delimited text plugin: enable button to parse if the text in the delimiter field has changed

git-svn-id: http://svn.osgeo.org/qgis/trunk@8221 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: mhugent

src/plugins/delimited_text/qgsdelimitedtextplugingui.cpp

@@ -261,3 +261,11 @@ void QgsDelimitedTextPluginGui::help()
 {
   qI->openURL("plugins/delimited_text/index.html",true);
 }
+
+void QgsDelimitedTextPluginGui::on_txtDelimiter_textChanged(const QString & text)
+{
+  if(!text.isEmpty())
+    {
+      pbnParse->setEnabled(true);
+    }
+}

src/plugins/delimited_text/qgsdelimitedtextplugingui.h

@@ -45,6 +45,7 @@ class QgsDelimitedTextPluginGui : public QDialog, private Ui::QgsDelimitedTextPl
     void on_buttonBox_rejected();
     void on_buttonBox_helpRequested();
     void on_btnBrowseForFile_clicked();
+    void on_txtDelimiter_textChanged(const QString & text);
     void pbnParse_clicked();
 
   signals: