[ProgressBar] Custom ProgressBar 이미지 변경하기.

1. 프로그래스바 백그라운드 설정 

progressbar_download.xml

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<!--?xml version="1.0" encoding="utf-8"--> <layer-list xmlns:android="http://schemas.android.com/apk/res/android">                    <item android:id="@android:id/background" android:drawable="@drawable/n2_2_btn_theme_download_install_dis">     </item>          <item android:id="@android:id/secondaryProgress">         <scale android:scalewidth="100%" android:drawable="@drawable/n2_2_progress_theme_download_prog">     </scale></item>       <item android:id="@android:id/progress">         <scale android:scalewidth="100%" android:drawable="@drawable/n2_2_progress_theme_download_prog">     </scale></item>    </layer-list>

2. 적용하기.. 

download_item.xml

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<progressbar android:id="@+id/progressBar_Theme_download_Item"          style="@android:style/Widget.Holo.ProgressBar.Horizontal"          android:layout_width="fill_parent"          android:layout_height="wrap_content"          android:layout_gravity="bottom"          android:layout_marginbottom="25dip"          android:indeterminate="false"          android:max="100"          android:progress="25"          android:progressdrawable="@drawable/n2_update_progress"          android:visibility="visible">   </progressbar>