add demo中增加了在tv中通过遥控器控制切换的方法

Change-Id: I03fa8c717ebb70d13b88f1cb58953d6d42ae0911
JiMoing · Apr 9, 2020 · 6d883ff · 6d883ff
1 parent f771d15
commit 6d883ff
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Showing 8 changed files with 118 additions and 12 deletions.
diff --git a/app/build.gradle b/app/build.gradle
@@ -41,7 +41,6 @@ dependencies {
     implementation 'com.shuyu:GSYVideoPlayer:7.1.3'
 
 
-
     implementation project(':banner')
     implementation 'org.jetbrains:annotations:15.0'
 //    implementation 'com.youth.banner:banner:+'

diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
@@ -1,14 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.test.banner">
-    <uses-permission android:name="android.permission.INTERNET" />
 
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:theme="@style/AppTheme">
-
+        <activity android:name=".ui.TVActivity"></activity>
         <activity
             android:name=".MainActivity"
             android:label="@string/app_name">
@@ -20,12 +19,12 @@
         </activity>
         <activity android:name=".ui.RecyclerViewBannerActivity" />
         <activity android:name=".ui.ConstraintLayoutBannerActivity" />
-        <activity android:name=".ui.VideoActivity"/>
+        <activity android:name=".ui.VideoActivity" />
         <activity
             android:name=".ui.Vp2FragmentRecyclerviewActivity"
             android:theme="@style/Theme.AppCompat.Light.NoActionBar" />
     </application>
 
-
+    <uses-permission android:name="android.permission.INTERNET" />
 
 </manifest>
diff --git a/app/src/main/java/com/test/banner/MainActivity.java b/app/src/main/java/com/test/banner/MainActivity.java
@@ -23,6 +23,7 @@
 import com.test.banner.bean.DataBean;
 import com.test.banner.ui.ConstraintLayoutBannerActivity;
 import com.test.banner.ui.RecyclerViewBannerActivity;
+import com.test.banner.ui.TVActivity;
 import com.test.banner.ui.VideoActivity;
 import com.test.banner.ui.Vp2FragmentRecyclerviewActivity;
 import com.youth.banner.Banner;
@@ -69,7 +70,6 @@ protected void onCreate(Bundle savedInstanceState) {
         //圆角
         banner.setBannerRound(BannerUtils.dp2px(5));
 
-
         //添加画廊效果，可以参考我给的参数自己调试(不要和其他PageTransformer同时使用)
 //        banner.setBannerGalleryEffect(25, 40, 0.14f);
 
@@ -136,7 +136,7 @@ protected void onStop() {
 
     @OnClick({R.id.style_image, R.id.style_image_title, R.id.style_image_title_num, R.id.style_multiple,
             R.id.style_net_image, R.id.change_indicator, R.id.rv_banner, R.id.cl_banner, R.id.vp_banner,
-            R.id.banner_video})
+            R.id.banner_video,R.id.banner_tv})
     public void click(View view) {
         indicator.setVisibility(View.GONE);
         switch (view.getId()) {
@@ -191,6 +191,9 @@ public void click(View view) {
             case R.id.banner_video:
                 startActivity(new Intent(this, VideoActivity.class));
                 break;
+            case R.id.banner_tv:
+                startActivity(new Intent(this, TVActivity.class));
+                break;
         }
     }
 }
diff --git a/app/src/main/java/com/test/banner/ui/ConstraintLayoutBannerActivity.java b/app/src/main/java/com/test/banner/ui/ConstraintLayoutBannerActivity.java
@@ -1,6 +1,8 @@
 package com.test.banner.ui;
 
 import android.os.Bundle;
+import android.util.Log;
+import android.view.KeyEvent;
 
 import androidx.appcompat.app.AppCompatActivity;
 
@@ -14,6 +16,7 @@
 import butterknife.ButterKnife;
 
 public class ConstraintLayoutBannerActivity extends AppCompatActivity {
+    private static final String TAG = "banner_log";
     @BindView(R.id.banner)
     Banner banner;
 
@@ -24,9 +27,9 @@ protected void onCreate(Bundle savedInstanceState) {
         ButterKnife.bind(this);
         banner.setAdapter(new ImageAdapter(DataBean.getTestData()));
         banner.setIndicator(new CircleIndicator(this));
+        banner.isAutoLoop(false);
     }
 
-
     @Override
     protected void onStart() {
         super.onStart();

diff --git a/app/src/main/java/com/test/banner/ui/TVActivity.java b/app/src/main/java/com/test/banner/ui/TVActivity.java
@@ -0,0 +1,66 @@
+package com.test.banner.ui;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.os.Bundle;
+import android.util.Log;
+import android.view.KeyEvent;
+
+import com.test.banner.R;
+import com.test.banner.adapter.ImageAdapter;
+import com.test.banner.bean.DataBean;
+import com.youth.banner.Banner;
+import com.youth.banner.indicator.CircleIndicator;
+import com.youth.banner.util.BannerUtils;
+
+import butterknife.BindView;
+import butterknife.ButterKnife;
+
+public class TVActivity extends AppCompatActivity {
+
+    private static final String TAG = "banner_log";
+    @BindView(R.id.banner)
+    Banner banner;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_t_v);
+        ButterKnife.bind(this);
+        banner.setAdapter(new ImageAdapter(DataBean.getTestData()));
+        banner.setIndicator(new CircleIndicator(this));
+        banner.isAutoLoop(false);
+    }
+
+    @Override
+    public boolean onKeyDown(int keyCode, KeyEvent event) {
+        int count = banner.getItemCount();
+        switch (keyCode) {
+            case KeyEvent.KEYCODE_DPAD_LEFT:
+                Log.d(TAG, "向左");
+                int prev = (banner.getCurrentItem() - 1) % count;
+                if (prev == 0) {
+                    prev = banner.getRealCount();
+                } else if (prev == count - 1) {
+                    prev = 1;
+                }
+                banner.setCurrentItem(prev, false);
+                break;
+            case KeyEvent.KEYCODE_DPAD_RIGHT:
+                Log.d(TAG, "向右");
+                int next = (banner.getCurrentItem() + 1) % count;
+                if (next == 0) {
+                    next = banner.getRealCount();
+                } else if (next == count - 1) {
+                    next = 1;
+                }
+                banner.setCurrentItem(next, false);
+                break;
+        }
+        //如果没有设置指示器，就不用执行下面两行
+        int real = BannerUtils.getRealPosition(banner.isInfiniteLoop(), banner.getCurrentItem(), banner.getRealCount());
+        banner.getIndicator().onPageSelected(real);
+        return super.onKeyDown(keyCode, event);
+    }
+
+}
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
@@ -152,6 +152,13 @@
                 android:textAllCaps="false"
                 android:text="仿淘宝商品详情banner，第一个放视频"
                 android:layout_below="@+id/vp_banner"/>
+            <Button
+                android:id="@+id/banner_tv"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:textAllCaps="false"
+                android:text="测试在tv中，遥控切换banner"
+                android:layout_below="@+id/banner_video"/>
         </RelativeLayout>
     </androidx.core.widget.NestedScrollView>
 </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
diff --git a/app/src/main/res/layout/activity_t_v.xml b/app/src/main/res/layout/activity_t_v.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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=".ui.TVActivity">
+
+    <TextView
+        android:id="@+id/textView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:padding="15dp"
+        android:text="TV中遥控控制banner切换，因为没有真机测试，所以不确定有没有问题，有测试环境的朋友可以多多反馈，或者修改哈"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.5"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <com.youth.banner.Banner
+        android:id="@+id/banner"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:indicator_selected_color="@color/colorPrimary"
+        app:layout_constraintDimensionRatio="3:1"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/textView" />
+</androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/banner/src/main/java/com/youth/banner/Banner.java b/banner/src/main/java/com/youth/banner/Banner.java
@@ -349,19 +349,19 @@ public void onChanged() {
         }
     };
 
-    private void setCurrentItem(int position) {
+    public void setCurrentItem(int position) {
         setCurrentItem(position, true);
     }
 
-    private void setCurrentItem(int position, boolean smoothScroll) {
+    public void setCurrentItem(int position, boolean smoothScroll) {
         mViewPager2.setCurrentItem(position, smoothScroll);
     }
 
-    private int getCurrentItem() {
+    public int getCurrentItem() {
         return mViewPager2.getCurrentItem();
     }
 
-    private int getItemCount() {
+    public int getItemCount() {
         if (getAdapter() == null)
             return 0;
         return getAdapter().getItemCount();