From 24815c6309431cb0797defaf7add1150bcf4b567 Mon Sep 17 00:00:00 2001
From: Sjors Provoost <sjors@sprovoost.nl>
Date: Thu, 7 Nov 2019 19:06:40 +0100
Subject: gui: wallet creation detects external signer

---
 src/qt/createwalletdialog.cpp | 23 +++++++++++++++++++++++
 src/qt/createwalletdialog.h   |  8 ++++++++
 src/qt/walletcontroller.cpp   | 11 +++++++++++
 3 files changed, 42 insertions(+)

diff --git a/src/qt/createwalletdialog.cpp b/src/qt/createwalletdialog.cpp
index 6f5ca95d1b..e593697b46 100644
--- a/src/qt/createwalletdialog.cpp
+++ b/src/qt/createwalletdialog.cpp
@@ -6,6 +6,7 @@
 #include <config/bitcoin-config.h>
 #endif
 
+#include <external_signer.h>
 #include <qt/createwalletdialog.h>
 #include <qt/forms/ui_createwalletdialog.h>
 
@@ -111,6 +112,28 @@ CreateWalletDialog::~CreateWalletDialog()
     delete ui;
 }
 
+#ifdef ENABLE_EXTERNAL_SIGNER
+void CreateWalletDialog::setSigners(std::vector<ExternalSigner>& signers)
+{
+    if (!signers.empty()) {
+        ui->external_signer_checkbox->setEnabled(true);
+        ui->external_signer_checkbox->setChecked(true);
+        ui->encrypt_wallet_checkbox->setEnabled(false);
+        ui->encrypt_wallet_checkbox->setChecked(false);
+        // The order matters, because connect() is called when toggling a checkbox:
+        ui->blank_wallet_checkbox->setEnabled(false);
+        ui->blank_wallet_checkbox->setChecked(false);
+        ui->disable_privkeys_checkbox->setEnabled(false);
+        ui->disable_privkeys_checkbox->setChecked(true);
+        const std::string label = signers[0].m_name;
+        ui->wallet_name_line_edit->setText(QString::fromStdString(label));
+        ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(true);
+    } else {
+        ui->external_signer_checkbox->setEnabled(false);
+    }
+}
+#endif
+
 QString CreateWalletDialog::walletName() const
 {
     return ui->wallet_name_line_edit->text();
diff --git a/src/qt/createwalletdialog.h b/src/qt/createwalletdialog.h
index 6eb79bc060..585b1461f7 100644
--- a/src/qt/createwalletdialog.h
+++ b/src/qt/createwalletdialog.h
@@ -9,6 +9,10 @@
 
 class WalletModel;
 
+#ifdef ENABLE_EXTERNAL_SIGNER
+class ExternalSigner;
+#endif
+
 namespace Ui {
     class CreateWalletDialog;
 }
@@ -23,6 +27,10 @@ public:
     explicit CreateWalletDialog(QWidget* parent);
     virtual ~CreateWalletDialog();
 
+#ifdef ENABLE_EXTERNAL_SIGNER
+    void setSigners(std::vector<ExternalSigner>& signers);
+#endif
+
     QString walletName() const;
     bool isEncryptWalletChecked() const;
     bool isDisablePrivateKeysChecked() const;
diff --git a/src/qt/walletcontroller.cpp b/src/qt/walletcontroller.cpp
index fc469140ed..404eb01f2c 100644
--- a/src/qt/walletcontroller.cpp
+++ b/src/qt/walletcontroller.cpp
@@ -291,6 +291,17 @@ void CreateWalletActivity::finish()
 void CreateWalletActivity::create()
 {
     m_create_wallet_dialog = new CreateWalletDialog(m_parent_widget);
+
+#ifdef ENABLE_EXTERNAL_SIGNER
+    std::vector<ExternalSigner> signers;
+    try {
+        signers = node().externalSigners();
+    } catch (const std::runtime_error& e) {
+        QMessageBox::critical(nullptr, tr("Can't list signers"), e.what());
+    }
+    m_create_wallet_dialog->setSigners(signers);
+#endif
+
     m_create_wallet_dialog->setWindowModality(Qt::ApplicationModal);
     m_create_wallet_dialog->show();
 
-- 
cgit v1.2.3