replace Button by a ClearButton

src/app.py

@@ -135,7 +135,8 @@ with gr.Blocks() as demo:
             with gr.Column():
                 oimg = ImageSlider(label="Output")
         with gr.Row():
-            btn = gr.Button("Erase Object", interactive=False)
+            btn = gr.ClearButton(components=[oimg], value="Erase Object", interactive=False)
+
         for inp in [iimg, prompt]:
             inp.change(
                 fn=on_change_prompt,
@@ -205,7 +206,8 @@ with gr.Blocks() as demo:
             with gr.Column():
                 oimg = ImageSlider(label="Output")
         with gr.Row():
-            btn = gr.Button("Erase Object", interactive=False)
+            btn = gr.ClearButton(components=[oimg], value="Erase Object", interactive=False)
+
         annotator.change(
             fn=on_change_bbox,
             inputs=[annotator],