Index: /trunk/data/defaultpresets.xml
===================================================================
--- /trunk/data/defaultpresets.xml	(revision 5996)
+++ /trunk/data/defaultpresets.xml	(revision 5997)
@@ -64,4 +64,5 @@
   editable: allow to add other values as text (default is "true")
   match: none/key/key!/keyvalue (default is none, see below for more information)
+  length: length of input box (number of characters allowed)
 
 multiselect: list of values from which zero or more can be selected
@@ -149,6 +150,6 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -175,6 +176,6 @@
             <key key="highway" value="motorway_link" />
             <optional>
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -202,6 +203,6 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -228,6 +229,6 @@
             <text key="ref" text="Reference" />
             <optional>
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -256,6 +257,6 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -282,6 +283,6 @@
             <key key="highway" value="primary_link" />
             <optional>
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -311,6 +312,6 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -336,6 +337,6 @@
             <key key="highway" value="secondary_link" />
             <optional>
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -365,6 +366,6 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -390,6 +391,6 @@
             <key key="highway" value="tertiary_link" />
             <optional>
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -417,6 +418,6 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -446,6 +447,6 @@
             <text key="name" text="Name" />
             <optional>
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -472,6 +473,6 @@
             <text key="name" text="Name" />
             <optional>
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
                 <check key="oneway" text="Oneway" default="off" />
@@ -500,6 +501,6 @@
             <text key="name" text="Name" />
             <optional>
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
                 <check key="area" text="Area" default="off" />
@@ -528,6 +529,6 @@
                 <combo key="service" text="Serviceway type" values="alley,driveway,parking_aisle" />
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -574,6 +575,6 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -600,6 +601,6 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -675,6 +676,6 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
-                <combo key="lanes" text="Lanes" values="1,2,3,4,5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
+                <combo key="lanes" text="Lanes" values="1,2,3,4,5" length="3" />
                 <check key="oneway" text="Oneway" default="off" />
                 <check key="bridge" text="Bridge" default="off" />
@@ -701,5 +702,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" default="1" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" default="1" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <text key="maxweight" text="Max. weight (tonnes)" />
@@ -739,5 +740,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <combo key="surface" text="Surface" values="paved,concrete,cobblestone,gravel,ground,grass,sand" />
                 <check key="oneway" text="Oneway" default="off" />
@@ -770,5 +771,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
                 <check key="oneway" text="Oneway" default="off" />
@@ -812,5 +813,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
@@ -857,5 +858,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
                 <check key="oneway" text="Oneway" default="off" />
@@ -882,5 +883,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
                 <check key="oneway" text="Oneway" default="off" />
@@ -906,5 +907,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
                 <check key="oneway" text="Oneway" default="off" />
@@ -932,5 +933,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
                 <check key="bridge" text="Bridge" default="off" />
@@ -957,5 +958,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
                 <text key="step_count" text="Amount of Steps" />
@@ -1561,5 +1562,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" default="-1" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" default="-1" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <text key="width" text="Width (meters)" />
@@ -1582,5 +1583,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
                 <text key="width" text="Width (meters)" />
@@ -1601,5 +1602,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <text key="width" text="Width (meters)" />
             </optional>
@@ -1618,5 +1619,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <text key="width" text="Width (meters)" />
             </optional>
@@ -1639,5 +1640,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <text key="width" text="Width (meters)" />
                 <combo key="incline" text="Incline" values="10%,-10%,10°,-10°,up,down" />
@@ -1658,5 +1659,5 @@
             <key key="waterway" value="drain" />
             <text key="name" text="Name" />
-            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
         </item>
         <item name="Ditch" icon="presets/waterway.png" type="way">
@@ -1669,5 +1670,5 @@
             <key key="waterway" value="ditch" />
             <text key="name" text="Name" />
-            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
         </item>
         <item name="Stream" icon="presets/waterway.png" type="way">
@@ -1683,5 +1684,5 @@
             <key key="waterway" value="stream" />
             <text key="name" text="Name" />
-            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
         </item>
         <item name="Canal" icon="presets/waterway.png" type="way">
@@ -1695,5 +1696,5 @@
             <key key="waterway" value="canal" />
             <text key="name" text="Name" />
-            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
             <text key="wikipedia" text="Wikipedia" />
         </item>
@@ -1709,5 +1710,5 @@
             <key key="waterway" value="river" />
             <text key="name" text="Name" />
-            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
             <text key="wikipedia" text="Wikipedia" />
         </item>
@@ -1785,5 +1786,5 @@
             <optional>
                 <text key="name" text="Name" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" default="-1" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" default="-1" length="3" />
                 <text key="width" text="Width (meters)" />
                 <combo key="incline" text="Incline" values="10%,-10%,10°,-10°,up,down" />
@@ -2091,5 +2092,5 @@
                 <check key="cutting" text="Cutting" default="off" />
                 <check key="embankment" text="Embankment" default="off" />
-                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+                <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
                 <combo key="surface" text="Surface" values="paved,unpaved,asphalt,concrete,metal,wood,paving_stones,cobblestone,gravel,pebblestone,compacted,grass_paver,grass,sand,ground" />
                 <text key="maxspeed" text="Max. speed (km/h)" />
@@ -6316,5 +6317,5 @@
             <label text="Edit Bridge" />
             <key key="type" value="bridge" />
-            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
             <text key="name" text="Name" />
             <text key="ref" text="Reference" />
@@ -6333,5 +6334,5 @@
             <label text="Edit Tunnel" />
             <key key="type" value="tunnel" />
-            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" />
+            <combo key="layer" text="Layer" values="5,4,3,2,1,0,-1,-2,-3,-4,-5" length="3" />
             <text key="name" text="Name" />
             <text key="ref" text="Reference" />
Index: /trunk/data/tagging-preset.xsd
===================================================================
--- /trunk/data/tagging-preset.xsd	(revision 5996)
+++ /trunk/data/tagging-preset.xsd	(revision 5997)
@@ -119,5 +119,5 @@
 		<attribute name="auto_increment" type="string" />
 		<attribute name="match" type="tns:match" />
-        <attribute name="length" type="positiveInteger" />
+		<attribute name="length" type="positiveInteger" />
 
 		<attribute name="type" use="prohibited" />
@@ -153,4 +153,5 @@
 		<attribute name="editable" type="boolean" />
 		<attribute name="match" type="tns:match" />
+		<attribute name="length" type="positiveInteger" />
 
 		<attribute name="type" use="prohibited" />
Index: /trunk/src/org/openstreetmap/josm/gui/tagging/TaggingPreset.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/tagging/TaggingPreset.java	(revision 5996)
+++ /trunk/src/org/openstreetmap/josm/gui/tagging/TaggingPreset.java	(revision 5997)
@@ -947,4 +947,5 @@
         public boolean editable = true;
         protected JosmComboBox combo;
+        public String length;
 
         public Combo() {
@@ -973,4 +974,7 @@
             AutoCompletingTextField tf = new AutoCompletingTextField();
             initAutoCompletionField(tf, key);
+            if (length != null && !length.isEmpty()) {
+                tf.setMaxChars(new Integer(length));
+            }
             AutoCompletionList acList = tf.getAutoCompletionList();
             if (acList != null) {