NOISSUE Flatten gui and logic libraries into MultiMC

1 files changed, 83 insertions, 0 deletions

diff --git a/launcher/QObjectPtr.h b/launcher/QObjectPtr.h
new file mode 100644
index 00000000..0ff51136
--- /dev/null
+++ b/launcher/QObjectPtr.h
@@ -0,0 +1,83 @@
+#pragma once
+
+#include <functional>
+#include <memory>
+#include <QObject>
+
+namespace details
+{
+struct DeleteQObjectLater
+{
+    void operator()(QObject *obj) const
+    {
+        obj->deleteLater();
+    }
+};
+}
+/**
+ * A unique pointer class with unique pointer semantics intended for derivates of QObject
+ * Calls deleteLater() instead of destroying the contained object immediately
+ */
+template<typename T> using unique_qobject_ptr = std::unique_ptr<T, details::DeleteQObjectLater>;
+
+/**
+ * A shared pointer class with shared pointer semantics intended for derivates of QObject
+ * Calls deleteLater() instead of destroying the contained object immediately
+ */
+template <typename T>
+class shared_qobject_ptr
+{
+public:
+    shared_qobject_ptr(){}
+    shared_qobject_ptr(T * wrap)
+    {
+        reset(wrap);
+    }
+    shared_qobject_ptr(const shared_qobject_ptr<T>& other)
+    {
+        m_ptr = other.m_ptr;
+    }
+    template<typename Derived>
+    shared_qobject_ptr(const shared_qobject_ptr<Derived> &other)
+    {
+        m_ptr = other.unwrap();
+    }
+
+public:
+    void reset(T * wrap)
+    {
+        using namespace std::placeholders;
+        m_ptr.reset(wrap, std::bind(&QObject::deleteLater, _1));
+    }
+    void reset(const shared_qobject_ptr<T> &other)
+    {
+        m_ptr = other.m_ptr;
+    }
+    void reset()
+    {
+        m_ptr.reset();
+    }
+    T * get() const
+    {
+        return m_ptr.get();
+    }
+    T * operator->() const
+    {
+        return m_ptr.get();
+    }
+    T & operator*() const
+    {
+        return *m_ptr.get();
+    }
+    operator bool() const
+    {
+        return m_ptr.get() != nullptr;
+    }
+    const std::shared_ptr <T> unwrap() const
+    {
+        return m_ptr;
+    }
+
+private:
+    std::shared_ptr <T> m_ptr;
+};