public void Show(SciCode doc, int position, List <CiComplItem> a, List <string> groups)
{
if (a.NE_())
{
Hide();
return;
}
_a = a;
_groups = groups;
_groupsEnabled = _groups != null && _groupButton.IsChecked == true;
_doc = doc;
foreach (var v in _kindButtons)
{
v.IsChecked = false;
}
_groupButton.Visibility = _groups != null ? Visibility.Visible : Visibility.Collapsed;
UpdateVisibleItems();
var r = CiUtil.GetCaretRectFromPos(_doc, position, inScreen: true);
r.left -= Dpi.Scale(50, _doc);
_popup.ShowByRect(_doc, Dock.Bottom, r);
}
public async void SciMouseDwellStarted(SciCode doc, int pos8, bool isDiag)
{
var pi = Panels.Info;
if (!pi.Visible)
{
pi = null;
}
if (isDiag && pi == null)
{
return;
}
if (pos8 <= 0)
{
pi?.ZSetAboutInfo(); return;
}
//APerf.First();
int pos16 = doc.Pos16(pos8);
if (!CodeInfo.GetContextAndDocument(out var cd, pos16))
{
pi?.ZSetAboutInfo(cd.metaEnd > 0); return;
}
//APerf.Next();
var context = new QuickInfoContext(cd.document, pos16, default);
//APerf.Next();
var provider = new CSharpSemanticQuickInfoProvider();
//var r = await provider.GetQuickInfoAsync(context); //not async
var r = await Task.Run(async() => await provider.GetQuickInfoAsync(context));
//APerf.Next();
if (r == null)
{
pi?.ZSetAboutInfo(); return;
}
//AOutput.Write(r.Span, r.RelatedSpans);
//AOutput.Write(r.Tags);
var b = new StringBuilder("<body><div>");
//image
CiUtil.TagsToKindAndAccess(r.Tags, out var kind, out var access);
if (kind != CiItemKind.None)
{
if (access != default)
{
b.AppendFormat("<img src='@a{0}' style='padding-top: 6px' />", (int)access);
}
b.AppendFormat("<img src='@k{0}' style='padding-top: 2px' />", (int)kind);
}
//bool hasDocComm = false;
//QuickInfoSection descr = null;
POINT excRange = default, retRange = default;
unsafe void _Styling()
{
var styles8 = CiUtil.GetScintillaStylingBytes(zText);
Call(Sci.SCI_STARTSTYLING);
fixed(byte *p = styles8) Call(Sci.SCI_SETSTYLINGEX, styles8.Length, p);
}
public void Show(SciCode doc, int position)
{
_doc = doc;
var r = CiUtil.GetCaretRectFromPos(doc, position);
r.X -= _tb.Width + _TextHorzOffset + 6;
_SetRect(r);
_w.ZShow(doc);
}
public void Help_Context()
{
var c = AWnd.ThisThread.FocusedControl;
if (c == null)
{
return;
}
if (c == Panels.Editor.ZActiveDoc)
{
CiUtil.OpenSymbolFromPosHelp();
}
}
public static void Context_help()
{
var w = Api.GetFocus();
if (w.ClassNameIs("HwndWrapper*"))
{
//var e = Keyboard.FocusedElement as FrameworkElement;
}
else if (w == Panels.Editor.ZActiveDoc.Hwnd)
{
CiUtil.OpenSymbolOrKeywordFromPosHelp();
}
}
public void KeysWindowShow(SciCode doc, string code, int pos16, TextSpan stringSpan)
{
if (_keysWindow == null)
{
_keysWindow = new KeysWindow();
_keysWindow.Window.Name = "Ci.Keys"; //prevent hiding when activated
}
var r = CiUtil.GetCaretRectFromPos(doc, pos16);
int i = Au.Util.ADpi.ScaleInt(100);
r.Width = i;
r.Inflate(i, 0);
_keysWindow.Show(doc, r, false, PopupAlignment.TPM_CENTERALIGN | PopupAlignment.TPM_VERTICAL);
_keysWindow.InsertInControl = doc;
int vi = _StringPrefixLength(code, stringSpan.Start);
doc.ZTempRanges_Add(this, stringSpan.Start + vi + 1, stringSpan.End - 1, onLeave: () => _keysWindow.Hide());
}
public void RegexWindowShow(SciCode doc, string code, int pos16, TextSpan stringSpan, bool replace)
{
int j = stringSpan.Start, vi = _StringPrefixLength(code, j);
if (!replace && (vi == 0 || !(code[j] == '@' || code[j + 1] == '@')))
{
ADialog.ShowInfo(null, "Regular expression string should be like @\"text\", not like \"text\". The Regex tool will not escape \\ when inserting text.");
}
if (_regexWindow == null)
{
_regexWindow = new RegexWindow();
_regexWindow.Window.Name = "Ci.Regex"; //prevent hiding when activated
}
var r = CiUtil.GetCaretRectFromPos(doc, pos16);
int i = Au.Util.ADpi.ScaleInt(100);
r.Width = i;
r.Inflate(i, 0);
_regexWindow.Show(doc, r, false, PopupAlignment.TPM_CENTERALIGN | PopupAlignment.TPM_VERTICAL);
_regexWindow.InsertInControl = doc;
var s = _regexWindow.CurrentTopic;
if (s == "replace")
{
if (!replace)
{
_regexWindow.CurrentTopic = _regexTopic;
}
}
else if (replace)
{
_regexTopic = s;
_regexWindow.CurrentTopic = "replace";
}
doc.ZTempRanges_Add(this, stringSpan.Start + vi + 1, stringSpan.End - 1, onLeave: () => _regexWindow.Hide());
}
static void _ShowRegexOrKeysWindow(bool regex)
{
bool retry = false;
g1:
if (!CodeInfo.GetDocumentAndFindNode(out var cd, out var node))
{
return;
}
var pos16 = cd.pos16;
if (!CiUtil.IsInString(ref node, pos16))
{
if (regex || retry)
{
ADialog.ShowInfo("The text cursor must be in a string.");
return;
}
InsertCode.Statements("AKeys.Key(\"%\");", goToPercent: true);
retry = true;
goto g1;
}
var doc = cd.sciDoc;
var stringSpan = node.Span;
var t = CodeInfo._tools;
if (regex)
{
t.RegexWindowShow(doc, cd.code, pos16, stringSpan, replace: false);
}
else
{
t.KeysWindowShow(doc, cd.code, pos16, stringSpan);
}
}
///// <summary>
///// The child list control.
///// </summary>
//public AuListControl ListControl => _list;
public CiPopupList(CiCompletion compl)
{
_compl = compl;
_w = new _Window(this);
_w.SuspendLayout();
_w.Size = Au.Util.ADpi.ScaleSize((300, 360));
_list = new _FastListBox();
_list.SuspendLayout();
_list.AccessibleName = _list.Name = "Codein_list";
_list.Dock = DockStyle.Fill;
_list.BackColor = Color.White;
_list.ZItemClick += _list_ItemClick;
_list.ZSelectedIndexChanged += _list_SelectedIndexChanged;
_tb = new Au.Util.AToolStrip();
_tb.SuspendLayout();
_tb.AccessibleName = _tb.Name = "Codein_listFilter";
_tb.Renderer = new AuDockPanel.ZDockedToolStripRenderer();
_tb.GripStyle = ToolStripGripStyle.Hidden;
_tb.LayoutStyle = ToolStripLayoutStyle.VerticalStackWithOverflow;
int tbWidth = 0;
var kindNames = CiUtil.ItemKindNames;
_nKindButtons = kindNames.Length;
for (int i = 0; i < kindNames.Length; i++)
{
_AddButton(kindNames[i], CiUtil.GetKindImage((CiItemKind)i));
}
_tb.Items.Add(new ToolStripSeparator());
_groupButton = _AddButton("Group by namespace or inheritance", EdResources.GetImageNoCacheDpi(nameof(Au.Editor.Resources.Resources.ciGroupBy)));
if (Program.Settings.ci_complGroup)
{
_groupButton.Checked = true;
}
ToolStripButton _AddButton(string text, Image image)
{
var b = _tb.Items.Add(image) as ToolStripButton;
b.DisplayStyle = ToolStripItemDisplayStyle.Image;
b.ImageScaling = ToolStripItemImageScaling.None;
b.Name = b.AccessibleName = b.ToolTipText = text;
b.Margin = new Padding(1, 1, 0, 0);
if (tbWidth == 0)
{
tbWidth = 4 + b.ContentRectangle.Left * 2 + image.Width;
}
return(b);
}
_tb.Width = tbWidth; _tb.AutoSize = false; //does not work well with autosize, eg width too small when high DPI
_tb.Dock = DockStyle.Left;
_tb.ItemClicked += _tb_ItemClicked;
_w.Controls.Add(_list);
_w.Controls.Add(_tb);
_tb.ResumeLayout();
_list.ResumeLayout();
_w.ResumeLayout(true);
_imgStatic = EdResources.GetImageNoCacheDpi(nameof(Au.Editor.Resources.Resources.ciOverlayStatic));
_imgAbstract = EdResources.GetImageNoCacheDpi(nameof(Au.Editor.Resources.Resources.ciOverlayAbstract));
_popupHtml = new CiPopupHtml(CiPopupHtml.UsedBy.PopupList);
_popupTimer = new ATimer(_ShowPopupHtml);
}
void _ShowSignature(SciCode doc, char ch)
{
//APerf.First();
if (!CodeInfo.GetContextAndDocument(out var cd, -2))
{
return; //returns false if position is in meta comments
}
//APerf.Next();
var trigger = new SignatureHelpTriggerInfo(ch == default ? SignatureHelpTriggerReason.InvokeSignatureHelpCommand : SignatureHelpTriggerReason.TypeCharCommand, ch);
var providers = _SignatureHelpProviders;
//AOutput.Write(providers);
//APerf.Next();
SignatureHelpItems r = null;
foreach (var p in providers)
{
//APerf.First();
var r2 = p.GetItemsAsync(cd.document, cd.pos16, trigger, default).Result;
//APerf.NW(); //quite fast, don't need async. But in the future can try to wrap this foreach+SignatureHelpProviders in async Task. Need to test with large files.
if (r2 == null)
{
continue;
}
if (r == null || r2.ApplicableSpan.Start > r.ApplicableSpan.Start)
{
r = r2;
}
//Example: 'AOutput.Write(new Something())'.
// The first provider probably is for Write (invocation).
// Then the second is for Something (object creation).
// We need the innermost, in this case Something.
}
if (r == null)
{
Cancel();
return;
}
//APerf.NW('s');
//AOutput.Write($"<><c orange>pos={de.position}, span={r.ApplicableSpan}, nItems={r.Items.Count}, argCount={r.ArgumentCount}, argIndex={r.ArgumentIndex}, argName={r.ArgumentName}, sel={r.SelectedItemIndex}, provider={provider}<>");
//var node = document.GetSyntaxRootAsync().Result;
var span = new _Span(r.ApplicableSpan, cd.code);
int iSel = _data?.GetUserSelectedItemIfSameSpan(span, r) ?? -1; //preserve user selection in same session
_data = new _Data {
r = r,
span = span,
iUserSelected = iSel,
sciDoc = doc,
};
if (iSel < 0)
{
iSel = r.SelectedItemIndex ?? (r.ArgumentCount == 0 ? 0 : -1);
if (iSel < 0)
{
for (int i = 0; i < r.Items.Count; i++)
{
if (r.Items[i].Parameters.Length >= r.ArgumentCount)
{
iSel = i; break;
}
}
if (iSel < 0)
{
for (int i = 0; i < r.Items.Count; i++)
{
if (r.Items[i].IsVariadic)
{
iSel = i; break;
}
}
if (iSel < 0)
{
iSel = 0;
}
}
}
}
string html = _FormatHtml(iSel, userSelected: false);
doc.ZTempRanges_Add(this, r.ApplicableSpan.Start, r.ApplicableSpan.End, onLeave: () => {
if (doc.ZTempRanges_Enum(doc.Z.CurrentPos8, this, utf8: true).Any())
{
return;
}
Cancel();
}, SciCode.ZTempRangeFlags.NoDuplicate);
var rect1 = CiUtil.GetCaretRectFromPos(doc, r.ApplicableSpan.Start);
var rect2 = CiUtil.GetCaretRectFromPos(doc, cd.pos16);
var rect = doc.RectangleToScreen(Rectangle.Union(rect1, rect2));
rect.Width += Au.Util.ADpi.ScaleInt(200);
rect.X -= 6;
_popupHtml ??= new CiPopupHtml(CiPopupHtml.UsedBy.Signature, onHiddenOrDestroyed: _ => _data = null)
{
OnLinkClick = (ph, e) => ph.Html = _FormatHtml(e.Link.ToInt(1), userSelected: true)
};
_popupHtml.Html = html;
_popupHtml.Show(Panels.Editor.ZActiveDoc, rect, PopupAlignment.TPM_VERTICAL);
//APerf.NW();
}
public async Task <Section> GetTextAt(int pos16)
{
//using var p1 = perf.local();
if (!CodeInfo.GetContextAndDocument(out var cd, pos16))
{
return(null);
}
//don't include <remarks>. Sometimes it takes too much space. Badly formatted if eg contains markdown.
var opt1 = QuickInfoOptions.Default with {
ShowRemarksInQuickInfo = false, IncludeNavigationHintsInQuickInfo = false
};
var opt2 = new Microsoft.CodeAnalysis.LanguageServices.SymbolDescriptionOptions(opt1, Microsoft.CodeAnalysis.Classification.ClassificationOptions.Default);
var service = QuickInfoService.GetService(cd.document);
var r = await Task.Run(async() => await service.GetQuickInfoAsync(cd.document, pos16, opt2, default));
//p1.Next();
if (r == null)
{
return(null);
}
//this oveload is internal, but:
// - The public overload does not have an options parameter. Used to set options for workspace, but it stopped working.
// - Roslyn in Debug config asserts "don't use this function".
//print.it(r.Span, r.RelatedSpans);
//print.it(r.Tags);
var a = r.Sections;
if (a.Length == 0)
{
return(null); //when cursor is on }. //SHOULDDO: display block start code, like in VS.
}
//don't show some useless quickinfos, eg for literals
if (r.Tags.Length == 2 && a.Length == 2 && a[1].Kind == QuickInfoSectionKinds.DocumentationComments)
{
//print.it(r.Tags[0], a[1].Kind, a[1].Text);
var s = a[1].Text;
if (s.Starts("Represents "))
{
switch (r.Tags[0])
{
case "Class":
if (s == "Represents text as a sequence of UTF-16 code units.")
{
return(null);
}
break;
case "Structure":
if (s.RxIsMatch(@"^Represents a (\d+-bit u?n?signed integer|[\w+-]+ floating-point number)\.$"))
{
return(null);
}
break;
}
}
}
var x = new CiText();
//bool hasDocComm = false;
//QuickInfoSection descr = null;
for (int i = 0; i < a.Length; i++)
{
var se = a[i];
//print.it(se.Kind, se.Text);
//if (se.Kind == QuickInfoSectionKinds.RemarksDocumentationComments) continue;
x.StartParagraph();
//if (se.Kind == QuickInfoSectionKinds.RemarksDocumentationComments) {
// x.Append("More info in Remarks (click and press F1)."); //no, because the DB does not contain Au and .NET remarks; would show this info only for others (local, XML files).
//} else {
if (i == 0) //image
{
CiUtil.TagsToKindAndAccess(r.Tags, out var kind, out var access);
if (kind != CiItemKind.None)
{
if (access != default)
{
x.Image(access);
}
x.Image(kind);
x.Append(" ");
}
}
var tp = se.TaggedParts;
if (tp[0].Tag == TextTags.LineBreak) //remove/replace some line breaks in returns and exceptions
{
int lessNewlines = se.Kind switch { QuickInfoSectionKinds.ReturnsDocumentationComments => 1, QuickInfoSectionKinds.Exception => 2, _ => 0 };
var k = new List <TaggedText>(tp.Length - 1);
for (int j = 1; j < tp.Length; j++)
{
var v = tp[j];
if (lessNewlines > 0 && j > 1)
{
if (v.Tag == TextTags.LineBreak)
{
if (j == 2)
{
continue; //remove line break after "Returns:" etc
}
if (lessNewlines == 2) //in list of exceptions replace "\n " with ", "
{
if (++j == tp.Length || tp[j].Tag != TextTags.Space)
{
j--; continue;
}
v = new(TextTags.Text, ", ");
}
}
}
k.Add(v);
}
x.AppendTaggedParts(k, false);
}
else
{
x.AppendTaggedParts(tp);
}
//}
x.EndParagraph();
}
return(x.Result);
}
}
async void _ShowSignature(SciCode doc, char ch, bool methodCompletion = false)
{
//using var p1 = perf.local();
if (!CodeInfo.GetContextAndDocument(out var cd, -2) || cd.pos < 2)
{
return; //returns false if position is in meta comments
}
_cancelTS?.Cancel();
_cancelTS = new CancellationTokenSource();
var cancelTS = _cancelTS;
var cancelToken = cancelTS.Token;
#if DEBUG
if (Debugger.IsAttached)
{
cancelToken = default; _cancelTS = null;
}
#endif
SyntaxNode root = null;
//ISignatureHelpProvider provider = null;
SignatureHelpItems r = null;
try {
//could be sync, quite fast, but then sometimes reenters (GetItemsAsync waits/dispatches) and sometimes hangs
r = await Task.Run(async() => {
//p1.Next();
root = cd.syntaxRoot;
//p1.Next('r');
var providers = _SignatureHelpProviders;
//print.it(providers);
SignatureHelpItems r = null;
var trigger = new SignatureHelpTriggerInfo(ch == default ? SignatureHelpTriggerReason.InvokeSignatureHelpCommand : SignatureHelpTriggerReason.TypeCharCommand, ch);
foreach (var p in providers)
{
//print.it(p);
var r2 = await p.GetItemsAsync(cd.document, cd.pos, trigger, SignatureHelpOptions.Default, cancelToken).ConfigureAwait(false);
if (cancelToken.IsCancellationRequested) /*print.it("IsCancellationRequested");*/ return {
(null);
} //often
if (r2 == null)
{
continue;
}
if (r == null || r2.ApplicableSpan.Start > r.ApplicableSpan.Start)
{
r = r2;
//provider = p;
}
//Example: 'print.it(new Something())'.
// The first provider probably is for Write (invocation).
// Then the second is for Something (object creation).
// We need the innermost, in this case Something.
}
return(r);
});
}
catch (OperationCanceledException) { /*Debug_.Print("canceled");*/ return; } //never noticed
//catch (AggregateException e1) when (e1.InnerException is TaskCanceledException) { return; }
finally {
cancelTS.Dispose();
if (cancelTS == _cancelTS)
{
_cancelTS = null;
}
}
//print.it(r, cancelToken.IsCancellationRequested);
if (cancelToken.IsCancellationRequested)
{
return;
}
if (r == null)
{
_CancelUI();
return;
}
Debug.Assert(doc == Panels.Editor.ZActiveDoc); //when active doc changed, cancellation must be requested
if (cd.pos != doc.zCurrentPos16 || (object)cd.code != doc.zText)
{
return; //changed while awaiting
}
//p1.Next('s');
//print.it($"<><c orange>pos={cd.pos}, span={r.ApplicableSpan}, nItems={r.Items.Count}, argCount={r.ArgumentCount}, argIndex={r.ArgumentIndex}, argName={r.ArgumentName}, sel={r.SelectedItemIndex}, provider={provider}<>");
//get span of the arglist. r.ApplicableSpan.Start is of the statement, not of the arglist. In chained methods it is the chain start.
var fullSpan = r.ApplicableSpan;
//CiUtil.HiliteRange(fullSpan); wait.doEvents(500);
var start = fullSpan.Start;
var tok = root.FindToken(cd.pos);
if (tok.Kind() is SyntaxKind.OpenParenToken or SyntaxKind.OpenBracketToken or SyntaxKind.LessThanToken)
{
tok = tok.GetPreviousToken();
}
var argNode = tok.Parent;
while (argNode != null)
{
int i = argNode.SpanStart; if (i <= start)
{
break;
}
if (argNode is BaseArgumentListSyntax or AttributeArgumentListSyntax or TypeArgumentListSyntax)
{
start = i + 1;
break;
}
//CiUtil.PrintNode(argNode);
argNode = argNode.Parent;
}
var argSpan = new TextSpan(start, fullSpan.End - start);
//CiUtil.PrintNode(argNode); CiUtil.HiliteRange(argSpan); //print.it(argSpan);
var span = new _Span(argSpan, cd.code);
int iSel = 0, iSel2 = 0;
if (r.Items.Count > 1)
{
iSel2 = r.SelectedItemIndex ?? -1;
if (_data?.IsSameArglist(span, r) ?? false)
{
iSel = _data.iUserSelected; //preserve user selection in same session
if (iSel2 < 0)
{
iSel2 = _data.iRoslynSelected; //on error use last good Roslyn selection in same session, like in VS
}
}
else
{
iSel = -1;
}
}
_data = new _Data {
r = r,
span = span,
iUserSelected = iSel,
iRoslynSelected = iSel2,
sci = doc,
};
if (iSel < 0)
{
iSel = iSel2;
}
if (iSel < 0)
{
//r.SelectedItemIndex is null when cannot resolve overloads, eg when arglist is partially typed. Example: wnd.find(1, );
iSel = r.SelectedItemIndex ?? (r.ArgumentCount == 0 ? 0 : -1);
if (iSel < 0)
{
for (int i = 0; i < r.Items.Count; i++)
{
if (r.Items[i].Parameters.Length >= r.ArgumentCount)
{
iSel = i; break;
}
}
if (iSel < 0)
{
for (int i = 0; i < r.Items.Count; i++)
{
if (r.Items[i].IsVariadic)
{
iSel = i; break;
}
}
if (iSel < 0)
{
iSel = 0;
}
}
}
}
doc.ZTempRanges_Add(this, argSpan.Start, argSpan.End, onLeave: () => {
if (doc.ZTempRanges_Enum(doc.zCurrentPos8, this, utf8: true).Any())
{
return;
}
_CancelUI();
}, SciCode.ZTempRangeFlags.NoDuplicate);
var rect = RECT.Union(CiUtil.GetCaretRectFromPos(doc, fullSpan.Start), CiUtil.GetCaretRectFromPos(doc, cd.pos));
doc.Hwnd.MapClientToScreen(ref rect);
rect.Width += Dpi.Scale(200, doc.Hwnd);
rect.left -= 6;
_textPopup ??= new CiPopupText(CiPopupText.UsedBy.Signature, onHiddenOrDestroyed: (_, _) => _data = null)
{
OnLinkClick = (ph, e) => ph.Text = _FormatText(e.ToInt(1), userSelected: true)
};
_textPopup.Text = _FormatText(iSel, userSelected: false);
if (!_textPopup.IsVisible)
{
CodeInfo.HideTextPopupAndTempWindows();
if (CodeInfo._compl.IsVisibleUI) //without this does not show completions with selected enum when typed Function( when first parameter is enum
{
CodeInfo._compl.Cancel();
}
if (methodCompletion)
{
CodeInfo._compl.ShowList(ch); //when autocompletion added (); may need to show enum list
}
}
_textPopup.Show(Panels.Editor.ZActiveDoc, rect, System.Windows.Controls.Dock.Bottom);
//also show Keys/Regex tool?
//CiUtil.PrintNode(node);
if (argNode is ArgumentListSyntax or BracketedArgumentListSyntax && cd.code.Eq(cd.pos - 1, "\"\""))
{
//print.it("string");
var semo = cd.semanticModel;
var token = root.FindToken(cd.pos);
if (true == token.IsInString(cd.pos, cd.code, out var stringInfo))
{
var stringFormat = CiUtil.GetParameterStringFormat(stringInfo.stringNode, semo, true);
if (stringFormat != 0)
{
CodeInfo._tools.ShowForStringParameter(stringFormat, cd, stringInfo, _textPopup.PopupWindow.Hwnd);
}
}
}
}
