private async Task <IReadOnlyList <IDiagramNode> > ShowProgressAndAddItemsAsync(IReadOnlyList <IModelEntity> modelEntities)
{
IReadOnlyList <IDiagramNode> diagramNodes = null;
using (var progressDialog = UiServices.CreateProgressDialog("Adding model items:", modelEntities.Count))
{
progressDialog.ShowWithDelayAsync();
try
{
diagramNodes = await ShowEntitiesAsync(modelEntities, progressDialog.CancellationToken, progressDialog.Progress);
}
catch (OperationCanceledException)
{
}
}
return(diagramNodes);
}
private async Task ShowProgressAndUpdateModelAsync()
{
using (var progressDialog = UiServices.CreateProgressDialog("Updating model entities:"))
{
progressDialog.ShowWithDelayAsync();
try
{
await UpdateModelAsync(progressDialog.CancellationToken, progressDialog.Progress);
progressDialog.Reset("Updating diagram nodes:", DiagramServices.Nodes.Count);
await UpdateDiagramAsync(progressDialog.CancellationToken, progressDialog.Progress);
}
catch (OperationCanceledException)
{
}
}
}
private async Task <IReadOnlyList <IDiagramNode> > ExtendModelAndDiagramAsync(IRoslynBasedModelEntity modelEntity)
{
IReadOnlyList <IDiagramNode> diagramNodes = null;
using (var progressDialog = UiServices.CreateProgressDialog("Extending model with entities:"))
{
progressDialog.ShowWithDelayAsync();
try
{
await ExtendModelWithRelatedEntitiesAsync(modelEntity, progressDialog.CancellationToken, progressDialog.Progress);
progressDialog.Reset("Adding diagram nodes:");
diagramNodes = await ExtendDiagramAsync(modelEntity, progressDialog.CancellationToken, progressDialog.Progress);
}
catch (OperationCanceledException)
{
}
}
return(diagramNodes);
}
protected async Task CreateAndProcessDiagramImageAsync(Action <BitmapSource> imageProcessingAction, string imageProcessingMessage)
{
// Using int.MaxValue for max progress because the real max value is not yet known.
using (var progressDialog = UiServices.CreateProgressDialog("Generating image..", int.MaxValue))
{
progressDialog.ShowProgressNumber = false;
progressDialog.ShowWithDelayAsync();
try
{
var bitmapSource = await UiServices.CreateDiagramImageAsync(progressDialog.CancellationToken,
progressDialog.Progress, progressDialog.MaxProgress);
if (bitmapSource != null)
{
progressDialog.Reset(imageProcessingMessage, showProgressNumber: false);
await Task.Factory.StartSTA(() => imageProcessingAction(bitmapSource), progressDialog.CancellationToken);
}
}
catch (OperationCanceledException)
{
}
}
}
