private void UpdateItem()
{
leftStack.Children.Clear();
rightStack.Children.Clear();
foreach (Item item in CurrentSource.Items)
{
if (item.IsOut)
{
var outItem = new SourceItemControl {
DataContext = item
};
outItem.HorizontalContentAlignment = System.Windows.HorizontalAlignment.Right;
outItem.Selected += outItem_Selected;
outItem.TryConnected += outItem_TryConnected;
rightStack.Children.Add(outItem);
}
else
{
var inItem = new SourceItemControl {
DataContext = item
};
inItem.HorizontalContentAlignment = System.Windows.HorizontalAlignment.Left;
inItem.Selected += inItem_Selected;
inItem.TryConnected += inItem_TryConnected;
leftStack.Children.Add(inItem);
}
}
inItems = null;
outItems = null;
}
public void Load(Stream stream, out string[] errorList, Action <float> progressCallback)
{
var errors = new List <string>();
Clear();
try
{
Utility.IsLoading = true;
var document = new XmlDocument();
document.Load(stream);
var collapseList = new Dictionary <Source, Source>();
var sourceDicts = new Dictionary <int, SourceControl>();
var nodes = SelectSingleNodeChildren(document, "Sources");
int iter = 0;
foreach (XmlNode node in nodes)
{
try
{
var source = SelectionSerializer.DeserializeSource(node, OnGetSource);
if (source == null)
{
throw new Exception(String.Format("Invalid FullName. FullName:{0}", node.Attributes["FullName"].Value));
}
var temp = CreateSource(source);
var control = AddSourceAtImpl(temp);
sourceDicts.Add(source.Id, control);
collapseList.Add(control.CurrentSource, source);
if (source.Comment != null)
{
var command = new AddBoundCommentBommand(this, control);
command.CommentControl.CurrentComment.Text = source.Comment.Text;
commandManager.AddCommand(command);
}
}
catch (Exception e)
{
errors.Add(e.Message);
}
iter++;
progressCallback?.Invoke((float)iter / nodes.Count);
}
foreach (XmlNode node in SelectSingleNodeChildren(document, "//Flows"))
{
try
{
var connectionInfo = SelectionSerializer.DeserializeFlow(node);
SourceControl src = sourceDicts[connectionInfo.SrcId], dest = sourceDicts[connectionInfo.DestId];
if (src != null && dest != null)
{
SourceItemControl srcItem = src.GetItemControlByName(connectionInfo.SrcName, true),
destItem = dest.GetItemControlByName(connectionInfo.DestName, false);
if (srcItem != null && destItem != null)
{
var command = new AddFlowCommand(this, new ArrowControl(), srcItem, destItem);
commandManager.AddCommand(command);
}
else
{
var message = String.Format("SrcItem or DestItem is null. SrcID:{0}, DestID:{1}, SrcName:{2}, DestName:{3}",
connectionInfo.SrcId, connectionInfo.DestId,
connectionInfo.SrcName, connectionInfo.DestName);
throw new Exception(message);
}
}
else
{
var message = String.Format("SrcControl or DestControl is null. SrcID:{0}, DestID:{1}, SrcName:{2}, DestName:{3}",
connectionInfo.SrcId, connectionInfo.DestId,
connectionInfo.SrcName, connectionInfo.DestName);
throw new Exception(message);
}
}
catch (Exception e)
{
errors.Add(e.Message);
}
}
foreach (KeyValuePair <Source, Source> pair in collapseList)
{
pair.Key.IsCollapsed = pair.Value.IsCollapsed;
}
foreach (XmlNode node in SelectSingleNodeChildren(document, "//Comments"))
{
var comment = SelectionSerializer.DeserializeComment(node);
var commentControl = AddCommentAtImpl(comment.Position.X, comment.Position.Y);
commentControl.CurrentComment.Text = comment.Text;
commentControl.CurrentComment.ScopeId = comment.ScopeId;
}
var parentScopeIdList = new Dictionary <ScopeControl, int>();
var addedScopes = new List <ScopeControl>();
foreach (XmlNode node in SelectSingleNodeChildren(document, "//Scopes"))
{
var scope = SelectionSerializer.DeserializeScope(node);
ScopeControl scopeControl = null;
if (scope.ParentScopeId < 0)
{
scopeControl = AddScopeAtImpl(scope.Position, scope.Color, scope.Id, null);
addedScopes.Add(scopeControl);
}
else
{
scopeControl = CreateScopeControl(scope.Position, scope.Color, scope.Id);
parentScopeIdList.Add(scopeControl, scope.ParentScopeId);
}
}
SolveScopeDependencyAndAdd(parentScopeIdList, addedScopes.ToArray());
foreach (SourceControl source in GetAllSourceControls())
{
try
{
if (source.CurrentSource.ScopeId < 0)
{
continue;
}
var scope = GetScopeById(source.CurrentSource.ScopeId);
if (scope == null)
{
throw new Exception(String.Format("Scope Not Found:Scope ID:{0}, SourceID:{1}",
source.CurrentSource.ScopeId, source.CurrentSource.Id));
}
var command = new AddSelectableToScopeCommand(this, scope, source);
commandManager.AddCommand(command);
}
catch (Exception e)
{
errors.Add(e.Message);
}
}
foreach (CommentControl comment in GetAllCommentControls())
{
try
{
if (comment.CurrentComment.ScopeId < 0)
{
continue;
}
var scope = GetScopeById(comment.CurrentComment.ScopeId);
if (scope == null)
{
throw new Exception(String.Format("Scope Not Found:Scope ID:{0}", comment.CurrentComment.ScopeId));
}
var command = new AddSelectableToScopeCommand(this, scope, comment);
commandManager.AddCommand(command);
}
catch (Exception e)
{
errors.Add(e.Message);
}
}
}
finally
{
commandManager.Clear();
UpdateMaxId();
errorList = errors.ToArray();
Utility.IsLoading = false;
}
}
protected virtual void OnTryConnected(SourceItemControl itemControl)
{
TryConnected?.Invoke(itemControl, new EventArgs());
}
protected virtual void OnInItemSelected(SourceItemControl itemControl)
{
InItemSelected?.Invoke(itemControl, new EventArgs());
}