Faking button press

We have a palette with several edit boxes and a button. Whenever return is pressed in any of the text view we want to "press" the button, i.e. just like a default button in a dialog.
I have achieved the "pressing" of the button using a custom event handler for the edit boxes and sending out the Update event using the ISubject::Change method on the button.
Is there any way to make it look like the button has actually been pressed, i.e. go down and up again.
Cheers,
Ian

deepspace, thanks for the response. I think I should elaborate a bit...I'm sending an SMS message in a J2ME program of my creation. When I call the send command the cell phone throws up a message asking the user to verify that they want to send the message. I don't want the user to have to press the 'OK' button to approve the message being sent. So, I wanted to be able to fake the phone into thinking the user pressed the 'OK' button. Is there a way I can do this programmatically?

Similar Messages

  • Error -- No Such Trigger('when-button-pressed')

    Hi,
    I am getting the error ""No Such Trigger('when-button-pressed')"",
    when I am executing the code EXECUTE_TRIGGER( 'WHEN-BUTTON-PRESSED' );
    on some item(Key-Next-Item), although WHEN-BUTTON-PRESSED trigger exists.
    What could be the problem ?. It worked till yesterday, giving error from today, I havent
    changed any thing.
    Thanks in Advance
    Devender

    Steve's tip is the only good solution for this case.
    The problem in your case for example is:
    Let's say you have a block-trigger, which fires after your execute-trigger.
    Now a colleague of you, which don't know your code, create a WHEN-BUTTON-PRESSED on an item, then the new code is started and not the block-trigger-code.
    So, don't ever do this. Write your code in a package-function or -procedure and call it from the trigger. So you can re-user the functionality
    Gerd

  • Change control values on button press

    Hi, I've got a situation where I have several numeric controls where you can change different values. I also have several subVIs with control references (as described in this article: http://labviewwiki.org/Control_References) that takes in references to these numeric controls on the mainVI. These subVIs continously read the values in their own threads.
    So whenever I change a value on any of the controls, the values does of course change in the subVIs, since they reference to the value of the control.  How would I make the actual value only change only after I clicked the ok button?
    To illustrate this I made a VI with an event structure and a separate while loop that continoulsy reads a reference to the control and updats an indicator. I can think of a few cumbersome solutions, whereas I have two controls for every value. The second control would then be hidden and only written to in case of the Ok button press. But having two controls to do something simple as this seems superfluous.
    Message Edited by Siniz on 10-20-2009 10:36 AM
    Solved!
    Go to Solution.
    Attachments:
    ValueChangeOnButtonPress.vi ‏19 KB

    Given what you want to do then I would suggest that you use an Action Engine to contain your data. This has the advantage of decoupling the UI from the subtasks. I would recommend that your action engine consist of an array of clusters. Each cluster would contain the data values, in your case Ki, Kd and Kp for each controller. This has the advantage of reducing the individual values you are dealing with and treats the data for a given controller as a whole. The subtasks could either poll the data looking for a value change. You could even keep track of that in your Action Engine so you would only need to poll to see if the data changed. If it did, then read the data. You would need an index or ID to specify which controller's data you would want to access. The action engine allows you to grow your application if more controllers are added. You should use a typedef to define the cluster. If you wanted to make this more event driven you could use a single notifier shared by your subtasks that would simply indicate a data change event. Part of the data for the notifier could specify which data. That way only interested subtasks would take action. This type of architecture wouldn't add lots of wires to your diagram especially if you used a named notifier.
    Regardless of the way you choose to pass the data to the subtasks I would take a look at your UI. I haven't seen it so I can't comment on it specifically. However is you have 40 controls on the front panel at the same time it most likely is a confusing interface. There are ways to reduce the complexity and still provide the same functionality. If you haven't already looked at I would recommend getting the book The LabVIEW Style Book by Peter Blume. If you did reduce your UI to only work with a single controller or a couple of related controllers at a time the Action Engine approach would work nicely since you take your data from the FP and only update the data that has changed. From a UI perspective you have less controls to worry about on your UI and it will probably be easier for the user to understand. From the application's perspective you have decoupled the subtasks from the UI in a very clean way. Another approach would be to use LVOOP for your controller data and processing. Then you simply instantiate a new instance of the class (an object) for each controller that your system is using. This has an added benefit of allowing you to use different controllers and load them at runtime using dynamic dispatching.
    PS You are good for the overall Kudo count. Thanks.
    Message Edited by Mark Yedinak on 10-20-2009 12:33 PM
    Mark Yedinak
    "Does anyone know where the love of God goes when the waves turn the minutes to hours?"
    Wreck of the Edmund Fitzgerald - Gordon Lightfoot

  • Calling a report from forms - FRM-40735 when-button-pressed raised unhandle

    Hi,
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                paramNameValue[0] = new ParamNameValue();
                paramNameValue[0].setName(paramName);
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                ReportResponse repResponse = new ReportResponse();
                repResponse = myPort.runReport(repRequest,username,password);
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                FileOutputStream fio = new FileOutputStream(outFile);
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                fio.close();
            } catch (Exception ex) {
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    If there is a way to make it work with Bi publisher, Please let me know.
    I need to something to make it work with BI publisher.
    thanks,
    Edited by: Rooney on May 27, 2010 1:27 PM

  • How can I call my chart in Forms6i on When Button Press Trigger?

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  • Help-I Need to hold a Abstract button pressed

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  • Why am I getting this error?  How do I add confirm message to button press?

    Using Java Studio Creator.
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    Exception Details: java.lang.IndexOutOfBoundsException
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    Possible Source of Error:
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    Line Number: 546
    ======================================================================
    I have a page that works.
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    button.setValue( "Apply" );
    button.setStyle(style);
    children.add(button);
    When the button is pushed, it calls the following session bean method:
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    ====================================================================
    I wanted to add confirmation to the button press, so I removed the action listener for this button and added
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    scheduleAdjustFlag = 1;
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    dataSaved = false;
    addControls();
    ==================================================================================
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    If I push the 'dummy button' directly, I do not get the error.
    I do not understand why I should be gettng this error.
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    I use several of these on the page, but they should be filled with data in the preRender method of the page.
    Can anyone suggest a way that I can add confirmation to a button that is created under program control?
    Thanks

    Make use of the fact that when an onclick event of a button returns 'false', the action will not be taken.
    Pseudocode:<h:commandButton value="submit" action="#{myBean.action}" onclick="return confirm('Are you sure?');" />

  • How to call a dynamic URL on 'button press' event, in MVC-based BSP

    Hi,
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    Saurabh

  • I have reached out  to this community as my Iphone display gone black and got the solution to keep home and power button pressed. It worked but I would like to know why it went black

    I have reached out  to this community as my Iphone display gone black and got the solution to keep home and power button pressed. It worked but I would like to know
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    1. There is no way of knowing. These things happen.
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  • Problem while hide a block on selection screen on button press

    Hi,
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    For this to happen, I captured the button 1 click event using the following statement.
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    loop at screen.
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    Regards,
    T2.

    Hi All,
    The problem is solved.
    Everyone was confusing between the pushbutton on the selectio-screen and on apllication toolbar
    (where you have the execute icon).
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    REPORT ztest.
    INCLUDE <icon>.
    *  TABLES                                                              *
    TABLES: t001,              " Company Codes
            lfa1,              " Vendor Master (General Section)
            sscrfields.        " Fields on selection screens
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    DATA: gv_button_press       TYPE c.
    * Menu Painter: Program interface for dynamic texts
    DATA: gs_dyntxt             TYPE smp_dyntxt.
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    SELECTION-SCREEN FUNCTION KEY 1.
    SELECTION-SCREEN BEGIN OF BLOCK blk1 WITH FRAME TITLE text-s01.
    * Company Code.
    SELECTION-SCREEN BEGIN OF BLOCK ccode WITH FRAME TITLE text-s02.
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    SELECTION-SCREEN END OF BLOCK ccode.
    SELECTION-SCREEN END OF BLOCK blk1.
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    SELECTION-SCREEN BEGIN OF BLOCK vend WITH FRAME TITLE text-s07.
    SELECT-OPTIONS: s_konzs FOR lfa1-konzs MODIF ID aw1.
    SELECT-OPTIONS: s_txcd1 FOR lfa1-stcd1 MODIF ID aw1.
    SELECT-OPTIONS: s_txcd2 FOR lfa1-stcd2 MODIF ID aw1.
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    SELECTION-SCREEN END OF BLOCK dsel.
    * INITIALIZATION                                                       *
    INITIALIZATION.
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      PERFORM populate_app_toolbar_buttons.
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      PERFORM hide_screenfields.
    * AT SELECTION SCREEN                                                  *
    AT SELECTION-SCREEN.
    * Capture the button press event.
      PERFORM capture_button_press.
    * AT SELECTION-SCREEN OUTPUT.                                          *
    AT SELECTION-SCREEN OUTPUT.
    * Show/Hide the dynamic selection screen based on button press.
      PERFORM adapt_screen.
    *&  Form  populate_app_toolbar_buttons                                 *
    *   Display Icon on the application toolbar buttons. Also set the      *
    *   function codes for these buttons.                                  *
    FORM populate_app_toolbar_buttons.
      CLEAR gs_dyntxt.
      WRITE icon_fencing     TO gs_dyntxt-icon_id AS ICON.
      MOVE  text-b01         TO gs_dyntxt-quickinfo.   " Dynamic Selections
      MOVE gs_dyntxt         TO sscrfields-functxt_01.
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    *&  Form  hide_screenfields                                            *
    *   Initially hide the Dynamic selection screen.                       *
    FORM hide_screenfields.
      LOOP AT SCREEN.
        IF screen-group1 = 'AW1'.
          screen-invisible = '1'.
          screen-active    = '0'.
        ENDIF.
        MODIFY SCREEN.
      ENDLOOP.
    ENDFORM.                    " hide_screenfields
    *&  Form  capture_button_press                                         *
    *   Set the flag based on button press event. Appication bar button    *
    *   tcode is available only at 'At Selection-screen' event.            *
    *   Use the captured data at 'At Selection-screen Output' event.       *
    *   Screen adjustments is possible only under this event.              *
    FORM capture_button_press.
      IF sscrfields-ucomm = 'FC01'.
        IF gv_button_press IS INITIAL.
          gv_button_press = 'X'.
        ELSEIF gv_button_press EQ 'X'.
          CLEAR gv_button_press.
        ENDIF.
      ENDIF.
    ENDFORM.                    " capture_button_press
    *&  Form  adapt_screen                                                 *
    *   Show/Hide the dynamic selection screen based on button press       *
    *   captured at 'At selection-screen' event.                           *
    FORM adapt_screen.
    * If button press flag is initial hide the dynamic selection screen.
      IF gv_button_press IS INITIAL.
        LOOP AT SCREEN.
          IF screen-group1 = 'AW1'.
            screen-invisible = '1'.
            screen-active    = '0'.
          ENDIF.
          MODIFY SCREEN.
        ENDLOOP.
    * Elseif button press flag is 'X' show the dynamic selection screen.
      ELSEIF gv_button_press EQ 'X'.
        LOOP AT SCREEN.
          IF screen-group1 = 'AW1'.
            screen-invisible = '0'.
            screen-active    = '1'.
          ENDIF.
          MODIFY SCREEN.
        ENDLOOP.
      ENDIF.
    ENDFORM.                    " adapt_screen
    Regards,
    T2
    Message was edited by: Titu Joseph

  • Sending an object from client to server always on button press

    What I need is to send an object from client to server but I need to make server wait until another object is sent. What I have is the JFrame where you put the wanted name and surname, then you create a User object with these details and on button press you send this object to the server. I just can't hold the connection because when I send the first object, server doesn't wait for another button click and throws EOFexception. Creating the while loop isn't helpfull as well because it keeps sending the same object again and again. The code is here
    public class ClientFrame extends JFrame {
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        private JTextField txfName;
        private JTextField txfSurname;
        public ClientFrame() {
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            con.setLayout(new BorderLayout());
            txfName = new JTextField("name");
            txfSurname = new JTextField("surname");
            btnSend = new JButton(new AbstractAction() {
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                public void actionPerformed(ActionEvent e) {
                    SSLSocketFactory f =
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                        c.startHandshake();
                        OutputStream os = c.getOutputStream();
                        ObjectOutputStream oos = new ObjectOutputStream(os);
                        InputStream is = c.getInputStream();
                        ObjectInputStream ois = new ObjectInputStream(is);
                        boolean done = false;
                        while (!done) {
                            String first = txfName.getText();
                            String last = txfSurname.getText();
                            User u = new User();
                            u.setFirstName(first);
                            u.setLastName(last);
                            oos.reset();
                            oos.writeObject(u);
                            String str = (String) ois.readObject();
                            if (str.equals("rcvdOK")) {
                                System.out.println("received on the server side");
                            } else if (str.equals("ERROR")) {
                                System.out.println("ERROR");
                        //oos.writeObject(confirmString);
                        oos.close();
                        os.close();
                        c.close();
                    } catch (ClassNotFoundException ex) {
                        Logger.getLogger(ClientFrame.class.getName()).log(Level.SEVERE, null, ex);
                    } catch (IOException ex) {
                        System.err.println(ex.toString());
            btnSend.setText("send object");
            con.add(btnSend, BorderLayout.PAGE_START);
            con.add(txfName, BorderLayout.CENTER);
            con.add(txfSurname, BorderLayout.PAGE_END);
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            setSize(200, 150);
            setVisible(true);
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        public static void main(String[] args) {
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                KeyStore ks = KeyStore.getInstance("JKS");
                ks.load(new FileInputStream(ksName), ksPass);
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                sc.init(kmf.getKeyManagers(), null, null);
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                SSLServerSocket s = (SSLServerSocket) ssf.createServerSocket(8888);
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                SSLSocket c = (SSLSocket) s.accept();
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                OutputStream os = c.getOutputStream();
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                    String errorString = "ERROR";
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                s.close();
                c.close();
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                    System.err.println(e.toString());
    }Thanks for any help, btw this doesnt need to be via ssl, the problem would be the same using only http. Please anyone help me:)
    Edited by: Vencicek on 7.5.2012 2:19
    Edited by: EJP on 7/05/2012 19:53
    Edited by: Vencicek on 7.5.2012 3:36

    Current code fails because it's sending still the same entity again(using while loop)No it's not. You are creating a new User object every time around the loop.
    which makes the system freezeWhich means that you are executing network code in the event thread. Don't do that, use a separate thread. At the moment you're doing all that sending inside the constructor for ClientFrame which is an even worse idea: you can never get out of there to the rest of your client program. This is a program design problem, not a networking problem.
    and doesn't allow me to set new parameters of the new entityI do not understand.
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  • Looping through a table Help needed ....Forms 10g..... When Button Pressed

    Hye craig, hamid, christian and all ...........
    i have a user access interface which i create where there are two fields username and password and a button,
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    declare
    go_block('users');
    execute_query;
    declare
    begin
         if :useraccess.username=:users.username and
              :useraccess.password=:users.password then
              go_block('MAINPAGE');
              else
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              MESSAGE('SORRY WRONG PASSWORD OR NOT A REGISTERED USER');
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    end;
    This code works for a single user in USERS table but for multiple users there has to be some looping system
    which matches the USERACCESS and USERS tables fields thoroughly ....

    Hi Majid,
    I can suggest you a workaround for this. raise a ON-LOGON trigger and you can use the LOGON_SCREEN builtin to flash the logon screen at runtime. And then try capturing the username and password.
    DECLARE
      connected BOOLEAN := FALSE;
      tries     NUMBER  := 3;
      un        VARCHAR2(30);
      pw        VARCHAR2(30);
      cs        VARCHAR2(30);
    BEGIN
      SET_APPLICATION_PROPERTY(CURSOR_STYLE, 'DEFAULT');
      WHILE connected = FALSE and tries > 0
      LOOP
        LOGON_SCREEN;
        un := GET_APPLICATION_PROPERTY( USERNAME );
        pw := GET_APPLICATION_PROPERTY( PASSWORD );
        cs := GET_APPLICATION_PROPERTY( CONNECT_STRING );
        LOGON( un, pw || '@' || cs, FALSE );
        IF FORM_SUCCESS
        THEN
          connected := TRUE ;
        END IF;
        tries := tries - 1;
      END LOOP;
      IF NOT CONNECTED THEN
        MESSAGE('Too many tries!');
        RAISE FORM_TRIGGER_FAILURE ;
      END IF;
    END ;   a sample piece of coding to help you out.
    Regards,
    Manoj Chakravarthy

  • Calling a function in WHEN-BUTTON-PRESSED

    Hello,
    i have in when-button-pressed a line containing
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    when compiling, i get: function 'PACHET_SALARIZARE.ANI_VECHIME' mai not be user in SQL.
    how can i deal with this? i need the result of that function in a variabie, ani_vechime.
    Thanks!

    Uh, thank you. i thought it's not possible what i wanted..
    but strange why cannot be called function in select statements
    Regards,

  • [Solved] Keep the last button pressed with a custom style

    Hello,
    I have a VBox with 20 buttons and I have this style applied (menu.css) (only for VBox wrapper):
    .button:focused {
        -fx-background-color: #0768A9;
        -fx-text-fill: #FFFFFF;
    But when I pressed other button outside the VBox the style disappears, because the other button get the focus.
    I'm afraid I'm taking the wrong way.
    How I can do to keep the last button pressed with a custom style? (Only for buttons containing the VBox).
    Best regards

    I created a simple method to change background colors in buttons:
        private void setSelectedBtnStyle(Button bboat) {
      // Change style oldSelectedBoat
        selectedBoat.setStyle("-fx-background-color: white;-fx-text-fill: black;");
        // oldSelectedBoat var change to newSelectedBoat
        this.selectedBoat = bboat;
      // Change style newSelectedBoat
        selectedBoat.setStyle("-fx-background-color: #0768A9;-fx-text-fill: #FFFFFF;");;
    Surely not the best solution, but it works for me.
    Best regards.

  • Show indices of Last TWO buttons pressed in a boolean array (how to?)

    How would you go about showing the indices of the last TWO buttons pressed in an array of buttons, and only after TWO buttons have been pressed? I know how to show the LAST button pressed, and I know how to flag the event of two buttons being pressed (using the modulus), but I can't readily see how to show the indices of the last TWO.
    For example, in an array of 24 buttons, someone presses buttons 2 and 7... an indicator says 2 & 7. Those buttons remain pressed. Now the user presses buttons 14 and 3, the same indicator now reads 14 & 3.
    The indicator can be text, an int array, two ints, whatever. Any ideas?
    Message Edited by LV_Addict on 07-28-2008 01:29 PM

    Thanks Ben.
    To get the LAST button pressed, I just XOR the array and look for the True, as shown. No biggie.
    Yep, I know about the ability to expand the left side S/R to get a histogram, and have used that in the past. It doesn't seem to do anything for me here!
    Attachments:
    forumpic.jpg ‏9 KB

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