create lab directory in parent

abstract MazeParams to be able to set them easily
doit.sh support new class creation
updated README

Signed-off-by: philippe lhardy <philippe@pavilionartlogiciel>

doit.sh

@@ -1,5 +1,19 @@
 #!/bin/bash
 
+setup()
+{
+    if [[ ! -d java ]]
+    then
+	echo "[FATAL] this tools $0 is intended to be run within laby project. Missing java directory." >&2
+	exit 1
+    fi
+    if [[ ! -d lab ]]
+    then
+	echo "[INFO] Creating directory lab to save default lab created"
+	mkdir lab
+    fi
+}
+
 do_code()
 {
     background=$1
@@ -127,15 +141,17 @@ done
 
 if [[ -z $DIALOG ]]
 then
-    echo "no console gui support (within $possible_console_gui)  => no menus "
+    echo "[ERROR] no console gui support (no dialog tool found within $possible_console_gui)  => no menus " >&2
     exit 1
 fi
 
+setup
+
 action=initial
 
 while [[ $action != quit ]]
 do
-    action=$($DIALOG --menu "Ultra Light IDE" 20 80 12 run "Run it" clean "Clean All" ant "Ant build" test "Test it" readme "Read me" code "Code" codebg "Code in background" deb "Debian package" properties "Edit Properties" quit "Quit" 3>&1 1>&2 2>&3)
+    action=$($DIALOG --menu "Ultra Light IDE" 20 80 12 run "Run it" clean "Clean All" ant "Ant build" test "Test it" readme "Read me" code "Code" codebg "Code in background" deb "Debian package" properties "Edit Properties" create "Create a new class" quit "Quit" 3>&1 1>&2 2>&3)
 
     if [[ $action == run ]]
     then
@@ -166,9 +182,21 @@ do
 	do_code $action
     elif [[ $action == readme ]]
     then
-	$DIALOG --textbox README 20 80
+	$DIALOG --textbox README 40 80 --scrolltext
     elif [[ $action == properties ]]
     then
 	edit_properties project_params
+    elif [[ $action == create ]]
+    then
+	newclass=$($DIALOG --inputbox "Enter new class name" 10 80 "NewClass" 3>&1 1>&2 2>&3)
+	if [[ $? = 0 ]]
+	then
+	    if [[ -n $newclass ]]
+	    then
+		pushd java
+		make work/$newclass
+		popd
+	    fi
+	fi
     fi
 done