ObsidianDragon - DragonX ImGui Wallet

Full-node GUI wallet for DragonX cryptocurrency.
Built with Dear ImGui, SDL3, and OpenGL3/DX11.

Features:
- Send/receive shielded and transparent transactions
- Autoshield with merged transaction display
- Built-in CPU mining (xmrig)
- Peer management and network monitoring
- Wallet encryption with PIN lock
- QR code generation for receive addresses
- Transaction history with pagination
- Console for direct RPC commands
- Cross-platform (Linux, Windows)

src/ui/windows/qr_popup_dialog.h

@@ -0,0 +1,54 @@
+// DragonX Wallet - ImGui Edition
+// Copyright 2024-2026 The Hush Developers
+// Released under the GPLv3
+
+#pragma once
+
+#include <string>
+#include <cstdint>
+
+namespace dragonx {
+
+class App;
+
+namespace ui {
+
+/**
+ * @brief Dialog showing a large QR code for an address
+ */
+class QRPopupDialog {
+public:
+    /**
+     * @brief Show the dialog for an address
+     * @param address The address to display as QR
+     * @param label Optional label for the address
+     */
+    static void show(const std::string& address, const std::string& label = "");
+
+    /**
+     * @brief Render the dialog (call every frame)
+     * @param app Pointer to app instance
+     */
+    static void render(App* app);
+
+    /**
+     * @brief Check if dialog is currently open
+     */
+    static bool isOpen();
+
+    /**
+     * @brief Close the dialog and cleanup
+     */
+    static void close();
+
+private:
+    static bool s_open;
+    static std::string s_address;
+    static std::string s_label;
+    static uintptr_t s_qr_texture;
+    static int s_qr_width;
+    static int s_qr_height;
+};
+
+} // namespace ui
+} // namespace dragonx