public void InsertRow(int index, object[] cells)
{
if (cells == null || cells.Length <= 0)
{
throw new ArgumentException("输入数组参数不能为空.");
}
ScrollingTextRow row = NewRow(index, cells.Length);
int offset = IsAutoLineNumber ? 1 : 0;
for (int i = 0; i < cells.Length; i++)
{
row.Cells[i + offset].Text = cells[i].ToString();
row.Cells[i + offset].TextAlignment = this.ColumnHeaders[i + offset].RowCellAlignment;
}
}
public ScrollingTextRow NewRow(int index, int column_number)
{
ScrollingTextRow row = new ScrollingTextRow();
if (IsAutoLineNumber)
{
row.Cells.Add(new ScrollingTextCell());
}
row.Cells[0].TextAlignment = this.ColumnHeaders[0].RowCellAlignment;
for (int i = 0; i < column_number; i++)
{
row.Cells.Add(new ScrollingTextCell());
}
this.Rows.Insert(index, row);
return(row);
}
private void DrawRows(Graphics g)
{
int n = this.LastBlankRow;//最后空n行
try
{
if (this.ShowRowYOffset <= -this.RowHeight)
{
this.ShowRowIndex++;
this.ShowRowYOffset = 0f;
}
if (this.ShowRowIndex >= this.Rows.Count + n)
{
this.ShowRowIndex = 0;
}
float y = this.ShowColumnHeader ? this.ColumnHeaderHeight : 0;
y += this.ShowRowYOffset;
int i;
for (i = this.ShowRowIndex; i < this.Rows.Count; i++)
{
ScrollingTextRow row = this.Rows[i];
row.Draw(g, this.Font, this.ForeColor, this.ColumnHeaders,
y, this.RowHeight, i + 1);
y += this.RowHeight;
if (y >= this.Height)
{
break;
}
}
if (this.ShowRowIndex > 0)
{
//隐含y<this.Height
//填补，开头至ShowRowIndex的行
//补上2行空白后才开始绘制
int nn = this.Rows.Count + n - this.ShowRowIndex;
y += this.RowHeight * Math.Min(n, nn);
if (y < this.Height)
{
for (i = 0; i < this.ShowRowIndex; i++)
{
ScrollingTextRow row = this.Rows[i];
row.Draw(g, this.Font, this.ForeColor, this.ColumnHeaders,
y, this.RowHeight, i + 1);
y += this.RowHeight;
if (y >= this.Height)
{
break;
}
}
if (i == this.ShowRowIndex)
{
//未满屏，重置
Reset();
}
}
}
}
catch { }
}
public void DeleteRow(ScrollingTextRow row)
{
this.Rows.Remove(row);
}
public ScrollingTextRow NewRow(int index, int column_number)
{
ScrollingTextRow row = new ScrollingTextRow();
if (IsAutoLineNumber)
row.Cells.Add(new ScrollingTextCell());
row.Cells[0].TextAlignment = this.ColumnHeaders[0].RowCellAlignment;
for (int i = 0; i < column_number; i++)
row.Cells.Add(new ScrollingTextCell());
this.Rows.Insert(index, row);
return row;
}
public void DeleteRow(ScrollingTextRow row)
{
this.Rows.Remove(row);
}
