diff --git a/src/widgets/newgrf_widget.h b/src/widgets/newgrf_widget.h
--- a/src/widgets/newgrf_widget.h
+++ b/src/widgets/newgrf_widget.h
@@ -16,17 +16,17 @@
 
 /** Widgets of the WC_GRF_PARAMETERS. */
 enum NewGRFParametersWidgets {
-	WID_NP_SHOW_NUMPAR,      ///< #NWID_SELECTION to optionally display #WID_NP_NUMPAR
-	WID_NP_NUMPAR_DEC,       ///< Button to decrease number of parameters
-	WID_NP_NUMPAR_INC,       ///< Button to increase number of parameters
-	WID_NP_NUMPAR,           ///< Optional number of parameters
-	WID_NP_NUMPAR_TEXT,      ///< Text description
-	WID_NP_BACKGROUND,       ///< Panel to draw the settings on
-	WID_NP_SCROLLBAR,        ///< Scrollbar to scroll through all settings
-	WID_NP_ACCEPT,           ///< Accept button
-	WID_NP_RESET,            ///< Reset button
-	WID_NP_SHOW_DESCRIPTION, ///< #NWID_SELECTION to optionally display parameter descriptions
-	WID_NP_DESCRIPTION,      ///< Multi-line description of a parameter
+	WID_NP_SHOW_NUMPAR,      ///< #NWID_SELECTION to optionally display #WID_NP_NUMPAR.
+	WID_NP_NUMPAR_DEC,       ///< Button to decrease number of parameters.
+	WID_NP_NUMPAR_INC,       ///< Button to increase number of parameters.
+	WID_NP_NUMPAR,           ///< Optional number of parameters.
+	WID_NP_NUMPAR_TEXT,      ///< Text description.
+	WID_NP_BACKGROUND,       ///< Panel to draw the settings on.
+	WID_NP_SCROLLBAR,        ///< Scrollbar to scroll through all settings.
+	WID_NP_ACCEPT,           ///< Accept button.
+	WID_NP_RESET,            ///< Reset button.
+	WID_NP_SHOW_DESCRIPTION, ///< #NWID_SELECTION to optionally display parameter descriptions.
+	WID_NP_DESCRIPTION,      ///< Multi-line description of a parameter.
 };
 
 /** Widgets of the WC_NEWGRF_TEXTFILE. */
@@ -39,34 +39,34 @@ enum NewGRFTextfileWidgets {
 
 /** Widgets of the WC_GAME_OPTIONS (WC_GAME_OPTIONS is also used in others). */
 enum NewGRFStateWidgets {
-	WID_NS_PRESET_LIST,         ///< Active NewGRF preset.
-	WID_NS_PRESET_SAVE,         ///< Save list of active NewGRFs as presets.
-	WID_NS_PRESET_DELETE,       ///< Delete active preset.
-	WID_NS_ADD,                 ///< Add NewGRF to active list.
-	WID_NS_REMOVE,              ///< Remove NewGRF from active list.
-	WID_NS_MOVE_UP,             ///< Move NewGRF up in active list.
-	WID_NS_MOVE_DOWN,           ///< Move NewGRF down in active list.
-	WID_NS_FILTER,              ///< Filter list of available NewGRFs.
-	WID_NS_FILE_LIST,           ///< List window of active NewGRFs.
-	WID_NS_SCROLLBAR,           ///< Scrollbar for active NewGRF list.
-	WID_NS_AVAIL_LIST,          ///< List window of available NewGRFs.
-	WID_NS_SCROLL2BAR,          ///< Scrollbar for available NewGRF list.
-	WID_NS_NEWGRF_INFO_TITLE,   ///< Title for Info on selected NewGRF.
-	WID_NS_NEWGRF_INFO,         ///< Panel for Info on selected NewGRF.
-	WID_NS_OPEN_URL,            ///< Open URL of NewGRF.
-	WID_NS_NEWGRF_TEXTFILE,     ///< Open NewGRF readme, changelog (+1) or license (+2).
+	WID_NS_PRESET_LIST,       ///< Active NewGRF preset.
+	WID_NS_PRESET_SAVE,       ///< Save list of active NewGRFs as presets.
+	WID_NS_PRESET_DELETE,     ///< Delete active preset.
+	WID_NS_ADD,               ///< Add NewGRF to active list.
+	WID_NS_REMOVE,            ///< Remove NewGRF from active list.
+	WID_NS_MOVE_UP,           ///< Move NewGRF up in active list.
+	WID_NS_MOVE_DOWN,         ///< Move NewGRF down in active list.
+	WID_NS_FILTER,            ///< Filter list of available NewGRFs.
+	WID_NS_FILE_LIST,         ///< List window of active NewGRFs.
+	WID_NS_SCROLLBAR,         ///< Scrollbar for active NewGRF list.
+	WID_NS_AVAIL_LIST,        ///< List window of available NewGRFs.
+	WID_NS_SCROLL2BAR,        ///< Scrollbar for available NewGRF list.
+	WID_NS_NEWGRF_INFO_TITLE, ///< Title for Info on selected NewGRF.
+	WID_NS_NEWGRF_INFO,       ///< Panel for Info on selected NewGRF.
+	WID_NS_OPEN_URL,          ///< Open URL of NewGRF.
+	WID_NS_NEWGRF_TEXTFILE,   ///< Open NewGRF readme, changelog (+1) or license (+2).
 	WID_NS_SET_PARAMETERS = WID_NS_NEWGRF_TEXTFILE + TFT_END,   ///< Open Parameters Window for selected, active NewGRF.
-	WID_NS_TOGGLE_PALETTE,      ///< Toggle Palette of selected, active NewGRF.
-	WID_NS_APPLY_CHANGES,       ///< Apply changes to NewGRF config.
-	WID_NS_RESCAN_FILES,        ///< Rescan files (available NewGRFs).
-	WID_NS_RESCAN_FILES2,       ///< Rescan files (active NewGRFs).
-	WID_NS_CONTENT_DOWNLOAD,    ///< Open content download (available NewGRFs).
-	WID_NS_CONTENT_DOWNLOAD2,   ///< Open content download (active NewGRFs).
-	WID_NS_SHOW_REMOVE,         ///< Select active list buttons (0 = normal, 1 = simple layout).
-	WID_NS_SHOW_APPLY,          ///< Select display of the buttons below the 'details'.
+	WID_NS_TOGGLE_PALETTE,    ///< Toggle Palette of selected, active NewGRF.
+	WID_NS_APPLY_CHANGES,     ///< Apply changes to NewGRF config.
+	WID_NS_RESCAN_FILES,      ///< Rescan files (available NewGRFs).
+	WID_NS_RESCAN_FILES2,     ///< Rescan files (active NewGRFs).
+	WID_NS_CONTENT_DOWNLOAD,  ///< Open content download (available NewGRFs).
+	WID_NS_CONTENT_DOWNLOAD2, ///< Open content download (active NewGRFs).
+	WID_NS_SHOW_REMOVE,       ///< Select active list buttons (0 = normal, 1 = simple layout).
+	WID_NS_SHOW_APPLY,        ///< Select display of the buttons below the 'details'.
 };
 
-/** Widgets of the WC_MODAL_PROGRESS (WC_MODAL_PROGRESS is also used in GenerationProgressWindowWidgets). */
+/** Widgets of the WC_MODAL_PROGRESS (WC_MODAL_PROGRESS is also used in GenerationProgressWidgets). */
 enum ScanProgressWidgets {
 	WID_SP_PROGRESS_BAR,  ///< Simple progress bar.
 	WID_SP_PROGRESS_TEXT, ///< Text explaining what is happening.