AS开发 简单的类微信界面

一、项目内容

进行类微信界面框架设计，包含微信、联系人、发现、设置四个tab页面，点击相应图标进行切换。

 

二、代码实现

1、项目结构

 

3.顶部和底部代码

使用LinearLayout布局

top.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="65dp"
    android:gravity="center"
    android:background="#000000"
    android:orientation="vertical">

    <TextView
        android:id="@+id/textView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal"
        android:layout_weight="1"
        android:text="WeChat"
        android:textColor="#ffffff"
        android:textSize="40sp" />
</LinearLayout>

bottom.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:background="@drawable/bottom_bar"
    android:layout_height="130dp"
    android:baselineAligned="false">

    <LinearLayout
        android:id="@+id/id_tab_weixin"
        android:layout_width="0dp"
        android:layout_height="match_parent"
        android:layout_weight="1"
        android:orientation="vertical">

        <ImageButton
            android:id="@+id/id_tab_WeChat_img"
            android:layout_width="110dp"
            android:layout_height="80dp"
            android:background="#000000"
            android:contentDescription="@string/app_name"
            android:clickable="false"
            android:scaleType="fitCenter"
            app:srcCompat="@drawable/tab_weixin_pressed" />

        <TextView
            android:id="@+id/textView2"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:gravity="center_horizontal"
            android:clickable="false"
            android:saveEnabled="false"
            android:text="微信"
            android:textColor="#ffffff"
            android:textSize="15sp" />

    </LinearLayout>

    <LinearLayout
        android:id="@+id/id_tab_frd"
        android:layout_width="0dp"
        android:layout_height="match_parent"
        android:layout_weight="1"
        android:orientation="vertical">

        <ImageButton
            android:clickable="false"
            android:id="@+id/id_tab_frd_img"
            android:layout_width="110dp"
            android:layout_height="80dp"
            android:background="#000000"
            android:contentDescription="@string/app_name"
            android:scaleType="fitCenter"
            app:srcCompat="@drawable/tab_find_frd_normal" />

        <TextView
            android:clickable="false"
            android:id="@+id/textView3"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:gravity="center_horizontal"
            android:saveEnabled="false"
            android:text="朋友"
            android:textColor="#ffffff"
            android:textSize="15sp" />

    </LinearLayout>

    <LinearLayout
        android:id="@+id/id_tab_contact"
        android:layout_width="0dp"
        android:layout_height="match_parent"
        android:layout_weight="1"
        android:orientation="vertical">

        <ImageButton
            android:clickable="false"
            android:id="@+id/id_tab_contact_img"
            android:layout_width="110dp"
            android:layout_height="80dp"
            android:background="#000000"
            android:contentDescription="@string/app_name"
            android:scaleType="fitCenter"
            app:srcCompat="@drawable/tab_address_normal" />

        <TextView
            android:clickable="false"
            android:id="@+id/textView4"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:gravity="center_horizontal"
            android:saveEnabled="false"
            android:text="通讯录"
            android:textColor="#ffffff"
            android:textSize="15sp" />

    </LinearLayout>

    <LinearLayout
        android:id="@+id/id_tab_settings"
        android:layout_width="0dp"
        android:layout_height="match_parent"
        android:layout_weight="1"
        android:orientation="vertical">

        <ImageButton
            android:clickable="false"
            android:id="@+id/id_tab_settings_img"
            android:layout_width="110dp"
            android:layout_height="80dp"
            android:background="#000000"
            android:contentDescription="@string/app_name"
            android:scaleType="fitCenter"
            app:srcCompat="@drawable/tab_settings_normal" />

        <TextView
            android:clickable="false"
            android:id="@+id/textView5"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:gravity="center_horizontal"
            android:saveEnabled="false"
            android:text="设置"
            android:textColor="#ffffff"
            android:textSize="15sp" />

    </LinearLayout>

</LinearLayout>

 

4.四个内容界面

tab01.xml,tab02.xml,tab03.xml,tab04.xml

 

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <TextView
        android:id="@+id/textView6"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:textSize="25sp"
        android:gravity="center"
        android:layout_gravity="center"
        android:text="这是聊天界面" />
</LinearLayout>

 

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <TextView
        android:id="@+id/textView6"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:textSize="25sp"
        android:gravity="center"
        android:layout_gravity="center"
        android:text="这是通讯录界面" />
</LinearLayout>

 

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <TextView
        android:id="@+id/textView6"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:textSize="25sp"
        android:gravity="center"
        android:layout_gravity="center"
        android:text="这是发现界面" />
</LinearLayout>

 

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <TextView
        android:id="@+id/textView6"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_weight="1"
        android:textSize="25sp"
        android:gravity="center"
        android:layout_gravity="center"
        android:text="这是设置界面" />
</LinearLayout>

 

5.MainActivity点击图标显示对应页面

package com.example.mywechat;

import androidx.appcompat.app.AppCompatActivity;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;
import android.view.View.OnClickListener;
import android.app.Activity;
import android.os.Bundle;

import android.util.Log;
import android.view.View;
import android.view.Window;
import android.widget.ImageButton;
import android.widget.LinearLayout;

public class MainActivity extends AppCompatActivity implements View.OnClickListener {
    private Fragment mTab01 = new WeChat_BlankFragment();
    private Fragment mTab02 = new friend_BlankFragment();
    private Fragment mTab03 = new find_BlankFragment();
    private Fragment mTab04 = new settings_BlankFragment();

    private LinearLayout mTabWeChat;
    private LinearLayout mTabFrd;
    private LinearLayout mTabFind;
    private LinearLayout mTabSettings;

    private ImageButton mImgWeChat;
    private ImageButton mImgFrd;
    private ImageButton mImgFind;
    private ImageButton mImgSettings;

    private FragmentManager fm;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (getSupportActionBar() != null){
            getSupportActionBar().hide();
        }
        setContentView(R.layout.activity_main);

        initFragment();
        initView();
        initEvent();
        selectFragment(0);
    }

    private void initFragment() {
        fm = getSupportFragmentManager();
        FragmentTransaction transaction = fm.beginTransaction();
        transaction.add(R.id.id_content, mTab01);
        transaction.add(R.id.id_content, mTab02);
        transaction.add(R.id.id_content, mTab03);
        transaction.add(R.id.id_content, mTab04);
        transaction.commit();
    }

    private void resetImgs() {
        mImgWeChat.setImageResource(R.drawable.tab_weixin_normal);
        mImgFrd.setImageResource(R.drawable.tab_find_frd_normal);
        mImgFind.setImageResource(R.drawable.tab_address_normal);
        mImgSettings.setImageResource(R.drawable.tab_settings_normal);

    }

    private void initView() {
        mTabWeChat = (LinearLayout) findViewById(R.id.id_tab_weixin);
        mTabFrd = (LinearLayout) findViewById(R.id.id_tab_frd);
        mTabFind = (LinearLayout) findViewById(R.id.id_tab_contact);
        mTabSettings = (LinearLayout) findViewById(R.id.id_tab_settings);

        mImgWeChat = (ImageButton) findViewById(R.id.id_tab_WeChat_img);
        mImgFrd = (ImageButton) findViewById(R.id.id_tab_frd_img);
        mImgFind = (ImageButton) findViewById(R.id.id_tab_contact_img);
        mImgSettings = (ImageButton) findViewById(R.id.id_tab_settings_img);

    }

    private void selectFragment(int i) {
        FragmentTransaction transaction = fm.beginTransaction();
        hideFragment(transaction);

        switch (i) {
            case 0:
                Log.d("setSelect", "1");
                transaction.show(mTab01);
                mImgWeChat.setImageResource(R.drawable.tab_weixin_pressed);
                break;
            case 1:
                transaction.show(mTab02);
                mImgFrd.setImageResource(R.drawable.tab_find_frd_pressed);
                break;
            case 2:
                transaction.show(mTab03);
                mImgFind.setImageResource(R.drawable.tab_address_pressed);
                break;
            case 3:
                transaction.show(mTab04);
                mImgSettings.setImageResource(R.drawable.tab_settings_pressed);
                break;
            default:
                break;
        }
        transaction.commit();
    }

    private void initEvent() {
        mTabWeChat.setOnClickListener(this);
        mTabFrd.setOnClickListener(this);
        mTabFind.setOnClickListener(this);
        mTabSettings.setOnClickListener(this);
    }

    private void hideFragment(FragmentTransaction transaction) {
        transaction.hide(mTab01);
        transaction.hide(mTab02);
        transaction.hide(mTab03);
        transaction.hide(mTab04);

    }

    @Override
    public void onClick(View v) {
        Log.d("onClick", "1");
        resetImgs();
        switch (v.getId()) {
            case R.id.id_tab_weixin:
                Log.d("onClick", "2");
                selectFragment(0);
                break;
            case R.id.id_tab_frd:
                selectFragment(1);
                break;
            case R.id.id_tab_contact:
                selectFragment(2);
                break;
            case R.id.id_tab_settings:
                selectFragment(3);
                break;
            default:
                break;
        }
    }
}

6.运行效果

 

 

 

源码地址：https://gitee.com/cftmpxr/demo-of-pxr