/// <summary>
/// 引发 <see cref="QueryCloseApplication"/> 事件
/// </summary>
protected virtual void OnQueryCloseApplication(QueryCloseApplicationEventArgs e)
{
if (QueryCloseApplication == null)
return;
QueryCloseApplication(this, e);
}
/// <summary>
/// 引发 <see cref="QueryCloseApplication"/> 事件
/// </summary>
protected virtual void OnQueryCloseApplication(QueryCloseApplicationEventArgs e)
{
if (QueryCloseApplication == null)
{
return;
}
QueryCloseApplication(this, e);
}
protected override void OnRequestCloseApplication(FSLib.App.SimpleUpdater.QueryCloseApplicationEventArgs e)
{
label1.Text = "正在关闭程序..";
//取消屏蔽下面这行，则会进行默认的处理（询问或自动关闭，依据更新信息的要求来）。如果屏蔽，则必须自己处理进程，并设置 e.IsCancelled 的值。
//base.OnRequestCloseApplication(e);
foreach (var p in e.Processes)
{
p.Kill();
}
//如果需要自定义处理，那么处理完成后一定要赋予一个值，否则会导致更新库对此处的值保持等待。
//设置为false表示正常结束。返回true则表明出现了问题，要求取消更新
e.IsCancelled = false;
}
/// <summary>
/// 提示用户关闭程序
/// </summary>
/// <returns></returns>
void NotifyUserToCloseApp(QueryCloseApplicationEventArgs e)
{
//强制结束进程
if (Context.UpdateInfo.ForceKillProcesses)
{
foreach (var p in e.Processes)
{
try
{
p.Kill();
}
catch (Exception ex)
{
Context.Exception = ex;
e.IsCancelled = true;
}
}
e.IsCancelled = false;
return;
}
using (var ca = new CloseApp())
{
ca.AttachProcessList(e.Processes);
e.IsCancelled = ca.ShowDialog() != DialogResult.OK;
}
}
/// <summary>
/// 关闭主程序进程
/// </summary>
bool CloseApplication(RunworkEventArgs e)
{
Trace.TraceInformation("开始关闭进程");
e.ReportProgress(0, 0, "正在关闭进程....");
var closeApplication = new List<Process>();
foreach (var pid in Context.ExternalProcessID)
{
try
{
closeApplication.Add(Process.GetProcessById(pid));
Trace.TraceInformation("添加进程PID=" + pid + "到等待关闭列表");
}
catch (Exception ex)
{
Trace.TraceInformation("添加进程PID=" + pid + "到等待关闭列表时出错：" + ex.Message);
}
}
foreach (var pn in Context.ExternalProcessName)
{
closeApplication.AddRange(Process.GetProcessesByName(pn));
Trace.TraceInformation("添加进程名=" + pn + "到等待关闭列表");
}
if (closeApplication.Count > 0)
{
//是否强制关闭进程？
if (Context.AutoKillProcesses)
{
closeApplication.ForEach(s => s.Kill());
return true;
}
var evt = new QueryCloseApplicationEventArgs(closeApplication, NotifyUserToCloseApp);
e.PostEvent(_ => OnQueryCloseApplication(evt));
while (!evt.IsCancelled.HasValue)
{
Thread.Sleep(100);
}
return !evt.IsCancelled.Value;
}
return true;
}
