All of the examples of ASP.NET composite controls always clear child controls as the first action within CreateChildControls. Why is this? As I understand it this method is always called via EnsureChildControls which sets a flag to indicate that it has already been called and thus does not call CreateChildControls again. Is CreateChildC...
I am currently in the process of setting up AJAX capabilities in a SharePoint environment to support web parts I'm creating with C#. I am using Microsoft's walkthrough as a starting point just to get up and running, and I am running into what I believe is a strange error. The problem is occurring in CreateChildControls(): protected ...
I'm creating my own CompositeControl: a collection of MyLineWebControl and a "add" button. When the user press the "add" button, a new MyLineWebControl is added. In CreateChildControls(), I run through my model (some object MyGridOfLines which has a collection of MyLine) and add one MyLineWebControl for each MyLine. In addButton.Click,...
I'm extending the tellerick RadGrid control to give it an optional CustomSearchControl. protected override void CreateChildControls() { this.Controls.Add(CustomSearchControl); base.CreateChildControls(); this.Controls.Add(CustomSearchControl); } It seems that base.CreateChildControls() must have a clear c...