DataGridView单元格美化
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#region 重绘Column、Row
int _RowHeadWidth = 41;
///
/// 重绘Column、Row
///
///
///
private void gdvPersonInfo_CellPainting(object sender, DataGridViewCellPaintingEventArgs e)
{
//如果是Column
if (e.RowIndex == -1)
{
drawColumnAndRow(e);
e.Handled = true;
//如果是Rowheader
}
else if (e.ColumnIndex < 0 && e.RowIndex >= 0)
{
drawColumnAndRow(e);
_RowHeadWidth = e.CellBounds.Width;
e.Handled = true;
}
}
///
/// Column和RowHeader绘制
///
///
void drawColumnAndRow(DataGridViewCellPaintingEventArgs e)
{
// 绘制背景色
using (LinearGradientBrush backbrush =
new LinearGradientBrush(e.CellBounds,
ProfessionalColors.MenuItemPressedGradientBegin,
ProfessionalColors.MenuItemPressedGradientMiddle
, LinearGradientMode.Vertical))
{
Rectangle border = e.CellBounds;
border.Width -= 1;
//填充绘制效果
e.Graphics.FillRectangle(backbrush, border);
//绘制Column、Row的Text信息
e.PaintContent(e.CellBounds); // 参数的意义?
//绘制边框
ControlPaint.DrawBorder3D(e.Graphics, e.CellBounds, Border3DStyle.Etched);
}
}
#endregion
#region 重绘选中状态
#region Row重绘前处理
///
/// Row重绘前处理,绘制行样式
///
///
///
private void gdvPersonInfo_RowPrePaint(object sender, DataGridViewRowPrePaintEventArgs e)
{
//是否是选中状态
if ((e.State & DataGridViewElementStates.Selected) ==
DataGridViewElementStates.Selected)
{
// 计算选中区域Size
int width = this.gdvPersonInfo.Columns.GetColumnsWidth(DataGridViewElementStates.Visible) + _RowHeadWidth;
Rectangle rowBounds = new Rectangle(
0, e.RowBounds.Top, width,
e.RowBounds.Height);
// 绘制选中背景色
using (LinearGradientBrush backbrush =
new LinearGradientBrush(rowBounds,
Color.SteelBlue,
e.InheritedRowStyle.ForeColor, 90.0f))
{
e.Graphics.FillRectangle(backbrush, rowBounds);
e.PaintCellsContent(rowBounds);
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