Example usage for android.view KeyEvent keyCodeToString

Introduction

In this page you can find the example usage for android.view KeyEvent keyCodeToString.

Prototype

public static String keyCodeToString(int keyCode) 

Source Link

Document

Returns a string that represents the symbolic name of the specified keycode such as "KEYCODE_A", "KEYCODE_DPAD_UP", or an equivalent numeric constant such as "1001" if unknown.

Usage

From source file:com.vladstirbu.cordova.Gamepad.java

/**
 * @param cordova The context of the main Activity.
 * @param webView The associated CordovaWebView.
 *//*from   ww w  .ja va 2 s . c  o  m*/
@Override
public void initialize(CordovaInterface cordova, CordovaWebView webView) {
    super.initialize(cordova, webView);

    this.map.put("KEYCODE_BUTTON_A", 0);
    this.map.put("KEYCODE_BUTTON_B", 1);
    this.map.put("KEYCODE_BUTTON_Y", 3);
    this.map.put("KEYCODE_BUTTON_X", 2);
    this.map.put("KEYCODE_BUTTON_L1", 4);
    this.map.put("KEYCODE_BUTTON_R1", 5);
    this.map.put("KEYCODE_BUTTON_L2", 6);
    this.map.put("KEYCODE_BUTTON_R2", 7);
    this.map.put("KEYCODE_SPACE", 8);
    this.map.put("KEYCODE_SELECT", 8);
    this.map.put("KEYCODE_ENTER", 9);
    this.map.put("KEYCODE_START", 9);
    this.map.put("KEYCODE_BUTTON_THUMBL", 10);
    this.map.put("KEYCODE_BUTTON_THUMBR", 11);
    this.map.put("KEYCODE_DPAD_UP", 12);
    this.map.put("KEYCODE_DPAD_DOWN", 13);
    this.map.put("KEYCODE_DPAD_LEFT", 14);
    this.map.put("KEYCODE_DPAD_RIGHT", 15);
    this.map.put("KEYCODE_BACK", 16);
    this.map.put("KEYCODE_BUTTON_MODE", 16);

    this.webView.setFocusable(true);
    this.webView.setFocusableInTouchMode(true);
    this.webView.requestFocus();

    this.webView.setOnKeyListener(new OnKeyListener() {

        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            //Log.v("Keyboards", String.valueOf(InputDevice.getDeviceIds().length));
            //Log.v("Input", InputDevice.getDevice(1).getName());
            //Log.v("Input", String.valueOf(InputDevice.getDevice(1).getSources()));

            //Log.v("Device id", String.valueOf(event.getDeviceId()));
            //Log.v("Source id", String.valueOf(event.getSource()));
            //Log.v("Input device", String.valueOf(InputDevice.getDevice(event.getDeviceId()).getName()));
            Log.v("KEY", String.valueOf(event.getScanCode()));
            Log.v("KEY", KeyEvent.keyCodeToString(keyCode));
            //Log.v("GamePad", String.valueOf(KeyEvent.isGamepadButton(keyCode)));

            String jsStr = jsString(keyCode, event);
            if (!jsStr.isEmpty()) {
                self.webView.sendJavascript(jsStr);
            }
            return true;
        }
    });
    this.webView.setOnGenericMotionListener(new OnGenericMotionListener() {
        public boolean onGenericMotion(View v, MotionEvent event) {
            if (event.isFromSource(InputDevice.SOURCE_CLASS_JOYSTICK)) {
                if (event.getAction() == MotionEvent.ACTION_MOVE) {
                    // process the joystick movement...
                    JSONObject data = new JSONObject();
                    JSONArray axes = new JSONArray();
                    try {
                        axes.put(event.getAxisValue(MotionEvent.AXIS_X));
                        axes.put(event.getAxisValue(MotionEvent.AXIS_Y));
                        axes.put(event.getAxisValue(MotionEvent.AXIS_Z));
                        axes.put(event.getAxisValue(MotionEvent.AXIS_RZ));
                        data.put("deviceId", event.getDeviceId());
                        data.put("axes", axes);
                    } catch (JSONException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                    self.webView.sendJavascript(
                            "cordova.fireWindowEvent('GamepadMotion', " + data.toString() + ");");

                    data = new JSONObject();
                    try {
                        data.put("deviceId", event.getDeviceId());
                        data.put("button", 6);
                        data.put("value", event.getAxisValue(MotionEvent.AXIS_LTRIGGER));
                    } catch (JSONException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                    self.webView.sendJavascript(
                            "cordova.fireWindowEvent('GamepadMotion', " + data.toString() + ");");

                    data = new JSONObject();
                    try {
                        data.put("deviceId", event.getDeviceId());
                        data.put("button", 7);
                        data.put("value", event.getAxisValue(MotionEvent.AXIS_RTRIGGER));
                    } catch (JSONException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                    self.webView.sendJavascript(
                            "cordova.fireWindowEvent('GamepadMotion', " + data.toString() + ");");

                    float hatX = event.getAxisValue(MotionEvent.AXIS_HAT_X);
                    float hatY = event.getAxisValue(MotionEvent.AXIS_HAT_Y);
                    try {
                        data = new JSONObject();
                        data.put("deviceId", event.getDeviceId());
                        data.put("button", 14);
                        data.put("value", hatX < 0.0f);
                        self.webView.sendJavascript(
                                "cordova.fireWindowEvent('GamepadMotion', " + data.toString() + ");");
                        data = new JSONObject();
                        data.put("deviceId", event.getDeviceId());
                        data.put("button", 15);
                        data.put("value", hatX > 0.0f);
                        self.webView.sendJavascript(
                                "cordova.fireWindowEvent('GamepadMotion', " + data.toString() + ");");
                    } catch (JSONException e) {
                    }
                    try {
                        data = new JSONObject();
                        data.put("deviceId", event.getDeviceId());
                        data.put("button", 12);
                        data.put("value", hatY < 0.0f);
                        self.webView.sendJavascript(
                                "cordova.fireWindowEvent('GamepadMotion', " + data.toString() + ");");
                        data = new JSONObject();
                        data.put("deviceId", event.getDeviceId());
                        data.put("button", 13);
                        data.put("value", hatY > 0.0f);
                        self.webView.sendJavascript(
                                "cordova.fireWindowEvent('GamepadMotion', " + data.toString() + ");");
                    } catch (JSONException e) {
                    }
                }
                Log.v("MOTION", event.toString());
                return true;
            }
            return false;
        }
    });

    Log.v("GamepadButtons", "initialized");
}

---

From source file:com.vladstirbu.cordova.Gamepad.java

/**
 * Constructs the JavaScript string that triggers the event in Cordova WebView
 * @param keyCode/*from w ww .  j  av a 2s  .c  om*/
 * @param event
 * @return
 */
private String jsString(int keyCode, KeyEvent event) {
    String eventType;
    JSONObject data = new JSONObject();

    if (this.map.containsKey(KeyEvent.keyCodeToString(keyCode))) {

        if (event.getAction() == 0) {
            eventType = "GamepadButtonDown";
            this.buttons[this.map.get(KeyEvent.keyCodeToString(keyCode))] = 1;
        } else {
            eventType = "GamepadButtonUp";
            this.buttons[this.map.get(KeyEvent.keyCodeToString(keyCode))] = 0;
        }

        try {
            data.put("button", this.map.get(KeyEvent.keyCodeToString(keyCode)));
            data.put("deviceId", event.getDeviceId());
        } catch (JSONException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        return "cordova.fireWindowEvent('" + eventType + "', " + data.toString() + ");";
    } else {
        return "";
    }
}

---