Yet another blog about WPF, Surface, SL, MVVM, NUI.... - Tag - AttachedProperty

Execute a command on a specified control when clicking on a button

JonathanANTOINE@falsemail.com — Wed, 16 Jun 2010 15:07:00 +0200

Today another example of the powerful ramora pattern : execute a RoutedCommand on an Control when you click on a button outside of the aimed control scope. When is it useful ? : for example when you use the infragistics grid (xamdatagrid) and you want to execute the command which remove the selected row from a button outside of the grid. You... Read Execute a command on a specified control when clicking on a button

Binding to the selected items of a ListBox (or an another items controls)

JonathanANTOINE@falsemail.com — Sun, 13 Jun 2010 12:03:00 +0200

A problem you often meet when using MVVM is to get the selected items of an items control, especially Listbox. You can easily bind the selected item or the current items but when multi selection comes in the way, it becomes harder because the SelectedItems (with an 's' property is not available to binding). In this article we will discover an... Read Binding to the selected items of a ListBox (or an another items controls)

Binding on a Property which is not a DependencyProperty

JonathanANTOINE@falsemail.com — Mon, 05 Apr 2010 09:03:00 +0200

A lot of controls expose properties which are not DependencyProperties and then you can’t put a binding on it. On some other cases, you only have a getter as accessor and you can’t put a binding on it too… This is for example the case for the ribbon’s group of the office ribbon or the converter’s parameter. If you ever tried to do so, you... Read Binding on a Property which is not a DependencyProperty

DependencyProperties or INotifyPropertyChanged ?

JonathanANTOINE@falsemail.com — Mon, 01 Mar 2010 12:31:00 +0100

When you want to make an object binding-aware you have two choices : implement INotifyPropertyChanged or create DependencyProperties. Which one is the best ? Let's try to answer this question ! How to implement INotifyPropertyChanged Declaring that your class is implementing INotifyPropertyChanged adds an PropertyChangedEventHandler that you... Read DependencyProperties or INotifyPropertyChanged ?

Use AttachedProperties to add behaviors to the components (Ramora pattern)

JonathanANTOINE@falsemail.com — Fri, 19 Feb 2010 17:47:00 +0100

The problem In WPF you expect your components/controls to behave exactly as you want to.... but this not always the case. For example : why does this combobox not execute a command when I change the selection or more often why this textbox does not execute a command when I press the Enter (return) key ? This problem often occurs when you use... Read Use AttachedProperties to add behaviors to the components (Ramora pattern)