sw: fix RTF export of text frames anchored to empty paragraphs

Regression from d4069372

Change-Id: I28e095819e0c2f1a4b110741ace366329937f863
Reported-by: Michael Stahl <mstahl@redhat.com>

sw/qa/extras/rtfexport/rtfexport.cxx

@@ -66,6 +66,7 @@ public:
     void testMathRuns();
     void testFdo53113();
     void testFdo55939();
+    void testTextFrames();
 
     CPPUNIT_TEST_SUITE(Test);
 #if !defined(MACOSX) && !defined(WNT)
@@ -107,6 +108,7 @@ void Test::run()
         {"math-runs.rtf", &Test::testMathRuns},
         {"fdo53113.odt", &Test::testFdo53113},
         {"fdo55939.odt", &Test::testFdo55939},
+        {"textframes.odt", &Test::testTextFrames},
     };
     // Don't test the first import of these, for some reason those tests fail
     const char* aBlacklist[] = {
@@ -439,6 +441,14 @@ void Test::testFdo55939()
     getRun(xParagraph, 3, " Text after the footnote."); // However, this leading space is intentional and OK.
 }
 
+void Test::testTextFrames()
+{
+    // The output was simply invalid, so let's check if all 3 frames were imported back.
+    uno::Reference<text::XTextFramesSupplier> xTextFramesSupplier(mxComponent, uno::UNO_QUERY);
+    uno::Reference<container::XIndexAccess> xIndexAccess(xTextFramesSupplier->getTextFrames(), uno::UNO_QUERY);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(3), xIndexAccess->getCount());
+}
+
 CPPUNIT_TEST_SUITE_REGISTRATION(Test);
 
 CPPUNIT_PLUGIN_IMPLEMENT();

sw/source/filter/ww8/rtfattributeoutput.cxx

@@ -386,7 +386,7 @@ void RtfAttributeOutput::EndParagraphProperties()
 
 void RtfAttributeOutput::StartRun( const SwRedlineData* pRedlineData, bool bSingleEmptyRun )
 {
-    SAL_INFO("sw.rtf", OSL_THIS_FUNC);
+    SAL_INFO("sw.rtf", OSL_THIS_FUNC << ", bSingleEmptyRun: " << bSingleEmptyRun);
 
     m_bInRun = true;
     m_bSingleEmptyRun = bSingleEmptyRun;
@@ -424,7 +424,7 @@ void RtfAttributeOutput::EndRunProperties( const SwRedlineData* /*pRedlineData*/
 
 void RtfAttributeOutput::RunText( const String& rText, rtl_TextEncoding /*eCharSet*/ )
 {
-    SAL_INFO("sw.rtf", OSL_THIS_FUNC);
+    SAL_INFO("sw.rtf", OSL_THIS_FUNC << ", rText: " << rText);
     RawText( rText, 0, m_rExport.eCurrentEncoding );
 }
 
@@ -1515,6 +1515,11 @@ void RtfAttributeOutput::OutputFlyFrame_Impl( const sw::Frame& rFrame, const Poi
                  * would be there, causing a problem later.
                  */
                 OString aSave = m_aRun.makeStringAndClear();
+                // Also back m_bInRun and m_bSingleEmptyRun up.
+                bool bInRunOrig = m_bInRun;
+                m_bInRun = false;
+                bool bSingleEmptyRunOrig = m_bSingleEmptyRun;
+                m_bSingleEmptyRun = false;
                 m_rExport.bRTFFlySyntax = true;
 
                 const SwFrmFmt& rFrmFmt = rFrame.GetFrmFmt( );
@@ -1530,6 +1535,8 @@ void RtfAttributeOutput::OutputFlyFrame_Impl( const sw::Frame& rFrame, const Poi
                 m_rExport.bRTFFlySyntax = false;
                 m_aRun->append(aSave);
                 m_aRunText.clear();
+                m_bInRun = bInRunOrig;
+                m_bSingleEmptyRun = bSingleEmptyRunOrig;
             }
 
             m_rExport.mpParentFrame = NULL;