diff -r 306c78d5d597 src/settings_gui.cpp
--- a/src/settings_gui.cpp	Sun Nov 02 13:15:20 2008 +0100
+++ b/src/settings_gui.cpp	Sun Nov 02 13:24:18 2008 +0100
@@ -1010,6 +1010,46 @@
  */
 void TreeField::DrawPatch(GameSettings *patches_ptr, const SettingDesc *sd, int x, int y, byte state)
 {
+	const SettingDescBase *sdb = &sd->desc;
+	const void *var = GetVariableAddress(patches_ptr, &sd->save);
+	bool editable = true;
+	bool disabled = false;
+
+	// We do not allow changes of some items when we are a client in a networkgame
+	if (!(sd->save.conv & SLF_NETWORK_NO) && _networking && !_network_server) editable = false;
+	if ((sdb->flags & SGF_NETWORK_ONLY) && !_networking) editable = false;
+	if ((sdb->flags & SGF_NO_NETWORK) && _networking) editable = false;
+
+	if (sdb->cmd == SDT_BOOLX) {
+		static const int _bool_ctabs[2][2] = {{9, 4}, {7, 6}};
+		/* Draw checkbox for boolean-value either on/off */
+		bool on = (*(bool*)var);
+
+		DrawFrameRect(x, y, x + 19, y + 8, _bool_ctabs[!!on][!!editable], on ? FR_LOWERED : FR_NONE);
+		SetDParam(0, on ? STR_CONFIG_PATCHES_ON : STR_CONFIG_PATCHES_OFF);
+	} else {
+		int32 value;
+
+		value = (int32)ReadValue(var, sd->save.conv);
+
+		/* Draw [<][>] boxes for settings of an integer-type */
+		DrawArrowButtons(x, y, COLOUR_YELLOW, state, (editable && value != sdb->min), (editable && value != sdb->max));
+
+		disabled = (value == 0) && (sdb->flags & SGF_0ISDISABLED);
+		if (disabled) {
+			SetDParam(0, STR_CONFIG_PATCHES_DISABLED);
+		} else {
+			if (sdb->flags & SGF_CURRENCY) {
+				SetDParam(0, STR_CONFIG_PATCHES_CURRENCY);
+			} else if (sdb->flags & SGF_MULTISTRING) {
+				SetDParam(0, sdb->str + value + 1);
+			} else {
+				SetDParam(0, (sdb->flags & SGF_NOCOMMA) ? STR_CONFIG_PATCHES_INT32 : STR_7024);
+			}
+			SetDParam(1, value);
+		}
+	}
+	DrawString(x + 25, y, (sdb->str) + disabled, TC_FROMSTRING);
 }
 
 static const char *_patches_ui[] = {