Hi Zryip! That is the best explanation of the subject I have ever heard. That makes total sense to me now. Thanks.
Bob On Dec 14, 2010, at 12:09 PM, zryip theSlug wrote: > On Tue, Dec 14, 2010 at 5:45 PM, Bob Sneidar <b...@twft.com> wrote: >> Well, I copied and pasted your scripts from your datagrids to mine. While I >> can drag, I do not seem to be able to drop. Yours work, mine do not. I got >> really flustered at that so I gave up for the night. I am going to have a >> fresh go at it today sometime. >> >> Permit me a bit of a rant: While Data Grids are pretty cool and do amazing >> things, I was kind of hoping for a native table field. Mastering Data Grids >> seems to take as much or more as it took to master everything else about >> LiveCode. > > Bob, > > 1) In the datagrid source you need to have: the > dgTrackDragReorder[tTheIndex] set to false > > If set to true, the datagrid tracks the move inside it. If set to > false you are allowed to move the data outside it. > > Only this handler is required in the source datagrid: > > on dragStart > local tTheIndex, tTheDragData, tTheDataControl > > put the dgDataControl of the target into tTheDataControl > > if (tTheDataControl is empty) then pass dragStart -- Prevent the > move if no data control exists > > if (the dgHeader of the target is empty) then > put the dgIndex of the dgDataControl of the target into tTheIndex > set the dgDragImageIndex of me to tTheIndex > > ## Prepare the data to add in the datagrid 2 > put the dgDataOfIndex[tTheIndex] of me into tTheDragData > combine tTheDragData using tab > set the dragData["private"] to tTheDragData > > set the dgTrackDragReorder[tTheIndex] of me to false -- > Important to move the data outside > end if > end dragStart > > 2) In the destination, you need two handlers: > > on dragMove > set the dragaction to "copy" > end dragMove > > The dragaction will allow the datagrid to get the data you drop. > > on dragDrop > local tTheNewData, tTheColOrder > > put "Col1" & cr & "Col2" into tTheColOrder > put the dragData["private"] into tTheNewData > send "AddLine tTheNewData, tTheColOrder" to me > end dragDrop > > The dragDrop handler will receive the data dropped if the dragaction is > allowed. > > > Best regards, > -- > -Zryip TheSlug- wish you the best! 8) > http://www.aslugontheroad.co.cc > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode