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Questions tagged [touchscreen]

A touchscreen is an electronic visual display that can detect the presence and location of a touch within the display area. (Wikipedia)

A touchscreen is an electronic visual display that can detect the presence and location of a touch within the display area. Wikipedia

Newer touchscreen electronics are generally capacitive whereas older less expensive designs are resistive. Resistive screens need physical contact and are more prone to wear.

See also:

  • for issues in programming touch interfaces.
  • for issues with multiple touch interfaces.
  • for question about different finger/stylus motion in a UI.
  • for question about using the touch hardware to recognize a gesture.
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Context menu and touch-screen devices

Now that touch-screen devices are so common, it's a bad idea to design websites that uses a custom context menu? I'm talking about this kind of menus. How iPhone users and Android mobile users see context menus? Are the users able to interact with…
Ivan
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Disable and enable android touchscreen via adb

I need to disable and enable touchscreen on my android device. I tried this adb shell su rm -rf /dev/input/event2 and adb shell su rm -rf /dev/input/event0 but have tmp-mksh: tmp-mksh: - : unknown option What command do I need to send to turn…
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Click event not firing on touchscreen when finger moves a bit

Click event is working fine when using mouse with computer. Even when I put mouse button down on button move cursor and then release mouse button inside button area, click event is firing. But same with touchscreen it is not working. I know that…
Janne Harju
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Touchscreen scrolling Tkinter Python

I am making a kiosk app for a raspberry pi in python with a 7 inch touchscreen. Everything works well and now, I am trying to make the scroll works like it does on touchscreens. I know that raspbian haven't got a properly touch interface, so, every…
David González Blazman
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TouchScreen Nokia C5 -J2ME's Command Action buttons and Scrolling do not work after changing system time

I am starting my app, and it is working well... but After...: Going to "Settings-> Phone-> Date and time",change the time backward.(MyApp is onbackground) Re-opening tested application Trying to use left command action and rıght command actıon....…
atasoyh
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Associate HID Touch Device with Pnp Monitor

I am developing a tool that displays a status about various hardware components on a system we use at work. Currently, we have 16 touch screen monitors (all by 3M) plugged in to a Windows 10 box. I need to verify that any given monitor has an…
Clay Brooks
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Drawing on canvas using touchscreen devices

I've been doing a bit of searching to see if it is possible to allow touch screen users to draw on the canvas tag through raw JavaScript. So far, I am not having much luck and end up going back to square one again of having a canvas that cannot be…
userrandomuser
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Compensate for Auto White Balance with OpenCV

I'm working on an app that takes in webcam data, applies various transformations, blurs and then does a background subtraction and threshold filter. It's a type of optical touch screen retrofitting system (the design is so different that…
antimatter15
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C# page scrolling like iPhone?

How do you make horizontal scrolling pages like the iPhone menu? It's for a touchscreen application and I want to make several pages with buttons.
nukleos
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GTK3 ComboboxText on touchscreen

I have a problem with above mentioned widget on touchscreen (Elo). List of options is visible only while widget is pressed. This is different behavior to that one with mouse as pointer. After mouse left click list of options appears and waits for…
EndruPL
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Which On-Screen Keyboard for Touch Screen Application?

I'm developing an application in C++ that's partially driven by touch-screen on Windows XP Embedded. Some text entry will be necessary for the user. So far we've been using the standard Windows On-Screen Keyboard (osk.exe), but there are two main…
Joris Timmermans
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How can I check for the on screen keyboard's Ctrl key being pressed down?

I currently have this code: DataGrid.SelectionChanged += new SelectionChangedEventHandler(DataGrid_SelectionChanged); private void DataGrid_SelectionChanged(object sender, EventArgs e) { if…
user1184321
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Microsoft Based Touch/Stylus Input

Disclaimer:It's my first time developing an app that will be on a tablet style pc. The app needs to allow a user to write notes with either a tablet pen or by touch. This must be a .net app and may be on either Windows XP and/or Windows 7. I am…
AGoodDisplayName
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How to stop touch event from falling through on overlay object in web browser for mobile device?

Clicking SetCore will add events to objects. If you touch inside core it will start timer and display length of time touched coreText. When you touch on the black box coreObject the touch falls through to core.
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How to disable edge touchpanel gestures in gnome 3.14

I am writing Qt app, and I want to make left screen edge gestures, but it is conflicting with gnome touch screen gestures. I have tried all posible gnome extensions, tweak tools... I need to disable it, anyone knows how to disable these…
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