| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| #include <flutter/method_channel.h> |
| #include <flutter/plugin_registrar_windows.h> |
| #include <windows.h> |
| |
| #include <memory> |
| #include <optional> |
| #include <sstream> |
| #include <string> |
| |
| #include "system_apis.h" |
| |
| namespace url_launcher_plugin { |
| |
| class UrlLauncherPlugin : public flutter::Plugin { |
| public: |
| static void RegisterWithRegistrar(flutter::PluginRegistrar* registrar); |
| |
| UrlLauncherPlugin(); |
| |
| // Creates a plugin instance with the given SystemApi instance. |
| // |
| // Exists for unit testing with mock implementations. |
| UrlLauncherPlugin(std::unique_ptr<SystemApis> system_apis); |
| |
| virtual ~UrlLauncherPlugin(); |
| |
| // Disallow copy and move. |
| UrlLauncherPlugin(const UrlLauncherPlugin&) = delete; |
| UrlLauncherPlugin& operator=(const UrlLauncherPlugin&) = delete; |
| |
| // Called when a method is called on the plugin channel. |
| void HandleMethodCall(const flutter::MethodCall<>& method_call, |
| std::unique_ptr<flutter::MethodResult<>> result); |
| |
| private: |
| // Returns whether or not the given URL has a registered handler. |
| bool CanLaunchUrl(const std::string& url); |
| |
| // Attempts to launch the given URL. On failure, returns an error string. |
| std::optional<std::string> LaunchUrl(const std::string& url); |
| |
| std::unique_ptr<SystemApis> system_apis_; |
| }; |
| |
| } // namespace url_launcher_plugin |