Thank you, Mr. Slug. Your helpful observations about my beginning efforts with the data grid are much appreciated. -Scott
On Aug 9, 2010, at 3:38 AM, zryip theSlug wrote: > On Fri, Aug 6, 2010 at 12:02 PM, Scott Morrow > <sc...@elementarysoftware.com> wrote: > > Hi Scott, > >> Two Data Grid questions: >> >> 1) I'm updating a single column of a Data Grid table. I can't discover >> any other way than to loop through each index. Would this be the accepted >> method? >> >> --- the code I'm using ------------------------------------------- >> >> put the dgData["false"] of grp "DataGrid 1" into tArray >> put 1 into tIndexCounter >> -- the column data might look like this as I'm setting the hilite of >> checkBox buttons >> put "true,true,false,true" into tNewColumnData >> >> repeat for each item tNewData in tNewColumnData >> put tNewData into tArray[tIndexCounter]["theColumnName"] >> add 1 to tIndexCounter >> end repeat >> >> set the dgData of grp "DataGrid 1" of stack "myStackName" to tArray >> --------------------------------------------------------------------- > > Using a loop is the only way I know. > You can also update the array by using the DataGrid API, with the > SetDataOfIndex (or SetDataOfLine). > It is equivalent to your loop excepted that you have not to refresh > the whole data, only the data required by the column. > It means that by using the SetDataOfIndex, set the dgData of the DG is > not required. > > Note that in this line > put the dgData["false"] of grp "DataGrid 1" into tArray > > the dgData properties not accepts a parameter. Only dgText do. > >> 2) I have a column of checkbox buttons. The column header is wider than >> the >> button(s) and I would like to be able to center the button(s) in the column. >> It seems like I >> should be able to do this (using the DataGrid inspector) by setting the >> dgColumnAlignment to "center" but I'm not having any luck. Any suggestions >> (hoping I >> don't need to switch to a "form" layout" : ) > > The dgColumnAlignment is only provided to change the alignment of a > standard column (text and not managed by a custom behavior) > To "center" a checkbox, you have to manage it in the LayoutControl > event of the column behavior. > > on LayoutControl pControlRect > centerMyCheckBox -- center the checkbox in the rect (pControlRect) > of the cell > end LayoutControl > > So no need to switch to a DG form ;) > > > Regards, > > -- > -Zryip TheSlug- wish you the best! 8) > http://www.aslugontheroad.co.cc > _______________________________________________ > use-revolution mailing list > use-revolution@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-revolution _______________________________________________ use-revolution mailing list use-revolution@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-revolution