Add support for inline scripts

* Script can be defined in the macro segment or loaded from a file
* Supports both LUA and Python
* Can be used for actions and conditions
* obs_script_create and obs_script_destroy are resolved at runtime
  (Let's hope the API remains stable)

plugins/scripting/macro-condition-script-inline.hpp

@@ -0,0 +1,36 @@
+#pragma once
+#include "macro-condition-edit.hpp"
+#include "macro-segment-script-inline.hpp"
+
+namespace advss {
+
+class MacroConditionScriptInline : public MacroCondition,
+				   public MacroSegmentScriptInline {
+public:
+	MacroConditionScriptInline(Macro *m) : MacroCondition(m) {}
+
+	bool CheckCondition();
+
+	bool Save(obs_data_t *obj) const;
+	bool Load(obs_data_t *obj);
+
+	std::string GetId() const { return _id; };
+
+	static std::shared_ptr<MacroCondition> Create(Macro *m);
+
+private:
+	static bool _registered;
+	static const std::string _id;
+};
+
+class MacroConditionScriptInlineEdit : public MacroSegmentScriptInlineEdit {
+	Q_OBJECT
+
+public:
+	MacroConditionScriptInlineEdit(
+		QWidget *,
+		std::shared_ptr<MacroConditionScriptInline> = nullptr);
+	static QWidget *Create(QWidget *, std::shared_ptr<MacroCondition>);
+};
+
+} // namespace advss