public IEnumerable <ViewBindingInfo> CreateViewBindings()
{
_view = new SelectTablesUI();
var bindingInfo = new ViewBindingInfo()
{
View = _view
};
return(new List <ViewBindingInfo>()
{
bindingInfo
});
}
// 如果活动返回值，则从 CodeActivity<TResult>
// 并从 Execute 方法返回该值。
protected override void Execute(CodeActivityContext context)
{
try
{
_autoResetEvent = new AutoResetEvent(false);
Executing?.Invoke();
// 获取 Text 输入参数的运行时值
string materialId = context.GetValue(this.FileId);
TablePositioningOptions options = new TablePositioningOptions()
{
RegionInclude = this.GetListString(context, this.RegionInclude),
RegionExclude = this.GetListString(context, this.RegionExclude),
RegionAboveInclude = this.GetListString(context, this.RegionAboveInclude),
RegionAboveExclude = this.GetListString(context, this.RegionAboveExclude),
};
if (_view != null)
{
_view.Dispatcher.BeginInvoke(new Action(() =>
{
_view.SetData(options, materialId, _autoResetEvent);
}));
}
else
{
//todo:等设计器实现了显示执行时UI的功能后去掉else部分的代码
Thread thread = new Thread((ThreadStart) delegate
{
Window window = new Window()
{
Title = "表格选择"
};
_view = new SelectTablesUI();
_view.SetData(options, materialId, _autoResetEvent, window);
window.Content = _view;
window.ShowDialog();
if (_autoResetEvent != null)
{
_autoResetEvent.Set();
}
});
thread.SetApartmentState(ApartmentState.STA);
thread.Start();
thread.Join();
}
_autoResetEvent.WaitOne();
_autoResetEvent.Dispose();
_autoResetEvent = null;
this.TableIds.Set(context, _view.GetTables());
}
catch (Exception ex)
{
//todo: log exception
throw;
}
finally
{
_view = null;
Executed?.Invoke();
}
}
