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<title>AccessDataLoader.NameMappingCallback Event</title>
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<h1 class="dtH1">AccessDataLoader.NameMappingCallback Event
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<p> Event for mapping data item column names to those on the data source. </p>
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<span class="lang">[Visual�Basic]</span>
<br />Public�Event�NameMappingCallback�As�<a href="Bttlxe.Data.NameMappingCallbackHandler.html">NameMappingCallbackHandler</a></div>
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<span class="lang">[C#]</span>
<br />public�event�<a href="Bttlxe.Data.NameMappingCallbackHandler.html">NameMappingCallbackHandler</a>�NameMappingCallback;</div>
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<h4 class="dtH4">Implements</h4>
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<a href="Bttlxe.Data.IDataLoader.NameMappingCallback.html">IDataLoader.NameMappingCallback</a>
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<h4 class="dtH4">Remarks</h4>
<p> This event is typically consumed by your Global class and provides a way for to specify the column names on the data source that map to those in the data item. </p>
<h4 class="dtH4">Example</h4>
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<p>The following example shows how the name mapping can be used.</p>
<p class="lang">[C#]</p>
<pre class="code">Loader.NameMappingCallback += new NameMappingCallbackHandler(Loader_NameMappingCallback);
...
public void Loader_NameMappingCallback(string table, ref DataItemDictionary keys)
{
keys.Clear();
switch (table)
{
case "News":
keys.Add("ID", "n_id");
keys.Add("Title", "n_title");
keys.Add("Description", "n_description");
keys.Add("Owner", "n_owner");
keys.Add("Created", "n_created");
break;
case "Product":
keys.Add("ID", "pr_id");
keys.Add("Name", "pr_name");
keys.Add("Description", "pr_description");
keys.Add("Price", "pr_price");
break;
}
}
</pre>
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<h4 class="dtH4">See Also</h4>
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<a href="Bttlxe.Data.AccessDataLoader.html">AccessDataLoader Class</a> | <a href="Bttlxe.Data.html">Bttlxe.Data Namespace</a></p>
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<a href="http://www.bttlxe.com">Copyright 2004 Battleaxe Software Ltd.</a>
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