protected void ASPxButton_pk_xztj_bz_Click(object sender, EventArgs e)
{//测试动态添加交互式控件
this.ASPxTextBox1.Text = "太愉快了，功能实在是非常强大";//本文本框是ASPxPopupControl容器下的对象 可以前期动态处理一些数据
this.ASPxPopupControl1.ShowOnPageLoad = true;//打开如下弹窗完成数据处理，弹窗首次打开其他aspx页面速度很慢，而且还要专门设计其他页面
}
ASPxPopupControl不设置宽和高，动态自适应内置对象的大小，下面是标准模式， <dx:PopupControlContentControl runat="server">不可缺少
protected void ASPxButton2_Click(object sender, EventArgs e)
{
this.ASPxButton2.Text = this.ASPxTextBox1.Text;
}
<dx:ASPxPopupControl ID="ASPxPopupControl1" runat="server" EnableViewState="False" Modal="True" PopupHorizontalAlign="WindowCenter" PopupVerticalAlign="WindowCenter">
<ContentCollection>
<dx:PopupControlContentControl runat="server">
<dx:ASPxRoundPanel ID="ASPxRoundPanel1" runat="server" Width="200px" ShowHeader="False">
<PanelCollection>
<dx:PanelContent runat="server">
<table align="center" class="dxflInternalEditorTable_MetropolisBlue">
<tr>
<td>
<dx:ASPxTextBox ID="ASPxTextBox1" runat="server" Width="170px">
</dx:ASPxTextBox>
</td>
</tr>
<tr>
<td>
<dx:ASPxButton ID="ASPxButton2" runat="server" OnClick="ASPxButton2_Click" Text="ASPxButton">
</dx:ASPxButton>
</td>
</tr>
</table>
</dx:PanelContent>
</PanelCollection>
</dx:ASPxRoundPanel>
</dx:PopupControlContentControl>
</ContentCollection>
</dx:ASPxPopupControl>