我想制作一个屏幕幻灯片,以便在两个Activities
之间切换(我不是在寻找滑动效果,只是viewPagers
可用的幻灯片切换)。
有关如何使用API 10完成此操作的任何建议或链接?
答案 0 :(得分:0)
这是一个完全有效的例子。
预览此处的内容:Preview
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.view.ViewPager
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/main_viewpager"
android:layout_width="match_parent"
android:layout_height="match_parent" >
</android.support.v4.view.ViewPager>
fragment_main.xml
<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent" >
<TextView
android:textSize="26sp"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/lorem_ipsum" />
</ScrollView>
我唯一的课程
public class ActivityMain extends FragmentActivity {
private ViewPager mViewPager;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mViewPager = (ViewPager) findViewById(R.id.main_viewpager);
MyPagerAdapter pagerAdapter = new MyPagerAdapter(getSupportFragmentManager());
mViewPager.setAdapter(pagerAdapter);
}
public static class MyPagerAdapter extends FragmentStatePagerAdapter {
public MyPagerAdapter(FragmentManager fragmentManager) {
super(fragmentManager);
}
private static final int NUM_PAGES = 5;
@Override
public Fragment getItem(int position) {
return new FragmentExample();
}
@Override
public int getCount() {
return NUM_PAGES;
}
}
public static class FragmentExample extends Fragment {
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
return inflater.inflate(R.layout.fragment_main, null, false);
}
}
}
只是为了好的衡量标准,这是我的清单,请注意支持的最小sdk为 4
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.screenslidingpager"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="4"
android:targetSdkVersion="19" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.example.screenslidingpager.ActivityMain"
android:theme="@android:style/Theme.Light" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>