From 96ca0cb686956cba971081e15807043fba1894e2 Mon Sep 17 00:00:00 2001
From: Gary Talent <gary@drinkingtea.net>
Date: Sat, 19 Mar 2022 19:32:30 -0500
Subject: [PATCH] [nostalgia/studio] Add finished signal to Task

---
 src/nostalgia/studio/lib/task.cpp | 6 +++++-
 src/nostalgia/studio/lib/task.hpp | 3 ++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/nostalgia/studio/lib/task.cpp b/src/nostalgia/studio/lib/task.cpp
index c22399843..77f0c63ba 100644
--- a/src/nostalgia/studio/lib/task.cpp
+++ b/src/nostalgia/studio/lib/task.cpp
@@ -10,7 +10,11 @@ namespace nostalgia::studio {
 
 void TaskRunner::update(core::Context *ctx) noexcept {
 	oxIgnoreError(m_tasks.erase(std::remove_if(m_tasks.begin(), m_tasks.end(), [&](auto &t) {
-		return t->update(ctx) == TaskState::Done;
+		const auto done = t->update(ctx) == TaskState::Done;
+		if (done) {
+			t->finished.emit();
+		}
+		return done;
 	})));
 }
 
diff --git a/src/nostalgia/studio/lib/task.hpp b/src/nostalgia/studio/lib/task.hpp
index cd77fc03f..6380c9f5f 100644
--- a/src/nostalgia/studio/lib/task.hpp
+++ b/src/nostalgia/studio/lib/task.hpp
@@ -17,6 +17,7 @@ enum class TaskState {
 
 class Task: public ox::SignalHandler {
 	public:
+		ox::Signal<ox::Error()> finished;
 		~Task() noexcept override = default;
 		virtual TaskState update(nostalgia::core::Context *ctx) noexcept = 0;
 };
@@ -29,4 +30,4 @@ class TaskRunner {
 		void add(Task *task) noexcept;
 };
 
-}
\ No newline at end of file
+}