| Attribute | 
Protection | 
Description | 
| $m_arrCrosswords | 
Static Public | 
Global Array with all Crosswords | 
| $m_intUniqueId | 
Protected | 
The unique ID of this Crossword | 
| $m_intWidthOfCrossword | 
Protected | 
Width of the crossword. | 
| $m_intHeighthOfCrossword | 
Protected | 
Height of the crossword. | 
| $m_arrBoxes[x,y] | 
Protected | 
Array where every box is stored with ist x and y
coordinates. | 
| $m_arrErrorBoxes | 
Protected | 
Array with boxes, which are out of bound or with
similair failures. | 
| $m_blnIsError | 
Protected | 
If this flag is true, then is in the whole crossword at
least one box with error. | 
| $m_strErrorDialog | 
Protected | 
The content of the error dialog widget on the frontend | 
| $m_objPiBase | 
Public | 
The tslib_pibase for some helper methods. |