Sample Ribbon XML file:
<customUI xmlns="http://schemas.microsoft.com/office/2006/01/customui">
<ribbon startFromScratch="false">
<tabs>
<tab id="MyTab" label="My Tab">
<group id="MyGroup" label="Horizontal">
<box id="myBox1_h" boxStyle="horizontal">
<button id="MyButton1a_h" label="Button 1a"/>
<button id="MyButton2a_h" label="Button 2a"/>
</box>
<box id="myBox2_h" boxStyle="horizontal">
<button id="MyButton1_h" label="Button 1"/>
<button id="MyButton2_h" label="Button 2"/>
<button id="MyButton3_h" label="Button 3"/>
</box>
</group>
<group id="MyGroup2" label="Vertical">
<box id="myBox1_v" boxStyle="vertical">
<button id="MyButton1a_v" label="Button 1a"/>
<button id="MyButton2a_v" label="Button 2a"/>
</box>
<separator id="MySeparator"/>
<box id="myBox2_v" boxStyle="vertical">
<button id="MyButton1_v" label="Button 1"/>
<button id="MyButton2_v" label="Button 2"/>
<button id="MyButton3_v" label="Button 3"/>
</box>
</group>
<group id="MyGroup3" label="without">
<button id="MyButton1a_o" label="Button 1a"/>
<button id="MyButton2a_o" label="Button 2a"/>
<button id="MyButton1_o" label="Button 1"/>
<button id="MyButton2_o" label="Button 2"/>
<button id="MyButton3_o" label="Button 3"/>
</group>
</tab>
</tabs>
</ribbon>
</customUI>
Attributes: id, idQ, insertAfterMso, insertAfterQ, insertBeforeMso,
insertBeforeQ, visible
Callbacks: getVisible
You can find this sample in Sample DB 1