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/path.h"
  30 #include "support/systemcall.h"
  31
  32 #include "debug.h"
  33
  34 using lyx::support::bformat;
  35 using lyx::support::ChangeExtension;
  36 using lyx::support::IsDirWriteable;
  37 using lyx::support::MakeAbsPath;
  38 using lyx::support::MakeDisplayPath;
  39 using lyx::support::Path;
  40 using lyx::support::QuoteName;
  41 using lyx::support::Systemcall;
  42
  43 using std::endl;
  44
  45
  46 ControlPrint::ControlPrint(LyXView & lv, Dialogs & d)
  47         : ControlDialogBD(lv, d),
  48           params_(0)
  49 {}
  50
  51
  52 PrinterParams & ControlPrint::params() const
  53 {
  54         BOOST_ASSERT(params_);
  55         return *params_;
  56 }
  57
  58
  59 void ControlPrint::setParams()
  60 {
  61         if (params_) delete params_;
  62
  63         /// get global printer parameters
  64         string const name =  ChangeExtension(buffer()->fileName(),
  65                                         lyxrc.print_file_extension);
  66         params_ = new PrinterParams (PrinterParams::PRINTER,
  67                                         lyxrc.printer, name);
  68
  69         bc().valid(); // so that the user can press Ok
  70 }
  71
  72
  73 void ControlPrint::clearParams()
  74 {
  75         if (params_) {
  76                 delete params_;
  77                 params_ = 0;
  78         }
  79 }
  80
  81
  82 string const ControlPrint::Browse(string const & in_name)
  83 {
  84         string const title = _("Print to file");
  85         string const pattern = "*.ps";
  86
  87         // Show the file browser dialog
  88         return browseRelFile(in_name, buffer()->filePath(),
  89                              title, pattern, true);
  90 }
  91
  92
  93 namespace {
  94
  95 void showPrintError(string const & name)
  96 {
  97                 string str = bformat(_("Could not print the document %1$s.\n"
  98                         "Check that your printer is set up correctly."),
  99                         MakeDisplayPath(name, 50));
 100                 Alert::error(_("Print document failed"), str);
 101 }
 102
 103 }
 104
 105
 106 /// print the current buffer
 107 void ControlPrint::apply()
 108 {
 109         if (!bufferIsAvailable())
 110                 return;
 111
 112         view().apply();
 113
 114         PrinterParams const pp = params();
 115         string command(lyxrc.print_command + ' ');
 116
 117         if (pp.target == PrinterParams::PRINTER
 118             && lyxrc.print_adapt_output  // dvips wants a printer name
 119             && !pp.printer_name.empty()) {// printer name given
 120                 command += lyxrc.print_to_printer
 121                         + pp.printer_name
 122                         + ' ';
 123         }
 124
 125         if (!pp.all_pages && pp.from_page) {
 126                 command += lyxrc.print_pagerange_flag + ' ';
 127                 command += tostr(pp.from_page);
 128                 if (pp.to_page) {
 129                         // we have a range "from-to"
 130                         command += '-'
 131                                 + tostr(pp.to_page);
 132                 }
 133                 command += ' ';
 134         }
 135
 136         // If both are, or both are not selected, then skip the odd/even printing
 137         if (pp.odd_pages != pp.even_pages) {
 138                 if (pp.odd_pages) {
 139                         command += lyxrc.print_oddpage_flag + ' ';
 140                 } else if (pp.even_pages) {
 141                         command += lyxrc.print_evenpage_flag + ' ';
 142                 }
 143         }
 144
 145         if (pp.count_copies > 1) {
 146                 if (pp.sorted_copies) {
 147                         command += lyxrc.print_collcopies_flag;
 148                 } else {
 149                         command += lyxrc.print_copies_flag;
 150                 }
 151                 command += ' '
 152                         + tostr(pp.count_copies)
 153                         + ' ';
 154         }
 155
 156         if (pp.reverse_order) {
 157                 command += lyxrc.print_reverse_flag + ' ';
 158         }
 159
 160         if (!lyxrc.print_extra_options.empty()) {
 161                 command += lyxrc.print_extra_options + ' ';
 162         }
 163
 164         command += buffer()->params().dvips_options() + ' ';
 165
 166         if (!Exporter::Export(buffer(), "dvi", true)) {
 167                 showPrintError(buffer()->fileName());
 168                 return;
 169         }
 170
 171         // Push directory path.
 172         string path = buffer()->filePath();
 173         if (lyxrc.use_tempdir || !IsDirWriteable(path)) {
 174                 path = buffer()->temppath();
 175         }
 176         Path p(path);
 177
 178         // there are three cases here:
 179         // 1. we print to a file
 180         // 2. we print directly to a printer
 181         // 3. we print using a spool command (print to file first)
 182         Systemcall one;
 183         int res = 0;
 184         string const dviname = ChangeExtension(buffer()->getLatexName(true), "dvi");
 185         switch (pp.target) {
 186         case PrinterParams::PRINTER:
 187                 if (!lyxrc.print_spool_command.empty()) {
 188                         // case 3: print using a spool
 189                         string const psname = ChangeExtension(dviname, ".ps");
 190                         command += lyxrc.print_to_file
 191                                 + QuoteName(psname)
 192                                 + ' '
 193                                 + QuoteName(dviname);
 194
 195                         string command2 = lyxrc.print_spool_command + ' ';
 196                         if (!pp.printer_name.empty()) {
 197                                 command2 += lyxrc.print_spool_printerprefix
 198                                         + pp.printer_name
 199                                         + ' ';
 200                         }
 201                         command2 += QuoteName(psname);
 202                         // First run dvips.
 203                         // If successful, then spool command
 204                         res = one.startscript(Systemcall::Wait, command);
 205                         if (res == 0)
 206                                 res = one.startscript(Systemcall::DontWait,
 207                                                       command2);
 208                 } else {
 209                         // case 2: print directly to a printer
 210                         res = one.startscript(Systemcall::DontWait,
 211                                               command + QuoteName(dviname));
 212                 }
 213                 break;
 214
 215         case PrinterParams::FILE:
 216                 // case 1: print to a file
 217                 command += lyxrc.print_to_file
 218                         + QuoteName(MakeAbsPath(pp.file_name, path))
 219                         + ' '
 220                         + QuoteName(dviname);
 221                 res = one.startscript(Systemcall::DontWait, command);
 222                 break;
 223         }
 224
 225         lyxerr[Debug::LATEX] << "ControlPrint::apply(): print command = \""
 226                              << command << '"' << endl;
 227
 228         if (res != 0)
 229                 showPrintError(buffer()->fileName());
 230 }