winform datagridview鼠标悬浮显示数据
时间: 2023-07-30 11:12:48 浏览: 156
要实现在WinForm的DataGridView控件中鼠标悬浮显示数据的效果,可以通过以下步骤实现:
1. 在DataGridView的CellMouseEnter事件中获取当前单元格的值。
2. 将获取到的值设置为ToolTip的文本。
3. 在DataGridView的CellMouseLeave事件中将ToolTip的文本清空。
下面是代码示例:
```csharp
private void dataGridView1_CellMouseEnter(object sender, DataGridViewCellEventArgs e)
{
if (e.RowIndex >= 0 && e.ColumnIndex >= 0)
{
DataGridViewCell cell = dataGridView1.Rows[e.RowIndex].Cells[e.ColumnIndex];
string value = cell.Value.ToString();
if (!string.IsNullOrEmpty(value))
{
toolTip1.SetToolTip(dataGridView1, value);
}
}
}
private void dataGridView1_CellMouseLeave(object sender, DataGridViewCellEventArgs e)
{
toolTip1.SetToolTip(dataGridView1, "");
}
```
在上述代码中,toolTip1是一个ToolTip控件,需要将其添加到WinForm中,用于显示鼠标悬浮的数据。同时,需要将DataGridView的ShowCellToolTips属性设置为false,以避免默认的ToolTip显示。
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