I want to thank Paul Dennis and Epperlein, Lutz for their time and effort to answer on this subject. As it seems, I have to insert JavaScript that do 'filter-work' in the background no matter what (for now).
>> But there are some hacks around using javascript to mimic the behavior, e.g. >> look at https://stackoverflow.com/q/12381563/1865659. I will get busy (again then) with the links supplied in the answer from Epperlein, Lutz. No way around this for now. Oh well it is what it is. Have a nice day. ernie hilgers(aruba) > -----Original Message----- > From: 4D_Tech [mailto:4d_tech-boun...@lists.4d.com] On Behalf Of setar accnt > via > 4D_Tech > Subject: what to do when I don't want back button funtionality in a browser > of pages > from 4d > > Hi All, > I am a fledgling developer trying to become more proficient in using 4D and > the web > for in-house applications. > > Sinds many years 4D is capable to send, to the Web browser, the HTML page of > the > Web file stored in the document whose pathname is supplied. > > Every page I send to the browser is cached (back), so if I send first : > page 1, where user enters an account# or other unique identifier > this info is send back to 4d, a query is made (if found) > page 2, is shown with info to, possibly, change > say the data is updated, the page info is send back to 4D, acknowledged > page 3, is send stating successful acceptance of the data. All 3 pages > designed with > simple HTML and inline css. > > If I have 15 such case one morning, I might have 15x 3 pages possibly in the > cache at > that one station / smart device. > Pressing the back-button I can go back and update the data once more and > again send > the page to the 4d database, > which is an absolute no-no. > > Is there a technique or standard that is used with 4D environment that use a > different > approach, besides elaborate javascripts that bent > and force website behavior to behave, e.g. no back button which does work for > one > browser and not another. > > Any tips on this would be very welcome. > > In my ignorance I am thinking like, put up 1 screen for input identifier > same screen (with other html) put up the requested data > at acknowledgement, redraw again screen 1 for input of identifier. > > thus no back-button action possible (?), what’s wrong with this picture ? ********************************************************************** 4D Internet Users Group (4D iNUG) Archive: http://lists.4d.com/archives.html Options: https://lists.4d.com/mailman/options/4d_tech Unsub: mailto:4d_tech-unsubscr...@lists.4d.com **********************************************************************