https://ckeditor.com/ckeditor-4/download/ https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_editor.html#event-loaded
https://demos.webspellchecker.com/wproofreader-ckeditor4.html https://webspellchecker.com/checkout/ (product)
handler --> Line 9849 : Mouse and keyboard events
handleRemoteAction() --> Line 9913 : API Calls
createElement() --> Line 23947 : Problem underline span creation
createRange() --> Line 13489 : Creating range for Coordinates
findProblemsForMarkup() --> Line 13419 : Find the problems to underline
markupProblems() --> Line 13850 : Adds the words position to Underline
this.virtualProblemManager is the object to which problems are added which underlines the words
addProblem() --> Line 23551 : Problem range startOffset and endOffset
addProblemToStorage() --> Line 23582 : Problem position settings
buildProblemItems() --> Line 19691 : Build Contextmenu suggestions box
() --> Line 19865 : Mouserover Context Menu
if you want to mock use: var isMocked = true
createWebApiParameters 9922
actionMethod:"getInfo"