private bool LoadExternalModule(string path)
{
bool foundPlugIn = false;
Assembly thePlugInAsm = null;
var setting = new Setting();
PlugIn plugin = new PlugIn();
try
{
// Dynamically load the selected assembly.
thePlugInAsm = Assembly.LoadFrom(path);
setting.AssamblyName = thePlugInAsm.GetName().ToString();
setting.AssamblyPath = path;
plugin.IncludedAssembly = thePlugInAsm;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return(foundPlugIn);
}
// Get all IAppFunctionality compatible classes in assembly.
var theClassTypes = from t in thePlugInAsm.GetTypes()
where t.IsClass && (t.GetInterface("IAppFunctionality") != null)
select t;
// Now, create the object and call IncludeIt() method.
foreach (Type t in theClassTypes)
{
foundPlugIn = true;
// Use late binding to create the type.
var itfApp = (IAppFunctionality)thePlugInAsm.CreateInstance(t.FullName, true);
itfApp.IncludeIt();
// Show extension info.
setting.Extension = DisplayFileFormat(t);
plugin.Extension = setting.Extension;
bool isAdded = false;
foreach (PlugIn pl in pluginList)
{
if (pl.IncludedAssembly.Equals(plugin.IncludedAssembly))
{
isAdded = true;
}
}
if (!isAdded)
{
pluginList.Add(plugin);
settings.Add(setting);
Setting.AddToFile(settings);
}
}
return(foundPlugIn);
}
private void LoadAssamblies()
{
settings = Setting.ReadFromFile();
if (settings == null)
{
settings = new List <Setting>();
}
else
{
foreach (var asmSetting in settings)
{
Assembly assem = Assembly.LoadFrom(asmSetting.AssamblyPath);
PlugIn plugin = new PlugIn
{
IncludedAssembly = assem,
Extension = asmSetting.Extension
};
pluginList.Add(plugin);
}
}
}
