Wpf Combobox Set Selected Item

NOTE: a bug exists in the. Setting ListBox Properties. Checkboxes are a great way to allow a user to select a specific item or items prior to moving on with an action. The smart tag will invite you to select the hosted content (currently set to none). Since we will be using the MVVM binding for our combo boxes in that case this is the property which we can use to notify VM that item has been. How do I set the selected items in ViewModel to UK an CA on startup for example?. If set true, the dropped down portion of the ComboBox is displayed. The ComboBox displays the list of items correctly, and I can select one in the UI with no problem. What happens in this case is that the Populate() method sets both SelectedItem and Items to null, so the ComboBox looks empty, and then it disables the ComboBox and makes the watermark Label visible. Continuing on with my series on PowerShell and WPF, I am going to talk about using checkboxes in a form. So far, SelectedItem displays the text, but setting it equal to the string only selects the index at which that string is present, but doesn't change the string in the current index selected. The intention is to get a ComboBox control’s SelectedItem property to bind to an instance of a selected object, so that when the SelectedItem is changed, all other entities that are bound to it are also updated. Join a community of over 2. This causes the width of the ComboBox to "jump" when the selected item changes. This make application behavior such that that user never able to change the value from the combo box. C#: How to Load a Winform ComboBox or ListBox and have a Unique Value Associated with the Selected Item. I found one article and it looks like they created a trigger, but I don't understand how or why it works. NET; TabControl in WPF using VB. SystemFontFamilies, and then selects the item based on a Setting. Get changed selection from form select: 56. The user can select one or multiple items depending on the selection mode. This interface simply reflect what a user would do when interacting with the UI element. This post explains how to change the colours of a ComboBox in a WPF application by overriding the control's default template in XAML using Visual Studio 2012 or 2013. By default, this value is false. In this mode, the Properties. Net (WinForm) experience so I am picking this up with decent pace, but I am not getting this one. Displaying selected item of a wpf ComboBox in a messagebox. customers, suppliers) in a ComboBox. Auto-Complete Combobox in WPF 12:39 PM Arkesh Korat 6 comments Here's my implementation of a WPF ComboBox that takes the traditional Text Search on prefix (via the IsTextSearchEnabled property) to the next level. However, when dealing with a list of objects, usually we would like a view that allows us to see several items in the list at the same time, and allows us to scroll through this display and select which item we want to deal with. User will then be able to check multiple items. WPF - Editable ComboBox with DataTemplate In this post, we will discuss with issue when we define data template for a combo box and make it editable. I'm trying to set a certain index in a combobox to be a value returned by a Database Query. The Grid can be used inside a GroupBox to lay out other controls. the end of the text in each one when it is selected or at form load. It sounds easy enough but the problem is that there is only one ItemTemplate. Usually, the SelectedValuePath is set to the Key property while the DisplayMemberPath is set to the Value property. When the data context changed, the combo box would lose the selected item and appear blank but the list of possible selections would be correct. This can occur when the form loads, or if the RowSource values of the ListBox or ComboBox change based on another selection (see our tip on Cascading ComboBoxes/ListBoxes). So far, SelectedItem displays the text, but setting it equal to the string only selects the index at which that string is present, but doesn't change the string in the current index selected. The problem is only with changes ignored by the view model. I am trying to create a ComboBox in WPF/C# that pulls all available fonts from Fonts. Bind data source to ComboBox. Here in this article we are discussing that how you can set text to TextBlock for selected list item. SelectedIndex]. The ComboBox is in a DataTemplate applied to an ItemsControl on a Window who's DataContext has been set to a ViewModel instance. Go to the Tools menu and select Options from the Tools menu. WPF - Editable ComboBox with DataTemplate In this post, we will discuss with issue when we define data template for a combo box and make it editable. 0 we have this funky new generic Dictionary collection, but there's a trick to using it to bind. Enabling Multi-Selection. SelectedItem, SelectedValue and DisplayMemberPath. If you create a data template with a right-aligned element (like the age in our exmple), it only spans over the needed width, because the content of a listbox is left-aligned by default. Tick the highlighted option, i. Show Selected Option items: 52. ComboBox is an ItemsControl , which means it can contain a collection of objects of any type (such as string, image, or panel). Adi Levinshtein's Blog. ToString [RESOLVED] refresh combobox values after updating its datatable and adapter. To enable multi-selection, set the ComboBox's ShowCheckBoxes to true. 6m developers to have your questions answered on How to programmatically set SELECTEDITEM of UI for WPF ComboBox. Now whatever is selected in the ComboBox, I want it to show up in TextBlock1. P roblem statement: We need to customize the Combo Box's template by adding an 'Add' button as one of the items in the list. How to strech an WPF ListBox Item to span the whole width. The ListView will then set it's DataContext to the selected item. What happens in this case is that the Populate() method sets both SelectedItem and Items to null, so the ComboBox looks empty, and then it disables the ComboBox and makes the watermark Label visible. In this sample, we set the Item 1. The C# SqlDataAdapter object allows us to populate Data Tables in a DataSet. If you follow and run the given example, you will see that the Text attribute gets the selected item and Click() action selects the item in the ComboBox. The user can select one or multiple items depending on the selection mode. I'm looking at the sample application in"Syncfusion\EssentialStudio\13. If ListItem has a text box. ToString() Hi all, Im pretty new to C#, im trying to assign a combobox selected value to a int variable. There is no inbuilt way to set a Command that can be executed when ComboBox selection is changed. By default, this value is false. I am trying to create a ComboBox in WPF/C# that pulls all available fonts from Fonts. For that first we add reference of the autocomplete combobox into our project so we can access the autocomplete combobox. SelectedItem – Selected Item helps to bind the actual value from the DataSource which will be displayed. To change the background colour of a ComboBox in a WPF application running on Windows 7, you can simply set its Background property to a Brush…. Properties: These are the following properties. Let's create a new type derived from ComboBox to fix this problem. I added controls to the Grid. I noticed though, that if you set the IsEditable = true, then ComboBox selected value changes along as you select drop down items with the up/down arrow. The result? Well, not quite what we want: By using the Stretch alignment, each item is stretched to take up the full amount of available space, as you can see from the previous screenshot. Since we will be using the MVVM binding for our combo boxes in that case this is the property which we can use to notify VM that item has been. The logic is quite simple. So when the business object's Role property changes, the ComboBox automatically changes the displayed/selected item. The client asked for the users to have the ability to filter the items in the drop down, but still force them to choose an item in the list. Ok that’s it and done. When you select an agency name from the combo box, the SelectedItem property returns the Agency data item that corresponds to the selected Name. WPF » How to Data Bind to a combobox programmatically In this article, I will explain how to create a combobox and how to bind it to a dynamic datasource. WPF ComboBox and DataBinding: DataContext, ItemsSource, DisplayMemberPath, SelectedItem, SelectedValue & SelectedValuePath Coding / WPF Posted by Cyle on 23, September 2010 with 9 Comments. Often you have a ComboBox (or ListBox) whose items you want to "bind" to a list of values. The ComboBox allows the user to select an item from a drop-down list or optionally to enter new text in the text box of the control. The bug causes the ComboBox to select its first item when the tab control's selected index changes. Join a community of over 2. Update - how this magic works was explained in a subsequent post How binding to the current item works. RemoveAt method and pass the selected item of the ComboBox. HI, you can simply assign the value directly to the variable: number = (int)comboBox. The reason for the delay is that WPF creates the complete display for the ComboBox in advance, regardless of the fact that it might only display a tiny proportion of the total number of items. New here? Start with our free trials. Content - Programmatic name of the control. Check ComboBox (Xceed WPF Toolkit), How to get sho WPF (Vb. Here's the xaml file for you to view. When the CheckColumn selection mode is enabled for the list box, end-users can select all items using the "Select All" check box at the top of the list box. Often you have a ComboBox (or ListBox) whose items you want to "bind" to a list of values. In this example, I dragged a GroupBox to the Window from the Toolbox in Visual Studio. When you select any item from ListBox. The ItemContainerStyle contains the template for the ListBoxItem - the one where I changed the selected item color from plain blue to gradient green. In Part I, we discussed how to find a named element within a ControlTemplate. In this article I will take you through the various scenarios in which the combobox can be binded to the datasource in MVVM way. The smart tag will invite you to select the hosted content (currently set to none). WPF: ComboBox with CheckBoxes as items (it will even update on the fly!) drop down but the SetText is not called so the selected items. However, if you close the Window that contains this ComboBox, then the whole display has to be rebuilt and the initial longer delay will reoccur. Net SqlDataAdapter object allows us to populate Data Tables in a DataSet. Also, the ComboBox cannot be cleared unless its SelectedIndex property is set to -1 twice. Binding Combobox to a List in WPF June 6, 2017 by ashish Leave a Comment Combobox is used to display a collection of items. Once a partial match was made (typed 'a' and the list contains "Aardvark", the text would be replaced with the first item in the list of matches (Aardvark). User says “No”. New here? Start with our free trials. WPF > Controls > ItemsControl > ComboBox ComboBox control allows a user to select an item from a dropdown list. Join a community of over 2. What can trip you up is exactly how it does that matching. Simply set the ItemsPanelTemplate to a Canvas object, then bind the Height, Width, Canvas. You can completely change the appearance of ComboBoxEdit items using WPF templates. A GroupBox must have a sub-control in it. The problem I'm running into is that the ItemsSource works, but binding the SelectedItem to settings is clearing the setting if Mode=TwoWay, or not selecting an item if Mode=OneWay. If you select different entries several times, sometimes the item is not selected. Also we can populate a combo box from a dataset values. of StructureType objects filtered by the value in another combobox. But these have two major issues. Next: I added a Grid. setting selected item of a combo box filled with objects; Getting the selected item from a listview; Unable to set combo box selected item index to -1; ComboBox - Changing the. Update: Sample source code demonstrating this technique can be downloaded here: WpfNullableComboBox. And sometimes you don’t want to display all of them (like ‘None’). I found that it's been best to cycle through the Items property along set a index value. The ListView will then set it's DataContext to the selected item. ComboBox is an ItemsControl , which means it can contain a collection of objects of any type (such as string, image, or panel). Data binding support can bind with various data source types and manage the display and selected values. Get changed selection from form select: 56. When you select an EmployeeName in the TreeView, the SelectedItem property returns the EmployeeInfo data item that corresponds to the selected EmployeeName. Items[comboBox. NETHow To Set Different ColorsKnownColor, SolidBrush, EventArgs, ComboBox, and ListItem. Incoming search terms. Changing the Selected Item in the ComboBox should update the CategoryParent property of the Product. On this button click, we find the index of the selected item and call the ComboBox. IsEditable property to "True". The ComboBox allows the user to select an item from a drop-down list or optionally to enter new text in the text box of the control. 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). 0 and higher. 6m developers to have your questions answered on SelectedValue and SelectedItem of UI for WPF ComboBox. The following code snippet sorts the ComboBox items. This property indicates the zero-based index of the currently selected item in the combo box list. Auto-Complete Combobox in WPF 12:39 PM Arkesh Korat 6 comments Here's my implementation of a WPF ComboBox that takes the traditional Text Search on prefix (via the IsTextSearchEnabled property) to the next level. Update - how this magic works was explained in a subsequent post How binding to the current item works. Enable\disable items using ItemContainerStyle. You can completely change the appearance of ComboBoxEdit items using WPF templates. To that end, we’ll have a look at how to bind a List to a ListBox and a ComboBox in WPF. But this selection gets updated in ComboBoxAdv once the dropdown popup gets open. Using style binding. To that end, we'll have a look at how to bind a List to a ListBox and a ComboBox in WPF. How to set WPF ListView selected item background color After my last post I came across another common WPF task that could result in excruciating frustration if you're not using Expression Blend (or you just don't know enough about this shit nice framework): setting the color of the selected item in a ListView. I found that binding the ComboboxItem. ) In this episode, we examine the mechanism by which item containers come into existence. For ex: : If user enters "1" from keyboard in combobox, it should select first item from the list. Nice article. Update - how this magic works was explained in a subsequent post How binding to the current item works. Setting SelectedIndex in a Selector that supports multiple selections clears existing selected items and sets the selection to the item specified by the index. customers, suppliers) in a ComboBox. When the user selects an item in the ComboBox, the corresponding object is updated to refer to the selected object. With the R3 2016 release version of UI for WPF, multiple items can be selected from RadComboBox. ItemsSource is set to null. SelectionBoxItem will only show the current item, but it's set to the current value at the time the. In Part I, we discussed how to find a named element within a ControlTemplate. Different ComboBox ItemTemplate for dropdown Let's say we want our ComboBox to display one thing for the selected item and another thing in the dropdown. I am very new to C# and brand new to WPF. ToString [RESOLVED] refresh combobox values after updating its datatable and adapter. In order to get Properties window you can Press F4 or by right-clicking on a control to get the "Properties" menu item. New here? Start with our free trials. SelectionBoxItem will only show the current item, but it's set to the current value at the time the. SelectedIndex]. You can easily specify whether the end user is allowed to enter items that aren't on the drop-down list, get or set the index of the selected item, and control how may items should be displayed in the drop-down combo, among other specifications. We set items with ItemsSource. In this article we will learn how to use ComboBox control in WPF using VB. The ComboBox control is in many ways like the ListBox control, but takes up a lot less space, because the list of items is hidden when not needed. Showing an Ellipsis for Clipped Text in a ComboBox If you have a ComboBox with a fixed width, and the selected item is wider than that width, it will be clipped. This is a drop-down list of strings. I'm looking at the sample application in"Syncfusion\EssentialStudio\13. The ListBox control displays a list of items. of StructureType objects filtered by the value in another combobox. #1,015 - Typing Text to Select an Item in a ComboBox, Part III February 24, 2014 1 Comment You set the TextSearch. The ItemContainerStyle contains the template for the ListBoxItem - the one where I changed the selected item color from plain blue to gradient green. User can click the combox and select any other item from the list of items. This causes the width of the ComboBox to "jump" when the selected item changes. Auto-Complete Combobox in WPF 12:39 PM Arkesh Korat 6 comments Here's my implementation of a WPF ComboBox that takes the traditional Text Search on prefix (via the IsTextSearchEnabled property) to the next level. Enable\Disable RadComboBoxItems. SelectedValue = nNextID. NET; WPF Get selected item from ListBox in VB. I found that binding the ComboboxItem. so for 3 item my value is 25 and text is "test" so i want to know how can i set this Thanks. You can set ItemsSource both declaratively or in code. You can see that the ListBox's ItemTemplate is set to the DataTemplate which controls the layout of the data in each ListBoxItem. Notice how the two ItemsControls (ListBox and ComboBox) are always synchronised. Net (WinForm) experience so I am picking this up with decent pace, but I am not getting this one. When this property is true, EO. Get changed selection from form select: 56. then when page loads then i needs to want to show 3 item to be selected by default. If you are developing WPF application MVVM way you might have noticed that Button Provide a Command property that can be set to a ICommand instance and the command will be executed when button is clicked. Text property. Displaying selected item of a wpf ComboBox in a messagebox. setting selected item of a combo box filled with objects; Getting the selected item from a listview; Unable to set combo box selected item index to -1; ComboBox - Changing the. As this is rarely the desired behavior, RadComboBox exposes a DisplayMemberPath property. Since the control structure is not predictable in WPF, white's UIItem structure allows one to do the same while testing. The Rectangle will be a small square of 10 by 10 filled with the background color of the current item and a black Stroke. Showing an Ellipsis for Clipped Text in a ComboBox If you have a ComboBox with a fixed width, and the selected item is wider than that width, it will be clipped. Now run any XAML application or use the following XAML code. Properties: These are the following properties. This interface simply reflect what a user would do when interacting with the UI element. Similarly, the container for an item in a ComboBox is the ComboBoxItem element. There is several ways to allow ComboBox to select a null value: By Code: You can create a list of items and add a null item (not a null value but and item instance representing the null value). User says “No”. The following code demonstrates how to use this feature:. A ComboBox displays a text box combined with a ListBox, which enables the user to select items from the list or enter new values. wpf,button,styles. WPF Set Text to TextBlock for selected List Item in VB. How to get the selected item in the Combobox and Textbox; Display records on the grid based on selected item in the combobox; Combobox selected item is not highlighted. This is of type object and we can bind any type derived from object type with this property. In this article we will learn how to use ComboBox control in WPF using VB. This is very simple example of how to verify that an item in a userform combobox has been selected, and identify which item was chosen. I found that binding the ComboboxItem. setting selected item of a combo box filled with objects; Getting the selected item from a listview; Unable to set combo box selected item index to -1; ComboBox - Changing the. In this demo, the 'City' combo box is populated on the fly with city names that correspond to the currently selected country from the 'Country' combo box. I set both property like display member and value member. What I want is to show many information at once, like name, address, telephone number, etc. If value is updated in any of these controls, the other control is updated automatically. ToString() Hi all, Im pretty new to C#, im trying to assign a combobox selected value to a int variable. However, because the SelectedValuePath of this TreeView is set to EmployeeNumber, the SelectedValue is set to the EmployeeNumber. Finally, we have a ComboBox also bound to the array and with current item synchronization turned on. i don't want to use selected index property. This post is about how you can implement this behaviour in a WPF application using the MVVM (Model-View-ViewModel) pattern. Building an Editable ComboBox for WPF Let's say we want to have in our WPF application an Editable ComboBox in which the user can select an item, but also type some free text. You can add ComboBoxItems etc. However, because the SelectedValuePath of this RadComboBox is set to agency phone, the SelectedValue is set to the Phone property of the Agency business object. ComboBox allows to select only one item from many items. When we select the item from combo box, it shows class name. Now whatever is selected in the ComboBox, I want it to show up in TextBlock1. 0 and higher. NETHow To Set Different ColorsKnownColor, SolidBrush, EventArgs, ComboBox, and ListItem. item WPF ComboBox SelectionChanged event to command not firing wpf command (2) I have the following XAML of a ComboBox which has a code-behind SelectionChanged event handler and another Command property of the ViewModel. When binding a ComboBox in WPF, you don't have access to select a null value. NET Framework V1. If ListItem has a text box. Adi Levinshtein's Blog. 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. A ComboBox control is an items control that works as a ListBox control but only one item from the collection is visible at a time and clicking on the ComboBox makes the collection visible and allows users to pick an item from the collection. Experiment: Simple Type Start a new solution up and paste this into MainWindow: <. In the below snippet - SelectedFieldName is not set when ever we change anything in combobox. Discussion: When using a combo box on a userform, it is often important to ensure that your user has picked an item, and then identify what the chosen item was. I use C1ComboBox, set itemSource to an observableCollection type of "MyClass" I set ItemTemplate to a DataTemplate that its DataType is "MyClass" It works very nice but during the user open the DropDownList to select an item And after selecting an item until to focus anothor control, the selected item is displayed in string of "MyClass". CustomerName, because the DisplayMemberPath is set to the “CustomerName” property. Notice how the two ItemsControls (ListBox and ComboBox) are always synchronised. Apart from that we will also go through the three properties which the developers are most confused with i. You can set ItemsSource both declaratively or in code. Finally, we have a ComboBox also bound to the array and with current item synchronization turned on. I am very new to C# and brand new to WPF. User says “No”. As you haven’t created the content yet, just click anywhere on the Form’s surface to close the smart tag dialog box. Get changed selection from form select: 56. It lets you make a series of items available for selection in a list, with multiple items visible and selectable at the same time. In this sample, we set the Item 1. You can see that the ListBox's ItemTemplate is set to the DataTemplate which controls the layout of the data in each ListBoxItem. set { m_SelectedPerson = value; } } we want the selected item in the ListBox to drive the SelectedPerson in the. WPF ListBox Control Introduction. First, we take simple binding, so create one WPF Application and put the combo box in it. You can set ListBox properties by using Properties Window. If set true, the dropped down portion of the ComboBox is displayed. In my normal app, the problem I am seeing is that the combobox consistantly changes the property, but it is not reflected in the combobox. B ackground: Let's say we have a list in our model - a list of supplier. WPF: ComboBox with CheckBoxes as items (it will even update on the fly!) drop down but the SetText is not called so the selected items. What can trip you up is exactly how it does that matching. When the user selects an item in the ComboBox, the corresponding object is updated to refer to the selected object. In the first examples, the user was only able to select from our list of items, but one of the cool things about the ComboBox is that it supports the possibility of letting the user both select from a list of items or enter their own value. We can add same items at run-time by using the following code snippet. If I remove the included StdPropertyGrid styles it works OK. I am very new to C# and brand new to WPF. You’ll need to use bindings for these properties though, because if you set it statically then it will be the same for all items. When a user is selecting an item from a cascading ComboBox, another ComboBox gets automatically populated with items based on the selection in the first one. I am very new to C# and brand new to WPF. The first ComboBox is now unsynchronized with the view model. The FindString method is used to find a string or substring in a ComboBox. Top, and Canvas. Displaying sorted enum values in a ComboBox Recently Karl Shifflett , a budding WPF developer and author of articles about WPF, posted an article on CodeProject. Join a community of over 2. I added controls to the Grid. The ComboBox control is in many ways like the ListBox control, but takes up a lot less space, because the list of items is hidden when not needed. In this ComboBox case, the typical interface would be to get and set the item. When an item is selected from the dropdown list, this is the property used to get the value to set the SelectedItem value to. NETHow To Set Different ColorsKnownColor, SolidBrush, EventArgs, ComboBox, and ListItem. Update: Sample source code demonstrating this technique can be downloaded here: WpfNullableComboBox. You do this by binding the SelectedItem property to a property in your code that represents an instance of the appropriate type. The checkbox selection is different from the standard selection of the combobox, so there is actually no single selected item. The problem I tried various ways to make my data bound combo box items disabled. Text property. I can see the ComboBox drop down its contents and navigate to a certain item once I start typing and it even goes to the next combobox when I hit {ENTER}, but it just won't select the top item nor the item in the. Output: Add Items at Run-Time. And sometimes you don't want to display all of them (like 'None'). the button set. Select all Open in new window. B ackground: Let's say we have a list in our model - a list of supplier. This is not reusable. The FindString method is used to find a string or substring in a ComboBox. In the world of. The following example demonstrates how to create a checked combo box. NET Autocomplete Combo Box (ASPxComboBox) control allows content (the item list) to be updated via callbacks using the PerformCallback client method. ShowSizeGrip property to true. 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. The DevExpress ASP. SelectedIndex]. I can see the ComboBox drop down its contents and navigate to a certain item once I start typing and it even goes to the next combobox when I hit {ENTER}, but it just won't select the top item nor the item in the. B ackground: Let's say we have a list in our model - a list of supplier. What I want is to show many information at once, like name, address, telephone number, etc. Using the attached property TextSearch. It has both DisplayMember and ValueMember set. ComboBox allows to select only one item from many items. The ItemContainerStyle contains the template for the ListBoxItem - the one where I changed the selected item color from plain blue to gradient green. Content - Programmatic name of the control. 6m developers to have your questions answered on SelectedValue and SelectedItem of UI for WPF ComboBox. When you select any item from ListBox. This make application behavior such that that user never able to change the value from the combo box. This post explains how to change the colours of a ComboBox in a WPF application by overriding the control's default template in XAML using Visual Studio 2012 or 2013. Let's create a new type derived from ComboBox to fix this problem. To that end, we'll have a look at how to bind a List to a ListBox and a ComboBox in WPF. Conceptually, the ComboBox is used to represent a text input with a set of associated, predefined values that are easy to select. Check ComboBox (Xceed WPF Toolkit), How to get sho WPF (Vb. Nice article. Its purpose is to specify a property of the source object to serve as the visual representation of the combo box item. Data binding support can bind with various data source types and manage the display and selected values. The property TextPath is set to the property of the collection that is used by search. Enable\disable items using ItemContainerStyle. Also we can populate a combo box from a dataset values. WPF Combobox的SelectedItem属性绑定,在viewModel中赋值,构造函数中能刷新,逻辑代码中不刷新 // Set default selected item. NET AJAX ComboBox. (A complete list of the native ItemsControl classes and their respective item containers can be found at the end of ‘I’ is for Item Container. WPF\Samples\ComboBox\ComboBox\CS". The bug causes the ComboBox to select its first item when the tab control's selected index changes. I found one article and it looks like they created a trigger, but I don't understand how or why it works. 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. Listing 5 The new page looks as in Figure 5. SelectedIndex, SelectedValue, and FormattingEnabled are related as follows: If FormattingEnabled is false, SelectedIndex will not be set to -1 when SelectedValue is blank. I am using Powershell Studio to create a password reset and attribute editor. If you set the SelectedItem on a combobox then this will make that item appear in it. How to set WPF ListView selected item background color After my last post I came across another common WPF task that could result in excruciating frustration if you're not using Expression Blend (or you just don't know enough about this shit nice framework): setting the color of the selected item in a ListView.