/// <summary>
/// 轉點字並預覽明眼字列印結果（只能預覽，不真的印出）。
/// </summary>
private void ConvertAndPrintPreview()
{
if (!HasDefaultTextPrinter())
{
MessageBox.Show("尚未選擇預設印表機!");
if (!SetDefaultPreviewPrinter())
{
return;
}
}
string brlFileName = null;
if (!ConvertTextToBraille(rtbOrg.Text, out brlFileName))
{
return;
}
m_BusyForm = new BusyForm
{
Message = "正在載入點字資料..."
};
m_BusyForm.Show();
m_BusyForm.UseWaitCursor = true;
this.Enabled = false;
DualPrintDialog dlg = null;
try
{
dlg = new DualPrintDialog(brlFileName);
}
finally
{
this.Enabled = true;
m_BusyForm.Hide();
m_BusyForm.Close();
}
try
{
// 一定要讓 main form 變成作用中視窗，否則預覽列印對話窗不會變成 top-level window!!
this.Activate();
dlg.PreviewText();
}
finally
{
this.Show();
this.BringToFront();
this.Activate();
}
}
private void DoPrint()
{
if (m_BrDoc.LineCount < 1)
{
MsgBoxHelper.ShowInfo("沒有資料可供列印!");
return;
}
m_BrDoc.UpdateTitlesLineIndex();
DualPrintDialog prnDlg = new DualPrintDialog(m_BrDoc);
prnDlg.ShowDialog();
}