info.RegisteredTags.Add(directive);
var line = Math.Max(node.Region.EndLine, node.Region.BeginLine);
var pos = editor.LocationToOffset(line, editor.GetLine(line - 1).Length);
if (pos < 0)
{
return;
}
using (var undo = editor.OpenUndoGroup()) {
var oldCaret = editor.CaretOffset;
var text = editor.FormatString(pos, editor.EolMarker + directive);
var inserted = text.Length;
editor.InsertText(pos, text);
if (preserveCaretPosition)
{
editor.CaretOffset = (pos < oldCaret)? oldCaret + inserted : oldCaret;
}
}
}
/// <summary>
/// Gets a tag prefix, also returning the directive that would have to be added if necessary.
/// </summary>
public string GetTagPrefixWithNewDirective(INamedTypeSymbol control, string assemblyName, string desiredPrefix,
out WebFormsPageInfo.RegisterDirective directiveNeededToAdd)
{
directiveNeededToAdd = null;
string existingPrefix = GetTagPrefix(control);
if (existingPrefix != null)
{
return(existingPrefix);
}
//TODO: detect control name conflicts
string prefix = desiredPrefix;
if (desiredPrefix == null)
{
prefix = GetPrefix(control);
}
var an = SystemAssemblyService.ParseAssemblyName(assemblyName);
directiveNeededToAdd = new WebFormsPageInfo.AssemblyRegisterDirective(prefix, control.ContainingNamespace.GetFullName(), an.Name);
return(prefix);
}
