clear button, and user enhancements

app.py

@@ -25,12 +25,22 @@ try:
     
 except Exception as e:
     def show_error(*args):
-        return f"// ERROR: Failed to load core agent code. Details: {e}", "", []
+        return f"// ERROR: Failed to load core agent code. Details: {e}", "", ""
 
 # --- Gradio UI setup below ---
 with gr.Blocks(title="DeepV for RTL (Model-Agnostic)", theme=gr.themes.Soft()) as demo:
     gr.Markdown("## DeepV for RTL Code Generation — Model-Agnostic (Bring Your Own API Key)")
 
+    # Status Bar for success/error messages
+    status_bar = gr.Textbox(
+        label="Status",
+        lines=1,
+        interactive=False,
+        show_copy_button=False,
+        container=False,
+        value="Ready"
+    )
+
     with gr.Row():
         with gr.Column(scale=2):
             with gr.Row():
@@ -46,22 +56,29 @@ with gr.Blocks(title="DeepV for RTL (Model-Agnostic)", theme=gr.themes.Soft()) a
                 **Note:** Your API key is used for the current session only and is not saved or stored.
                 """
             )
-            
+
             spec = gr.Textbox(
                 label="Design Specification (natural language or I/O contract)",
                 placeholder="e.g., 8-bit UART transmitter with baud rate generator ...",
-                lines=10
+                lines=10,
+                elem_id="spec-input"
             )
             with gr.Row():
                 use_rag = gr.Checkbox(value=True, label="Use Retrieval (RAG)")
                 top_k = gr.Slider(1, 10, value=3, step=1, label="Top-K retrieved examples")
-            
+
             with gr.Accordion("Generation Settings", open=False):
                 temperature = gr.Slider(0.0, 1.5, value=0.2, step=0.05, label="Temperature")
                 top_p = gr.Slider(0.1, 1.0, value=0.9, step=0.05, label="Top-p")
                 max_new_tokens = gr.Slider(128, 4096, value=768, step=64, label="Max tokens")
 
-            run_btn = gr.Button("Generate Verilog", variant="primary")
+            with gr.Row():
+                run_btn = gr.Button("Generate Verilog", variant="primary")
+                clear_btn = gr.ClearButton(
+                    value="Clear All",
+                    components=[spec, api_key, out_code, retrieved_list, retrieved_raw]
+                )
+
         with gr.Column(scale=3):
             gr.Markdown("**Output**")
             with gr.Group():
@@ -82,7 +99,7 @@ with gr.Blocks(title="DeepV for RTL (Model-Agnostic)", theme=gr.themes.Soft()) a
                 )
             with gr.Tab("Preview of Retrieved Context (raw)"):
                 retrieved_raw = gr.HighlightedText(label="(first K documents)", combine_adjacent=True)
-
+    
     # --- Back-end copy function ---
     def copy_to_clipboard_fn(text):
         return text
@@ -90,8 +107,23 @@ with gr.Blocks(title="DeepV for RTL (Model-Agnostic)", theme=gr.themes.Soft()) a
     run_btn.click(
         fn=run_generation,
         inputs=[spec, use_rag, top_k, model_choice, api_key, temperature, top_p, max_new_tokens],
-        outputs=[out_code, retrieved_list, retrieved_raw]
+        outputs=[out_code, retrieved_list, retrieved_raw],
+        # Show a progress spinner and status bar update during execution
+        show_progress=True 
+    ).then(
+        fn=lambda: gr.update(value="Success!"),
+        outputs=[status_bar]
+    ).success(
+        fn=lambda: gr.update(value="Success!"),
+        outputs=[status_bar]
+    ).exc(
+        fn=lambda: gr.update(value="Generation Failed. Check error message.",),
+        outputs=[status_bar]
     )
+    
+    # Update the status bar on other events
+    clear_btn.click(fn=lambda: gr.update(value="Ready"), outputs=[status_bar])
+    spec.change(fn=lambda: gr.update(value="Ready"), outputs=[status_bar])
 
     copy_button.click(
         fn=copy_to_clipboard_fn,
@@ -116,8 +148,8 @@ with gr.Blocks(title="DeepV for RTL (Model-Agnostic)", theme=gr.themes.Soft()) a
 
         #copy-button {
             position: absolute;
-            top: 90px;
-            right: 20px;
+            top: 20px;
+            right: 10px;
             z-index: 10;
         }
     """