| Entry | |
|---|---|
| R1 | Pointer to block to return result |
| Block | |
| +0 | Window Handle |
| Exit | |
|---|---|
| R1 | Block is updated |
| Block | |
| +0 | Window handle, or -2 for icon bar |
| +4 | Visible area minimum x |
| +8 | Visible area minimum y |
| +12 | Visible area maximum x |
| +16 | Visible area maximum y |
| +20 | Scroll x offset |
| +24 | Scroll y offset |
| +28 | Window Locations |
| +32 | Window Flags |
The syntax of this call will return a windows visible state.
Another syntax form of this call can be used to information relating to specific window and its parent window to be returned. This, however, requires a Window Manager with nested window capability.