message: Internals: ImRect: Added IsFinite() helper.
diff: @@ -281,6 +281,7 @@ struct IMGUI_API ImRect
  void Translate(const ImVec2& v) { Min.x += v.x; Min.y += v.y; Max.x += v.x; Max.y += v.y; }
  void ClipWith(const ImRect& clip) { if (Min.x < clip.Min.x) Min.x = clip.Min.x; if (Min.y < clip.Min.y) Min.y = clip.Min.y; if (Max.x > clip.Max.x) Max.x = clip.Max.x; if (Max.y > clip.Max.y) Max.y = clip.Max.y; }
  void Floor() { Min.x = (float)(int)Min.x; Min.y = (float)(int)Min.y; Max.x = (float)(int)Max.x; Max.y = (float)(int)Max.y; }
  + bool IsFinite() const { return Min.x != FLT_MAX; }
  ImVec2 GetClosestPoint(ImVec2 p, bool on_edge) const
  {
  if (!on_edge && Contains(p))
  