DataGridViewTopLeftHeaderCell.GetPreferredSize(Graphics, DataGridViewCellStyle, Int32, Size) 方法

定义

命名空间:
System.Windows.Forms
程序集:
System.Windows.Forms.dll
程序集:

计算单元格的首选大小（以像素为单位）。Calculates the preferred size, in pixels, of the cell.

protected:
 override System::Drawing::Size GetPreferredSize(System::Drawing::Graphics ^ graphics, System::Windows::Forms::DataGridViewCellStyle ^ cellStyle, int rowIndex, System::Drawing::Size constraintSize);
protected override System.Drawing.Size GetPreferredSize (System.Drawing.Graphics graphics, System.Windows.Forms.DataGridViewCellStyle cellStyle, int rowIndex, System.Drawing.Size constraintSize);
override this.GetPreferredSize : System.Drawing.Graphics * System.Windows.Forms.DataGridViewCellStyle * int * System.Drawing.Size -> System.Drawing.Size
Protected Overrides Function GetPreferredSize (graphics As Graphics, cellStyle As DataGridViewCellStyle, rowIndex As Integer, constraintSize As Size) As Size

参数

graphics
Graphics

用于绘制单元格的 Graphics。The Graphics used to draw the cell.

cellStyle
DataGridViewCellStyle

一个 DataGridViewCellStyle，它表示单元格样式。A DataGridViewCellStyle that represents the style of the cell.

rowIndex
Int32

单元格的从零开始的行索引。The zero-based row index of the cell.

constraintSize
Size

单元格允许的最大大小。The cell's maximum allowable size.

返回

Size

一个 Size，它表示单元格的首选大小（以像素为单位）。A Size that represents the preferred size, in pixels, of the cell.

例外

ArgumentOutOfRangeException

rowIndex 不等于 -1。rowIndex does not equal -1.

注解

此方法依赖于 DataGridViewCell.GetFormattedValue 方法。This method relies on the DataGridViewCell.GetFormattedValue method.

适用于

另请参阅