diff --git a/backends/ui/imgui/RendererBackend.cpp b/backends/ui/imgui/RendererBackend.cpp
index 7ee4850..a636845 100644
--- a/backends/ui/imgui/RendererBackend.cpp
+++ b/backends/ui/imgui/RendererBackend.cpp
@@ -425,6 +425,12 @@ bool RendererBackend::BeginMainMenuBar() {
         return false;
     }
 }
+bool RendererBackend::is_fullscreen() {
+	return SDL_GetWindowFlags(window) & (SDL_WINDOW_FULLSCREEN|SDL_WINDOW_FULLSCREEN_DESKTOP);
+}
+bool RendererBackend::is_maximized() {
+	return SDL_GetWindowFlags(window) & SDL_WINDOW_MAXIMIZED;
+}
 SDL_HitTestResult RendererBackend::HitTest(SDL_Window *window, const SDL_Point *area) {
 	int w, h;
 	bool rtop, rbottom, rleft, rright;
@@ -433,27 +439,31 @@ SDL_HitTestResult RendererBackend::HitTest(SDL_Window *window, const SDL_Point *
 	rleft = area->x <= 4;
 	rright = area->x >= w-5;
 	rbottom = area->y >= h-5;
-	if (rtop) {
-		if (rright) {
-			return SDL_HITTEST_RESIZE_TOPRIGHT;
+	if (is_fullscreen()) return SDL_HITTEST_NORMAL;
+	if (!is_maximized()) {
+		if (rtop) {
+			if (rright) {
+				return SDL_HITTEST_RESIZE_TOPRIGHT;
+			} else if (rleft) {
+				return SDL_HITTEST_RESIZE_TOPLEFT;
+			} else {
+				return SDL_HITTEST_RESIZE_TOP;
+			}
+		} else if (rbottom) {
+			if (rright) {
+				return SDL_HITTEST_RESIZE_BOTTOMRIGHT;
+			} else if (rleft) {
+				return SDL_HITTEST_RESIZE_BOTTOMLEFT;
+			} else {
+				return SDL_HITTEST_RESIZE_BOTTOM;
+			}
 		} else if (rleft) {
-			return SDL_HITTEST_RESIZE_TOPLEFT;
-		} else {
-			return SDL_HITTEST_RESIZE_TOP;
+			return SDL_HITTEST_RESIZE_LEFT;
+		} else if (rright) {
+			return SDL_HITTEST_RESIZE_RIGHT;
 		}
-	} else if (rbottom) {
-		if (rright) {
-			return SDL_HITTEST_RESIZE_BOTTOMRIGHT;
-		} else if (rleft) {
-			return SDL_HITTEST_RESIZE_BOTTOMLEFT;
-		} else {
-			return SDL_HITTEST_RESIZE_BOTTOM;
-		}
-	} else if (rleft) {
-		return SDL_HITTEST_RESIZE_LEFT;
-	} else if (rright) {
-		return SDL_HITTEST_RESIZE_RIGHT;
-	} else if (area->y < (16 * this->scale) && (area->x < menubar_start || (area->x > menubar_end && area->x < title_btn_start))) {
+	}
+	if (area->y < (16 * this->scale) && (area->x < menubar_start || (area->x > menubar_end && area->x < title_btn_start))) {
 		return SDL_HITTEST_DRAGGABLE;
 	} else {
 		return SDL_HITTEST_NORMAL;
diff --git a/backends/ui/imgui/RendererBackend.h b/backends/ui/imgui/RendererBackend.h
index 200e4ef..157cdd3 100644
--- a/backends/ui/imgui/RendererBackend.h
+++ b/backends/ui/imgui/RendererBackend.h
@@ -31,6 +31,8 @@ class RendererBackend {
     int menubar_end;
     int title_btn_start;
     public:
+    bool is_fullscreen();
+    bool is_maximized();
     int window_border_radius = 8;
     SDL_HitTestResult HitTest(SDL_Window *window, const SDL_Point *area);
     std::optional<bool> touchScreenModeOverride;