This will be one of the harder issues.
The best way is probably going to be to have a + button that prompts the user to select the type of data to be uploaded.
Then the user will be prompted to select a directory not a file this will be tough, it looks like we might need to use a 3rd party add on for this. Then the parser is run which adds to the data file. The parent display list widget will need to be rebuilt to show the new data source.
This will be one of the harder issues. The best way is probably going to be to have a + button that prompts the user to select the type of data to be uploaded. Then the user will be prompted to select a directory not a file this will be tough, it looks like we might need to use a 3rd party add on for this. Then the parser is run which adds to the data file. The parent display list widget will need to be rebuilt to show the new data source.