public override void Execute(TextArea textArea)
{
SharpDevelopTextAreaControl sdtac = (SharpDevelopTextAreaControl)textArea.MotherTextEditorControl;
CodeCompletionDataProvider ccdp = new CodeCompletionDataProvider();
ccdp.DebugMode = true;
sdtac.ShowCompletionWindow(ccdp, '.');
}
ICompletionData[] Resolve(string expression)
{
TextEditorControl editor = GetEditor();
if (editor != null)
{
CodeCompletionDataProvider cdp = new CodeCompletionDataProvider(new ExpressionResult(expression));
return(cdp.GenerateCompletionData(editor.FileName, editor.ActiveTextAreaControl.TextArea, '.'));
}
return(new ICompletionData[0]);
}
ICompletionDataProvider HandleCodeCompletion (
CodeCompletionContext completionContext, bool forced, ref int triggerWordLength)
{
tracker.UpdateEngine ();
//FIXME: lines in completionContext are zero-indexed, but ILocation and buffer are 1-indexed.
//This could easily cause bugs.
int line = completionContext.TriggerLine + 1, col = completionContext.TriggerLineOffset;
ITextBuffer buf = this.Buffer;
// completionChar may be a space even if the current char isn't, when ctrl-space is fired t
int currentPosition = buf.CursorPosition - 1;
char currentChar = buf.GetCharAt (currentPosition);
char previousChar = buf.GetCharAt (currentPosition - 1);
//decide whether completion will be auto-activated, to avoid unnecessary
//parsing, which hurts editor responsiveness
if (!forced) {
//
if (tracker.Engine.CurrentState is S.XmlFreeState && !(currentChar == '<' || currentChar == '>'))
return null;
if (tracker.Engine.CurrentState is S.XmlNameState
&& tracker.Engine.CurrentState.Parent is S.XmlAttributeState && previousChar != ' ')
return null;
if (tracker.Engine.CurrentState is S.XmlAttributeValueState
&& !(previousChar == '\'' || previousChar == '"' || currentChar =='\'' || currentChar == '"'))
return null;
}
//tag completion
if (currentChar == '<') {
CodeCompletionDataProvider cp = new CodeCompletionDataProvider (null, GetAmbience ());
if (tracker.Engine.CurrentState is S.XmlFreeState) {
S.XElement el = tracker.Engine.Nodes.Peek () as S.XElement;
AddTagCompletionData (cp, el);
}
return cp;
}
//closing tag completion
if (tracker.Engine.CurrentState is S.XmlFreeState && currentPosition - 1 > 0 && currentChar == '>') {
//get name of current node in document that's being ended
S.XElement el = tracker.Engine.Nodes.Peek () as S.XElement;
if (el != null && el.Position.End >= currentPosition && !el.IsClosed && el.IsNamed) {
CodeCompletionDataProvider cp = new CodeCompletionDataProvider (null, GetAmbience ());
cp.AddCompletionData (
new MonoDevelop.XmlEditor.Completion.XmlTagCompletionData (
String.Concat ("</", el.Name.FullName, ">"), 0, true)
);
return cp;
}
}
//attributes names within tags
if (tracker.Engine.CurrentState is S.XmlTagState && forced ||
(tracker.Engine.CurrentState is S.XmlNameState
&& tracker.Engine.CurrentState.Parent is S.XmlAttributeState
&& tracker.Engine.CurrentStateLength == 1)
) {
int peekp = (tracker.Engine.CurrentState is S.XmlTagState) ? 0 : 1;
S.XElement el = (S.XElement) tracker.Engine.Nodes.Peek (peekp);
// HACK
S.XElement pel = tracker.Engine.Nodes.Peek (peekp + 1) as S.XElement;
if (el.Parent == null && pel != null)
pel.AddChildNode (el);
//attributes
if (el != null && el.Name.IsValid && (forced || char.IsWhiteSpace (currentChar) ||
(char.IsWhiteSpace (previousChar) && char.IsLetter (currentChar))))
{
CodeCompletionDataProvider cp = new CodeCompletionDataProvider (null, GetAmbience ());
if (!forced)
triggerWordLength = 1;
AddAttributeCompletionData (cp, el);
return cp;
}
}
//attribute values
//determine whether to trigger completion within attribute values quotes
if ((tracker.Engine.CurrentState is S.XmlDoubleQuotedAttributeValueState
|| tracker.Engine.CurrentState is S.XmlSingleQuotedAttributeValueState)
//trigger on the opening quote
&& (tracker.Engine.CurrentStateLength == 0
//or trigger on first letter of value, if unforced
|| (!forced && tracker.Engine.CurrentStateLength == 1))
) {
S.XAttribute att = (S.XAttribute) tracker.Engine.Nodes.Peek ();
if (att.IsNamed) {
S.XElement el = (S.XElement) tracker.Engine.Nodes.Peek (1);
// HACK
S.XElement pel = tracker.Engine.Nodes.Peek (2) as S.XElement;
if (el.Parent == null && pel != null)
pel.AddChildNode (el);
char next = ' ';
if (currentPosition + 1 < buf.Length)
next = buf.GetCharAt (currentPosition + 1);
char compareChar = (tracker.Engine.CurrentStateLength == 0)? currentChar : previousChar;
Console.WriteLine ("ppa: " + att.Value);
if ((compareChar == '"' || compareChar == '\'')
&& (next == compareChar || char.IsWhiteSpace (next))
) {
//if triggered by first letter of value, grab that letter
if (tracker.Engine.CurrentStateLength == 1)
triggerWordLength = 1;
CodeCompletionDataProvider cp = new CodeCompletionDataProvider (null, GetAmbience ());
AddAttributeValueCompletionData (cp, el, att);
return cp;
}
}
}
return null;
}
protected virtual void AddAttributeValueCompletionData (CodeCompletionDataProvider cp, S.XElement element, S.XAttribute attribute)
{
}
protected virtual void AddTagCompletionData (CodeCompletionDataProvider cp, S.XElement element)
{
}
ICompletionDataProvider HandleCodeCompletion(
CodeCompletionContext completionContext, bool forced, ref int triggerWordLength)
{
tracker.UpdateEngine();
//FIXME: lines in completionContext are zero-indexed, but ILocation and buffer are 1-indexed.
//This could easily cause bugs.
int line = completionContext.TriggerLine + 1, col = completionContext.TriggerLineOffset;
ITextBuffer buf = this.Buffer;
// completionChar may be a space even if the current char isn't, when ctrl-space is fired t
int currentPosition = buf.CursorPosition - 1;
char currentChar = buf.GetCharAt(currentPosition);
char previousChar = buf.GetCharAt(currentPosition - 1);
//decide whether completion will be auto-activated, to avoid unnecessary
//parsing, which hurts editor responsiveness
if (!forced)
{
//
if (tracker.Engine.CurrentState is S.XmlFreeState && !(currentChar == '<' || currentChar == '>'))
{
return(null);
}
if (tracker.Engine.CurrentState is S.XmlNameState &&
tracker.Engine.CurrentState.Parent is S.XmlAttributeState && previousChar != ' ')
{
return(null);
}
if (tracker.Engine.CurrentState is S.XmlAttributeValueState &&
!(previousChar == '\'' || previousChar == '"' || currentChar == '\'' || currentChar == '"'))
{
return(null);
}
}
//tag completion
if (currentChar == '<')
{
CodeCompletionDataProvider cp = new CodeCompletionDataProvider(null, GetAmbience());
if (tracker.Engine.CurrentState is S.XmlFreeState)
{
S.XElement el = tracker.Engine.Nodes.Peek() as S.XElement;
AddTagCompletionData(cp, el);
}
return(cp);
}
//closing tag completion
if (tracker.Engine.CurrentState is S.XmlFreeState && currentPosition - 1 > 0 && currentChar == '>')
{
//get name of current node in document that's being ended
S.XElement el = tracker.Engine.Nodes.Peek() as S.XElement;
if (el != null && el.Position.End >= currentPosition && !el.IsClosed && el.IsNamed)
{
CodeCompletionDataProvider cp = new CodeCompletionDataProvider(null, GetAmbience());
cp.AddCompletionData(
new MonoDevelop.XmlEditor.Completion.XmlTagCompletionData(
String.Concat("</", el.Name.FullName, ">"), 0, true)
);
return(cp);
}
}
//attributes names within tags
if (tracker.Engine.CurrentState is S.XmlTagState && forced ||
(tracker.Engine.CurrentState is S.XmlNameState &&
tracker.Engine.CurrentState.Parent is S.XmlAttributeState &&
tracker.Engine.CurrentStateLength == 1)
)
{
int peekp = (tracker.Engine.CurrentState is S.XmlTagState) ? 0 : 1;
S.XElement el = (S.XElement)tracker.Engine.Nodes.Peek(peekp);
// HACK
S.XElement pel = tracker.Engine.Nodes.Peek(peekp + 1) as S.XElement;
if (el.Parent == null && pel != null)
{
pel.AddChildNode(el);
}
//attributes
if (el != null && el.Name.IsValid && (forced || char.IsWhiteSpace(currentChar) ||
(char.IsWhiteSpace(previousChar) && char.IsLetter(currentChar))))
{
CodeCompletionDataProvider cp = new CodeCompletionDataProvider(null, GetAmbience());
if (!forced)
{
triggerWordLength = 1;
}
AddAttributeCompletionData(cp, el);
return(cp);
}
}
//attribute values
//determine whether to trigger completion within attribute values quotes
if ((tracker.Engine.CurrentState is S.XmlDoubleQuotedAttributeValueState ||
tracker.Engine.CurrentState is S.XmlSingleQuotedAttributeValueState)
//trigger on the opening quote
&& (tracker.Engine.CurrentStateLength == 0
//or trigger on first letter of value, if unforced
|| (!forced && tracker.Engine.CurrentStateLength == 1))
)
{
S.XAttribute att = (S.XAttribute)tracker.Engine.Nodes.Peek();
if (att.IsNamed)
{
S.XElement el = (S.XElement)tracker.Engine.Nodes.Peek(1);
// HACK
S.XElement pel = tracker.Engine.Nodes.Peek(2) as S.XElement;
if (el.Parent == null && pel != null)
{
pel.AddChildNode(el);
}
char next = ' ';
if (currentPosition + 1 < buf.Length)
{
next = buf.GetCharAt(currentPosition + 1);
}
char compareChar = (tracker.Engine.CurrentStateLength == 0)? currentChar : previousChar;
Console.WriteLine("ppa: " + att.Value);
if ((compareChar == '"' || compareChar == '\'') &&
(next == compareChar || char.IsWhiteSpace(next))
)
{
//if triggered by first letter of value, grab that letter
if (tracker.Engine.CurrentStateLength == 1)
{
triggerWordLength = 1;
}
CodeCompletionDataProvider cp = new CodeCompletionDataProvider(null, GetAmbience());
AddAttributeValueCompletionData(cp, el, att);
return(cp);
}
}
}
return(null);
}
protected virtual void AddAttributeValueCompletionData(CodeCompletionDataProvider cp, S.XElement element, S.XAttribute attribute)
{
}
protected virtual void AddTagCompletionData(CodeCompletionDataProvider cp, S.XElement element)
{
}
