private void writeAsyncB_Click(object sender, EventArgs e)
{
PLC p = SelectedPLC;
if (p == null)
{
return;
}
DynamicByteProvider dbp = (DynamicByteProvider)rwHB.ByteProvider;
byte[] data = dbp.Bytes.ToArray();
int offset = (int)rwOffsetNUD.Value;
rwStatusL.Text = "Writing asynchronously...";
p.BeginWriteRaw(offset, data, new AsyncCallback(writeAsyncHandler), p);
}
private void massWriteB_Click(object sender, EventArgs e)
{
Object o = plcLB.SelectedItem;
if (o == null)
{
return;
}
PLC plc = (PLC)o;
MemoryStream ms = new MemoryStream();
BinaryWriter bw = new BinaryWriter(ms);
for (int i = 0; i < 100; i++)
{
bw.Write(i * 2);
}
plc.BeginWriteRaw(0, ms.GetBuffer(), new AsyncCallback(WriteRawAsyncHandler), plc);
}
public void ReadWriteRawAsyncTest()
{
const int INT_COUNT = 200;
MemoryStream ms = new MemoryStream(INT_COUNT * 4);
BinaryWriter bw = new BinaryWriter(ms);
for (int i = 0; i < INT_COUNT; i++)
{
bw.Write(i * 2);
}
IAsyncResult ar = plc.BeginWriteRaw(0, ms.GetBuffer(), null, null);
ar.AsyncWaitHandle.WaitOne();
plc.EndWrite(ar);
ar = plc.BeginRead(0, INT_COUNT * 4, null, null);
ar.AsyncWaitHandle.WaitOne();
BinaryReader br = plc.EndRead(ar);
for (int i = 0; i < INT_COUNT; i++)
{
Assert.AreEqual(i * 2, br.ReadInt32());
}
}
