qml: add option to open ReceiveDialog with existing request key

electrum/gui/qml/components/ReceiveDialog.qml

@@ -13,6 +13,8 @@ ElDialog {
 
     title: qsTr('Receive Payment')
 
+    property string key
+
     property string _bolt11: request.bolt11
     property string _bip21uri: request.bip21
     property string _address: request.address
@@ -441,8 +443,12 @@ ElDialog {
     }
 
     Component.onCompleted: {
-        // callLater to make sure any popups are on top of the dialog stacking order
-        Qt.callLater(createDefaultRequest)
+        if (dialog.key) {
+            request.key = dialog.key
+        } else {
+            // callLater to make sure any popups are on top of the dialog stacking order
+            Qt.callLater(createDefaultRequest)
+        }
     }
 
     // hack. delay qr rendering until dialog is shown

electrum/gui/qml/components/ReceiveRequests.qml

@@ -5,6 +5,8 @@ import QtQuick.Controls.Material 2.0
 import QtQml.Models 2.1
 import QtQml 2.6
 
+import org.electrum 1.0
+
 import "controls"
 
 Pane {
@@ -35,10 +37,10 @@ Pane {
                     model: Daemon.currentWallet.requestModel
                     delegate: InvoiceDelegate {
                         onClicked: {
-                            //var dialog = app.stack.getRoot().openInvoice(model.key)
-                            // dialog.invoiceAmountChanged.connect(function () {
-                            //     Daemon.currentWallet.invoiceModel.init_model()
-                            // })
+                            // TODO: only open unpaid?
+                            if (model.status == Invoice.Unpaid) {
+                                app.stack.getRoot().openRequest(model.key)
+                            }
                         }
                     }
                 }

electrum/gui/qml/components/WalletMainView.qml

@@ -21,6 +21,12 @@ Item {
         return dialog
     }
 
+    function openRequest(key) {
+        var dialog = receiveDialog.createObject(app, { key: key })
+        dialog.open()
+        return dialog
+    }
+
     function openSendDialog() {
         _sendDialog = sendDialog.createObject(mainView, {invoiceParser: invoiceParser})
         _sendDialog.open()