impr: Show OS toast popup when a task finishes while ImHex is not focused

lib/libimhex/include/hex/api/task_manager.hpp

@@ -252,6 +252,8 @@ EXPORT_MODULE namespace hex {
         static const std::list<std::shared_ptr<Task>>& getRunningTasks();
         static void runDeferredCalls();
 
+        static void addTaskCompletionCallback(const std::function<void(Task&)>& function);
+
     private:
         static TaskHolder createTask(const UnlocalizedString &unlocalizedName, u64 maxValue, bool background, bool blocking, std::function<void(Task &)> function);
     };

lib/libimhex/source/api/task_manager.cpp

@@ -55,6 +55,7 @@ namespace hex {
         std::list<std::function<void()>> s_deferredCalls;
         std::unordered_map<SourceLocationWrapper, std::function<void()>> s_onceDeferredCalls;
         std::list<std::function<void()>> s_tasksFinishedCallbacks;
+        std::list<std::function<void(Task&)>> s_taskCompletionCallbacks;
 
         std::mutex s_queueMutex;
         std::condition_variable s_jobCondVar;
@@ -322,6 +323,13 @@ namespace hex {
                         task->m_function(*task);
 
                         log::debug("Task '{}' finished", task->m_unlocalizedName.get());
+
+                        {
+                            std::scoped_lock lock(s_tasksFinishedMutex);
+
+                            for (const auto &callback : s_taskCompletionCallbacks)
+                                callback(*task);
+                        }
                     } catch (const Task::TaskInterruptor &) {
                         // Handle the task being interrupted by user request
                         task->interruption();
@@ -580,5 +588,13 @@ namespace hex {
         return s_mainThreadId == std::this_thread::get_id();
     }
 
+    void TaskManager::addTaskCompletionCallback(const std::function<void(Task &)> &function) {
+        std::scoped_lock lock(s_tasksFinishedMutex);
 
+        for (const auto &task : s_tasks) {
+            task->interrupt();
+        }
+
+        s_taskCompletionCallbacks.push_back(function);
+    }
 }

lib/libimhex/source/helpers/utils_macos.m

@@ -416,6 +416,21 @@
         return [bundlePath.pathExtension.lowercaseString isEqualToString:@"app"];
     }
 
+    @interface NotificationDelegate : NSObject <UNUserNotificationCenterDelegate>
+    @end
+
+    @implementation NotificationDelegate
+
+    - (void)userNotificationCenter:(UNUserNotificationCenter *)center
+           willPresentNotification:(UNNotification *)notification
+             withCompletionHandler:(void (^)(UNNotificationPresentationOptions options))completionHandler {
+        completionHandler(UNNotificationPresentationOptionBanner |
+                          UNNotificationPresentationOptionSound |
+                          UNNotificationPresentationOptionList);
+    }
+
+    @end
+
     void toastMessageMacos(const char *title, const char *message) {
         @autoreleasepool {
             // Only show notification if we're inside a bundle

plugins/builtin/romfs/lang/en_US.json

@@ -75,6 +75,7 @@
     "hex.builtin.command.web.desc": "Website lookup",
     "hex.builtin.command.web.result": "Navigate to '{0}'",
     "hex.builtin.drag_drop.text": "Drop files here to open them...",
+    "hex.builtin.os_toast_message.task_finished": "Task '{0}' finished",
     "hex.builtin.inspector.ascii": "char",
     "hex.builtin.inspector.binary": "Binary",
     "hex.builtin.inspector.bfloat16": "bfloat16",

plugins/builtin/source/content/events.cpp

@@ -206,6 +206,13 @@ namespace hex::plugin::builtin {
                             ui::ToastError::open(fmt::format("hex.builtin.popup.error.project.load"_lang, wolv::util::toUTF8String(path)));
                         }
                     });
+            } else if (name == "Open Folder") {
+                fs::openFileBrowser(fs::DialogMode::Folder, {  },
+                    [](const auto &path) {
+                        if (!ProjectFile::load(path)) {
+                            ui::ToastError::open(fmt::format("hex.builtin.popup.error.project.load"_lang, wolv::util::toUTF8String(path)));
+                        }
+                    });
             }
         });
 
@@ -420,6 +427,11 @@ namespace hex::plugin::builtin {
             #endif
         });
 
+        TaskManager::addTaskCompletionCallback([](Task &task) {
+            if (!glfwGetWindowAttrib(ImHexApi::System::getMainWindowHandle(), GLFW_FOCUSED) && !task.isBackgroundTask())
+                hex::showToastMessage("ImHex", fmt::format("hex.builtin.os_toast_message.task_finished"_lang, Lang(task.getUnlocalizedName())));
+        });
+
     }
 
 }