Android How to - Hide show soft keyboard

Question

We would like to know how to hide show soft keyboard.
Answer

/*/*w  ww .ja va  2 s.co  m*/
 * Copyright 2012 Ivan Masmitj
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

//package net.compactsys.androlib.util;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.res.Configuration;
import android.os.ResultReceiver;
import android.view.View;
import android.view.inputmethod.InputMethodManager;

class ActivityUtils {

    private ActivityUtils() {
    }

    public static void goHome(Activity currentActivity,
                              Class<?> homeActivityClass) {
        Intent parentActivityIntent = new Intent(currentActivity,
                homeActivityClass);
        parentActivityIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP
                | Intent.FLAG_ACTIVITY_NEW_TASK);
        currentActivity.startActivity(parentActivityIntent);
        currentActivity.finish();
    }

    public static void hideSoftKeyboard(View view) {
        InputMethodManager imm = (InputMethodManager) view.getContext().getSystemService(
                Context.INPUT_METHOD_SERVICE);
        imm.hideSoftInputFromWindow(view.getWindowToken(), 0);
    }

    public static void showSoftkeyboard(View view) {
        showSoftkeyboard(view, null);
    }

    public static void showSoftkeyboard(View view, ResultReceiver resultReceiver) {
        Configuration config = view.getContext().getResources().getConfiguration();
        if (config.hardKeyboardHidden == Configuration.HARDKEYBOARDHIDDEN_YES) {
            InputMethodManager imm = (InputMethodManager) view.getContext().getSystemService(
                    Context.INPUT_METHOD_SERVICE);

            if (resultReceiver != null) {
                imm.showSoftInput(view, InputMethodManager.SHOW_IMPLICIT, resultReceiver);
            } else {
                imm.showSoftInput(view, InputMethodManager.SHOW_IMPLICIT);
            }
        }
    }
}