Enable Partial Text Selection in WPF DataGrid Cells скачать в хорошем качестве

Enable Partial Text Selection in WPF DataGrid Cells

Discover how to modify WPF DataGrid cell selection behavior to allow `partial text selection` in custom columns. --- This video is based on the question https://stackoverflow.com/q/65360953/ asked by the user 'user14092802' ( https://stackoverflow.com/u/14092802/ ) and on the answer https://stackoverflow.com/a/65381150/ provided by the user 'user14092802' ( https://stackoverflow.com/u/14092802/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions. Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: WPF DataGrid cells select content text Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l... The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license. If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com. --- Introduction Have you ever faced the issue of cell content selection in WPF's DataGrid? When working with a DataGrid, especially one with custom columns, you may find that clicking on a cell selects the entire content instead of allowing you to select just a part of the text. This can be frustrating, particularly if you want your users to select specific text for editing or copying. In this guide, we’ll tackle this problem and show you how to allow partial text selection within your WPF DataGrid’s cells. Understanding the Problem In a typical WPF DataGrid setup, when the auto-generation of columns is enabled, users can click on the cells and drag to select partial text. However, this changes when you define your own columns using DataGridTextColumn. Once columns are manually defined, the default behavior alters, and you often find that clicking anywhere in a cell results in selecting the entire cell content instead of allowing for partial selection. The Unexpected Outcome This unexpected behavior can stem from the properties set during the binding process. When you define your columns manually, the underlying binding of the data may restrict the selection options available to users. Solution: Enabling Partial Text Selection Fortunately, there is a simple fix to allow for partial text selection in DataGrid cells. Here's how you can accomplish this: Step 1: Inspect Binding Properties The first step is to ensure that the binding mode of your DataGrid columns is appropriate. Using a debugging tool like the Live Visual Tree in Visual Studio is invaluable here. Use it to inspect the properties of your DataGrid cells while your application is running. Step 2: Set Binding Mode to Two-Way The key to enabling partial text selection is setting the binding mode correctly. For the text in DataGrid cells to be selectable, the binding must allow for changes back and forth between the UI and the data source. Modify your XAML DataGridTextColumn to have the following binding setting: [[See Video to Reveal this Text or Code Snippet]] Step 3: Test the Changes After adjusting the binding mode, run your application again. Click on your DataGrid cells, and you should now be able to select and drag to highlight only the specific text you need, rather than being limited to the entire content. Conclusion Problems with text selection in WPF DataGrid are common when switching from auto-generated columns to manually defined ones. By following the steps outlined above and ensuring that your binding mode is set to TwoWay, you can resolve this issue and enhance user experience significantly with partial text selection. With this small change, interacting with the DataGrid becomes much more user-friendly, allowing for greater flexibility in text editing and selection. Happy coding!