diff --git a/NEWS.md b/NEWS.md
index 8ecb36b6..d0c7d855 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -5,6 +5,8 @@ Red Panda C++ Version 0.13.4
   - fix: can't show private & protected members of 'this'
   - fix: function name like 'A::B' is not correctly parsed
   - fix: static members are not correct shown after Classname + '::'
+  - enhancement: show parameter tips for class constructors
+  - enhancement: when there are tips showing, don't show mouse tips
 
 Red Panda C++ Version 0.13.3
   - enhancement: restore editor position after rename symbol
diff --git a/RedPandaIDE/editor.cpp b/RedPandaIDE/editor.cpp
index 3b042902..4a514bf1 100644
--- a/RedPandaIDE/editor.cpp
+++ b/RedPandaIDE/editor.cpp
@@ -957,7 +957,9 @@ bool Editor::event(QEvent *event)
 {
     if ((event->type() == QEvent::HoverEnter || event->type() == QEvent::HoverMove)
             && pSettings->editor().enableTooltips()
-            ) {
+            && !pMainWindow->completionPopup()->isVisible()
+            && !pMainWindow->functionTip()->isVisible()
+            && !pMainWindow->headerCompletionPopup()->isVisible()) {
         QHoverEvent *helpEvent = static_cast<QHoverEvent *>(event);
         BufferCoord p;
         TipType reason = getTipType(helpEvent->pos(),p);
@@ -3366,6 +3368,39 @@ void Editor::updateFunctionTip()
 
     QString s = getWordAtPosition(this, functionNamePos, pWordBegin,pWordEnd, WordPurpose::wpInformation);
 
+    int x = pWordBegin.Char-1-1;
+    QString line = lines()->getString(pWordBegin.Line-1);
+    bool hasPreviousWord=false;
+    while (x>=0) {
+        QChar ch=line[x];
+        if (ch == ' ' || ch == '\t')
+            continue;
+        if (isIdentChar(ch)) {
+            hasPreviousWord = true;
+            break;
+        }
+        hasPreviousWord = false;
+        break;
+    }
+
+    if (x >= 0 && hasPreviousWord) {
+        BufferCoord pos = pWordBegin;
+        pos.Char = x+1;
+        QString previousWord = getPreviousWordAtPositionForSuggestion(pos);
+
+        PStatement statement = mParser->findStatementOf(
+                    mFilename,
+                    previousWord,
+                    pos.Line);
+        if (statement) {
+            PStatement typeStatement = mParser->findTypeDef(statement,mFilename);
+            if (typeStatement && typeStatement->kind == StatementKind::skClass) {
+                s = previousWord;
+                functionNamePos = pos;
+            }
+        }
+    }
+
 //    qDebug()<<QString("find word at %1:%2 - '%3'")
 //              .arg(FuncStartXY.Line)
 //              .arg(FuncStartXY.Char)
diff --git a/RedPandaIDE/mainwindow.cpp b/RedPandaIDE/mainwindow.cpp
index 2ecc9c9f..fe85838f 100644
--- a/RedPandaIDE/mainwindow.cpp
+++ b/RedPandaIDE/mainwindow.cpp
@@ -5406,7 +5406,7 @@ void MainWindow::on_actionRename_Symbol_triggered()
 //        return;
 //    }
 
-    if (isKeyword(word)) {
+    if (isCppKeyword(word)) {
         return;
     }
 
diff --git a/RedPandaIDE/parser/cppparser.cpp b/RedPandaIDE/parser/cppparser.cpp
index f4db162a..37e09833 100644
--- a/RedPandaIDE/parser/cppparser.cpp
+++ b/RedPandaIDE/parser/cppparser.cpp
@@ -125,7 +125,11 @@ QList<PStatement> CppParser::getListOfFunctions(const QString &fileName, const Q
     PStatement statement = findStatementOf(fileName,phrase, line);
     if (!statement)
         return result;
-    PStatement parentScope = statement->parentScope.lock();
+    PStatement parentScope;
+    if (statement->kind == StatementKind::skClass) {
+        parentScope = statement;
+    } else
+        parentScope = statement->parentScope.lock();
     if (parentScope && parentScope->kind == StatementKind::skNamespace) {
         PStatementList namespaceStatementsList = findNamespace(parentScope->command);
         if (namespaceStatementsList) {
@@ -545,6 +549,15 @@ PStatement CppParser::findTypeDefinitionOf(const QString &fileName, const QStrin
     return getTypeDef(statement,fileName,aType);
 }
 
+PStatement CppParser::findTypeDef(const PStatement &statement, const QString &fileName)
+{
+    QMutexLocker locker(&mMutex);
+
+    if (mParsing)
+        return PStatement();
+    return getTypeDef(statement, fileName, "");
+}
+
 bool CppParser::freeze()
 {
     QMutexLocker locker(&mMutex);
@@ -3323,12 +3336,12 @@ QList<PStatement> CppParser::getListOfFunctions(const QString &fileName, int lin
     QList<PStatement> result;
     StatementMap children = mStatementList.childrenStatements(scopeStatement);
     for (const PStatement& child:children) {
-        if ((statement->command == child->command)
+        if (( (statement->command == child->command)
 #ifdef Q_OS_WIN
                 || (statement->command +'A' == child->command)
                 || (statement->command +'W' == child->command)
 #endif
-                ) {
+              ) ) {
             if (line < child->line && (child->fileName == fileName))
                 continue;
             result.append(child);
@@ -4473,7 +4486,7 @@ QString CppParser::removeArgNames(const QString &args)
                 if (!typeGetted) {
                     currentArg += ' ' + word;
                 } else {
-                    if (isKeyword(word)) {
+                    if (isCppKeyword(word)) {
                         currentArg += ' ' + word;
                     }
                 }
@@ -4502,10 +4515,10 @@ QString CppParser::removeArgNames(const QString &args)
             } else if (!word.trimmed().isEmpty()) {
                 if (!typeGetted) {
                     currentArg += ' ' + word;
-                    if (mCppTypeKeywords.contains(word) || !isKeyword(word))
+                    if (mCppTypeKeywords.contains(word) || !isCppKeyword(word))
                         typeGetted = true;
                 } else {
-                    if (isKeyword(word))
+                    if (isCppKeyword(word))
                         currentArg += ' ' + word;
                 }
                 word = "";
@@ -4520,7 +4533,7 @@ QString CppParser::removeArgNames(const QString &args)
     if (!typeGetted) {
         currentArg += ' ' + word;
     } else {
-        if (isKeyword(word)) {
+        if (isCppKeyword(word)) {
             currentArg += ' ' + word;
         }
     }
@@ -4650,7 +4663,7 @@ bool CppParser::isNotFuncArgs(const QString &args)
         return false;
     }
 
-    if (isKeyword(word)) {
+    if (isCppKeyword(word)) {
         return word == "true" || word == "false" || word == "nullptr";
     }
     PStatement statement =findStatementOf(mCurrentFile,word,getCurrentScope(),true);
diff --git a/RedPandaIDE/parser/cppparser.h b/RedPandaIDE/parser/cppparser.h
index cee4e6d6..002bab5a 100644
--- a/RedPandaIDE/parser/cppparser.h
+++ b/RedPandaIDE/parser/cppparser.h
@@ -87,6 +87,8 @@ public:
     PStatement findTypeDefinitionOf(const QString& fileName,
                                     const QString& aType,
                                     const PStatement& currentClass);
+    PStatement findTypeDef(const PStatement& statement,
+                          const QString& fileName);
     bool freeze();  // Freeze/Lock (stop reparse while searching)
     bool freeze(const QString& serialId);  // Freeze/Lock (stop reparse while searching)
     QStringList getClassesList();
diff --git a/RedPandaIDE/parser/parserutils.cpp b/RedPandaIDE/parser/parserutils.cpp
index 400eecd9..11d7002d 100644
--- a/RedPandaIDE/parser/parserutils.cpp
+++ b/RedPandaIDE/parser/parserutils.cpp
@@ -413,7 +413,7 @@ bool isSystemHeaderFile(const QString &fileName, const QSet<QString> &includePat
     return false;
 }
 
-bool isKeyword(const QString &word)
+bool isCppKeyword(const QString &word)
 {
     return CppKeywords.contains(word);
 }
diff --git a/RedPandaIDE/parser/parserutils.h b/RedPandaIDE/parser/parserutils.h
index 75fb7677..8a694778 100644
--- a/RedPandaIDE/parser/parserutils.h
+++ b/RedPandaIDE/parser/parserutils.h
@@ -255,7 +255,7 @@ QString getSystemHeaderFilename(const QString& fileName, const QStringList& incl
 bool isSystemHeaderFile(const QString& fileName, const QSet<QString>& includePaths);
 bool isHfile(const QString& filename);
 bool isCfile(const QString& filename);
-bool isKeyword(const QString& word);
+bool isCppKeyword(const QString& word);
 bool isScopeTypeKind(StatementKind kind);
 MemberOperatorType getOperatorType(const QString& phrase, int index);
 QStringList getOwnerExpressionAndMember(