ios7 - How to remove paste from UIMenuController? -

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i have added own menuitem uimenucontroller.but problem is showing default items copy, paste etc. want remove these items , want display own menu item. have tried code 

- (bool)canperformaction:(sel)action withsender:(id)sender {     bool can = [super canperformaction:action withsender:sender];      if (action == @selector(showmyalert:) )     {         can = yes;     }     if (action == @selector(paste:))     {         can = no;     }     return can; }

here image.paste item showing along own item.so,please tell me how can remove paste

you may subclass uitextview or uitextfield, , add these code below.

- (bool)canperformaction:(sel)action withsender:(id)sender {     // show own menu item     return (action == @selector(showmyalert:)); }

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