Wimp screen edge notifications

Introduction and Overview

When the pointer idles at the edge of the screen a message is sent to all tasks. At present this message relies on the iconbar toggle being enabled. Future versions may not have this restriction.

Messages

Message_ScreenEdgeNotification&400D2
The pointer has idled over the edge of the screen
OffsetContents
16&400D2 (Message_ScreenEdgeNotification)
20Bit mask:
Bit(s)Meaning
0Left of screen
1Bottom of screen
2Right of screen
3Top of screen
4-31Reserved, must be zero
WindowManager
Tasks
Message must be sent directly to task

Message may only be sent normally (reason code 17)

This message is sent by the WindowManager when the pointer idles over the edge of the screen. It is intended that shortcut applications might use this to activate themselves.