删掉回放的五个转发、重复的空格快捷键与重复的等待循环。

回放调用点直接走 replay_ctl，场景工具的路径引导收敛到 _paths，panel_snapshot
复用 panel_check 的 _wait_for，report_from 收成模块私有的 _report_from。

apps/studio/tools/ui_check.py

@@ -2084,9 +2084,9 @@ def main() -> int:
     app.processEvents()
     pane_window.brand_bar.btn_playback.click()
     app.processEvents()
-    check(pane_window._load_recording(recording), "the replay could not open the recording")
+    check(pane_window.replay_ctl.load_recording(recording), "the replay could not open the recording")
     app.processEvents()
-    check(pane_window._replay_owns_image(), "the replay does not own the 2D pane")
+    check(pane_window.replay_ctl.owns_image(), "the replay does not own the 2D pane")
     # The recording has no calibrated axis, so newton would be an empty chart.
     check(
         pane_window.force_plots.unit() == "raw",
@@ -2139,7 +2139,7 @@ def main() -> int:
     pane_window.brand_bar.btn_live.click()
     app.processEvents()
     check(
-        not pane_window._replay_owns_image(),
+        not pane_window.replay_ctl.owns_image(),
         "the live view still hands the 2D pane to the replay",
     )
     pane_window._on_run_tick()
@@ -3187,7 +3187,7 @@ def main() -> int:
         "the replay view still offers the camera picker",
     )
     check(
-        replay_window._load_recording(recording),
+        replay_window.replay_ctl.load_recording(recording),
         "the replay view could not open the recording",
     )
     app.processEvents()
@@ -3238,7 +3238,7 @@ def main() -> int:
     _prompt_module.VideoAnalysisDialog.exec = _answer_prompt
     try:
         check(
-            other_window._load_replay_video(bare_video) is True,
+            other_window.replay_ctl.load_video(bare_video) is True,
             "a playable video with no recording beside it was refused",
         )
         app.processEvents()
@@ -3652,7 +3652,7 @@ def main() -> int:
     # Leaving the replay view returns the charts to the live session and hides
     # the bar: the replay stays available, it just stops being on screen.
     check(
-        replay_window._load_recording(recording),
+        replay_window.replay_ctl.load_recording(recording),
         "the replay view could not be re-opened",
     )
     app.processEvents()

apps/studio/tools/ui_snapshot.py

@@ -91,7 +91,7 @@ def _run_scene(window, app, scene: str):
         for _ in range(4):
             app.processEvents()
         recording = _replay_data(window, app)
-        window._load_recording(recording)
+        window.replay_ctl.load_recording(recording)
         # Park the playhead where the bar and the charts show a real position.
         window.replay.set_position(window.replay.duration_s() * 0.4)
         window.arrow_panel.set_view_mode("recorded")