For the master calendar, I am taking the minimum and maximum date date from my data and creating it. But now I want that irrespective of data, all the months and dates should be shown and there is no data then it should be grayed out.
For Example :
I have data from Jan 2015 to July 2015. Then all the months i.e. Jan to Dec should be shown with Aug, Sep, Oct, Nov and Dec greyed out like below: