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Ich benutze modale Popup-Extender in asp.net für die Anzeige modaler Popup. Wenn ich auf die modale Popup-Anzeige der Zielschaltfläche klicke, wird erfolgreich angezeigt. Aber mein Problem ist, wenn ich wieder Browser-Taste Taste modalen Popup klicken zurück angezeigt werden, aber ich will nicht modalen Popup angezeigt werden mir bitte dieses problem.Code heraus bringen unterModaler Popup-Extender mit asp.net
<asp:Button ID="Button1" runat="server" Text="Edit" CssClass="btndesign" Style="display: none" />
<asp:ModalPopupExtender ID="modalpopup" runat="server" TargetControlID="Button1" CancelControlID="cancel" PopupControlID="panel" BackgroundCssClass="modalBackground"></asp:ModalPopupExtender>
<asp:Panel ID="panel" runat="server" Style="background: linear-gradient(to top,#ffffff 0%, #f1f6f9 50%); width: 31%; display: none">
<asp:Button ID="cancel" runat="server" Text="X" Style="float: right; margin-top: 9px; margin-right: 3px; background: #ef5350; border-color: #ef5350; color: #fff; font-size: 11px; padding-top: 3px; padding-bottom: 3px;" />
<h4 style="text-align: left; background-color: #fff; padding: 2%; margin-top: 5px;">Business</h4>
<table>
<tbody>
<tr>
<td>EIN</td>
<td>
<asp:TextBox ID="editein" runat="server" MaxLength="9" ValidationGroup="editgroup" Style="margin-bottom: 10px;"></asp:TextBox>
<asp:FilteredTextBoxExtender ID="editfteein" runat="server" TargetControlID="editein" ValidChars=""></asp:FilteredTextBoxExtender>
<asp:RequiredFieldValidator ID="editrequired" runat="server" SetFocusOnError="true" ControlToValidate="editein" ErrorMessage="Please Enter EIN Number" Display="None" ValidationGroup="editgroup"></asp:RequiredFieldValidator>
<asp:ValidatorCalloutExtender ID="editvce" runat="server" TargetControlID="editrequired" PopupPosition="Right"></asp:ValidatorCalloutExtender>
<asp:RegularExpressionValidator ID="editexpression" runat="server" SetFocusOnError="true" ControlToValidate="editein" ErrorMessage="EIN Must be of 9 digits" ValidationExpression="^\d{9}$" ValidationGroup="editgroup"></asp:RegularExpressionValidator>
<asp:ValidatorCalloutExtender ID="editexpvce" runat="server" TargetControlID="editexpression" PopupPosition="Right"></asp:ValidatorCalloutExtender>
</td>
</tr>
<tr>
<td>Business Name</td>
<td>
<asp:TextBox ID="editname" runat="server" MaxLength="50" ValidationGroup="editgroup" Style="margin-bottom: 10px;"></asp:TextBox>
<asp:FilteredTextBoxExtender ID="editftebusinessname" runat="server" TargetControlID="editname" ValidChars="&#()' -" FilterType="LowercaseLetters,UppercaseLetters,Numbers,Custom"></asp:FilteredTextBoxExtender>
<asp:RequiredFieldValidator ID="editrfvbusinessname" runat="server" SetFocusOnError="true" ControlToValidate="editname" ErrorMessage="Please enter business name here" Display="None" ValidationGroup="editgroup"></asp:RequiredFieldValidator>
<asp:ValidatorCalloutExtender ID="editvcebusinessname" runat="server" TargetControlID="editrfvbusinessname" PopupPosition="Right"></asp:ValidatorCalloutExtender>
<asp:RegularExpressionValidator ID="editrevbusninessname" runat="server" SetFocusOnError="true" ControlToValidate="editname" ErrorMessage="Please enter valid business name" ValidationExpression="^[a-zA-Z0-9#&()'\s-]{4,75}$" Display="None" ValidationGroup="editgroup"></asp:RegularExpressionValidator>
<asp:ValidatorCalloutExtender ID="editvcerevbusninessname" runat="server" TargetControlID="editrevbusninessname" PopupPosition="Right"></asp:ValidatorCalloutExtender>
</td>
</tr>
<tr>
<td></td>
<td>
<asp:CheckBox ID="changeaddress" runat="server" Text="Address changed from last filing" Style="margin-bottom: 10px;" />
</td>
</tr>
<tr>
<td>Address Line</td>
<td>
<asp:TextBox ID="editaddress" runat="server" MaxLength="50" Style="margin-bottom: 10px;"></asp:TextBox>
<asp:FilteredTextBoxExtender ID="editfteaddress" runat="server" TargetControlID="editaddress" FilterType="LowercaseLetters,UppercaseLetters,Numbers,Custom" ValidChars=" -/"></asp:FilteredTextBoxExtender>
<asp:RequiredFieldValidator ID="editrfvaddress" runat="server" ControlToValidate="editaddress" SetFocusOnError="true" ErrorMessage="Please enter address" Display="None" ValidationGroup="editgroup"></asp:RequiredFieldValidator>
<asp:ValidatorCalloutExtender ID="editvceaddress" runat="server" TargetControlID="editrfvaddress" PopupPosition="Right"></asp:ValidatorCalloutExtender>
<asp:RegularExpressionValidator ID="editrevaddress" runat="server" ControlToValidate="editaddress" SetFocusOnError="true" ErrorMessage="Please enter valid address" Display="None" ValidationExpression="[A-Za-z0-9](?[A-Za-z0-9\-/])*" ValidationGroup="editgroup"></asp:RegularExpressionValidator>
<asp:ValidatorCalloutExtender ID="editrevvceaddress" runat="server" TargetControlID="editrevaddress" PopupPosition="Right"></asp:ValidatorCalloutExtender>
</td>
</tr>
<tr>
<td>Address Line 2</td>
<td>
<asp:TextBox ID="editadd2" runat="server" MaxLength="50" Style="margin-bottom: 10px;"></asp:TextBox>
<asp:FilteredTextBoxExtender ID="editfteaddress2" runat="server" TargetControlID="editadd2" FilterType="LowercaseLetters,UppercaseLetters,Numbers,Custom" ValidChars=" -/"></asp:FilteredTextBoxExtender>
</td>
</tr>
<tr>
<td>City</td>
<td>
<asp:TextBox ID="editcity" runat="server" MaxLength="30" Style="margin-bottom: 10px;"></asp:TextBox>
<asp:FilteredTextBoxExtender ID="editftecity" runat="server" TargetControlID="editcity" FilterType="LowercaseLetters,UppercaseLetters,Numbers,Custom" ValidChars=" "></asp:FilteredTextBoxExtender>
<asp:RequiredFieldValidator ID="editrfvcity" runat="server" ControlToValidate="editcity" ErrorMessage="Please enter city name" SetFocusOnError="true" ValidationGroup="editgroup" Display="None"></asp:RequiredFieldValidator>
<asp:ValidatorCalloutExtender ID="editvcecity" runat="server" TargetControlID="editrfvcity" PopupPosition="Right"></asp:ValidatorCalloutExtender>
</td>
</tr>
<tr>
<td>State</td>
<td>
<asp:TextBox ID="txtState" runat="server" CssClass="txtbox" ValidationGroup="BusinessDetails"
Visible="false" MaxLength="30"></asp:TextBox>
<asp:FilteredTextBoxExtender ID="fteState" runat="server" TargetControlID="txtState"
FilterType="LowercaseLetters,UppercaseLetters,Custom" ValidChars=" ">
</asp:FilteredTextBoxExtender>
<asp:RequiredFieldValidator ID="rfvState" runat="server" ControlToValidate="txtState"
ErrorMessage="Please enter your state here" Display="None" ValidationGroup="BusinessDetails">
</asp:RequiredFieldValidator>
<asp:ValidatorCalloutExtender ID="vce_rfvState" runat="server" PopupPosition="Right"
TargetControlID="rfvState" HighlightCssClass="errorField">
</asp:ValidatorCalloutExtender>
<asp:RegularExpressionValidator ID="revState" runat="server" ControlToValidate="txtState"
SetFocusOnError="True" Display="None" ErrorMessage="Please enter valid state name"
ValidationExpression="[A-Z,a-z ]{1,50}" ValidationGroup="BusinessDetails">
</asp:RegularExpressionValidator>
<asp:ValidatorCalloutExtender ID="vce_revState" runat="server" PopupPosition="Right"
TargetControlID="revState" HighlightCssClass="errorField">
</asp:ValidatorCalloutExtender>
<asp:DropDownList ID="ddlState" runat="server" CssClass="txtbox" Style="width: 300px">
</asp:DropDownList>
<asp:RequiredFieldValidator ID="rfvStateddl" runat="server" ControlToValidate="ddlState"
ErrorMessage="Please select state" InitialValue="0" Display="None" ValidationGroup="BusinessDetails">
</asp:RequiredFieldValidator>
<asp:ValidatorCalloutExtender ID="vce_rfvStateddl" runat="server" PopupPosition="Right"
TargetControlID="rfvStateddl" HighlightCssClass="errorField">
</asp:ValidatorCalloutExtender>
</td>
</tr>
<tr>
<td>Country</td>
<td>
<asp:DropDownList ID="editcontry" runat="server" CssClass="txtbox" Style="margin-bottom: 10px; width: 300px"
AutoPostBack="true" OnSelectedIndexChanged="ddlCountry_SelectedIndexChanged">
<asp:ListItem Text="United States of America" Value="US"></asp:ListItem>
<asp:ListItem Text="Canada" Value="CA"></asp:ListItem>
<asp:ListItem Text="Mexico" Value="MX"></asp:ListItem>
</asp:DropDownList>
</td>
</tr>
<tr>
<td>Zip</td>
<td>
<asp:TextBox ID="txtZip" runat="server" CssClass="txtbox" ValidationGroup="BusinessDetails"
MaxLength="12"></asp:TextBox>
<asp:FilteredTextBoxExtender ID="fteZip" runat="server" TargetControlID="txtZip"
FilterType="LowercaseLetters,UppercaseLetters,Numbers,Custom" ValidChars=" "
Enabled="false">
</asp:FilteredTextBoxExtender>
<asp:FilteredTextBoxExtender ID="fteZipUS" runat="server" TargetControlID="txtZip"
FilterType="Numbers" Enabled="false">
</asp:FilteredTextBoxExtender>
<asp:RequiredFieldValidator ID="rfvZip" runat="server" ControlToValidate="txtZip"
ErrorMessage="Please enter your zip code here" Display="None" ValidationGroup="BusinessDetails">
</asp:RequiredFieldValidator>
<asp:ValidatorCalloutExtender ID="vce_rfvZip" runat="server" PopupPosition="Right"
TargetControlID="rfvZip" HighlightCssClass="errorField">
</asp:ValidatorCalloutExtender>
<asp:RegularExpressionValidator ID="revZip" runat="server" ControlToValidate="txtZip"
SetFocusOnError="True" Display="None" ErrorMessage="Please enter valid zip code"
ValidationExpression="[0-9]{5}(([0-9]{4}))?" ValidationGroup="BusinessDetails">
</asp:RegularExpressionValidator>
<asp:ValidatorCalloutExtender ID="vce_revZip" runat="server" PopupPosition="Right"
TargetControlID="revZip" HighlightCssClass="errorField">
</asp:ValidatorCalloutExtender>
</td>
</tr>
</tbody>
</table>
<div style="background: #5f9fa1; padding: 2%;">
<asp:CheckBox ID="updatemaster" runat="server" Text="Also Update Master Business Info" required=""></asp:CheckBox>
<asp:Button ID="updateprocess" runat="server" Text="Update & Process" />
</div>
</asp:Panel>
Ich habe versucht, aber nicht funktioniert ......... Das Problem ist, dass Code hinter nicht einmal ausgeführt werden, wenn Wenn Sie auf die Schaltfläche Zurück klicken, wird die Seite aus dem Cache geladen. Wenn die letzte Seite (Postback oder nicht) ein Popup hat, wird das Popup erneut angezeigt –