Android检测键盘显示或隐藏键盘的实现代码

package com.newland.util; 
 
import android.app.Activity; 
import android.view.View; 
import android.view.inputmethod.InputMethodManager; 
 
/** 
 * 系统输入法键盘 检测工具 
 * 
 * @author yuyh 
 * 
 */ 
public class IMEUtil { 
 /** 
  * 隐藏键盘 
  * @param context 
  */ 
 public static void hideIme(Activity context) { 
  if (context == null) 
   return; 
  final View v = context.getWindow().peekDecorView(); 
  if (v != null && v.getWindowToken() != null) { 
   InputMethodManager imm = (InputMethodManager) context.getSystemService(Activity.INPUT_METHOD_SERVICE); 
   imm.hideSoftInputFromWindow(v.getWindowToken(), 0); 
  } 
 } 
  
 /** 
  * 检查系统键盘是否显示 
  * @param context 
  * @return 
  */ 
 public static boolean isSysKeyboardVisiable(Activity context) { 
  final View v = context.getWindow().peekDecorView(); 
  if (v != null && v.getWindowToken() != null) { 
   return true; 
  } 
  return false; 
 } 
}