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  4. QextSerialPort missing data [solved]

QextSerialPort missing data [solved]

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  • K Offline
    K Offline
    koahnig
    wrote on last edited by
    #7

    welcome to devnet

    There are at least two different Qt-based implementations available. There have been already a number of threads concerning the topic. One of the implementations or also both are mentioned in following threads with following tags:
    "QExtSerialPort":http://qt-project.org/search/tag/qextserialport
    "QSerialDevice":http://qt-project.org/search/tag/qserialdevice
    [edit]
    A good start might be "this overview":http://qt-project.org/forums/viewthread/16949

    Vote the answer(s) that helped you to solve your issue(s)

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    • D Offline
      D Offline
      Dantcho
      wrote on last edited by
      #8

      Thanks koahing very much,

      for the information, I knowed about "QExtSerialPort", but the QSerialDevice can be the right for my project.

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      • K Offline
        K Offline
        kuzulis
        Qt Champions 2020
        wrote on last edited by
        #9

        2 Dantcho

        bq. but the QSerialDevice can be the right for my project

        Instead of QSerialDevice - use "QtSerialPort":http://qt-project.org/wiki/QtSerialPort.
        QSerialDevice is no longer growing (develop is freezing). His code was used as the basis QtSerialPort. Now QtSerialPort is a child.

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        • D Offline
          D Offline
          Dantcho
          wrote on last edited by
          #10

          Hi all,

          I have to work with serial port and need to to install it on my computer.
          What i have to do to install it?

          I download this:
          "qtplayground-qtserialport"

          from here:
          http://qt-project.org/wiki/QtSerialPort

          but I am a little confuse because the installing guide is for linux not for windows.
          How to install qt serial port on windows?

          Thanks!

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          • K Offline
            K Offline
            kuzulis
            Qt Champions 2020
            wrote on last edited by
            #11

            What an embarrassment? Where does it say that only for Linux?

            Read "it":http://qt-project.org/wiki/QtSerialPort#b55bbb687c599634cc785869b9167639 again

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            • D Offline
              D Offline
              Dantcho
              wrote on last edited by
              #12

              Hi everybody,

              i develop a programm and i want my widget do not be moved by the mouse(press and drag), the widget must stay always on the same position.
              How can i do this?

              Thanks?

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              • D Offline
                D Offline
                Dantcho
                wrote on last edited by
                #13

                Hi everybody,

                I createt tree windows with the QtDesigner and from windows one of them start the another windows,
                from windows one I have connection to the another windows (include the header files), so I include the the header file from the windows one to the another windows to have connection from every window to the window one, but wenn I declare filetype from windows one I get the following error.
                "Fehler:ISO C++ forbids declaration of 'Com_Net' with no type"

                this is a C++ error, but I include the header files :-(((.

                Wath cann I do to solve this problem.

                Here is the header file from the another windows.

                @#ifndef DICS_H
                #define DICS_H

                #include <QWidget>
                #include <QSizePolicy>
                #include <QMoveEvent>

                #include "com_net.h" bq. here include the header files from the windows one
                #include "ui_com_net.h"

                namespace Ui {
                class DICS;
                }

                class DICS : public QWidget
                {
                Q_OBJECT

                public:
                explicit DICS(QWidget *parent = 0);
                ~DICS();

                private slots:
                void on_External_Button_clicked();
                void on_Internal_Button_clicked();
                void on_PABX_Button_clicked();
                void on_PAS_Button_clicked();

                private:
                Ui::DICS *ui;
                Com_Net *active_com_net; bq. and here is the pointer declaration from windows one.
                virtual void moveEvent(QMoveEvent *event);
                };

                #endif // DICS_H@

                Thanks very much, for the help.

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                • D Offline
                  D Offline
                  Dantcho
                  wrote on last edited by
                  #14

                  Hallo everybody,

                  i solved this problem with the type visibility.

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                  • M Offline
                    M Offline
                    mlong
                    wrote on last edited by
                    #15

                    Be sure and edit your original post title to add [Solved]. Thanks!

                    Software Engineer
                    My views and opinions do not necessarily reflect those of anyone -- living or dead, real or fictional -- in this universe or any other similar multiverse node. Void where prohibited. Your mileage may vary. Caveat emptor.

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                    • D Offline
                      D Offline
                      Dantcho
                      wrote on last edited by
                      #16

                      Dear community,

                      I work with the "qextserialport-1.2beta2" and all work well, but I have one problem, I want to send in binary mode, ones I can set is "port->setTextModeEnabled(false);" but the serial port stil interpret the data "o" like a null terminator and so cut the string after the every "0".
                      my question is it possible to send by "qextserialport" binary mode, or I have to look for a another way.

                      thanks for the answer, :-))).

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