objectlistview

ObjectListView cast exception (for hit testing)

I am using Grammarian's ObjectListView. I changed my old listviews to that, but all I do is to fill in items. But when the app starts up and my mouse is over the listview, it immediately throws an exception for: System.InvalidCastException was unhandled Message="Unable to cast object of type 'System.Windows.Forms.ListViewItem' to type...

ObjectListView faded away

Hi, can someone tell me why my ObjectListView fade after I installed Visual Studio 2008 sp1 and dot.net framework 3.5 sp 1. What's wrong, some switch or what ...? (opaque?!) ...

ObjectListView in closed-source program to sell

Is it possible to use ObjectListView, which uses the GPL v3 license, legally in a closed-source program that will be sold? If so, what has to be done to make sure to not violate the license? ...

How do I add/remove items to a ListView in virtual mode?

If I'm using a ListView in virtual mode then, as I understand it, the list view only keeps track of a small number of items in the list. As the user scrolls it dynamically retrieves items it needs to show from the virtual list. But what if an item is added or removed from the master list? If an item is added/removed outside of the range...

How to wordWrap the text in a column using ObjectListView

For example I have a big sentence: "I like to eat pie and have fun around the house all day long!" And I want it to appear like this: "I like to eat pie and have fun around the house all day long!" In this post: http://stackoverflow.com/questions/1673963/multi-line-list-items-on-winforms-listview-control Grammarian said that you only ...

Updating the icons in an ObjectListView

I'm using an TreeListView (a sub type of ObjectListView) in my current project. Each item in the list is given an icon, but the icon my vary depending on the state of the item. For example if the item is readonly I want to use an icon with a little lock symbol. When the items are first added to the TreeListView the icons are show correc...

ObjectListView Flickers/Flashes when adding a new list object

When I update my objectListView list it flickers/flashes white, is this normal behaviour or can it be prevented. The list gets updated around every 1-5 seconds using the AddObject method if that makes any difference. ...

TreeListView performance with large collections

I'm using a FastObjectListView to show the results of a search which may return a large number of results. Now I'd like to allow results from this list to be expanded in to a tree. Am I going to have any performance problems using a TreeListView over a FastObjectListView? I know TreeListView inherits from VirtualObjectListView, so it i...

ObjectListView appears disabled but not when Form is being resized

I'm using a number of ObjectListView controls on a form in my current project. Today I migrated the project from Visual Studio 2008 to Visual Studio 2010. Now when the form is displayed all the OLV controls look as if they are disabled yet they are not. I have no problem scrolling the lists, or selecting items in the list. In addition, t...