Various visual changes according to 20260505 meeting

app.py

@@ -147,6 +147,18 @@ with st.expander("Instructions and additional details"):
     st.write("4. Use the tabs to view different visualizations. Each can be downloaded.")
     st.write("4a. Graphs are built with [plotly](https://plotly.com/). Double-click to reset. [More examples](https://plotly.com/python/basic-charts/).")
 
+with st.expander("(Potentially) FAQ"):
+    st.write("**1. I tried analyzing a file, but the page refreshed and nothing happened! Why?**")
+    st.write("You may need to select a file using the sidebar on the left.")
+    st.write("**2. I don't see a sidebar! Where is it?**")
+    st.write("Press the '>' in the upper left to expand the sidebar.")
+    st.write("**3. I still don't have a file to select in the dropdown! Why?**")
+    st.write("Your file may be too large. We currently support approximately 1.5 hours of audio.")
+    st.write("**4. I want to view my previously analyzed data. How?**")
+    st.write("Download a CSV copy from the Download tab and re-upload it later.")
+    st.write("**5. The app is extremely slow. What is wrong?**")
+    st.write("We are securing funding for permanent GPU access. Until then, CPU analysis may take a very long time.")
+
 # ---------------------------------------------------------------------------
 # File upload
 # ---------------------------------------------------------------------------
@@ -265,9 +277,9 @@ try:
         raise ValueError("File not yet analyzed")
 
     st.header(f"Analysis of file {currFile}")
-    TAB_NAMES = ["Rename Speaker", "Roles", "Categories",
-                 "Treemap", "Timeline", "Time Spoken", "Download"]
-    renameTab, pie2, sunburst1, treemap1, timeline, bar1, dataTab = st.tabs(TAB_NAMES)
+    TAB_NAMES = ["Speakers & Roles", "Pie Chart", "Sunburst",
+                 "Treemap", "Time Spoken", "Timeline", "Download"]
+    renameTab, pie2, sunburst1, treemap1, bar1, timeline, dataTab = st.tabs(TAB_NAMES)
 
     currAnnotation, currTotalTime = st.session_state.results[currFile]
     speakerNames       = currAnnotation.labels()
@@ -363,7 +375,7 @@ try:
             displayDF = displayDF.sort_values("Start").reset_index(drop=True)
         csv = convert_df(displayDF)
         st.download_button(
-            "Press to Download analysis data", csv,
+            f"Download {currPlainName}.csv", csv,
             f"sonogram-analysis-{currPlainName}.csv", "text/csv",
             key="download-csv", on_click="ignore",
         )
@@ -371,13 +383,13 @@ try:
         analyzed_count = sum(
             1 for r in st.session_state.results.values() if len(r) == 2
         )
-        if analyzed_count > 1:
-            zip_bytes = build_all_csv_zip()
-            st.download_button(
-                "Download all analyzed files (.zip)", zip_bytes,
-                "sonogram-analysis-all.zip", "application/zip",
-                key="download-all-zip", on_click="ignore",
-            )
+        zip_bytes = build_all_csv_zip() if analyzed_count > 1 else b""
+        st.download_button(
+            "Download all analyzed data in .csv (.zip)", zip_bytes,
+            "sonogram-analysis-all.zip", "application/zip",
+            key="download-all-zip", on_click="ignore",
+            disabled=(analyzed_count <= 1),
+        )
 
     # -----------------------------------------------------------------------
     # Tab: Rename Speaker
@@ -444,18 +456,6 @@ except ValueError:
 
 ui.render_multifile_summary(PLOTLY_CONFIG)
 
-with st.expander("(Potentially) FAQ"):
-    st.write("**1. I tried analyzing a file, but the page refreshed and nothing happened! Why?**")
-    st.write("You may need to select a file using the sidebar on the left.")
-    st.write("**2. I don't see a sidebar! Where is it?**")
-    st.write("Press the '>' in the upper left to expand the sidebar.")
-    st.write("**3. I still don't have a file to select in the dropdown! Why?**")
-    st.write("Your file may be too large. We currently support approximately 1.5 hours of audio.")
-    st.write("**4. I want to view my previously analyzed data. How?**")
-    st.write("Download a CSV copy from the Download tab and re-upload it later.")
-    st.write("**5. The app is extremely slow. What is wrong?**")
-    st.write("We are securing funding for permanent GPU access. Until then, CPU analysis may take a very long time.")
-
 st.divider()
 st.write("Would you like additional data, charts, or features? [Tell us about our project!](https://forms.gle/A32CdfGYSZoMPyyX9)")
 st.write("If you would like to learn more or work with us, contact Dr. Mark Baillie at mtbaillie@ualr.edu")