Method getValue

ij/src/main/java/ij/Macro.java:111–153

(String options, String key, String defaultValue)

	}

	public static String getValue(String options, String key, String defaultValue) {
		key = trimKey(key);
		if (!options.endsWith(" "))
			options = options + " ";
        key += '=';
		int index=-1;
		do { // Require that key not be preceded by a letter
			index = options.indexOf(key, ++index);
			if (index<0) return defaultValue;
		} while (index!=0&&Character.isLetter(options.charAt(index-1)));
		options = options.substring(index+key.length(), options.length());
		if (options.charAt(0)=='\'') {
			index = options.indexOf("'",1);
			if (index<0)
				return defaultValue;
			else
				return options.substring(1, index);
		} else if (options.charAt(0)=='[') {
			int count = 1;
			index = -1;
			for (int i=1; i<options.length(); i++) {
				char ch = options.charAt(i);
				if (ch=='[')
					count++;
				else if (ch==']')
					count--;
				if (count==0) {
					index = i;
					break;
				}
			}
			if (index<0)
				return defaultValue;
			else
				return options.substring(1, index);
		} else {
			index = options.indexOf(" ");
			if (index<0)
				return defaultValue;
			else
				return options.substring(0, index);
		}
	}
	
	public static String trimKey(String key) {
		if (key==null)