Android 自定义BaseActivity

2024-02-08 08:00:01
开发
30

直接上代码：

BaseActivity代码：

package com.example.custom.activity;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.pm.ActivityInfo;
import android.os.Bundle;
import android.os.Looper;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
import android.widget.Toast;
import androidx.annotation.Nullable;
import com.example.custom.tool.TopBar;
/**
 * 基本Activity
 * */
public abstract class BaseActivity extends AppCompatActivity{
    // 导航栏
    private TopBar topBar;

    //封装Toast对象
    private static Toast showToast;

    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);
        // 数据
        setData(savedInstanceState);
        // 布局
        setContentView(setContentLayout());
        // 控件
        setControls();

    }

    /**
     * 设置数据
     * */
    public abstract void setData(Bundle savedInstanceState);

    /**
     * 绑定布局
     * */
    public abstract int setContentLayout();

    /**
     * 初始化组件
     * */
    public abstract void setControls();

   

    /**
     * 顶部导航栏初始化
     * */
    public void initTopBar(Activity activity,String title){
        topBar = new TopBar(activity,title);
        // 左侧点击事件
        topBar.setLeftClick(topLeftClick);
        // 右侧点击事件
        topBar.setRightClick(topRightClick);
    }


    /**
     * 导航栏左侧按钮点击事件
     * */

    View.OnClickListener topLeftClick = new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            showToast("导航栏左侧按钮被点击");
        }
    };

    /**
     * 导航栏右侧按钮点击事件
     * */
    View.OnClickListener topRightClick = new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            showToast("导航栏右侧按钮被点击");
        }
    };


    /**
     * 显示提示  toast
     *
     * @param msg 提示信息
     */
    @SuppressLint("ShowToast")
    public void showToast(String msg) {
        try {
            if (null == showToast) {
                showToast = Toast.makeText(this, msg, Toast.LENGTH_SHORT);
            } else {
                showToast.setText(msg);
            }
            runOnUiThread(new Runnable() {
                @Override
                public void run() {
                    showToast.show();
                }
            });
        } catch (Exception e) {
            e.printStackTrace();
            //解决在子线程中调用Toast的异常情况处理
            Looper.prepare();
            Toast.makeText(this, msg, Toast.LENGTH_SHORT).show();
            Looper.loop();
        }
    }


    /**
     * 隐藏软键盘
     */
    public void hideSoftInput() {
        InputMethodManager imm = (InputMethodManager) getSystemService(INPUT_METHOD_SERVICE);
        if (getCurrentFocus() != null && null != imm) {
            imm.hideSoftInputFromWindow(getCurrentFocus().getWindowToken(), 0);
        }
    }

    /**
     * 显示软键盘
     */
    public void showSoftInput() {
        InputMethodManager imm = (InputMethodManager) getSystemService(INPUT_METHOD_SERVICE);
        if (getCurrentFocus() != null && null != imm) {
            imm.showSoftInputFromInputMethod(getCurrentFocus().getWindowToken(), 0);
        }
    }

    /**
     * 设置屏幕横屏/竖屏
     * @param  isPortrait (true) 竖屏
     * @param  isPortrait (false) 横屏
     */
    public void setScreenPortrait(boolean isPortrait) {
        //设置屏幕是否可旋转
        if (isPortrait) {
            // 强制竖屏
            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
        } else {
            // 强制横屏
            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
        }
    }


}

TopBar代码：

package com.chy.ydy.custom;

import android.app.Activity;
import android.content.Context;
import android.text.TextWatcher;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.InputMethodManager;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;

import com.chy.ydy.R;

public class TopBar {
    private Activity activity;
    private View topView;
    // topBar
    private LinearLayout tobBarContainer;// tapBar容器
    private ImageView topLeftImage;// 左侧图标
    private TextView topTitle;// 标题
    private ImageView topRightImage;// 右侧图标
    // search
    private LinearLayout tobSearchContainer;// searchBar容器
    private ImageView searchBackImg;// 搜索返回
    private EditText searchET;// 搜索输入框
    private TextView searchTV;// 搜索按钮

    /**
     * 构造函数
     * */
    public TopBar(Activity activity){
        this.activity = activity;

        topView = activity.findViewById(R.id.topBarLL);
        // topBar
        tobBarContainer = topView.findViewById(R.id.tobBarContainer);
        topLeftImage = topView.findViewById(R.id.topBackImg);// 返回按钮
        topTitle = topView.findViewById(R.id.topTitle);// 标题
        topRightImage = topView.findViewById(R.id.topSearchImg);// 搜索

        // searchBar
        tobSearchContainer = topView.findViewById(R.id.tobSearchContainer);
        searchBackImg = topView.findViewById(R.id.searchBackImg);
        searchET = topView.findViewById(R.id.searchET);
        searchTV = topView.findViewById(R.id.searchTV);

    }
    public TopBar(Activity activity,String title){
        this.activity = activity;

        topView = activity.findViewById(R.id.topBarLL);
        // topBar
        tobBarContainer = topView.findViewById(R.id.tobBarContainer);
        topLeftImage = topView.findViewById(R.id.topBackImg);// 左侧图标
        topTitle = topView.findViewById(R.id.topTitle);// 标题
        topTitle.setText(title);// 设置默认值
        topRightImage = topView.findViewById(R.id.topSearchImg);// 右侧图标
        // searchBar
        tobSearchContainer = topView.findViewById(R.id.tobSearchContainer);
        searchBackImg = topView.findViewById(R.id.searchBackImg);
        searchET = topView.findViewById(R.id.searchET);
        searchTV = topView.findViewById(R.id.searchTV);
    }


    /**
     * 设置标题
     * */
    public TopBar setTitle(String title){
        if (title.length() > 0){
            topTitle.setText(title);
        }
       return this;
    }

  /**
   * 设置左侧图标
   * */
  public TopBar setLeftIco(int resId){
    topLeftImage.setVisibility(resId > 0 ? View.VISIBLE : View.GONE);
    topLeftImage.setImageResource(resId);
    return this;
  }

  /**
   * 左侧图标点击事件
   * */
  public TopBar setLeftClick(View.OnClickListener leftClick){
      if (topLeftImage.getVisibility() == View.VISIBLE){
          topLeftImage.setOnClickListener(leftClick);
      }
      return this;
  }

    /**
     * 设置右侧图标控件隐藏
     * */
    public TopBar setRightHidden(){
        if (topRightImage.getVisibility() == View.VISIBLE){
            topRightImage.setVisibility(View.INVISIBLE);
        }
        return this;
    }

  /**
   * 设置右侧图标
   * */
  public TopBar setRightIcon(int resId){
      topRightImage.setVisibility(resId > 0 ? View.VISIBLE : View.GONE);
      topRightImage.setImageResource(resId);
      return this;
  }

  /**
   * 右侧图标点击事件
   * */
  public TopBar setRightClick(View.OnClickListener rightClick){
      if (topRightImage.getVisibility() == View.VISIBLE){
          topRightImage.setOnClickListener(rightClick);
      }
      return this;
  }


  /**
   * 设置左侧搜索图标点击事件
   * */
  public TopBar setSearchLeftClick(View.OnClickListener leftSearchClick){
      if (searchBackImg.getVisibility() == View.VISIBLE){
          searchBackImg.setOnClickListener(leftSearchClick);
      }
      return this;
  }

    /**
     * 设置右侧侧搜索图标点击事件
     * */
    public TopBar setSearchRightClick(View.OnClickListener rightSearchClick){
        if (searchTV.getVisibility() == View.VISIBLE){
            searchTV.setOnClickListener(rightSearchClick);
        }
        return this;
    }


    /**
     * 隐藏顶部栏显示搜索栏
     * */
    public TopBar hiddenTopBar(){
        searchET.setText("");//清空内容
        // topBar隐藏
        tobBarContainer.setVisibility(View.GONE);
        // 搜索栏显示
        tobSearchContainer.setVisibility(View.VISIBLE);
        return this;
    }

    /**
     * 显示顶部栏隐藏搜索栏
     * */
    public TopBar hiddenSearch(){
        // topBar隐藏
        tobBarContainer.setVisibility(View.VISIBLE);
        // 搜索栏显示
        tobSearchContainer.setVisibility(View.GONE);

        // 内容清空
        searchET.setText("");
        //收起软键盘
        InputMethodManager imm = (InputMethodManager) activity.getSystemService(Context.INPUT_METHOD_SERVICE);
        imm.hideSoftInputFromWindow(searchET.getWindowToken(), 0);
        return this;
    }


    /**
     * 搜索框；软键盘监听事件
     * */
    public TopBar setEditorActionListener (TextView.OnEditorActionListener actionListener){
        if (searchET.getVisibility() == View.VISIBLE){
            searchET.setOnEditorActionListener(actionListener);
        }
        return this;
    }

    /**
     * 搜索框；内容监听
     * */
    public TopBar setTextChangedListener(TextWatcher textWatcher){
        if (searchET.getVisibility() == View.VISIBLE){
            searchET.addTextChangedListener(textWatcher);
        }
        return this;
    }

}

tap_bar.xml(布局):

<?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="64dp"
    android:layout_alignParentTop="true"
    android:background="@color/teal_700"
    android:id="@+id/topBarLL"
    android:orientation="horizontal">

    <!--顶部bar-->
   <LinearLayout
       android:id="@+id/tobBarContainer"
       android:layout_width="match_parent"
       android:layout_height="match_parent"
       android:visibility="visible"
       android:orientation="horizontal">

       <ImageView
           android:id="@+id/topLeftImg"
           android:layout_width="match_parent"
           android:layout_height="match_parent"
           android:gravity="center"
           android:layout_weight="5"
           android:src="@mipmap/ic_launcher"
           android:padding="10dp"/>

       <TextView
           android:id="@+id/topTitle"
           android:layout_width="match_parent"
           android:layout_height="match_parent"
           android:layout_weight="1"
           android:gravity="center"
           android:textStyle="bold"
           android:textSize="24sp"
           android:text="标题"
           android:textColor="@color/white"/>

       <ImageView
           android:id="@+id/topRightImg"
           android:layout_width="match_parent"
           android:layout_height="match_parent"
           android:gravity="center"
           android:layout_weight="5"
           android:src="@mipmap/ic_launcher"
           android:padding="10dp"/>

   </LinearLayout>



</LinearLayout>

使用(MainActivity布局---继承BaseActivity)：

<?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">

    <!--引入顶部标题栏-->
    <include
        layout="@layout/top_bar"/>

    *******
    *******

</RelativeLayout>

原文地址:https://blog.csdn.net/qq_19688207/article/details/136069209 本文来自互联网用户投稿，该文观点仅代表作者本人，不代表本站立场。本站仅提供信息存储空间服务，不拥有所有权，不承担相关法律责任。如若转载，请注明出处：https://www.suanlizi.com/kf/1755380927925719040.html 如若内容造成侵权/违法违规/事实不符，请联系《酸梨子》网邮箱：1419361763@qq.com进行投诉反馈，一经查实，立即删除！

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Android 自定义BaseActivity

直接上代码：

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