From 78d02696d00350c9e1e08cbcc9aa2fed43999e7a Mon Sep 17 00:00:00 2001
From: tt2468 <tt2468@gmail.com>
Date: Fri, 24 Sep 2021 18:10:17 -0700
Subject: [PATCH] Utils: Add retrocompatability header

QRunnable::create was added in Qt 5.15, but Ubuntu still uses 5.12.
This reimplements that functionality until Ubuntu moves to >= 5.15
---
 src/utils/Compat.cpp | 16 ++++++++++++++++
 src/utils/Compat.h   | 18 ++++++++++++++++++
 src/utils/Utils.h    |  1 +
 3 files changed, 35 insertions(+)
 create mode 100644 src/utils/Compat.cpp
 create mode 100644 src/utils/Compat.h

diff --git a/src/utils/Compat.cpp b/src/utils/Compat.cpp
new file mode 100644
index 00000000..f42939b0
--- /dev/null
+++ b/src/utils/Compat.cpp
@@ -0,0 +1,16 @@
+#include "Compat.h"
+
+Utils::Compat::StdFunctionRunnable::StdFunctionRunnable(std::function<void()> func) :
+	cb(std::move(func))
+{
+}
+
+void Utils::Compat::StdFunctionRunnable::run()
+{
+	cb();
+}
+
+QRunnable *Utils::Compat::CreateFunctionRunnable(std::function<void()> func)
+{
+	return new Utils::Compat::StdFunctionRunnable(std::move(func));
+}
diff --git a/src/utils/Compat.h b/src/utils/Compat.h
new file mode 100644
index 00000000..4b8d11a4
--- /dev/null
+++ b/src/utils/Compat.h
@@ -0,0 +1,18 @@
+#pragma once
+
+#include <functional>
+#include <QRunnable>
+
+namespace Utils {
+	namespace Compat {
+		// Reimplement QRunnable for std::function. Retrocompatability for Qt < 5.15
+		class StdFunctionRunnable : public QRunnable {
+			std::function<void()> cb;
+			public:
+				StdFunctionRunnable(std::function<void()> func);
+				void run() override;
+		};
+
+		QRunnable *CreateFunctionRunnable(std::function<void()> func);
+	}
+}
diff --git a/src/utils/Utils.h b/src/utils/Utils.h
index 4948362c..76ff4793 100644
--- a/src/utils/Utils.h
+++ b/src/utils/Utils.h
@@ -4,3 +4,4 @@
 #include "Json.h"
 #include "Obs.h"
 #include "Platform.h"
+#include "Compat.h"