The Data Grid View control makes it easy to define the basic appearance of cells and the display formatting of cell values.
The cell is the fundamental unit of interaction for the Data Grid View.
Data Grid View控件 Data Grid View是用于Windows Froms 2.0的新网格控件。它能够代替先前版本号中Data Grid控件，它易于使用并高度可定制，支持许多我们的用户须要的特性。 关于本文档： 本文档不准备面面俱到地介绍Data Grid View，而是着眼于深入地介绍一些技术点的高级特性。 本文档按逻辑分为5个章节，首先是结构和特性的概览，其次是内置的列/单元格类型的介绍，再次是数据操作相关的内容，然后是主要特性的综述，最后是最佳实践。 大部分章节含有一个“Q & A”部分，来回答该章节相关的一些常见问题。注意，某些问题会因为知识点的关联性反复出如今多个章节。这些问题、答案及其附带的演示例子代码都包含在本文档的附录部分。 内容 1 何为Data Grid View.. With these values, you can limit which cells are used to calculate the preferred sizes.
The following lessons explain the basics of Data Grid View control and steps through an example that builds simple programs.
All the source code in the following examples ,we chose the Pubs database, which comes with SQL Server , as our target database.
Argument Exception: Data Grid View Combo Box Cell value is not valid. If that's not the case then you have a greater issue because it means that your column doesn't have an item for at least one record, which doesn't make sense. Please keep each thread to a single topic and each topic to a single thread.
To replace this default dialog please handle the Data Error event. It's not a case of what event triggers it but rather what you need to do to prevent it, which would be handling the Row Validating event. " Videos: VB | C# VBForums Database Development FAQ My Code Bank Submissions: VB | C# My Blog: Data Among Multiple Forms (3 parts) | WP8 Turnstile Feather Transition with Pivot Control Beginner Tutorials: VB | C# | SQL Thanks for the quick response.
All cells derive from the Data Grid View Cell base class.
Each cell within the Data Grid View control can have its own style, such as text format, background color, foreground color, font etc.This control is designed to be a complete solution for displaying tabular data with Windows Forms.Also the Data Grid View class allows us to customization of cells, rows, columns, and borders through the use of its properties You can extend the Data Grid View control in a number of ways to build custom behaviors into your applications. You can customize sizing behaviors when working with derived Data Grid View cell, row, and column types by overriding the Data Grid View Cell. The protected resizing method overloads are designed to work in pairs to achieve an ideal cell height-to-width ratio, avoiding overly wide or tall cells. For example, you might programmatically resize all columns immediately after loading data, or you might programmatically resize a specific row after a particular cell value has been modified. Get Preferred Width() methods or by calling protected resizing method overloads in a derived Data Grid View control.I have looked just about everywhere and cannot find this simple information. I realize you know quite a bit, but that was a little degrading.