How can i display a web page on top of a current web page without having to open a new internet explorer window. For example you have a calendar text control that when the drop down button on the control is clicked a calendar appears without being displayed in its own explorer ...

I have created a custom datagrid control.  I have embedded buttons for sorting the columns within the datagrid.  I can capture when these buttons are selected within the custom control.  I need to at this point notify my aspx page that i need to go get the data again and rebind.  ...

Is it possible to writer a dragand drop event for my web datagrid
How can I acheive this?

I have a custom control - deriving from WebControl - that contains a custom
collection property as the default property.
The collection implements IList and each item is also a custom control
deriving from Panel control.

I want to build a control that can dynamically display different sub
controls.
For example, there is a dropdownlist and a submit button.  When an item is
selected from the drop down list and the user press the button, I want to

Ok below is the code to my control with some code parts removed to keep this
post from being a novel. My problem is at this point I can add new items
from my collection and remove them via teh GUI designer at design time but
the information I put in at that time is not persisted to ...

I am developing a web application where the users should be able to upload files to the server by just dragging a file from the windows explorer or the desktop onto an area on the web browser. Now when i drag a file on to the browser IE tries to open it. i have tried to use the ...

As I mentioned in my previous post, I'm invoking an UrlEditor from a
CollectionEditor.
Most things work fine appart from being able to change the file being
referenced in the Url property.  The 3 dots (...) always appear and work

In the procedure CreateChildControls I add several controls like check and
textboxes, button link and so on. How can I get the postback respons on the
button link:
The functions:

I created a web user control and would like to add the ability for it to contain design-time rendering capabilities.  So that, during development, when the control is dragged to an aspx web form, it'll show html content that contains what it would look like when ran.  Is this ...

Any pointers how I can invoke the UrlEditor from a custom CollectionEditor?
I have a collection property that represents a list of interchangavle ASCX
controls.  I have most things worked out appart from this issue: I get the 3
dots when editing one item, but when I click on them, I ...

I created a web user control inherited from a datagrid for sorting and
encapsulation.  It rendered perfectly in design mode, and I could use
the property builder.  I applied visual styles, got it all working,
and today, for no apparent reason, The controls are rendering as plain