Winform实现打印功能

佚名 6年前 (2019-04-15) 随笔 1439人围观抢沙发百度已收录

在窗体中添加一个按钮，PrintDialog控件，printDocument控件，为printDocument控件添加事件

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private void printDocument1_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
{
//打印内容为局部的 this.panel1
Bitmap _NewBitmap = new Bitmap(panel1.Width, panel1.Height);
panel1.DrawToBitmap(_NewBitmap, new Rectangle(0, 0, _NewBitmap.Width, _NewBitmap.Height));
e.Graphics.DrawImage(_NewBitmap, 0, 0, _NewBitmap.Width, _NewBitmap.Height);
}

//给按钮添加如下事件

private void DaYinBtn_Click(object sender, EventArgs e)
{
DaYinBtn.Visible = false;//在打印时隐藏按钮
this.printDialog1.Document = this.printDocument1;
if (this.printDialog1.ShowDialog() == DialogResult.OK)
{
this.printDocument1.Print();
}
DaYinBtn.Visible = true;//打印完成回复按钮显示
}