///--------------------------------------------------------------------------------
/// <summary>This method refreshes the view model.</summary>
///
/// <param name="refreshChildren">Flag indicating whether children should be refreshed.</param>
///--------------------------------------------------------------------------------
public void Refresh(bool refreshChildren, int refreshLevel = 0)
{
if (refreshChildren == true || refreshLevel > 0)
{
EnumerationsFolder.Refresh(refreshChildren, refreshLevel - 1);
ModelObjectsFolder.Refresh(refreshChildren, refreshLevel - 1);
}
#region protected
if (refreshChildren == true || refreshLevel > 0)
{
ModelDataFolder.Refresh(refreshChildren, refreshLevel - 1);
}
#endregion protected
HasErrors = !Model.IsValid;
HasCustomizations = Model.IsAutoUpdated == false || Model.IsEmptyMetadata(Model.ForwardInstance) == false || ChildrenHaveAnyCustomizations();
if (HasCustomizations == false && Model.ReverseInstance != null)
{
// remove customizations if solely due to child customizations no longer present
Model.IsAutoUpdated = true;
Model.SpecSourceName = Model.ReverseInstance.SpecSourceName;
Model.ResetModified(Model.ReverseInstance.IsModified);
Model.ResetLoaded(Model.ReverseInstance.IsLoaded);
if (!Model.IsIdenticalMetadata(Model.ReverseInstance))
{
HasCustomizations = true;
Model.IsAutoUpdated = false;
}
}
if (HasCustomizations == false)
{
// clear customizations
Model.ForwardInstance = null;
Model.ReverseInstance = null;
Model.IsAutoUpdated = true;
}
if (EnumerationsFolder.HasErrors == true)
{
HasErrors = true;
}
if (ModelObjectsFolder.HasErrors == true)
{
HasErrors = true;
}
OnPropertyChanged("Items");
OnPropertyChanged("HasCustomizations");
OnPropertyChanged("HasErrors");
}
///--------------------------------------------------------------------------------
/// <summary>This method disposes of resources in the view model.</summary>
///--------------------------------------------------------------------------------
protected override void OnDispose()
{
if (EnumerationsFolder != null)
{
EnumerationsFolder.Updated -= Children_Updated;
EnumerationsFolder.Dispose();
EnumerationsFolder = null;
}
if (ModelObjectsFolder != null)
{
ModelObjectsFolder.Updated -= Children_Updated;
ModelObjectsFolder.Dispose();
ModelObjectsFolder = null;
}
if (_editModel != null)
{
Items.CollectionChanged -= Children_CollectionChanged;
EditModel.PropertyChanged -= EditModel_PropertyChanged;
EditModel = null;
}
Model = null;
base.OnDispose();
}
///--------------------------------------------------------------------------------
/// <summary>This method returns the parent view model corresponding to
/// the input message.</summary>
///
/// <param name="data">The message data to find parent for.</param>
///--------------------------------------------------------------------------------
public EditWorkspaceViewModel FindParentViewModel(SolutionModelEventArgs data)
{
EditWorkspaceViewModel parentModel = null;
parentModel = EnumerationsFolder.FindParentViewModel(data);
if (parentModel != null)
{
return(parentModel);
}
parentModel = ModelObjectsFolder.FindParentViewModel(data);
if (parentModel != null)
{
return(parentModel);
}
#region protected
parentModel = ModelDataFolder.FindParentViewModel(data);
if (parentModel != null)
{
return(parentModel);
}
#endregion protected
return(null);
}
///--------------------------------------------------------------------------------
/// <summary>This method updates the view model data and sends update command back
/// to the solution builder.</summary>
///--------------------------------------------------------------------------------
protected override void OnUpdate()
{
// set up reverse engineering instance if not present
if (Model.ReverseInstance == null && Model.IsAutoUpdated == true)
{
Model.ReverseInstance = new Model();
Model.ReverseInstance.TransformDataFromObject(Model, null, false);
// perform the update of EditModel back to Model
Model.TransformDataFromObject(EditModel, null, false);
Model.IsAutoUpdated = false;
}
else if (Model.ReverseInstance != null)
{
EditModel.ResetModified(Model.ReverseInstance.IsModified);
if (EditModel.Equals(Model.ReverseInstance))
{
// perform the update of EditModel back to Model
Model.TransformDataFromObject(EditModel, null, false);
Model.IsAutoUpdated = true;
}
else
{
// perform the update of EditModel back to Model
Model.TransformDataFromObject(EditModel, null, false);
Model.IsAutoUpdated = false;
}
}
else
{
// perform the update of EditModel back to Model
Model.TransformDataFromObject(EditModel, null, false);
Model.IsAutoUpdated = false;
}
Model.ForwardInstance = null;
if (ModelNameCustomized || DescriptionCustomized || TagsCustomized)
{
Model.ForwardInstance = new Model();
Model.ForwardInstance.ModelID = EditModel.ModelID;
Model.SpecSourceName = Model.DefaultSourceName;
if (ModelNameCustomized)
{
Model.ForwardInstance.ModelName = EditModel.ModelName;
}
if (DescriptionCustomized)
{
Model.ForwardInstance.Description = EditModel.Description;
}
if (TagsCustomized)
{
Model.ForwardInstance.Tags = EditModel.Tags;
}
}
EditModel.ResetModified(false);
OnUpdated(this, null);
// send update back to solution builder
SendEditModelPerformed();
// send update for any updated Enumerations
if (EnumerationsFolder != null && EnumerationsFolder.IsEdited == true)
{
EnumerationsFolder.Update();
}
// send update for any updated ModelObjects
if (ModelObjectsFolder != null && ModelObjectsFolder.IsEdited == true)
{
ModelObjectsFolder.Update();
}
}
