Android dialog box pop-up animation

Button. setonclicklistener ( New  Onclicklistener () {@ override  Public   Void  Onclick (view arg0 ){  //  Todo auto-generated method stub Alertdialog dialog = New Alertdialog. Builder (testandroid1activity. This  ). Settitle ( "Title"). setmessage ("message" ). Create (); window =Dialog. getwindow (); window. setgravity (gravity. Bottom );  //  You can set the dialog display position here. Window. setwindowanimations (R. style. mystyle ); //  Add an animation  Dialog. Show ();}}); 

 

Styles. xml

 

 <?  XML version = "1.0" encoding = "UTF-8"  ?>    <  Resources >      <  Style  Name  = "Mystyle"  Parent  = "Android: Animation"  >            <  Item  Name  = "@ Android: windowenteranimation"  > @ Anim/dialog_enter </  Item  > // Enter the animation  <  Item  Name  = "@ Android: javaswexitanimation"  > @ Anim/dialog_exit </  Item  >  // Animation at exit  </  Style  >  Resources> 

 

 

  Res/anim/dialog_enter.xml   
     XML version = "1.0" encoding = "UTF-8"  ?>     set   xmlns: Android   =" http://schemas.android.com/apk/res/android " >    translate   Android: fromydelta   = "100% P"   % P indicates the Android: Duration  =" 600 " />     set  > 

Located in RES/anim/dialog_exit.xml  <?  XML version = "1.0" encoding = "UTF-8"  ?>    <  Set  Xmlns: Android  = "Http://schemas.android.com/apk/res/android"  >    <  Translate  Android: toydelta  = "100% P"  Android: Duration  = "600" // Duration  />    </  Set  >