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<concept id="GUID-70B9796F-8CF3-5DC4-93B4-0B1FED936169" xml:lang="en"><title>UI

Data MTM implementation</title><prolog><metadata><keywords/></metadata></prolog><conbody>

<p> <b>Note:</b> This example is designed to work with Techview and there

is no guarantee that it will work on other interfaces </p>

<p>The <filepath>txti</filepath> project demonstrates a UI Data MTM. The central

class is <codeph>CTxtiMtmUiData</codeph>, derived from the User Interface

MTM base class <codeph>CBaseMtmUiData</codeph>. </p>

<p> <filepath>txti</filepath> implements the following MTM functionality: </p>

and services, for use in the message browser. They are built into a Symbian

the correct icon depending on the entry context. </p> </section>

the two MTM-specific operations, Refresh and Export text to file, are provided

in the resource <codeph>r_textud_function_array</codeph>. <codeph>OperationSupportedL()</codeph> determines

whether these operations are appropriate to the entry context. </p> </section>

of these functions check that that the specific operation is available and

appropriate to the context. </p> </section>

</conbody></concept>