Android는 입력 상자의 상태를 판단합니다.

package com.example.testandroid.view;

import android.content.Context;
import android.content.res.Resources;
import android.util.AttributeSet;
import android.widget.FrameLayout;


/**
 * Created by Administrator on 13-6-27.
 *
 * @author ll
 * @version 2.0.0
 */
public class MonitorSizeEventFrameLayout extends FrameLayout {

    private int mPreviousHeight;

    /**
     * MonitorSizeEventFrameLayout
     *
     * @param context context
     * @param attrs   attrs
     */
    public MonitorSizeEventFrameLayout(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    @Override
    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        int measureHeight = MeasureSpec.getSize(heightMeasureSpec);
        if (mPreviousHeight != 0) {
            int navigationBarHeight = getNavigationBarHeight();
            if (measureHeight < mPreviousHeight - navigationBarHeight) {    //           ，                  
                System.out.println("   ");
            } else if (measureHeight - navigationBarHeight > mPreviousHeight) {     
                System.out.println("   ");
            }
        }
        mPreviousHeight = measureHeight;
        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
    }

    /**
     *        Navigation Bar   
     * @return
     */
    private int getNavigationBarHeight() {
        Resources resources = getResources();
        int resourceId = resources.getIdentifier("navigation_bar_height","dimen", "android");
        int height = resources.getDimensionPixelSize(resourceId);
        return height;
    }
}

android:windowSoftInputMode="stateHidden|adjustResize"