src/genworld_gui.cpp
branchNewGRF_ports
changeset 6872 1c4a4a609f85
parent 6871 5a9dc001e1ad
child 6877 889301acc299
--- a/src/genworld_gui.cpp	Mon Dec 03 23:39:38 2007 +0000
+++ b/src/genworld_gui.cpp	Tue Jan 22 21:00:30 2008 +0000
@@ -5,26 +5,31 @@
 #include "stdafx.h"
 #include "openttd.h"
 #include "heightmap.h"
-#include "functions.h"
-#include "table/strings.h"
-#include "table/sprites.h"
-#include "window.h"
 #include "gui.h"
-#include "gfx.h"
-#include "strings.h"
+#include "window_gui.h"
+#include "textbuf_gui.h"
 #include "gfxinit.h"
-#include "player.h"
-#include "command.h"
-#include "sound.h"
+#include "command_func.h"
 #include "variables.h"
-#include "string.h"
-#include "settings.h"
+#include "settings_func.h"
 #include "debug.h"
 #include "genworld.h"
 #include "network/network.h"
 #include "thread.h"
-#include "date.h"
 #include "newgrf_config.h"
+#include "strings_func.h"
+#include "window_func.h"
+#include "date_func.h"
+#include "sound_func.h"
+#include "fios.h"
+#include "string_func.h"
+#include "gfx_func.h"
+#include "settings_type.h"
+#include "widgets/dropdown_type.h"
+#include "widgets/dropdown_func.h"
+
+#include "table/strings.h"
+#include "table/sprites.h"
 
 /**
  * In what 'mode' the GenerateLandscapeWindowProc is.
@@ -68,15 +73,18 @@
 	GLAND_INDUSTRY_TEXT,
 	GLAND_INDUSTRY_PULLDOWN,
 
+	GLAND_RANDOM_TEXT,
 	GLAND_RANDOM_EDITBOX,
 	GLAND_RANDOM_BUTTON,
 
 	GLAND_GENERATE_BUTTON,
 
+	GLAND_START_DATE_TEXT1,
 	GLAND_START_DATE_DOWN,
 	GLAND_START_DATE_TEXT,
 	GLAND_START_DATE_UP,
 
+	GLAND_SNOW_LEVEL_TEXT1,
 	GLAND_SNOW_LEVEL_DOWN,
 	GLAND_SNOW_LEVEL_TEXT,
 	GLAND_SNOW_LEVEL_UP,
@@ -106,39 +114,47 @@
 {   WWT_IMGBTN_2, RESIZE_NONE, 12, 170, 246,  24,  78, SPR_SELECT_SUB_TROPICAL,      STR_0310_SELECT_SUB_TROPICAL_LANDSCAPE},
 {   WWT_IMGBTN_2, RESIZE_NONE, 12, 250, 326,  24,  78, SPR_SELECT_TOYLAND,           STR_0311_SELECT_TOYLAND_LANDSCAPE},
 
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 149,  90, 101, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 150, 161,  90, 101, STR_0225,                     STR_NULL}, // Mapsize X
-{      WWT_PANEL, RESIZE_NONE, 12, 180, 215,  90, 101, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 216, 227,  90, 101, STR_0225,                     STR_NULL}, // Mapsize Y
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110,  91, 101, STR_MAPSIZE,                  STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 161,  90, 101, STR_NUM_1,                    STR_NULL}, // Mapsize X
+{       WWT_TEXT, RESIZE_NONE,  0, 168, 176,  91, 101, STR_BY,                       STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 180, 227,  90, 101, STR_NUM_2,                    STR_NULL}, // Mapsize Y
 
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 163, 112, 123, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 164, 175, 112, 123, STR_0225,                     STR_NULL}, // Number of towns
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 163, 130, 141, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 164, 175, 130, 141, STR_0225,                     STR_NULL}, // Number of industries
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 113, 123, STR_NUMBER_OF_TOWNS,          STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 175, 112, 123, 0x0,                          STR_NULL}, // Number of towns
 
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 131, 141, STR_NUMBER_OF_INDUSTRIES,     STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 175, 130, 141, 0x0,                          STR_NULL}, // Number of industries
+
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 153, 163, STR_RANDOM_SEED,              STR_NULL},
 {      WWT_PANEL, RESIZE_NONE, 15, 114, 207, 152, 163, 0x0,                          STR_RANDOM_SEED_HELP}, // Edit box for seed
 {    WWT_TEXTBTN, RESIZE_NONE, 12, 216, 326, 152, 163, STR_RANDOM,                   STR_RANDOM_HELP},
 
 {    WWT_TEXTBTN, RESIZE_NONE,  6, 243, 326, 228, 257, STR_GENERATE,                 STR_NULL}, // Generate button
 
+{       WWT_TEXT, RESIZE_NONE,  0, 182, 212, 113, 123, STR_DATE,                     STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 216, 227, 112, 123, SPR_ARROW_DOWN,               STR_029E_MOVE_THE_STARTING_DATE},
-{      WWT_PANEL, RESIZE_NONE, 12, 228, 314, 112, 123, 0x0,                          STR_NULL},
+{    WWT_TEXTBTN, RESIZE_NONE, 12, 228, 314, 112, 123, STR_GENERATE_DATE,            STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 315, 326, 112, 123, SPR_ARROW_UP,                 STR_029F_MOVE_THE_STARTING_DATE},
 
+{       WWT_TEXT, RESIZE_NONE,  0, 182, 278, 131, 141, STR_SNOW_LINE_HEIGHT,         STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 282, 293, 130, 141, SPR_ARROW_DOWN,               STR_SNOW_LINE_DOWN},
-{      WWT_PANEL, RESIZE_NONE, 12, 294, 314, 130, 141, 0x0,                          STR_NULL},
+{    WWT_TEXTBTN, RESIZE_NONE, 12, 294, 314, 130, 141, STR_NUM_3,                    STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 315, 326, 130, 141, SPR_ARROW_UP,                 STR_SNOW_LINE_UP},
 
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 192, 203, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 192, 203, STR_0225,                     STR_NULL}, // Tree placer
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 174, 185, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 174, 185, STR_0225,                     STR_NULL}, // Landscape generator
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 210, 221, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 210, 221, STR_0225,                     STR_NULL}, // Terrain type
-{      WWT_PANEL, RESIZE_NONE, 12, 113, 219, 228, 239, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 228, 239, STR_0225,                     STR_NULL}, // Water quantity
-{      WWT_PANEL, RESIZE_NONE, 12, 113, 219, 246, 257, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 246, 257, STR_0225,                     STR_NULL}, // Map smoothness
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 193, 203, STR_TREE_PLACER,              STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 231, 192, 203, 0x0,                          STR_NULL}, // Tree placer
+
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 175, 185, STR_LAND_GENERATOR,           STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 231, 174, 185, 0x0,                          STR_NULL}, // Landscape generator
+
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 211, 221, STR_TERRAIN_TYPE,             STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 231, 210, 221, 0x0,                          STR_NULL}, // Terrain type
+
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 229, 239, STR_QUANTITY_OF_SEA_LAKES,    STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 231, 228, 239, 0x0,                          STR_NULL}, // Water quantity
+
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 245, 257, STR_SMOOTHNESS,               STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 231, 246, 257, 0x0,                          STR_NULL}, // Map smoothness
 {   WIDGETS_END},
 };
 
@@ -152,34 +168,39 @@
 {   WWT_IMGBTN_2, RESIZE_NONE, 12, 170, 246,  24,  78, SPR_SELECT_SUB_TROPICAL,     STR_0310_SELECT_SUB_TROPICAL_LANDSCAPE},
 {   WWT_IMGBTN_2, RESIZE_NONE, 12, 250, 326,  24,  78, SPR_SELECT_TOYLAND,          STR_0311_SELECT_TOYLAND_LANDSCAPE},
 
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 149, 112, 123, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 150, 161, 112, 123, STR_0225,                     STR_NULL}, // Mapsize X
-{      WWT_PANEL, RESIZE_NONE, 12, 180, 215, 112, 123, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 216, 227, 112, 123, STR_0225,                     STR_NULL}, // Mapsize Y
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 113, 123, STR_MAPSIZE,                  STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 161, 112, 123, STR_NUM_1,                    STR_NULL}, // Mapsize X
+{       WWT_TEXT, RESIZE_NONE,  0, 168, 176, 113, 123, STR_BY,                       STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 180, 227, 112, 123, STR_NUM_2,                    STR_NULL}, // Mapsize Y
 
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 163, 134, 145, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 164, 175, 134, 145, STR_0225,                     STR_NULL}, // Number of towns
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 163, 152, 163, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 164, 175, 152, 163, STR_0225,                     STR_NULL}, // Number of industries
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 135, 145, STR_NUMBER_OF_TOWNS,          STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 175, 134, 145, 0x0,                          STR_NULL}, // Number of towns
 
-{      WWT_PANEL, RESIZE_NONE, 15, 114, 194, 174, 185, 0x0,                          STR_RANDOM_SEED_HELP}, // Edit box for seed
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 203, 285, 174, 185, STR_RANDOM,                   STR_RANDOM_HELP},
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 153, 163, STR_NUMBER_OF_INDUSTRIES,     STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 175, 152, 163, 0x0,                          STR_NULL}, // Number of industries
+
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 175, 185, STR_RANDOM_SEED,              STR_NULL},
+{      WWT_PANEL, RESIZE_NONE, 15, 114, 207, 174, 185, 0x0,                          STR_RANDOM_SEED_HELP}, // Edit box for seed
+{    WWT_TEXTBTN, RESIZE_NONE, 12, 216, 326, 174, 185, STR_RANDOM,                   STR_RANDOM_HELP},
 
 {    WWT_TEXTBTN, RESIZE_NONE,  6, 243, 326, 196, 225, STR_GENERATE,                 STR_NULL}, // Generate button
 
+{       WWT_TEXT, RESIZE_NONE,  0, 182, 212, 135, 145, STR_DATE,                     STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 216, 227, 134, 145, SPR_ARROW_DOWN,               STR_029E_MOVE_THE_STARTING_DATE},
-{      WWT_PANEL, RESIZE_NONE, 12, 228, 314, 134, 145, 0x0,                          STR_NULL},
+{    WWT_TEXTBTN, RESIZE_NONE, 12, 228, 314, 134, 145, STR_GENERATE_DATE,            STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 315, 326, 134, 145, SPR_ARROW_UP,                 STR_029F_MOVE_THE_STARTING_DATE},
 
+{       WWT_TEXT, RESIZE_NONE,  0, 182, 278, 153, 163, STR_SNOW_LINE_HEIGHT,         STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 282, 293, 152, 163, SPR_ARROW_DOWN,               STR_SNOW_LINE_DOWN},
-{      WWT_PANEL, RESIZE_NONE, 12, 294, 314, 152, 163, 0x0,                          STR_NULL},
+{    WWT_TEXTBTN, RESIZE_NONE, 12, 294, 314, 152, 163, STR_NUM_3,                    STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 315, 326, 152, 163, SPR_ARROW_UP,                 STR_SNOW_LINE_UP},
 
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 196, 207, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 196, 207, STR_0225,                     STR_NULL}, // Tree placer
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 197, 207, STR_TREE_PLACER,              STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 231, 196, 207, STR_0225,                     STR_NULL}, // Tree placer
 
-{      WWT_PANEL, RESIZE_NONE, 12, 114, 219, 214, 225, 0x0,                          STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 220, 231, 214, 225, STR_0225,                     STR_NULL}, // Heightmap rotation
+{       WWT_TEXT, RESIZE_NONE,  0,  12, 110, 215, 225, STR_HEIGHTMAP_ROTATION,       STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 114, 231, 214, 225, STR_0225,                     STR_NULL}, // Heightmap rotation
+
 {   WIDGETS_END},
 };
 
@@ -207,9 +228,21 @@
 	if (confirmed) StartGeneratingLandscape((glwp_modes)w->window_number);
 }
 
+static DropDownList *BuildMapsizeDropDown()
+{
+	DropDownList *list = new DropDownList();
+
+	for (uint i = 6; i <= 11; i++) {
+		DropDownListParamStringItem *item = new DropDownListParamStringItem(STR_JUST_INT, i, false);
+		item->SetParam(0, 1 << i);
+		list->push_back(item);
+	}
+
+	return list;
+}
+
 static void GenerateLandscapeWndProc(Window *w, WindowEvent *e)
 {
-	static const StringID mapsizes[]    = {STR_64, STR_128, STR_256, STR_512, STR_1024, STR_2048, INVALID_STRING_ID};
 	static const StringID elevations[]  = {STR_682A_VERY_FLAT, STR_682B_FLAT, STR_682C_HILLY, STR_682D_MOUNTAINOUS, INVALID_STRING_ID};
 	static const StringID sea_lakes[]   = {STR_VERY_LOW, STR_6820_LOW, STR_6821_MEDIUM, STR_6822_HIGH, INVALID_STRING_ID};
 	static const StringID smoothness[]  = {STR_CONFIG_PATCHES_ROUGHNESS_OF_TERRAIN_VERY_SMOOTH, STR_CONFIG_PATCHES_ROUGHNESS_OF_TERRAIN_SMOOTH, STR_CONFIG_PATCHES_ROUGHNESS_OF_TERRAIN_ROUGH, STR_CONFIG_PATCHES_ROUGHNESS_OF_TERRAIN_VERY_ROUGH, INVALID_STRING_ID};
@@ -224,288 +257,286 @@
 	static char _genseed_buffer[11];
 
 	glwp_modes mode = (glwp_modes)w->window_number;
-	uint y;
 
 	switch (e->event) {
-	case WE_CREATE:
-		w->LowerWidget(_opt_newgame.landscape + GLAND_TEMPERATE);
-
-		snprintf(_genseed_buffer, sizeof(_genseed_buffer), "%u", _patches_newgame.generation_seed);
-		InitializeTextBuffer(&_genseed_query.text, _genseed_buffer, lengthof(_genseed_buffer), 120);
-		_genseed_query.caption = STR_NULL;
-		_genseed_query.afilter = CS_NUMERAL;
-		break;
-
-	case WE_PAINT:
-		/* You can't select smoothness if not terragenesis */
-		if (mode == GLWP_GENERATE) {
-			w->SetWidgetDisabledState(GLAND_SMOOTHNESS_TEXT,     _patches_newgame.land_generator == 0);
-			w->SetWidgetDisabledState(GLAND_SMOOTHNESS_PULLDOWN, _patches_newgame.land_generator == 0);
-		}
-		/* Disable snowline if not hilly */
-		w->SetWidgetDisabledState(GLAND_SNOW_LEVEL_TEXT, _opt_newgame.landscape != LT_ARCTIC);
-		/* Disable town, industry and trees in SE */
-		w->SetWidgetDisabledState(GLAND_TOWN_TEXT,         _game_mode == GM_EDITOR);
-		w->SetWidgetDisabledState(GLAND_TOWN_PULLDOWN,     _game_mode == GM_EDITOR);
-		w->SetWidgetDisabledState(GLAND_INDUSTRY_TEXT,     _game_mode == GM_EDITOR);
-		w->SetWidgetDisabledState(GLAND_INDUSTRY_PULLDOWN, _game_mode == GM_EDITOR);
-		w->SetWidgetDisabledState(GLAND_TREE_TEXT,         _game_mode == GM_EDITOR);
-		w->SetWidgetDisabledState(GLAND_TREE_PULLDOWN,     _game_mode == GM_EDITOR);
-
-		w->SetWidgetDisabledState(GLAND_START_DATE_DOWN, _patches_newgame.starting_year <= MIN_YEAR);
-		w->SetWidgetDisabledState(GLAND_START_DATE_UP,   _patches_newgame.starting_year >= MAX_YEAR);
-		w->SetWidgetDisabledState(GLAND_SNOW_LEVEL_DOWN, _patches_newgame.snow_line_height <= 2 || _opt_newgame.landscape != LT_ARCTIC);
-		w->SetWidgetDisabledState(GLAND_SNOW_LEVEL_UP,   _patches_newgame.snow_line_height >= MAX_SNOWLINE_HEIGHT || _opt_newgame.landscape != LT_ARCTIC);
-
-		w->SetWidgetLoweredState(GLAND_TEMPERATE, _opt_newgame.landscape == LT_TEMPERATE);
-		w->SetWidgetLoweredState(GLAND_ARCTIC,    _opt_newgame.landscape == LT_ARCTIC);
-		w->SetWidgetLoweredState(GLAND_TROPICAL,  _opt_newgame.landscape == LT_TROPIC);
-		w->SetWidgetLoweredState(GLAND_TOYLAND,   _opt_newgame.landscape == LT_TOYLAND);
-		DrawWindowWidgets(w);
-
-		y = (mode == GLWP_HEIGHTMAP) ? 22 : 0;
-
-		DrawString( 12,  91 + y, STR_MAPSIZE, TC_FROMSTRING);
-		DrawString(119,  91 + y, mapsizes[_patches_newgame.map_x - 6], TC_BLACK);
-		DrawString(168,  91 + y, STR_BY, TC_FROMSTRING);
-		DrawString(182,  91 + y, mapsizes[_patches_newgame.map_y - 6], TC_BLACK);
-
-		DrawString( 12, 113 + y, STR_NUMBER_OF_TOWNS, TC_FROMSTRING);
-		DrawString( 12, 131 + y, STR_NUMBER_OF_INDUSTRIES, TC_FROMSTRING);
-		if (_game_mode == GM_EDITOR) {
-			DrawString(118, 113 + y, STR_6836_OFF, TC_BLACK);
-			DrawString(118, 131 + y, STR_6836_OFF, TC_BLACK);
-		} else {
-			DrawString(118, 113 + y, num_towns[_opt_newgame.diff.number_towns], TC_BLACK);
-			DrawString(118, 131 + y, num_inds[_opt_newgame.diff.number_industries], TC_BLACK);
-		}
-
-		DrawString( 12, 153 + y, STR_RANDOM_SEED, TC_FROMSTRING);
-		DrawEditBox(w, &_genseed_query, GLAND_RANDOM_EDITBOX);
-
-		DrawString(182, 113 + y, STR_DATE, TC_FROMSTRING);
-		SetDParam(0, ConvertYMDToDate(_patches_newgame.starting_year, 0, 1));
-		DrawStringCentered(271, 113 + y, STR_GENERATE_DATE, TC_FROMSTRING);
+		case WE_CREATE:
+			w->LowerWidget(_opt_newgame.landscape + GLAND_TEMPERATE);
 
-		DrawString(182, 131 + y, STR_SNOW_LINE_HEIGHT, TC_FROMSTRING);
-		SetDParam(0, _patches_newgame.snow_line_height);
-		DrawStringCentered(303, 131 + y, STR_SNOW_LINE_HEIGHT_NUM, TC_BLACK);
-
-		if (mode == GLWP_GENERATE) {
-			DrawString( 12, 175, STR_LAND_GENERATOR, TC_FROMSTRING);
-			DrawString(118, 175, landscape[_patches_newgame.land_generator], TC_BLACK);
-
-			DrawString( 12, 193, STR_TREE_PLACER, TC_FROMSTRING);
-			DrawString(118, 193, tree_placer[_patches_newgame.tree_placer], TC_BLACK);
-
-			DrawString( 12, 211, STR_TERRAIN_TYPE, TC_FROMSTRING);
-			DrawString(118, 211, elevations[_opt_newgame.diff.terrain_type], TC_BLACK);
-
-			DrawString( 12, 229, STR_QUANTITY_OF_SEA_LAKES, TC_FROMSTRING);
-			DrawString(118, 229, sea_lakes[_opt_newgame.diff.quantity_sea_lakes], TC_BLACK);
-
-			DrawString( 12, 247, STR_SMOOTHNESS, TC_FROMSTRING);
-			DrawString(118, 247, smoothness[_patches_newgame.tgen_smoothness], TC_BLACK);
-		} else {
-			char buffer[512];
-
-			if (_patches_newgame.heightmap_rotation == HM_CLOCKWISE) {
-				SetDParam(0, WP(w, generate_d).y);
-				SetDParam(1, WP(w, generate_d).x);
-			} else {
-				SetDParam(0, WP(w, generate_d).x);
-				SetDParam(1, WP(w, generate_d).y);
-			}
-			GetString(buffer, STR_HEIGHTMAP_SIZE, lastof(buffer));
-			DrawStringRightAligned(326, 91, STR_HEIGHTMAP_SIZE, TC_BLACK);
+			snprintf(_genseed_buffer, sizeof(_genseed_buffer), "%u", _patches_newgame.generation_seed);
+			InitializeTextBuffer(&_genseed_query.text, _genseed_buffer, lengthof(_genseed_buffer), 120);
+			_genseed_query.caption = STR_NULL;
+			_genseed_query.afilter = CS_NUMERAL;
+			break;
 
-			DrawString( 12,  91, STR_HEIGHTMAP_NAME, TC_BLACK);
-			SetDParamStr(0, WP(w, generate_d).name);
-			DrawStringTruncated(114,  91, STR_ORANGE, TC_BLACK, 326 - 114 - GetStringBoundingBox(buffer).width - 5);
-
-			DrawString( 12, 197, STR_TREE_PLACER, TC_FROMSTRING);
-			DrawString(118, 197, tree_placer[_patches_newgame.tree_placer], TC_BLACK);
-
-			DrawString( 12, 215, STR_HEIGHTMAP_ROTATION, TC_FROMSTRING);
-			DrawString(118, 215, rotation[_patches_newgame.heightmap_rotation], TC_BLACK);
-		}
+		case WE_PAINT:
+			/* You can't select smoothness if not terragenesis */
+			if (mode == GLWP_GENERATE) {
+				w->SetWidgetDisabledState(GLAND_SMOOTHNESS_PULLDOWN, _patches_newgame.land_generator == 0);
+			}
+			/* Disable snowline if not hilly */
+			w->SetWidgetDisabledState(GLAND_SNOW_LEVEL_TEXT, _opt_newgame.landscape != LT_ARCTIC);
+			/* Disable town, industry and trees in SE */
+			w->SetWidgetDisabledState(GLAND_TOWN_PULLDOWN,     _game_mode == GM_EDITOR);
+			w->SetWidgetDisabledState(GLAND_INDUSTRY_PULLDOWN, _game_mode == GM_EDITOR);
+			w->SetWidgetDisabledState(GLAND_TREE_PULLDOWN,     _game_mode == GM_EDITOR);
 
-		break;
-	case WE_CLICK:
-		switch (e->we.click.widget) {
-		case 0: DeleteWindow(w); break;
-		case GLAND_TEMPERATE: case GLAND_ARCTIC: case GLAND_TROPICAL: case GLAND_TOYLAND:
-			w->RaiseWidget(_opt_newgame.landscape + GLAND_TEMPERATE);
-			SetNewLandscapeType(e->we.click.widget - GLAND_TEMPERATE);
-			break;
-		case GLAND_MAPSIZE_X_TEXT: case GLAND_MAPSIZE_X_PULLDOWN: // Mapsize X
-			ShowDropDownMenu(w, mapsizes, _patches_newgame.map_x - 6, GLAND_MAPSIZE_X_PULLDOWN, 0, 0);
+			w->SetWidgetDisabledState(GLAND_START_DATE_DOWN, _patches_newgame.starting_year <= MIN_YEAR);
+			w->SetWidgetDisabledState(GLAND_START_DATE_UP,   _patches_newgame.starting_year >= MAX_YEAR);
+			w->SetWidgetDisabledState(GLAND_SNOW_LEVEL_DOWN, _patches_newgame.snow_line_height <= 2 || _opt_newgame.landscape != LT_ARCTIC);
+			w->SetWidgetDisabledState(GLAND_SNOW_LEVEL_UP,   _patches_newgame.snow_line_height >= MAX_SNOWLINE_HEIGHT || _opt_newgame.landscape != LT_ARCTIC);
+
+			w->SetWidgetLoweredState(GLAND_TEMPERATE, _opt_newgame.landscape == LT_TEMPERATE);
+			w->SetWidgetLoweredState(GLAND_ARCTIC,    _opt_newgame.landscape == LT_ARCTIC);
+			w->SetWidgetLoweredState(GLAND_TROPICAL,  _opt_newgame.landscape == LT_TROPIC);
+			w->SetWidgetLoweredState(GLAND_TOYLAND,   _opt_newgame.landscape == LT_TOYLAND);
+
+			if (_game_mode == GM_EDITOR) {
+				w->widget[GLAND_TOWN_PULLDOWN].data     = STR_6836_OFF;
+				w->widget[GLAND_INDUSTRY_PULLDOWN].data = STR_6836_OFF;
+			} else {
+				w->widget[GLAND_TOWN_PULLDOWN].data     = num_towns[_opt_newgame.diff.number_towns];
+				w->widget[GLAND_INDUSTRY_PULLDOWN].data = num_inds[_opt_newgame.diff.number_industries];
+			}
+
+			if (mode == GLWP_GENERATE) {
+				w->widget[GLAND_LANDSCAPE_PULLDOWN].data  = landscape[_patches_newgame.land_generator];
+				w->widget[GLAND_TREE_PULLDOWN].data       = tree_placer[_patches_newgame.tree_placer];
+				w->widget[GLAND_TERRAIN_PULLDOWN].data    = elevations[_opt_newgame.diff.terrain_type];
+				w->widget[GLAND_WATER_PULLDOWN].data      = sea_lakes[_opt_newgame.diff.quantity_sea_lakes];
+				w->widget[GLAND_SMOOTHNESS_PULLDOWN].data = smoothness[_patches_newgame.tgen_smoothness];
+			} else {
+				w->widget[GLAND_TREE_PULLDOWN].data               = tree_placer[_patches_newgame.tree_placer];
+				w->widget[GLAND_HEIGHTMAP_ROTATION_PULLDOWN].data = rotation[_patches_newgame.heightmap_rotation];
+			}
+
+			/* Set parameters for widget text that requires them. */
+			SetDParam(0, ConvertYMDToDate(_patches_newgame.starting_year, 0, 1)); // GLAND_START_DATE_TEXT
+			SetDParam(1, 1 << _patches_newgame.map_x); // GLAND_MAPSIZE_X_PULLDOWN
+			SetDParam(2, 1 << _patches_newgame.map_y); // GLAND_MAPSIZE_Y_PULLDOWN
+			SetDParam(3, _patches_newgame.snow_line_height); // GLAND_SNOW_LEVEL_TEXT
+
+			DrawWindowWidgets(w);
+
+			DrawEditBox(w, &_genseed_query, GLAND_RANDOM_EDITBOX);
+
+			if (mode != GLWP_GENERATE) {
+				char buffer[512];
+
+				if (_patches_newgame.heightmap_rotation == HM_CLOCKWISE) {
+					SetDParam(0, WP(w, generate_d).y);
+					SetDParam(1, WP(w, generate_d).x);
+				} else {
+					SetDParam(0, WP(w, generate_d).x);
+					SetDParam(1, WP(w, generate_d).y);
+				}
+				GetString(buffer, STR_HEIGHTMAP_SIZE, lastof(buffer));
+				DrawStringRightAligned(326, 91, STR_HEIGHTMAP_SIZE, TC_BLACK);
+
+				DrawString( 12,  91, STR_HEIGHTMAP_NAME, TC_BLACK);
+				SetDParamStr(0, WP(w, generate_d).name);
+				DrawStringTruncated(114,  91, STR_ORANGE, TC_BLACK, 326 - 114 - GetStringBoundingBox(buffer).width - 5);
+			}
 			break;
-		case GLAND_MAPSIZE_Y_TEXT: case GLAND_MAPSIZE_Y_PULLDOWN: // Mapsize Y
-			ShowDropDownMenu(w, mapsizes, _patches_newgame.map_y - 6, GLAND_MAPSIZE_Y_PULLDOWN, 0, 0);
-			break;
-		case GLAND_TOWN_TEXT: case GLAND_TOWN_PULLDOWN: // Number of towns
-			ShowDropDownMenu(w, num_towns, _opt_newgame.diff.number_towns, GLAND_TOWN_PULLDOWN, 0, 0);
+
+		case WE_CLICK:
+			switch (e->we.click.widget) {
+				case 0: DeleteWindow(w); break;
+
+				case GLAND_TEMPERATE:
+				case GLAND_ARCTIC:
+				case GLAND_TROPICAL:
+				case GLAND_TOYLAND:
+					w->RaiseWidget(_opt_newgame.landscape + GLAND_TEMPERATE);
+					SetNewLandscapeType(e->we.click.widget - GLAND_TEMPERATE);
+					break;
+
+				case GLAND_MAPSIZE_X_PULLDOWN: // Mapsize X
+					ShowDropDownList(w, BuildMapsizeDropDown(), _patches_newgame.map_x, GLAND_MAPSIZE_X_PULLDOWN);
+					break;
+
+				case GLAND_MAPSIZE_Y_PULLDOWN: // Mapsize Y
+					ShowDropDownList(w, BuildMapsizeDropDown(), _patches_newgame.map_y, GLAND_MAPSIZE_Y_PULLDOWN);
+					break;
+
+				case GLAND_TOWN_PULLDOWN: // Number of towns
+					ShowDropDownMenu(w, num_towns, _opt_newgame.diff.number_towns, GLAND_TOWN_PULLDOWN, 0, 0);
+					break;
+
+				case GLAND_INDUSTRY_PULLDOWN: // Number of industries
+					ShowDropDownMenu(w, num_inds, _opt_newgame.diff.number_industries, GLAND_INDUSTRY_PULLDOWN, 0, 0);
+					break;
+
+				case GLAND_RANDOM_BUTTON: // Random seed
+					_patches_newgame.generation_seed = InteractiveRandom();
+					snprintf(_genseed_buffer, lengthof(_genseed_buffer), "%u", _patches_newgame.generation_seed);
+					UpdateTextBufferSize(&_genseed_query.text);
+					SetWindowDirty(w);
+					break;
+
+				case GLAND_GENERATE_BUTTON: // Generate
+
+					UpdatePatches();
+
+					if (_patches.town_layout == TL_NO_ROADS) {
+						ShowQuery(
+							STR_TOWN_LAYOUT_WARNING_CAPTION,
+							STR_TOWN_LAYOUT_WARNING_MESSAGE,
+							w,
+							LandscapeGenerationCallback);
+					} else if (mode == GLWP_HEIGHTMAP &&
+							(WP(w, generate_d).x * 2 < (1U << _patches_newgame.map_x) ||
+							WP(w, generate_d).x / 2 > (1U << _patches_newgame.map_x) ||
+							WP(w, generate_d).y * 2 < (1U << _patches_newgame.map_y) ||
+							WP(w, generate_d).y / 2 > (1U << _patches_newgame.map_y))) {
+						ShowQuery(
+							STR_HEIGHTMAP_SCALE_WARNING_CAPTION,
+							STR_HEIGHTMAP_SCALE_WARNING_MESSAGE,
+							w,
+							LandscapeGenerationCallback);
+					} else {
+						StartGeneratingLandscape(mode);
+					}
+					break;
+
+				case GLAND_START_DATE_DOWN:
+				case GLAND_START_DATE_UP: // Year buttons
+					/* Don't allow too fast scrolling */
+					if ((w->flags4 & WF_TIMEOUT_MASK) <= 2 << WF_TIMEOUT_SHL) {
+						w->HandleButtonClick(e->we.click.widget);
+						SetWindowDirty(w);
+
+						_patches_newgame.starting_year = Clamp(_patches_newgame.starting_year + e->we.click.widget - GLAND_START_DATE_TEXT, MIN_YEAR, MAX_YEAR);
+					}
+					_left_button_clicked = false;
+					break;
+
+				case GLAND_START_DATE_TEXT: // Year text
+					WP(w, generate_d).widget_id = GLAND_START_DATE_TEXT;
+					SetDParam(0, _patches_newgame.starting_year);
+					ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_START_DATE_QUERY_CAPT, 8, 100, w, CS_NUMERAL);
+					break;
+
+				case GLAND_SNOW_LEVEL_DOWN:
+				case GLAND_SNOW_LEVEL_UP: // Snow line buttons
+					/* Don't allow too fast scrolling */
+					if ((w->flags4 & WF_TIMEOUT_MASK) <= 2 << WF_TIMEOUT_SHL) {
+						w->HandleButtonClick(e->we.click.widget);
+						SetWindowDirty(w);
+
+						_patches_newgame.snow_line_height = Clamp(_patches_newgame.snow_line_height + e->we.click.widget - GLAND_SNOW_LEVEL_TEXT, 2, MAX_SNOWLINE_HEIGHT);
+					}
+					_left_button_clicked = false;
+					break;
+
+				case GLAND_SNOW_LEVEL_TEXT: // Snow line text
+					WP(w, generate_d).widget_id = GLAND_SNOW_LEVEL_TEXT;
+					SetDParam(0, _patches_newgame.snow_line_height);
+					ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_SNOW_LINE_QUERY_CAPT, 3, 100, w, CS_NUMERAL);
+					break;
+
+				case GLAND_TREE_PULLDOWN: // Tree placer
+					ShowDropDownMenu(w, tree_placer, _patches_newgame.tree_placer, GLAND_TREE_PULLDOWN, 0, 0);
+					break;
+
+				case GLAND_LANDSCAPE_PULLDOWN: // Landscape generator OR Heightmap rotation
+				/* case GLAND_HEIGHTMAP_ROTATION_TEXT: case GLAND_HEIGHTMAP_ROTATION_PULLDOWN:*/
+					if (mode == GLWP_HEIGHTMAP) {
+						ShowDropDownMenu(w, rotation, _patches_newgame.heightmap_rotation, GLAND_HEIGHTMAP_ROTATION_PULLDOWN, 0, 0);
+					} else {
+						ShowDropDownMenu(w, landscape, _patches_newgame.land_generator, GLAND_LANDSCAPE_PULLDOWN, 0, 0);
+					}
+					break;
+
+				case GLAND_TERRAIN_PULLDOWN: // Terrain type
+					ShowDropDownMenu(w, elevations, _opt_newgame.diff.terrain_type, GLAND_TERRAIN_PULLDOWN, 0, 0);
+					break;
+
+				case GLAND_WATER_PULLDOWN: // Water quantity
+					ShowDropDownMenu(w, sea_lakes, _opt_newgame.diff.quantity_sea_lakes, GLAND_WATER_PULLDOWN, 0, 0);
+					break;
+
+				case GLAND_SMOOTHNESS_PULLDOWN: // Map smoothness
+					ShowDropDownMenu(w, smoothness, _patches_newgame.tgen_smoothness, GLAND_SMOOTHNESS_PULLDOWN, 0, 0);
+					break;
+			}
 			break;
-		case GLAND_INDUSTRY_TEXT: case GLAND_INDUSTRY_PULLDOWN: // Number of industries
-			ShowDropDownMenu(w, num_inds, _opt_newgame.diff.number_industries, GLAND_INDUSTRY_PULLDOWN, 0, 0);
+
+		case WE_MOUSELOOP:
+			HandleEditBox(w, &_genseed_query, GLAND_RANDOM_EDITBOX);
 			break;
-		case GLAND_RANDOM_BUTTON: // Random seed
-			_patches_newgame.generation_seed = InteractiveRandom();
-			snprintf(_genseed_buffer, lengthof(_genseed_buffer), "%u", _patches_newgame.generation_seed);
-			UpdateTextBufferSize(&_genseed_query.text);
+
+		case WE_KEYPRESS:
+			HandleEditBoxKey(w, &_genseed_query, GLAND_RANDOM_EDITBOX, e);
+			/* the seed is unsigned, therefore atoi cannot be used.
+			 * As 2^32 - 1 (MAX_UVALUE(uint32)) is a 'magic' value
+			 * (use random seed) it should not be possible to be
+			 * entered into the input field; the generate seed
+			 * button can be used instead. */
+			_patches_newgame.generation_seed = minu(strtoul(_genseed_buffer, NULL, sizeof(_genseed_buffer) - 1), MAX_UVALUE(uint32) - 1);
+			break;
+
+		case WE_DROPDOWN_SELECT:
+			switch (e->we.dropdown.button) {
+				case GLAND_MAPSIZE_X_PULLDOWN:  _patches_newgame.map_x = e->we.dropdown.index; break;
+				case GLAND_MAPSIZE_Y_PULLDOWN:  _patches_newgame.map_y = e->we.dropdown.index; break;
+				case GLAND_TREE_PULLDOWN:       _patches_newgame.tree_placer = e->we.dropdown.index; break;
+				case GLAND_SMOOTHNESS_PULLDOWN: _patches_newgame.tgen_smoothness = e->we.dropdown.index;  break;
+
+				case GLAND_TOWN_PULLDOWN:
+					_opt_newgame.diff.number_towns = e->we.dropdown.index;
+					if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);
+					DoCommandP(0, 2, _opt_newgame.diff.number_towns, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);
+					break;
+
+				case GLAND_INDUSTRY_PULLDOWN:
+					_opt_newgame.diff.number_industries = e->we.dropdown.index;
+					if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);
+					DoCommandP(0, 3, _opt_newgame.diff.number_industries, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);
+					break;
+
+				case GLAND_LANDSCAPE_PULLDOWN:
+				/* case GLAND_HEIGHTMAP_PULLDOWN: */
+					if (mode == GLWP_HEIGHTMAP) {
+						_patches_newgame.heightmap_rotation = e->we.dropdown.index;
+					} else {
+						_patches_newgame.land_generator = e->we.dropdown.index;
+					}
+					break;
+
+				case GLAND_TERRAIN_PULLDOWN:
+					_opt_newgame.diff.terrain_type = e->we.dropdown.index;
+					if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);
+					DoCommandP(0, 12, _opt_newgame.diff.terrain_type, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);
+					break;
+
+				case GLAND_WATER_PULLDOWN:
+					_opt_newgame.diff.quantity_sea_lakes = e->we.dropdown.index;
+					if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);
+					DoCommandP(0, 13, _opt_newgame.diff.quantity_sea_lakes, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);
+					break;
+			}
 			SetWindowDirty(w);
 			break;
-		case GLAND_GENERATE_BUTTON: // Generate
-
-			UpdatePatches();
-
-			if (_patches.town_layout == TL_NO_ROADS) {
-				ShowQuery(
-					STR_TOWN_LAYOUT_WARNING_CAPTION,
-					STR_TOWN_LAYOUT_WARNING_MESSAGE,
-					w,
-					LandscapeGenerationCallback);
-			} else if (mode == GLWP_HEIGHTMAP &&
-					(WP(w, generate_d).x * 2 < (1U << _patches_newgame.map_x) ||
-					WP(w, generate_d).x / 2 > (1U << _patches_newgame.map_x) ||
-					WP(w, generate_d).y * 2 < (1U << _patches_newgame.map_y) ||
-					WP(w, generate_d).y / 2 > (1U << _patches_newgame.map_y))) {
-				ShowQuery(
-					STR_HEIGHTMAP_SCALE_WARNING_CAPTION,
-					STR_HEIGHTMAP_SCALE_WARNING_MESSAGE,
-					w,
-					LandscapeGenerationCallback);
-
-			} else {
-				StartGeneratingLandscape(mode);
-			}
-			break;
-		case GLAND_START_DATE_DOWN: case GLAND_START_DATE_UP: // Year buttons
-			/* Don't allow too fast scrolling */
-			if ((w->flags4 & WF_TIMEOUT_MASK) <= 2 << WF_TIMEOUT_SHL) {
-				HandleButtonClick(w, e->we.click.widget);
-				SetWindowDirty(w);
 
-				_patches_newgame.starting_year = Clamp(_patches_newgame.starting_year + e->we.click.widget - GLAND_START_DATE_TEXT, MIN_YEAR, MAX_YEAR);
-			}
-			_left_button_clicked = false;
-			break;
-		case GLAND_START_DATE_TEXT: // Year text
-			WP(w, generate_d).widget_id = GLAND_START_DATE_TEXT;
-			SetDParam(0, _patches_newgame.starting_year);
-			ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_START_DATE_QUERY_CAPT, 8, 100, w, CS_NUMERAL);
-			break;
-		case GLAND_SNOW_LEVEL_DOWN: case GLAND_SNOW_LEVEL_UP: // Snow line buttons
-			/* Don't allow too fast scrolling */
-			if ((w->flags4 & WF_TIMEOUT_MASK) <= 2 << WF_TIMEOUT_SHL) {
-				HandleButtonClick(w, e->we.click.widget);
-				SetWindowDirty(w);
+		case WE_ON_EDIT_TEXT:
+			if (e->we.edittext.str != NULL) {
+				int32 value = atoi(e->we.edittext.str);
 
-				_patches_newgame.snow_line_height = Clamp(_patches_newgame.snow_line_height + e->we.click.widget - GLAND_SNOW_LEVEL_TEXT, 2, MAX_SNOWLINE_HEIGHT);
-			}
-			_left_button_clicked = false;
-			break;
-		case GLAND_SNOW_LEVEL_TEXT: // Snow line text
-			WP(w, generate_d).widget_id = GLAND_SNOW_LEVEL_TEXT;
-			SetDParam(0, _patches_newgame.snow_line_height);
-			ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_SNOW_LINE_QUERY_CAPT, 3, 100, w, CS_NUMERAL);
-			break;
-		case GLAND_TREE_TEXT: case GLAND_TREE_PULLDOWN: // Tree placer
-			ShowDropDownMenu(w, tree_placer, _patches_newgame.tree_placer, GLAND_TREE_PULLDOWN, 0, 0);
-			break;
-		case GLAND_LANDSCAPE_TEXT: case GLAND_LANDSCAPE_PULLDOWN: // Landscape generator OR Heightmap rotation
-		/* case GLAND_HEIGHTMAP_ROTATION_TEXT: case GLAND_HEIGHTMAP_ROTATION_PULLDOWN:*/
-			if (mode == GLWP_HEIGHTMAP) {
-				ShowDropDownMenu(w, rotation, _patches_newgame.heightmap_rotation, GLAND_HEIGHTMAP_ROTATION_PULLDOWN, 0, 0);
-			} else {
-				ShowDropDownMenu(w, landscape, _patches_newgame.land_generator, GLAND_LANDSCAPE_PULLDOWN, 0, 0);
+				switch (WP(w, generate_d).widget_id) {
+					case GLAND_START_DATE_TEXT:
+						w->InvalidateWidget(GLAND_START_DATE_TEXT);
+						_patches_newgame.starting_year = Clamp(value, MIN_YEAR, MAX_YEAR);
+						break;
+
+					case GLAND_SNOW_LEVEL_TEXT:
+						w->InvalidateWidget(GLAND_SNOW_LEVEL_TEXT);
+						_patches_newgame.snow_line_height = Clamp(value, 2, MAX_SNOWLINE_HEIGHT);
+						break;
+				}
+
+				SetWindowDirty(w);
 			}
 			break;
-		case GLAND_TERRAIN_TEXT: case GLAND_TERRAIN_PULLDOWN: // Terrain type
-			ShowDropDownMenu(w, elevations, _opt_newgame.diff.terrain_type, GLAND_TERRAIN_PULLDOWN, 0, 0);
-			break;
-		case GLAND_WATER_TEXT: case GLAND_WATER_PULLDOWN: // Water quantity
-			ShowDropDownMenu(w, sea_lakes, _opt_newgame.diff.quantity_sea_lakes, GLAND_WATER_PULLDOWN, 0, 0);
-			break;
-		case GLAND_SMOOTHNESS_TEXT: case GLAND_SMOOTHNESS_PULLDOWN: // Map smoothness
-			ShowDropDownMenu(w, smoothness, _patches_newgame.tgen_smoothness, GLAND_SMOOTHNESS_PULLDOWN, 0, 0);
-			break;
-		}
-		break;
-
-	case WE_MOUSELOOP:
-		HandleEditBox(w, &_genseed_query, GLAND_RANDOM_EDITBOX);
-		break;
-
-	case WE_KEYPRESS:
-		HandleEditBoxKey(w, &_genseed_query, GLAND_RANDOM_EDITBOX, e);
-		/* the seed is unsigned, therefore atoi cannot be used.
-		 * As 2^32 - 1 (MAX_UVALUE(uint32)) is a 'magic' value
-		 * (use random seed) it should not be possible to be
-		 * entered into the input field; the generate seed
-		 * button can be used instead. */
-		_patches_newgame.generation_seed = minu(strtoul(_genseed_buffer, NULL, sizeof(_genseed_buffer) - 1), MAX_UVALUE(uint32) - 1);
-		break;
-
-	case WE_DROPDOWN_SELECT:
-		switch (e->we.dropdown.button) {
-			case GLAND_MAPSIZE_X_PULLDOWN:  _patches_newgame.map_x = e->we.dropdown.index + 6; break;
-			case GLAND_MAPSIZE_Y_PULLDOWN:  _patches_newgame.map_y = e->we.dropdown.index + 6; break;
-			case GLAND_TREE_PULLDOWN:       _patches_newgame.tree_placer = e->we.dropdown.index; break;
-			case GLAND_SMOOTHNESS_PULLDOWN: _patches_newgame.tgen_smoothness = e->we.dropdown.index;  break;
-
-			case GLAND_TOWN_PULLDOWN:
-				_opt_newgame.diff.number_towns = e->we.dropdown.index;
-				if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);
-				DoCommandP(0, 2, _opt_newgame.diff.number_towns, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);
-				break;
-			case GLAND_INDUSTRY_PULLDOWN:
-				_opt_newgame.diff.number_industries = e->we.dropdown.index;
-				if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);
-				DoCommandP(0, 3, _opt_newgame.diff.number_industries, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);
-				break;
-			case GLAND_LANDSCAPE_PULLDOWN:
-			/* case GLAND_HEIGHTMAP_PULLDOWN: */
-				if (mode == GLWP_HEIGHTMAP) {
-					_patches_newgame.heightmap_rotation = e->we.dropdown.index;
-				} else {
-					_patches_newgame.land_generator = e->we.dropdown.index;
-				}
-				break;
-			case GLAND_TERRAIN_PULLDOWN:
-				_opt_newgame.diff.terrain_type = e->we.dropdown.index;
-				if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);
-				DoCommandP(0, 12, _opt_newgame.diff.terrain_type, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);
-				break;
-			case GLAND_WATER_PULLDOWN:
-				_opt_newgame.diff.quantity_sea_lakes = e->we.dropdown.index;
-				if (_opt_newgame.diff_level != 3) ShowErrorMessage(INVALID_STRING_ID, STR_DIFFICULTY_TO_CUSTOM, 0, 0);
-				DoCommandP(0, 13, _opt_newgame.diff.quantity_sea_lakes, NULL, CMD_CHANGE_DIFFICULTY_LEVEL);
-				break;
-		}
-		SetWindowDirty(w);
-		break;
-
-	case WE_ON_EDIT_TEXT: {
-		if (e->we.edittext.str != NULL) {
-			int32 value = atoi(e->we.edittext.str);
-
-			switch (WP(w, generate_d).widget_id) {
-			case GLAND_START_DATE_TEXT:
-				InvalidateWidget(w, GLAND_START_DATE_TEXT);
-				_patches_newgame.starting_year = Clamp(value, MIN_YEAR, MAX_YEAR);
-				break;
-			case GLAND_SNOW_LEVEL_TEXT:
-				InvalidateWidget(w, GLAND_SNOW_LEVEL_TEXT);
-				_patches_newgame.snow_line_height = Clamp(value, 2, MAX_SNOWLINE_HEIGHT);
-				break;
-			}
-
-			SetWindowDirty(w);
-		}
-		break;
-	}
 	}
 }
 
@@ -591,9 +622,11 @@
 	CSCEN_MAPSIZE_X_PULLDOWN,
 	CSCEN_MAPSIZE_Y_TEXT,
 	CSCEN_MAPSIZE_Y_PULLDOWN,
+	CSCEN_START_DATE_LABEL,
 	CSCEN_START_DATE_DOWN,
 	CSCEN_START_DATE_TEXT,
 	CSCEN_START_DATE_UP,
+	CSCEN_FLAT_LAND_HEIGHT_LABEL,
 	CSCEN_FLAT_LAND_HEIGHT_DOWN,
 	CSCEN_FLAT_LAND_HEIGHT_TEXT,
 	CSCEN_FLAT_LAND_HEIGHT_UP
@@ -602,115 +635,123 @@
 
 static void CreateScenarioWndProc(Window *w, WindowEvent *e)
 {
-	static const StringID mapsizes[] = {STR_64, STR_128, STR_256, STR_512, STR_1024, STR_2048, INVALID_STRING_ID};
-
 	switch (e->event) {
-	case WE_CREATE: w->LowerWidget(_opt_newgame.landscape + CSCEN_TEMPERATE); break;
-
-	case WE_PAINT:
-		w->SetWidgetDisabledState(CSCEN_START_DATE_DOWN,       _patches_newgame.starting_year <= MIN_YEAR);
-		w->SetWidgetDisabledState(CSCEN_START_DATE_UP,         _patches_newgame.starting_year >= MAX_YEAR);
-		w->SetWidgetDisabledState(CSCEN_FLAT_LAND_HEIGHT_DOWN, _patches_newgame.se_flat_world_height <= 0);
-		w->SetWidgetDisabledState(CSCEN_FLAT_LAND_HEIGHT_UP,   _patches_newgame.se_flat_world_height >= MAX_TILE_HEIGHT);
-
-		w->SetWidgetLoweredState(CSCEN_TEMPERATE, _opt_newgame.landscape == LT_TEMPERATE);
-		w->SetWidgetLoweredState(CSCEN_ARCTIC,    _opt_newgame.landscape == LT_ARCTIC);
-		w->SetWidgetLoweredState(CSCEN_TROPICAL,  _opt_newgame.landscape == LT_TROPIC);
-		w->SetWidgetLoweredState(CSCEN_TOYLAND,   _opt_newgame.landscape == LT_TOYLAND);
-		DrawWindowWidgets(w);
-
-		DrawStringRightAligned(211, 97, STR_MAPSIZE, TC_FROMSTRING);
-		DrawString(            221, 97, mapsizes[_patches_newgame.map_x - 6], TC_BLACK);
-		DrawStringCentered(    272, 97, STR_BY, TC_FROMSTRING);
-		DrawString(            284, 97, mapsizes[_patches_newgame.map_y - 6], TC_BLACK);
-
-		DrawStringRightAligned(211, 115, STR_DATE, TC_FROMSTRING);
-		SetDParam(0, ConvertYMDToDate(_patches_newgame.starting_year, 0, 1));
-		DrawStringCentered(271, 115, STR_GENERATE_DATE, TC_FROMSTRING);
+		case WE_CREATE:
+			w->LowerWidget(_opt_newgame.landscape + CSCEN_TEMPERATE);
+			break;
 
-		DrawStringRightAligned(278, 133, STR_FLAT_WORLD_HEIGHT, TC_FROMSTRING);
-		SetDParam(0, _patches_newgame.se_flat_world_height);
-		DrawStringCentered(303, 133, STR_FLAT_WORLD_HEIGHT_NUM, TC_BLACK);
+		case WE_PAINT:
+			w->SetWidgetDisabledState(CSCEN_START_DATE_DOWN,       _patches_newgame.starting_year <= MIN_YEAR);
+			w->SetWidgetDisabledState(CSCEN_START_DATE_UP,         _patches_newgame.starting_year >= MAX_YEAR);
+			w->SetWidgetDisabledState(CSCEN_FLAT_LAND_HEIGHT_DOWN, _patches_newgame.se_flat_world_height <= 0);
+			w->SetWidgetDisabledState(CSCEN_FLAT_LAND_HEIGHT_UP,   _patches_newgame.se_flat_world_height >= MAX_TILE_HEIGHT);
 
-		break;
-	case WE_CLICK:
-		switch (e->we.click.widget) {
-		case CSCEN_TEMPERATE: case CSCEN_ARCTIC: case CSCEN_TROPICAL: case CSCEN_TOYLAND:
-			w->RaiseWidget(_opt_newgame.landscape + CSCEN_TEMPERATE);
-			SetNewLandscapeType(e->we.click.widget - CSCEN_TEMPERATE);
+			w->SetWidgetLoweredState(CSCEN_TEMPERATE, _opt_newgame.landscape == LT_TEMPERATE);
+			w->SetWidgetLoweredState(CSCEN_ARCTIC,    _opt_newgame.landscape == LT_ARCTIC);
+			w->SetWidgetLoweredState(CSCEN_TROPICAL,  _opt_newgame.landscape == LT_TROPIC);
+			w->SetWidgetLoweredState(CSCEN_TOYLAND,   _opt_newgame.landscape == LT_TOYLAND);
+
+			/* Set parameters for widget text that requires them */
+			SetDParam(0, ConvertYMDToDate(_patches_newgame.starting_year, 0, 1)); // CSCEN_START_DATE_TEXT
+			SetDParam(1, 1 << _patches_newgame.map_x); // CSCEN_MAPSIZE_X_PULLDOWN
+			SetDParam(2, 1 << _patches_newgame.map_y); // CSCEN_MAPSIZE_Y_PULLDOWN
+			SetDParam(3, _patches_newgame.se_flat_world_height); // CSCEN_FLAT_LAND_HEIGHT_TEXT
+
+			DrawWindowWidgets(w);
+
 			break;
-		case CSCEN_MAPSIZE_X_TEXT: case CSCEN_MAPSIZE_X_PULLDOWN: // Mapsize X
-			ShowDropDownMenu(w, mapsizes, _patches_newgame.map_x - 6, CSCEN_MAPSIZE_X_PULLDOWN, 0, 0);
-			break;
-		case CSCEN_MAPSIZE_Y_TEXT: case CSCEN_MAPSIZE_Y_PULLDOWN: // Mapsize Y
-			ShowDropDownMenu(w, mapsizes, _patches_newgame.map_y - 6, CSCEN_MAPSIZE_Y_PULLDOWN, 0, 0);
+
+		case WE_CLICK:
+			switch (e->we.click.widget) {
+				case CSCEN_TEMPERATE:
+				case CSCEN_ARCTIC:
+				case CSCEN_TROPICAL:
+				case CSCEN_TOYLAND:
+					w->RaiseWidget(_opt_newgame.landscape + CSCEN_TEMPERATE);
+					SetNewLandscapeType(e->we.click.widget - CSCEN_TEMPERATE);
+					break;
+
+				case CSCEN_MAPSIZE_X_PULLDOWN: // Mapsize X
+					ShowDropDownList(w, BuildMapsizeDropDown(), _patches_newgame.map_x, CSCEN_MAPSIZE_X_PULLDOWN);
+					break;
+
+				case CSCEN_MAPSIZE_Y_PULLDOWN: // Mapsize Y
+					ShowDropDownList(w, BuildMapsizeDropDown(), _patches_newgame.map_y, CSCEN_MAPSIZE_Y_PULLDOWN);
+					break;
+
+				case CSCEN_EMPTY_WORLD: // Empty world / flat world
+					StartGeneratingLandscape(GLWP_SCENARIO);
+					break;
+
+				case CSCEN_RANDOM_WORLD: // Generate
+					ShowGenerateLandscape();
+					break;
+
+				case CSCEN_START_DATE_DOWN:
+				case CSCEN_START_DATE_UP: // Year buttons
+					/* Don't allow too fast scrolling */
+					if ((w->flags4 & WF_TIMEOUT_MASK) <= 2 << WF_TIMEOUT_SHL) {
+						w->HandleButtonClick(e->we.click.widget);
+						SetWindowDirty(w);
+
+						_patches_newgame.starting_year = Clamp(_patches_newgame.starting_year + e->we.click.widget - CSCEN_START_DATE_TEXT, MIN_YEAR, MAX_YEAR);
+					}
+					_left_button_clicked = false;
+					break;
+
+				case CSCEN_START_DATE_TEXT: // Year text
+					WP(w, generate_d).widget_id = CSCEN_START_DATE_TEXT;
+					SetDParam(0, _patches_newgame.starting_year);
+					ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_START_DATE_QUERY_CAPT, 8, 100, w, CS_NUMERAL);
+					break;
+
+				case CSCEN_FLAT_LAND_HEIGHT_DOWN:
+				case CSCEN_FLAT_LAND_HEIGHT_UP: // Height level buttons
+					/* Don't allow too fast scrolling */
+					if ((w->flags4 & WF_TIMEOUT_MASK) <= 2 << WF_TIMEOUT_SHL) {
+						w->HandleButtonClick(e->we.click.widget);
+						SetWindowDirty(w);
+
+						_patches_newgame.se_flat_world_height = Clamp(_patches_newgame.se_flat_world_height + e->we.click.widget - CSCEN_FLAT_LAND_HEIGHT_TEXT, 0, MAX_TILE_HEIGHT);
+					}
+					_left_button_clicked = false;
+					break;
+
+				case CSCEN_FLAT_LAND_HEIGHT_TEXT: // Height level text
+					WP(w, generate_d).widget_id = CSCEN_FLAT_LAND_HEIGHT_TEXT;
+					SetDParam(0, _patches_newgame.se_flat_world_height);
+					ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_FLAT_WORLD_HEIGHT_QUERY_CAPT, 3, 100, w, CS_NUMERAL);
+					break;
+			}
 			break;
-		case CSCEN_EMPTY_WORLD: // Empty world / flat world
-			StartGeneratingLandscape(GLWP_SCENARIO);
+
+		case WE_DROPDOWN_SELECT:
+			switch (e->we.dropdown.button) {
+				case CSCEN_MAPSIZE_X_PULLDOWN: _patches_newgame.map_x = e->we.dropdown.index; break;
+				case CSCEN_MAPSIZE_Y_PULLDOWN: _patches_newgame.map_y = e->we.dropdown.index; break;
+			}
+			SetWindowDirty(w);
 			break;
-		case CSCEN_RANDOM_WORLD: // Generate
-			ShowGenerateLandscape();
-			break;
-		case CSCEN_START_DATE_DOWN: case CSCEN_START_DATE_UP: // Year buttons
-			/* Don't allow too fast scrolling */
-			if ((w->flags4 & WF_TIMEOUT_MASK) <= 2 << WF_TIMEOUT_SHL) {
-				HandleButtonClick(w, e->we.click.widget);
+
+		case WE_ON_EDIT_TEXT:
+			if (e->we.edittext.str != NULL) {
+				int32 value = atoi(e->we.edittext.str);
+
+				switch (WP(w, generate_d).widget_id) {
+					case CSCEN_START_DATE_TEXT:
+						w->InvalidateWidget(CSCEN_START_DATE_TEXT);
+						_patches_newgame.starting_year = Clamp(value, MIN_YEAR, MAX_YEAR);
+						break;
+
+					case CSCEN_FLAT_LAND_HEIGHT_TEXT:
+						w->InvalidateWidget(CSCEN_FLAT_LAND_HEIGHT_TEXT);
+						_patches_newgame.se_flat_world_height = Clamp(value, 0, MAX_TILE_HEIGHT);
+						break;
+				}
+
 				SetWindowDirty(w);
-
-				_patches_newgame.starting_year = Clamp(_patches_newgame.starting_year + e->we.click.widget - CSCEN_START_DATE_TEXT, MIN_YEAR, MAX_YEAR);
 			}
-			_left_button_clicked = false;
-			break;
-		case CSCEN_START_DATE_TEXT: // Year text
-			WP(w, generate_d).widget_id = CSCEN_START_DATE_TEXT;
-			SetDParam(0, _patches_newgame.starting_year);
-			ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_START_DATE_QUERY_CAPT, 8, 100, w, CS_NUMERAL);
-			break;
-		case CSCEN_FLAT_LAND_HEIGHT_DOWN: case CSCEN_FLAT_LAND_HEIGHT_UP: // Height level buttons
-			/* Don't allow too fast scrolling */
-			if ((w->flags4 & WF_TIMEOUT_MASK) <= 2 << WF_TIMEOUT_SHL) {
-				HandleButtonClick(w, e->we.click.widget);
-				SetWindowDirty(w);
-
-				_patches_newgame.se_flat_world_height = Clamp(_patches_newgame.se_flat_world_height + e->we.click.widget - CSCEN_FLAT_LAND_HEIGHT_TEXT, 0, MAX_TILE_HEIGHT);
-			}
-			_left_button_clicked = false;
-			break;
-		case CSCEN_FLAT_LAND_HEIGHT_TEXT: // Height level text
-			WP(w, generate_d).widget_id = CSCEN_FLAT_LAND_HEIGHT_TEXT;
-			SetDParam(0, _patches_newgame.se_flat_world_height);
-			ShowQueryString(STR_CONFIG_PATCHES_INT32, STR_FLAT_WORLD_HEIGHT_QUERY_CAPT, 3, 100, w, CS_NUMERAL);
 			break;
-		}
-		break;
-
-	case WE_DROPDOWN_SELECT:
-		switch (e->we.dropdown.button) {
-			case CSCEN_MAPSIZE_X_PULLDOWN: _patches_newgame.map_x = e->we.dropdown.index + 6; break;
-			case CSCEN_MAPSIZE_Y_PULLDOWN: _patches_newgame.map_y = e->we.dropdown.index + 6; break;
-		}
-		SetWindowDirty(w);
-		break;
-
-	case WE_ON_EDIT_TEXT: {
-		if (e->we.edittext.str != NULL) {
-			int32 value = atoi(e->we.edittext.str);
-
-			switch (WP(w, generate_d).widget_id) {
-			case CSCEN_START_DATE_TEXT:
-				InvalidateWidget(w, CSCEN_START_DATE_TEXT);
-				_patches_newgame.starting_year = Clamp(value, MIN_YEAR, MAX_YEAR);
-				break;
-			case CSCEN_FLAT_LAND_HEIGHT_TEXT:
-				InvalidateWidget(w, CSCEN_FLAT_LAND_HEIGHT_TEXT);
-				_patches_newgame.se_flat_world_height = Clamp(value, 0, MAX_TILE_HEIGHT);
-				break;
-			}
-
-			SetWindowDirty(w);
-		}
-		break;
-	}
 	}
 }
 
@@ -727,17 +768,19 @@
 {    WWT_TEXTBTN, RESIZE_NONE,  6,  12, 115,  95, 124, STR_SE_FLAT_WORLD,       STR_SE_FLAT_WORLD_TIP},         // Empty (sea-level) map
 {    WWT_TEXTBTN, RESIZE_NONE,  6,  12, 115, 131, 160, STR_SE_RANDOM_LAND,      STR_022A_GENERATE_RANDOM_LAND}, // Generate
 
-{      WWT_PANEL, RESIZE_NONE, 12, 216, 251,  95, 106, 0x0,                     STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 252, 263,  95, 106, STR_0225,                STR_NULL}, // Mapsize X
-{      WWT_PANEL, RESIZE_NONE, 12, 279, 314,  95, 106, 0x0,                     STR_NULL},
-{    WWT_TEXTBTN, RESIZE_NONE, 12, 315, 326,  95, 106, STR_0225,                STR_NULL}, // Mapsize Y
+{       WWT_TEXT, RESIZE_NONE, 12, 182, 212,  96, 106, STR_MAPSIZE,             STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 216, 263,  95, 106, STR_NUM_1,               STR_NULL}, // Mapsize X
+{       WWT_TEXT, RESIZE_NONE, 12, 268, 276,  96, 106, STR_BY,                  STR_NULL},
+{   WWT_DROPDOWN, RESIZE_NONE, 12, 279, 326,  95, 106, STR_NUM_2,               STR_NULL}, // Mapsize Y
 
+{       WWT_TEXT, RESIZE_NONE,  0, 182, 212, 114, 124, STR_DATE,                STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 216, 227, 113, 124, SPR_ARROW_DOWN,          STR_029E_MOVE_THE_STARTING_DATE},
-{      WWT_PANEL, RESIZE_NONE, 12, 228, 314, 113, 124, 0x0,                     STR_NULL},
+{    WWT_TEXTBTN, RESIZE_NONE, 12, 228, 314, 113, 124, STR_GENERATE_DATE,       STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 315, 326, 113, 124, SPR_ARROW_UP,            STR_029F_MOVE_THE_STARTING_DATE},
 
+{       WWT_TEXT, RESIZE_NONE,  0, 182, 278, 132, 142, STR_FLAT_WORLD_HEIGHT,   STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 282, 293, 131, 142, SPR_ARROW_DOWN,          STR_FLAT_WORLD_HEIGHT_DOWN},
-{      WWT_PANEL, RESIZE_NONE, 12, 294, 314, 131, 142, 0x0,                     STR_NULL},
+{    WWT_TEXTBTN, RESIZE_NONE, 12, 294, 314, 131, 142, STR_NUM_3,               STR_NULL},
 {     WWT_IMGBTN, RESIZE_NONE, 12, 315, 326, 131, 142, SPR_ARROW_UP,            STR_FLAT_WORLD_HEIGHT_UP},
 {   WIDGETS_END},
 };
@@ -786,39 +829,39 @@
 static void ShowTerrainProgressProc(Window* w, WindowEvent* e)
 {
 	switch (e->event) {
-	case WE_CLICK:
-		switch (e->we.click.widget) {
-		case 2:
-			if (_cursor.sprite == SPR_CURSOR_ZZZ) SetMouseCursor(SPR_CURSOR_MOUSE, PAL_NONE);
-			ShowQuery(
-				STR_GENERATION_ABORT_CAPTION,
-				STR_GENERATION_ABORT_MESSAGE,
-				w,
-				AbortGeneratingWorldCallback
-			);
+		case WE_CLICK:
+			switch (e->we.click.widget) {
+				case 2:
+					if (_cursor.sprite == SPR_CURSOR_ZZZ) SetMouseCursor(SPR_CURSOR_MOUSE, PAL_NONE);
+					ShowQuery(
+						STR_GENERATION_ABORT_CAPTION,
+						STR_GENERATION_ABORT_MESSAGE,
+						w,
+						AbortGeneratingWorldCallback
+					);
+					break;
+			}
 			break;
-		}
-		break;
 
-	case WE_PAINT:
-		DrawWindowWidgets(w);
-
-		/* Draw the % complete with a bar and a text */
-		DrawFrameRect(19, 20, (w->width - 18), 37, 14, FR_BORDERONLY);
-		DrawFrameRect(20, 21, (int)((w->width - 40) * _tp.percent / 100) + 20, 36, 10, FR_NONE);
-		SetDParam(0, _tp.percent);
-		DrawStringCentered(90, 25, STR_PROGRESS, TC_FROMSTRING);
+		case WE_PAINT:
+			DrawWindowWidgets(w);
 
-		/* Tell which class we are generating */
-		DrawStringCentered(90, 46, _tp.cls, TC_FROMSTRING);
+			/* Draw the % complete with a bar and a text */
+			DrawFrameRect(19, 20, (w->width - 18), 37, 14, FR_BORDERONLY);
+			DrawFrameRect(20, 21, (int)((w->width - 40) * _tp.percent / 100) + 20, 36, 10, FR_NONE);
+			SetDParam(0, _tp.percent);
+			DrawStringCentered(90, 25, STR_PROGRESS, TC_FROMSTRING);
 
-		/* And say where we are in that class */
-		SetDParam(0, _tp.current);
-		SetDParam(1, _tp.total);
-		DrawStringCentered(90, 58, STR_GENERATION_PROGRESS, TC_FROMSTRING);
+			/* Tell which class we are generating */
+			DrawStringCentered(90, 46, _tp.cls, TC_FROMSTRING);
 
-		SetWindowDirty(w);
-		break;
+			/* And say where we are in that class */
+			SetDParam(0, _tp.current);
+			SetDParam(1, _tp.total);
+			DrawStringCentered(90, 58, STR_GENERATION_PROGRESS, TC_FROMSTRING);
+
+			SetWindowDirty(w);
+			break;
 	}
 }