/// <summary>
/// 根据鼠标位置返回dgv的行索引与列索引
/// </summary>
/// <param name="nX">当前X坐标</param>
/// <param name="nY">当前Y坐标</param>
/// <param name="dgv">DataGridView控件</param>
/// <returns></returns>
public static Point GetPointInf(int nX, int nY, DataGridView dgv)
{
int x = -1;
int y = -1;
for (int nR = 0; nR < dgv.Rows.Count; nR++)
{
Rectangle rectangle = dgv.GetRowDisplayRectangle(nR, false);
if (dgv.RectangleToScreen(rectangle).Contains(nX, nY) == true)
{
x = nR;
}
}
for (int nC = 0; nC < dgv.Columns.Count; nC++)
{
Rectangle rec = dgv.GetColumnDisplayRectangle(nC, false);
if (dgv.RectangleToScreen(rec).Contains(nX, nY) == true)
{
y = nC;
}
}
return new Point(x, y);
}
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