/// <summary>
/// Reads the plugin folder and loads the dll-Files into the application
/// </summary>
/// <returns>List of the loaded IO device windows</returns>
public static List <IOWrapperWindow> LoadPlugins()
{
string[] files = Directory.GetFiles(System.IO.Directory.GetCurrentDirectory() + "\\plugin");
var libFiles =
from file in files
where Path.GetExtension(file) == ".dll"
select file;
// Loop over all .dll-Files in the plugin-folder
List <IOWrapperWindow> windows = new List <IOWrapperWindow>();
foreach (string file in libFiles)
{
// Load the IOWindow
IOWrapperWindow ioW = LoadIOWindow(file);
if (ioW != null)
{
// if loading successfull -> add window to the list
windows.Add(ioW);
}
}
// return the loaded windows
return(windows);
}
/// <summary>
/// Loads one dll and creates a decorater IOWrapperWindow class for the loaded IO device
/// </summary>
/// <param name="dllPath">Path of the dll to load</param>
/// <returns>The loaded dll as an IOWrapperWindow object</returns>
public static IOWrapperWindow LoadIOWindow(string dllPath)
{
// Load the DLL
Assembly ase = Assembly.LoadFile(dllPath);
foreach (Type t in ase.GetExportedTypes())
{
// Check if the Type implements IIOWindow
if (t.GetInterface("IIOWindow") != null)
{
// If the Class in the DLL inherits already from AvalanDock.DockableContent create the Instance directly
IOWrapperWindow ioW;
if (t.BaseType.FullName == "AvalonDock.DockableContent")
{
//ioW =(IIOWindow)ase.CreateInstance(t.FullName); // should never happen
throw new Exception("IOWindows which inherits already from AvalonDock.DockableContent aren't supported");
// otherwise create a Wrapper around the Instance
}
else
{
ioW = new IOWrapperWindow((IIOWindow)ase.CreateInstance(t.FullName));
}
// Set the title of the DockableContent(important for saving the layout)
((DockableContent)ioW).Name = ioW.GetName().Replace(" ", "");
// Get the icon from the Assembly and save it to the WrapperWindow
Stream st = ase.GetManifestResourceStream(t.Namespace + ".res.icon.png");
if (st != null)
{
ioW.RibbonIcon = new BitmapImage();
ioW.RibbonIcon.BeginInit();
ioW.RibbonIcon.CacheOption = BitmapCacheOption.OnLoad;
ioW.RibbonIcon.UriSource = null;
ioW.RibbonIcon.StreamSource = st;
ioW.RibbonIcon.EndInit();
}
return(ioW);
}
}
return(null);
}
