Messages in this thread | | | Date | Sat, 27 Sep 2003 23:16:06 +0200 | From | Vojtech Pavlik <> | Subject | Re: [PATCH 8/8] Add BTN_TOUCH to Synaptics driver. Update mousedev. |
| |
On Sat, Sep 27, 2003 at 11:09:48PM +0200, Pavel Machek wrote: > Hi! > > > > > One thing I tried to avoid is a 'device class' kind of field, that'd > > > > tell if a device is a mouse a touchpad, touchscreen, tablet, whatever. > > > > I tried to avoid it because there are devices that don't fall into any > > > > predefined class and if we make enough classes, someone someday will > > > > make a device that won't fit again. > > > > > > I believe having "is overlaid over screen" bit gets it right :-). > > > > Tablets aren't. And they're handled the same way as touchscreens. > > Ouch, so what's the difference between tablet and touchpad? Is it only > in a way you are expected to use it? In such case "this is touchpad" > bit is probably needed :-(.
For a tablet, the cursor follows the pen movement all the time. For a touchpad, if you lift the finger and place it elsewhere, nothing happens. This way you can move the cursor further by repeatedly stroking the pad.
-- Vojtech Pavlik SuSE Labs, SuSE CR - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |