横幅和 MREC
以下各节将向您介绍如何加载、显示和隐藏横幅或 MREC 广告。
加载横幅或 MREC
要加载横幅或 MREC 广告,请创建一个对应您广告单元的 MaxAdView
对象。
然后调用该对象的 loadAd()
方法。
要展示该广告,请将 MaxAdView
对象添加为视图层级的子视图。
实现 MaxAdViewAdListener
以便在广告就绪时收到通知 (您还将收到其他广告相关事件的通知)。
如果您的集成需要在内容流中展示 MREC 广告,AppLovin 的推荐做法如下:
- 创建尽可能少的实例。
- 停止自动刷新。
- 通过调用
loadAd()
手动刷新内容 (重新使用MaxAdView
实例)。
您可以在 AppLovin 演示应用 (Java, Kotlin) 中找到应用示例。
横幅
public class ExampleActivity extends Activity implements MaxAdViewAdListener{ private MaxAdView adView;
void createBannerAd() { adView = new MaxAdView( "«ad-unit-ID»", this ); adView.setListener( this );
// Stretch to the width of the screen for banners to be fully functional int width = ViewGroup.LayoutParams.MATCH_PARENT;
// Banner height on phones and tablets is 50 and 90, respectively int heightPx = getResources().getDimensionPixelSize( R.dimen.banner_height );
adView.setLayoutParams( new FrameLayout.LayoutParams( width, heightPx ) );
// Set background or background color for banners to be fully functional adView.setBackgroundColor( … );
ViewGroup rootView = findViewById( android.R.id.content ); rootView.addView( adView );
// Load the ad adView.loadAd(); }
// MAX Ad Listener @Override public void onAdLoaded(final MaxAd maxAd) {}
@Override public void onAdLoadFailed(final String adUnitId, final MaxError error) {}
@Override public void onAdDisplayFailed(final MaxAd maxAd, final MaxError error) {}
@Override public void onAdClicked(final MaxAd maxAd) {}
@Override public void onAdExpanded(final MaxAd maxAd) {}
@Override public void onAdCollapsed(final MaxAd maxAd) {}
@Override public void onAdDisplayed(final MaxAd maxAd) { /* DO NOT USE - THIS IS RESERVED FOR FULLSCREEN ADS ONLY AND WILL BE REMOVED IN A FUTURE SDK RELEASE */ }
@Override public void onAdHidden(final MaxAd maxAd) { /* DO NOT USE - THIS IS RESERVED FOR FULLSCREEN ADS ONLY AND WILL BE REMOVED IN A FUTURE SDK RELEASE */ }}
class ExampleActivity : Activity(), MaxAdViewAdListener{ private var adView: MaxAdView? = null
fun createBannerAd() { adView = MaxAdView("«ad-unit-ID»", this) adView?.setListener(this)
// Stretch to the width of the screen for banners to be fully functional val width = ViewGroup.LayoutParams.MATCH_PARENT
// Banner height on phones and tablets is 50 and 90, respectively val heightPx = resources.getDimensionPixelSize(R.dimen.banner_height)
adView?.layoutParams = FrameLayout.LayoutParams(width, heightPx)
// Set background or background color for banners to be fully functional adView?.setBackgroundColor(…)
val rootView = findViewById(android.R.id.content) rootView.addView(adView)
// Load the ad adView?.loadAd() }
// MAX Ad Listener override fun onAdLoaded(maxAd: MaxAd) {}
override fun onAdLoadFailed(adUnitId: String?, error: MaxError?) {}
override fun onAdDisplayFailed(ad: MaxAd?, error: MaxError?) {}
override fun onAdClicked(maxAd: MaxAd) {}
override fun onAdExpanded(maxAd: MaxAd) {}
override fun onAdCollapsed(maxAd: MaxAd) {}
override fun onAdDisplayed(maxAd: MaxAd) { /* DO NOT USE - THIS IS RESERVED FOR FULLSCREEN ADS ONLY AND WILL BE REMOVED IN A FUTURE SDK RELEASE */ }
override fun onAdHidden(maxAd: MaxAd) { /* DO NOT USE - THIS IS RESERVED FOR FULLSCREEN ADS ONLY AND WILL BE REMOVED IN A FUTURE SDK RELEASE */ }}
MREC
public class ExampleActivity extends Activity implements MaxAdViewAdListener{ private MaxAdView adView;
void createMrecAd { adView = new MaxAdView( "«ad-unit-ID»", MaxAdFormat.MREC, this ); adView.setListener( this );
// MREC width and height are 300 and 250 respectively, on phones and tablets int widthPx = AppLovinSdkUtils.dpToPx( this, 300 ); int heightPx = AppLovinSdkUtils.dpToPx( this, 250 );
adView.setLayoutParams( new FrameLayout.LayoutParams( widthPx, heightPx ) );
// Set background or background color for MRECs to be fully functional adView.setBackgroundColor( ... );
ViewGroup rootView = findViewById( android.R.id.content ); rootView.addView( adView );
// Load the ad adView.loadAd(); }
// MAX Ad Listener @Override public void onAdLoaded(final MaxAd maxAd) {}
@Override public void onAdLoadFailed(final String adUnitId, final MaxError error) {}
@Override public void onAdDisplayFailed(final MaxAd maxAd, final MaxError error) {}
@Override public void onAdClicked(final MaxAd maxAd) {}
@Override public void onAdExpanded(final MaxAd maxAd) {}
@Override public void onAdCollapsed(final MaxAd maxAd) {}
@Override public void onAdDisplayed(final MaxAd maxAd) { /* DO NOT USE - THIS IS RESERVED FOR FULLSCREEN ADS ONLY AND WILL BE REMOVED IN A FUTURE SDK RELEASE */ }
@Override public void onAdHidden(final MaxAd maxAd) { /* DO NOT USE - THIS IS RESERVED FOR FULLSCREEN ADS ONLY AND WILL BE REMOVED IN A FUTURE SDK RELEASE */ }}
class ExampleActivity : Activity(), MaxAdViewAdListener{ private var adView: MaxAdView? = null
fun createMrecAd() { adView = MaxAdView("«ad-unit-ID»", MaxAdFormat.MREC, this) adView?.setListener(this)
// MREC width and height are 300 and 250 respectively, on phones and tablets val widthPx = AppLovinSdkUtils.dpToPx(this, 300) val heightPx = AppLovinSdkUtils.dpToPx(this, 250)
adView?.layoutParams = FrameLayout.LayoutParams(widthPx, heightPx)
// Set background or background color for MRECs to be fully functional adView?.setBackgroundColor(...)
val rootView = findViewById(android.R.id.content) rootView.addView(adView)
// Load the ad adView?.loadAd() }
// MAX Ad Listener override fun onAdLoaded(maxAd: MaxAd) {}
override fun onAdLoadFailed(adUnitId: String?, error: MaxError?) {}
override fun onAdDisplayFailed(ad: MaxAd?, error: MaxError?) {}
override fun onAdClicked(maxAd: MaxAd) {}
override fun onAdExpanded(maxAd: MaxAd) {}
override fun onAdCollapsed(maxAd: MaxAd) {}
override fun onAdDisplayed(maxAd: MaxAd) { /* DO NOT USE - THIS IS RESERVED FOR FULLSCREEN ADS ONLY AND WILL BE REMOVED IN A FUTURE SDK RELEASE */ }
override fun onAdHidden(maxAd: MaxAd) { /* DO NOT USE - THIS IS RESERVED FOR FULLSCREEN ADS ONLY AND WILL BE REMOVED IN A FUTURE SDK RELEASE */ }}
在布局编辑器中加载并展示横幅或 MREC 广告
您也可以将 MAX 横幅或 MREC 广告添加到视图布局 XML 中。
设置背景或背景色 (android:background
),确保广告功能齐全。
如果是横幅,请将宽度 (android:layout_width
) 拉伸至与屏幕相同的宽度。
对于 MREC,请相应地设置 android:adFormat
:
<com.applovin.mediation.ads.MaxAdView xmlns:maxads="http://schemas.applovin.com/android/1.0" maxads:adUnitId="«ad-unit-ID»" android:background="@color/banner_background_color" android:layout_width="match_parent" android:layout_height="@dimen/banner_height" />
在 res/values/attrs.xml
中声明基础横幅高度为 50dp:
<?xml version="1.0" encoding="utf-8"?><resources> <dimen name="banner_height">50dp</dimen></resources>
在 res/values-sw600dp/attrs.xml
中声明平板电脑横幅高度为 90dp:
<?xml version="1.0" encoding="utf-8"?><resources> <dimen name="banner_height">90dp</dimen></resources>
<com.applovin.mediation.ads.MaxAdView xmlns:maxads="http://schemas.applovin.com/android/1.0" maxads:adUnitId="«ad-unit-ID»" maxads:adFormat="MREC" android:background="@color/mrec_background_color" android:layout_width="300dp" android:layout_height="250dp" />
您还必须通过下列方式,在创建的 MaxAdView
上调用 loadAd()
:
MaxAdView adView = findViewById( R.id.ad_view );adView.loadAd();
var adView: MaxAdView = findViewById(R.id.ad_view)adView.loadAd()
销毁横幅或 MREC 广告
如果您不再需要 MaxAdView
实例对象,请调用其 destroy()
方法释放资源。
例如,如果用户购买了广告移除服务,就可能发生这种情况。
如果您使用多个具有相同广告单元 ID 的实例,请不要调用 destroy()
方法。
adView.destroy();
adView.destroy()
自适应横幅
自适应横幅是响应性横幅,其高度取决于设备类型和横幅宽度。
集成自适应横幅的方法与集成常规横幅类似。
但是您必须将高度设置为由 MAAdFormat.banner.adaptiveSize.height
返回的值,而不是 50 或 90 这样的常量值。在加载广告之前,将横幅额外参数 adaptive_banner
设置为 true
,如以下代码所示:
void createBannerAd(){ adView = new MaxAdView( "«ad-unit-ID»", this ); adView.setListener( this );
// Stretch to the width of the screen for banners to be fully functional int width = ViewGroup.LayoutParams.MATCH_PARENT;
// Get the adaptive banner height. int heightDp = MaxAdFormat.BANNER.getAdaptiveSize( this ).getHeight(); int heightPx = AppLovinSdkUtils.dpToPx( this, heightDp );
adView.setLayoutParams( new FrameLayout.LayoutParams( width, heightPx ) ); adView.setExtraParameter( "adaptive_banner", "true" );
// Set background or background color for banners to be fully functional adView.setBackgroundColor( … );
ViewGroup rootView = findViewById( android.R.id.content ); rootView.addView( adView );
// Load the ad adView.loadAd();}
fun createBannerAd(){ adView = MaxAdView("«ad-unit-ID»", this) adView?.setListener(this)
// Stretch to the width of the screen for banners to be fully functional val width = ViewGroup.LayoutParams.MATCH_PARENT
// Get the adaptive banner height. val heightDp = MaxAdFormat.BANNER.getAdaptiveSize(this).height val heightPx = AppLovinSdkUtils.dpToPx(this, heightDp)
adView?.layoutParams = FrameLayout.LayoutParams(width, heightPx) adView?.setExtraParameter("adaptive_banner", "true")
// Set background or background color for banners to be fully functional adView?.setBackgroundColor(…)
val rootView = findViewById<ViewGroup>(android.R.id.content) rootView.addView(adView)
// Load the ad adView?.loadAd()}
设置自定义宽度
对于更具体的集成,您可以使用本地额外参数 API 设置来自定义宽度 (Google 适配器版本 21.5.0.3 及 Google Ad Manager 适配器版本 21.5.0.2 及更高版本)。 您可以使用自适应尺寸 API 为自定义自适应横幅调取合适的高度。
int width = 400;int heightDp = MaxAdFormat.BANNER.getAdaptiveSize( width, context ).getHeight();⋮adView.setLocalExtraParameter( "adaptive_banner_width", width );
val width = 400val heightDp = adView.adFormat.getAdaptiveSize(width, context).height⋮adView.setLocalExtraParameter("adaptive_banner_width", width)
内嵌自适应横幅
自适应横幅默认为锚定横幅。 您也可以启用内嵌自适应横幅,此类横幅用于滚动内容中。 内嵌自适应横幅通常比锚定自适应横幅更大更高。 其高度是可变的,可以扩展到设备屏幕的整个高度。
Android 适配器 23.2.0.1 和 iOS 适配器 11.7.0.1 及更新版本均支持内嵌自适应横幅。要启用此功能,请将额外本地参数 adaptive_banner_type
设置为 inline
,如以下代码所示:
adView.setLocalExtraParameter( "adaptive_banner_type", "inline" );
adView.setLocalExtraParameter("adaptive_banner_type", "inline")
您可以设置内嵌自适应横幅的最大高度 (以 dp 为单位)。 您可以使用如下代码来完成此操作,以 100 dp 的高度为例:
adView.setLocalExtraParameter( "inline_adaptive_banner_max_height", 100 );
adView.setLocalExtraParameter("inline_adaptive_banner_max_height", 100)
您可能需要根据自适应横幅尺寸,对 UI 进行配置。 您可以使用如下代码,获取已加载广告的宽度和高度 (以 dp 为单位):
@Overridepublic void onAdLoaded(final MaxAd maxAd){ AppLovinSdkUtils.Size adViewSize = maxAd.getSize(); int widthDp = adViewSize.getWidth(); int heightDp = adViewSize.getHeight();}
override fun onAdLoaded(ad: MaxAd?){ val adViewSize = ad?.size!! val widthDp = adViewSize.width val heightDp = adViewSize.height}
停止和启动自动刷新
您可以停止广告的自动刷新。 当您隐藏广告或想要手动刷新时,可能会需要这个操作。 使用以下代码停止自动刷新:
// Set this extra parameter to work around SDK bug that ignores calls to stopAutoRefresh()adView.setExtraParameter( "allow_pause_auto_refresh_immediately", "true" );adView.stopAutoRefresh();
// Set this extra parameter to work around SDK bug that ignores calls to stopAutoRefresh()adView.setExtraParameter( "allow_pause_auto_refresh_immediately", "true" )adView.stopAutoRefresh()
使用以下代码启动广告自动刷新:
adView.startAutoRefresh();
adView.startAutoRefresh()
通过调用 loadAd()
手动刷新广告内容。
只有在之前已停止自动刷新的情况下,才能进行此操作。
adView.loadAd();
adView.loadAd()