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