public override bool OnUpdateSettingsCanExecute()
{
Visio.Application app = Globals.ThisAddIn.Application;
switch (_shapeType)
{
case ShapeType.Document:
return(app.ActiveDocument != null ? true : false);
case ShapeType.Page:
return(app.ActivePage != null ? true : false);
case ShapeType.Shape:
return(base.OnLoadCurrentSettingsCanExecute());
default:
MessageBox.Show($"Unexpected _shapeType({_shapeType.GetType()}");
break;
}
return(false);
}
/// <override></override>
void IRegistrar.RegisterShapeType(ShapeType shapeType)
{
if (initializingLibrary == null)
{
throw new InvalidOperationException("RegisterShapeType can only be called while a library is initializing.");
}
if (string.IsNullOrEmpty(initializingLibrary.Name))
{
throw new InvalidOperationException("RegisterLibrary has not been called or the library has an empty library name.");
}
if (shapeType == null)
{
throw new ArgumentNullException("shapeType");
}
if (shapeType.LibraryName != initializingLibrary.Name)
{
throw new InvalidOperationException(string.Format("The library name of shape type '{0}' is '{1}' instead of '{2}'.", shapeType.GetType().Name, shapeType.LibraryName, initializingLibrary.Name));
}
//
shapeType.StyleSetProvider = this;
shapeTypes.Add(shapeType);
// If the cache is not open, the following actions will be performed
// when opening it.
if (repository != null && repository.IsOpen)
{
RegisterShapeEntityType(shapeType, addingLibrary);
if (autoCreateTemplates && addingLibrary)
{
CreateDefaultTemplate(shapeType);
}
}
}
public Type GetShapeType()
{
return(shape?.GetType());
}