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| Fl_Editor | Basic Editor Widget | |
| Fl_MultiEditor | Basic Editor Widget with multiple buffer support | |
| Fl_FancyEditor | Extended Editor Widget (status display, interactive find/replace, etc.) | |
| Fl_FancyMultiEditor | Extended Editor Widget (status display, interactive find/replace, etc.), with multiple buffer support | |
| Fl_StatusPanel | Status panel with keyboard indicators, progress bar, and status message. | |
| Fl_ProgressBox | Basic progress bar, with optional text display. | |