Move ui jobs into separate folder

src/slic3r/GUI/Jobs/ProgressIndicator.hpp

@@ -0,0 +1,29 @@
+#ifndef IPROGRESSINDICATOR_HPP
+#define IPROGRESSINDICATOR_HPP
+
+#include <string>
+#include <functional>
+
+namespace Slic3r {
+
+/**
+ * @brief Generic progress indication interface.
+ */
+class ProgressIndicator {
+public:
+    
+    /// Cancel callback function type
+    using CancelFn = std::function<void()>;
+    
+    virtual ~ProgressIndicator() = default;
+    
+    virtual void set_range(int range) = 0;
+    virtual void set_cancel_callback(CancelFn = CancelFn()) = 0;
+    virtual void set_progress(int pr) = 0;
+    virtual void set_status_text(const char *) = 0; // utf8 char array
+    virtual int  get_range() const = 0;
+};
+
+}
+
+#endif // IPROGRESSINDICATOR_HPP