Clarion Community Help

This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong.

| **Navigation:**  [[abc library reference.htm|ABC Library Reference]] > GraphClass > GraphClass Methods >====== BeginRefresh (prepare drawing of graph class object) ====== | [[alltext return full graph text information .htm|{{btn_prev_n.gif|Previous page}}]][[abc library reference.htm|{{btn_home_n.gif|Return to chapter overview}}]][[calcbestpositionnodetext calculate graph text best fit position .htm|{{btn_next_n.gif|Next page}}]] |
|  ||

**BeginRefresh( )**

{{blk2blue.jpg|blk2blue.jpg}}

| **BeginRefresh** | Force a redraw of graph object |

The **BeginRefresh** method carries out the role of a callback function. This method is called at the beginning of the Refresh method, and used for the purpose of preparing the diagram list and their respective nodes to draw.

The default return value is FALSE. If the method returns TRUE, the graph object is not redrawn.

**Return Data Type:**     BOOL

**Implementation:**

The BeginRefresh method is called from the graph object's Refresh method

**See Also:**     [[refresh refresh drawing of graphclass object .htm|Refresh]],