Example usage for com.google.gwt.media.client Audio createIfSupported

List of usage examples for com.google.gwt.media.client Audio createIfSupported

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Introduction

In this page you can find the example usage for com.google.gwt.media.client Audio createIfSupported.

Prototype

public static Audio createIfSupported()

Source Link

Document

Return a new Audio if supported, and null otherwise.

Usage

From source file:com.allen_sauer.gwt.voices.client.Html5Sound.java

License:Apache License

/**
 * @param mimeType the requested MIME type and optional codec according to RFC 4281
 * @return the level of support for the provided MIME type
 *//*from w  ww  .j a  va2  s.  c o  m*/
public static MimeTypeSupport getMimeTypeSupport(String mimeType) {
    if (!Audio.isSupported()) {
        return MimeTypeSupport.MIME_TYPE_NOT_SUPPORTED;
    }
    String support = Audio.createIfSupported().getAudioElement().canPlayType(mimeType);
    assert support != null;
    if (AudioElement.CAN_PLAY_PROBABLY.equals(support)) {
        return MimeTypeSupport.MIME_TYPE_SUPPORT_READY;
    }
    if (AudioElement.CAN_PLAY_MAYBE.equals(support)) {
        return MimeTypeSupport.MIME_TYPE_SUPPORT_READY;
    }
    return MimeTypeSupport.MIME_TYPE_SUPPORT_UNKNOWN;
}

From source file:com.allen_sauer.gwt.voices.client.Html5Sound.java

License:Apache License

private void createAudioElement() {
    if (endedRegistration != null) {
        endedRegistration.removeHandler();
    }/*  www  .  j a  va2 s. co  m*/
    if (audio != null) {
        // TODO: remove, once DOM attachment no longer required to sink (bitless) events
        audio.removeFromParent();
    }
    assert Audio.isSupported();
    audio = Audio.createIfSupported();
    assert audio != null;
    AudioElement elem = audio.getAudioElement();
    assert elem != null;

    endedRegistration = audio.addEndedHandler(endedHandler);

    // TODO: remove, once DOM attachment no longer required to sink (bitless) events
    RootPanel.get().add(audio);

    if (isCrossOrigin()) {
        elem.setAttribute("crossOrigin", "anonymous");
    }
    elem.setSrc(getUrl());
}

From source file:com.google.gwt.sample.mobilewebapp.client.ui.SoundEffects.java

License:Apache License

/**
 * Prefetch the error sound.//from w  w w .ja v  a2  s.  c  o m
 */
public void prefetchError() {
    if (isSupported && error == null) {
        error = Audio.createIfSupported();
        error.addSource("audio/error.ogg", AudioElement.TYPE_OGG);
        error.addSource("audio/error.mp3", AudioElement.TYPE_MP3);
        error.addSource("audio/error.wav", AudioElement.TYPE_WAV);
        prefetchAudio(error);
    }
}

From source file:com.googlecode.konamigwt.hadoken.client.Hadoken.java

License:BEER-WARE LICENSE

/**
 * This is the entry point method./*from  w  w w . jav  a 2 s  .  c o  m*/
 */
public void onModuleLoad() {

    final Button sendButton = new Button("Send");
    final TextBox nameField = new TextBox();
    nameField.setText("GWT User");
    final Label errorLabel = new Label();

    // We can add style names to widgets
    sendButton.addStyleName("sendButton");

    // Add the nameField and sendButton to the RootPanel
    // Use RootPanel.get() to get the entire body element
    RootPanel.get("nameFieldContainer").add(nameField);
    RootPanel.get("sendButtonContainer").add(sendButton);
    RootPanel.get("errorLabelContainer").add(errorLabel);

    // Focus the cursor on the name field when the app loads
    nameField.setFocus(true);
    nameField.selectAll();

    // Create the popup dialog box
    final DialogBox dialogBox = new DialogBox();
    dialogBox.setText("Remote Procedure Call");
    dialogBox.setAnimationEnabled(true);
    final Button closeButton = new Button("Close");
    // We can set the id of a widget by accessing its Element
    closeButton.getElement().setId("closeButton");
    final Label textToServerLabel = new Label();
    final HTML serverResponseLabel = new HTML();
    VerticalPanel dialogVPanel = new VerticalPanel();
    dialogVPanel.addStyleName("dialogVPanel");
    dialogVPanel.add(new HTML("<b>Sending name to the server:</b>"));
    dialogVPanel.add(textToServerLabel);
    dialogVPanel.add(new HTML("<br><b>Server replies:</b>"));
    dialogVPanel.add(serverResponseLabel);
    dialogVPanel.setHorizontalAlignment(VerticalPanel.ALIGN_RIGHT);
    dialogVPanel.add(closeButton);
    dialogBox.setWidget(dialogVPanel);

    // Add a handler to close the DialogBox
    closeButton.addClickHandler(new ClickHandler() {
        public void onClick(ClickEvent event) {

            dialogBox.hide();
            sendButton.setEnabled(true);
            sendButton.setFocus(true);
        }
    });

    // Quick and Dirty implementation
    new Konami(new KonamiHandler() {
        @Override
        public void onKonamiCodePerformed() {
            final Image image = new Image("media/ryu.gif");
            DOM.appendChild(RootPanel.get().getElement(), image.getElement());

            final Audio audio = Audio.createIfSupported();
            if (audio != null) {
                audio.setSrc("media/hadoken.ogg");
                DOM.appendChild(RootPanel.get().getElement(), audio.getElement());
                audio.play();
            }
            Timer timer = new Timer() {

                @Override
                public void run() {
                    DOM.removeChild(RootPanel.get().getElement(), image.getElement());
                    if (audio != null) {
                        DOM.removeChild(RootPanel.get().getElement(), audio.getElement());
                    }
                }

            };
            timer.schedule(1100);

        }
    }).start();

    // Create a handler for the sendButton and nameField
    class MyHandler implements ClickHandler, KeyUpHandler {
        /**
         * Fired when the user clicks on the sendButton.
         */
        public void onClick(ClickEvent event) {
            sendNameToServer();
        }

        /**
         * Fired when the user types in the nameField.
         */
        public void onKeyUp(KeyUpEvent event) {
            if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
                sendNameToServer();
            }
        }

        /**
         * Send the name from the nameField to the server and wait for a response.
         */
        private void sendNameToServer() {
            // First, we validate the input.
            errorLabel.setText("");
            String textToServer = nameField.getText();
            if (!FieldVerifier.isValidName(textToServer)) {
                errorLabel.setText("Please enter at least four characters");
                return;
            }

            // Then, we send the input to the server.
            sendButton.setEnabled(false);
            textToServerLabel.setText(textToServer);
            serverResponseLabel.setText("");
            serverResponseLabel.removeStyleName("serverResponseLabelError");
            serverResponseLabel.setHTML("Hello " + textToServer);
            dialogBox.center();
            closeButton.setFocus(true);
        }
    }

    // Add a handler to send the name to the server
    MyHandler handler = new MyHandler();
    sendButton.addClickHandler(handler);
    nameField.addKeyUpHandler(handler);
}

From source file:com.webwoz.client.client.WebWOZClient.java

License:Apache License

private void startSession() {

    // define whether client logout should be used or not
    // useClientLogout = true;

    // initialize variables
    processing = "Processing";

    // panels to structure layout
    headPanel = new VerticalPanel();
    titlePanel = new HorizontalPanel();
    contentPanel = new VerticalPanel();
    footPanel = new VerticalPanel();
    loginPanel = new HorizontalPanel();
    asrPanel = new VerticalPanel();
    textPanel = new VerticalPanel();
    audioPanel = new VerticalPanel();
    mmPanel = new VerticalPanel();
    txtInPanel = new HorizontalPanel();

    // labels// ww  w .j  a  v a  2s  .  c om
    userLabel = new Label("User: ");
    pwLabel = new Label("Password: ");
    loginMessage = new Label();

    // text boxes
    userTextBox = new TextBox();
    pwTextBox = new PasswordTextBox();

    // text areas
    textInputTextArea = new TextArea();

    // buttons
    loginButton = new Button("login");
    logoutButton = new Button("logout");
    sendButton = new Button("Send");

    // RPC
    databaseAccessSvc = GWT.create(DatabaseAccess.class);

    currentID = 0;

    audioHTML = Audio.createIfSupported();
    videoHTML = Video.createIfSupported();

    // head
    String header = "<div id='header'></div>";
    headPanel.clear();
    headPanel.add(new HTML(header));

    // title
    String title = "<div id='title'></div>";
    titlePanel.clear();
    titlePanel.add(new HTML(title));

    // build login
    loginPanel.clear();
    loginPanel.add(userLabel);
    loginMessage.setStyleName("loginMessage");
    userLabel.setStyleName("label");
    loginPanel.add(userTextBox);
    userTextBox.setStyleName("text");
    loginPanel.add(pwLabel);
    pwLabel.setStyleName("label");
    loginPanel.add(pwTextBox);
    pwTextBox.setStyleName("text");
    loginPanel.add(loginButton);
    loginButton.setStyleName("buttonLogin");
    // define button but do not add it
    logoutButton.setStyleName("buttonLogin");
    logoutButton.setVisible(false);

    // loginPanel.setStyleName("layout");
    loginPanel.setVisible(true);

    // output panels
    asrPanel.clear();
    asrPanel.setStyleName("asr");
    txtInPanel.clear();
    txtInPanel.setStyleName("txtIn");
    textPanel.clear();
    textPanel.setStyleName("txtOut");
    audioPanel.clear();
    audioPanel.setStyleName("audioOut");
    mmPanel.clear();
    mmPanel.setStyleName("mmOut");

    // content
    contentPanel.clear();
    contentPanel.setStyleName("content");
    contentPanel.add(loginPanel);
    contentPanel.add(loginMessage);
    contentPanel.add(txtInPanel);
    contentPanel.add(asrPanel);
    contentPanel.add(textPanel);
    contentPanel.add(audioPanel);
    contentPanel.add(mmPanel);

    // foot
    String foot = "<div id='foot'></div>";
    footPanel.clear();
    footPanel.add(new HTML(foot));

    // other panels to change the layout can be added if needed
    // headPanel.setStyleName("layout");
    // titlePanel.setStyleName("layout");
    // contentPanel.setStyleName("layout");
    // footPanel.setStyleName("layout");

    if (login != null) {
        if (login.equals("1")) {
            stopReload();
            loggedIn();
        } else {
            loadLoginScreen();
        }
    } else {
        loadLoginScreen();
    }

    // RootPanel.get().clear();
    RootPanel.get("head").add(headPanel);
    RootPanel.get("title").add(titlePanel);
    RootPanel.get("content").add(contentPanel);
    RootPanel.get("foot").add(footPanel);

    // handler
    // login click
    loginClickHandler = new ClickHandler() {
        public void onClick(ClickEvent event) {
            login();
        }
    };

    if (loginClickHandlerRegistration != null) {
        loginClickHandlerRegistration.removeHandler();
    }

    loginClickHandlerRegistration = loginButton.addClickHandler(loginClickHandler);

    // login keypress
    loginUserKeyPressHandler = new KeyPressHandler() {
        public void onKeyPress(KeyPressEvent event) {
            if (event.getCharCode() == KeyCodes.KEY_ENTER) {
                login();
            }
        }

    };
    if (loginUserKeyPressHandlerRegistration != null) {
        loginUserKeyPressHandlerRegistration.removeHandler();
    }
    loginUserKeyPressHandlerRegistration = userTextBox.addKeyPressHandler(loginUserKeyPressHandler);

    loginPWKeyPressHandler = new KeyPressHandler() {
        public void onKeyPress(KeyPressEvent event) {
            if (event.getCharCode() == KeyCodes.KEY_ENTER) {
                login();
            }
        }

    };
    if (loginPWKeyPressHandlerRegistration != null) {
        loginPWKeyPressHandlerRegistration.removeHandler();
    }
    loginPWKeyPressHandlerRegistration = pwTextBox.addKeyPressHandler(loginPWKeyPressHandler);

    // logout click
    logoutClickHandler = new ClickHandler() {
        public void onClick(ClickEvent event) {
            logout();
        }
    };
    if (logoutClickHandlerRegistration != null) {
        logoutClickHandlerRegistration.removeHandler();
    }
    logoutClickHandlerRegistration = logoutButton.addClickHandler(logoutClickHandler);

    // send click
    sendClickHandler = new ClickHandler() {
        public void onClick(ClickEvent event) {
            reload = false;
            getTimeStamp(textInputTextArea.getText());
            textInputTextArea.setText("");
        }
    };
    if (sendClickHandlerRegistration != null) {
        sendClickHandlerRegistration.removeHandler();
    }
    sendClickHandlerRegistration = sendButton.addClickHandler(sendClickHandler);

    // send keypress
    sendKeyPressHandler = new KeyPressHandler() {
        public void onKeyPress(KeyPressEvent event) {
            if (event.getCharCode() == KeyCodes.KEY_ENTER) {
                reload = false;
                getTimeStamp(textInputTextArea.getText());
                textInputTextArea.setText("");
            }
        }
    };
    if (sendKeyPressHandlerRegistration != null) {
        sendKeyPressHandlerRegistration.removeHandler();
    }
    sendKeyPressHandlerRegistration = textInputTextArea.addKeyPressHandler(sendKeyPressHandler);

    refreshTimer = new Timer() {
        @Override
        public void run() {
            if (reload) {
                getData();
            }
        }
    };

    // run refresh
    refreshTimer.scheduleRepeating(REFRESH_INTERVAL);

}

From source file:es.deusto.weblab.client.experiments.logic.ui.LogicExperiment.java

License:Open Source License

private void processCommandSent(ResponseCommand responseCommand) {
    if (this.lastCommand instanceof GetCircuitCommand) {
        this.messages.stop();
        this.messages.setText("");
        final CircuitParser circuitParser = new CircuitParser();
        try {//w w  w . ja v a  2 s.c om
            this.circuit = circuitParser.parseCircuit(responseCommand.getCommandString());
        } catch (final InvalidCircuitException e) {
            this.messages.setText("Invalid Circuit received: " + e.getMessage());
            return;
        }
        this.sendSolutionButton.setEnabled(false);
        this.updateCircuitGrid();
    } else if (this.lastCommand instanceof SolveCircuitCommand) {
        this.messages.stop();

        if (responseCommand.getCommandString().startsWith("FAIL")) {
            this.solving = false;

            if (Audio.isSupported()) {
                @SuppressWarnings("unused")
                final Audio audio = Audio.createIfSupported();

            }

            AudioManager.getInstance().playBest("snd/wrong");

            this.messages.setText(i18n.wrongOneGameOver(this.points));
            this.sendSolutionButton.setEnabled(false);
        } else if (responseCommand.getCommandString().startsWith("OK")) {
            this.points++;
            turnOnLight();
            this.messages.setText(i18n.wellDone1point());

            AudioManager.getInstance().playBest("snd/applause");

            final Timer sleepTimer = new Timer() {

                @Override
                public void run() {
                    LogicExperiment.this.sendCommand(new GetCircuitCommand());
                    turnOffLight();
                }

            };
            sleepTimer.schedule(2000);
        }

    } else {
        // TODO: Unknown command!
    }
}

From source file:es.deusto.weblab.client.ui.audio.AudioManager.java

License:Open Source License

/**
 * Helper method which will play a sound if certain conditions are met:
 * Sound is enabled.//from   w  w  w.  j ava2  s  . c  o  m
 * Sound is supported.
 * File type is supported.
 * If they are not, calling this method will have no effect.
 * @param file File to play. The path should be relative to the module base URL. E.g. "/audio/foo.wav"
 * 
 * @return AudioElement being played, or null. May be used to modify the default behaviour, such
 * as enabling loop mode.
 */
public AudioElement play(String file) {
    if (this.getSoundEnabled()) {
        final Audio audio = Audio.createIfSupported();
        if (audio != null) {
            final AudioElement elem = audio.getAudioElement();
            elem.setSrc(GWT.getModuleBaseURL() + file);
            elem.play();
            return elem;
        }
    }
    return null;
}

From source file:es.deusto.weblab.client.ui.audio.AudioManager.java

License:Open Source License

/**
 * Helper method which will play a sound if certain conditions are met:
 * Sound is enabled./*  ww w  .  j  a  v  a  2  s  .  com*/
 * Sound is supported.
 * If they are not, calling this method will have no effect.
 * 
 * The file type is inferred by the web browser. If it supports OGG, it will use the ".ogg" extension. If it doesn't, but it
 * supports MP3, it will use ".mp3". It will also try WAV, and otherwise it will not work. Therefore, the audio files must be 
 * duplicated in these three formats to work. 
 * 
 * @param file File to play. The path should be relative to the module base URL. E.g. "/audio/foo" will select foo.ogg, foo.mp3 or foo.wav
 * 
 * @return AudioElement being played, or null. May be used to modify the default behaviour, such
 * as enabling loop mode.
 */
public AudioElement playBest(String file) {
    if (this.getSoundEnabled()) {
        final Audio audio = Audio.createIfSupported();
        if (audio != null) {
            final AudioElement elem = audio.getAudioElement();

            // First try probably
            if (elem.canPlayType(OGG_TYPE).equals(MediaElement.CAN_PLAY_PROBABLY))
                elem.setSrc(GWT.getModuleBaseURL() + file + ".ogg");
            else if (elem.canPlayType(MP3_TYPE).equals(MediaElement.CAN_PLAY_PROBABLY))
                elem.setSrc(GWT.getModuleBaseURL() + file + ".mp3");
            else if (elem.canPlayType(WAV_TYPE).equals(MediaElement.CAN_PLAY_PROBABLY))
                elem.setSrc(GWT.getModuleBaseURL() + file + ".wav");
            // Then maybe
            else if (elem.canPlayType(OGG_TYPE).equals(MediaElement.CAN_PLAY_MAYBE))
                elem.setSrc(GWT.getModuleBaseURL() + file + ".ogg");
            else if (elem.canPlayType(MP3_TYPE).equals(MediaElement.CAN_PLAY_MAYBE))
                elem.setSrc(GWT.getModuleBaseURL() + file + ".mp3");
            else if (elem.canPlayType(WAV_TYPE).equals(MediaElement.CAN_PLAY_MAYBE))
                elem.setSrc(GWT.getModuleBaseURL() + file + ".wav");
            // Then fail
            else
                return null;

            elem.play();
            return elem;
        }
    }
    return null;
}

From source file:es.deusto.weblab.client.ui.widgets.WlTimer.java

License:Open Source License

protected void decrement() {
    if (this.time > 0) {
        --this.time;
        this.updateTimeString();
    }/* w w w.  ja  v a 2 s. c  om*/

    if (AudioManager.getInstance().getSoundEnabled()) {
        Audio timeRunningOutAudio = Audio.createIfSupported();
        if (this.time == this.timeRunningOutAudioLimit && AudioManager.getInstance() != null) {
            System.out.println(this.getParent());
            final AudioElement effect = timeRunningOutAudio.getAudioElement();
            effect.setSrc(GWT.getModuleBaseURL() + "snd/clock.wav");
            effect.setLoop(true);
            effect.play();
        } else if (this.time == 0) {
            final AudioElement effect = timeRunningOutAudio.getAudioElement();
            effect.setLoop(false);
            effect.pause();

            // TODO: Make sure that this isn't a memory leak. There does not seem to be any method that provides a 
            // "destroy" rather than "pause". Make also sure that there is no case under which a timer can not reach zero.
            // Otherwise, the sound might play forever, which is significantly annoying.
        }
    }

}

From source file:nl.mpi.tg.eg.experiment.client.service.AudioPlayer.java

License:Open Source License

private void createPlayer() throws AudioException {
    audioPlayer = Audio.createIfSupported();
    if (audioPlayer == null) {
        throw new AudioException("audio not supportered");
    }/*from  w  w w .j a  v a2s  . co  m*/
    final AudioElement audioElement = audioPlayer.getAudioElement();
    onEndedSetup(audioElement);
}