First window with file dialog.

DoViGUI/Main.qml

@@ -1,9 +1,36 @@
 import QtQuick
 import QtQuick.Window
+import QtQuick.Dialogs
+import QtQuick.Controls
 
 Window {
     width: 640
     height: 480
     visible: true
     title: qsTr("Hello World")
+    color: "darkgrey"
+
+    Button {
+        id: btnVideoFile
+        anchors.centerIn: parent
+        text: "Video File"
+        onClicked: videoFileDialog.open()
+    }
+
+    TextEdit {
+        id: txtVideoFile
+        text: ""
+        anchors.top: btnVideoFile.bottom
+        anchors.horizontalCenter: btnVideoFile.horizontalCenter
+        readOnly: false
+        selectByMouse: true
+    }
+
+    FileDialog {
+        id: videoFileDialog
+        fileMode: FileDialog.OpenFile
+        nameFilters: ["Video files (*.mkv *.mp4)", "All files (*)"]
+        onAccepted: { const reg = /^file:\/\/\//        //Remove "file:/// at start of URL
+            txtVideoFile.text = videoFileDialog.selectedFile.toString().replace(reg, "") }
+    }
 }