Wiresheet: arrow nudges keep the selection and the sheet's focus

Ctrl+A hands the sheet the keyboard, and repainting the same sheet keeps
whatever of the selection is still on it.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

app_state.py

@@ -8,7 +8,7 @@ so later rebinding would only ever be seen by the module that did it.
 import configparser
 import os
 
-VERSION = "0.0.0.179"
+VERSION = "0.0.0.180"
 PROPERTIES_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), "editor.properties")
 DEFAULT_GRID_SIZE = 10
 DEFAULT_ADD_TIMESTAMP = True

main.py

@@ -1357,6 +1357,8 @@ def select_all_boxes(event=None):
             return None
     wiresheet.deselect_link()        # links and boxes are never selected together
     select_canvas_boxes(list(app_state.canvas_comp_map))
+    # Hand the sheet the keyboard, so the arrows move the boxes rather than the tree.
+    app_state.canvas.focus_set()
     count = len(app_state.selected_canvas_tags)
     app_state.set_status(f"{count} component{'s' if count != 1 else ''} selected.")
     return "break"
@@ -2270,7 +2272,15 @@ def nudge_selected_boxes(dx, dy):
                       "meta_before": meta_prop.get("val") if meta_prop is not None else None})
         canvas.move(tag, shift_x, shift_y)
     app_state.drag_data.update(tag=tags[0], group=group, moved=True, collapse_to=None)
+    pressed_last = app_state.selected_canvas_tag
     on_canvas_release(None)
+    # The same boxes stay selected, and the sheet keeps the keyboard, so the next
+    # arrow press moves them again.
+    still_here = [t for t in tags if t in app_state.canvas_comp_map and t != pressed_last]
+    if pressed_last in app_state.canvas_comp_map:
+        still_here.append(pressed_last)
+    select_canvas_boxes(still_here)
+    canvas.focus_set()
     return "break"
 
 

wiresheet.py

@@ -1234,6 +1234,11 @@ def render_components(components_to_render):
     """Handles parsing and visual painting of given component listings on canvas with slot attributes."""
     canvas = app_state.canvas
     app_state.active_components_list = components_to_render
+    # Repainting the same sheet (a refresh, an undo, a device update) keeps whatever of
+    # the selection is still on it; another sheet starts with nothing selected.
+    kept = [app_state.canvas_comp_map.get(t) for t in app_state.selected_canvas_tags
+            if t != app_state.selected_canvas_tag]
+    kept.append(app_state.canvas_comp_map.get(app_state.selected_canvas_tag))
     app_state.selected_canvas_tag = None
     app_state.selected_canvas_tags.clear()
 
@@ -1275,6 +1280,15 @@ def render_components(components_to_render):
     draw_links()
     apply_sheet_zoom(fonts)
 
+    on_sheet = set(components_to_render)
+    for element in kept:
+        if element is not None and element in on_sheet:
+            tag = app_state.canvas_tag_by_element[element]
+            app_state.selected_canvas_tags.add(tag)
+            app_state.selected_canvas_tag = tag
+    for tag in app_state.selected_canvas_tags:
+        canvas.itemconfig(f"{tag} && block_outline", outline="#1f4e79", width=3)
+
 
 def apply_sheet_zoom(fonts):
     """Scales the finished sheet to app_state.zoom and sizes the canvas to match.