<style name="ActionSheetDialogStyle" parent="@android:style/Theme.Dialog">    <!-- 背景透明 -->    <item name="android:windowBackground">@android:color/transparent</item>    <item name="android:windowContentOverlay">@null</item>    <!-- 浮于Activity之上 -->    <item name="android:windowIsFloating">true</item>    <!-- 邊框 -->    <item name="android:windowFrame">@null</item>    <!-- Dialog以外的區(qū)域模糊效果 -->    <item name="android:backgroundDimEnabled">true</item>    <!-- 無標題 -->    <item name="android:windowNoTitle">true</item>    <!-- 半透明 -->    <item name="android:windowIsTranslucent">true</item>    <!-- Dialog進入及退出動畫 -->    <item name="android:windowAnimationStyle">@style/ActionSheetDialogAnimation</item>  </style>  <!-- ActionSheet進出動畫 -->  <style name="ActionSheetDialogAnimation" parent="@android:style/Animation.Dialog">    <item name="android:windowEnterAnimation">@anim/actionsheet_dialog_in</item>    <item name="android:windowExitAnimation">@anim/actionsheet_dialog_out</item>  </style>

<?xml version="1.0" encoding="utf-8"?><translate xmlns:android="http://schemas.android.com/apk/res/android"  android:duration="200"  android:fromYDelta="100%"  android:toYDelta="0" />

<?xml version="1.0" encoding="utf-8"?><translate xmlns:android="http://schemas.android.com/apk/res/android"  android:duration="200"  android:fromYDelta="0"  android:toYDelta="100%" />

private View inflate;  private Dialog dialog;  public void show(){    dialog = new Dialog(oThis,R.style.ActionSheetDialogStyle);    inflate = LayoutInflater.from(oThis).inflate(R.layout.fast_trade_view, null);    dialog.setContentView(inflate);    Window dialogWindow = dialog.getWindow();    dialogWindow.setGravity( Gravity.BOTTOM);    WindowManager.LayoutParams lp = dialogWindow.getAttributes();    lp.y = 20;    dialogWindow.setAttributes(lp);    dialog.show();  }