自用BottomSheetDialog

设置style

    <style name="BottomSheetStyle" parent="Theme.Design.Light.BottomSheetDialog">
        <item name="android:windowIsFloating">false</item>
        <item name="android:statusBarColor">@android:color/transparent</item>
        <item name="android:windowSoftInputMode">adjustResize</item>
        <item name="bottomSheetStyle">@style/bottomSheetStyleWrapper</item>
    </style>

    <style name="bottomSheetStyleWrapper" parent="Widget.Design.BottomSheet.Modal">
        <item name="android:background">@android:color/transparent</item>
    </style>
    

布局xml

dialog_bsd.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="wrap_content"
    android:orientation="vertical"
    android:padding="20dp">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Large Text"
        android:textAppearance="?android:attr/textAppearanceLarge"
        android:id="@+id/bsd_title"/>

    <EditText
        android:layout_width="match_parent"
        android:ems="10"
        android:layout_height="wrap_content"
        android:layout_marginTop="4dp"
        android:textSize="14sp"
        android:singleLine="true"
        android:textColor="#000000"
        android:id="@+id/bsd_bjk"/>

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Button"
        android:layout_gravity="right"
        android:textColor="#ffffff"
        android:id="@+id/bsd_btn"/>

</LinearLayout>

shape类

MyShape.java

import android.graphics.Color;
import android.graphics.PorterDuff;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.GradientDrawable;
import android.view.View;

public class MyShape
{

    public static void set(Drawable dw, String color){
        try{
            dw.setColorFilter(Color.parseColor(color), PorterDuff.Mode.SRC_ATOP);
        }
        catch(Exception e){}

    }

    //无边框
    public static void set(View view, int c1, int c2, int c3, int c4, String color){
        try{
            GradientDrawable gd = new GradientDrawable();
            gd.setShape(GradientDrawable.RECTANGLE);
            gd.setCornerRadii(new float[]{c1, c1, c2, c2, c3, c3, c4, c4});
            gd.setColor(Color.parseColor(color));
            gd.setStroke(0, Color.parseColor("#ffffff"));
            view.setBackgroundDrawable(gd);          
        }
        catch(Exception e){}
    }

    //有边框
    public static void set(View view, int c1, int c2, int c3, int c4, int stroke, String color, String strokeColor){
        try{
            GradientDrawable gd = new GradientDrawable();
            gd.setShape(GradientDrawable.RECTANGLE);
            gd.setCornerRadii(new float[]{c1, c1, c2, c2, c3, c3, c4, c4});
            gd.setColor(Color.parseColor(color));
            gd.setStroke(stroke, Color.parseColor(strokeColor));
            view.setBackgroundDrawable(gd);
        }
        catch(Exception e){}
    }
}

dialog类

MyBottomSheetDialog.java

import android.content.Context;
import android.support.design.widget.BottomSheetDialog;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import com.jueze.ibeauty.util.MyShape; //此处导入具体看自己的shape类位置

public class MyBottomSheetDialog {
    
    private Context mContext;
    private BottomSheetDialog bsd;
    private View mView;
    private TextView mTextview;
    private EditText mEditText;
    private Button mButton;
    private String mTitle;
    private String mBtnText;
    private String mHint;
    
    public MyBottomSheetDialog(Context context){
        this.mContext = context;
        init();
    }
    public MyBottomSheetDialog(Context context, String title, String btnText){
        this.mContext = context;
        this.mTitle = title;
        this.mBtnText = btnText;
        init();
    }

    public MyBottomSheetDialog(Context context, String title, String btnText, String hint){
        this.mContext = context;
        this.mTitle = title;
        this.mBtnText = btnText;
        this.mHint = hint;
        init();
    }
    
    protected void init(){
        mView = View.inflate(mContext,R.layout.dialog_bsd,null);
        mTextview = mView.findViewById(R.id.bsd_title);
        mEditText = mView.findViewById(R.id.bsd_bjk);
        mButton = mView.findViewById(R.id.bsd_btn);
        
        MyShape.set(mView,15,15,0,0,"#ffffff");
        MyShape.set(mButton.getBackground(),mContext.getString(R.color.colorPrimary));
        
        if(mTitle!=null){
            mTextview.setText(mTitle);
        }
        if(mBtnText!=null){
            mButton.setText(mBtnText);
        }
        if(mHint != null){
            mEditText.setHint(mHint);
        }
        bsd = new BottomSheetDialog(mContext, R.style.BottomSheetStyle);
        bsd.setContentView(mView);
        
    }
    
    public void show(){
        bsd.show();
    }
    
    public void dismiss(){
        bsd.dismiss();
    }
    
    public Button getBtn(){
        return this.mButton;
    }
    
    public String getText(){
        return this.mEditText.getText().toString();
    }
    
    public void setTitle(String title){
        this.mTextview.setText(title);
    }
    
    public void setBtnText(String btnText){
        this.mButton.setText(btnText);
    }
    
    public void setHint(String hint){
        this.mEditText.setHint(hint);
    }
}

使用

MyBottomSheetDialog bsd = new MyBottomSheetDialog(ctx, "标题", "按钮", "提示");
bsd.show();