day012EventBus+DrawerLayout+TabLayout

程序员文章站 2022-03-10 13:06:00

EventBus+DrawerLayout+TabLayout1.EventBus2.约束控件:3.drawLayout4.TabLayout5.FloatingActionButton1.EventBus依赖: implementation 'org.greenrobot:eventbus:3.2.0'actiity:package com.zcb.day012;import androidx.appcompat.app.AppCompatActivity;import android....

EventBus+DrawerLayout+TabLayout

1.EventBus

依赖: implementation 'org.greenrobot:eventbus:3.2.0'

actiity:

package com.zcb.day012;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.widget.Toast;

import org.greenrobot.eventbus.EventBus;
import org.greenrobot.eventbus.Subscribe;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        EventBus.getDefault().register(this);
    }
    @Subscribe
    public void getString(String s){
        Toast.makeText(this, s, Toast.LENGTH_SHORT).show();
    }
    @Override
    protected void onDestroy() {
        super.onDestroy();
        EventBus.getDefault().unregister(this);
    }
}
fragment:
package com.zcb.day012;


import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;

import androidx.fragment.app.Fragment;

import org.greenrobot.eventbus.EventBus;

public class BlankFragment extends Fragment {

    private Button btn1;

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {

        View inflate = inflater.inflate(R.layout.fragment_blank, container, false);
        btn1 = (Button) inflate.findViewById(R.id.btn1);
        btn1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                String s = "哈哈";
                EventBus.getDefault().post(s);
            }
        });
        return inflate;
    }

}

2.约束控件:

    implementation 'androidx.coordinatorlayout:coordinatorlayout:1.1.0'
    implementation 'com.google.android.material:material:1.2.1'

<?xml version="1.0" encoding="utf-8"?>
<!--协调者布局-->
<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".Main2Activity">

    <!--  通过协调者布局,取到滑动事件
     它可以让你定制当某个可滚动View的滚动手势发生变化时，其内部的子View实现何种动作-->
    <com.google.android.material.appbar.AppBarLayout
        android:id="@+id/app_bar"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <!--可折叠布局 可以单做帧布局来使用
    scroll|exitUntilCollapsed 与minHeight 结合使用 效果最常用
    app:contentScrim="@color/colorAccent" 蒙版效果-->
    <com.google.android.material.appbar.CollapsingToolbarLayout
        android:layout_width="match_parent"
        android:layout_height="200dp"
        android:minHeight="50dp"
        app:collapsedTitleGravity="left"
        app:expandedTitleGravity="bottom|right"
        app:contentScrim="@color/colorPrimaryDark"
        app:layout_scrollFlags= "scroll|exitUntilCollapsed">
        <ImageView
            android:layout_width="match_parent"
            android:layout_height="300dp"
            android:src="@mipmap/qq"
            android:scaleType="centerCrop"></ImageView>
        <!-- 折叠以后留下的barlayout_collapseMode 吸附效果-->
        <androidx.appcompat.widget.Toolbar
            android:layout_width="match_parent"
            android:layout_height="50dp"
            app:title="标题"
            android:id="@+id/bar"
           app:layout_collapseMode="pin"/>
         </com.google.android.material.appbar.CollapsingToolbarLayout>
    </com.google.android.material.appbar.AppBarLayout>

    <!--  ScrollView的替代品  layout_behavior属性为固定写法-> 点进去看看 -->
    <androidx.core.widget.NestedScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        app:layout_behavior="@string/appbar_scrolling_view_behavior">

        <LinearLayout
            android:layout_width="match_parent"
            android:orientation="vertical"
            android:layout_height="wrap_content">

            <TextView
                android:layout_width="match_parent"
                android:layout_height="500dp"
                android:background="#00BCD4" />

            <ImageView
                android:layout_width="match_parent"
                android:layout_height="300dp"
                android:src="@mipmap/a88" />
        </LinearLayout>
    </androidx.core.widget.NestedScrollView>
    !--    圆形风格按钮-->
    <com.google.android.material.floatingactionbutton.FloatingActionButton
        android:id="@+id/fab"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:layout_anchor="@id/app_bar"
        android:src="@mipmap/ic_launcher"
        app:layout_anchorGravity="bottom|right"
        android:layout_marginRight="10dp"
        android:layout_marginBottom="10dp"/>

</androidx.coordinatorlayout.widget.CoordinatorLayout>

implementation "androidx.drawerlayout:drawerlayout:1.1.1"

3.drawLayout

布局文件

<?xml version="1.0" encoding="utf-8"?>
<androidx.drawerlayout.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:id="@+id/draw"
    tools:context=".Main5Activity">
    <LinearLayout
        android:background="#2196F3"
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
        <Button
            android:id="@+id/btn1"
            android:text="于谦说:"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"></Button>
    </LinearLayout>
    <LinearLayout
        android:background="#FFC107"
        android:layout_gravity="left"
        android:id="@+id/left_layout"
        android:orientation="horizontal"
        android:layout_width="300dp"
        android:layout_height="match_parent">
        <TextView
            android:text="什么乱七八糟的"
            android:textColor="#fff"
            android:textSize="35dp"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"></TextView>
    </LinearLayout>
</androidx.drawerlayout.widget.DrawerLayout>

代码


package com.zcb.day012;

import android.os.Bundle;
import android.util.Log;
import android.view.Gravity;
import android.view.View;
import android.widget.Button;
import android.widget.LinearLayout;

import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.drawerlayout.widget.DrawerLayout;

public class Main5Activity extends AppCompatActivity {

    private DrawerLayout draw;
    private Button btn1;
    private LinearLayout leftLayout;
    private static final String TAG = "Main5Activity";
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main5);
        initView();
        btn1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                draw.openDrawer(Gravity.LEFT);
            }
        });
        draw.addDrawerListener(new DrawerLayout.DrawerListener() {
            @Override
            public void onDrawerSlide(@NonNull View drawerView, float slideOffset) {
                Log.i("zcb", "onDrawerSlide: ");
            }

            @Override
            public void onDrawerOpened(@NonNull View drawerView) {
                Log.i("zcb", "onDrawerOpened: ");
            }

            @Override
            public void onDrawerClosed(@NonNull View drawerView) {
                Log.i("zcb", "onDrawerClosed: ");
            }

            @Override
            public void onDrawerStateChanged(int newState) {
                Log.i("zcb", "onDrawerStateChanged: ");
            }
        });
    }

    private void initView() {
        draw = (DrawerLayout) findViewById(R.id.draw);
        btn1 = (Button) findViewById(R.id.btn1);
        leftLayout = (LinearLayout) findViewById(R.id.left_layout);
    }
}

4.TabLayout

   mytab.addTab(mytab.newTab().setText("选项1").setIcon(R.mipmap.ic_launcher));
        mytab.addTab(mytab.newTab().setText("选项2").setIcon(R.mipmap.ic_launcher));
        mytab.addTab(mytab.newTab().setText("选项3").setIcon(R.mipmap.ic_launcher));
        mytab.addTab(mytab.newTab().setText("选项4").setIcon(R.mipmap.ic_launcher));
        mytab.addTab(mytab.newTab().setText("选项5").setIcon(R.mipmap.ic_launcher));

布局文件

<?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"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".Main6Activity">
    <com.google.android.material.textfield.TextInputLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <com.google.android.material.textfield.TextInputEditText
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:hint="UserName"></com.google.android.material.textfield.TextInputEditText>
    </com.google.android.material.textfield.TextInputLayout>
    <com.google.android.material.tabs.TabLayout
        android:id="@+id/mytab"
        android:layout_width="match_parent"
        android:layout_height="50dp"></com.google.android.material.tabs.TabLayout>
</LinearLayout>

5.FloatingActionButton

<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout 
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/contentView"
    android:orientation="vertical" 
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <LinearLayout
        android:id="@+id/anchorView"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical"/>
    <android.support.design.widget.FloatingActionButton
        android:id="@+id/fab"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:layout_anchor="@id/anchorView"
        app:layout_anchorGravity="bottom|right"
        android:onClick="onClick"
        android:layout_marginRight="10dp"
        android:layout_marginBottom="10dp"/>
</android.support.design.widget.CoordinatorLayout>

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