(svn r7128) -Codechange: Replace magic numbers by magic enums (windowdesc positioning WDP_AUTO = -1)

24 files changed, 112 insertions, 112 deletions

diff --git a/aircraft_gui.c b/aircraft_gui.c
index c4dd72244..7d5d1ae81 100644
--- a/aircraft_gui.c
+++ b/aircraft_gui.c
@@ -167,7 +167,7 @@ static const Widget _aircraft_details_widgets[] = {
 };
 
 static const WindowDesc _aircraft_details_desc = {
-	-1, -1, 390, 114,
+	WDP_AUTO, WDP_AUTO, 390, 114,
 	WC_VEHICLE_DETAILS, WC_VEHICLE_VIEW,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_aircraft_details_widgets,
@@ -331,7 +331,7 @@ static void AircraftViewWndProc(Window *w, WindowEvent *e)
 
 
 static const WindowDesc _aircraft_view_desc = {
-	-1,-1, 250, 116,
+	WDP_AUTO, WDP_AUTO, 250, 116,
 	WC_VEHICLE_VIEW ,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_aircraft_view_widgets,
diff --git a/airport_gui.c b/airport_gui.c
index 0104cc645..73bd77868 100644
--- a/airport_gui.c
+++ b/airport_gui.c
@@ -124,8 +124,8 @@ static const Widget _air_toolbar_widgets[] = {
 
 
 static const WindowDesc _air_toolbar_desc = {
-	640-86, 22, 86, 36,
-	WC_BUILD_TOOLBAR,0,
+	0, 22, 86, 36,
+	WC_BUILD_TOOLBAR, 0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
 	_air_toolbar_widgets,
 	BuildAirToolbWndProc
@@ -262,8 +262,8 @@ static const Widget _build_airport_picker_widgets[] = {
 };
 
 static const WindowDesc _build_airport_desc = {
-	-1, -1, 148, 240,
-	WC_BUILD_STATION,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 148, 240,
+	WC_BUILD_STATION, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_airport_picker_widgets,
 	BuildAirportPickerWndProc
diff --git a/bridge_gui.c b/bridge_gui.c
index c3a808820..f426da18e 100644
--- a/bridge_gui.c
+++ b/bridge_gui.c
@@ -87,8 +87,8 @@ static const Widget _build_bridge_widgets[] = {
 };
 
 static const WindowDesc _build_bridge_desc = {
-	-1, -1, 200, 102,
-	WC_BUILD_BRIDGE,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 200, 102,
+	WC_BUILD_BRIDGE, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_bridge_widgets,
 	BuildBridgeWndProc
@@ -104,8 +104,8 @@ static const Widget _build_road_bridge_widgets[] = {
 };
 
 static const WindowDesc _build_road_bridge_desc = {
-	-1, -1, 200, 102,
-	WC_BUILD_BRIDGE,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 200, 102,
+	WC_BUILD_BRIDGE, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_road_bridge_widgets,
 	BuildBridgeWndProc
diff --git a/build_vehicle_gui.c b/build_vehicle_gui.c
index 11caed6e3..cd8817920 100644
--- a/build_vehicle_gui.c
+++ b/build_vehicle_gui.c
@@ -540,7 +540,7 @@ static void NewAircraftWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _build_vehicle_desc = {
-	-1, -1, 240, 238,
+	WDP_AUTO, WDP_AUTO, 240, 238,
 	WC_BUILD_VEHICLE,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
 	_build_vehicle_widgets,
diff --git a/depot_gui.c b/depot_gui.c
index 946f4cecf..3117922a9 100644
--- a/depot_gui.c
+++ b/depot_gui.c
@@ -110,7 +110,7 @@ static const Widget _depot_widgets[] = {
 static void DepotWndProc(Window *w, WindowEvent *e);
 
 static const WindowDesc _train_depot_desc = {
-	-1, -1, 361, 122,
+	WDP_AUTO, WDP_AUTO, 361, 122,
 	WC_VEHICLE_DEPOT,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_depot_widgets,
@@ -118,7 +118,7 @@ static const WindowDesc _train_depot_desc = {
 };
 
 static const WindowDesc _road_depot_desc = {
-	-1, -1, 315, 96,
+	WDP_AUTO, WDP_AUTO, 315, 96,
 	WC_VEHICLE_DEPOT,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_depot_widgets,
@@ -126,7 +126,7 @@ static const WindowDesc _road_depot_desc = {
 };
 
 static const WindowDesc _ship_depot_desc = {
-	-1, -1, 305, 98,
+	WDP_AUTO, WDP_AUTO, 305, 98,
 	WC_VEHICLE_DEPOT,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_depot_widgets,
@@ -134,7 +134,7 @@ static const WindowDesc _ship_depot_desc = {
 };
 
 static const WindowDesc _aircraft_depot_desc = {
-	-1, -1, 331, 98,
+	WDP_AUTO, WDP_AUTO, 331, 98,
 	WC_VEHICLE_DEPOT,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_depot_widgets,
diff --git a/dock_gui.c b/dock_gui.c
index a58fe29fa..97a1a9d4d 100644
--- a/dock_gui.c
+++ b/dock_gui.c
@@ -205,8 +205,8 @@ static const Widget _build_docks_toolb_widgets[] = {
 };
 
 static const WindowDesc _build_docks_toolbar_desc = {
-	640-158, 22, 158, 36,
-	WC_BUILD_TOOLBAR,0,
+	0, 22, 158, 36,
+	WC_BUILD_TOOLBAR, 0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
 	_build_docks_toolb_widgets,
 	BuildDocksToolbWndProc
@@ -279,8 +279,8 @@ static const Widget _build_dock_station_widgets[] = {
 };
 
 static const WindowDesc _build_dock_station_desc = {
-	-1, -1, 148, 75,
-	WC_BUILD_STATION,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 148, 75,
+	WC_BUILD_STATION, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_dock_station_widgets,
 	BuildDockStationWndProc
@@ -348,8 +348,8 @@ static const Widget _build_docks_depot_widgets[] = {
 };
 
 static const WindowDesc _build_docks_depot_desc = {
-	-1, -1, 204, 86,
-	WC_BUILD_DEPOT,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 204, 86,
+	WC_BUILD_DEPOT, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_docks_depot_widgets,
 	BuildDocksDepotWndProc
diff --git a/graph_gui.c b/graph_gui.c
index aab8959cc..fde5f50bc 100644
--- a/graph_gui.c
+++ b/graph_gui.c
@@ -283,7 +283,7 @@ static const Widget _graph_legend_widgets[] = {
 };
 
 static const WindowDesc _graph_legend_desc = {
-	-1, -1, 250, 114,
+	WDP_AUTO, WDP_AUTO, 250, 114,
 	WC_GRAPH_LEGEND,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_graph_legend_widgets,
@@ -384,7 +384,7 @@ static const Widget _operating_profit_widgets[] = {
 };
 
 static const WindowDesc _operating_profit_desc = {
-	-1, -1, 576, 174,
+	WDP_AUTO, WDP_AUTO, 576, 174,
 	WC_OPERATING_PROFIT,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_operating_profit_widgets,
@@ -459,7 +459,7 @@ static const Widget _income_graph_widgets[] = {
 };
 
 static const WindowDesc _income_graph_desc = {
-	-1, -1, 576, 142,
+	WDP_AUTO, WDP_AUTO, 576, 142,
 	WC_INCOME_GRAPH,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_income_graph_widgets,
@@ -532,7 +532,7 @@ static const Widget _delivered_cargo_graph_widgets[] = {
 };
 
 static const WindowDesc _delivered_cargo_graph_desc = {
-	-1, -1, 576, 142,
+	WDP_AUTO, WDP_AUTO, 576, 142,
 	WC_DELIVERED_CARGO,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_delivered_cargo_graph_widgets,
@@ -608,7 +608,7 @@ static const Widget _performance_history_widgets[] = {
 };
 
 static const WindowDesc _performance_history_desc = {
-	-1, -1, 576, 238,
+	WDP_AUTO, WDP_AUTO, 576, 238,
 	WC_PERFORMANCE_HISTORY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_performance_history_widgets,
@@ -681,7 +681,7 @@ static const Widget _company_value_graph_widgets[] = {
 };
 
 static const WindowDesc _company_value_graph_desc = {
-	-1, -1, 576, 238,
+	WDP_AUTO, WDP_AUTO, 576, 238,
 	WC_COMPANY_VALUE,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_company_value_graph_widgets,
@@ -796,7 +796,7 @@ static const Widget _cargo_payment_rates_widgets[] = {
 };
 
 static const WindowDesc _cargo_payment_rates_desc = {
-	-1, -1, 568, 142,
+	WDP_AUTO, WDP_AUTO, 568, 142,
 	WC_PAYMENT_RATES,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_cargo_payment_rates_widgets,
@@ -888,7 +888,7 @@ static const Widget _company_league_widgets[] = {
 };
 
 static const WindowDesc _company_league_desc = {
-	-1, -1, 400, 97,
+	WDP_AUTO, WDP_AUTO, 400, 97,
 	WC_COMPANY_LEAGUE,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
 	_company_league_widgets,
@@ -1110,7 +1110,7 @@ static const Widget _performance_rating_detail_widgets[] = {
 };
 
 static const WindowDesc _performance_rating_detail_desc = {
-	-1, -1, 299, 228,
+	WDP_AUTO, WDP_AUTO, 299, 228,
 	WC_PERFORMANCE_DETAIL,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_performance_rating_detail_widgets,
@@ -1239,7 +1239,7 @@ static const Widget _sign_list_widget[] = {
 };
 
 static const WindowDesc _sign_list_desc = {
-	-1, -1, 358, 138,
+	WDP_AUTO, WDP_AUTO, 358, 138,
 	WC_SIGN_LIST,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_sign_list_widget,
diff --git a/industry_gui.c b/industry_gui.c
index 9a650e6ae..445422a4a 100644
--- a/industry_gui.c
+++ b/industry_gui.c
@@ -188,7 +188,7 @@ static const Widget _build_industry_land3_widgets_extra[] = {
 
 
 static const WindowDesc _build_industry_land0_desc = {
-	-1, -1, 170, 116,
+	WDP_AUTO, WDP_AUTO, 170, 116,
 	WC_BUILD_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_industry_land0_widgets,
@@ -196,7 +196,7 @@ static const WindowDesc _build_industry_land0_desc = {
 };
 
 static const WindowDesc _build_industry_land1_desc = {
-	-1, -1, 170, 116,
+	WDP_AUTO, WDP_AUTO, 170, 116,
 	WC_BUILD_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_industry_land1_widgets,
@@ -204,7 +204,7 @@ static const WindowDesc _build_industry_land1_desc = {
 };
 
 static const WindowDesc _build_industry_land2_desc = {
-	-1, -1, 170, 116,
+	WDP_AUTO, WDP_AUTO, 170, 116,
 	WC_BUILD_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_industry_land2_widgets,
@@ -212,7 +212,7 @@ static const WindowDesc _build_industry_land2_desc = {
 };
 
 static const WindowDesc _build_industry_land3_desc = {
-	-1, -1, 170, 116,
+	WDP_AUTO, WDP_AUTO, 170, 116,
 	WC_BUILD_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_industry_land3_widgets,
@@ -220,7 +220,7 @@ static const WindowDesc _build_industry_land3_desc = {
 };
 
 static const WindowDesc _build_industry_land0_desc_extra = {
-	-1, -1, 170, 188,
+	WDP_AUTO, WDP_AUTO, 170, 188,
 	WC_BUILD_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_industry_land0_widgets_extra,
@@ -228,7 +228,7 @@ static const WindowDesc _build_industry_land0_desc_extra = {
 };
 
 static const WindowDesc _build_industry_land1_desc_extra = {
-	-1, -1, 170, 175,
+	WDP_AUTO, WDP_AUTO, 170, 175,
 	WC_BUILD_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_industry_land1_widgets_extra,
@@ -236,7 +236,7 @@ static const WindowDesc _build_industry_land1_desc_extra = {
 };
 
 static const WindowDesc _build_industry_land2_desc_extra = {
-	-1, -1, 170, 201,
+	WDP_AUTO, WDP_AUTO, 170, 201,
 	WC_BUILD_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_industry_land2_widgets_extra,
@@ -244,7 +244,7 @@ static const WindowDesc _build_industry_land2_desc_extra = {
 };
 
 static const WindowDesc _build_industry_land3_desc_extra = {
-	-1, -1, 170, 188,
+	WDP_AUTO, WDP_AUTO, 170, 188,
 	WC_BUILD_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_industry_land3_widgets_extra,
@@ -434,7 +434,7 @@ static const Widget _industry_view_widgets[] = {
 };
 
 static const WindowDesc _industry_view_desc = {
-	-1, -1, 260, 160,
+	WDP_AUTO, WDP_AUTO, 260, 160,
 	WC_INDUSTRY_VIEW,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON,
 	_industry_view_widgets,
@@ -676,7 +676,7 @@ static void IndustryDirectoryWndProc(Window *w, WindowEvent *e)
 
 /* Industry List */
 static const WindowDesc _industry_directory_desc = {
-	-1, -1, 508, 190,
+	WDP_AUTO, WDP_AUTO, 508, 190,
 	WC_INDUSTRY_DIRECTORY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_industry_directory_widgets,
diff --git a/main_gui.c b/main_gui.c
index 3815c37a6..ebcd4d03b 100644
--- a/main_gui.c
+++ b/main_gui.c
@@ -1331,7 +1331,7 @@ static void ScenEditLandGenWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _scen_edit_land_gen_desc = {
-	-1,-1, 182, 96,
+	WDP_AUTO, WDP_AUTO, 182, 96,
 	WC_SCEN_LAND_GEN,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
 	_scen_edit_land_gen_widgets,
@@ -1447,7 +1447,7 @@ static void ScenEditTownGenWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _scen_edit_town_gen_desc = {
-	-1,-1, 160, 82,
+	WDP_AUTO, WDP_AUTO, 160, 82,
 	WC_SCEN_TOWN_GEN,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
 	_scen_edit_town_gen_widgets,
@@ -1659,7 +1659,7 @@ static void ScenEditIndustryWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _scenedit_industry_normal_desc = {
-	-1,-1, 170, 225,
+	WDP_AUTO, WDP_AUTO, 170, 225,
 	WC_SCEN_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_scenedit_industry_normal_widgets,
@@ -1667,7 +1667,7 @@ static const WindowDesc _scenedit_industry_normal_desc = {
 };
 
 static const WindowDesc _scenedit_industry_hilly_desc = {
-	-1,-1, 170, 225,
+	WDP_AUTO, WDP_AUTO, 170, 225,
 	WC_SCEN_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_scenedit_industry_hilly_widgets,
@@ -1675,7 +1675,7 @@ static const WindowDesc _scenedit_industry_hilly_desc = {
 };
 
 static const WindowDesc _scenedit_industry_desert_desc = {
-	-1,-1, 170, 225,
+	WDP_AUTO, WDP_AUTO, 170, 225,
 	WC_SCEN_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_scenedit_industry_desert_widgets,
@@ -1683,7 +1683,7 @@ static const WindowDesc _scenedit_industry_desert_desc = {
 };
 
 static const WindowDesc _scenedit_industry_candy_desc = {
-	-1,-1, 170, 225,
+	WDP_AUTO, WDP_AUTO, 170, 225,
 	WC_SCEN_INDUSTRY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_scenedit_industry_candy_widgets,
diff --git a/misc_gui.c b/misc_gui.c
index 1347eede7..030106d66 100644
--- a/misc_gui.c
+++ b/misc_gui.c
@@ -133,7 +133,7 @@ static const Widget _land_info_widgets[] = {
 };
 
 static const WindowDesc _land_info_desc = {
-	-1, -1, 280, 93,
+	WDP_AUTO, WDP_AUTO, 280, 93,
 	WC_LAND_INFO,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_land_info_widgets,
@@ -440,7 +440,7 @@ static const Widget _build_trees_scen_widgets[] = {
 };
 
 static const WindowDesc _build_trees_scen_desc = {
-	-1, -1, 143, 184,
+	WDP_AUTO, WDP_AUTO, 143, 184,
 	WC_BUILD_TREES,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_trees_scen_widgets,
diff --git a/network_gui.c b/network_gui.c
index f3615f01c..2e60fcac5 100644
--- a/network_gui.c
+++ b/network_gui.c
@@ -1028,7 +1028,7 @@ static const Widget _client_list_popup_widgets[] = {
 };
 
 static WindowDesc _client_list_desc = {
-	-1, -1, 250, 1,
+	WDP_AUTO, WDP_AUTO, 250, 1,
 	WC_CLIENT_LIST,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_client_list_widgets,
diff --git a/order_gui.c b/order_gui.c
index d9dbc6203..cc2bbe966 100644
--- a/order_gui.c
+++ b/order_gui.c
@@ -583,7 +583,7 @@ static const Widget _orders_train_widgets[] = {
 };
 
 static const WindowDesc _orders_train_desc = {
-	-1,-1, 399, 88,
+	WDP_AUTO, WDP_AUTO, 399, 88,
 	WC_VEHICLE_ORDERS,WC_VEHICLE_VIEW,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_RESIZABLE,
 	_orders_train_widgets,
@@ -610,7 +610,7 @@ static const Widget _orders_widgets[] = {
 };
 
 static const WindowDesc _orders_desc = {
-	-1,-1, 410, 88,
+	WDP_AUTO, WDP_AUTO, 410, 88,
 	WC_VEHICLE_ORDERS,WC_VEHICLE_VIEW,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_RESIZABLE,
 	_orders_widgets,
@@ -634,7 +634,7 @@ static const Widget _other_orders_widgets[] = {
 };
 
 static const WindowDesc _other_orders_desc = {
-	-1,-1, 332, 88,
+	WDP_AUTO, WDP_AUTO, 332, 88,
 	WC_VEHICLE_ORDERS,WC_VEHICLE_VIEW,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
 	_other_orders_widgets,
diff --git a/player_gui.c b/player_gui.c
index 798c805bb..a1366c12a 100644
--- a/player_gui.c
+++ b/player_gui.c
@@ -188,7 +188,7 @@ static void PlayerFinancesWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _player_finances_desc = {
-	-1,-1, 407, 216,
+	WDP_AUTO, WDP_AUTO, 407, 216,
 	WC_FINANCES,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON,
 	_player_finances_widgets,
@@ -196,7 +196,7 @@ static const WindowDesc _player_finances_desc = {
 };
 
 static const WindowDesc _player_finances_small_desc = {
-	-1,-1, 280, 60,
+	WDP_AUTO, WDP_AUTO, 280, 60,
 	WC_FINANCES,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON,
 	_player_finances_small_widgets,
@@ -204,7 +204,7 @@ static const WindowDesc _player_finances_small_desc = {
 };
 
 static const WindowDesc _other_player_finances_desc = {
-	-1,-1, 407, 204,
+	WDP_AUTO, WDP_AUTO, 407, 204,
 	WC_FINANCES,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON,
 	_other_player_finances_widgets,
@@ -212,7 +212,7 @@ static const WindowDesc _other_player_finances_desc = {
 };
 
 static const WindowDesc _other_player_finances_small_desc = {
-	-1,-1, 280, 48,
+	WDP_AUTO, WDP_AUTO, 280, 48,
 	WC_FINANCES,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON,
 	_other_player_finances_small_widgets,
@@ -470,7 +470,7 @@ static const Widget _select_player_livery_2cc_widgets[] = {
 };
 
 static const WindowDesc _select_player_livery_2cc_desc = {
-	-1,-1, 400, 49 + 1 * 14,
+	WDP_AUTO, WDP_AUTO, 400, 49 + 1 * 14,
 	WC_PLAYER_COLOR, 0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_select_player_livery_2cc_widgets,
@@ -497,7 +497,7 @@ static const Widget _select_player_livery_widgets[] = {
 };
 
 static const WindowDesc _select_player_livery_desc = {
-	-1, -1, 275, 49 + 1 * 14,
+	WDP_AUTO, WDP_AUTO, 275, 49 + 1 * 14,
 	WC_PLAYER_COLOR, 0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_select_player_livery_widgets,
@@ -551,7 +551,7 @@ static const Widget _select_player_face_widgets[] = {
 };
 
 static const WindowDesc _select_player_face_desc = {
-	-1,-1, 190, 149,
+	WDP_AUTO, WDP_AUTO, 190, 149,
 	WC_PLAYER_FACE,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_select_player_face_widgets,
@@ -867,7 +867,7 @@ static void PlayerCompanyWndProc(Window *w, WindowEvent *e)
 
 
 static const WindowDesc _player_company_desc = {
-	-1, -1, 360, 170,
+	WDP_AUTO, WDP_AUTO, 360, 170,
 	WC_COMPANY, 0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_player_company_widgets,
@@ -928,7 +928,7 @@ static const Widget _buy_company_widgets[] = {
 };
 
 static const WindowDesc _buy_company_desc = {
-	153,171, 334, 137,
+	153, 171, 334, 137,
 	WC_BUY_COMPANY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_buy_company_widgets,
diff --git a/rail_gui.c b/rail_gui.c
index 98a8e20f8..548ad88b4 100644
--- a/rail_gui.c
+++ b/rail_gui.c
@@ -544,8 +544,8 @@ static const Widget _build_rail_widgets[] = {
 };
 
 static const WindowDesc _build_rail_desc = {
-	640-372, 22, 372, 36,
-	WC_BUILD_TOOLBAR,0,
+	0, 22, 372, 36,
+	WC_BUILD_TOOLBAR, 0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
 	_build_rail_widgets,
 	BuildRailToolbWndProc
@@ -953,16 +953,16 @@ static const Widget _newstation_builder_widgets[] = {
 };
 
 static const WindowDesc _station_builder_desc = {
-	-1, -1, 148, 200,
-	WC_BUILD_STATION,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 148, 200,
+	WC_BUILD_STATION, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_station_builder_widgets,
 	StationBuildWndProc
 };
 
 static const WindowDesc _newstation_builder_desc = {
-	-1, -1, 148, 290,
-	WC_BUILD_STATION,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 148, 290,
+	WC_BUILD_STATION, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_newstation_builder_widgets,
 	StationBuildWndProc
@@ -1040,8 +1040,8 @@ static const Widget _build_depot_widgets[] = {
 };
 
 static const WindowDesc _build_depot_desc = {
-	-1,-1, 140, 122,
-	WC_BUILD_DEPOT,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 140, 122,
+	WC_BUILD_DEPOT, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_depot_widgets,
 	BuildTrainDepotWndProc
@@ -1126,8 +1126,8 @@ static const Widget _build_waypoint_widgets[] = {
 };
 
 static const WindowDesc _build_waypoint_desc = {
-	-1,-1, 344, 92,
-	WC_BUILD_DEPOT,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 344, 92,
+	WC_BUILD_DEPOT, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_waypoint_widgets,
 	BuildWaypointWndProc
diff --git a/road_gui.c b/road_gui.c
index e8dcda448..9f6e1fb24 100644
--- a/road_gui.c
+++ b/road_gui.c
@@ -309,8 +309,8 @@ static const Widget _build_road_widgets[] = {
 };
 
 static const WindowDesc _build_road_desc = {
-	640-240, 22, 240, 36,
-	WC_BUILD_TOOLBAR,0,
+	0, 22, 240, 36,
+	WC_BUILD_TOOLBAR, 0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
 	_build_road_widgets,
 	BuildRoadToolbWndProc
@@ -344,7 +344,7 @@ static const Widget _build_road_scen_widgets[] = {
 };
 
 static const WindowDesc _build_road_scen_desc = {
-	-1, -1, 174, 36,
+	WDP_AUTO, WDP_AUTO, 174, 36,
 	WC_SCEN_BUILD_ROAD,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
 	_build_road_scen_widgets,
@@ -404,8 +404,8 @@ static const Widget _build_road_depot_widgets[] = {
 };
 
 static const WindowDesc _build_road_depot_desc = {
-	-1,-1, 140, 122,
-	WC_BUILD_DEPOT,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 140, 122,
+	WC_BUILD_DEPOT, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_build_road_depot_widgets,
 	BuildRoadDepotWndProc
@@ -500,8 +500,8 @@ static const Widget _bus_station_picker_widgets[] = {
 };
 
 static const WindowDesc _bus_station_picker_desc = {
-	-1,-1, 140, 177,
-	WC_BUS_STATION,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 140, 177,
+	WC_BUS_STATION, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_bus_station_picker_widgets,
 	RoadStationPickerWndProc
@@ -527,8 +527,8 @@ static const Widget _truck_station_picker_widgets[] = {
 };
 
 static const WindowDesc _truck_station_picker_desc = {
-	-1,-1, 140, 177,
-	WC_TRUCK_STATION,WC_BUILD_TOOLBAR,
+	WDP_AUTO, WDP_AUTO, 140, 177,
+	WC_TRUCK_STATION, WC_BUILD_TOOLBAR,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
 	_truck_station_picker_widgets,
 	RoadStationPickerWndProc
diff --git a/roadveh_gui.c b/roadveh_gui.c
index 9516c989f..f787a82bf 100644
--- a/roadveh_gui.c
+++ b/roadveh_gui.c
@@ -205,7 +205,7 @@ static const Widget _roadveh_details_widgets[] = {
 };
 
 static const WindowDesc _roadveh_details_desc = {
-	-1,-1, 380, 101,
+	WDP_AUTO, WDP_AUTO, 380, 101,
 	WC_VEHICLE_DETAILS,WC_VEHICLE_VIEW,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_roadveh_details_widgets,
@@ -378,7 +378,7 @@ static const Widget _roadveh_view_widgets[] = {
 };
 
 static const WindowDesc _roadveh_view_desc = {
-	-1,-1, 250, 116,
+	WDP_AUTO, WDP_AUTO, 250, 116,
 	WC_VEHICLE_VIEW,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_roadveh_view_widgets,
@@ -520,7 +520,7 @@ static const Widget _new_road_veh_widgets[] = {
 };
 
 static const WindowDesc _new_road_veh_desc = {
-	-1, -1, 248, 230,
+	WDP_AUTO, WDP_AUTO, 248, 230,
 	WC_BUILD_VEHICLE,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
 	_new_road_veh_widgets,
diff --git a/ship_gui.c b/ship_gui.c
index bf742c5e8..a65270be7 100644
--- a/ship_gui.c
+++ b/ship_gui.c
@@ -203,7 +203,7 @@ static const Widget _ship_details_widgets[] = {
 };
 
 static const WindowDesc _ship_details_desc = {
-	-1,-1, 405, 101,
+	WDP_AUTO, WDP_AUTO, 405, 101,
 	WC_VEHICLE_DETAILS,WC_VEHICLE_VIEW,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_ship_details_widgets,
@@ -345,7 +345,7 @@ static const Widget _new_ship_widgets[] = {
 };
 
 static const WindowDesc _new_ship_desc = {
-	-1, -1, 255, 214,
+	WDP_AUTO, WDP_AUTO, 255, 214,
 	WC_BUILD_VEHICLE,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
 	_new_ship_widgets,
@@ -515,7 +515,7 @@ static const Widget _ship_view_widgets[] = {
 };
 
 static const WindowDesc _ship_view_desc = {
-	-1,-1, 250, 116,
+	WDP_AUTO, WDP_AUTO, 250, 116,
 	WC_VEHICLE_VIEW,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_ship_view_widgets,
diff --git a/smallmap_gui.c b/smallmap_gui.c
index fcb80a67b..e955e5d0f 100644
--- a/smallmap_gui.c
+++ b/smallmap_gui.c
@@ -968,7 +968,7 @@ static void SmallMapWindowProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _smallmap_desc = {
-	-1,-1, 446, 314,
+	WDP_AUTO, WDP_AUTO, 446, 314,
 	WC_SMALLMAP,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_smallmap_widgets,
@@ -1081,7 +1081,7 @@ static void ExtraViewPortWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _extra_view_port_desc = {
-	-1,-1, 300, 268,
+	WDP_AUTO, WDP_AUTO, 300, 268,
 	WC_EXTRA_VIEW_PORT,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_extra_view_port_widgets,
diff --git a/station_gui.c b/station_gui.c
index 0ed5367b1..fbc8882b5 100644
--- a/station_gui.c
+++ b/station_gui.c
@@ -494,7 +494,7 @@ static const Widget _player_stations_widgets[] = {
 };
 
 static const WindowDesc _player_stations_desc = {
-	-1, -1, 358, 162,
+	WDP_AUTO, WDP_AUTO, 358, 162,
 	WC_STATION_LIST,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_player_stations_widgets,
@@ -763,7 +763,7 @@ static void StationViewWndProc(Window *w, WindowEvent *e)
 
 
 static const WindowDesc _station_view_desc = {
-	-1, -1, 249, 110,
+	WDP_AUTO, WDP_AUTO, 249, 110,
 	WC_STATION_VIEW,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON,
 	_station_view_widgets,
diff --git a/subsidy_gui.c b/subsidy_gui.c
index 80bc2843f..a1b40ad90 100644
--- a/subsidy_gui.c
+++ b/subsidy_gui.c
@@ -162,7 +162,7 @@ static const Widget _subsidies_list_widgets[] = {
 };
 
 static const WindowDesc _subsidies_list_desc = {
-	-1, -1, 630, 127,
+	WDP_AUTO, WDP_AUTO, 630, 127,
 	WC_SUBSIDIES_LIST,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
 	_subsidies_list_widgets,
diff --git a/terraform_gui.c b/terraform_gui.c
index 35549421f..0d6c9ccd6 100644
--- a/terraform_gui.c
+++ b/terraform_gui.c
@@ -266,7 +266,7 @@ static const Widget _terraform_widgets[] = {
 
 static const WindowDesc _terraform_desc = {
 	640-157, 22+36, 158, 36,
-	WC_SCEN_LAND_GEN,0,
+	WC_SCEN_LAND_GEN, 0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
 	_terraform_widgets,
 	TerraformToolbWndProc
diff --git a/town_gui.c b/town_gui.c
index af0a92274..03f87edad 100644
--- a/town_gui.c
+++ b/town_gui.c
@@ -210,7 +210,7 @@ static void TownAuthorityWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _town_authority_desc = {
-	-1, -1, 317, 222,
+	WDP_AUTO, WDP_AUTO, 317, 222,
 	WC_TOWN_AUTHORITY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
 	_town_authority_widgets,
@@ -304,7 +304,7 @@ static const Widget _town_view_widgets[] = {
 };
 
 static const WindowDesc _town_view_desc = {
-	-1, -1, 260, 150,
+	WDP_AUTO, WDP_AUTO, 260, 150,
 	WC_TOWN_VIEW,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON,
 	_town_view_widgets,
@@ -327,7 +327,7 @@ static const Widget _town_view_scen_widgets[] = {
 };
 
 static const WindowDesc _town_view_scen_desc = {
-	-1, -1, 260, 150,
+	WDP_AUTO, WDP_AUTO, 260, 150,
 	WC_TOWN_VIEW,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON,
 	_town_view_scen_widgets,
@@ -505,7 +505,7 @@ static void TownDirectoryWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _town_directory_desc = {
-	-1, -1, 208, 202,
+	WDP_AUTO, WDP_AUTO, 208, 202,
 	WC_TOWN_DIRECTORY,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_town_directory_widgets,
diff --git a/train_gui.c b/train_gui.c
index 5b06fee2d..323dd7bed 100644
--- a/train_gui.c
+++ b/train_gui.c
@@ -649,7 +649,7 @@ static void NewRailVehicleWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _new_rail_vehicle_desc = {
-	-1, -1, 228, 264,
+	WDP_AUTO, WDP_AUTO, 228, 264,
 	WC_BUILD_VEHICLE,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
 	_new_rail_vehicle_widgets,
@@ -923,7 +923,7 @@ static void TrainViewWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _train_view_desc = {
-	-1,-1, 250, 134,
+	WDP_AUTO, WDP_AUTO, 250, 134,
 	WC_VEHICLE_VIEW,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_train_view_widgets,
@@ -1200,7 +1200,7 @@ static const Widget _train_details_widgets[] = {
 
 
 static const WindowDesc _train_details_desc = {
-	-1,-1, 370, 164,
+	WDP_AUTO, WDP_AUTO, 370, 164,
 	WC_VEHICLE_DETAILS,WC_VEHICLE_VIEW,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
 	_train_details_widgets,
diff --git a/vehicle_gui.c b/vehicle_gui.c
index 2eaad2ee0..0416e7121 100644
--- a/vehicle_gui.c
+++ b/vehicle_gui.c
@@ -426,7 +426,7 @@ static const Widget _vehicle_refit_widgets[] = {
 };
 
 static const WindowDesc _vehicle_refit_desc = {
-	-1,-1, 240, 174,
+	WDP_AUTO, WDP_AUTO, 240, 174,
 	WC_VEHICLE_REFIT,WC_VEHICLE_VIEW,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,
 	_vehicle_refit_widgets,
@@ -1278,7 +1278,7 @@ static const Widget _replace_ship_aircraft_vehicle_widgets[] = {
 };
 
 static const WindowDesc _replace_rail_vehicle_desc = {
-	-1, -1, 456, 252,
+	WDP_AUTO, WDP_AUTO, 456, 252,
 	WC_REPLACE_VEHICLE,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_replace_rail_vehicle_widgets,
@@ -1286,7 +1286,7 @@ static const WindowDesc _replace_rail_vehicle_desc = {
 };
 
 static const WindowDesc _replace_road_vehicle_desc = {
-	-1, -1, 456, 230,
+	WDP_AUTO, WDP_AUTO, 456, 230,
 	WC_REPLACE_VEHICLE,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_replace_road_vehicle_widgets,
@@ -1294,7 +1294,7 @@ static const WindowDesc _replace_road_vehicle_desc = {
 };
 
 static const WindowDesc _replace_ship_aircraft_vehicle_desc = {
-	-1, -1, 456, 214,
+	WDP_AUTO, WDP_AUTO, 456, 214,
 	WC_REPLACE_VEHICLE,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_replace_ship_aircraft_vehicle_widgets,
@@ -1822,15 +1822,15 @@ void PlayerVehWndProc(Window *w, WindowEvent *e)
 }
 
 static const WindowDesc _player_vehicle_list_train_desc = {
-	-1, -1, 325, 220,
-    WC_TRAINS_LIST,0,
-    WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
-    _vehicle_list_widgets,
-    PlayerVehWndProc
+	WDP_AUTO, WDP_AUTO, 325, 220,
+	WC_TRAINS_LIST, 0,
+	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
+	_vehicle_list_widgets,
+	PlayerVehWndProc
 };
 
 static const WindowDesc _player_vehicle_list_road_veh_desc = {
-	-1, -1, 260, 220,
+	WDP_AUTO, WDP_AUTO, 260, 220,
 	WC_ROADVEH_LIST,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_vehicle_list_widgets,
@@ -1838,7 +1838,7 @@ static const WindowDesc _player_vehicle_list_road_veh_desc = {
 };
 
 static const WindowDesc _player_vehicle_list_ship_desc = {
-	-1, -1, 260, 182,
+	WDP_AUTO, WDP_AUTO, 260, 182,
 	WC_SHIPS_LIST,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_vehicle_list_widgets,
@@ -1846,7 +1846,7 @@ static const WindowDesc _player_vehicle_list_ship_desc = {
 };
 
 static const WindowDesc _player_vehicle_list_aircraft_desc = {
-	-1, -1, 260, 182,
+	WDP_AUTO, WDP_AUTO, 260, 182,
 	WC_AIRCRAFT_LIST,0,
 	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
 	_vehicle_list_widgets,