qml: remember user selected request type and pre-select on subsequent payment requests

electrum/gui/qml/components/ReceiveDialog.qml

@@ -125,6 +125,7 @@ ElDialog {
                                 else if (_bip21uri != '')
                                     rootLayout.state = 'bip21uri'
                             }
+                            Config.preferredRequestType = rootLayout.state
                         }
                     }
                 }
@@ -348,7 +349,14 @@ ElDialog {
         id: request
         wallet: Daemon.currentWallet
         onDetailsChanged: {
-            if (bolt11) {
+            var req_type = Config.preferredRequestType
+            if (bolt11 && req_type == 'bolt11') {
+                rootLayout.state = 'bolt11'
+            } else if (bip21 && req_type == 'bip21uri') {
+                rootLayout.state = 'bip21uri'
+            } else if (req_type == 'address') {
+                rootLayout.state = 'address'
+            } else if (bolt11) {
                 rootLayout.state = 'bolt11'
             } else if (bip21) {
                 rootLayout.state = 'bip21uri'

electrum/gui/qml/qeconfig.py

@@ -167,6 +167,17 @@ class QEConfig(AuthMixin, QObject):
             self.config.set_key('trustedcoin_prepay', num_prepay)
             self.trustedcoinPrepayChanged.emit()
 
+    preferredRequestTypeChanged = pyqtSignal()
+    @pyqtProperty(str, notify=preferredRequestTypeChanged)
+    def preferredRequestType(self):
+        return self.config.get('preferred_request_type', 'bolt11')
+
+    @preferredRequestType.setter
+    def preferredRequestType(self, preferred_request_type):
+        if preferred_request_type != self.config.get('preferred_request_type', 'bolt11'):
+            self.config.set_key('preferred_request_type', preferred_request_type)
+            self.preferredRequestTypeChanged.emit()
+
     @pyqtSlot('qint64', result=str)
     @pyqtSlot('qint64', bool, result=str)
     @pyqtSlot(QEAmount, result=str)