private void btnPrintText_Click(object sender, EventArgs e)
{
if (m_BrDoc.Lines.Count < 1)
{
MsgBoxHelper.ShowInfo("沒有資料可供列印!");
return;
}
if (cboPrinters.SelectedIndex < 0)
{
MsgBoxHelper.ShowInfo("尚未選擇印表機!");
return;
}
PrintOptions prnOpt = GetPrintOptions();
if (prnOpt == null)
{
return;
}
DualPrintHelper prn = new DualPrintHelper(m_BrDoc, prnOpt);
prn.PrintText(false);
}
/// <summary>
/// 直接預覽明眼字，而不顯示列印對話窗。
/// </summary>
public void PreviewText()
{
LoadSettings(); // 載入先前儲存的設定。
if (m_BrDoc.Lines.Count < 1)
{
MsgBoxHelper.ShowInfo("沒有資料可供列印!");
return;
}
if (cboPrinters.SelectedIndex < 0)
{
MsgBoxHelper.ShowInfo("尚未選擇印表機!");
return;
}
m_DontSaveSettings = true; // 視窗關閉時不要儲存設定
cboPrintTextManualDoubleSide.SelectedIndex = 0;
PrintOptions prnOpt = GetPrintOptions();
if (prnOpt == null)
{
return;
}
DualPrintHelper prn = new DualPrintHelper(m_BrDoc, prnOpt);
prn.PrintText(true);
}
public DualPrintHelper(BrailleDocument brDoc, PrintOptions prnOpt)
{
m_BrDoc = brDoc;
m_PrintOptions = prnOpt;
m_PrintDoc = new PrintDocument();
m_PrintDoc.BeginPrint += new PrintEventHandler(BrailleText_BeginPrint);
m_PrintDoc.QueryPageSettings += new QueryPageSettingsEventHandler(BrailleText_QueryPageSettings);
m_PrintDoc.PrintPage += new PrintPageEventHandler(BrailleText_PrintPage);
m_PrintDoc.EndPrint += new PrintEventHandler(BrailleText_EndPrint);
m_PreviewOnly = false;
}
private void btnPrintBraille_Click(object sender, EventArgs e)
{
if (m_BrDoc.Lines.Count < 1)
{
MsgBoxHelper.ShowInfo("沒有資料可供列印!");
return;
}
bool isToFile = chkPrintBrailleToFile.Checked;
string fileName = txtBrailleFileName.TextBox.Text.Trim();
if (isToFile && String.IsNullOrEmpty(fileName))
{
MsgBoxHelper.ShowInfo("請指定欲輸出的檔案名稱。");
txtBrailleFileName.Focus();
return;
}
if (chkPrintBraille.Checked)
{
if (String.IsNullOrWhiteSpace(cboPrintersForBraille.Text))
{
MessageBox.Show("請指定欲輸出點字的印表機!");
cboPrintersForBraille.Focus();
return;
}
}
PrintOptions prnOpt = GetPrintOptions();
if (prnOpt == null)
{
return;
}
DualPrintHelper prn = new DualPrintHelper(m_BrDoc, prnOpt);
prn.PrintBraille(chkPrintBraille.Checked, chkPrintBrailleToFile.Checked, fileName);
}
/// <summary>
/// 將目前的列印參數蒐集並集中存入 PrintOptions 物件。
/// </summary>
/// <returns></returns>
private PrintOptions GetPrintOptions()
{
PrintOptions prnOpt = new PrintOptions
{
LinesPerPage = AppGlobals.Config.Braille.LinesPerPage,
PrintPageFoot = chkPrintPageFoot.Checked,
// 列印範圍
AllPages = rdoPrintAll.Checked
};
if (!prnOpt.AllPages)
{
string[] pageRange = txtPageRange.Text.Split(new char[] { '-' });
if (pageRange.Length != 2)
{
MsgBoxHelper.ShowInfo("列印範圍無效: " + txtPageRange.Text);
txtPageRange.Focus();
return(null);
}
prnOpt.FromPage = Convert.ToInt32(pageRange[0]);
prnOpt.ToPage = Convert.ToInt32(pageRange[1]);
if (prnOpt.FromPage <= 0 || prnOpt.ToPage <= 0 || prnOpt.FromPage > prnOpt.ToPage)
{
MsgBoxHelper.ShowInfo("列印範圍無效: " + txtPageRange.Text);
txtPageRange.Focus();
return(null);
}
int totalPages = AppGlobals.CalcTotalPages(m_BrDoc.Lines.Count, prnOpt.LinesPerPage, prnOpt.PrintPageFoot);
if (prnOpt.FromPage > totalPages || prnOpt.ToPage > totalPages)
{
MsgBoxHelper.ShowInfo("列印範圍無效! 起始頁或終止頁超出總頁數。");
txtPageRange.Focus();
return(null);
}
}
// 起始頁碼
prnOpt.ReassignStartPageNumber = chkChangeStartPageNum.Checked;
if (prnOpt.ReassignStartPageNumber)
{
try
{
prnOpt.StartPageNumber = Convert.ToInt32(txtStartPageNumber.Text);
if (prnOpt.StartPageNumber < 1)
{
MsgBoxHelper.ShowInfo("無效的起始頁碼: " + txtStartPageNumber.Text);
return(null);
}
}
catch
{
MsgBoxHelper.ShowInfo("無效的起始頁碼: " + txtStartPageNumber.Text);
return(null);
}
}
// 手動雙面列印
switch (cboPrintTextManualDoubleSide.SelectedIndex)
{
case 1:
prnOpt.DoubleSideEffect = DoubleSideEffect.OddPages;
break;
case 2:
prnOpt.DoubleSideEffect = DoubleSideEffect.EvenPages;
break;
default:
prnOpt.DoubleSideEffect = DoubleSideEffect.None;
break;
}
prnOpt.PrinterName = cboPrinters.Text;
prnOpt.PrinterNameForBraille = cboPrintersForBraille.Text;
prnOpt.PaperSourceName = m_PaperSourceName;
prnOpt.PaperName = m_PaperName;
prnOpt.OddPageMargins = m_OddPageMargins;
prnOpt.EvenPageMargins = m_EvenPageMargins;
prnOpt.BrSendPageBreakAtEndOfDoc = chkSendPageBreakAtEof.Checked;
return(prnOpt);
}
