Arrange for the preview window title to be the search string for simple searches

src/qtgui/advsearch_w.cpp

@@ -474,6 +474,7 @@ void AdvSearch::runSearch()
     }
     saveCnf();
     g_advshistory && g_advshistory->push(sdata);
+    emit setDescription("");
     emit startSearch(sdata, false);
 }
 

src/qtgui/advsearch_w.h

@@ -67,6 +67,7 @@ public slots:
 
 signals:
     void startSearch(std::shared_ptr<Rcl::SearchData>, bool);
+    void setDescription(QString);
     
 private:
     virtual void init();

src/qtgui/rclm_wins.cpp

@@ -51,6 +51,8 @@ void RclMain::showAdvSearchDialog()
 	connect(asearchform, 
 		SIGNAL(startSearch(std::shared_ptr<Rcl::SearchData>, bool)), 
 		this, SLOT(startSearch(std::shared_ptr<Rcl::SearchData>, bool)));
+        connect(asearchform, SIGNAL(setDescription(QString)), 
+                this, SLOT(onSetDescription(QString)));
 	asearchform->show();
     } else {
 	// Close and reopen, in hope that makes us visible...

src/qtgui/rclmain_w.cpp

@@ -297,6 +297,8 @@ void RclMain::init()
     connect(sSearch,
             SIGNAL(startSearch(std::shared_ptr<Rcl::SearchData>, bool)), 
 	    this, SLOT(startSearch(std::shared_ptr<Rcl::SearchData>, bool)));
+    connect(sSearch, SIGNAL(setDescription(QString)), 
+	    this, SLOT(onSetDescription(QString)));
     connect(sSearch, SIGNAL(clearSearch()), 
 	    this, SLOT(resetSearch()));
     connect(preferencesMenu, SIGNAL(triggered(QAction*)),
@@ -1085,11 +1087,17 @@ void RclMain::enablePrevPage(bool yesno)
     }
 }
 
+void RclMain::onSetDescription(QString desc)
+{
+    m_queryDescription = desc;
+}
+
 QString RclMain::getQueryDescription()
 {
     if (!m_source)
 	return "";
-    return QString::fromUtf8(m_source->getDescription().c_str());
+    return m_queryDescription.isEmpty() ?
+        u8s2qs(m_source->getDescription()) : m_queryDescription;
 }
 
 // Set filter, action style

src/qtgui/rclmain_w.h

@@ -160,6 +160,7 @@ public slots:
     virtual void applyStyleSheet();
     virtual void setFilterCtlStyle(int stl);
     virtual void showTrayMessage(const QString& text);
+    virtual void onSetDescription(QString);
                                           
 private slots:
     virtual void updateIdxStatus();
@@ -217,6 +218,10 @@ private:
     bool              m_firstIndexing{false};
     // Last search was started from simple
     bool              m_searchIsSimple{false};
+    // This is set to the query string by ssearch, and to empty by
+    // advsearch, and used for the Preview window title. If empty, we
+    // use the Xapian Query string.
+    QString           m_queryDescription;
     // If set on init, will be displayed either through ext app, or
     // preview (if no ext app set)
     QString          m_urltoview;

src/qtgui/ssearch_w.cpp

@@ -426,6 +426,7 @@ bool SSearch::startSimpleSearch(const string& u8, int maxexp)
     LOGDEB("SSearch::startSimpleSearch:xml:[" << m_xml << "]\n");
 
     std::shared_ptr<Rcl::SearchData> rsdata(sdata);
+    emit setDescription(u8s2qs(u8));
     emit startSearch(rsdata, true);
     return true;
 }

src/qtgui/ssearch_w.h

@@ -100,6 +100,7 @@ private slots:
     
 signals:
     void startSearch(std::shared_ptr<Rcl::SearchData>, bool);
+    void setDescription(QString);
     void clearSearch();
     void partialWord(int, const QString& text, const QString &partial);