Hi, File sent.
Thanks for trying to improve virtualdatagrid. It is far from perfect but for those who want to use it for an application with a lot of data, for now it is the solution (or use pagination). Regards, Hugo. <cont...@cristallium.com> escreveu no dia quarta, 26/04/2023 à(s) 07:37: > Hi Hugo, > > Thank a lot for your reply and sharing. > I don't know if it's an issue with my webmail, I don't have an attachment. > Could you send it directly on my email ? (contact at cristallium.com ) > I will try with latest build from source to have some of your fix and > study your DataGrid.as > I will keep you in touch if I can do more improvements > Regards > Fred > > Le 2023-04-25 23:51, Hugo Ferreira a écrit : > > Hi, > > DataGrid does not work good with a lot of data (as you saw). > You can use pagination (the users hate this approach and it's not very > mobile friendly but it's technically a simple way to solve this problem) or > you can render on the screen only what is visible (the users love this > approach, it's mobile friendly but technically it's hard). > Think about a game with 1000 players on the screen that you hide what is > not visible at a specific moment. > > VirtualDataGrid have this goal however there are many chalenges to be > usable. > I saw in action several issues, I was able to find what I fix the majority > of them and push to Royale github (I recomend compile from the lastest > source), I was able to fix 2 other problems in a ugly way and for that > reason I have an extension of the VirtualDataGrid on my libraries (as soon > I find better approach, I will exchange this local patches to Royale). > You can find in attachment my DataGrid.as that extends from Royale > VirtualDataGrid.as > The 2 issues are commented in English (sorry for my bad English), so it's > easy to understand the issues and what the pach does. > > I also recomend to create ItemRenderes to all your needs where you can > have 2 states: reading and editing, exchaning from a Label to a TextInput > for example. > > About your issue, I kwnow it and for now it's the only major issue with > VirtualDataGrid that I'm aware and I was not able to find iet a stable fix, > however I found a more or less workaround (you can find it on my > DataGrid.as). > I have created a bead DataGridScrollSpeed that I'm using on my DataGrid.as > This slow a bit the scroll and the issue reduces for almost of the time > unless you force several times. > You can decrease even more the speed and reduce 99% the issue. > It's not the correct fix but I was not able to find out a better approach. > If someone can fix this for good, great ! > > Regards, > Hugo. > > <cont...@cristallium.com> escreveu no dia terça, 25/04/2023 à(s) 18:46: > > Hi All, > > I'm on a dev using Apache Royale with Jewel DataGrid tryng to show about > 500 rows. > > But I have an issue when I set dataprovider : the application is hanging > about 20 seconds... Then I saw that there is a VirtualDataGrid. > > Using it is very fast. But there is an issue with vertical scrollbar : > when using it from bottom to upper, it's working right, but from upper > to bottom the thumb goes away (on Chrome). The issue is visible on Tour > de Jewel : > > https://royale.apache.org/tourdejewel/#!virtual_lists_panel > > (it's working is scrolling slow, but if I move down a little fast, then > the thumb go away from mouse and go immediatly to the end at bottom of > list) > > On Firefox : there is one scrollbar but when can't reach the end of list > and on chrome there are 2 scrollbars, we can reach end of list but there > is an issue on using scrollbar from top to bottom > > I saw a fix by Hugo, so I wanted to download last build on : > > > http://apacheroyaleci2.westus2.cloudapp.azure.com:8080/job/royale-asjs_jsonly/lastSuccessfulBuild/artifact/out/ > > Unfortunaly it's dead. Is there a way to download last build on other > link ? > > Regards > > nb : I'm using sdk 0.9.10 > > > -- > > Frédéric Gilli > > mob.0668542622 > > http://www.cristallium.com > > <http://www.cristallium.com> > > > >
