Wpf create template programmatically

Templates can be applied globally to your application, windows and pages, or directly to controls. Most scenarios that require you to create a new control can be covered by instead creating a new template for an existing control. The Desktop Guide documentation for. NET 6 and. NET 5 including. NET Core 3. In this article, you'll explore creating a new ControlTemplate for the Button control.

Controls have many properties, such as Background , Foreground , and FontFamily. These properties control different aspects of the control's appearance, but the changes that you can make by setting these properties are limited.

When you want to customize the control's appearance beyond what setting the other properties on the control can do, you create a ControlTemplate. In most user interfaces, a button has the same general appearance: a rectangle with some text. If you wanted to create a rounded button, you could create a new control that inherits from the button or recreates the functionality of the button. In addition, the new user control would provide the circular visual.

You can avoid creating new controls by customizing the visual layout of an existing control. With a rounded button, you create a ControlTemplate with the desired visual layout.

On the other hand, if you need a control with new functionality, different properties, and new settings, you would create a new UserControl. Because templates are resources, they obey the same scoping rules that apply to all resources. Put simply, where you declare a template affects where the template can be applied. For example, if you declare the template in the root element of your application definition XAML file, the template can be used anywhere in your application.

If you define the template in a window, only the controls in that window can use the template. To start with, add a Window. Resources element to your MainWindow. When you create a new ControlTemplate , you still might want to use the public properties to change the control's appearance. The TemplateBinding markup extension binds a property of an element that is in the ControlTemplate to a public property that is defined by the control. FontSizeProperty, 16d ; headerTitle.

VerticalAlignmentProperty, VerticalAlignment. Center ; headerTitle. SetBinding TextBlock. SetValue ColumnDefinition. AppendChild c1 ; colDefinitions. AppendChild c2 ; colDefinitions. AppendChild c3 ; mainGrid. AppendChild colDefinitions ; mainPanel. SetBinding ContentPresenter. AppendChild content ; templ. Add new Setter UserControl. TemplateProperty, templ ; this.

Maybe consider using XamlReader. Load it is prefered over FrameworkElementFactory — nan. Add a comment. Active Oldest Votes.

Star ; gridFactory. AppendChild column1 ; gridFactory. AppendChild column2 ;. Pavan Pavan 1 1 silver badge 2 2 bronze badges. Star ; grMain. Add c ; grMain. Add c1 ; grMain. Add c2 ; for more check here. Asked 6 years, 8 months ago. Active 6 years, 8 months ago. Viewed 1k times. Max Li Max Li 4, 3 3 gold badges 19 19 silver badges 34 34 bronze badges.

Is your actual question how to retrieve a particular resource from code-behind, as discussed e. Add — Max Li. Do you mean ControlTemplate? You should not directly add a control template to the Children list. If someClass is a control, that should be possible and if it isn't, a control template is not a suitable way, anyway.

It worked out, thanks! Would you like to post your answer to be accepted? Done, posted an answer with a somewhat more structured explanation. Add a comment. Active Oldest Votes. FindResource "templateX" ; Now, the crucial point is that you do not want to add the control template itself to the Children list.

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