[Feature] A setting to allow town name tile tooltips to always or never be displayed.

src/lang/extra/english.txt

@@ -2121,6 +2121,12 @@ STR_CONFIG_SETTING_INTERFACE_TOOLTIPS                           :{ORANGE}Tooltip
 STR_CONFIG_SETTING_INSTANT_TILE_TOOLTIP                         :Show viewport tooltips for tiles without a right-click: {STRING2}
 STR_CONFIG_SETTING_INSTANT_TILE_TOOLTIP_HELPTEXT                :Show viewport tooltips for tile types such as industries without requiring a right-click, when the show tooltips setting is set to right-click.
 
+STR_CONFIG_SETTING_TOWN_NAME_TOOLTIP_MODE                       :Show viewport tooltips with town names: {STRING2}
+STR_CONFIG_SETTING_TOWN_NAME_TOOLTIP_MODE_HELPTEXT              :Show viewport tooltips for road and house tiles that belong to towns.
+STR_CONFIG_SETTING_TOWN_NAME_TOOLTIP_MODE_OFF                   :Off
+STR_CONFIG_SETTING_TOWN_NAME_TOOLTIP_MODE_ON_IF_HIDDEN          :On, if town names are hidden
+STR_CONFIG_SETTING_TOWN_NAME_TOOLTIP_MODE_ALWAYS_ON             :Always on
+
 STR_CONFIG_SETTING_STATION_RATING_TOOLTIP_MODE                  :Station rating tooltips: {STRING2}
 STR_CONFIG_SETTING_STATION_RATING_TOOLTIP_MODE_HELPTEXT         :Set whether station rating tooltips are shown and the level of information detail.
 STR_CONFIG_SETTING_STATION_RATING_TOOLTIP_MODE_OFF              :Off

src/settings_gui.cpp

@@ -1933,6 +1933,7 @@ static SettingsContainer &GetSettingsTree()
 			{
 				tooltips->Add(new SettingEntry("gui.hover_delay_ms"));
 				tooltips->Add(new ConditionallyHiddenSettingEntry("gui.instant_tile_tooltip", []() -> bool { return _settings_client.gui.hover_delay_ms != 0; }));
+				tooltips->Add(new SettingEntry("gui.town_name_tooltip_mode"));
 				tooltips->Add(new SettingEntry("gui.station_rating_tooltip_mode"));
 			}
 

src/settings_type.h

@@ -133,6 +133,7 @@ struct GUISettings : public TimeSettings {
 	byte   errmsg_duration;                  ///< duration of error message
 	uint16 hover_delay_ms;                   ///< time required to activate a hover event, in milliseconds
 	bool   instant_tile_tooltip;             ///< don't require a right click to activate a hover event to show a tooltip for an in-game tile (e.g. industry).
+	uint8  town_name_tooltip_mode;           ///< when to display town names when hovering over roads and houses. (0 = never, 1 = only if town names are hidden, 2 = always)
 	uint8  station_rating_tooltip_mode;      ///< Station rating tooltip mode
 	bool   link_terraform_toolbar;           ///< display terraform toolbar when displaying rail, road, water and airport toolbars
 	uint8  smallmap_land_colour;             ///< colour used for land and heightmap at the smallmap

src/table/settings/settings.ini

@@ -4552,6 +4552,17 @@ def     = false
 str     = STR_CONFIG_SETTING_INSTANT_TILE_TOOLTIP
 strhelp = STR_CONFIG_SETTING_INSTANT_TILE_TOOLTIP_HELPTEXT
 
+[SDTC_VAR]
+var      = gui.town_name_tooltip_mode
+type     = SLE_UINT8
+flags    = SF_NOT_IN_SAVE | SF_NO_NETWORK_SYNC | SF_GUI_DROPDOWN
+def      = 1
+min      = 0
+max      = 2
+str      = STR_CONFIG_SETTING_TOWN_NAME_TOOLTIP_MODE
+strhelp  = STR_CONFIG_SETTING_TOWN_NAME_TOOLTIP_MODE_HELPTEXT
+strval   = STR_CONFIG_SETTING_TOWN_NAME_TOOLTIP_MODE_OFF
+
 [SDTC_VAR]
 var      = gui.station_rating_tooltip_mode
 type     = SLE_UINT8

src/viewport_gui.cpp

@@ -219,6 +219,20 @@ void ShowExtraViewportWindowForTileUnderCursor()
 	ShowExtraViewportWindow(pt.x != -1 ? TileVirtXY(pt.x, pt.y) : INVALID_TILE);
 }
 
+enum TownNameTooltipMode : uint8 {
+	TNTM_OFF,
+	TNTM_ON_IF_HIDDEN,
+	TNTM_ALWAYS_ON
+};
+
+void ShowTownNameTooltip(Window *w, const TileIndex tile)
+{
+	if (_settings_client.gui.town_name_tooltip_mode == TNTM_OFF) return;
+	if (HasBit(_display_opt, DO_SHOW_TOWN_NAMES) && _settings_client.gui.town_name_tooltip_mode == TNTM_ON_IF_HIDDEN) return; // No need for a town name tooltip when it is already displayed
+	SetDParam(0, GetTownIndex(tile));
+	GuiShowTooltips(w, STR_TOWN_NAME_TOOLTIP, 0, nullptr, TCC_HOVER_VIEWPORT);
+}
+
 void ShowTooltipForTile(Window *w, const TileIndex tile)
 {
 	switch (GetTileType(tile)) {
@@ -226,9 +240,7 @@ void ShowTooltipForTile(Window *w, const TileIndex tile)
 			if (IsRoadDepot(tile)) return;
 			/* FALL THROUGH */
 		case MP_HOUSE: {
-			if (HasBit(_display_opt, DO_SHOW_TOWN_NAMES)) return; // No need for a town name tooltip when it is already displayed
-			SetDParam(0, GetTownIndex(tile));
-			GuiShowTooltips(w, STR_TOWN_NAME_TOOLTIP, 0, nullptr, TCC_HOVER_VIEWPORT);
+			ShowTownNameTooltip(w, tile);
 			break;
 		}
 		case MP_INDUSTRY: {