Swap smooth wireframe button

[Anonymous]

Hello I search how to made a swap button for smooth wireframe 

I've those command line 

-the first to put on smooth:

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setAttr hardwareRenderingGlobals.lineAAEnable true; modelEditor -e -smoothWireframe true modelPanel4;

updateModelPanelBar MainPane|viewPanes|modelPanel4|modelPanel4|modelPanel4;

dR_setModelEditorTypes;

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The second to put off smooth

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setAttr hardwareRenderingGlobals.lineAAEnable false; modelEditor -e -smoothWireframe false modelPanel4;

updateModelPanelBar MainPane|viewPanes|modelPanel4|modelPanel4|modelPanel4;

dR_setModelEditorTypes;

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Thanks for your help

If anyone can explain me what the following command line does

updateModelPanelBar MainPane|viewPanes|modelPanel4|modelPanel4|modelPanel4;

dR_setModelEditorTypes;