From eed0c89f7534b387004da7badcbabdf66570c685 Mon Sep 17 00:00:00 2001
From: Dimitri van Heesch <dimitri@stack.nl>
Date: Tue, 26 Nov 2013 20:53:39 +0100
Subject: Bug 692004 - show includes for free functions

---
 src/config.xml    |  7 +++++++
 src/memberdef.cpp | 42 ++++++++++++++++++++++++++++++++++++++++++
 src/memberdef.h   |  1 +
 3 files changed, 50 insertions(+)

diff --git a/src/config.xml b/src/config.xml
index e9c9add..faad6b7 100644
--- a/src/config.xml
+++ b/src/config.xml
@@ -882,6 +882,13 @@ Go to the <a href="commands.html">next</a> section or return to the
 ]]>
       </docs>
     </option>
+    <option type='bool' id='SHOW_GROUPED_MEMB_INC' defval='0'>
+<![CDATA[
+ If the SHOW_GROUPED_MEMB_INC tag is set to \c YES then Doxygen 
+ will add for each grouped member an include statement to the documentation,
+ telling the reader which file to include in order to use the member.
+]]>
+    </option>
     <option type='bool' id='FORCE_LOCAL_INCLUDES' defval='0'>
       <docs>
 <![CDATA[
diff --git a/src/memberdef.cpp b/src/memberdef.cpp
index 6b1300c..b95d399 100644
--- a/src/memberdef.cpp
+++ b/src/memberdef.cpp
@@ -2382,6 +2382,46 @@ void MemberDef::_writeEnumValues(OutputList &ol,Definition *container,
   }
 }
 
+void MemberDef::_writeGroupInclude(OutputList &ol,bool inGroup)
+{
+  // only write out the include file if this is not part of a class or file
+  // definition
+  static bool showGroupedMembInc = Config_getBool("SHOW_GROUPED_MEMB_INC");
+  FileDef *fd = getFileDef();
+  QCString nm;
+  if (fd) nm = getFileDef()->docName();
+  if (inGroup && fd && showGroupedMembInc && !nm.isEmpty())
+  {
+    ol.startParagraph();
+    ol.startTypewriter();
+    SrcLangExt lang = getLanguage();
+    bool isIDLorJava = lang==SrcLangExt_IDL || lang==SrcLangExt_Java;
+    if (isIDLorJava)
+    {
+      ol.docify("import ");
+    }
+    else
+    {
+      ol.docify("#include ");
+    }
+
+    if (isIDLorJava) ol.docify("\""); else ol.docify("<");
+
+    if (fd && fd->isLinkable())
+    {
+      ol.writeObjectLink(fd->getReference(),fd->getOutputFileBase(),fd->anchor(),nm);
+    }
+    else
+    {
+      ol.docify(nm);
+    }
+
+    if (isIDLorJava) ol.docify("\""); else ol.docify(">");
+
+    ol.endTypewriter();
+    ol.endParagraph();
+  }
+}
 
 /*! Writes the "detailed documentation" section of this member to
  *  all active output formats.
@@ -2711,6 +2751,8 @@ void MemberDef::writeDocumentation(MemberList *ml,OutputList &ol,
   ol.endDoxyAnchor(cfname,memAnchor);
   ol.startIndent();
 
+  _writeGroupInclude(ol,inGroup);
+
   /* write multi-line initializer (if any) */
   if (hasMultiLineInitializer()
       //initLines>0 && ((initLines<maxInitLines && userInitLines==-1) // implicitly enabled
diff --git a/src/memberdef.h b/src/memberdef.h
index bb6fb0e..a7db78a 100644
--- a/src/memberdef.h
+++ b/src/memberdef.h
@@ -385,6 +385,7 @@ class MemberDef : public Definition
     void _computeIsConstructor();
     void _computeIsDestructor();
     void _getLabels(QStrList &sl,Definition *container) const;
+    void _writeGroupInclude(OutputList &ol,bool inGroup);
     void _writeCallGraph(OutputList &ol);
     void _writeCallerGraph(OutputList &ol);
     void _writeReimplements(OutputList &ol);
-- 
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