Determines a window edge or corner.
Value | Symbolic name | Description |
| 0 | Gdk::WINDOW_EDGE_NORTH_WEST | the top left corner. |
| 1 | Gdk::WINDOW_EDGE_NORTH | the top edge. |
| 2 | Gdk::WINDOW_EDGE_NORTH_EAST | the top right corner. |
| 3 | Gdk::WINDOW_EDGE_WEST | the left edge. |
| 4 | Gdk::WINDOW_EDGE_EAST | the right edge. |
| 5 | Gdk::WINDOW_EDGE_SOUTH_WEST | the lower left corner. |
| 6 | Gdk::WINDOW_EDGE_SOUTH | the lower edge. |
| 7 | Gdk::WINDOW_EDGE_SOUTH_EAST | the lower right corner. |