Message_DataSave (changes)
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WindowManager
» Messages
» Message Codes
» Message_DataSave
Message_DataSave
(Code &1)
| Message Block | |
|---|---|
| +20 | Destination window handle |
| +24 | Destination icon handle |
| +28 | Destination screen x |
| +32 | Destination screen y |
| +36 | Estimated size |
| +40 | Filetype of data (&1000 for directory, &2000 for application, -1 for untyped) |
| +44 | Proposed leafname (zero terminated) |
Use
This message is used to indicate that a task wants to save data to a receiver.
Notes
If this message is ignored by the receiver, then the task originator should do nothing.
An application that receives this message should store the ‘my_ref’ of each DataSave message, to check against any future Message_DataSaved message you might receive.
Normal use:
- User has terminated a drag
- Get the first four words with Wimp_GetPointerInfo
- Send the message to mentioned window
Possible use:
- Task sends Message_DataSaveAck (wishes to use file transfer)
- Task sends Message_RAMFetch (wishes to use memory transfer)
- Task does not reply (not interested in files of a specific filetype)
See also
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