我正在使用在 Microsoft Windows XP Professional Version 2002 Service Pack 3 上运行的 Mozilla Firefox 8.0.1。当我尝试通过选择 hp laser jet 1320 PCL 5 打印机或 Microsoft XPS Document Writer 进行打印时,浏览器正在崩溃。
注意:“打印”对话框仅显示“进程:准备”。如果我点击对话框或浏览器,它说程序没有响应。我重新启动浏览器并重置打印首选项(print_printer),但这并没有解决我的问题。
我正在使用 Visual Studio 2010 从我的 silverlight 4.0 应用程序打印 radgridview(telerik 控件之一)数据。它对于较少的数据量工作正常,但是当我们处理大量数据时,它只会崩溃 Firefox 而不是其他浏览器,如 IE,铬,Safari 等...
有没有办法解决这个问题?
这是我的代码:
Xaml.cs 页面
private void PrintButton_Click(object sender, RoutedEventArgs e)
{
try
{
rptDataGridData = new RadGridView();
rptDataGridData = reportPlaceHolder.FindChildByType<RadGridView>() as RadGridView;
if (rptDataGridData != null ? rptDataGridData.ItemsSource != null : false)
{
Telerik.Windows.Controls.ExportFormat format = Telerik.Windows.Controls.ExportFormat.Html;
format = Telerik.Windows.Controls.ExportFormat.Html;
MemoryStream ms = new MemoryStream();
rptDataGridData.Export(ms,
new GridViewExportOptions()
{
Format = ExportFormat.Html,
ShowColumnHeaders = true,
ShowColumnFooters = true,
ShowGroupFooters = false,
});
StringBuilder data = new StringBuilder();
StreamReader streamReader = new StreamReader(ms);
ms.Position = 0;
streamReader.DiscardBufferedData();
while (!streamReader.EndOfStream)
{
data.Append(streamReader.ReadLine());
}
data = data.Replace("style=", "class=\"heading\" style=");
string htmlContent = string.Format(
@"<style type='text/css'>
html, body {{
font-family:Verdana, Arial, Helvetica, sans-serif;
}}
table {{
border-width: 1px;
border-spacing: 1px;
border-style: none;
border-color: gray;
border-collapse: collapse;
background-color: white;
}}
table td {{
border-width: 1px;
padding-left: 3px;c
padding-right: 15px;
padding-top:5px;
padding-bottom:3px;
border-style: inset;
border-color: gray;
background-color: white;
font-size:11px;
}}
table td.heading {{
border-width: 1px;
padding-left: 5px;
padding-right: 15px;
padding-top:5px;
padding-bottom:5px;
border-style: inset;
border-color: rgb(192, 192, 192);
font-weight: bold;
}}
</Style>
{0}"
, data.ToString());
HtmlPage.Window.Invoke("WriteContent", new object[] { htmlContent });
}
else
{
MessageBox.Show("There is no data to print", MortalMessage.MortalErrorHeading, MessageBoxButton.OK);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message,MortalMessage.MortalErrorHeading,MessageBoxButton.OK);
}
}
页面
function WriteContent(contentToPrint) {
var ifrm = document.getElementById('frmPrint');
ifrm = (ifrm.contentWindow) ? ifrm.contentWindow : (ifrm.contentDocument.document) ? ifrm.contentDocument.document : ifrm.contentDocument;
ifrm.document.open();
ifrm.document.write(contentToPrint);
ifrm.document.close();
ifrm.focus();
ifrm.print();
<iframe src="about:blank" runat="server" id="frmPrint" height="0" width="0" />