qnetwork: add example

.gitignore

@@ -26,6 +26,7 @@ examples/mdoutliner/mdoutliner
 examples/windowsmanifest/windowsmanifest
 examples/uidesigner/uidesigner
 examples/libraries/extras-scintillaedit/extras-scintillaedit
+examples/libraries/qt-network/qt-network
 examples/libraries/qt-printsupport/qt-printsupport
 examples/libraries/restricted-extras-qscintilla/restricted-extras-qscintilla
 

examples/libraries/qt-network/main.go

@@ -0,0 +1,38 @@
+package main
+
+import (
+	"log"
+	"os"
+
+	"github.com/mappu/miqt/qt"
+	"github.com/mappu/miqt/qt/network"
+)
+
+func main() {
+
+	qt.NewQApplication(os.Args)
+
+	log.Printf("Looking up DNS info, please wait...")
+
+	dns := network.NewQDnsLookup2(network.QDnsLookup__A, "google.com")
+	dns.OnFinished(func() {
+		dns.DeleteLater()
+
+		if dns.Error() != network.QDnsLookup__NoError {
+			log.Printf("An error occurred: %v", dns.ErrorString())
+			return
+		}
+
+		results := dns.HostAddressRecords() // CanonicalNameRecords, TextRecords, ServiceRecords, ...
+		log.Printf("Found %d result(s).", len(results))
+
+		for _, record := range results {
+			log.Printf("- %s", record.Value().ToString())
+		}
+
+		qt.QCoreApplication_Exit()
+	})
+	dns.Lookup()
+
+	qt.QApplication_Exec()
+}