Update app.py

app.py

@@ -430,48 +430,67 @@ def FileSidebar():
     for file in all_files:
         ext = os.path.splitext(file)[1].lower()
         col1, col2, col3, col4, col5 = st.sidebar.columns([1, 6, 1, 1, 1])
+        colFollowUp = ""  # Flag to trigger main-area display
+        
         with col1:  # View
             icon = "📜" if ext == ".md" else "📄" if ext == ".pdf" else "🖼️" if ext in [".png", ".jpg", ".jpeg"] else "🎵" if ext in [".wav", ".mp3"] else "🎥" if ext == ".mp4" else "📎"
             if st.button(icon, key=f"view_{file}"):
+                colFollowUp = "view_" + ext
                 with open(file, "rb") as f:
                     content = f.read()
-                if ext == ".md":
-                    st.markdown(content.decode("utf-8"))
-                    SpeechSynthesis(content.decode("utf-8"))
-                elif ext == ".pdf":
-                    st.download_button("Download PDF", content, file, "application/pdf")
-                    st.write("PDF Viewer not natively supported; download to view.")
-                elif ext in [".png", ".jpg", ".jpeg"]:
-                    st.image(content, use_column_width=True)
-                elif ext in [".wav", ".mp3"]:
-                    st.audio(content, format=f"audio/{ext[1:]}")
-                elif ext == ".mp4":
-                    st.video(content, format="video/mp4")
+        
         with col2:  # Download link
             st.markdown(get_table_download_link(file), unsafe_allow_html=True)
+        
         with col3:  # Open
             if st.button("📂", key=f"open_{file}"):
+                colFollowUp = "open_" + ext
                 with open(file, "rb") as f:
                     content = f.read()
-                if ext == ".md":
-                    st.text_area(f"Editing {file}", value=content.decode("utf-8"), height=300, key=f"edit_{file}")
-                elif ext == ".pdf":
-                    st.download_button("Download PDF to Edit", content, file, "application/pdf")
-                    st.write("PDF editing not supported in-app; download to edit externally.")
-                elif ext in [".png", ".jpg", ".jpeg"]:
-                    st.image(content, use_column_width=True, caption=f"Viewing {file}")
-                elif ext in [".wav", ".mp3"]:
-                    st.audio(content, format=f"audio/{ext[1:]}")
-                elif ext == ".mp4":
-                    st.video(content, format="video/mp4")
+        
         with col4:  # Run
             if st.button("▶️", key=f"run_{file}"):
                 if ext == ".md":
-                    process_text(open(file, "r", encoding="utf-8").read())
+                    colFollowUp = "run_" + ext
+                    with open(file, "rb") as f:
+                        content = f.read()
+        
         with col5:  # Delete
             if st.button("🗑", key=f"delete_{file}"):
                 os.remove(file)
                 st.rerun()
+        
+        # Display in main area based on colFollowUp
+        if colFollowUp.startswith("view_"):
+            if ext == ".md":
+                st.markdown(content.decode("utf-8"))
+                SpeechSynthesis(content.decode("utf-8"))
+            elif ext == ".pdf":
+                st.download_button("Download PDF", content, file, "application/pdf")
+                st.write("PDF Viewer not natively supported; download to view.")
+            elif ext in [".png", ".jpg", ".jpeg"]:
+                st.image(content, use_column_width=True)
+            elif ext in [".wav", ".mp3"]:
+                st.audio(content, format=f"audio/{ext[1:]}")
+            elif ext == ".mp4":
+                st.video(content, format="video/mp4")
+        
+        elif colFollowUp.startswith("open_"):
+            if ext == ".md":
+                st.text_area(f"Editing {file}", value=content.decode("utf-8"), height=300, key=f"edit_{file}")
+            elif ext == ".pdf":
+                st.download_button("Download PDF to Edit", content, file, "application/pdf")
+                st.write("PDF editing not supported in-app; download to edit externally.")
+            elif ext in [".png", ".jpg", ".jpeg"]:
+                st.image(content, use_column_width=True, caption=f"Viewing {file}")
+            elif ext in [".wav", ".mp3"]:
+                st.audio(content, format=f"audio/{ext[1:]}")
+            elif ext == ".mp4":
+                st.video(content, format="video/mp4")
+        
+        elif colFollowUp.startswith("run_"):
+            if ext == ".md":
+                process_text(content.decode("utf-8"))
 
 def create_zip_of_files(files):
     zip_name = "Files.zip"