Added SOURCE_TOOLTIPS option for advanced tooltip support while source browsing

Doxyfile

@@ -44,7 +44,6 @@ SUBGROUPING            = YES
 INLINE_GROUPED_CLASSES = NO
 INLINE_SIMPLE_STRUCTS  = NO
 TYPEDEF_HIDES_STRUCT   = NO
-SYMBOL_CACHE_SIZE      = 0
 LOOKUP_CACHE_SIZE      = 0
 #---------------------------------------------------------------------------
 # Build related configuration options

jquery/Makefile

@@ -2,6 +2,7 @@ JQUERY_VERSION = 1.7.1
 JQUERY_UI_VERSION = 1.8.18
 HASHCHANGE_VERSION = 1.3
 SCROLL_VERSION = 1.4.2
+POWERTIP_VERSION = 1.2.0
 MINIFIER = /usr/local/bin/yuicompressor-2.4.7
 SCRIPTS = jquery-$(JQUERY_VERSION).js \
           jquery.ui-$(JQUERY_UI_VERSION).core.js \
@@ -9,8 +10,10 @@ SCRIPTS = jquery-$(JQUERY_VERSION).js \
           jquery.ui-$(JQUERY_UI_VERSION).mouse.js \
           jquery.ui-$(JQUERY_UI_VERSION).resizable.js \
           jquery.ba-$(HASHCHANGE_VERSION)-hashchange.js \
-          jquery.scrollTo-$(SCROLL_VERSION).js
-RESULTS = jquery_p1.js jquery_p2.js jquery_p3.js jquery_ui.js jquery_fx.js
+          jquery.scrollTo-$(SCROLL_VERSION).js \
+	  jquery.powertip-$(POWERTIP_VERSION).js
+RESULTS = jquery_p1.js jquery_p2.js jquery_p3.js \
+          jquery_ui.js jquery_fx.js jquery_pt.js
 
 SCRIPTS_MIN = $(SCRIPTS:%.js=%-min.js)
 
@@ -26,6 +29,9 @@ jquery_ui.js: scripts
             jquery.ui-$(JQUERY_UI_VERSION).resizable-min.js \
             jquery.ba-$(HASHCHANGE_VERSION)-hashchange-min.js > jquery_ui.js
 
+jquery_pt.js: scripts
+	cat jquery.powertip-$(POWERTIP_VERSION)-min.js > jquery_pt.js
+
 jquery_fx.js: scripts
 	cat jquery.scrollTo-$(SCROLL_VERSION)-min.js > jquery_fx.js
 

jquery/README

@@ -9,6 +9,7 @@ packages:
     - jquery.ui.resizable
 - jquery.hashchange: 1.3: http://benalman.com/projects/jquery-hashchange-plugin/
 - jquery.scrollTo: 1.4.2: https://github.com/flesler/jquery.scrollTo
+- jquery.powertip: 1.2.0: http://stevenbenner.github.io/jquery-powertip/
 
 The Makefile will built the jquery_*.js files used by doxygen.
 Some files are split into smaller parts to make sure Visual Studio can compile them 

qtools/Doxyfile

-# Doxyfile 1.8.3.1
+# Doxyfile 1.8.4
 
 #---------------------------------------------------------------------------
 # Project related configuration options
@@ -124,6 +124,7 @@ STRIP_CODE_COMMENTS    = YES
 REFERENCED_BY_RELATION = YES
 REFERENCES_RELATION    = YES
 REFERENCES_LINK_SOURCE = YES
+SOURCE_TOOLTIPS        = YES
 USE_HTAGS              = NO
 VERBATIM_HEADERS       = YES
 CLANG_ASSISTED_PARSING = YES

src/clangparser.cpp

@@ -17,6 +17,7 @@
 #include "growbuf.h"
 #include "membername.h"
 #include "filename.h"
+#include "tooltip.h"
 
 static Definition *g_currentDefinition=0;
 static MemberDef  *g_currentMemberDef=0;
@@ -611,10 +612,19 @@ static void codifyLines(CodeOutputInterface &ol,FileDef *fd,const char *text,
 
 static void writeMultiLineCodeLink(CodeOutputInterface &ol,
                   FileDef *fd,uint &line,uint &column,
-                  const char *ref,const char *file,
-                  const char *anchor,const char *text,
-		  const char *tooltip)
+                  Definition *d,
+                  const char *text)
 {
+  static bool sourceTooltips = Config_getBool("SOURCE_TOOLTIPS");
+  TooltipManager::instance()->addTooltip(d);
+  QCString ref  = d->getReference();
+  QCString file = d->getOutputFileBase();
+  QCString anchor = d->anchor();
+  QCString tooltip;
+  if (!sourceTooltips) // fall back to simple "title" tooltips
+  {
+   tooltip = d->briefDescriptionAsTooltip();
+  }
   bool done=FALSE;
   char *p=(char *)text;
   while (!done)
@@ -685,14 +695,7 @@ void ClangParser::linkMacro(CodeOutputInterface &ol,FileDef *fd,
     {
       if (md->isDefine())
       {
-        writeMultiLineCodeLink(ol,
-            fd,line,column,
-            md->getReference(),
-            md->getOutputFileBase(),
-            md->anchor(),
-            text,
-            md->briefDescriptionAsTooltip()
-            );
+        writeMultiLineCodeLink(ol,fd,line,column,md,text);
         return;
       }
     }
@@ -738,14 +741,7 @@ void ClangParser::linkIdentifier(CodeOutputInterface &ol,FileDef *fd,
     {
       addDocCrossReference(g_currentMemberDef,(MemberDef*)d);
     }
-    writeMultiLineCodeLink(ol,
-        fd,line,column,
-        d->getReference(),
-        d->getOutputFileBase(),
-        d->anchor(),
-        text,
-        d->briefDescriptionAsTooltip()
-        );
+    writeMultiLineCodeLink(ol,fd,line,column,d,text);
   }
   else
   {
@@ -786,6 +782,7 @@ static void detectFunctionBody(const char *s)
 
 void ClangParser::writeSources(CodeOutputInterface &ol,FileDef *fd)
 {
+  TooltipManager::instance()->clearTooltips();
   // (re)set global parser state
   g_currentDefinition=0;
   g_currentMemberDef=0;
@@ -894,6 +891,7 @@ void ClangParser::writeSources(CodeOutputInterface &ol,FileDef *fd)
     clang_disposeString(tokenString);
   }
   ol.endCodeLine();
+  TooltipManager::instance()->writeTooltips(ol);
 }
 
 ClangParser::ClangParser()

src/classdef.cpp

@@ -3457,7 +3457,7 @@ QCString ClassDef::getSourceFileBase() const
   }
   else
   {
-    return convertNameToFile(m_impl->fileName)+"_source"; 
+    return Definition::getSourceFileBase();
   }
 }
 

src/code.l

@@ -40,6 +40,7 @@
 #include "filedef.h"
 #include "filename.h"
 #include "namespacedef.h"
+#include "tooltip.h"
 
 // Toggle for some debugging info
 //#define DBG_CTX(x) fprintf x
@@ -597,10 +598,19 @@ static void codifyLines(const char *text)
  * split into multiple links with the same destination, one for each line.
  */
 static void writeMultiLineCodeLink(CodeOutputInterface &ol,
-                  const char *ref,const char *file,
-                  const char *anchor,const char *text,
-		  const char *tooltip)
+                                   Definition *d,
+                                   const char *text)
 {
+  static bool sourceTooltips = Config_getBool("SOURCE_TOOLTIPS");
+  TooltipManager::instance()->addTooltip(d);
+  QCString ref  = d->getReference();
+  QCString file = d->getOutputFileBase();
+  QCString anchor = d->anchor();
+  QCString tooltip; 
+  if (!sourceTooltips) // fall back to simple "title" tooltips
+  {
+    tooltip = d->briefDescriptionAsTooltip();
+  }
   bool done=FALSE;
   char *p=(char *)text;
   while (!done)
@@ -881,11 +891,7 @@ static bool getLinkInScope(const QCString &c,  // scope
       }
       //printf("d->getReference()=`%s' d->getOutputBase()=`%s' name=`%s' member name=`%s'\n",d->getReference().data(),d->getOutputFileBase().data(),d->name().data(),md->name().data());
      
-      writeMultiLineCodeLink(ol,md->getReference(),
-	                        md->getOutputFileBase(),
-	                        md->anchor(),
-				text ? text : memberText,
-				md->briefDescriptionAsTooltip());
+      writeMultiLineCodeLink(ol,md, text ? text : memberText);
       addToSearchIndex(text ? text : memberText);
       return TRUE;
     } 
@@ -1004,7 +1010,7 @@ static void generateClassOrGlobalLink(CodeOutputInterface &ol,const char *clName
 	g_anchorCount++;
       }
     }
-    writeMultiLineCodeLink(ol,cd->getReference(),cd->getOutputFileBase(),cd->anchor(),clName,cd->briefDescriptionAsTooltip());
+    writeMultiLineCodeLink(ol,cd,clName);
     addToSearchIndex(className);
     g_theCallContext.setClass(cd);
     if (md)
@@ -1063,7 +1069,7 @@ static void generateClassOrGlobalLink(CodeOutputInterface &ol,const char *clName
 	  {
 	    text=clName;
 	  }
-	  writeMultiLineCodeLink(ol,md->getReference(),md->getOutputFileBase(),md->anchor(),text,md->briefDescriptionAsTooltip());
+	  writeMultiLineCodeLink(ol,md,text);
           addToSearchIndex(clName);
 	  if (g_currentMemberDef)
 	  {
@@ -1127,8 +1133,7 @@ static bool generateClassMemberLink(CodeOutputInterface &ol,MemberDef *xmd,const
       }
 
       // write the actual link
-      writeMultiLineCodeLink(ol,xmd->getReference(),
-	  xmd->getOutputFileBase(),xmd->anchor(),memName,xmd->briefDescriptionAsTooltip());
+      writeMultiLineCodeLink(ol,xmd,memName);
       addToSearchIndex(memName);
       return TRUE;
     }
@@ -1498,12 +1503,7 @@ static void writeObjCMethodCall(ObjCCallCtx *ctx)
 	  {
 	    if (ctx->method && ctx->method->isLinkable())
 	    {
-              writeMultiLineCodeLink(*g_code,
-		                     ctx->method->getReference(),
-	                             ctx->method->getOutputFileBase(),
-	                             ctx->method->anchor(),
-				     pName->data(),
-				     ctx->method->briefDescriptionAsTooltip());
+              writeMultiLineCodeLink(*g_code,ctx->method,pName->data());
 	      if (g_currentMemberDef)
 	      {
 	        addDocCrossReference(g_currentMemberDef,ctx->method);
@@ -1582,12 +1582,7 @@ static void writeObjCMethodCall(ObjCCallCtx *ctx)
 	    }
 	    else if (ctx->objectVar && ctx->objectVar->isLinkable()) // object is class variable
 	    {
-	      writeMultiLineCodeLink(*g_code,
-		    ctx->objectVar->getReference(),
-		    ctx->objectVar->getOutputFileBase(),
-		    ctx->objectVar->anchor(),
-		    pObject->data(),
-		    ctx->objectVar->briefDescriptionAsTooltip());
+	      writeMultiLineCodeLink(*g_code,ctx->objectVar,pObject->data());
 	      if (g_currentMemberDef)
 	      {
 	        addDocCrossReference(g_currentMemberDef,ctx->objectVar);
@@ -1599,12 +1594,7 @@ static void writeObjCMethodCall(ObjCCallCtx *ctx)
 		    ) // object is class name
 	    {
 	      ClassDef *cd = ctx->objectType;
-	      writeMultiLineCodeLink(*g_code,
-		    cd->getReference(),
-		    cd->getOutputFileBase(),
-		    cd->anchor(),
-		    pObject->data(),
-		    cd->briefDescriptionAsTooltip());
+	      writeMultiLineCodeLink(*g_code,cd,pObject->data());
 	    }
 	    else // object still needs to be resolved
 	    {
@@ -1613,12 +1603,7 @@ static void writeObjCMethodCall(ObjCCallCtx *ctx)
 	      if (cd && cd->isLinkable())
 	      {
 		if (ctx->objectType==0) ctx->objectType=cd;
-	   	writeMultiLineCodeLink(*g_code,
-		    cd->getReference(),
-		    cd->getOutputFileBase(),
-		    cd->anchor(),
-		    pObject->data(),
-		    cd->briefDescriptionAsTooltip());
+	   	writeMultiLineCodeLink(*g_code,cd,pObject->data());
 	      }
 	      else
 	      {
@@ -1978,7 +1963,7 @@ RAWEND    ")"[^ \t\(\)\\]{0,16}\"
 					  //printf("      include file %s found=%d\n",fd ? fd->absFilePath().data() : "<none>",found);
 					  if (found)
 					  {
-					    g_code->writeCodeLink(fd->getReference(),fd->getOutputFileBase(),0,yytext,fd->briefDescriptionAsTooltip());
+	   	                            writeMultiLineCodeLink(*g_code,fd,yytext);
 					  }
 					  else
 					  {
@@ -3559,6 +3544,7 @@ void parseCCode(CodeOutputInterface &od,const char *className,const QCString &s,
   //printf("***parseCode() exBlock=%d exName=%s fd=%p className=%s searchCtx=%s\n",
   //      exBlock,exName,fd,className,searchCtx?searchCtx->name().data():"<none>");
   if (s.isEmpty()) return;
+  TooltipManager::instance()->clearTooltips();
   if (g_codeClassSDict==0)
   {
     resetCCodeParserState();
@@ -3637,6 +3623,10 @@ void parseCCode(CodeOutputInterface &od,const char *className,const QCString &s,
     DBG_CTX((stderr,"endCodeLine(%d)\n",g_yyLineNr));
     g_code->endCodeLine();
   }
+  if (fd)
+  {
+    TooltipManager::instance()->writeTooltips(*g_code);
+  }
   if (cleanupSourceDef)
   {
     // delete the temporary file definition used for this example

src/config.xml

@@ -786,6 +786,13 @@ and SOURCE_BROWSER tag is set to YES, then the hyperlinks from
 functions in REFERENCES_RELATION and REFERENCED_BY_RELATION lists will 
 link to the source code.  Otherwise they will link to the documentation. 
 ' defval='1'/>
+    <option type='bool' id='SOURCE_TOOLTIPS' docs='
+If SOURCE_TOOLTIPS is enabled (the default) then hovering a hyperlink in the 
+source code will show a tooltip with additional information such as prototype, 
+brief description and links to the definition and documentation. Since this will 
+make the HTML file larger and loading of large files a bit slower, you can opt 
+to disable this feature. 
+' defval='1' depends='SOURCE_BROWSER'/>
     <option type='bool' id='USE_HTAGS' docs='
 If the USE_HTAGS tag is set to YES then the references to source code 
 will point to the HTML generated by the htags(1) tool instead of doxygen 

src/definition.cpp

@@ -867,24 +867,53 @@ bool readCodeFragment(const char *fileName,
   return found;
 }
 
+QCString Definition::getSourceFileBase() const
+{ 
+  ASSERT(definitionType()!=Definition::TypeFile); // file overloads this method
+  QCString fn;
+  static bool sourceBrowser = Config_getBool("SOURCE_BROWSER");
+  if (sourceBrowser && 
+      m_impl->body && m_impl->body->startLine!=-1 && m_impl->body->fileDef)
+  {
+    fn = m_impl->body->fileDef->getSourceFileBase();
+  }
+  return fn;
+}
+
+QCString Definition::getSourceAnchor() const
+{
+  QCString anchorStr;
+  if (m_impl->body && m_impl->body->startLine!=-1)
+  {
+    if (Htags::useHtags)
+    {
+      anchorStr.sprintf("L%d",m_impl->body->startLine);
+    }
+    else
+    {
+      anchorStr.sprintf("l%05d",m_impl->body->startLine);
+    }
+  }
+  return anchorStr;
+}
+
 /*! Write a reference to the source code defining this definition */
 void Definition::writeSourceDef(OutputList &ol,const char *)
 {
-  static bool sourceBrowser = Config_getBool("SOURCE_BROWSER");
   static bool latexSourceCode = Config_getBool("LATEX_SOURCE_CODE");
   ol.pushGeneratorState();
   //printf("Definition::writeSourceRef %d %p\n",bodyLine,bodyDef);
-  if (sourceBrowser && 
-      m_impl->body && m_impl->body->startLine!=-1 && m_impl->body->fileDef)
+  QCString fn = getSourceFileBase();
+  if (!fn.isEmpty())
   {
     QCString refText = theTranslator->trDefinedAtLineInSourceFile();
     int lineMarkerPos = refText.find("@0");
     int fileMarkerPos = refText.find("@1");
     if (lineMarkerPos!=-1 && fileMarkerPos!=-1) // should always pass this.
     {
-      QCString lineStr,anchorStr;
+      QCString lineStr;
       lineStr.sprintf("%d",m_impl->body->startLine);
-      anchorStr.sprintf(Htags::useHtags ? "L%d" : "l%05d",m_impl->body->startLine);
+      QCString anchorStr = getSourceAnchor();
       ol.startParagraph();
       if (lineMarkerPos<fileMarkerPos) // line marker before file marker
       {
@@ -898,8 +927,7 @@ void Definition::writeSourceDef(OutputList &ol,const char *)
           ol.disable(OutputGenerator::Latex);
         }
         // write line link (HTML, LaTeX optionally)
-        ol.writeObjectLink(0,m_impl->body->fileDef->getSourceFileBase(),
-            anchorStr,lineStr);
+        ol.writeObjectLink(0,fn,anchorStr,lineStr);
         ol.enableAll();
         ol.disable(OutputGenerator::Html);
         if (latexSourceCode) 
@@ -922,8 +950,7 @@ void Definition::writeSourceDef(OutputList &ol,const char *)
           ol.disable(OutputGenerator::Latex);
         }
         // write line link (HTML, LaTeX optionally)
-        ol.writeObjectLink(0,m_impl->body->fileDef->getSourceFileBase(),
-            0,m_impl->body->fileDef->name());
+        ol.writeObjectLink(0,fn,0,m_impl->body->fileDef->name());
         ol.enableAll();
         ol.disable(OutputGenerator::Html);
         if (latexSourceCode) 
@@ -950,8 +977,7 @@ void Definition::writeSourceDef(OutputList &ol,const char *)
           ol.disable(OutputGenerator::Latex);
         }
         // write file link (HTML only)
-        ol.writeObjectLink(0,m_impl->body->fileDef->getSourceFileBase(),
-            0,m_impl->body->fileDef->name());
+        ol.writeObjectLink(0,fn,0,m_impl->body->fileDef->name());
         ol.enableAll();
         ol.disable(OutputGenerator::Html);
         if (latexSourceCode) 
@@ -975,8 +1001,7 @@ void Definition::writeSourceDef(OutputList &ol,const char *)
         }
         ol.disableAllBut(OutputGenerator::Html); 
         // write line link (HTML only)
-        ol.writeObjectLink(0,m_impl->body->fileDef->getSourceFileBase(),
-            anchorStr,lineStr);
+        ol.writeObjectLink(0,fn,anchorStr,lineStr);
         ol.enableAll();
         ol.disable(OutputGenerator::Html);
         if (latexSourceCode) 

src/definition.h

@@ -130,8 +130,11 @@ class Definition : public DefinitionIntf
     /*! Returns the anchor within a page where this item can be found */
     virtual QCString anchor() const = 0;
 
-    /*! Returns the name of the source listing of this file. */
-    virtual QCString getSourceFileBase() const { ASSERT(0); return "NULL"; }
+    /*! Returns the name of the source listing of this definition. */
+    virtual QCString getSourceFileBase() const;
+
+    /*! Returns the anchor of the source listing of this definition. */
+    virtual QCString getSourceAnchor() const;
 
     /*! Returns the detailed description of this definition */
     QCString documentation() const;

src/docbookgen.cpp

@@ -208,6 +208,12 @@ class DocbookCodeGenerator : public CodeOutputInterface
       writeDocbookLink(m_t,ref,file,anchor,name,tooltip);
       col+=strlen(name);
     }
+    void writeTooltip(const char *, const DocLinkInfo &, const char *,
+                      const char *, const SourceLinkInfo &, const SourceLinkInfo &
+                     )
+    {
+      Docbook_DB(("(writeToolTip)\n"));
+    }
     void startCodeLine(bool)
     {
       Docbook_DB(("(startCodeLine)\n"));
@@ -235,16 +241,6 @@ class DocbookCodeGenerator : public CodeOutputInterface
       m_external.resize(0);
       m_insideCodeLine=FALSE;
     }
-    void startCodeAnchor(const char *id)
-    {
-      Docbook_DB(("(startCodeAnchor)\n"));
-      m_t << "<anchor id=\"" << id << "\">";
-    }
-    void endCodeAnchor()
-    {
-      Docbook_DB(("(endCodeAnchor)\n"));
-      m_t << "</anchor>";
-    }
     void startFontClass(const char * /*colorClass*/)
     {
       Docbook_DB(("(startFontClass)\n"));

src/doxygen.css

@@ -141,11 +141,11 @@ a.el {
 a.elRef {
 }
 
-a.code, a.code:visited {
+a.code, a.code:visited, a.line, a.line:visited {
 	color: #4665A2; 
 }
 
-a.codeRef, a.codeRef:visited {
+a.codeRef, a.codeRef:visited, a.lineRef, a.lineRef:visited {
 	color: #4665A2; 
 }
 
@@ -1165,6 +1165,177 @@ tr.heading h2 {
         margin-bottom: 4px;
 }
 
+/* tooltip related style info */
+
+.ttc {
+        position: absolute;
+        display: none;
+}
+
+#powerTip {
+	cursor: default;
+	white-space: nowrap;
+	background-color: white;
+	border: 1px solid gray;
+	border-radius: 4px 4px 4px 4px;
+	box-shadow: 1px 1px 7px gray;
+	display: none;
+	font-size: smaller;
+	max-width: 80%;
+	opacity: 0.9;
+	padding: 1ex 1em 1em;
+	position: absolute;
+	z-index: 2147483647;
+}
+
+#powerTip div.ttdoc {
+        color: grey;
+	font-style: italic;
+}
+
+#powerTip div.ttname a {
+        font-weight: bold;
+}
+
+#powerTip div.ttname {
+        font-weight: bold;
+}
+
+#powerTip div.ttdeci {
+        color: #006318;
+}
+
+#powerTip div {
+        margin: 0px;
+        padding: 0px;
+        font: 12px/16px Roboto,sans-serif;
+}
+
+#powerTip:before, #powerTip:after {
+	content: "";
+	position: absolute;
+	margin: 0px;
+}
+
+#powerTip.n:after,  #powerTip.n:before,
+#powerTip.s:after,  #powerTip.s:before,
+#powerTip.w:after,  #powerTip.w:before,
+#powerTip.e:after,  #powerTip.e:before,
+#powerTip.ne:after, #powerTip.ne:before,
+#powerTip.se:after, #powerTip.se:before,
+#powerTip.nw:after, #powerTip.nw:before,
+#powerTip.sw:after, #powerTip.sw:before {
+	border: solid transparent;
+	content: " ";
+	height: 0;
+	width: 0;
+	position: absolute;
+}
+
+#powerTip.n:after,  #powerTip.s:after,
+#powerTip.w:after,  #powerTip.e:after,
+#powerTip.nw:after, #powerTip.ne:after,
+#powerTip.sw:after, #powerTip.se:after {
+	border-color: rgba(255, 255, 255, 0);
+}
+
+#powerTip.n:before,  #powerTip.s:before,
+#powerTip.w:before,  #powerTip.e:before,
+#powerTip.nw:before, #powerTip.ne:before,
+#powerTip.sw:before, #powerTip.se:before {
+	border-color: rgba(128, 128, 128, 0);
+}
+
+#powerTip.n:after,  #powerTip.n:before,
+#powerTip.ne:after, #powerTip.ne:before,
+#powerTip.nw:after, #powerTip.nw:before {
+	top: 100%;
+}
+
+#powerTip.n:after, #powerTip.ne:after, #powerTip.nw:after {
+	border-top-color: #ffffff;
+	border-width: 10px;
+	margin: 0px -10px;
+}
+#powerTip.n:before {
+	border-top-color: #808080;
+	border-width: 11px;
+	margin: 0px -11px;
+}
+#powerTip.n:after, #powerTip.n:before {
+	left: 50%;
+}
+
+#powerTip.nw:after, #powerTip.nw:before {
+	right: 14px;
+}
+
+#powerTip.ne:after, #powerTip.ne:before {
+	left: 14px;
+}
+
+#powerTip.s:after,  #powerTip.s:before,
+#powerTip.se:after, #powerTip.se:before,
+#powerTip.sw:after, #powerTip.sw:before {
+	bottom: 100%;
+}
+
+#powerTip.s:after, #powerTip.se:after, #powerTip.sw:after {
+	border-bottom-color: #ffffff;
+	border-width: 10px;
+	margin: 0px -10px;
+}
+
+#powerTip.s:before, #powerTip.se:before, #powerTip.sw:before {
+	border-bottom-color: #808080;
+	border-width: 11px;
+	margin: 0px -11px;
+}
+
+#powerTip.s:after, #powerTip.s:before {
+	left: 50%;
+}
+
+#powerTip.sw:after, #powerTip.sw:before {
+	right: 14px;
+}
+
+#powerTip.se:after, #powerTip.se:before {
+	left: 14px;
+}
+
+#powerTip.e:after, #powerTip.e:before {
+	left: 100%;
+}
+#powerTip.e:after {
+	border-left-color: #ffffff;
+	border-width: 10px;
+	top: 50%;
+	margin-top: -10px;
+}
+#powerTip.e:before {
+	border-left-color: #808080;
+	border-width: 11px;
+	top: 50%;
+	margin-top: -11px;
+}
+
+#powerTip.w:after, #powerTip.w:before {
+	right: 100%;
+}
+#powerTip.w:after {
+	border-right-color: #ffffff;
+	border-width: 10px;
+	top: 50%;
+	margin-top: -10px;
+}
+#powerTip.w:before {
+	border-right-color: #808080;
+	border-width: 11px;
+	top: 50%;
+	margin-top: -11px;
+}
+
 @media print
 {
   #top { display: none; }

src/doxygen_css.h

@@ -141,11 +141,11 @@
 "a.elRef {\n"
 "}\n"
 "\n"
-"a.code, a.code:visited {\n"
+"a.code, a.code:visited, a.line, a.line:visited {\n"
 "	color: #4665A2; \n"
 "}\n"
 "\n"
-"a.codeRef, a.codeRef:visited {\n"
+"a.codeRef, a.codeRef:visited, a.lineRef, a.lineRef:visited {\n"
 "	color: #4665A2; \n"
 "}\n"
 "\n"
@@ -1165,6 +1165,177 @@
 "        margin-bottom: 4px;\n"
 "}\n"
 "\n"
+"/* tooltip related style info */\n"
+"\n"
+".ttc {\n"
+"        position: absolute;\n"
+"        display: none;\n"
+"}\n"
+"\n"
+"#powerTip {\n"
+"	cursor: default;\n"
+"	white-space: nowrap;\n"
+"	background-color: white;\n"
+"	border: 1px solid gray;\n"
+"	border-radius: 4px 4px 4px 4px;\n"
+"	box-shadow: 1px 1px 7px gray;\n"
+"	display: none;\n"
+"	font-size: smaller;\n"
+"	max-width: 80%;\n"
+"	opacity: 0.9;\n"
+"	padding: 1ex 1em 1em;\n"
+"	position: absolute;\n"
+"	z-index: 2147483647;\n"
+"}\n"
+"\n"
+"#powerTip div.ttdoc {\n"
+"        color: grey;\n"
+"	font-style: italic;\n"
+"}\n"
+"\n"
+"#powerTip div.ttname a {\n"
+"        font-weight: bold;\n"
+"}\n"
+"\n"
+"#powerTip div.ttname {\n"
+"        font-weight: bold;\n"
+"}\n"
+"\n"
+"#powerTip div.ttdeci {\n"
+"        color: #006318;\n"
+"}\n"
+"\n"
+"#powerTip div {\n"
+"        margin: 0px;\n"
+"        padding: 0px;\n"
+"        font: 12px/16px Roboto,sans-serif;\n"
+"}\n"
+"\n"
+"#powerTip:before, #powerTip:after {\n"
+"	content: \"\";\n"
+"	position: absolute;\n"
+"	margin: 0px;\n"
+"}\n"
+"\n"
+"#powerTip.n:after,  #powerTip.n:before,\n"
+"#powerTip.s:after,  #powerTip.s:before,\n"
+"#powerTip.w:after,  #powerTip.w:before,\n"
+"#powerTip.e:after,  #powerTip.e:before,\n"
+"#powerTip.ne:after, #powerTip.ne:before,\n"
+"#powerTip.se:after, #powerTip.se:before,\n"
+"#powerTip.nw:after, #powerTip.nw:before,\n"
+"#powerTip.sw:after, #powerTip.sw:before {\n"
+"	border: solid transparent;\n"
+"	content: \" \";\n"
+"	height: 0;\n"
+"	width: 0;\n"
+"	position: absolute;\n"
+"}\n"
+"\n"
+"#powerTip.n:after,  #powerTip.s:after,\n"
+"#powerTip.w:after,  #powerTip.e:after,\n"
+"#powerTip.nw:after, #powerTip.ne:after,\n"
+"#powerTip.sw:after, #powerTip.se:after {\n"
+"	border-color: rgba(255, 255, 255, 0);\n"
+"}\n"
+"\n"
+"#powerTip.n:before,  #powerTip.s:before,\n"
+"#powerTip.w:before,  #powerTip.e:before,\n"
+"#powerTip.nw:before, #powerTip.ne:before,\n"
+"#powerTip.sw:before, #powerTip.se:before {\n"
+"	border-color: rgba(128, 128, 128, 0);\n"
+"}\n"