src/frontends/controllers/ControlPrint.C

   1 /**
   2  * \file ControlPrint.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Angus Leeming
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "ControlPrint.h"
  14
  15 #include "ViewBase.h"
  16 #include "ButtonController.h"
  17
  18 #include "buffer.h"
  19 #include "bufferparams.h"
  20 #include "gettext.h"
  21 #include "helper_funcs.h"
  22 #include "PrinterParams.h"
  23 #include "exporter.h"
  24
  25 #include "frontends/Alert.h"
  26
  27 #include "support/tostr.h"
  28 #include "support/filetools.h"
  29 #include "support/globbing.h"
  30 #include "support/path.h"
  31 #include "support/systemcall.h"
  32
  33 #include "debug.h"
  34
  35 using lyx::support::bformat;
  36 using lyx::support::ChangeExtension;
  37 using lyx::support::FileFilterList;
  38 using lyx::support::IsDirWriteable;
  39 using lyx::support::MakeAbsPath;
  40 using lyx::support::MakeDisplayPath;
  41 using lyx::support::Path;
  42 using lyx::support::QuoteName;
  43 using lyx::support::Systemcall;
  44
  45 using std::endl;
  46 using std::string;
  47
  48
  49 ControlPrint::ControlPrint(LyXView & lv, Dialogs & d)
  50         : ControlDialogBD(lv, d),
  51           params_(0)
  52 {}
  53
  54
  55 PrinterParams & ControlPrint::params() const
  56 {
  57         BOOST_ASSERT(params_);
  58         return *params_;
  59 }
  60
  61
  62 void ControlPrint::setParams()
  63 {
  64         if (params_) delete params_;
  65
  66         /// get global printer parameters
  67         string const name =  ChangeExtension(buffer()->fileName(),
  68                                         lyxrc.print_file_extension);
  69         params_ = new PrinterParams (PrinterParams::PRINTER,
  70                                         lyxrc.printer, name);
  71
  72         bc().valid(); // so that the user can press Ok
  73 }
  74
  75
  76 void ControlPrint::clearParams()
  77 {
  78         if (params_) {
  79                 delete params_;
  80                 params_ = 0;
  81         }
  82 }
  83
  84
  85 string const ControlPrint::browse(string const & in_name) const
  86 {
  87         return browseRelFile(in_name, buffer().filePath(),
  88                              _("Print to file"),
  89                              FileFilterList("PostScript files (*.ps)"),
  90                              true);
  91 }
  92
  93
  94 namespace {
  95
  96 void showPrintError(string const & name)
  97 {
  98                 string str = bformat(_("Could not print the document %1$s.\n"
  99                         "Check that your printer is set up correctly."),
 100                         MakeDisplayPath(name, 50));
 101                 Alert::error(_("Print document failed"), str);
 102 }
 103
 104 }
 105
 106
 107 /// print the current buffer
 108 void ControlPrint::apply()
 109 {
 110         if (!bufferIsAvailable())
 111                 return;
 112
 113         view().apply();
 114
 115         PrinterParams const pp = params();
 116         string command(lyxrc.print_command + ' ');
 117
 118         if (pp.target == PrinterParams::PRINTER
 119             && lyxrc.print_adapt_output  // dvips wants a printer name
 120             && !pp.printer_name.empty()) {// printer name given
 121                 command += lyxrc.print_to_printer
 122                         + pp.printer_name
 123                         + ' ';
 124         }
 125
 126         if (!pp.all_pages && pp.from_page) {
 127                 command += lyxrc.print_pagerange_flag + ' ';
 128                 command += tostr(pp.from_page);
 129                 if (pp.to_page) {
 130                         // we have a range "from-to"
 131                         command += '-'
 132                                 + tostr(pp.to_page);
 133                 }
 134                 command += ' ';
 135         }
 136
 137         // If both are, or both are not selected, then skip the odd/even printing
 138         if (pp.odd_pages != pp.even_pages) {
 139                 if (pp.odd_pages) {
 140                         command += lyxrc.print_oddpage_flag + ' ';
 141                 } else if (pp.even_pages) {
 142                         command += lyxrc.print_evenpage_flag + ' ';
 143                 }
 144         }
 145
 146         if (pp.count_copies > 1) {
 147                 if (pp.sorted_copies) {
 148                         command += lyxrc.print_collcopies_flag;
 149                 } else {
 150                         command += lyxrc.print_copies_flag;
 151                 }
 152                 command += ' '
 153                         + tostr(pp.count_copies)
 154                         + ' ';
 155         }
 156
 157         if (pp.reverse_order) {
 158                 command += lyxrc.print_reverse_flag + ' ';
 159         }
 160
 161         if (!lyxrc.print_extra_options.empty()) {
 162                 command += lyxrc.print_extra_options + ' ';
 163         }
 164
 165         command += buffer()->params().dvips_options() + ' ';
 166
 167         if (!Exporter::Export(buffer(), "dvi", true)) {
 168                 showPrintError(buffer()->fileName());
 169                 return;
 170         }
 171
 172         // Push directory path.
 173         string const path = buffer()->temppath();
 174         Path p(path);
 175
 176         // there are three cases here:
 177         // 1. we print to a file
 178         // 2. we print directly to a printer
 179         // 3. we print using a spool command (print to file first)
 180         Systemcall one;
 181         int res = 0;
 182         string const dviname = ChangeExtension(buffer()->getLatexName(true), "dvi");
 183         switch (pp.target) {
 184         case PrinterParams::PRINTER:
 185                 if (!lyxrc.print_spool_command.empty()) {
 186                         // case 3: print using a spool
 187                         string const psname = ChangeExtension(dviname, ".ps");
 188                         command += lyxrc.print_to_file
 189                                 + QuoteName(psname)
 190                                 + ' '
 191                                 + QuoteName(dviname);
 192
 193                         string command2 = lyxrc.print_spool_command + ' ';
 194                         if (!pp.printer_name.empty()) {
 195                                 command2 += lyxrc.print_spool_printerprefix
 196                                         + pp.printer_name
 197                                         + ' ';
 198                         }
 199                         command2 += QuoteName(psname);
 200                         // First run dvips.
 201                         // If successful, then spool command
 202                         res = one.startscript(Systemcall::Wait, command);
 203                         if (res == 0)
 204                                 res = one.startscript(Systemcall::DontWait,
 205                                                       command2);
 206                 } else {
 207                         // case 2: print directly to a printer
 208                         res = one.startscript(Systemcall::DontWait,
 209                                               command + QuoteName(dviname));
 210                 }
 211                 break;
 212
 213         case PrinterParams::FILE:
 214                 // case 1: print to a file
 215                 command += lyxrc.print_to_file
 216                         + QuoteName(MakeAbsPath(pp.file_name, path))
 217                         + ' '
 218                         + QuoteName(dviname);
 219                 res = one.startscript(Systemcall::DontWait, command);
 220                 break;
 221         }
 222
 223         lyxerr[Debug::LATEX] << "ControlPrint::apply(): print command = \""
 224                              << command << '"' << endl;
 225
 226         if (res != 0)
 227                 showPrintError(buffer()->fileName());
 228 }