PaymentRequestDialog

2026-10-25 02:58:33 +02:00 · 2021-10-01 19:10:46 +02:00
parent 3767e736c2
commit e512e539b6
11 changed files with 368 additions and 1 deletions
@@ -0,0 +1,82 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// Copyright (c) 2020-2021, The Monero Project.
+
+#include "PaymentRequestDialog.h"
+#include "ui_PaymentRequestDialog.h"
+
+#include <QClipboard>
+#include <QFileDialog>
+#include <QMessageBox>
+#include <QRegExpValidator>
+
+#include "WalletManager.h"
+
+PaymentRequestDialog::PaymentRequestDialog(QWidget *parent, QSharedPointer<AppContext> ctx, QString address)
+    : QDialog(parent)
+    , ui(new Ui::PaymentRequestDialog)
+    , m_ctx(std::move(ctx))
+    , m_address(std::move(address))
+{
+    ui->setupUi(this);
+
+    QString amount_rx = R"(^\d{0,8}[\.]\d{0,12}|(all)$)";
+    QRegExp rx;
+    rx.setPattern(amount_rx);
+    QValidator *validator = new QRegExpValidator(rx, this);
+    ui->line_amountXMR->setValidator(validator);
+
+    connect(ui->line_amountXMR, &QLineEdit::textChanged, this, &PaymentRequestDialog::updatePaymentRequest);
+    connect(ui->line_description, &QLineEdit::textChanged, this, &PaymentRequestDialog::updatePaymentRequest);
+    connect(ui->line_recipient, &QLineEdit::textChanged, this, &PaymentRequestDialog::updatePaymentRequest);
+
+    connect(ui->btn_copyLink, &QPushButton::clicked, this, &PaymentRequestDialog::copyLink);
+    connect(ui->btn_copyImage, &QPushButton::clicked, this, &PaymentRequestDialog::copyImage);
+    connect(ui->btn_saveImage, &QPushButton::clicked, this, &PaymentRequestDialog::saveImage);
+
+    this->updatePaymentRequest();
+
+    ui->line_amountXMR->setFocus();
+
+    this->adjustSize();
+}
+
+void PaymentRequestDialog::updatePaymentRequest() {
+    QString description = ui->line_description->text();
+    QString recipient = ui->line_recipient->text();
+    quint64 amount = WalletManager::amountFromString(ui->line_amountXMR->text());
+
+    QString uri = m_ctx->wallet->make_uri(m_address, amount, description, recipient);
+
+    ui->line_paymentRequestUri->setText(uri);
+    ui->line_paymentRequestUri->setCursorPosition(0);
+
+    // TODO: memory leak, cba to refactor now
+    m_qrCode = new QrCode(uri, QrCode::Version::AUTO, QrCode::ErrorCorrectionLevel::MEDIUM);
+    if (m_qrCode->isValid()) {
+        ui->qrWidget->setQrCode(m_qrCode);
+    }
+}
+
+void PaymentRequestDialog::copyLink() {
+    Utils::copyToClipboard(ui->line_paymentRequestUri->text());
+    QMessageBox::information(this, "Information", "Payment request link copied to clipboard.");
+}
+
+void PaymentRequestDialog::copyImage() {
+    QApplication::clipboard()->setPixmap(m_qrCode->toPixmap(1).scaled(500, 500, Qt::KeepAspectRatio));
+    QMessageBox::information(this, "Information", "QR code copied to clipboard.");
+}
+
+void PaymentRequestDialog::saveImage() {
+    QString filename = QFileDialog::getSaveFileName(this, "Select where to save file", QDir::current().filePath("qrcode.png"));
+    if (filename.isEmpty()) {
+        return;
+    }
+
+    QFile file(filename);
+    file.open(QIODevice::WriteOnly);
+    m_qrCode->toPixmap(1).scaled(500, 500, Qt::KeepAspectRatio).save(&file, "PNG");
+    QMessageBox::information(this, "Information", "QR code saved to file");
+}
+
+PaymentRequestDialog::~PaymentRequestDialog() = default;