private void Form1_Load(object sender, System.EventArgs e)
{
//獲取或設置一個值，該值指示是否發送到文件或端口
printDocument1.PrinterSettings.PrintToFile = true;
//設置打印時橫向還是縱向
printDocument1.DefaultPageSettings.Landscape = true;
}
private void fileOpenMenuItem_Click(object sender, System.EventArgs e)
{
OpenFile();
}
private void OpenFile()
{
openFileDialog1.Filter = "Text Files (*.txt)|*.txt";//打開文本的類型
//獲取文件對話框的初始目錄（StartupPath）獲得bin文件下的文件
openFileDialog1.InitialDirectory = System.Windows.Forms.Application.StartupPath;
DialogResult userResponse = openFileDialog1.ShowDialog();
//MessageBox.Show(userResponse.ToString());
if (userResponse==DialogResult.OK)
{
filePath = openFileDialog1.FileName.ToString();//轉換文件路徑
}
}
private void MyPrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e) //充分利用e {
int topMargin = printDocument1.DefaultPageSettings.Margins.Top;//上邊距
int leftMargin = printDocument1.DefaultPageSettings.Margins.Left;//左邊距
float linesPerPage = 0;//頁面行號
float verticalPosition = 0;//繪制字符串的縱向位置
float horizontalPosition=leftMargin;//左邊距
string textLine = null;//行字符串
currentLine = 0;//行計數器
// float Xline=0;
//int line=0;
// Calculate the number of lines per page.
linesPerPage = e.MarginBounds.Height / myFont.GetHeight(e.Graphics);
// Xline=e.MarginBounds.Width/myFont.GetHeight();
// for each text line that will fit on the page, read a new line from the document
while (currentLine < linesPerPage )
{
textLine = streamToPrint.ReadLine();
if(textLine == null) { break;
}
// 求出已經打印的范圍
verticalPosition = topMargin + currentLine * myFont.GetHeight(e.Graphics);
// 設置頁面的屬性
e.Graphics.DrawString(textLine, myFont, myBrush, horizontalPosition, verticalPosition);
// 增加行數
currentLine ++;
}
// If more lines of text exist in the file, print another page.
if (textLine != null)
{
e.HasMorePages = true;
}
else
{
e.HasMorePages = false;
}
}
private void printPreviewButton_Click(object sender, System.EventArgs e)
{
try
{
streamToPrint = new StreamReader(filePath);
try
{
PrintPreview();
}
finally
{
streamToPrint.Close();
}
}
catch(Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void runtimeDialogButton_Click(object sender, System.EventArgs e)
{
try
{
streamToPrint = new StreamReader(filePath);
try
{
RuntimeDialog();
}
finally
{
streamToPrint.Close();
}
}
catch(Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void printPreviewControlButton_Click(object sender, System.EventArgs e)
{
try
{
streamToPrint = new StreamReader(filePath);
try
{
PrintPreviewControl();
}
finally
{
streamToPrint.Close();
}
}
catch(Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void RuntimeDialog()
{
PrintPreviewDialog pPDlg;
pPDlg = new PrintPreviewDialog();
pPDlg.Document = pDoc;
pPDlg.WindowState = FormWindowState.Maximized;
pPDlg.PrintPreviewControl.Columns = 2;
pPDlg.ShowDialog();
pPDlg.Dispose();
}
private void PrintPreviewControl()
{
Form formPreview = new Form();
PrintPreviewControl previewControl = new PrintPreviewControl();
previewControl.Document = printDocument1;
previewControl.StartPage = 2;
formPreview.WindowState = FormWindowState.Maximized;
formPreview.Controls.Add(previewControl);
formPreview.Controls[0].Dock = DockStyle.Fill;
formPreview.ShowDialog();
formPreview.Dispose();
}
private void PrintPreview()
{
//設置頁面的預覽的頁碼
//設置顯示頁面顯示的大小(也就是原頁面的倍數)
printPreviewDialog1.PrintPreviewControl.StartPage = 0;
printPreviewDialog1.PrintPreviewControl.Zoom =1.0;
//設置或返回窗口狀態，即該窗口是最小化、正常大小還是其他狀態。
printPreviewDialog1.WindowState = FormWindowState.Maximized;
//設置和獲取需要預覽的文檔
//將窗體顯示為指定者的模式對話框
printPreviewDialog1.Document = printDocument1;
printPreviewDialog1.ShowDialog();
}
private void PrintDoc()
{
printDialog1.Document = printDocument1;
DialogResult userResPonse= printDialog1.ShowDialog();
if(userResPonse==DialogResult.OK)
{
printDocument1.Print();
}
}
//獲取打印機的設置和打印的屬性
private void button1_Click(object sender, System.EventArgs e)
{
try
{
streamToPrint=new StreamReader(filePath);
try
{
PrintDoc();
}
catch{}
}
catch(Exception ex)
{
MessageBox.Show(ex.Message);
}
finally
{
streamToPrint.Close();
}
}
}
}