int iTemp = 0;
/// <summary>
/// 绘制打印内容及位置
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void PrintDocument1_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
{
e.HasMorePages = false;
#region 绘制DataGridView的数据
//第一行数据y值
int y = 190;
//第一列数据x值
int x = 30;
//每一列最长字符串长度
int[] weight = new int[20];
#region 获取每列最长字符串字符长度
for (int i = 0; i < dgv_Upload.Columns.Count - 1; i++)
{
int temp = 0;
for (int j = 0; j < dgv_Upload.Rows.Count; j++)
{
if (dgv_Upload.Rows[j].Cells[i].Value.ToString().Length > temp)
{
temp = dgv_Upload.Rows[j].Cells[i].Value.ToString().Length;
}
else if (dgv_Upload.Columns[i].Name.ToString().Length > temp)
{
temp = dgv_Upload.Columns[i].Name.ToString().Length;
}
}
weight[i] = temp + 5;
}
#endregion
#region 绘制数据
//y = 190;
for (int i = iTemp; i < dgv_Upload.Rows.Count; i++)
{
for (int j = 0; j < dgv_Upload.Columns.Count - 1; j++)
{
if (i % 10 == 0)
{
e.HasMorePages = true;
iTemp = i;
break;
}
e.Graphics.DrawString(String.Format("{0}", dgv_Upload.Rows[i].Cells[j].Value.ToString()), new Font("微软雅黑", 5), Brushes.Black, new Point(x, y));
if (j == 2)
{
x += weight[j] * 5;
}
else
{
x += weight[j] * 4;
}
}
x = 30;
y += 15;
//if (printer1.DrawDataGridView(e.Graphics))
//{
// e.HasMorePages = true;//此时,系统会重新调用printDocument1_PrintPage方法
//}
//else
//{
// e.HasMorePages = false; //此时,系统不会再调用printDocument1_PrintPage方法
//}
iTemp = i;
}
#endregion
#endregion
Winform下PrintDocument设置分页后一直在打印,表中一共245行数据,代码如下
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1条回答 默认 最新
- 梦槐浔萱 2021-04-30 09:27关注
for (int i = iTemp; i < dgv_Upload.Rows.Count; i++) { for (int j = 0; j < dgv_Upload.Columns.Count - 1; j++) { if (i % 10 == 0 && i != 0) { e.HasMorePages = true; e.Graphics.DrawString(String.Format("{0}", dgv_Upload.Rows[i].Cells[j].Value.ToString()), new Font("微软雅黑", 5), Brushes.Black, new Point(x, y)); iTemp = i; iTemp++; x = 30; y += 15; return; } else { e.Graphics.DrawString(String.Format("{0}", dgv_Upload.Rows[i].Cells[j].Value.ToString()), new Font("微软雅黑", 5), Brushes.Black, new Point(x, y)); } if (j == 2) { x += weight[j] * 5; } else { x += weight[j] * 4; } } x = 30; y += 15; iTemp = i;
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