Example usage for android.hardware.display DisplayManager getDisplays

Introduction

In this page you can find the example usage for android.hardware.display DisplayManager getDisplays.

Prototype

public Display[] getDisplays() 

Source Link

Document

Gets all currently valid logical displays.

Usage

From source file:com.mathi_amorim.emmanuel.metrictime.UpdateTimeService.java

public boolean isScreenOn() {
    if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT_WATCH) {
        DisplayManager dm = (DisplayManager) getSystemService(Context.DISPLAY_SERVICE);
        boolean screenOn = false;
        for (Display display : dm.getDisplays()) {
            if (display.getState() != Display.STATE_OFF) {
                screenOn = true;/*ww  w.java  2s .  co  m*/
            }
        }
        return screenOn;
    } else {
        PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
        //noinspection deprecation
        return pm.isScreenOn();
    }
}

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From source file:org.chromium.ChromeSystemDisplay.java

private void getInfo(final CordovaArgs args, final CallbackContext callbackContext) {
    cordova.getThreadPool().execute(new Runnable() {
        @Override//from  w  w  w. j av a  2s  .c  om
        public void run() {
            try {
                JSONArray ret = new JSONArray();

                try {
                    DisplayManager displayManager = (DisplayManager) cordova.getActivity()
                            .getSystemService(Activity.DISPLAY_SERVICE);
                    Display[] displays = displayManager.getDisplays();
                    for (Display display : displays) {
                        JSONObject displayInfo = new JSONObject();
                        displayInfo = getDisplayInfo(display);
                        ret.put(displayInfo);
                    }
                } catch (NoClassDefFoundError e) {
                    Display defaultDisplay = cordova.getActivity().getWindowManager().getDefaultDisplay();
                    JSONObject displayInfo = new JSONObject();
                    displayInfo = getDisplayInfo(defaultDisplay);
                    ret.put(displayInfo);
                }

                callbackContext.success(ret);
            } catch (Exception e) {
                Log.e(LOG_TAG, "Error occured while getting display info", e);
                callbackContext.error("Could not get display info");
            }
        }
    });
}

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