private void OnKeyDown(object sender, KeyEventArgs e)
{
if (e.Handled)
{
return;
}
if (this.completionBroker != null)
{
CodeAidContext codeAidContext = this.CreateCodeAidContext();
CodeAidAction action = this.codeAidEngine.ProcessKeyDown(e.Key, codeAidContext);
if (!action.IsNone)
{
this.ExecuteCodeAidAction(action, false);
}
if (action.TestFlag(CodeAidActionType.EatInput))
{
e.Handled = true;
}
else
{
this.OnKeyDownHelper(e);
}
this.ExecuteFormattingAction(action);
}
else
{
this.OnKeyDownHelper(e);
}
}
private void ExecuteFormattingAction(CodeAidAction action)
{
ITextSnapshot textSnapshot = this.textView.TextSnapshot;
int index = this.textView.Caret.Position.Index;
string forContainingTag = this.codeAidEngine.GetBeginningWhitespaceForContainingTag(textSnapshot, index);
if (action.TestFlag(CodeAidActionType.AutoGenNewLineBelow))
{
this.editorOperations.InsertNewline(this.undoHistory);
this.ReplaceTextRange(this.textView.TextSnapshot.GetLineFromPosition(index).Start, index, forContainingTag);
this.textView.Caret.MoveTo(index);
}
if (!action.TestFlag(CodeAidActionType.AutoGenIndent))
{
return;
}
this.ReplaceTextRange(this.textView.TextSnapshot.GetLineFromPosition(index).Start, index, forContainingTag + "\t");
}
private bool CreateAndExecuteCodeAidAction(TextCompositionEventArgs e, bool matchingModeOnly)
{
PerformanceUtility.MeasurePerformanceUntilRender(PerformanceEvent.TextInsertLetter);
if (this.completionBroker == null)
{
return(false);
}
CodeAidContext codeAidContext = this.CreateCodeAidContext();
CodeAidAction action = this.codeAidEngine.ProcessTextInput(e.Text, codeAidContext);
if (!action.IsNone)
{
this.ExecuteCodeAidAction(action, matchingModeOnly);
}
if (!action.TestFlag(CodeAidActionType.EatInput) && !matchingModeOnly)
{
this.editorOperations.InsertText(e.Text, this.undoHistory);
}
return(true);
}
public CodeAidAction(CodeAidActionType actionType)
{
this = new CodeAidAction();
this.actionTypeFlags = actionType;
}
private void ExecuteCodeAidAction(CodeAidAction action, bool matchingModeOnly)
{
if (action.TestFlag(CodeAidActionType.CommitSession) && !matchingModeOnly)
{
this.CommitCompletionSession(action.TestFlag(CodeAidActionType.CommitOnHollowSelection));
}
else if (action.TestFlag(CodeAidActionType.DismissSession))
{
this.DismissCompletionSession();
}
if (action.TestFlag(CodeAidActionType.StartSession))
{
this.AsyncStartCompletionSession();
}
if (action.TestFlag(CodeAidActionType.MatchTracking))
{
this.AsyncMatchCompletionSession();
}
if (action.TestFlag(CodeAidActionType.MoveSelDown))
{
this.OffsetCompletionSelection(1);
}
if (action.TestFlag(CodeAidActionType.MoveSelUp))
{
this.OffsetCompletionSelection(-1);
}
if (action.TestFlag(CodeAidActionType.MoveSelPageDown))
{
this.OffsetCompletionSelection(7);
}
if (action.TestFlag(CodeAidActionType.MoveSelPageUp))
{
this.OffsetCompletionSelection(-7);
}
if (action.TestFlag(CodeAidActionType.MoveSelHome) && this.activeSession != null)
{
this.activeSession.SetSelectionStatus(this.activeSession.Completions[0], CompletionSelectionOptions.Selected | CompletionSelectionOptions.Unique);
}
if (action.TestFlag(CodeAidActionType.MoveSelEnd) && this.activeSession != null)
{
this.activeSession.SetSelectionStatus(this.activeSession.Completions[this.activeSession.Completions.Count - 1], CompletionSelectionOptions.Selected | CompletionSelectionOptions.Unique);
}
if (action.TestFlag(CodeAidActionType.AutoGenDot) && !matchingModeOnly)
{
int num = this.LeftmostTextViewSelection();
this.editorOperations.InsertText(".", this.undoHistory);
this.textView.Caret.MoveTo(num + 1);
}
if (action.TestFlag(CodeAidActionType.AutoGenAttrQuotes) && !matchingModeOnly)
{
int num1 = this.LeftmostTextViewSelection();
this.editorOperations.InsertText("=\"\"", this.undoHistory);
int num2 = action.TestFlag(CodeAidActionType.CreateCloseTag) ? 3 : 2;
this.textView.Caret.MoveTo(num1 + num2);
}
if (action.TestFlag(CodeAidActionType.CreateCloseTag) && !matchingModeOnly)
{
string autoCloseTag = this.codeAidEngine.GetAutoCloseTag(this.CreateCodeAidContext());
if (!string.IsNullOrEmpty(autoCloseTag))
{
int caretIndex = this.LeftmostTextViewSelection();
this.editorOperations.InsertText("</" + autoCloseTag + ">", this.undoHistory);
this.textView.Caret.MoveTo(caretIndex);
}
}
if (action.TestFlag(CodeAidActionType.AutoGenClosingBracket) && !matchingModeOnly)
{
int num = this.LeftmostTextViewSelection();
this.editorOperations.InsertText(">", this.undoHistory);
this.textView.Caret.MoveTo(num + 1);
}
if (!action.TestFlag(CodeAidActionType.AutoGenCloseComment) || matchingModeOnly)
{
return;
}
int caretIndex1 = this.LeftmostTextViewSelection();
this.editorOperations.InsertText("-->", this.undoHistory);
this.textView.Caret.MoveTo(caretIndex1);
}