<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:Android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:gravity="center"    android:background="@drawable/app_icon"    android:orientation="vertical" >    <Button      android:id="@+id/startOrder_btn"      android:layout_width="fill_parent"      android:layout_height="fill_parent"      android:background="@drawable/apply"      android:textSize="25sp" >    </Button>    <Button      android:id="@+id/managerOrder_btn"      android:layout_width="fill_parent"      android:layout_height="fill_parent"      android:background="@drawable/apply"      android:textSize="25sp" >    </Button></LinearLayout>--------------------------------------------------------------------------------------------------------------------------------------------在drawable-xxhdpi中添加圖片--------------------------------------------------------------------------------------------------------------------------------------------

LayoutInflater inflater = LayoutInflater.from(mMainActivity);  View layout=inflater.inflate(R.layout.my_login,null);  ContextThemeWrapper contextThemeWrapper = new ContextThemeWrapper(MainActivity.this, 2131099656);  AlertDialog.Builder builder =new AlertDialog.Builder(contextThemeWrapper);  builder.setView(layout);  builder.setCancelable(false);  builder.create().show();  Button startOrder_btn=(Button) layout.findViewById(R.id.startOrder_btn);  Button managerOrder_btn=(Button) layout.findViewById(R.id.managerOrder_btn);  startOrder_btn.setOnClickListener(new OnClickListener(){  public void onClick(View v) {  //加上你要實現的代碼  YSDKApi.login(ePlatform.QQ);  }  });  managerOrder_btn.setOnClickListener(new OnClickListener(){  public void onClick(View v) {//加上你要實現的代碼  YSDKApi.login(ePlatform.WX);  }  });