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all groups > asp.net building controls > august 2007

Custom ListControl has no VS intellisense for <asp:ListItem>
Posted by wjfamilia at 8/31/2007 1:18:02 PM
When I make a custom server control that inherits from ListControl or the other similar controls (DropDownList, CheckBoxList, etc.), I cannot get the child <asp:ListItem> control to show with the Visual Studio 2005 intellisense. The control does render the correct results and you can even st...more >>

Can't edit items' properties in CollectionEditor
Posted by Barry manilow at 8/30/2007 6:22:02 AM
I'm dying here. I've scoured the internet and msdn documentation many times over, and I can't find anything to solve my problem. This is my last hope. I'm on hands and knees begging for help here ... I've got a custom control (Toolbar), that has an ArrayList collection property (called Butt...more >>

dynamically create multiple instances of usercontrol in codebehind
Posted by Padam at 8/27/2007 10:12:01 PM
I created a user conrolt in C# and want to create multiple instance (one by one) of usercontrol onclick of button. if i hard code in .aspx page like <%@ Register Src="~/UserControls/AddPhaseMilestone.ascx" TagName="AddPhaseMilestone" TagPrefix="uc1" %> <uc1:AddPhaseMilestone ID="AddPhaseM...more >>

Controls not updated by callback event
Posted by Dave Weeden at 8/20/2007 12:52:00 PM
Hi all, We have developed a custom web control that implements ICallbackEventHandler and fires an event when the callback is invoked. We had hoped that subscribers to this event would be able to update the state of other web controls but have been unable to make this work. I have distil...more >>

event handler isn't working
Posted by Sergio E. at 8/19/2007 4:01:52 PM
Hello, I am extending a webcontrol, and I need to generate an array of objects of type dropdownlist, whose event selectedindexchanged must fires an own method called Cbo_SelectedIndexChanged that has the same signature of selectedindexchanged of a normal dropdownlist. I already tried to add th...more >>

Control Collection
Posted by Mark at 8/16/2007 6:00:19 PM
When implementing a custom control collection class that implements IStateManger (and IList), how to save the viewstate of the collection items if they are controls themselves?...more >>

get data that fills a gridviewocontrol inside it (i'm extendig the gridview)
Posted by Sergio E. at 8/8/2007 9:56:24 AM
Hi, I'm extending the gridview control and I need the data that fills it because I need get a subset of the results to do an operation. Thanks! -- Greetings, Sergio E. DCE2005 - 2* -- Saludos, Sergio E. DCE2005 - 2* ...more >>

can't get evaluationfunction attribute set correctly on CustomValidator
Posted by TS at 8/3/2007 3:14:54 PM
i want to specify evalutionfunction for my custom validator control. i have tried many ways to get this to work, but in the end, the evaluationfunction attribute always gets rendered as the default "CustomValidatorEvaluateFunction": <span id="ctl00_ctl00_ContentMainPlaceHolder_Applicat...more >>



Custom Control Embedded CSS
Posted by Chuck P at 8/1/2007 9:40:01 PM
I have a control that has an embedded CSS file. I override the OnPreRender event and put in the following code: HtmlLink cssLink = new HtmlLink(); ..... get the resource, create the link Page.Header.Controls.Add(cssLink); base.OnPreRender(e); This works fine at runtime. However at desig...more >>


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