private void set_txt(object obj)
{
Thread.Sleep(2000);
D_SetTxt d_set_txt = new D_SetTxt(f_set_txt);
this.Invoke(d_set_txt, "Current Thread ID:" + Thread.CurrentThread.ManagedThreadId.ToString() + " " + obj.ToString());
}
private int f_add(int a, int b)
{
D_SetTxt d_set_txt = new D_SetTxt(f_set_txt);
this.Invoke(d_set_txt, "ADD Start");
Thread.Sleep(3000);
this.Invoke(d_set_txt, "ADD Complete");
return(a + b);
}
private void set_txt_with_doc(object obj)
{
BsonDocument doc = (BsonDocument)obj;
Thread.Sleep(Convert.ToInt16(doc["sleep"].ToString()));
D_SetTxt d_set_txt = new D_SetTxt(f_set_txt);
this.Invoke(d_set_txt, "Current Thread ID:" + Thread.CurrentThread.ManagedThreadId.ToString() + " " + doc["txt"].ToString());
}
private void f_complete(IAsyncResult result)
{
D_SetTxt d_set_txt = new D_SetTxt(f_set_txt);
D_Add handler = (D_Add)((AsyncResult)result).AsyncDelegate;
string str_result = handler.EndInvoke(result).ToString();
string str_state = result.AsyncState.ToString();
this.Invoke(d_set_txt, "Complte Async Result:" + str_result);
this.Invoke(d_set_txt, "Complte ASync State:" + str_state);
}
private void set_txt()
{
for (int i = 1; i < 10; ++i)
{
//这么调用会失败，产生错误“线程间操作无效”
//this.txt_result.Text = i.ToString();
//需要用委托调用
D_SetTxt d_set_txt = new D_SetTxt(f_set_txt);
//用invoke 方法来达到线程间操作的目的
this.Invoke(d_set_txt, "Thread Set Text:" + i.ToString());
Thread.Sleep(500);
}
}
private void f_complete(IAsyncResult result)
{
D_SetTxt d_set_txt = new D_SetTxt(f_set_txt);
D_Add handler = (D_Add)((AsyncResult)result).AsyncDelegate;
string str_result = handler.EndInvoke(result).ToString();
string str_state = result.AsyncState.ToString();
this.Invoke(d_set_txt, "Complte Async Result:"+str_result);
this.Invoke(d_set_txt,"Complte ASync State:"+ str_state);
}
private int f_add(int a, int b)
{
D_SetTxt d_set_txt = new D_SetTxt(f_set_txt);
this.Invoke(d_set_txt, "ADD Start");
Thread.Sleep(3000);
this.Invoke(d_set_txt, "ADD Complete");
return a + b;
}
private void set_txt_with_doc(object obj)
{
BsonDocument doc = (BsonDocument)obj;
Thread.Sleep(Convert.ToInt16(doc["sleep"].ToString()));
D_SetTxt d_set_txt = new D_SetTxt(f_set_txt);
this.Invoke(d_set_txt, "Current Thread ID:" + Thread.CurrentThread.ManagedThreadId.ToString() + " " +doc["txt"].ToString());
}
private void set_txt(object obj)
{
Thread.Sleep(2000);
D_SetTxt d_set_txt = new D_SetTxt(f_set_txt);
this.Invoke(d_set_txt,"Current Thread ID:"+ Thread.CurrentThread.ManagedThreadId.ToString()+" "+ obj.ToString());
}
private void set_txt()
{
for (int i = 1; i < 10; ++i)
{
//这么调用会失败，产生错误“线程间操作无效”
//this.txt_result.Text = i.ToString();
//需要用委托调用
D_SetTxt d_set_txt = new D_SetTxt(f_set_txt);
//用invoke 方法来达到线程间操作的目的
this.Invoke(d_set_txt,"Thread Set Text:"+ i.ToString());
Thread.Sleep(500);
}
}