private void Start_Btn_Click(object sender, EventArgs e)
{
if (Start_Btn.Text == "停止爬公司列表")
{
CancelTokenCounty.Cancel();
Start_Btn.Text = "停止中.....";
}
else if (Start_Btn.Text == "开始爬公司列表")
{
Start_Btn.Text = "停止爬公司列表";
listBox1.Items.Insert(0, G("爬公司列表已开始"));
toolStripProgressBar1.Maximum = MakepoloCompany.CountyPageUrlQueue.Count();
toolStripProgressBar1.Minimum = 0;
toolStripProgressBar1.Step = 1;
var Tasks = new List <Task>();
for (int j = 0; j < 5; j++)
{
Tasks.Add(Task.Run(async() =>
{
var str = string.Format("线程{0}已启动.", Thread.CurrentThread.ManagedThreadId);
UI(() => { listBox1.Items.Insert(0, G(str)); });
while (!CancelTokenCounty.IsCancellationRequested)
{
try
{
if (MakepoloCompany.DequeuePageUrl(out KeyValuePair <string, string> SourceUrl))
{
var UrlResult = await MakepoloCompany.GetPageContextAsync(SourceUrl.Key, SourceUrl.Value);
UI(() =>
{
CountyLsBox.Items.AddRange(UrlResult.ToArray());
toolStripProgressBar1.PerformStep();
toolStripProgressBar2.Maximum = CountyLsBox.Items.Count;
});
}
else
{
CancelTokenCounty.Cancel();
}
}
catch (Exception ex)
{
UI(() => { listBox1.Items.Insert(0, G(ex.Message)); });
}
Thread.Sleep(10);
}
;
}, CancelTokenCounty.Token).ContinueWith((t) =>
{
Tasks.Remove(t);
var str = string.Format("线程{0}已退出.", Thread.CurrentThread.ManagedThreadId);
UI(() => { listBox1.Items.Insert(0, G(str)); });
}));
}
Task.WhenAll(Tasks.ToArray()).ContinueWith((t) =>
{
MakepoloCompany.SaveCompanyUrl();
UI(() =>
{
listBox1.Items.Insert(0, G(string.Format("公司地址保存成功,总共拉取{0}个.", CountyLsBox.Items.Count)));
Start_Btn.Text = "开始爬公司列表";
CancelTokenCounty = new CancellationTokenSource();
});
});
}
}
private void button1_Click(object sender, EventArgs e)
{
if (CompanyDetail_Btn.Text == "停止爬公司详情")
{
CancelTokenCompayDetails.Cancel();
CompanyDetail_Btn.Text = "停止中.....";
}
else if (CompanyDetail_Btn.Text == "开始爬公司详情")
{
CompanyDetail_Btn.Text = "停止爬公司详情";
UI(() => { listBox2.Items.Insert(0, G("爬公司详情已开始")); });
toolStripProgressBar2.Minimum = 0;
toolStripProgressBar2.Step = 1;
var Tasks = new List <Task>();
MakepoloCompany.HandlerMsg += (msg) =>
{
UI(() => { listBox2.Items.Insert(0, G(msg)); });
};
for (int i = 0; i < 10; i++)
{
Tasks.Add(Task.Run(async() =>
{
var str = string.Format("线程{0}已起动.", Thread.CurrentThread.ManagedThreadId);
UI(() => { listBox2.Items.Insert(0, G(str)); });
while (!CancelTokenCompayDetails.IsCancellationRequested)
{
try
{
if (MakepoloCompany.DequeueCompanyDetailsUrl(out KeyValuePair <string, string[]> Com))
{
foreach (var item in Com.Value)
{
var list = await MakepoloCompany.GetPageDetailsContextAsync(Com.Key, item);
if (list == null)
{
var str1 = string.Format("线程{0}空闲,休息5S.", Thread.CurrentThread.ManagedThreadId);
UI(() =>
{
listBox2.Items.Insert(0, G(str1));
});
Thread.Sleep(5000);
}
else
{
UI(() =>
{
toolStripProgressBar2.PerformStep();
foreach (var Company in list)
{
CompanyDetail_LsBox.Items.Insert(0, (Company.Name ?? "") + "--" + Company.Address);
}
});
}
}
}
else
{
CancelTokenCompayDetails.Cancel();
}
}
catch (Exception ex)
{
if (ex.Message == "1")
{
CancelTokenCompayDetails.Cancel();
}
UI(() => { listBox2.Items.Insert(0, G(ex.Message)); });
}
Thread.Sleep(10);
}
}, CancelTokenCompayDetails.Token).ContinueWith((t) =>
{
Tasks.Remove(t);
var str = string.Format("线程{0}已退出.", Thread.CurrentThread.ManagedThreadId);
UI(() => { listBox2.Items.Insert(0, G(str)); });
}));
}
Task.WhenAll(Tasks.ToArray()).ContinueWith((t =>
{
MakepoloCompany.SaveCompanyDetails();
UI(() =>
{
listBox2.Items.Insert(0, G("爬公司详情已停止"));
listBox2.Items.Insert(0, G(string.Format("公司信息保存成功,总共拉取{0}条记录", CompanyDetail_LsBox.Items.Count)));
CompanyDetail_Btn.Text = "开始爬公司详情";
CancelTokenCompayDetails = new CancellationTokenSource();
});
}));
}
}
public MainFrm()
{
InitializeComponent();
MakepoloCompany.GetCountyPageUrl();
}
