C# if (s is MyPanelStyle) { .... } I thought this would work but it is not... If s is MyStyles.Button Then .... End If ....but I get a blue squiggly 'Button' is type in 'MyStyles' and cannot be used as an expression. ...more >>

public MyPanelStyle(StateBag bag) : base(bag) { } These do NOT work, what I think the conversion should be... Sub New(ByVal bag As StateBag) Inherits CType(bag, base) End Sub However, I get a blue squiggly under Inherits "Statement is...more >>

Good afternoon all. I am creating a usercontrol (*.ascx) with a Calendar control on it. In the Calendar's DayRender event I'm dynamically adding ImageButton controls to cells on the calendar. For each of these image button I'm hooking up a click event as so: imgButton.Click += new ImageClic...more >>

Hello, I have a question about how too change the background of a command button once it has been click from aliceblue to azure. TIA, Aaron ...more >>

Dear Friends Hope things goes well to you. I have this problem. Would you please give me your solution? I want to change a property that I define on my user control in my web form that contains that user control. but when I want to set the property of user control at my web form, got this er...more >>

Hi, does anybody know if its possible to code for the absolute positioning. I have noticed that vs.net applies these attributes to any webcontrol. This is how you are able to move your control around in the designer. I'd like to include the left and top as properties of my custom control and hav...more >>

I have a System.Web.UI.UserControl as custom control and I have a javascript block for user control. The problem is I want to bring src attribute from outside as property or other method. e.g <script language="JavaScript" src="Scripts/filename.js"></script> When I register this contro...more >>

Greetings, Suppose I have a control that by default, all the properties and text rendered is English. If supported, and the user changes to say, arabic, is it possible for me to change the control enumerations also in the property editor so that it looks Arabic? I'd think not. Perhaps I h...more >>

Hi Guys. Im trying to catch the postback event for a control that Inherits from the System.Web.UI.Webcontrols.DropDownList Ive used the code below for controls inherited from System.Web.UI.Controls But it dosnt work when I inherit from dropdownlist. Any ideas? Imports System Impo...more >>

Hi all, I'm a total newbie, so this might be stupid... Anyway, I've created an expanding tree of categories control, based on DataList. It works almost fine, but I can't make it return the value of the last category clicked. To be more specific, it does return it, but only the second time I cl...more >>

Hi all, I'm a total newbie, so this might be stupid... Anyway, I've created an expanding tree of categories control, based on DataList. It works almost fine, but I can't make it return the value of the last category clicked. To be more specific, it does return it, but only the second time I cl...more >>

Hi all, I have a usercontrol (a textbox with dropdown calendar that fills the textbox with the selected date) that I implement in a datagrid in a webform. On first loading the page, the datagrid's visibility is set to 'false', and so the UC depCal is not rendered on the page. Hence the followin...more >>

Hi there, I need some help please. I have created a composite control that have a collection of items associated with it. Now I want to save this to the view state of the control, but the LoadViewState method does not get called so I can get the collection out of the view state. Does anybod...more >>

I am hiding the contents of a table cell with display:none like the following: When I do this and while hidden the row still takes up some vertical space. How can I best use div elements to hide table row while not taking up and vertical space? thx <TR> <TD><DIV id="div1" style...more >>

Is there any way to catch (and handle) exceptions in the ProcessPostData or ProcessPostDataSecondTry methods? p.s. From custom web control. Zarko ...more >>

I have a System.Web.UI.UserControl as custom control. I have a javascript block for user control. The problem is I want to bring src attribute from outside as property or other method. e.g <script language="JavaScript" src="Scripts/filename.js"></script> When I register this control (...more >>

Has anybody ever seen a situation in a custom control where CreateChildControls is not being called? I've set a break point in the method and it is never hit (in addition, none of the controls that are supposed to be created are not being created so I'm reasonably certain it isn't just a problem...more >>

Is there a way to invert a control like text box? I am trying to make an interface that will look like a tablet if you turn a laptop to the side. This will enable the users in the company to use the touchscreen laptops that they have like they use tablets on other areas of our company. It is a ...more >>

I've created composite custom control which dynamically creates and arranges it's child controls based on some xml data. Beside the simple web form controls there is an option of loading user-controls (UC) at run-time. Child controls are created/loaded/initialized in overridden CreateChildControl...more >>

Hi, I've been reading a lot's of Q&A on user controls but none seem to answer my question. Here it is. I need to add dynamically a user control, in a htmltablecell, in an asp.net page (done in VB). This is the way, that I thought, was the wright way doing it: Dim oTable As New HtmlTable() ...more >>

hi, I'm trying to display the content within my "templated databound custom controls" templates at design time, in the vs.net designer. I'm able to get the cotents of my template using the GetTextFromTemplate() method. This returns all controls within my template as a string, for example if i had...more >>

public event EventHandler Logon { add { Events.AddHandler(EventLogon, value); } remove { Events.RemoveHandler(EventLogon, value); } } ...more >>

I'm trying to create a server Web control that renders as a checkbox that has an OnClick event associated with it. I've created a short proof of concept to simply attach an alert message when the checkbox is clicked. The problem is that the override is being ignored and the OnClick event is nev...more >>

I am working in an environment with 4 developers. 2 groups of 2 people working on the same server on the same web project with no version control management on the web server. Programmers A & B servername/project1 Programmers C & D servername/project2 All programmers have solutions that ha...more >>

(ASP.NET 1.1) Hi I have a problem with my ViewStates in a userControl. The problem is that the ViewState is not "writte" og changed if you like after editing in my case a textbox. This is the code I use to add the User controll Control Component1 = null; Component1 = LoadControl("MyUC.a...more >>

How can i recreate controls which were added to the control collection on runtime after a roundtrip in a server control with no aspx/ascx files? There is no page object in which i could ask for the postback status. Any ideas? Thanks for your help. J.Hero ...more >>

In a composite control, here's my CreateChildControls Sub-Procedure... Protected Overrides Sub CreateChildControls() Me.Controls.Clear() _txtDate = New TextBox _txtDate.ID = _txtDate.ClientID _txtDate.CssClass = "FormElementEnabled" _txtDate.Text =...more >>

Dear readers, Have a web custom control going but can't seem to manage this easy thing. The custom control inherits from System.Web.UI.WebControls.WebControl. The custom control consists of 2 images and a label. The Custom Control has from default a Font property. How can I use the default ...more >>

Hello, In our development team we want to load into the VS toolbar a control library from a network drive. When we load it to the toolbox we get an error from the IDE: "Insufficient state to deserialize the object. More Information is needed" If we do the same from a local copy of contro...more >>

I'm replacing my <a href="default.aspx">ClickMe</a> with a <ptc:a href="default.aspx">ClickMe</ptc:a> How do I create code within my web custom control to capture my "ClickMe" text? Darvin Zuch ...more >>

Hi, I'm writing custom control inherited from system.web.ui.webcontrols.panel. I want that MyPanel make some modifications in rendering panel with its child controls and add some button to render (and raise events) on that panel. I have created control and it works fine BUT.... After post bac...more >>

I'm a learner of ASP.Net. I want to try out a custom control of my own. I'm not getting a clear of how to add my own properties to the control apart from the common properties like text, color, font etc.. How should I design a html tag with a complete new property? I need good mate...more >>

Can we bind data to textbox in a headertemplate in a template column of a datagrid? I've tried with text box and table. But I couldn't succeeed. If aanyone has tried it,please help me out.Please give some code snippets. ...more >>

This seems to be a common issue and one that I have not found a solution to. What I want to do is theoreticly simple. I have tried creating webcontrols with simple properties string e.t.c and all work fine. I am now in the process if trying to create a webcontrol that contains more complex prope...more >>

I have an app where I dynamically load a user control based on the type of data it is rendering. There are some standard custom properties that I want to access. How do I refer to a custom property of a dynamically loaded user control? Thanks B ...more >>

I created a control that inherits from button What should I do in order to debug the code that I just created. I built the control with debug info, and I put some break points but, when I execute the button from a form, The code doesn't start the debugger. Any Ideas?? ...more >>

I am looking for a web based drawing control but have had no luck finding one. I want something that is similar to Visio where there is a palette of objects that get dragged to a drawing surface or panel. It needs to have the same basic functionality of Visio like drag and drop, connecting of obj...more >>

Ok, I've got a bunch of derived controls that all have a property Rights of type Rights (Rights is an Enumerator). I wrote a custom TypeConverter so that I can use comma separated values in design-time. The TypeConverter works great in design-time. It converts to and from just fine... However, w...more >>

I want to create a library of my custom controls, can I create a lot of controls in one project or I need one project per control? ...more >>

Hi ! I am reposting the following question as it went under another topic (don't know exactly why) I have a design-time problem that puzzle me... I am building a WebControls library and one of the control inherits from Chart which is located in the DundasWebChart WebControls library. When ...more >>

Hi, I want to make a datagrid scrollable in asp.Net. The datagrid should be scrollable but not its header means first row,, I know that div can be used but how to nake header of the datagrid non-scrollable and rest as scrollable? Please suggest!! *** Sent via Developersdex http://www.dev...more >>

I am creating a simple usercontrol (.ascx). There is some client-side functionality I would like it to have. I tried adding in a Script element, but that did not work. Do I have a bug or is it simply that client-side script cannot be compiled into a user control? Thanks. --Isaac ...more >>

Is there a way to share server control dll (control is still under development) in toolbox without having to copy that dll to client computers? I have a multiple programers enviroment, the code for Web .net project is on one server and under source safe control. In this project we are using co...more >>

Guys! I am trying to use a dropdownlist click event in my header page to link to my main page in a frameset type of form. I try to link to my main page with a hyperlink control.It works fine. But I would like to use the click event of my dropdownlist to do the samething. so I thought if co...more >>

How can I use a Global variable in .ascx page. I have created a menu control and registered it in my .ascx file. I want to use the global variable in this page for hardcoded path. The code snippet is like: <%@ Control CodeBehind="MenuControl.ascx.cs" Language="c#" AutoEventWireup="false" Inher...more >>

Thanks CZ...more >>

If no, could you show me the differentia? thanks, ThxBruin ...more >>

Can we bind data to textbox in a headertemplate in a template column of a datagrid? If so please give some code snippets. Thank you...more >>

Hello NG I'm a newbie with programming controls and this seems to me a very easy question: I had create a non composit control. Inherit from Textbox Now I want only to write a text over the textbox and a picture after the textbox. The control compiled successful and I add the control to m...more >>

In my web form to the place holder i'm loading different User Controls depends on some conditions for the user control which is loaded first time to the place holder is able to fire event. but Events are not firing for the User control which is dynamically loaded second time in place fir...more >>