Java tutorial
//package com.java2s; import android.app.Activity; import android.content.Context; import android.view.inputmethod.InputMethodManager; public class Main { public static void showKeyboard(Activity activity) { if (activity != null) { InputMethodManager imm = (InputMethodManager) activity.getSystemService(Context.INPUT_METHOD_SERVICE); if (!imm.isActive()) { imm.showSoftInputFromInputMethod(activity.getCurrentFocus().getWindowToken(), 0); } } } }