gistfile1.txt

package com.instantag.instantags.utils;

import android.app.Activity;
import android.content.Context;
import android.os.IBinder;
import android.support.annotation.NonNull;
import android.util.Log;
import android.view.View;
import android.view.inputmethod.InputMethodManager;

public class Keyboard {
	public static void enableInputMode(@NonNull Context context, @NonNull View viewToGainFocus) {
		viewToGainFocus.requestFocus();
		getInputMethodManager(context).showSoftInput(viewToGainFocus, InputMethodManager.SHOW_FORCED);
	}

	public static void disableInputMode(@NonNull Activity activity, @NonNull View viewToLostFocus) {
		viewToLostFocus.clearFocus();
		getInputMethodManager(activity).hideSoftInputFromWindow(getIBinder(activity), 0);
	}

	private static InputMethodManager getInputMethodManager(@NonNull Context context) {
		return (InputMethodManager) context.getSystemService(Activity.INPUT_METHOD_SERVICE);
	}

	private static IBinder getIBinder(@NonNull Activity activity) {
		View view = activity.getCurrentFocus();
		if (view == null) {
			view = new View(activity);
		}
		return view.getWindowToken();
	}
}