短视频直播系统，简单实现个人主页背景图片和文字颜色的更改
<style name="AppBaseTheme" parent="android:Theme.Holo.Light.DarkActionBar">
<!-- API 14 theme customizations can go here. -->
<item name="android:actionOverflowButtonStyle">@style/KqsActionOverflowButtonStyle</item>
<item name="android:actionBarStyle">@style/myTheme.ActionBar</item>
</style>
<style name="KqsActionOverflowButtonStyle">
<item name="android:src">@drawable/actionbar_add_icon</item>
</style>
<style name="myTheme.ActionBar" parent="android:style/Widget.Holo.Light.ActionBar">
<item name="android:background">@drawable/topbg</item>
<item name="android:titleTextStyle">@style/ActionBarTitle</item>
</style>
<style name="ActionBarTitle" parent="@android:style/TextAppearance.Holo.Large">
<item name="android:textColor">#ffffff</item>
</style>
从数据库获取数据斌保存到数组，
String sql="select english from t_words";
Cursor cursor=database.rawQuery(sql, null);
String[] arr=new String[cursor.getCount()];
int position=0;
cursor.moveToFirst();
while (cursor.moveToNext()) {
String str=cursor.getString(cursor.getColumnIndex("english"));
arr[position++]=str;
}
System.out.println(arr.length);
String[] as=Arrays.copyOfRange(arr, 0, 200);
arrayAdapter=new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1,as);
search_word.setAdapter(arrayAdapter);
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