C# 模式弹出窗口中的两个占位符
我有一个模式弹出扩展器。在面板内,我有两个占位符。两者都是可见的错误。当我按下一个按钮,代码如下C# 模式弹出窗口中的两个占位符,c#,asp.net,ajax,C#,Asp.net,Ajax,我有一个模式弹出扩展器。在面板内,我有两个占位符。两者都是可见的错误。当我按下一个按钮,代码如下 this.ModalPopupExtender1.Show(); 占位符1.可见=真; 占位符2.可见=假 模式弹出窗口打开。当我有这样的代码时: this.ModalPopupExtender1.Show(); PlaceHolder1.Visible = false; PlaceHolder2.Visible = true; 模式弹出窗口未打开。如何解决这个问题
this.ModalPopupExtender1.Show();
占位符1.可见=真;
占位符2.可见=假代码>
模式弹出窗口打开。当我有这样的代码时:
this.ModalPopupExtender1.Show();
PlaceHolder1.Visible = false;
PlaceHolder2.Visible = true;
模式弹出窗口未打开。如何解决这个问题?我附上我的asp.net代码:
<asp:Button ID="btnShowPopup" runat="server" style="display:none" />
<asp:ModalPopupExtender
ID="ModalPopupExtender1" runat="server" PopupControlID="pnlpopup"
TargetControlID="btnShowPopup" CancelControlID="btnCancel"
OkControlID="btnUpdate" BehaviorID="ModalPopupExtender1" DropShadow="true"
BackgroundCssClass="modalBackground">
</asp:ModalPopupExtender>
<asp:Panel ID="pnlpopup" runat="server" BackColor="LightGray"
CssClass="modalPopup" Width="600px" Height="450px">
<asp:PlaceHolder ID="PlaceHolder1" Visible="false" runat="server">
<table class="style1">
<tr>
<td>
</td>
<td>
</td>
</tr>
<tr>
<td>
Name:</td>
<td>
<asp:TextBox ID="txtName" runat="server" CssClass="textEntry"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" ControlToValidate="txtThoughtName" ErrorMessage="*" ValidationGroup="r"></asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td>
Description:</td>
<td>
<asp:TextBox ID="txtDescription" TextMode="MultiLine" Columns="37"
Rows="5" runat="server" CssClass="textEntry"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" ErrorMessage="*" ControlToValidate="txtDescription" ValidationGroup="r"></asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td>
Date:</td>
<td>
<asp:TextBox ID="txtDate" runat="server" Width="150px"></asp:TextBox>
<asp:CalendarExtender
ID="CalendarExtender1" runat="server" TargetControlID="txtDate">
</asp:CalendarExtender><asp:RequiredFieldValidator ID="RequiredFieldValidator4"
runat="server" ErrorMessage="*" ControlToValidate="txtDate"
ValidationGroup="r"></asp:RequiredFieldValidator>
</td>
</tr>
<td>
</td>
<td>
</td>
</tr>
<tr>
<td colspan="2">
<asp:Button ID="btnUpdate" runat="server" CommandName="Update"
OnClick="btnUpdate_Click" Text="Create" ValidationGroup="r" Width="100px" />
<asp:Button ID="btnCancel" runat="server" onclick="btnCancel_Click"
Text="Cancel" Width="100px" /></td>
</tr>
</table>
</asp:PlaceHolder>
<asp:PlaceHolder ID="PlaceHolder2" Visible="false" runat="server">
<table class="style1">
<tr>
<td class="style6">
Join a Group:</td>
<td>
<asp:DropDownList ID="DropDownList1" runat="server"
DataSourceID="SqlDataSource3" DataTextField="GroupName"
DataValueField="GroupId">
</asp:DropDownList>
<asp:LinkButton ID="LinkButton1" runat="server" onclick="LinkButton1_Click">Create a Group</asp:LinkButton>
</td>
</tr>
<tr>
<td class="style6">
</td>
<td>
<asp:Button ID="btnUpdate3" runat="server" CommandName="Update"
Width="160px" OnClick="btnUpdate2_Click" Text="Join Group" ValidationGroup="a" />
<asp:Button ID="btnCancel3" runat="server" onclick="btnCancel2_Click"
Width="160px" Text="Cancel" />
</td>
</tr>
<tr>
<td class="style6">
<asp:Label ID="Label3" Visible="false" runat="server" Text="Group Name:"></asp:Label>
</td>
<td>
<asp:TextBox ID="txtgroupname" Visible="false" CssClass="textEntry" runat="server"></asp:TextBox><asp:RequiredFieldValidator ID="RequiredFieldValidator3" ControlToValidate="txtgroupname" ValidationGroup="z" runat="server" ErrorMessage="*"></asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td class="style6">
</td>
<td>
<asp:Button ID="Button2" Visible="false" ValidationGroup="z" runat="server"
Width="160px" Text="Create New Group" onclick="Button2_Click" />
<asp:Button ID="Button3" Visible="false" runat="server" Width="160px"
Text="Cancel" onclick="Button3_Click" />
</td>
</tr>
</table>
姓名:
说明:
日期:
加入一个小组:
创建一个组
正如我在评论中所指出的,您已经在asp:ModalPopupExtender
上设置了OkControlID=“btnUpdate”
,并且该控件仅存在于第一个占位符上。因此,当您隐藏第一个占位符时,您会使模态失败,因为需要该按钮才能完全工作。在第二种情况下,不会显示OkControlID=“btNuUpdate”
并且模态需要它,可能这就是问题所在。也许如果你重新设计你的导航/动作。阿里斯托·阿德夫·埃克西斯·迪基奥,埃夫克萨里斯特!Pedevomouna 5矿石。邮政地址:giana sou dosw tsek。谢谢你,问题解决了。