2android九宫格

1.JiuGongGe
 
activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="match_parent"

    android:layout_height="match_parent">

    <Button

        android:id="@+id/button1"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#000000"

        android:layout_centerInParent="true"

        android:text=""

         />

    <Button

        android:id="@+id/button2"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#FF0000"

        android:layout_toLeftOf="@id/button1"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button3"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#0000FF"

        android:layout_toRightOf="@id/button1"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button4"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#00FF00"

        android:layout_above="@id/button1"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button5"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#FFFF00"

        android:layout_toLeftOf="@+id/button4"

        android:layout_above="@id/button2"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button6"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#00FFFF"

        android:layout_toRightOf="@+id/button4"

        android:layout_above="@id/button3"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button7"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#FF0FFF"

        android:layout_below="@id/button1"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button8"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#0FFFFF"

        android:layout_below="@id/button2"

        android:layout_toLeftOf="@id/button7"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button9"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#FFFF00"

        android:layout_toRightOf="@+id/button4"

        android:layout_below="@id/button3"

        android:layout_centerInParent="true"

        android:text=""

        />

</RelativeLayout>
 
2.登陆界面

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:orientation="vertical" android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:background="#3424"

    >

    <ImageView

        android:id="@+id/img1"

        android:src="@mipmap/tx"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:layout_marginTop="60dp"

        android:layout_centerHorizontal="true"

        ></ImageView>

    <TextView

        android:id="@+id/tv1"

        android:layout_width="100dp"

        android:layout_height="50dp"

        android:layout_marginTop="60dp"

        android:layout_below="@id/img1"

        android:layout_toLeftOf="@id/et1"

        android:text="用户名："

        android:textSize="20dp"

        ></TextView>

    <EditText

        android:id="@+id/et1"

        android:layout_width="150dp"

        android:layout_height="50dp"

        android:layout_marginTop="60dp"

        android:layout_centerHorizontal="true"

        android:layout_below="@id/img1"

        android:background="@android:drawable/edit_text"

        ></EditText>

    <TextView

        android:id="@+id/tv2"

        android:layout_width="100dp"

        android:layout_height="50dp"

        android:layout_marginTop="60dp"

        android:layout_below="@id/tv1"

        android:layout_toLeftOf="@id/et1"

        android:text="密码："

        android:textSize="20dp"

        ></TextView>

    <EditText

        android:id="@+id/et2"

        android:layout_width="150dp"

        android:layout_height="50dp"

        android:layout_marginTop="60dp"

        android:layout_centerHorizontal="true"

        android:layout_below="@id/et1"

        android:background="@android:drawable/edit_text"

        ></EditText>

    <Button

        android:id="@+id/button1"

        android:layout_width="100dp"

        android:layout_height="50dp"

        android:layout_centerHorizontal="true"

        android:layout_below="@id/et2"

        android:text="登录"

        android:textSize="20dp"

        android:layout_marginTop="60dp"

        ></Button>

</RelativeLayout>

?

MainActivity.java

package com.example.myapplication;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        Button button=(Button)findViewById(R.id.button1) ;

        button.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View v) {

                Toast.makeText(MainActivity.this,"按钮被点击",Toast.LENGTH_SHORT).show();

            }

        })

    }
}
 
 activity_main.xml

            <?xml version="1.0" encoding="utf-8"?>

            <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

           android:layout_width="match_parent"

           android:layout_height="match_parent">

          <Button

           android:id="@+id/button1"

           android:layout_width="100dp"

           android:layout_height="100dp"

           android:background="#000000"

           android:layout_centerInParent="true"

           android:text=""

         />

         <Button

        android:id="@+id/button2"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#FF0000"

        android:layout_toLeftOf="@id/button1"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button3"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#0000FF"

        android:layout_toRightOf="@id/button1"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button4"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#00FF00"

        android:layout_above="@id/button1"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button5"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#FFFF00"

        android:layout_toLeftOf="@+id/button4"

        android:layout_above="@id/button2"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button6"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#00FFFF"

        android:layout_toRightOf="@+id/button4"

        android:layout_above="@id/button3"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button7"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#FF0FFF"

        android:layout_below="@id/button1"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button8"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#0FFFFF"

        android:layout_below="@id/button2"

        android:layout_toLeftOf="@id/button7"

        android:layout_centerInParent="true"

        android:text=""

        />

    <Button

        android:id="@+id/button9"

        android:layout_width="100dp"

        android:layout_height="100dp"

        android:background="#FFFF00"

        android:layout_toRightOf="@+id/button4"

        android:layout_below="@id/button3"

        android:layout_centerInParent="true"

        android:text=""

        />

    </RelativeLayout>
相关推荐
