qt6: add example

.gitignore

@@ -27,6 +27,7 @@ examples/uidesigner/uidesigner
 examples/uidesigner/uidesigner.exe
 examples/libraries/extras-scintillaedit/extras-scintillaedit
 examples/libraries/qt-qprintsupport/qt-qprintsupport
+examples/libraries/qt6/qt6
 examples/libraries/restricted-extras-qscintilla/restricted-extras-qscintilla
 
 # android temporary build files

examples/libraries/qt6/main.go

@@ -0,0 +1,29 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	qt "github.com/mappu/miqt/qt6"
+)
+
+func main() {
+
+	qt.NewQApplication(os.Args)
+
+	btn := qt.NewQPushButton2("Hello world!")
+	btn.SetFixedWidth(320)
+
+	var counter int = 0
+
+	btn.OnPressed(func() {
+		counter++
+		btn.SetText(fmt.Sprintf("You have clicked the button %d time(s)", counter))
+	})
+
+	btn.Show()
+
+	qt.QApplication_Exec()
+
+	fmt.Println("OK!")
+}