LibGUI: Add DoClamp option to AbstractSlider::set_value()

Author: https://github.com/itamar8910
Commit: 1d522e4b4c
Pull-request: https://github.com/SerenityOS/serenity/pull/13335
Reviewed-by: https://github.com/alimpfard ✅

Userland/Libraries/LibGUI/AbstractSlider.h

@@ -30,7 +30,12 @@ public:
     bool is_max() const { return m_value == m_max; }
 
     void set_range(int min, int max);
-    virtual void set_value(int, AllowCallback = AllowCallback::Yes);
+
+    enum class DoClamp {
+        Yes = 1,
+        No = 0
+    };
+    virtual void set_value(int, AllowCallback = AllowCallback::Yes, DoClamp = DoClamp::Yes);
 
     void set_min(int min) { set_range(min, max()); }
     void set_max(int max) { set_range(min(), max); }