+ 'window_manager.cc',
+# video-timeline related sources:
+ 'video_image_frame.cc',
+ 'add_video_dialog.cc',
+ 'editor_videotimeline.cc',
+ 'video_timeline.cc',
+ 'system_exec.cc',
+ 'video_monitor.cc',
+ 'transcode_ffmpeg.cc',
+ 'transcode_video_dialog.cc',
+ 'video_server_dialog.cc',
+ 'utils_videotl.cc',
+ 'export_video_dialog.cc',
+ 'export_video_infobox.cc'