qml: auto close invoicedialog after successful onchain tx broadcast

electrum/gui/qml/components/InvoiceDialog.qml

@@ -12,6 +12,7 @@ ElDialog {
 
     property Invoice invoice
     property bool payImmediately: false
+    property string broadcastTxid
 
     signal doPay
     signal invoiceAmountChanged
@@ -511,6 +512,20 @@ ElDialog {
         }
     }
 
+    Connections {
+        target: Daemon.currentWallet
+        function onBroadcastSucceeded(txid) {
+            if (dialog.broadcastTxid == txid) {
+                // our txid was broadcast successfully, close invoicedialog and show success popup
+                dialog.close()
+                var successdialog = app.messageDialog.createObject(mainView, {
+                    text: qsTr('Payment sent.')
+                })
+                successdialog.open()
+            }
+        }
+    }
+
     FontMetrics {
         id: amountFontMetrics
         font: amountBtc.font

electrum/gui/qml/components/WalletMainView.qml

@@ -103,7 +103,7 @@ Item {
         dialog.open()
     }
 
-    function payOnchain(invoice) {
+    function payOnchain(invoicedialog, invoice) {
         var dialog = confirmPaymentDialog.createObject(mainView, {
                 address: invoice.address,
                 satoshis: invoice.amountOverride.isEmpty
@@ -120,6 +120,8 @@ Item {
                     dialog.finalizer.sign()
                 }
             } else {
+                // store txid in invoicedialog so the dialog can detect broadcast success
+                invoicedialog.broadcastTxid = dialog.finalizer.finalizedTxid
                 dialog.finalizer.signAndSend()
             }
         })
@@ -519,7 +521,7 @@ Item {
                     }
                 }
                 if (invoice.invoiceType == Invoice.OnchainInvoice) {
-                    payOnchain(invoice)
+                    payOnchain(_invoiceDialog, invoice)
                 } else if (invoice.invoiceType == Invoice.LightningInvoice) {
                     if (lninvoiceButPayOnchain) {
                         var dialog = app.messageDialog.createObject(mainView, {
@@ -527,7 +529,7 @@ Item {
                             yesno: true
                         })
                         dialog.accepted.connect(function() {
-                            payOnchain(invoice)
+                            payOnchain(_invoiceDialog, invoice)
                         })
                         dialog.open()
                     } else {
@@ -653,6 +655,7 @@ Item {
                     dialog.open()
                 }
             }
+
             // TODO: lingering confirmPaymentDialogs can raise exceptions in
             // the child finalizer when currentWallet disappears, but we need
             // it long enough for the finalizer to finish..

electrum/gui/qml/qetxfinalizer.py

@@ -152,6 +152,7 @@ class TxFeeSlider(FeeSlider):
         self._tx = None
         self._inputs = []
         self._outputs = []
+        self._finalized_txid = ''
         self._valid = False
         self._warning = ''
 
@@ -211,6 +212,17 @@ class TxFeeSlider(FeeSlider):
             self._outputs = outputs
             self.outputsChanged.emit()
 
+    finalizedTxidChanged = pyqtSignal()
+    @pyqtProperty(str, notify=finalizedTxidChanged)
+    def finalizedTxid(self):
+        return self._finalized_txid
+
+    @finalizedTxid.setter
+    def finalizedTxid(self, finalized_txid):
+        if self._finalized_txid != finalized_txid:
+            self._finalized_txid = finalized_txid
+            self.finalizedTxidChanged.emit()
+
     warningChanged = pyqtSignal()
     @pyqtProperty(str, notify=warningChanged)
     def warning(self):
@@ -238,6 +250,7 @@ class TxFeeSlider(FeeSlider):
 
         self.fee = QEAmount(amount_sat=int(fee))
         self.feeRate = f'{feerate:.1f}'
+        self.finalizedTxid = tx.txid()
 
         self.update_inputs_from_tx(tx)
         self.update_outputs_from_tx(tx)