我制作了一个显示自定义视图的警报对话框,
Java代码
LayoutInflater inflater = LayoutInflater.from(context);
View view = inflater.inflate(R.layout.about_me_alert, null);
CircleImageView imageView = view.findViewById(R.id.image);
Glide.with(view).load("https://example.com/example.jpg").into(imageView);
TextView title = view.findViewById(R.id.title);
title.setText("This is a title");
TextView note = view.findViewById(R.id.note);
note.setText("This is a note");
AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setView(view);
builder.setPositiveButton("Okay", (dialog, which) -> dialog.dismiss()).show();
XML布局-about_me_alert.xml
<?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"
android:background="?attr/cardbackground"
android:orientation="vertical">
<de.hdodenhof.circleimageview.CircleImageView
android:id="@+id/image"
android:layout_width="128dp"
android:layout_height="128dp"
android:layout_centerHorizontal="true"
android:layout_margin="8dp" />
<TextView
android:id="@+id/title"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/image"
android:layout_centerHorizontal="true"
android:layout_marginTop="8dp"
android:textColor="@color/white"
android:textSize="16sp" />
<TextView
android:id="@+id/note"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/title"
android:layout_centerHorizontal="true"
android:layout_margin="8dp"
android:textColor="@color/white"
android:textSize="16sp" />
</RelativeLayout>
显示警报时,它将为图像视图和两个文本视图保留空间,但不设置文本或图像。
注意:这仅在我制作要发布的产品apk时发生,而不是在手机上测试时发生。
您忘了创建警报对话框
AlertDialog.Builder builder =新的AlertDialog.Builder(context);builder.setView(view);builder.setPositiveButton(“ Okay”,(对话框,其中-> dialog.dismiss());
AlertDialog d = builder.create();
d.show()