headers/libs/print/libprint/PrinterDriver.h

   1 #ifndef _PRINTER_DRIVER_H
   2 #define _PRINTER_DRIVER_H
   3
   4
   5 #include <SupportDefs.h>
   6
   7
   8 class BFile;
   9 class BMessage;
  10 class BNode;
  11 class PrinterCap;
  12 class PrinterData;
  13 class GraphicsDriver;
  14
  15 #define kAttrPageSettings "libprint/page_settings"
  16 #define kAttrJobSettings  "libprint/job_settings"
  17
  18 class PrinterDriver {
  19 public:
  20                                                         PrinterDriver(BNode* spoolFolder);
  21         virtual                                 ~PrinterDriver();
  22
  23         virtual const char*             GetSignature() const = 0;
  24         virtual const char*             GetDriverName() const = 0;
  25         virtual const char*             GetVersion() const = 0;
  26         virtual const char*             GetCopyright() const = 0;
  27
  28         virtual PrinterCap*             InstantiatePrinterCap(PrinterData* printerData) = 0;
  29         virtual PrinterData*    InstantiatePrinterData(BNode* node);
  30         virtual GraphicsDriver* InstantiateGraphicsDriver(BMessage* settings,
  31                                                                 PrinterData* printerData,
  32                                                                 PrinterCap* printerCap) = 0;
  33
  34                         void                    InitPrinterDataAndCap();
  35
  36         virtual void                    About();
  37         virtual char*                   AddPrinter(char* printerName);
  38                         BMessage*               ConfigPage(BMessage* settings);
  39                         BMessage*               ConfigJob(BMessage* settings);
  40                         BMessage*               TakeJob(BFile* printJob, BMessage* settings);
  41
  42 protected:
  43                         PrinterData*    GetPrinterData() { return fPrinterData; }
  44                         PrinterCap*             GetPrinterCap() { return fPrinterCap; }
  45
  46 private:
  47                         bool                    _ReadSettings(const char* attrName,
  48                                                                 BMessage* settings);
  49                         void                    _WriteSettings(const char* attrName,
  50                                                                 BMessage* settings);
  51                         void                    _MergeWithPreviousSettings(const char* attrName,
  52                                                                 BMessage* settings);
  53
  54         BNode*          fSpoolFolder;
  55         PrinterData*    fPrinterData;
  56         PrinterCap*     fPrinterCap;
  57         GraphicsDriver* fGraphicsDriver;
  58 };
  59
  60 PrinterDriver* instantiate_printer_driver(BNode* printerFolder = NULL);
  61
  62 #endif  // _PRINTER_DRIVER_H