IMEUtils.java

package com.yuyh.library.utils;

import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Context;
import android.os.Build;
import android.view.View;
import android.view.inputmethod.InputMethodManager;

/**
 * 软键盘工具类
 *
 * @author yuyh.
 * @date 16/4/9.
 */
@TargetApi(Build.VERSION_CODES.CUPCAKE)
public class IMEUtils {

    /**
     * 切换键盘显示/隐藏状态
     *
     * @param context
     */
    public static void toggleSoftInput(Context context) {
        InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
        imm.toggleSoftInput(0, InputMethodManager.HIDE_NOT_ALWAYS);
    }

    /**
     * 显示键盘
     *
     * @param view
     * @return
     */
    public static boolean showSoftInput(View view) {
        InputMethodManager imm = (InputMethodManager) view.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
        return imm.showSoftInput(view, InputMethodManager.SHOW_FORCED);
    }

    public static boolean showSoftInput(Activity activity) {
        View view = activity.getCurrentFocus();
        if (view != null) {
            InputMethodManager imm = (InputMethodManager) view.getContext().getSystemService(
                    Context.INPUT_METHOD_SERVICE);
            return imm.showSoftInput(view, InputMethodManager.SHOW_FORCED);
        }
        return false;
    }

    /**
     * 隐藏键盘
     *
     * @param view
     * @return
     */
    public static boolean hideSoftInput(View view) {
        InputMethodManager imm = (InputMethodManager) view.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
        return imm.hideSoftInputFromWindow(view.getWindowToken(), 0);
    }

    public static boolean hideSoftInput(Activity activity) {
        if (activity.getCurrentFocus() != null) {
            InputMethodManager imm = (InputMethodManager) activity.getSystemService(Context.INPUT_METHOD_SERVICE);
            return imm.hideSoftInputFromWindow(activity.getCurrentFocus().getWindowToken(), 0);
        }
        return false;
    }

    /**
     * 判断键盘是否打开
     *
     * @param context
     * @return
     */
    public static boolean isActive(Context context) {
        InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
        return imm.isActive();
    }
}