touchscreen | Research done for a Linux input driver | Change Data Capture library

 by   ikstewa C Version: Current License: No License

kandi X-RAY | touchscreen Summary

kandi X-RAY | touchscreen Summary

touchscreen is a C library typically used in Utilities, Change Data Capture applications. touchscreen has no bugs, it has no vulnerabilities and it has low support. You can download it from GitHub.

Research done for a Linux input driver to allow multi-touch surfaces to simulate mouse input using TUIO.
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            kandi-support Support

              touchscreen has a low active ecosystem.
              It has 6 star(s) with 1 fork(s). There are 2 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              touchscreen has no issues reported. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of touchscreen is current.

            kandi-Quality Quality

              touchscreen has no bugs reported.

            kandi-Security Security

              touchscreen has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              touchscreen does not have a standard license declared.
              Check the repository for any license declaration and review the terms closely.
              OutlinedDot
              Without a license, all rights are reserved, and you cannot use the library in your applications.

            kandi-Reuse Reuse

              touchscreen releases are not available. You will need to build from source code and install.

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            Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of touchscreen
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            touchscreen Key Features

            No Key Features are available at this moment for touchscreen.

            touchscreen Examples and Code Snippets

            No Code Snippets are available at this moment for touchscreen.

            Community Discussions

            QUESTION

            Unity GameObject not found
            Asked 2021-Jun-06 at 01:52

            Hey guys this is my first time try to make simple game in Unity but i got stuck in movement script,

            I already have script for my player called "player" script, so now i'm trying to make a script for my controller which is a touchscreen pad, like moving left, right and jump, i'm following youtube tutorial,

            Even my script and the tutorial script are same, but mine is got error, it said my GameObject is not found or missing... Here's my pad script

            ...

            ANSWER

            Answered 2021-Jun-06 at 01:52

            here is a fixed code. Hope it helps. Also, I've replaced your Else If's with a switch since that is more performant than Else if.

            Your problem was that you had one (.) after player>.() In your code. It should have been

            Source https://stackoverflow.com/questions/67854992

            QUESTION

            Project "Ball on Plate" (touchscreen connection)
            Asked 2021-Jun-01 at 12:23

            I'm working on a project "Ball on Plate". Now, I do have this touchscreen: https://de.rs-online.com/web/p/touchscreen-sensoren/7105240/, which I have to connect with my raspberry pi 4. I need to know which coordinates are given, when I touch the display on several points.

            My problem is, I don't know how to connect that display with my raspberry pi and further how to display the coordinate values on my monitor.

            ps. most "Ball on Plate" projects were made with an Arduino, do you think that I'm using the wrong device ? Which pro's and contras would I have if choose a raspberry and which with an arduino ?

            Thank you in anticipation !

            ...

            ANSWER

            Answered 2021-May-03 at 14:05

            You have a resistive touch panel, where you have to select the direction with digital pins and read the resulting voltage with an analog-digital-converter (ADC). An Arduino has it built-in, but the raspberry pi does not have this built-in. If you want to use the raspberry pi, you need an additional ADC, that you connect to the raspberry pi.

            Here you can find some more information how you could do it with an arduino: https://www.instructables.com/Resistive-Touch-Screen-on-the-DP32/

            Source https://stackoverflow.com/questions/67367372

            QUESTION

            QML SwipeView two-finger swipe
            Asked 2021-May-30 at 08:12

            I'm using SwipeView and I want to prevent it from swiping from page to page with 1-finger swipes on a touchscreen. How to restrict SwipeView swiping to 2-finger swipes only?

            ...

            ANSWER

            Answered 2021-May-30 at 08:12
             Page1Form {
                     MultiPointTouchArea {
                            anchors.fill: parent
                            mouseEnabled: false
                            minimumTouchPoints: 1
                            maximumTouchPoints: 10
                            onTouchUpdated:{
                                var pointId=[];
                                for (var touch in touchPoints){
                                    pointId.push(touchPoints[touch].pointId);
                                    //console.log(pointId);
                                    if(pointId.length === 2){
                                        swipeView.interactive = true;
                                    }else{
                                        swipeView.interactive = false;
                                    }
                               }
                           }
                     }
              }
            

            Source https://stackoverflow.com/questions/67682527

            QUESTION

            ADB Accessibility Focus Change
            Asked 2021-May-29 at 14:49

            I would like to know how to make the ADB adjust the accessibility focus while Talkback is on. I have tried:

            ...

            ANSWER

            Answered 2021-May-29 at 14:49

            My answer here is going to be as succinct as possible. My full code is available on GitHub.

            As far as I am aware, a developer cannot perform an accessibility action via ADB, they would have to create an Accessibility service in order to act on behalf of an Accessibility user and create a Broadcast Receiver so that it can take input via the ADB. This is two thirds of the answer, requiring one more component as developers cannot activate accessibility services via the ADB! This has to be done manually each time accessibility is toggled or through accessibility shortcuts - of which there can be only one. EDIT I figured this bit out as well :)

            Accessibility Service

            The developer documentation provides a mechanism for an Accessibility Service:

            An accessibility service is an application that provides user interface enhancements to assist users with disabilities, or who may temporarily be unable to fully interact with a device. For example, users who are driving, taking care of a young child or attending a very loud party might need additional or alternative interface feedback.

            I followed the Google Codelab to construct a service that could take actions on the part of a user. Here is a snippet from the service, for swiping left and right (user navigation):

            Source https://stackoverflow.com/questions/66790141

            QUESTION

            Unity: Vertical Group Layout Scroll doesn't work with Android
            Asked 2021-May-24 at 21:41

            I'm doing a scrollable list of values.

            I did it using an Item template setted up with Layout Element, nested in a Vertical Layout Group object.

            The Item Template is composed by an image and a text description.

            The script that i use to populate the list is an easy for:

            ...

            ANSWER

            Answered 2021-May-23 at 16:19

            If your goal is to make a scrollable list of UI objects here is a gif I made on that process. It runs through the layout and each component and it working.

            If you want to dynamically add objects to this list at runtime, use the Panel_Content transform and instantiate objects using Instantiate(yourPrefab, Pane_Content.transform, false). Let me know if you run into issues with this example.

            Source https://stackoverflow.com/questions/67661637

            QUESTION

            Multi touch rotation QT issue
            Asked 2021-May-20 at 19:27

            I'm currently trying the capture the orientation Azimuth (rotation of finger) of multi touch inputs in Windows when a user touches a specific dialog. I'm using the QT C++ framework. I'm testing everything with the surface laptop 3. The issue is that I'm always getting a value of 0 when I try using QT: According to QT documentation:

            qreal TouchPoint::rotation() const

            Returns the angular orientation of this touch point. The return value is in degrees, where zero (the default) indicates the finger or token is pointing upwards, a negative angle means it's rotated to the left, and a positive angle means it's rotated to the right. Most touchscreens do not detect rotation, so zero is the most common value.

            ...

            ANSWER

            Answered 2021-May-20 at 19:27

            The Issue is actually caused by 2 bugs in the current Windows Version.

            1.Windows generates wrong vallues:

            Source https://stackoverflow.com/questions/67198027

            QUESTION

            How to Trigger JQuery with AJAX Autocomplete
            Asked 2021-May-18 at 16:27

            I've seen some similar posts here, but unfortunately none of them have solved my problem. My experience with JQuery is minimal, so I'm sure there's something I'm missing. If someone could help me with this, I'd really appreciate it!

            I created an ASP.NET/C# page that uses a JQuery/AJAX autocomplete function to display a list of tag or lot numbers the user can select from as they type values in a textbox (txtLookup).

            ...

            ANSWER

            Answered 2021-May-18 at 16:27

            After much fiddly work, Divine intervention blessed me with the solution to my question. I wanted to add an update in case someone in the future is tearing their hair out looking for the answer. To trigger the autocomplete code I posted above, I needed to trigger two events: touchstart and input.

            Source https://stackoverflow.com/questions/66709573

            QUESTION

            I need to load android camera app by press on button from my unity application
            Asked 2021-May-11 at 16:29

            please, I need at least a little feedback from more experienced users... here java class:

            ...

            ANSWER

            Answered 2021-May-11 at 16:29

            ok, so for launch camera app you can use only C#:

            Source https://stackoverflow.com/questions/67208885

            QUESTION

            Generate a summary table with VBA
            Asked 2021-May-11 at 07:08

            I'm currently trying to develop a spreadsheet that helps me write down malfunctioned convectors/windows inside my building (im working in the facility-management-business). Because each Floor has nearly 140 Windows and 80 convectors and we dont have a standardised way of writing down the problems/defects i wanna create a excel-sheet in Excel 2016.

            Now because i have a touchscreen-laptop i wanna do me a favor and just press on the different cells in each category if there is a problem (A = broken motor, B = leakage in the pipe-system, ect.) and change its color.

            If there is no problem, the Index-Color is green, if there is a problem, its red (darkred).

            Now, i have the following VBA-script running, which adds a Cells-Value of 1 to each Cell and via Data-format ";;;" i hide it from being visible + switch the colors:

            ...

            ANSWER

            Answered 2021-May-09 at 21:49

            I suggest you don't use VBA to color the cells, but conditional formatting. That will be a lot easier. Use your code to enter a number into the cell you touch, or remove it. Then use worksheet formulas to calculate the totals and use conditional formatting for the fill colours. That way you don't change the colors with VBA at all.

            With each cell change, you want to update the table at the top to show a comma separated list of row numbers that are marked with that category letter. You can do that by using a change event that monitors only the data entry cells and then loops through all rows of data, column by column. If the current cell has the value 1, then append the row 's floor number to the summary table at the top.

            Your layout for the summary table is different from the data entry layout, so there will need to be some extra code to identify which cell to write the result to.

            Here is a similar layout that I used in my code.

            This worksheet change event re-calculates the values in the summary table whenever a value in the input table has been changed. You need to adjust this code to reflect your worksheet target rows and columns, but the comments should help you figure that out.

            Source https://stackoverflow.com/questions/67462097

            QUESTION

            Control Visibility of Gnome-3 On Screen Keyboard in Electron App
            Asked 2021-May-10 at 13:52

            I'm working on an Electron application that is intended to run on a panel touchscreen computer running Debian. I have enabled the on-screen keyboard board in desktop settings and can see it come up in other applications (such as terminal). However, the on screen keyboard does not come up inside of my electron app when a text input gains focus. I have read that this might be some sort of weirdness with Chromium (see https://askubuntu.com/questions/939616/why-the-onboard-on-screen-keyboard-doesnt-auto-show-in-google-chrome) but have unable to find any workarounds. I suppose that my question is in two parts: 1 - is there anything that I can do to get Electron to play nicely with the gnome 3 built in keyboard? 2 - is there any program that I can call that would show and/ or hide the on-screen keyboard?

            The OS that I am targeting is Debian version 10.3 with the Gnome desktop.

            ...

            ANSWER

            Answered 2021-May-10 at 13:52

            After quite a bit of research, I learned that, in order to trigger the on-screen keyboard for Gnome, an application must be developed around GTK. Any application that fails to do so is considered "foreign" on the Gnome desktop. Apparently, Chrome falls into this category and Electron built apps as well because they are built on Chromium. With all that said, it is still possible for a foreign application to send on-screen keyboard events through dbus. The issue at CentOS On screen keyboard not showing for Jawa Swing Text entry fields describes these events as follows: To turn the keyboard on:

            Source https://stackoverflow.com/questions/67327242

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install touchscreen

            You can download it from GitHub.

            Support

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
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