关键代码实现
ContentPagerAdapter adapter=new ContentPagerAdapter(listViews);
customViewPager.setPageMargin(DisplayUtil.dp2px(getActivity(),25));//设置间距
customViewPager.setOffscreenPageLimit(listViews.size());
customViewPager.setAdapter(adapter);
第一种效果:
是两边都留白
布局代码:
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
<com.yangfan.widget.CustomBannerView
android:id="@+id/bannerView"
style="@style/CustomBannerView"
android:layout_width="match_parent"
android:layout_height="210dp" />
<FrameLayout
android:layout_marginBottom="@dimen/padding_15"
android:layout_marginTop="@dimen/padding_15"
android:clipChildren="false"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<com.yangfan.widget.CustomViewPager
android:id="@+id/home_content_vp"
android:layout_width="match_parent"
android:layout_marginLeft="@dimen/padding_50"
android:layout_marginRight="@dimen/padding_50"
android:clipChildren="false"
android:layout_height="350dp" />
</FrameLayout>
</LinearLayout>
左右设置等值margin即可
第二种效果:
只展示一边,只需要把布局的margin改变一下即可
布局代码:
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
<com.yangfan.widget.CustomBannerView
android:id="@+id/bannerView"
style="@style/CustomBannerView"
android:layout_width="match_parent"
android:layout_height="210dp" />
<FrameLayout
android:layout_marginBottom="@dimen/padding_15"
android:layout_marginTop="@dimen/padding_15"
android:clipChildren="false"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<com.yangfan.widget.CustomViewPager
android:id="@+id/home_content_vp"
android:layout_width="match_parent"
android:layout_marginLeft="@dimen/padding_25"
android:layout_marginRight="@dimen/padding_50"
android:clipChildren="false"
android:layout_height="350dp" />
</FrameLayout>
</LinearLayout>
适配器代码
class ContentPagerAdapter extends PagerAdapter{
private List<View> list;
public ContentPagerAdapter(List<View> list) {
this.list = list;
}
@Override
public int getCount() {
return list==null?0:list.size();
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
container.addView(list.get(position));
return list.get(position);
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
container.removeView(list.get(position));
}
@Override
public boolean isViewFromObject(View view, Object object) {
return view==object;
}
}