qml: create ScanDialog

electrum/gui/qml/components/ScanDialog.qml

@@ -0,0 +1,45 @@
+import QtQuick 2.6
+import QtQuick.Controls 2.0
+import QtQuick.Layouts 1.0
+
+import "controls"
+
+ElDialog {
+    id: scanDialog
+
+    property string scanData
+    property string error
+    property string hint
+
+    signal found
+
+    width: parent.width
+    height: parent.height
+    padding: 0
+
+    header: null
+    topPadding: 0 // dialog needs topPadding override
+
+    ColumnLayout {
+        anchors.fill: parent
+        spacing: 0
+
+        QRScan {
+            Layout.fillWidth: true
+            Layout.fillHeight: true
+            hint: scanDialog.hint
+            onFound: {
+                scanDialog.scanData = scanData
+                scanDialog.found()
+            }
+        }
+
+        FlatButton {
+            id: button
+            Layout.fillWidth: true
+            text: qsTr('Cancel')
+            icon.source: '../../icons/closebutton.png'
+            onClicked: doReject()
+        }
+    }
+}

electrum/gui/qml/components/main.qml

@@ -361,6 +361,14 @@ ApplicationWindow
         }
     }
 
+    property alias scanDialog: _scanDialog
+    Component {
+        id: _scanDialog
+        ScanDialog {
+            onClosed: destroy()
+        }
+    }
+
     property alias channelOpenProgressDialog: _channelOpenProgressDialog
     ChannelOpenProgressDialog {
         id: _channelOpenProgressDialog