bool StartThisAddin()
{
if (_started)
{
return(true);
}
// after all referenced addins started, change the status of this addin, activate it, and load extensions for loaded extension points (if there is any).
_started = true; // 必须在 ActivateThisAddin 方法之前设置此值，否则加载插件程序集时会再调用此方法，造成死循环。
// register all assemblies of this addin to the assembly resolver, for getting them ready to be loaded into runtime, but not load them yet.
_addinRuntime.RegisterAssemblies();
try
{
OnAddinStatusChanged(AddinStatus.Starting);
// activate the addin. this method might load needed assemblies.
ActivateThisAddin();
// if there is any loaded extension points for which this addin extends, loads the extension builders and extensions of this addin [addinRecord]
// that extending the extension point.
_addinEngine.LoadIntoLoadedExtensionPoints(_addinContext, _addinRecord);
OnAddinStatusChanged(AddinStatus.Started);
return(true);
}
catch (Exception e)
{
_started = false;
_addinRuntime.UnregisterAssemblies();
// log, show message, ...
return(false);
}
}
