int GetNumCheckedItems (int panelHandle, int controlID, int *numberOfItems);
Returns the number of checked list items in a list control.
This function applies only to list boxes with the check mode attribute enabled.
| Input | ||
| Name | Type | Description |
| panelHandle | integer | Specifier for a particular panel that is currently in memory. You obtain this handle from LoadPanel, NewPanel, or DuplicatePanel. |
| controlID | integer | The defined constant, located in the .uir header file, that you assigned to the control in the User Interface Editor, or the ID returned by NewCtrl or DuplicateCtrl. |
| Output | ||
| Name | Type | Description |
| numberOfItems | integer | The number of checked items in the list box. |
| Name | Type | Description | ||||
| status | integer | Return value indicating whether the function was successful. A negative number indicates that an error occurred.
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