/// <summary>
/// Loads additional ScanMode objects from dlls in the scanmode plugin directory.
/// </summary>
/// <returns>A Collection of ScanMode objects.</returns>
private static ScanModeCollection GatherScanModes()
{
var assemblies = new List<Assembly>();
// this assembly
assemblies.Add(Assembly.GetExecutingAssembly());
// PaintDotNet.Effects.dll
assemblies.Add(Assembly.GetAssembly(typeof(Scanmode)));
// TARGETDIR\Effects\*.dll
string homeDir = Info.GetApplicationDir();
string effectsDir = Path.Combine(homeDir, InvariantStrings.EffectsSubDir);
bool dirExists;
try
{
dirExists = Directory.Exists(effectsDir);
}
catch
{
dirExists = false;
}
if (dirExists)
{
string fileSpec = "*" + InvariantStrings.DllExtension;
string[] filePaths = Directory.GetFiles(effectsDir, fileSpec);
foreach (string filePath in filePaths)
{
Assembly pluginAssembly = null;
try
{
pluginAssembly = Assembly.LoadFrom(filePath);
assemblies.Add(pluginAssembly);
}
catch (Exception ex)
{
Tracing.Ping("Exception while loading " + filePath + ": " + ex);
}
}
}
var ec = new ScanModeCollection(assemblies);
return ec;
}
/// <summary>
/// The add scan modes to combo box.
/// </summary>
private void AddScanModesToComboBox()
{
if (this.m_scmcScanModes == null)
{
this.m_scmcScanModes = GatherScanModes();
}
ScanModeCollection _colScanModesCollection = this.m_scmcScanModes;
Type[] effectTypes = _colScanModesCollection.Scanmodes;
foreach (Type type in effectTypes)
{
try
{
var _ScanModeAttributes =
type.GetCustomAttributes(typeof(ScanModeAttribute), true) as ScanModeAttribute[];
this.Items.Add(new ComboBoxItem<Type>(_ScanModeAttributes[0].Name, type));
}
catch
{
// We don't want a DLL that can't be figured out to cause the app to crash
}
}
this.SelectedIndex = 0;
}