How to open ckedtor popup in apple ipad

Hi All

We found doubleclick function in ckeditor js, we use it with desktop application, and  work properly.Not working in any touch device,

"editor.on( 'doubleclick', function( evt ){ // do something}" /* use it in desktop based application*/

rigth now our main concerned is for ipad/iphone device.We want to open link dialog or image dialog with double tap,

is there any alternate of doubleclick event for touch device or any other event avilabel in ckeditor js to accomplish our concerned.

Please any one having idea/solution approach/any concerned infromation/link refernce, then please share with us,

Thanks in Advance

Yatin Baraiya