X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5360828db9ece34c6c7dc81ec7b4a294e6cd5cd5..a84ece11fffdde5d1bbd254ba58ac3cee79c2e77:/docs/latex/wx/print.tex diff --git a/docs/latex/wx/print.tex b/docs/latex/wx/print.tex index c8510ba8d0..8fa5bdd5a5 100644 --- a/docs/latex/wx/print.tex +++ b/docs/latex/wx/print.tex @@ -16,12 +16,12 @@ between the print dialogs and the application. \wxheading{See also} -\helpref{wxPrintDialog}{wxprintdialog}, -\helpref{wxPageSetupDialog}{wxpagesetupdialog}, -\helpref{wxPrintDialogData}{wxprintdialogdata}, -\helpref{wxPageSetupDialogData}{wxpagesetupdialogdata}, -\helpref{wxPrintDialog Overview}{wxprintdialogoverview}, -\helpref{wxPrinterDC}{wxprinterdc}, +\helpref{wxPrintDialog}{wxprintdialog}, +\helpref{wxPageSetupDialog}{wxpagesetupdialog}, +\helpref{wxPrintDialogData}{wxprintdialogdata}, +\helpref{wxPageSetupDialogData}{wxpagesetupdialogdata}, +\helpref{wxPrintDialog Overview}{wxprintdialogoverview}, +\helpref{wxPrinterDC}{wxprinterdc}, \helpref{wxPostScriptDC}{wxpostscriptdc} \wxheading{Remarks} @@ -125,10 +125,10 @@ Returns the current print quality. This can be a positive integer, denoting the one of the following identifiers: \begin{verbatim} -wxPRINT\_QUALITY\_HIGH -wxPRINT\_QUALITY\_MEDIUM -wxPRINT\_QUALITY\_LOW -wxPRINT\_QUALITY\_DRAFT +wxPRINT_QUALITY_HIGH +wxPRINT_QUALITY_MEDIUM +wxPRINT_QUALITY_LOW +wxPRINT_QUALITY_DRAFT \end{verbatim} On input you should pass one of these identifiers, but on return you may get back a positive integer @@ -262,10 +262,10 @@ Sets the desired print quality. This can be a positive integer, denoting the num one of the following identifiers: \begin{verbatim} -wxPRINT\_QUALITY\_HIGH -wxPRINT\_QUALITY\_MEDIUM -wxPRINT\_QUALITY\_LOW -wxPRINT\_QUALITY\_DRAFT +wxPRINT_QUALITY_HIGH +wxPRINT_QUALITY_MEDIUM +wxPRINT_QUALITY_LOW +wxPRINT_QUALITY_DRAFT \end{verbatim} On input you should pass one of these identifiers, but on return you may get back a positive integer @@ -598,6 +598,26 @@ Returns TRUE if the user has aborted the print job. Creates the default printing abort window, with a cancel button. + +\membersection{wxPrinter::GetLastError}\label{wxprintergetlasterror} + +\func{static wxPrinterError}{GetLastError}{\void} + +Return last error. Valid after calling \helpref{Print}{wxprinterprint}, +\helpref{PrintDialog}{wxprinterprintdialog} or +\helpref{wxPrintPreview::Print}{wxprintpreviewprint}. These functions +set last error to {\bf wxPRINTER\_NO\_ERROR} if no error happened. + +Returned value is one of the following: + +\twocolwidtha{7cm} +\begin{twocollist}\itemsep=0pt +\twocolitem{{\bf wxPRINTER\_NO\_ERROR}}{No error happened.} +\twocolitem{{\bf wxPRINTER\_CANCELLED}}{The user cancelled printing.} +\twocolitem{{\bf wxPRINTER\_ERROR}}{There was an error during printing.} +\end{twocollist} + + \membersection{wxPrinter::GetPrintDialogData}\label{wxprintergetprintdialogdata} \func{wxPrintDialogData\&}{GetPrintDialogData}{\void} @@ -612,7 +632,9 @@ Starts the printing process. Provide a parent window, a user-defined wxPrintout the printing of a document, and whether the print dialog should be invoked first. Print could return FALSE if there was a problem initializing the printer device context -(current printer not set, for example). +(current printer not set, for example) or the user cancelled printing. Call +\helpref{wxPrinter::GetLastError}{wxprintergetlasterror} to get detailed +information about the kind of the error. \membersection{wxPrinter::PrintDialog}\label{wxprinterprintdialog} @@ -620,7 +642,9 @@ Print could return FALSE if there was a problem initializing the printer device Invokes the print dialog. If successful (the user did not press Cancel and no error occurred), a suitable device context will be returned -(otherwise NULL is returned). +(otherwise NULL is returned -- call +\helpref{wxPrinter::GetLastError}{wxprintergetlasterror} to get detailed +information about the kind of the error). The application must delete this device context to avoid a memory leak. @@ -705,7 +729,8 @@ wxPrintPreview object to initiate printing or previewing. \func{}{wxPrintout}{\param{const wxString\& }{title = "Printout"}} -Constructor. Pass an optional title argument (currently unused). +Constructor. Pass an optional title argument - the curent filename would be a good idea. This will appear in the printing list +(at least in MSW) \membersection{wxPrintout::\destruct{wxPrintout}} @@ -736,6 +761,10 @@ it should be designed to take no parameters (other than the self reference) and to return a tuple of four integers. } +\perlnote{When this method is overridden in a derived class, +it must not take any parameters, an return a 4-element list. +} + \membersection{wxPrintout::GetPageSizeMM}\label{wxprintoutgetpagesizemm} \func{void}{GetPageSizeMM}{\param{int *}{w}, \param{int *}{h}} @@ -744,6 +773,9 @@ Returns the size of the printer page in millimetres. \pythonnote{This method returns the output-only parameters as a tuple.} +\perlnote{In wxPerl this method takes no arguments and returns a +2-element list {\tt ( w, h )}} + \membersection{wxPrintout::GetPageSizePixels}\label{wxprintoutgetpagesizepixels} \func{void}{GetPageSizePixels}{\param{int *}{w}, \param{int *}{h}} @@ -757,6 +789,9 @@ previewing is to be supported. \pythonnote{This method returns the output-only parameters as a tuple.} +\perlnote{In wxPerl this method takes no arguments and returns a +2-element list {\tt ( w, h )}} + \membersection{wxPrintout::GetPPIPrinter}\label{wxprintoutgetppiprinter} \func{void}{GetPPIPrinter}{\param{int *}{w}, \param{int *}{h}} @@ -768,6 +803,9 @@ this by a scaling factor to take the preview DC size into account. \pythonnote{This method returns the output-only parameters as a tuple.} +\perlnote{In wxPerl this method takes no arguments and returns a +2-element list {\tt ( w, h )}} + \membersection{wxPrintout::GetPPIScreen}\label{wxprintoutgetppiscreen} \func{void}{GetPPIScreen}{\param{int *}{w}, \param{int *}{h}} @@ -777,13 +815,22 @@ Dividing the printer PPI by the screen PPI can give a suitable scaling factor for drawing text onto the printer. Remember to multiply this by a scaling factor to take the preview DC size into account. +\membersection{wxPrintout::GetTitle}\label{wxprintoutgettitle} + +\func{wxString}{GetTitle}{\void} + +Returns the title of the printout + \pythonnote{This method returns the output-only parameters as a tuple.} +\perlnote{In wxPerl this method takes no arguments and returns a +2-element list {\tt ( w, h )}} + \membersection{wxPrintout::HasPage}\label{wxprintouthaspage} \func{bool}{HasPage}{\param{int}{ pageNum}} -Should be overriden to return TRUE if the document has this page, or FALSE +Should be overridden to return TRUE if the document has this page, or FALSE if not. Returning FALSE signifies the end of the document. By default, HasPage behaves as if the document has only one page. @@ -802,11 +849,11 @@ this function cancels the print job. OnBeginDocument is called once for every copy printed. The base wxPrintout::OnBeginDocument {\it must} be called (and the return value -checked) from within the overriden function, since it calls wxDC::StartDoc. +checked) from within the overridden function, since it calls wxDC::StartDoc. -\pythonnote{If this method is overriden in a Python class then the +\pythonnote{If this method is overridden in a Python class then the base class version can be called by using the method -\tt{base_OnBeginDocument(startPage, endPage)}. } +{\tt base\_OnBeginDocument(startPage, endPage)}. } \membersection{wxPrintout::OnEndDocument}\label{wxprintoutonenddocument} @@ -816,7 +863,7 @@ Called by the framework at the end of document printing. OnEndDocument is called once for every copy printed. The base wxPrintout::OnEndDocument {\it must} be called -from within the overriden function, since it calls wxDC::EndDoc. +from within the overridden function, since it calls wxDC::EndDoc. \membersection{wxPrintout::OnBeginPrinting}\label{wxprintoutonbeginprinting} @@ -850,8 +897,6 @@ context to draw on. \section{\class{wxPrintPreview}}\label{wxprintpreview} -\overview{Printing framework overview}{printingoverview} - Objects of this class manage the print preview process. The object is passed a wxPrintout object, and the wxPrintPreview object itself is passed to a wxPreviewFrame object. Previewing is started by initializing and showing @@ -986,6 +1031,10 @@ supplied in the wxPrintPreview constructor. Will normally be called by the {\bf Print...} panel item on the preview frame's control bar. +Returns FALSE in case of error -- call +\helpref{wxPrinter::GetLastError}{wxprintergetlasterror} to get detailed +information about the kind of the error. + \membersection{wxPrintPreview::RenderPage}\label{wxprintpreviewrenderpage} \func{bool}{RenderPage}{\param{int }{pageNum}}