I would do the following then. ImageSource to string in WPF and C# ? If this is your first visit, be sure to check out the FAQ by clicking the link above. Recently I worked on a proof of concept where we wanted to leverage the power of WPF and DataTemplates on a server to generate images. Columns property that provides DataContext of the DataGrid is ViewModel. In this mechanism, the management of data is entirely separated from the way data. xaml to update the UI to make use of the new context: This XAML markup is a flavor of XML that WPF uses to construct the user interface. WPF ComboBox with Image, wpf – Bind Images in ComboBox using DataTemplate, wpf combobox styles and templates, Adding Image to ComboBox Item, How to bind Image in ComboBox, How to Bind WPF combo box with xml file with image and text, How to Customize Items in ComboBox: WPF. Thanks, Andrey. You also need. The image class has the Source property that sets the image, if you set it in the xaml there is a default converter that converts the string your write to the ImageSource. I've read this article because I couldn't bind an image from VM so you're definitely not off the track ! (I'm creating WPF app (. In this article, I will present a way to bind an Image class object (which does not contain an image URL) directly to an Image control source. By reading. Create a custom toggle. For Font Awesome, you can look up the values on the Cheat Sheet. We add Animal objects to its Items collection with the Add method. WPF is an UI framework based on the idea of a “thin UI”. WPF Image Viewer Part 3, Data Binding to a List Box. Getting started with wpf "Half the Whitespace" Design principle; An Introduction to WPF Styles; Creating custom UserControls with data binding; Creating Splash Screen in WPF; Dependency Properties; Grid control; Introduction to WPF Data Binding; Markup Extensions; MVVM in WPF; Basic MVVM example using WPF and C#; Commanding in MVVM; The. Wpf Caliburn Micro: binding click event of faked captioned Rectangle I use VS2013, Wpf 4. Windows Presentation Foundation (WPF) data binding provides a simple and consistent way for applications to present and interact with data. Q&A for Work. WPF - ObjectDataProvider in WPF Click on Image for Better View This tells WPF to bind to the first parameter in the MethodParameters collection. I have created a WPF application in. New here? Start with our free trials. Afin d'afficher le rendu final dans des applications WPF, j'utilise la classe D3DImage à laquelle je colle en guise de back-buffer les surfaces générées lors de l'initialisation DS/DX et à chaque fois que DirectShow m'indique de présenter une image, je me contente d'appeler AddDirtyRect pour invalider l'ensemble de la surface. Source in the handler for the Loaded event. [C# WPF]Binding Sourceプロパティを使う,C#のWPFアプリケーションを作成しながらWPFの基礎を習得する為の入門書ブログです. 2 in the netframework branch. Forms I would just add a resource to the resource file, and I was able to access the resource easily via Resources. Image Column. Data binding is a concept helps to display data to the user through user interface. WPF has built-in converters for certain types. Binding image in DataGrid WPF example. < Image Source ="C:\Image\Josh. When using data binding, you specify the collection of items to fill the ComboBox by setting the ItemsSource property. Now I want to use them as resource from XAML and from Runtime. I would do the following then. Columns property that provides DataContext of the DataGrid is ViewModel. WPF - Data Binding. The document can also be previewed. NET Framework 3. The frame animation is not supported by this class. GitHub Gist: instantly share code, notes, and snippets. In my case I set the Build Action property of the Image to Content, rather that to Resource, Copy to output Directory is set to always and the image is shown, respecting the same image path. The nearest control higher in the visual tree which has the same type or is derived from the type you specify will be used as the binding's source:. WPF - Image - A control that displays an image, you can use either the Image object or the ImageBrush object. Image -- can't be easily databound into the WPF Image control. However this technique would work equally well with other WPF binding sources such as XML. Make sure the Image has been added to your solution 2. Using relative path images included as content with WPF January 23, 2012, 11:06 am Many people want to include an image but for reasons such as the ability to change branding, the image should not be compiled in. NET objects (like Data table, dataset), XML objects, Dependency Objects. Normally if you were going to data bind a control to your enum you would need to go through a number of steps. WebBrowser has no property to set its content but a method named NavigateToString. I am confused about whether to use: 1). Forms I would just add a resource to the resource file, and I was able to access the resource easily via Resources. If you are coming from normal Windows environment, this is one of the things that you should always remember when you start coding in WPF applications. Data Binding and ADO. First you need to add a XAML namespace for your local enum type and to System in MSCorLib. The image can be zoomed by rolling the mouse scroller or by double clicking on the image. Represents a dynamic data collection that provides notifications when items get added, removed, or when the whole list is refreshed. If you read the MSDN page on the new WPF 4. In Reason 2. You can’t place the rounded corners image on a non-white surface (in this particular example). You can format your data directly in XAML. But first, let's see the most basic example of including an image inside a Window:. WPF - Templates - A template describes the overall look and visual appearance of a control. The RadDiagram framework provides a method and a command for exporting its current state to an image file. Binding image in DataGrid WPF exmaple. See Also : WPF - DataGrid with Buttons and its Clicking method - Get Row Data with WPF DataGrid Buttons ; WPF - Using DataGrid Row MouseDoubleClick for getting row Data - Example; WPF - Designing Material Design Tabs in WPF using Dragablz; WPF - Bind ComboBox using MS. Telerik UI for WPF 2015. Microsoft word tutorial |How to insert images into word document table - Duration: WPF - One Way Data Binding - Duration: 7:16. DataContext = DataGateway. It allows a depencency property in the application's view layer, such as a TextBox’s Text property, to be bound to a property in the application’s underlying data model. Well, it took me a couple of hours, but I've finally made it! I managed to load an embedded image from a dll using WPF. Freelance developer, author and presenter with a focus on Reactive Systems. Thus, you can set binding to the SfDataGrid. I try the above coding, my problem is doesnt bind the image inside the listbox, i cant understand why it should not bind, please help to solve this problem, thanks in advance. For each control, there is a default template associated with it which gives the contr. NET MVC ASP. It's a wrapper around a BitmapImage that takes a generic Transform object. Source in the handler for the Loaded event. Q&A for Work. So when you're following a strict MVVM approach you're lost because you don't want any code-behind for your views. Injecting data into the document with data binding. « Markup extension » are objects that can be used in XAML to retrieve values. My QuestionType class. For a binding to work, there should be a source object. There's a problem with doing this, however, if you want the container in the data template to stretch the entire width of the TreeView. Visual Studio will create the Image_Loaded method. 1,845 views. Until the image content is loaded, the ActualWidth and ActualHeight of the control will report as zero, because the image content is used to determine the final size and location of the control. How can I create a data binding in code using WPF? Jun 12, 2006 When creating UI elements in code it is often necessary to programmatically bind them to data. Or you just want to "set" the output of method as Image? Is the method returning different output based on different conditions?. To use WPF data binding in a delayed fashion, I created a simple markup extension which creates a binding and manages the timer delay between commits. If you must set the image source via code, it too isn't that big of a deal. When displaying a multiframe image, only the first frame is displayed. The DevExpress Image Gallery includes thousands of icons for use in your next WPF project. Introduction. This ‘Slide' control is a WPF control which displays slides under Windows platforms. Use Binding extensively to ensure that your data is separated from the UI controls. Collection binding leak. XAML / WPF / Silverlight Forums on Bytes. The tutorials will show you how to create the next generation user experience. Two way binding is used when we want to update some controls property when some other related controls property change and when source property change the actual control also updates its property. Created XAML for displaying the image using binding. To begin, please create a WPF project and drag the Image control to your Window. It can read any version of AutoCAD slides, or slide libraries. So just by returning bool (IsControlVisible) like the code below won't work: That's because Visibility is an enumeration You will need to use a converter to convert the bool into the enum. Tu peux passer par une DataGridTemplateColumn contenant une image, comme suit :. The WPF Way. In this example, the Image object was created in XAML but doesn't have a source or any other property values; instead these values are provided at run-time when the Image is loaded from XAML. Once you set the datacontext you can set bind to it from any child element. WPF - Image A control that displays an image, you can use either the Image object or the ImageBrush object. 6m developers to have your questions answered on Binding to Image of UI for WPF TreeListView. Creating a Graphical Image from a Visual in WPF Topic Overview Purpose This topic explains how to use the WPF build-in functionality to export a visual or. Join a community of over 2. There’s a problem with doing this, however, if you want the container in the data template to stretch the entire width of the TreeView. We are here to help. The public properties on the Animal type (Name, ID, Size) match the bindings specified in the GridView. However, if there is only one control that can get focus -- something that's common in examples -- you will need to specify UpdateSourceTrigger=PropertyChanged for the updates to work. Step 1 Create a WPF Application and give solution name as WpfImageGallery. Is it possible, if yes how (MVVM way) ?. The Binding Path for the Image Source property would be that field. In the designer view of your window, add a Button control. < Image Source ="C:\Image\Josh. And add to list. 0 combobox datacontext dependency property dropdown itemtemplate itemtemplateselector Markup Extension MVVM OneWayToSource readonly WPF WPF 4. 5, but the newest features are in. NET Framework 3. If you are absolutely positioning your images and the images' pixels match to the device pixels' then it's not shown blurry. You can use either the Image object or the ImageBrush object. Fortunately this is relatively straightforward as the following code-snippet using the Binding object from the System. Im am listing one radiobutton but i wanted to list all elements. I could not make the answer on the Q403117 work. In this video i explained the basic things you need to know about binding in wpf, What are the key components for binding, How to bind an UI Element to another UI element by setting Source,Path. Let’s start with the easy ones. You can also find an archive of samples targeting. Add the following ZoomBorder class to your project. Thanks to WPF's data binding, this was trivial - I just needed to get a collection of objects that each had a property pointing to. It's easier to bind the image source in xaml rather then c#. To begin, please create a WPF project and drag the Image control to your Window. In such cases, you can use converter in ValueBinding for GridImageColumn that convert s the string path to support Image source format. Until the image content is loaded, the ActualWidth and ActualHeight of the control will report as zero, because the image content is used to determine the final size and location of the control. WPF > Controls > ContentControl > Frame WPF frame control is capable of displaying both WPF and HTML content. It's easier to bind the image source in xaml rather then c#. The ObservableCollection is one of the most important features of WPF data binding. So when you’re following a strict MVVM approach you’re lost because you don’t want any code-behind for your views. Two months ago started work on a project to help me in my AJAX and SOA development. Hi, I am trying to bind a datagrid with a datatable in WPF. The term “rich content model” is sometimes thrown around in WPF circles. Printing a Visual. The image is based on an actual form, like a purchase order form. First you need to add a XAML namespace for your local enum type and to System in MSCorLib. All the samples have been retargeted to. In this mechanism, the management of data is entirely separated from the way data. So while searching, I found out that there are several ways to print documents using WPF. Here's an example of setting Image. Every FrameworkElement can be bound to any data sources in the form of XAML and CLR. The WPF Image control will allow you to display images inside your applications. I have a WPF UserControl that has a generalized object binding. Do not worry about the Resources for now - just get the image to display in the image box to start with. In such cases, you can use converter in ValueBinding for GridImageColumn that convert s the string path to support Image source format. 0 combobox datacontext dependency property dropdown itemtemplate itemtemplateselector Markup Extension MVVM OneWayToSource readonly WPF WPF 4. How to display SVG images in WPF. OneWayToSource Binding for ReadOnly Dependency Property stackoverflow. This is a question to all the WPF developers out there. Is it possible, if yes how (MVVM way) ?. The image can be zoomed by rolling the mouse scroller or by double clicking on the image. New here?. A simple solution to that problem is presented on the Developer Code Samples Gallery (Binding of DataGrid column header) and the TechNet Wiki (Binding of DataGrid Column Header). In WPF, different classes of elements are categorized based on the type and number of their logical children. View, View Model and Model). It's a very versatile control, with many useful options and methods, as you will learn in this article. Created an ImageDetails object. Injecting data into the document with data binding. Using relative path images included as content with WPF January 23, 2012, 11:06 am Many people want to include an image but for reasons such as the ability to change branding, the image should not be compiled in. The frame animation is not supported by this class. Hopefully you’ll find this useful. Add a Loaded event handler by typing "Loaded". View, View Model and Model). 5 new features. You can simply specify the path of the image in the Source property of an Image Element, but to show a different image depending on the value of an enum requires a specific ValueConverter, and you need to be aware that this converter need to convert from the original type to a BitmapImage object, because the Source property of an will not accepts string during binding. In this article, we will see how to bind XML data to WPF UI Elements. The grid can be bound to a collection of objects containing column settings, described in a Model or ViewModel, thus minimizing the need for 'code. Image Column. So just by returning bool (IsControlVisible) like the code below won't work: That's because Visibility is an enumeration You will need to use a converter to convert the bool into the enum. WPF Image Binding Uri Source 失败解决办法. It's a very versatile control, with many useful options and methods, as you will learn in this article. net in WPF In this tutorial i will make a connection with a database, then display the result of a query in a listbox, and the content of a textbox will change according to the selected item in the listbox. I have used the following WPF controls in this example – 1) DataGrid. If your SVG images come from the ViewModel, you can implement a binding converter that converts the stream to a bitmap. WPF ListBox class represents a ListBox control that is a collection of ListBoxItems. If no binding source is provided, then bydefault DataContext of an element is used. I'm learning WPF, very slowly, as a background thing. Windows Presentation Foundation (WPF) is a graphical subsystem (similar to WinForms) originally developed by Microsoft for rendering user interfaces in Windows-based applications. Binding DataGrid Columns from ViewModel. Hi, I tried to bind a generic list to wpf datagrid but it didn’t worked: dataGrid. You can embed images into your WPF application as resources and then access them from code at run-time. Introduction. This section provides a list of examples, contained in this help, that are grouped by features (Binding to Data, Hierarchical Data Presentation, Sorting, Grouping and Filtering, Calculating Summaries, Data Editing and Validation, Focus and Navigation, Drag and Drop, Styles and Templates, End-User Interaction, Miscellaneous). I could not make the answer on the Q403117 work. 6m developers to have your questions answered on Binding Template Property to an Image of UI for WPF Carousel. So far in this tutorial, we have mostly created bindings between UI elements and existing classes, but in real life applications, you will obviously be binding to your own data objects. It is very easy just one change and You can See the Magic of databinding in WPF. So you want to format the output of information but don't want do it in code behind or write a value converter to do it. So for a zoom range from 1% to 250% you would usually set the Minimum and Maximum … WPF – how to bind ScaleTransform to Slider, percentage style! Read. Join a community of over 2. NET Framework 4. WPF Listbox Binding Images from DB WPF ListBox control is quite different from windows win forms and it has lots of abilities to extend and design. BindingGroup. Tags: ListBox in WPF, WPF ListBox, XAML ListBox This tutorial shows you how to create and use a ListBox control in WPF and XAML. Represents a dynamic data collection that provides notifications when items get added, removed, or when the whole list is refreshed. I live in Brisbane and work on Octopus Deploy, an automated deployment tool for. Once you set the datacontext you can set bind to it from any child element. It is very easy just one change and You can See the Magic of databinding in WPF. Home » c# » Binding a WPF ComboBox to a custom list. I have exposed the command object from my view model and just need to bind it to the image control. Technorati Tags: wpf, thumbnails, image, performance, slow, BitmapImage During a recent WPF session I needed to build a ListBox that showed a bunch of images loaded from an arbitrary directory. I was putting code in my ViewModel that returns Visibility but I didn't really like that very much. WPF - ObjectDataProvider in WPF Click on Image for Better View This tells WPF to bind to the first parameter in the MethodParameters collection. Any help will be appreciated. Make sure the Image has been added to your solution 2. Wpf Caliburn Micro: binding click event of faked c How can play video as a wallpaper like dreamscreen user control numeric pad; How to determine whether two FlowDocuments have th WPF Textbox TwoWay binding in datatemplate not upd Add Button on Each Row in DataGrid WPF in Code Beh Maintaining same recent colours list for WPF RadCo. You also need. I'm working very slowly through some WPF at the moment, and discovered something I thought was really odd. With just ListBox we can design most of the equivalent controls available in ASP. This model will consist of two properties image and image name. Generating images using WPF on the Server … and 'plugging any nasty leaks you might see'. It was slightly more complicated than that however. Elements can be bound to data from a variety of data sources in the form of. For that, WPF has binding converters. 0 screen merge whereas decided instrument button control arduino operating. By default, WPF updates the binding source when the control loses focus. In WPF, "binding" means changing the target value when the source value changes (or vice-versa; except for one-time binding). Image Export. This model will consist of two properties image and image name. We will be creating a simple sample application which would get an image from project resource and display it in a WPF window. WPF Binding to a Static Property In WPF , the binding provides an efficient and easy way of data interaction between components. The Image class represents the WPF Image control that is used to display images in WPF. The animation of multiframe images is not supported by the Image control. This class displays. This WPF control can be included in any WPF project using NuGet. The tutorials will show you how to create the next generation user experience. Thanks to WPF's data binding, this was trivial - I just needed to get a collection of objects that each had a property pointing to. You can bind the SfDataGrid. I would do the following then. Creating a Graphical Image from a Visual in WPF Topic Overview Purpose This topic explains how to use the WPF build-in functionality to export a visual or. An Image object displays an image, while an ImageBrush obj. NET Framework 4. Hi, I am trying to bind a datagrid with a datatable in WPF. Generating images using WPF on the Server … and 'plugging any nasty leaks you might see'. WPF ComboBox with Image, wpf - Bind Images in ComboBox using DataTemplate, wpf combobox styles and templates, Adding Image to ComboBox Item, How to bind Image in ComboBox, How to Bind WPF combo box with xml file with image and text, How to Customize Items in ComboBox: WPF. My QuestionType class. Step 2 Create a New Folder in the Solution and give folder name as Images,it is look like this. Ca ne marche pas car tu bind une image sur une DataGridTextColumn qui, comme son nom l'indique, attend du texte. Imagine you're wanting to show a list of things in an ItemsControl, with each item having a different image. A post describing how to bind an image such as a bitmap or png file to your viewmodel. You can format your data directly in XAML. See XAML images sample for more example code. Re: How to: Create an array of controls in WPF As Pac said you need to figure out the basic structure of programming and wpf first. This can happen, for example, when a child of a panel contains a binding whose source object is its parent and whose source property is the Children collection of that parent. As binding an Image to a property is not related to our controls, I suggest refer to MSDN forums or MSDN documentation. This feature allows a DataContext to be set at run-time and the objects within that DataContext to resolve their property bindings then. Data binding Introduction to WPF data binding Hello, bound world! Using the DataContext Data binding via Code-behind The UpdateSourceTrigger property Responding to changes Value conversion with IValueConverter The StringFormat property Debugging data bindings. All the samples have been retargeted to. The Github sample has also has a WPF Slide Control. For example, suppose you have the following two radio buttons in the same group linked to a the "IsSuccess" (of type bool?) attribute of an object:. Created an ImageDetails object. A classic sort of an example of this pattern would be how some web pages download text and show it, only later presenting images. WPF -DataGrid RowDetailsTemplate in WPF RowDetailsTemplate is a great feature that to view details information about a bound row in a DataGrid on demand so that the details portion is displayed in place within the DataGrid. New here? Start with our free trials. Additionally, you can bind directly to the property of that shared instance which is in our case it is the StaticBinder class. This class displays. In this demonstration, I will try to show you a simple Master-Detail sample. I have exposed the command object from my view model and just need to bind it to the image control. Say you have a ListBox or ListView that is databound and you want to get at the content of the data template used for binding of the items in the list. Binding the WPF WebBrowser Source Property In an MVVM application I am currently creating, I had the need to embed the WPF WebBrowser control and quickly discovered that the Source Property is not a dependancy object, and so cannot be bound. ImageプロパティはImageオブジェクトを返すわけですから 囚人さんの例では > Binding imageではなくStaticResource imageになっています この場合は、リソースにあるimageというキー名(x:Key)を指します で x:Keyがimageの. There is a well-known issue with WPF RadioButton controls with data binding: when a radio button is unchecked the data binding is not undone. WPF has very strong support for data binding. NET WebApi Async Datastructure Design Patterns DLR Exception Gulp Javascript Jquery Mobile OWIN&KATANA Rxjs Security SQL Server SQL Server 2016 Tips In Asp. In the designer view of your window, add a Button control. This is actually surprisingly easy and, unsurprisingly, very powerful. bmp), JPEG (. com (also available on Amazon Kindle). To start, please create a new C# WPF project. But first, let's see the most basic example of including an image inside a Window:. Remember when you started playing with WPF? Remember when you coded your first binding? {Binding ElementName=slider, Path=Value} and then remember what you wanted to do next? Something like this I'm sure {Binding ElementName=slider, Path=Value/2} (in case you missed it, I'm trying to divide Value. This article provides an example on how you can use a three-state Checkbox control to set the IsChecked property of several other related CheckBoxes in a data-bound ItemsControl, or any other control that derives from the ItemsControl such as the DataGrid, ListView or TreeView controls, in WPF using the MVVM pattern. When displaying a multiframe image, only the first frame is displayed. In this post I’m going to introduce one of the JavaScript data binding frameworks that can be used for data-oriented programming called AngularJS and show how it can be used. Whether using WPF, ASP. It is just a placeholder for the actual content […]. Introduction. It's a very versatile control, with many useful options and methods, as you will learn in this article. This is a part of the WPF image viewer tutorial: Introduction, Part 1, Part2. Binding image in DataGrid WPF example. NET Framework 4. C# - Insert Images and Hyperlinks into RichTextBox in WPF Like the name of control, the RichTextBox inheriting from TextBox control, allows user to enter and edit text. The below content explains about Data binding support in DropDownButtonAdv. How to: Conditional formatting using XAML in WPF By letting the Style-binding control the appearance of the TextBlock, you can actually make this change color of. Any help will be appreciated. Create PDFs in C#, VB. In this mechanism, the management of data is entirely separated from the way data. 0 screen merge whereas decided instrument button control arduino operating. OneWay: Causes changes to the source property to automatically update the target property but the source does not get changed. WPF Enums in XAML And Root Addressing For Images This small code sample demonstrates how to use Enum values in your XAML files. Image files and performance. In the designer view of your window, add a Button control. The get is called and control immediately returns. If you don't explicity define a source of a binding, it takes the data context by default. But if I use binding "Path=(nodeIcon)" to bind to custom property that I added using ADD-MEMBER, the image is not shown. You can bind to a property of an ancestor in the visual tree by using a RelativeSource binding. CommitEdit()がダメだと言っている状態で、移動するとどうなるのか。. Introduction. These modes set different sources for target properties. Wpf Caliburn Micro: binding click event of faked c How can play video as a wallpaper like dreamscreen user control numeric pad; How to determine whether two FlowDocuments have th WPF Textbox TwoWay binding in datatemplate not upd Add Button on Each Row in DataGrid WPF in Code Beh Maintaining same recent colours list for WPF RadCo. Overtime, I have used different approaches to binding pictures to Image control in a WPF application. Ca ne marche pas car tu bind une image sur une DataGridTextColumn qui, comme son nom l'indique, attend du texte. I could not make the answer on the Q403117 work. I have a WPF UserControl that has a generalized object binding. Dynamically binding to a column header of a DataGrid is not a transparently task. Locate the Button control in the Toolbox panel. Thus, you can set binding to the SfDataGrid. 1st Way: Use Buttons Content Property directly: And it was easy: Thanks to the concept of ContentControls I easily assigned the Button. And if the data comes from an external source, perhaps in the form of an XML file, then using the ValueConverter is almost certainly a better way. You can also bind the currently selected item in the ComboBox to an instance of an object in code. How to animate and Image in WPF using Timer? For further discussion please visit Animating an Image in WPF blog. DataContext. A post describing how to bind an image such as a bitmap or png file to your viewmodel. When you bind a format other than the supported format, such as name of the image or file path of the image, GridImageC olumn does not load the image s. CommitEdit()がダメだと言っている状態で、移動するとどうなるのか。. Discover Infragistics Ultimate UI WPF application. NET applications. To use WPF data binding in a delayed fashion, I created a simple markup extension which creates a binding and manages the timer delay between commits. In WPF C#, How to Bind the Image Source according the selected item??. Until the image content is loaded, the ActualWidth and ActualHeight of the control will report as zero, because the image content is used to determine the final size and location of the control. Change the URISource to what I indicated above. 6m developers to have your questions answered on how to bind an image to RadImageEditorUI in WPF? of UI for WPF General Discussions. The new builds contain the following updates: Fixed! PDF417 unreadable symbol when a fixed number of Rows is specified and number of Columns needs to be calculated; and vice versa. In this video i explained the basic things you need to know about binding in wpf, What are the key components for binding, How to bind an UI Element to another UI element by setting Source,Path. New here? Start with our free trials. The CollectionView class is a classic example. The GridViewImageColumn derives from GridViewBoundColumnBase, which means that it inherits all of the functionality too. NET Framework 3. In the first part of this two part series, I am going to cover the basics of data binding in WPF. How to bind TwoWay WPF imageEdit to a image binary stream field using MVVM? private Stream p_Logo;. ImageStretch - determines the stretch mode for the images displayed in the. By reading. If you are coming from normal Windows environment, this is one of the things that you should always remember when you start coding in WPF applications. Image -- can't be easily databound into the WPF Image control. If this is a long process, a common technique is to present a busy indicator whilst data is collected.