Am Do., 24. Jan. 2019, 18:31 hat Giuliano Colla via lazarus < lazarus@lists.lazarus-ide.org> geschrieben:
> Il 24/01/2019 14:34, Sven Barth via lazarus ha scritto: > > No, Windows 10 hides the cursor if no input device (mouse, touchpad) > > besides a touchscreen is detected. Cause in that case a cursor "makes > > no sense". Note: this does not mean I agree with that, only that > > Microsoft thinks that. > > > > Just for the record. In our company we manufacture control systems for > automatic machines, and we provide a touch-screen industrial computer, > for easy operator interaction. > > In the operating instructions we write: > > "If you have difficulties with touch screen, please touch anywhere on > the screen and watch the cursor position, If it happens not to be > exactly at the location you touched, please perform the touch screen > calibration procedure explained below" > > Of course we're not using Windows, but rather Linux for a lot of > reasons, the main one being that we need real-time responsiveness. > However this one adds one more reason to the list. > > To be honest I must admit that industrial grade touch screens have > dramatically improved during the years, and nowadays the recalibration > is seldom required, nonetheless... > I take it those are resistive touch screens? For those calibration is sometimes necessary (especially older ones as you said). For capacitive touch panels (be it smartphone or tablet) I haven't found the need for that. Regards, Sven >
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