Convert mytharchive/importnative.cpp to use new style Qt connect func…

…tion.

Using the newer "PMF" connect allows all of the function arguments to
be checked at compile time, instead of at run time.

mythplugins/mytharchive/mytharchive/importnative.cpp

@@ -502,7 +502,7 @@ void ImportNative::findChannelMatch(const QString &chanID, const QString &chanNo
 }
 
 void ImportNative::showList(const QString &caption, QString &value,
-                            const char *slot)
+                            const INSlot slot)
 {
     MythScreenStack *popupStack = GetMythMainWindow()->GetStack("popup stack");
 
@@ -516,7 +516,7 @@ void ImportNative::showList(const QString &caption, QString &value,
         return;
     }
 
-    connect(searchDialog, SIGNAL(haveResult(QString)), this, slot);
+    connect(searchDialog, &MythUISearchDialog::haveResult, this, slot);
 
     popupStack->AddScreen(searchDialog);
 }
@@ -547,7 +547,7 @@ void ImportNative::searchChanID()
     fillSearchList("chanid");
 
     s = m_chanIDText->GetText();
-    showList(tr("Select a channel id"), s, SLOT(gotChanID(QString)));
+    showList(tr("Select a channel id"), s, &ImportNative::gotChanID);
 }
 
 void ImportNative::gotChanID(const QString& value)
@@ -573,7 +573,7 @@ void ImportNative::searchChanNo()
     fillSearchList("channum");
 
     s = m_chanNoText->GetText();
-    showList(tr("Select a channel number"), s, SLOT(gotChanNo(QString)));
+    showList(tr("Select a channel number"), s, &ImportNative::gotChanNo);
 }
 
 void ImportNative::gotChanNo(const QString& value)
@@ -599,7 +599,7 @@ void ImportNative::searchName()
     fillSearchList("name");
 
     s = m_chanNameText->GetText();
-    showList(tr("Select a channel name"), s, SLOT(gotName(QString)));
+    showList(tr("Select a channel name"), s, &ImportNative::gotName);
 }
 
 void ImportNative::gotName(const QString& value)
@@ -625,7 +625,7 @@ void ImportNative::searchCallsign()
     fillSearchList("callsign");
 
     s = m_callsignText->GetText();
-    showList(tr("Select a Callsign"), s, SLOT(gotCallsign(QString)));
+    showList(tr("Select a Callsign"), s, &ImportNative::gotCallsign);
 }
 
 void ImportNative::gotCallsign(const QString& value)

mythplugins/mytharchive/mytharchive/importnative.h

@@ -104,7 +104,8 @@ class ImportNative : public MythScreenType
     void findChannelMatch(const QString &chanid, const QString &chanNo,
                           const QString &name, const QString &callsign);
     void fillSearchList(const QString &field);
-    void showList(const QString &caption, QString &value, const char *slot);
+    using INSlot = void (ImportNative::*)(const QString&);
+    void showList(const QString &caption, QString &value, INSlot slot);
 
     QString         m_xmlFile;
     FileDetails     m_details;