Android自定义Dialog内部透明、外部遮罩效果

package com.gxjl.pe.gxjlpesdk.view;
 
import android.app.Dialog;
import android.content.Context;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.util.DisplayMetrics;
import android.view.Gravity;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.widget.TextView;
 
import com.gxjl.pe.gxjlpesdk.R;
 
/**
 * 相机、相册选择 弹框
 * Created by xiaoshuai on 2018/8/20.
 */
 
public abstract class CameraPhotoDialog extends Dialog implements View. Listener{
 private Context context;
 
 public CameraPhotoDialog(@NonNull Context context) {
  super(context, R.style.dialogTransparent);//内容样式在这里引入
 
  this.context = context;
 }
 
 public CameraPhotoDialog(@NonNull Context context, int themeResId) {
  super(context, themeResId);
 }
 
 protected CameraPhotoDialog(@NonNull Context context, boolean cancelable, @Nullable OnCancelListener cancelListener) {
  super(context, cancelable, cancelListener);
 }
 
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
 
  setContentView(R.layout.dialog_camrea_photo);
 
 //tv_  = findViewById(R.id.tv_ );
 
  Window dialogWindow = getWindow();
  WindowManager.LayoutParams lp = dialogWindow.getAttributes();
  DisplayMetrics d = context.getResources().getDisplayMetrics(); // 获取屏幕宽、高用
  lp.width = (int) (d.widthPixels * 0.9); // 宽度设置为屏幕宽度的80%
  //lp.dimAmount=0.0f;//外围遮罩透明度0.0f-1.0f
  dialogWindow.setAttributes(lp);
  dialogWindow.setGravity(Gravity.BOTTOM);//内围区域底部显示
 
 }
 
 @Override
 public void  (View view) {
  int i = view.getId();
  if (i == R.id.tv_cancel) {
   this.dismiss();
  }
 }
 
 protected abstract void confirm();
}

<?  version=\"1.0\" encoding=\"utf-8\"?>
<LinearLayout  ns:android=\"http://schemas.android.com/apk/res/android\"
  ns:tools=\"http://schemas.android.com/tools\"
 android:layout_width=\"match_parent\"
 android:layout_height=\"wrap_content\"
 android:background=\"@android:color/transparent\"
 android:orientation=\"vertical\">
 
 <LinearLayout
  android:layout_width=\"match_parent\"
  android:layout_height=\"wrap_content\"
  android:layout_marginBottom=\"10dp\"
  android:background=\"@android:color/transparent\"
  android:orientation=\"vertical\">
 
  <LinearLayout
   android:layout_width=\"match_parent\"
   android:layout_height=\"wrap_content\"
   android:background=\"@drawable/bg_camera_check\"
   android:orientation=\"vertical\">
 
   <TextView
    android:layout_width=\"wrap_content\"
    android:layout_height=\"wrap_content\"
    android:padding=\"15dp\"
    android:layout_gravity=\"center_horizontal\"
    android:text=\"拍照\"
    android:textSize=\"16sp\"
    android:textColor=\"@color/font_007AFF\"/>
 
   <View
    android:layout_width=\"match_parent\"
    android:layout_height=\"1dp\"
    android:background=\"@color/line_ECECED\"/>
 
   <TextView
    android:layout_width=\"wrap_content\"
    android:layout_height=\"wrap_content\"
    android:padding=\"15dp\"
    android:layout_gravity=\"center_horizontal\"
    android:text=\"照片图库\"
    android:textSize=\"16sp\"
    android:textColor=\"@color/font_007AFF\"/>
  </LinearLayout>
 
  <LinearLayout
   android:layout_width=\"match_parent\"
   android:layout_height=\"wrap_content\"
   android:layout_marginTop=\"10dp\"
   android:background=\"@drawable/bg_camera_check\"
   android:orientation=\"vertical\">
 
   <TextView
    android:layout_width=\"wrap_content\"
    android:layout_height=\"wrap_content\"
    android:padding=\"15dp\"
    android:layout_gravity=\"center_horizontal\"
    android:text=\"拍照\"
    android:textSize=\"16sp\"
    android:textColor=\"@color/font_007AFF\"/>
  </LinearLayout>
 </LinearLayout>
</LinearLayout>

<?  version=\"1.0\" encoding=\"utf-8\"?>
<resources>
 
 <style name=\"dialogTransparent\" parent=\"@android:style/Theme.Dialog\">
  <item name=\"android:window \">@null</item> <!--边框-->
  <item name=\"android:windowIsFloating\">true</item> <!--是否浮现在activity之上-->
  <item name=\"android:windowIsTranslucent\">true</item> <!--半透明-->
  <item name=\"android:windowNo \">true</item> <!--无标题-->
  <item name=\"android:background\">@android:color/transparent</item> <!--背景透明-->
  <item name=\"android:windowBackground\">@android:color/transparent</item> <!--背景透明-->
  <item name=\"android:backgroundDimEnabled\">true</item> <!--模糊-->
  <item name=\"android:backgroundDimAmount\">0.6</item> <!--背景透明度-->
 </style>
</resources>