StreamProvider.onDataWritable Member
Syntax
object.onDataWritable(request, ctxt, ostream, offset, count);
Arguments
| Argument | Summary |
|---|---|
| request | |
| ctxt | |
| ostream | |
| offset | |
| count |
Returns
Remarks
See Also
Source Code
function sp_datawrite (request, ctxt, ostream, offset, count)
{
//dd ("StreamProvider.prototype.onDataWritable");
if ("isClosed" in this && this.isClosed)
throw Components.results.NS_BASE_STREAM_CLOSED;
if (!this.pendingData)
{
this.isBlocked = true;
/* this is here to support pre-XPCDOM builds (0.9.0 era), which
* don't have this result code mapped. */
if (!Components.results.NS_BASE_STREAM_WOULD_BLOCK)
throw 2152136711;
throw Components.results.NS_BASE_STREAM_WOULD_BLOCK;
}
var len = ostream.write (this.pendingData, this.pendingData.length);
this.pendingData = this.pendingData.substr (len);
}