(svn r18450) -Fix [FS#3363]: initial size of the vehicle detail windows would occasionally be too small (although it could be resized)

src/vehicle_gui.cpp

@@ -1353,9 +1353,25 @@ struct VehicleDetailsWindow : Window {
 	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
 	{
 		switch (widget) {
-			case VLD_WIDGET_TOP_DETAILS:
+			case VLD_WIDGET_TOP_DETAILS: {
+				Dimension dim = { 0, 0 };
 				size->height = WD_FRAMERECT_TOP + 4 * FONT_HEIGHT_NORMAL + WD_FRAMERECT_BOTTOM;
-				break;
+
+				for (uint i = 0; i < 4; i++) SetDParam(i, INT16_MAX);
+				static const StringID info_strings[] = {
+					STR_VEHICLE_INFO_MAX_SPEED,
+					STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED,
+					STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE,
+					STR_VEHICLE_INFO_PROFIT_THIS_YEAR_LAST_YEAR,
+					STR_VEHICLE_INFO_RELIABILITY_BREAKDOWNS
+				};
+				for (uint i = 0; i < lengthof(info_strings); i++) {
+					dim = maxdim(dim, GetStringBoundingBox(info_strings[i]));
+				}
+				SetDParam(0, STR_VEHICLE_INFO_AGE);
+				dim = maxdim(dim, GetStringBoundingBox(STR_VEHICLE_INFO_AGE_RUNNING_COST_YR));
+				size->width = dim.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
+			} break;
 
 			case VLD_WIDGET_MIDDLE_DETAILS: {
 				const Vehicle *v = Vehicle::Get(this->window_number);