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Articles by Clifford Nelson (Articles: 50, Tip/Tricks: 62)

Articles: 50, Tip/Tricks: 62

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Average article rating: 4.87

Desktop Programming
WPF
Posted: 23 Mar 2016   Updated: 2 Apr 2018   Views: 27,082   Rating: 5.00/5    Votes: 16   Popularity: 6.02
Licence: The Code Project Open License (CPOL)      Bookmarked: 20   Downloaded: 512
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This gives the code to create a cursor from a character in a font.
Posted: 25 Apr 2018   Updated: 25 Apr 2018   Views: 14,727   Rating: 5.00/5    Votes: 12   Popularity: 5.21
Licence: The Code Project Open License (CPOL)      Bookmarked: 7   Downloaded: 228
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Concept to create a Singleton for WPF MVVM Binding, and using Weak reference for the property that is bound to.
Posted: 19 Jan 2012   Updated: 19 Jan 2012   Views: 25,892   Rating: 5.00/5    Votes: 9   Popularity: 4.77
Licence: The Code Project Open License (CPOL)      Bookmarked: 15   Downloaded: 411
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This value converter makes it very quick and easy to add the ability for the user to input equations in text boxes that are bound to numeric properties.
Posted: 9 Aug 2015   Updated: 2 Apr 2018   Views: 20,235   Rating: 4.14/5    Votes: 13   Popularity: 4.61
Licence: The Code Project Open License (CPOL)      Bookmarked: 24   Downloaded: 207
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Presents a class to help create flexible value and multi-value converters that use the ConverterParameter to specify return values for true and false results using the ?: operator
Posted: 10 Nov 2011   Updated: 27 Jan 2016   Views: 48,298   Rating: 5.00/5    Votes: 21   Popularity: 6.61
Licence: The Code Project Open License (CPOL)      Bookmarked: 27   Downloaded: 640
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How to use DescriptionAttribute for enumerations bound to a ComboBox.
Posted: 2 Nov 2010   Updated: 17 May 2011   Views: 100,569   Rating: 4.82/5    Votes: 27   Popularity: 6.74
Licence: The Code Project Open License (CPOL)      Bookmarked: 26   Downloaded: 2,841
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Describes how to create a control that inherits from a base control
Posted: 3 Jan 2012   Updated: 3 Jan 2012   Views: 20,262   Rating: 5.00/5    Votes: 10   Popularity: 5.00
Licence: The Code Project Open License (CPOL)      Bookmarked: 17   Downloaded: 394
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An enumeration RadioButtion ListBox control.
Posted: 18 Jun 2012   Updated: 18 Jun 2012   Views: 26,292   Rating: 5.00/5    Votes: 10   Popularity: 5.00
Licence: The Code Project Open License (CPOL)      Bookmarked: 17   Downloaded: 221
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A generic implementation for IValueConverter.
Posted: 21 Nov 2015   Updated: 21 Nov 2015   Views: 11,762   Rating: 5.00/5    Votes: 8   Popularity: 4.52
Licence: The Code Project Open License (CPOL)      Bookmarked: 7   Downloaded: 230
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This article shows how to create a very simple control in C# that overrides the ArrangeOverride, GetVisualChild, and VisualChildrenCount to create a panel that shadows and disables contained controls.
Posted: 16 Feb 2016   Updated: 16 Feb 2016   Views: 9,590   Rating: 5.00/5    Votes: 10   Popularity: 5.00
Licence: The Code Project Open License (CPOL)      Bookmarked: 11   Downloaded: 190
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This article presents a behavior that can make another UIElement visible when the mouse down event occurs on the UIElement this behavior is attached to. Have extended this to directly support fading of a Popup control
Posted: 26 Feb 2016   Updated: 26 Feb 2016   Views: 20,511   Rating: 5.00/5    Votes: 11   Popularity: 5.00
Licence: The Code Project Open License (CPOL)      Bookmarked: 13   Downloaded: 1,171
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There are cases where it might be desirable to support character input without a keyboard attached in a more embedded application where the keyboard is displayed as part of the window.
Posted: 29 Feb 2016   Updated: 29 Feb 2016   Views: 27,717   Rating: 4.94/5    Votes: 14   Popularity: 5.50
Licence: The Code Project Open License (CPOL)      Bookmarked: 18   Downloaded: 506
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This article presents a control that makes it very easy to create an Image control from a font symbol, with special support for Font Awesome.
Posted: 1 Apr 2016   Updated: 1 Apr 2016   Views: 11,191   Rating: 5.00/5    Votes: 8   Popularity: 4.52
Licence: The Code Project Open License (CPOL)      Bookmarked: 9   Downloaded: 323
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This article presents a simple bar graph using an ItemsControl with a custom DataTemplate
Posted: 2 May 2016   Updated: 2 May 2016   Views: 55,581   Rating: 4.91/5    Votes: 13   Popularity: 5.47
Licence: The Code Project Open License (CPOL)      Bookmarked: 14   Downloaded: 2,621
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Presents code to display bindable HTML text in a WPF RichTextBox or a WebBrowser.
Posted: 5 May 2016   Updated: 5 May 2016   Views: 15,782   Rating: 5.00/5    Votes: 10   Popularity: 5.00
Licence: The Code Project Open License (CPOL)      Bookmarked: 11   Downloaded: 190
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This presents a way to capture a PropertyChanged on a DependencyObject, in this case to capture when the Content on a ContentPresenter changes and setting focus.
Posted: 14 Jun 2016   Updated: 14 Jun 2016   Views: 19,953   Rating: 4.87/5    Votes: 10   Popularity: 4.87
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 729
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This presents as control inherited from the Shape control for displaying an outline font.
Posted: 22 Jun 2016   Updated: 22 Jun 2016   Views: 12,502   Rating: 4.88/5    Votes: 11   Popularity: 5.08
Licence: The Code Project Open License (CPOL)      Bookmarked: 9   Downloaded: 227
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Format converter to handle more cases than the StringFormat, including infinity, and NaN
Posted: 21 Sep 2016   Updated: 21 Sep 2016   Views: 9,643   Rating: 4.95/5    Votes: 8   Popularity: 4.47
Licence: The Code Project Open License (CPOL)      Bookmarked: 15   Downloaded: 237
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I have had two projects that I have worked on that required a lot of graphics. In general there has been minimal interaction between the user and the graphics, so the implementation has been very straight forward.
Posted: 27 Sep 2016   Updated: 27 Sep 2016   Views: 10,298   Rating: 5.00/5    Votes: 7   Popularity: 4.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 7   Downloaded: 92
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This is an alternative for "How to Embed Arbitrary Content in a WPF Control"
Posted: 29 Aug 2017   Updated: 29 Aug 2017   Views: 14,554   Rating: 4.90/5    Votes: 9   Popularity: 4.68
Licence: The Code Project Open License (CPOL)      Bookmarked: 13   Downloaded: 196
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There are times when want to have associated RadioButton controls on a window, and it would be much easier to interface to these controls with a single property instead of independent properties for each RadioButton. This control allows multiple RadioButton controls to be on a single Binding.
Posted: 14 Sep 2017   Updated: 14 Sep 2017   Views: 9,602   Rating: 4.83/5    Votes: 16   Popularity: 5.68
Licence: The Code Project Open License (CPOL)      Bookmarked: 16   Downloaded: 193
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A custom control that adapts to the datatype of the source.
Posted: 2 Oct 2017   Updated: 2 Oct 2017   Views: 6,370   Rating: 4.53/5    Votes: 8   Popularity: 4.09
Licence: The Code Project Open License (CPOL)      Bookmarked: 6   Downloaded: 98
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This is a control that is like a Expander Control but there is both Expanded and not Expanded Content. It demonstrates some concepts on how to easily create controls whose functionality can be mostly implemented in the XAML with the code behind being mostly DependencyProperty definitions.
Posted: 2 Nov 2011   Updated: 2 Nov 2011   Views: 40,021   Rating: 4.92/5    Votes: 14   Popularity: 5.64
Licence: The Code Project Open License (CPOL)      Bookmarked: 15   Downloaded: 535
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How to do dynamic binding of static properties.
Posted: 13 Sep 2015   Updated: 13 Sep 2015   Views: 18,676   Rating: 4.92/5    Votes: 14   Popularity: 5.64
Licence: The Code Project Open License (CPOL)      Bookmarked: 18   Downloaded: 419
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This article presents an implementation to support IDataErrorInfo with attributes on the properties for WPF. It also covers other aspects of displaying error information using WPF.
Posted: 2 Feb 2016   Updated: 2 Feb 2016   Views: 23,266   Rating: 5.00/5    Votes: 8   Popularity: 4.52
Licence: The Code Project Open License (CPOL)      Bookmarked: 17   Downloaded: 506
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A problem with the WPF MVVM design pattern is closing a window from the ViewModel. This article presents a method that allows the use of dependency properties to be used to control the closing of a window
Posted: 25 May 2016   Updated: 25 May 2016   Views: 13,942   Rating: 4.93/5    Votes: 11   Popularity: 4.93
Licence: The Code Project Open License (CPOL)      Bookmarked: 12   Downloaded: 90
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Presents simple MarkupExtension for accessing the Properties.Resources and Properties.Settings files. Also, with Resources, which are always strings, conversion is supported.
Posted: 8 Jul 2011   Updated: 8 Jul 2011   Views: 16,570   Rating: 5.00/5    Votes: 6   Popularity: 3.89
Licence: The Code Project Open License (CPOL)      Bookmarked: 9   Downloaded: 183
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A special class is needed to support binding a set of flags to a View.
Posted: 5 Oct 2011   Updated: 5 Oct 2011   Views: 31,892   Rating: 3.82/5    Votes: 11   Popularity: 3.98
Licence: The Code Project Open License (CPOL)      Bookmarked: 24   Downloaded: 477
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WPF Dynamic Application Settings
Posted: 14 Dec 2011   Updated: 14 Dec 2011   Views: 27,171   Rating: 4.65/5    Votes: 10   Popularity: 4.65
Licence: The Code Project Open License (CPOL)      Bookmarked: 14   Downloaded: 223
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Discovering the limitations of IValueConverter in WPF
Posted: 20 Aug 2012   Updated: 20 Aug 2012   Views: 49,733   Rating: 4.91/5    Votes: 15   Popularity: 5.78
Licence: The Code Project Open License (CPOL)      Bookmarked: 20   Downloaded: 645
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This article will show you how to implement a class that will provide type conversion for another class. In this particular case will be providing conversion to and from a string.
Posted: 16 Jun 2016   Updated: 16 Jun 2016   Views: 14,463   Rating: 4.93/5    Votes: 10   Popularity: 4.93
Licence: The Code Project Open License (CPOL)      Bookmarked: 13   Downloaded: 179
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This is an alternative for "Advanced WPF Localization" that adds functionality for capitalizing and pluralizing the text to be display.
Posted: 26 Oct 2016   Updated: 26 Oct 2016   Views: 10,304   Rating: 5.00/5    Votes: 7   Popularity: 4.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 10   Downloaded: 328
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Presents a concept for creating a masked TextBox, and has the implementation for a TimeSpan and double value
Posted: 5 Dec 2016   Updated: 5 Dec 2016   Views: 14,173   Rating: 4.89/5    Votes: 10   Popularity: 4.67
Licence: The Code Project Open License (CPOL)      Bookmarked: 11   Downloaded: 554
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This is an alternative for "WPF Loading Wait Adorner"
Posted: 1 Mar 2017   Updated: 1 Mar 2017   Views: 38,076   Rating: 5.00/5    Votes: 18   Popularity: 6.28
Licence: The Code Project Open License (CPOL)      Bookmarked: 23   Downloaded: 2,646
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This is a more comprehensive example of how to implement a project with MVVMLight
Posted: 24 Nov 2011   Updated: 24 Nov 2011   Views: 30,791   Rating: 5.00/5    Votes: 9   Popularity: 4.77
Licence: The Code Project Open License (CPOL)      Bookmarked: 20   Downloaded: 295
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A generic WPF/Silverlight value converter.
Posted: 26 Jan 2012   Updated: 26 Jan 2012   Views: 36,362   Rating: 4.53/5    Votes: 10   Popularity: 4.53
Licence: The Code Project Open License (CPOL)      Bookmarked: 13   Downloaded: 190
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A value binding converter for WPF.
XAML
Posted: 27 Mar 2012   Updated: 27 Mar 2012   Views: 114,868   Rating: 4.96/5    Votes: 30   Popularity: 7.33
Licence: The Code Project Open License (CPOL)      Bookmarked: 35   Downloaded: 4,366
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This is just an introduction to the EventAggregator, with a sample that is easy to understand.
Productivity Apps and Services
Microsoft Office
Posted: 17 Aug 2012   Updated: 17 Aug 2012   Views: 51,374   Rating: 5.00/5    Votes: 13   Popularity: 5.40
Licence: The Code Project Open License (CPOL)      Bookmarked: 32   Downloaded: 1,786
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A framework for scanning a worksheet for headers, reading and validating data, providing feedback to the user, and displaying the data in a form with the results.
Posted: 21 Sep 2012   Updated: 21 Sep 2012   Views: 32,894   Rating: 4.95/5    Votes: 12   Popularity: 5.35
Licence: The Code Project Open License (CPOL)      Bookmarked: 14   Downloaded: 249
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Demonstrates how to use attributes during run time in a serious application to improve maintainability.
Programming Languages
C#
Posted: 16 Feb 2012   Updated: 22 Feb 2012   Views: 68,451   Rating: 4.94/5    Votes: 26   Popularity: 6.91
Licence: The Code Project Open License (CPOL)      Bookmarked: 46   Downloaded: 286
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Performance and ideas from Anders Hejlsberg INotifyPropertyChanged
Posted: 29 Feb 2012   Updated: 29 Feb 2012   Views: 42,362   Rating: 4.97/5    Votes: 17   Popularity: 5.98
Licence: The Code Project Open License (CPOL)      Bookmarked: 20   Downloaded: 668
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This article is about using Rosyln to evaluate user input in a value converter.
Posted: 29 May 2012   Updated: 29 May 2012   Views: 10,642   Rating: 5.00/5    Votes: 11   Popularity: 5.00
Licence: The Code Project Open License (CPOL)      Bookmarked: 13   Downloaded: 29
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A runtime variables class to support multiple application development.
Posted: 19 Apr 2016   Updated: 19 Apr 2016   Views: 8,070   Rating: 5.00/5    Votes: 11   Popularity: 5.21
Licence: The Code Project Open License (CPOL)      Bookmarked: 9   Downloaded: 100
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A set of extension methods to support conditional Expression Bodied Functions and Properties
Posted: 12 Sep 2012   Updated: 14 Sep 2012   Views: 28,751   Rating: 4.67/5    Votes: 12   Popularity: 4.86
Licence: The Code Project Open License (CPOL)      Bookmarked: 19   Downloaded: 0
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This is an alternative for "Finding prime numbers".
Posted: 8 Jun 2017   Updated: 8 Jun 2017   Views: 6,680   Rating: 4.62/5    Votes: 10   Popularity: 4.62
Licence: The Code Project Open License (CPOL)      Bookmarked: 7   Downloaded: 95
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The DatePicker, in my mind, is a partial fix to many of the problems with a simple TextBox date entry. How would you like to be able to type “66” in a text box that takes a date and have it interpret it as “June 6th”? Or enter “FR” and have it interpreted as the previous Friday. Or enter “thanks” an
C# 4.0
Posted: 16 Jun 2011   Updated: 16 Jun 2011   Views: 22,962   Rating: 4.67/5    Votes: 9   Popularity: 4.45
Licence: The Code Project Open License (CPOL)      Bookmarked: 14   Downloaded: 231
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Provides a way to connect to an external DependencyProperty
XML
Posted: 23 Aug 2017   Updated: 23 Aug 2017   Views: 10,690   Rating: 4.97/5    Votes: 17   Popularity: 6.11
Licence: The Code Project Open License (CPOL)      Bookmarked: 24   Downloaded: 236
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This is a generic class that makes it much easier to create another class in the background. It also provides a good sample of how to use the Task.Run with the ContinueWith clause.
Web Development
HTML
Posted: 5 May 2011   Updated: 5 May 2011   Views: 21,694   Rating: 4.89/5    Votes: 9   Popularity: 4.67
Licence: The Code Project Open License (CPOL)      Bookmarked: 14   Downloaded: 401
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Implements a control to support changing colors for Silverlight Shapes using VisualStateManager
Posted: 15 Oct 2011   Updated: 15 Oct 2011   Views: 26,282   Rating: 4.75/5    Votes: 13   Popularity: 5.13
Licence: The Code Project Open License (CPOL)      Bookmarked: 17   Downloaded: 345
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Generic ValueConverter for Binding Enumerations to Check Boxes
Posted: 19 Aug 2016   Updated: 19 Aug 2016   Views: 44,216   Rating: 4.96/5    Votes: 28   Popularity: 7.18
Licence: The MIT License      Bookmarked: 21   Downloaded: 2,772
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This is an alternative for "A WPF Custom Control for Zooming and Panning"

Average blogs rating:

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Average tips rating: 4.81

Database Development
Posted: 12 Sep 2018   Updated: 12 Sep 2018   Views: 7,759   Rating: 5.00/5    Votes: 1   Popularity: 0.00
Licence: The Code Project Open License (CPOL)      Bookmarked: 2   Downloaded: 106
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Method to change source of a Form’s Subform source to a Query or Table in Microsoft Access
Desktop Programming
Win32
Posted: 15 Aug 2012   Updated: 2 Oct 2012   Views: 13,960   Rating: 5.00/5    Votes: 8   Popularity: 4.52
Licence: The Code Project Open License (CPOL)      Bookmarked: 13   Downloaded: 159
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This article presents a way to display totally dynamic data in a windows grid using a dictionary.
Posted: 27 Jun 2018   Updated: 27 Jun 2018   Views: 4,881   Rating: 5.00/5    Votes: 5   Popularity: 3.49
Licence: The Code Project Open License (CPOL)      Bookmarked: 13   Downloaded: 0
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These are some methods I created to help with creating and deleting Windows shared directories.
WPF
Posted: 2 Apr 2018   Updated: 2 Apr 2018   Views: 7,540   Rating: 5.00/5    Votes: 5   Popularity: 3.49
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 63
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This tip provides a behavior that will reset all RadioButton controls within a Control that has this behavior when the Visibility changes.
Posted: 3 Apr 2018   Updated: 3 Apr 2018   Views: 14,849   Rating: 5.00/5    Votes: 5   Popularity: 3.49
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 267
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Normally a popup will stay open until explicitly closed. The Behavior will close the Popup if the mouse is clicked within or outside the Popup area or leaves the Popup area.
Posted: 4 Apr 2018   Updated: 4 Apr 2018   Views: 8,132   Rating: 5.00/5    Votes: 9   Popularity: 4.77
Licence: The Code Project Open License (CPOL)      Bookmarked: 11   Downloaded: 112
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This behavior will require that for any Group of ToggleButton/Checkbox controls that are associated together, the user cannot set all to not IsChecked.
Posted: 5 Apr 2018   Updated: 5 Apr 2018   Views: 8,903   Rating: 5.00/5    Votes: 5   Popularity: 3.49
Licence: The Code Project Open License (CPOL)      Bookmarked: 11   Downloaded: 0
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Normally, there is no need to ensure that types exactly match when using a Binding. For instance, the Control property double to and int in a ViewModel
Posted: 20 Jun 2018   Updated: 20 Jun 2018   Views: 17,373   Rating: 5.00/5    Votes: 7   Popularity: 4.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 5   Downloaded: 229
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This behavior will select the entire text when a TextBox or PasswordBox gains focus
Posted: 19 Mar 2018   Updated: 19 Mar 2018   Views: 28,655   Rating: 4.68/5    Votes: 11   Popularity: 4.68
Licence: The Code Project Open License (CPOL)      Bookmarked: 9   Downloaded: 802
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A alternative ToggleButton/RadioButton control
Posted: 9 Aug 2015   Updated: 9 Aug 2015   Views: 10,671   Rating: 5.00/5    Votes: 6   Popularity: 3.89
Licence: The Code Project Open License (CPOL)      Bookmarked: 6   Downloaded: 0
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This tip provides an alternate way to combine data with text in a WPF control using a ValueConverter that could be considered easier.
Posted: 18 Apr 2018   Updated: 18 Apr 2018   Views: 7,100   Rating: 5.00/5    Votes: 6   Popularity: 3.89
Licence: The Code Project Open License (CPOL)      Bookmarked: 12   Downloaded: 90
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I had a situation where a control appearing was significantly affected by the initialization of the UserControls. This behavior fixed my problem.
Posted: 27 Apr 2018   Updated: 27 Apr 2018   Views: 7,081   Rating: 5.00/5    Votes: 5   Popularity: 3.49
Licence: The Code Project Open License (CPOL)      Bookmarked: 6   Downloaded: 77
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This is a behavior that that will reset ToggleButton derived controls to false (or a specified default value) when the container's visibility becomes false.
Posted: 3 Mar 2019   Updated: 3 Mar 2019   Views: 7,853   Rating: 5.00/5    Votes: 7   Popularity: 4.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 9   Downloaded: 130
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This tip presents a behavior that will allow buttons to control the items in a WPF Selector (or ListBox) control.
Posted: 3 Mar 2018   Updated: 3 Mar 2018   Views: 6,660   Rating: 4.56/5    Votes: 7   Popularity: 3.85
Licence: The Code Project Open License (CPOL)      Bookmarked: 7   Downloaded: 109
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This tip presents a way to use the ContentControl and DataTemplate to easily control an image in a Window.
Posted: 2 May 2018   Updated: 2 May 2018   Views: 10,302   Rating: 5.00/5    Votes: 4   Popularity: 3.01
Licence: The Code Project Open License (CPOL)      Bookmarked: 7   Downloaded: 65
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The tip provides a behavior that will set a control to a default value when the Visibility changes
Posted: 25 Jun 2018   Updated: 25 Jun 2018   Views: 8,976   Rating: 5.00/5    Votes: 7   Popularity: 4.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 10   Downloaded: 236
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A way to create a custom derived control with the XAML file attached like a UserControl
Posted: 4 Mar 2018   Updated: 4 Mar 2018   Views: 6,465   Rating: 4.53/5    Votes: 7   Popularity: 3.83
Licence: The Code Project Open License (CPOL)      Bookmarked: 7   Downloaded: 51
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Provides a way to have a string in XAML that can contain string values and references to resources that are inserting into the string like string interpolation
Posted: 16 Jul 2020   Updated: 15 Aug 2020   Views: 6,463   Rating: 5.00/5    Votes: 6   Popularity: 3.89
Licence: The Code Project Open License (CPOL)      Bookmarked: 6   Downloaded: 451
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A media player application specifically designed to support listening to language learning tracks
Posted: 2 Jun 2012   Updated: 2 Jun 2012   Views: 33,252   Rating: 5.00/5    Votes: 4   Popularity: 3.01
Licence: The Code Project Open License (CPOL)      Bookmarked: 5   Downloaded: 0
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A rather quick and dirty way of creating a filtered combo box in WPF.
Posted: 6 Jun 2012   Updated: 6 Jun 2012   Views: 25,841   Rating: 5.00/5    Votes: 8   Popularity: 4.52
Licence: The Code Project Open License (CPOL)      Bookmarked: 9   Downloaded: 391
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A little trick that will more completely fill the DatePicker background from the code-behind.
Posted: 26 Aug 2015   Updated: 26 Aug 2015   Views: 7,720   Rating: 4.86/5    Votes: 6   Popularity: 3.78
Licence: The Code Project Open License (CPOL)      Bookmarked: 5   Downloaded: 0
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If you are having issues with getting the WPF Focus() method working, then maybe all you need to do is add a delay on the Initialized event before setting the focus. This solution is a nice demonstration of the features of TPL, and how easy TPL can make doing asynchronous programming in the UI.
Posted: 10 Mar 2016   Updated: 10 Mar 2016   Views: 13,032   Rating: 4.78/5    Votes: 5   Popularity: 3.34
Licence: The Code Project Open License (CPOL)      Bookmarked: 5   Downloaded: 122
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When binding to an Enumeration, the Required Attribute does not work if the enumeration does not have a zero value. This validator does work.
Posted: 18 Mar 2016   Updated: 18 Mar 2016   Views: 8,491   Rating: 4.18/5    Votes: 7   Popularity: 3.53
Licence: The Code Project Open License (CPOL)      Bookmarked: 5   Downloaded: 72
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There may be times when it would be nice to have a timer on a window. This is a behavior that when attached to a TextBlock, will display the time in minutes and seconds since the control was created.
Posted: 24 Mar 2016   Updated: 24 Mar 2016   Views: 12,051   Rating: 5.00/5    Votes: 4   Popularity: 3.01
Licence: The Code Project Open License (CPOL)      Bookmarked: 6   Downloaded: 169
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WPF popup enumerated button control
Posted: 6 Aug 2016   Updated: 6 Aug 2016   Views: 7,030   Rating: 5.00/5    Votes: 12   Popularity: 5.21
Licence: The Code Project Open License (CPOL)      Bookmarked: 7   Downloaded: 61
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This tip presents a way to have disabled items in your ComboBox
Posted: 5 Oct 2016   Updated: 5 Oct 2016   Views: 34,931   Rating: 4.94/5    Votes: 12   Popularity: 4.94
Licence: The Code Project Open License (CPOL)      Bookmarked: 12   Downloaded: 1,112
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Presents and implementation of a control that can be pressed to bring up a Menu.
Posted: 5 Jan 2017   Updated: 5 Jan 2017   Views: 11,202   Rating: 5.00/5    Votes: 7   Popularity: 4.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 6   Downloaded: 456
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This is a simple popup that includes drag capability. The code should be helpful to anyone looking to create a control drag capability.
Posted: 7 Feb 2017   Updated: 7 Feb 2017   Views: 15,814   Rating: 5.00/5    Votes: 7   Popularity: 4.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 5   Downloaded: 609
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This tip presents a control that is derived from the ItemsControl that uses a UniformGrid to display.
Posted: 16 Aug 2017   Updated: 16 Aug 2017   Views: 6,642   Rating: 5.00/5    Votes: 9   Popularity: 4.77
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 161
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This is a simple behavior that can be attached to a ContentControl and allows zooming and dragging the Content.
Posted: 2 Sep 2017   Updated: 2 Sep 2017   Views: 7,960   Rating: 5.00/5    Votes: 5   Popularity: 3.49
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 86
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Presents a very simple control with an IsChecked property that allows definition of two different contents depending of if IsChecked property value is true or false
Posted: 26 Sep 2017   Updated: 26 Sep 2017   Views: 14,902   Rating: 5.00/5    Votes: 12   Popularity: 5.21
Licence: The Code Project Open License (CPOL)      Bookmarked: 10   Downloaded: 360
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A behavior that allows the developer to bind an IList to SelectedItems of a ListBox or MultiSelector.
Posted: 11 Oct 2017   Updated: 11 Oct 2017   Views: 36,879   Rating: 5.00/5    Votes: 11   Popularity: 5.21
Licence: The Code Project Open License (CPOL)      Bookmarked: 17   Downloaded: 2,043
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This tip presents a way to display checkboxes for selection of ListBox Items instead of the default highlighting
Posted: 12 Oct 2017   Updated: 12 Oct 2017   Views: 7,710   Rating: 4.79/5    Votes: 8   Popularity: 4.33
Licence: The Code Project Open License (CPOL)      Bookmarked: 9   Downloaded: 89
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A Behavior is presented that will ensure that only one Checkbox will be checked within the visual tree of the control to which this behavior is attached
Posted: 17 Oct 2017   Updated: 17 Oct 2017   Views: 9,790   Rating: 5.00/5    Votes: 6   Popularity: 3.89
Licence: The Code Project Open License (CPOL)      Bookmarked: 9   Downloaded: 150
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A Behavior is presented that will ensure that only one CheckBox (ToggleButton) will be checked with the same GroupName within the visual tree of the control to which this behavior is attached.
Posted: 3 Nov 2017   Updated: 3 Nov 2017   Views: 12,704   Rating: 4.94/5    Votes: 8   Popularity: 4.46
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 183
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This tip shows how easy it is to create a Style with DependencyProperty definitions and avoid the much heavier UserControl
Posted: 1 Apr 2018   Updated: 1 Apr 2018   Views: 5,080   Rating: 5.00/5    Votes: 3   Popularity: 2.39
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 48
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This is a control that is like a Expander Control but there is both Expanded and not Expanded Content. It demonstrates some concepts on how to easily create controls whose functionality can be mostly implemented in the XAML with the code behind being mostly DependencyProperty definitions.
Posted: 5 Sep 2012   Updated: 5 Sep 2012   Views: 24,633   Rating: 4.57/5    Votes: 7   Popularity: 3.86
Licence: The Code Project Open License (CPOL)      Bookmarked: 10   Downloaded: 458
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The IValueConverter can be used to select a View.
Posted: 21 Nov 2015   Updated: 21 Nov 2015   Views: 15,277   Rating: 5.00/5    Votes: 4   Popularity: 3.01
Licence: The Code Project Open License (CPOL)      Bookmarked: 5   Downloaded: 0
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Using a breakpoint in this WPF Value Converter which basically does nothing can be of assistance in binding when the object is not well understood.
Posted: 27 Apr 2016   Updated: 27 Apr 2016   Views: 10,400   Rating: 5.00/5    Votes: 7   Popularity: 4.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 3   Downloaded: 46
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This article presents a way to display a message in a single control with several sources in a priority order
Posted: 23 Jun 2016   Updated: 23 Jun 2016   Views: 9,840   Rating: 4.38/5    Votes: 8   Popularity: 3.95
Licence: The Code Project Open License (CPOL)      Bookmarked: 6   Downloaded: 101
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This presents a simple converter that supports binding to an object, but display of a property in that class.
Posted: 29 Jun 2016   Updated: 29 Jun 2016   Views: 20,342   Rating: 4.92/5    Votes: 8   Popularity: 4.45
Licence: The Code Project Open License (CPOL)      Bookmarked: 10   Downloaded: 217
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This class based on the ObservableCollection supports updating instead of replacing
Posted: 2 Aug 2017   Updated: 2 Aug 2017   Views: 11,023   Rating: 5.00/5    Votes: 7   Popularity: 4.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 7   Downloaded: 312
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Fairly straight forward way of binding in a HierarchicalDataTemplate or DataTemplate to the parent ViewModel when using the TreeView control.
Posted: 11 Aug 2017   Updated: 11 Aug 2017   Views: 9,385   Rating: 4.75/5    Votes: 6   Popularity: 3.70
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 129
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Sometimes want to have some action in a View when there are no items or are items in a collection. It is very easy to do this with a converter and binding to the Collection's Count property
Posted: 10 Oct 2016   Updated: 10 Oct 2016   Views: 13,221   Rating: 3.82/5    Votes: 7   Popularity: 3.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 4   Downloaded: 80
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This article presents a behavior that can be used to attach properties to a bound class.
Posted: 1 Oct 2015   Updated: 1 Oct 2015   Views: 29,854   Rating: 5.00/5    Votes: 11   Popularity: 5.21
Licence: The Code Project Open License (CPOL)      Bookmarked: 17   Downloaded: 940
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Presents a behavior to prevent entry of anything but digits into a control
Posted: 2 Jul 2012   Updated: 2 Jul 2012   Views: 54,307   Rating: 5.00/5    Votes: 5   Popularity: 3.49
Licence: The Code Project Open License (CPOL)      Bookmarked: 11   Downloaded: 459
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Why didn’t Microsoft provide this in the ObservableCollection?
XAML
Posted: 5 Dec 2015   Updated: 5 Dec 2015   Views: 14,386   Rating: 4.38/5    Votes: 5   Popularity: 3.06
Licence: The Code Project Open License (CPOL)      Bookmarked: 4   Downloaded: 83
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This tip presents a ValidationAttribute that can be applied to enumeration properties. The normal RequiredValidationAttribute normally works but if numbers are assigned to the enumeration values, the default value is zero and that may not be valid.
Posted: 9 Apr 2018   Updated: 9 Apr 2018   Views: 21,094   Rating: 4.50/5    Votes: 6   Popularity: 3.50
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 341
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Shows how to set DataContext of View to itself using XAML and discusses the advantages of INotifyPropertyChanged to DependencyProperty
Posted: 19 Dec 2015   Updated: 19 Dec 2015   Views: 16,832   Rating: 5.00/5    Votes: 4   Popularity: 3.01
Licence: The Code Project Open License (CPOL)      Bookmarked: 5   Downloaded: 0
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It is not straight forward to change the row selected and hover colors on the Telerik RadGridView. This is a ControlTemplate that works, and works with the detail pane.
Productivity Apps and Services
Microsoft Office
Posted: 25 May 2018   Updated: 25 May 2018   Views: 7,972   Rating: 5.00/5    Votes: 5   Popularity: 3.49
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 0
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VBA Code that will take a string and attempt to pull out the company name, street address, city, state, zip code, phone number, and web address
Posted: 7 Sep 2018   Updated: 7 Sep 2018   Views: 15,189   Rating: 5.00/5    Votes: 5   Popularity: 3.49
Licence: The Code Project Open License (CPOL)      Bookmarked: 6   Downloaded: 1,032
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This is a tip that has the code for selecting an Excel file and sheet for import into Microsoft Access. This includes the code required to browse for a file, and populate a ListBox with the sheets of the Excel Workbook, and the code to import an Excel spreadsheet.
Programming Languages
C#
Posted: 13 Jun 2018   Updated: 13 Jun 2018   Views: 4,370   Rating: 4.93/5    Votes: 8   Popularity: 4.46
Licence: The Code Project Open License (CPOL)      Bookmarked: 11   Downloaded: 0
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This is a set of methods to help in working with Services on the local machine.
Posted: 10 Aug 2020   Updated: 10 Aug 2020   Views: 3,011   Rating: 5.00/5    Votes: 1   Popularity: 0.00
Licence: The Code Project Open License (CPOL)      Bookmarked: 2   Downloaded: 290
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An application to define, save and watch segments of a video that I have selected
Posted: 26 Aug 2016   Updated: 26 Aug 2016   Views: 10,681   Rating: 4.75/5    Votes: 10   Popularity: 4.75
Licence: The Code Project Open License (CPOL)      Bookmarked: 11   Downloaded: 122
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A simple timer that will expire if it is not nudged within a certain time. This will cause an Action to be executed.
Posted: 27 Apr 2016   Updated: 27 Apr 2016   Views: 12,170   Rating: 4.08/5    Votes: 11   Popularity: 4.25
Licence: The Code Project Open License (CPOL)      Bookmarked: 6   Downloaded: 0
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I have used a Func to set the value of a property.
Posted: 8 Jun 2012   Updated: 8 Jun 2012   Views: 14,440   Rating: 5.00/5    Votes: 9   Popularity: 4.77
Licence: The Code Project Open License (CPOL)      Bookmarked: 13   Downloaded: 263
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You can implement BackgroundWorker using Lambdas without any sort of helper class very easily.
Posted: 25 Mar 2013   Updated: 25 Mar 2013   Views: 10,321   Rating: 4.25/5    Votes: 8   Popularity: 3.84
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 67
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Design to create a simple tree view that can be copy and pasted
Posted: 11 Jul 2013   Updated: 11 Jul 2013   Views: 14,871   Rating: 3.86/5    Votes: 8   Popularity: 3.48
Licence: The Code Project Open License (CPOL)      Bookmarked: 12   Downloaded: 111
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Helper for serializing objects to a string
Posted: 25 Jul 2013   Updated: 30 Jul 2013   Views: 57,924   Rating: 4.59/5    Votes: 35   Popularity: 6.85
Licence: The Code Project Open License (CPOL)      Bookmarked: 50   Downloaded: 629
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Helper for serializing objects in XML or binary and saving to a file
Posted: 15 Mar 2016   Updated: 15 Mar 2016   Views: 12,810   Rating: 4.64/5    Votes: 12   Popularity: 4.84
Licence: The Code Project Open License (CPOL)      Bookmarked: 8   Downloaded: 10
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There is a Parse and TryParse for fields, but they cannot be used for properties. Here is a concept to create TryParse that will work for properties.
Posted: 28 Nov 2016   Updated: 28 Nov 2016   Views: 15,241   Rating: 5.00/5    Votes: 8   Popularity: 4.52
Licence: The Code Project Open License (CPOL)      Bookmarked: 7   Downloaded: 769
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The WPF WebBrower control leaves a lot to be desired.
Posted: 17 May 2018   Updated: 17 May 2018   Views: 10,032   Rating: 3.70/5    Votes: 8   Popularity: 3.34
Licence: The Code Project Open License (CPOL)      Bookmarked: 13   Downloaded: 86
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This tip provides examples of how to use the different arguments of the Linq GroupBy extension method.

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Clifford Nelson
Software Developer (Senior) Clifford Nelson Consulting
United States United States
Has been working as a C# developer on contract for the last several years, including 3 years at Microsoft. Previously worked with Visual Basic and Microsoft Access VBA, and have developed code for Word, Excel and Outlook. Started working with WPF in 2007 when part of the Microsoft WPF team. For the last eight years has been working primarily as a senior WPF/C# and Silverlight/C# developer. Currently working as WPF developer with BioNano Genomics in San Diego, CA redesigning their UI for their camera system. he can be reached at qck1@hotmail.com.