Qt5 QPrintPreviewDialog的page setting为什么是灰的

Qt打印预览功能实现疑问:(QPrintPreviewDialog) [问题...Note that setting parameterslike paper size and resolution...有预览被产生,包括调用QPrinter::newPage()来开...

The following classes support the selecting and setting up of printers and ...QPrintPreviewDialog Dialog for previewing and configuring page layouts for printer...

self.readSettings() def closeEvent(self,e): r...QPageSetupDialog,QPrintPreviewDialog,QProgressDialog以及...p.setPen(QPen(Qt.black, 5, Qt.DashDotLine, ...

See also QWebFrame::print() and QPrintPreviewDialog. void QWebView::reload ...view->page()->settings(); See also QWebSettings::globalSettings(). QSize...

http://qt-project.org/doc/qt-4.8/qwebview.html...also QWebFrame::print() and QPrintPreviewDialog. ...view->page()->settings(); See also QWebSettings...

I'm using the class QPrintPreviewDialog to preview...qt qt5 qtextdocument qprinter asked Feb 15 '15...I need to show only printer setting page, where...

QWebPage holds a main frame responsible for web content, settings, the history...See also QWebFrame::print() and QPrintPreviewDialog. void QWebPage::repain...

example:QSettings settings("MySoft", "Star Runner...eithertrue indicatesload success page()function ...convenientlyconnected toQPrintPreviewDialog's paint...

settings, the history of navigated links and actions...(Added in Qt 4.6) QWebPage.Cut 12 Cut the ...See also QWebFrame.print() and QPrintPreviewDialog...

can be conveniently connected to QPrintPreviewDialog's paintRequested() signal....view->page()->settings();See also QWebSettings::globalSettings()....