| pRTI | The popup dialog runtime class. Should be derived from CBCGPDialog |
| lpszTemplateName | The popup dialog resource name. |
| bIsResizable | Specifies whether the popup dialog is resizable or not. |
| bComboBoxMode | If this parameter is TRUE, the control behaves like a combo box in drop list mode (there is no caret and edit cusror and user cannot select text inside the edit box). |
| bIsRightAligned | Specifies whether the popup dialog is right-aligned or not. |
| lpUserData | The user-defined data passed to the popup dialog. |