DevComponents Knowledge Base

DotNetBar AdvTree WinForms control includes full support for data-binding through advTree.DataSource property which accepts many data objects and automatically creates columns based on advTree.DisplayMembers property setting which accepts comma separated list of field names to display. When you set DisplayMembers property the control automatically generates the column and sets default size for them. If you [...]

RadialMenu control is a popup menu control included with DotNetBar for WinForms. RadialMenu control is used to minimize movement between the action which opens the menu and menu command selection. RadialMenu control is not only very useful for touch based screens but its benefits are the same when mouse only is used. RadialMenu control provides [...]

You can use following code to enumerate through all nodes in DotNetBar for WinForms AdvTree control: C#: // Following code enumerates through all nodes and prints out node text to console foreach (Node node in AllNodes(advTree1.Nodes)) { Console.WriteLine(node.Text); }   // This is what makes flat access to tree nodes easy private static IEnumerable AllNodes(NodeCollection [...]

DotNetBar ButtonItem include built-in symbol library. At design-time symbols are set using visual editor provided for Symbol property which makes choice of symbol easy. From code however, you need to use symbol unicode. That code would look like this: C#: button.Symbol = "\uf060"; VB: button.Symbol = ChrW(&Hf060) Here is the table with available symbols and [...]

DotNetBar for Windows Forms ItemPanel control starting with 10.1.0.6 release includes support for data-binding. To bind ItemPanel to your data source follow these steps: Set DataSource property to the source of your data. This can be array of custom objects or data set. Set ItemTemplate property to the item which will act as template for [...]

Table of Contents Architecture Overview Component Overview SuperGridControl GridContainer GridPanel GridRow GridColumn GridCell Cell Editors and Renderers Creating Your Own Cell Editor / Renderer   Architecture Overview (Note: Many of the options and abilities of the SuperGrid, as presented in this document, are demonstrated in the SuperGrid Demo Application included in the DotNetBar Samples folder. [...]

VB: Dim dict = New Dictionary(Of String, String)() For n As Integer = 0 To 10 dict.Add("Key " + n.ToString(), "Value " + n.ToString()) Next   ComboBoxItem1.ComboBoxEx.DataSource = New BindingSource(dict, Nothing) ComboBoxItem1.ComboBoxEx.DisplayMember = "Value" ComboBoxItem1.ComboBoxEx.ValueMember = "Key" C#: Dictionary<string, string> dict = new Dictionary<string, string>(); for (int n = 0; n <= 10; n++) { [...]

DotNetBar for Windows Forms 8.8 and later includes support for creating Office 2010 style Backstage application menu. Following image shows what Backstage application menu looks like: Add RibbonControl to your form from VS.NET toolbox: Select StyleManager component that was created when you added Ribbon and change its ManagerStyle property to Office2010Blue. At this point also [...]

DotNetBar 8.2 includes new component StyleManager to provide you with single place to manage styles and color tinting for all controls that have style set to style manager controlled. To use StyleManager as central place for style changes you must set Style=StyleManagerControlled property on all your controls. StyleManager can be added to your main form [...]

Colors customization for all controls in DotNetBar is done through Office2007ColorTable. Following code shows how to customize border color for input controls: C#: private void CustomizeColors() { Office2007Renderer renderer = GlobalManager.Renderer as Office2007Renderer; if (renderer == null) return; Office2007ColorTable table = renderer.ColorTable;   // TextBoxX colors ElementStyle style = (ElementStyle)table.StyleClasses[ElementStyleClassKeys.TextBoxBorderKey]; style.BorderColor = Color.Red;   // [...]