datagridview重叠_datagridview绑定list_datagridview右键菜单(59)

if (errorTooltip == null)

{

errorTooltip = new ToolTip();

errorTooltip.InitialDelay = 0;

errorTooltip.ReshowDelay = 0;

errorTooltip.Active = false;

}

e.Cancel = true;

}

}

}

private void dataGridView1_CellPainting(object sender, DataGridViewCellPaintingEventArgs e)

{

if (dataGridView1.IsCurrentCellDirty && !String.IsNullOrEmpty(e.ErrorText))

{

// paint everything except error icon

e.Paint(e.ClipBounds, DataGridViewPaintParts.All &

~(DataGridViewPaintParts.ErrorIcon));

// now move error icon over to fill in the padding space

GraphicsContainer container = e.Graphics.BeginContainer();

e.Graphics.TranslateTransform(18, 0);

e.Paint(this.ClientRectangle, DataGridViewPaintParts.ErrorIcon);

e.Graphics.EndContainer(container);

e.Handled = true;

}

}

private void dataGridView1_CellEndEdit(object sender, DataGridViewCellEventArgs e)

{

if (dataGridView1[e.ColumnIndex, e.RowIndex].ErrorText != String.Empty)

{

DataGridViewCell cell = dataGridView1[e.ColumnIndex, e.RowIndex];

cell.ErrorText = String.Empty;

cellInError = new Point(-2,-2);

// restore padding for cell. This moves the editing control

cell.Style.Padding = (Padding)cell.Tag;

// hide and dispose tooltip

if (errorTooltip != null)

{

errorTooltip.Hide(dataGridView1);

errorTooltip.Dispose();

errorTooltip = null;

}

}

}

// show and hide the tooltip for error

private void dataGridView1_CellMouseMove(object sender,

DataGridViewCellMouseEventArgs e)

{

if (cellInError.X == e.ColumnIndex &&

cellInError.Y == e.RowIndex)

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