private void WorkerToSend_DoWork(object sender, DoWorkEventArgs e)
{
//byte[] data = ReadImageFile(Application.StartupPath + "\\1.jpg");
//utton2.Text = data.Length.ToString();
int dot = 1;
int index = 0;
//System.Threading.Thread sf = new System.Threading.Thread(SetSendFlag);
while (index < data.Length)
{
sendFlag = false;
int j;
if (data.Length - index < 8000)
{
j = data.Length - index;
}
else
{
j = 8000;
}
byte[] newdata = new byte[j + 3];
newdata[0] = Convert.ToByte('/');
newdata[1] = Convert.ToByte('i');
newdata[2] = Convert.ToByte('.');
for (int i = 0; i < j; i++)
{
newdata[i + 3] = data[index + i];
}
c.Send(newdata);
index += j;
string temp = "";
for (int i = 0; i < dot; i++)
{
temp += ".";
}
this.Invoke(new MethodInvoker(delegate() { this.Text = "圖片傳送中" + temp; }));
dot++;
if (dot == 4)
{
dot = 0;
}
Thread.Sleep(50);
}
c.Send("/f." + Username);
this.Invoke(new MethodInvoker(delegate() { this.Text = Username + "-塗鴉聊天室"; }));
sendFlag = true;
WorkerToSend.WorkerSupportsCancellation = true;
WorkerToSend.CancelAsync();
}
private void button2_Click(object sender, EventArgs e)
{
if (imgflag)
{
OpenFileDialog imageloader = new OpenFileDialog();
imageloader.Title = "請選擇一張圖片";
imageloader.Filter = "|*.jpg";
if (imageloader.ShowDialog() == DialogResult.OK)
{
data = ReadImageFile(imageloader.FileName);
WorkerToSend.RunWorkerAsync();
}
}
}
private void 傳送圖片ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (imgflag)
{
OpenFileDialog imageloader = new OpenFileDialog();
imageloader.Title = "請選擇一張圖片";
imageloader.Filter = "|*.jpg";
if (imageloader.ShowDialog() == DialogResult.OK)
{
data = ReadImageFile(imageloader.FileName);
WorkerToSend.RunWorkerAsync();
}
}
else
{
MessageBox.Show("尚有圖片傳送中!");
}
}
