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OnGridInitialize

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    OnGridInitialize

    Hello,

    I have code in the OnGridInitialize to hide certain columns based on certain conditions:

    e.tmpl.field_info[3].Column.Hide = .t.
    e.tmpl.field_info[7].Column.Hide = .t.
    e.tmpl.flagMustRecalculateGridLayoutAndControls = .t.
    .....

    but is there a way I can use the field name instead of the column number? If I add/remove fields from the grid then that code isn't going to work. It would be better if I could do something like:

    e.tmpl.field_info"LastName".Column.Hide = .t.
    e.tmpl.field_info"FirstName".Column.Hide = .t.

    Any help is appreciated.

    Thanks

    -John

    #2
    Re: OnGridInitialize

    here is something for you to try:
    Code:
            dim controlID as n
    	controlID = e.tmpl.field_info.find("id","fieldname")
    
            dim controlLastName as n
    	controlLastName = e.tmpl.field_info.find("lastname","fieldname")
    
            e.tmpl.field_info[controlID].Column.Hide = .t.
    	e.tmpl.field_info[controlLastName].Column.Hide = .t.
            e.tmpl.flagMustRecalculateGridLayoutAndControls = .t.
    and so on so forth.
    see if this works for you
    thanks for reading

    gandhi

    version 11 3381 - 4096
    mysql backend
    http://www.alphawebprogramming.blogspot.com
    [email protected]
    Skype:[email protected]
    1 914 924 5171

    Comment


      #3
      Re: OnGridInitialize

      Hi Gandhi,

      Thanks for replying. I tried your suggestion but I must be doing something wrong because I just can't seem to get it to work, however, your suggestion pointed me into a similar direction and I used a loop to loop through the fields and it works. IE:

      x = e.tmpl.fields
      for k = 1 to x
      if e.tmpl.field_info[k].fieldname = "Y1_P1_Actual" then
      e.tmpl.field_info[k].Column.Hide = .t.
      end if
      next k

      Thanks for your help.

      -John

      Comment


        #4
        Re: OnGridInitialize

        why it did not work, it work fine here in version 11?
        secondly, in your loop you are verifying a single value, it looks like that to me. is that you wanted?
        your example showed you are hiding two different fields.
        you want me to post a video show it works or you are okay with what you have?
        thanks for reading

        gandhi

        version 11 3381 - 4096
        mysql backend
        http://www.alphawebprogramming.blogspot.com
        [email protected]
        Skype:[email protected]
        1 914 924 5171

        Comment


          #5
          Re: OnGridInitialize

          Hi Gandhi,

          Yes, in the loop example I was only verifying one value, in reality I'll be verifying many values; I just tried to narrow it down for the brevity sake.

          If it's not too much trouble then yes, I'd love a video.

          Appreciate your help.

          -John

          Comment


            #6
            Re: OnGridInitialize

            okay here is a simple example.
            https://www.screencast.com/t/kWK6EPCs7t
            post back if you need something else.
            look for documentation array.find() which is what i utilized, sine tmpl field info is an array. click on the xbasic below the grid you will understand.
            thanks for reading

            gandhi

            version 11 3381 - 4096
            mysql backend
            http://www.alphawebprogramming.blogspot.com
            [email protected]
            Skype:[email protected]
            1 914 924 5171

            Comment


              #7
              Re: OnGridInitialize

              you said something about some conditions met, may be that needs to be addressed.
              let me know what that is, so i know.
              thanks for reading

              gandhi

              version 11 3381 - 4096
              mysql backend
              http://www.alphawebprogramming.blogspot.com
              [email protected]
              Skype:[email protected]
              1 914 924 5171

              Comment


                #8
                Re: OnGridInitialize

                Hi Gandhi,

                Thanks, I understand it now. The reason it didn't work for me the first time is because I misunderstood this piece: controlID = e.tmpl.field_info.find("id","fieldname") I thought you wanted me to replace "fieldname" with the name I was looking for! Hence it didn't work. I went to the help to find out what I needed to do but in the help when I typed in array.find I get

                References > Methods > ARRAY.FIND Method
                Object moved to here.

                References > Methods > ARRAY.FIND Method
                Send Feedback on This Topic
                Add note


                and not the help screen you were looking at in the video. Clicking the link only brought up an error message so that's when I decided to use a loop instead.

                Anyway, really, thanks for spending time on this. I'll let you know how it goes.

                Thanks

                -John

                Comment


                  #9
                  Re: OnGridInitialize

                  okay
                  two things:
                  click on documentation on the top and will get you to where i was in the video.
                  the field name ids the property and the value is id or lastname or firstname or whatever.
                  so you are looking array find("id", "fieldname") will give you the element of the array where id is located like array[1].fieldname = id
                  same with last name
                  array.find("lastname", "fieldname") will give you array element where the fieldname is lastname like array[2].fieldname = lastname
                  you are identifying the element value then using that again to hide.
                  thanks for reading

                  gandhi

                  version 11 3381 - 4096
                  mysql backend
                  http://www.alphawebprogramming.blogspot.com
                  [email protected]
                  Skype:[email protected]
                  1 914 924 5171

                  Comment


                    #10
                    Re: OnGridInitialize

                    how was it done:
                    https://www.screencast.com/t/1PYS5mwP
                    Last edited by GGandhi; 08-06-2017, 06:10 AM.
                    thanks for reading

                    gandhi

                    version 11 3381 - 4096
                    mysql backend
                    http://www.alphawebprogramming.blogspot.com
                    [email protected]
                    Skype:[email protected]
                    1 914 924 5171

                    Comment


                      #11
                      Re: OnGridInitialize

                      I add the following to the Code as a function

                      Code:
                      function HideGridColumnsByFieldname as V(BYREF e as P,fields_to_hide as C)
                                      fields_to_hide=upper(fields_to_hide) 'case insensitive
                                      for i=1 to e.tmpl.field_info.size()
                                                      if is_one_of(upper(e.tmpl.field_info[i].FieldName),fields_to_hide)
                                                                      e.tmpl.field_info[i].Column.Hide=.t.
                                                                      e.tmpl.flagMustRecalculateGridLayoutAndControls = .t.
                                                      end if
                                      next
                      end function
                      and then use it like so in the OnGridInitialize
                      Code:
                      HideGridColumnsByFieldName(e, "column1,column2,column3")
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                      Comment


                        #12
                        Re: OnGridInitialize

                        Thanks guys.

                        Comment

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