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1.MyDialog代码:
- public class MyDialog{
-
- private Activity activity;
- private ViewGroup contentView;
- private View view;
- public MyDialog(Activity activity) {
- this.activity=activity;
- contentView = activity.findViewById(android.R.id.content);
- view=LayoutInflater.from(activity).inflate(R.layout.dialog_layout,null);
- view.findViewById(R.id.tv_cancel).setOnClickListener(new View.OnClickListener() {
- @Override
- public void onClick(View v) {
- dismiss();
- }
- });
- view.findViewById(R.id.tv_sure).setOnClickListener(new View.OnClickListener() {
- @Override
- public void onClick(View v) {
- dismiss();
- }
- });
- }
-
- /**
- * 显示dialog(包含动画)
- */
- public void show(){
- Animation animation= AnimationUtils.loadAnimation(activity,R.anim.dialog_in_anim);
- view.setAnimation(animation);
- contentView.addView(view);
- }
-
- /**
- * 移除dialog(包含动画)
- */
- public void dismiss(){
- Animation animation= AnimationUtils.loadAnimation(activity,R.anim.dialog_out_anim);
- view.setAnimation(animation);
- contentView.removeView(view);
- }
- }

2.res/anim 下新建 dialog_in_anim.xml 和 dialog_out_anim.xml
dialog_in_anim.xml 底部显示
- <?xml version="1.0" encoding="utf-8"?>
- <set xmlns:android="http://schemas.android.com/apk/res/android">
- <translate
- android:duration="300"
- android:fromYDelta="100%p"
- android:toYDelta="0%p" />
- </set>
dialog_out_anim.xml 底部隐藏
- <?xml version="1.0" encoding="utf-8"?>
- <set xmlns:android="http://schemas.android.com/apk/res/android">
- <translate
- android:duration="300"
- android:fromYDelta="0%p"
- android:toYDelta="100%p" />
- </set>
3.界面布局:dialog_layout.xml ,半透明颜色值:#80000000
- <?xml version="1.0" encoding="utf-8"?>
- <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
- xmlns:app="http://schemas.android.com/apk/res-auto"
- android:layout_width="match_parent"
- android:layout_height="match_parent"
- android:background="#80000000">
-
- <LinearLayout
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:layout_gravity="center"
- android:background="@android:color/white"
- android:orientation="vertical"
- android:paddingStart="40dp"
- android:paddingTop="20dp"
- android:paddingEnd="40dp"
- android:paddingBottom="20dp">
-
- <TextView
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:layout_gravity="center_horizontal"
- android:layout_marginBottom="30dp"
- android:text="标题"
- android:textColor="@android:color/black"
- android:textSize="24sp"
- android:textStyle="bold" />
-
- <LinearLayout
- android:layout_width="120dp"
- android:layout_height="200dp"
- android:layout_gravity="center"
- android:layout_marginBottom="20dp"
- />
-
- <LinearLayout
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:layout_gravity="center"
- android:layout_marginStart="30dp"
- android:orientation="horizontal">
-
- <TextView
- android:id="@+id/tv_cancel"
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:layout_gravity="center_horizontal"
- android:background="@android:color/darker_gray"
- android:gravity="center"
- android:paddingStart="60dp"
- android:paddingTop="15dp"
- android:paddingEnd="60dp"
- android:paddingBottom="15dp"
- android:text="关闭"
- android:textColor="@android:color/white"
- android:textSize="18sp" />
-
- <TextView
- android:id="@+id/tv_sure"
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:background="@android:color/holo_orange_dark"
- android:gravity="center"
- android:paddingStart="60dp"
- android:paddingTop="15dp"
- android:paddingEnd="60dp"
- android:paddingBottom="15dp"
- android:layout_marginStart="20dp"
- android:text="确定"
- android:textColor="@android:color/white"
- android:textSize="18sp" />
- </LinearLayout>
- </LinearLayout>
- </FrameLayout>

4.使用:
new MyDialog(activity).show();
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