private static List <PluginAssembly> LoadSortedPlugins(IEnumerable <Assembly> assemblies)
{
if (null == assemblies)
{
throw new Exception("assemblies 不能为null！");
}
var list = assemblies.Select(assembly =>
{
var pluginType = assembly.GetTypes().FirstOrDefault(t => typeof(IPlugin).IsAssignableFrom(t) && !t.IsInterface && !t.IsAbstract);
IPlugin pluginInstance = null;
if (pluginType != null && pluginType != typeof(EmptyPlugin))
{
pluginInstance = Activator.CreateInstance(pluginType) as IPlugin;
//throw new NotSupportedException("所有插件包中必须有且仅有一个实现 IPlugin 接口的类型！" + Environment.NewLine + "文件路径：" + file);
}
else
{
pluginInstance = new EmptyPlugin(assembly);
}
return(new PluginAssembly(assembly, pluginInstance));
})
.ToList();
//将 list 中集合中的元素，先按照 SetupLevel 排序；
//然后同一个启动级别中的插件，再按照引用关系来排序。
var sorted = new List <PluginAssembly>(list.Count);
var groups = list.GroupBy(a => a.Instance.SetupLevel).OrderBy(g => g.Key);
var index = 0;
foreach (var group in groups)
{
var sortedItems = SortByReference(group);
for (int i = 0, c = sortedItems.Count; i < c; i++)
{
var item = sortedItems[i];
item.SetupIndex = index++;
sorted.Add(item);
}
}
return(sorted);
}
public App()
{
Plugin = new EmptyPlugin();
PluginApp = new TaskbarIconHost.App(this, Plugin, "Test-Plugin");
}
