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I have already known that GraphViewModel should Inherit from PersistedDocument and override the
three methods named DoNew、DoSave and DoLoad . I am now confused about how to save GraphViewModel as a document and load it later. It will be pretty appreciated if someone can help me fix it.
The text was updated successfully, but these errors were encountered:
I have already known that GraphViewModel should Inherit from PersistedDocument and override the
three methods named DoNew、DoSave and DoLoad . I am now confused about how to save GraphViewModel as a document and load it later. It will be pretty appreciated if someone can help me fix it.
The text was updated successfully, but these errors were encountered: