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