Evergreen/staff_client/chrome/content/evergreen/util/print.js

   1 sdump('D_TRACE','Loading print.js\n');
   2
   3 var print_crlf = '<br />\r\n';
   4
   5 // Higher-level
   6
   7 function print_checkout_receipt(params) {
   8
   9
  10 }
  11
  12 // Lower-level
  13
  14 function sPrint(s) {
  15         //var w = window.open('about:blank','print_win','alwaysLowered,minimizable,resizable,height=100,width=100,sizemode=minimized');
  16         //var w = SafeWindowOpen('about:blank','print_win','alwaysLowered,minimizable,resizable,height=100,width=100,sizemode=minimized');
  17         var w = new_window('data:text/html,<html>' + s + '</html>\r\n');
  18         this.focus();
  19         NSPrint(w);
  20         w.close();
  21 }
  22
  23 function sPrint_old(s) {
  24         sdump('D_PRINT','Printing "' + s + '"\n');
  25         //var deck = mw.document.getElementById('main_deck');
  26         var iframe = mw.document.getElementById('print_frame');
  27         //deck.appendChild(iframe);
  28         iframe.setAttribute('src','about:blank');
  29         /*while (iframe.contentWindow.document.lastChild) {
  30                 iframe.contentWindow.document.removeChild(
  31                         iframe.contentWindow.document.lastChild
  32                 );
  33         }*/
  34         //iframe.contentDocument.write(s);
  35         iframe.contentWindow.document.write(s);
  36         NSPrint2(iframe.contentWindow);
  37         //deck.removeChild(iframe);
  38 }
  39
  40 function NSPrint(w)
  41 {
  42         if (!w) { w = this; }
  43         try {
  44                 var webBrowserPrint = w
  45                         .QueryInterface(Components.interfaces.nsIInterfaceRequestor)
  46                         .getInterface(Components.interfaces.nsIWebBrowserPrint);
  47                 if (webBrowserPrint) {
  48                         var gPrintSettings = GetPrintSettings();
  49                         gPrintSettings.printSilent = true;
  50                         webBrowserPrint.print(gPrintSettings, null);
  51                         gPrintSettings.marginTop = 0;
  52                         gPrintSettings.marginLeft = 0;
  53                         gPrintSettings.marginBottom = 0;
  54                         gPrintSettings.marginRight = 0;
  55                         gPrintSettings.headerStrLeft = '';
  56                         gPrintSettings.headerStrCenter = '';
  57                         gPrintSettings.headerStrRight = '';
  58                         gPrintSettings.footerStrLeft = '';
  59                         gPrintSettings.footerStrCenter = '';
  60                         gPrintSettings.footerStrRight = '';
  61                         //alert('Should be printing\n');
  62                 } else {
  63                         //alert('Should not be printing\n');
  64                 }
  65         } catch (e) {
  66                 //alert('Probably not printing: ' + e);
  67         // Pressing cancel is expressed as an NS_ERROR_ABORT return value,
  68         // causing an exception to be thrown which we catch here.
  69         // Unfortunately this will also consume helpful failures, so add a
  70                 sdump('D_PRINT','PRINT EXCEPTION: ' + js2JSON(e) + '\n'); // if you need to debug
  71         }
  72 }
  73
  74 function NSPrint2(w) {
  75         if (!w) { w = this; }
  76         try {
  77                 var webBrowserPrint = w
  78                         .QueryInterface(Components.interfaces.nsIInterfaceRequestor)
  79                         .getInterface(Components.interfaces.nsIWebBrowserPrint);
  80                 if (webBrowserPrint) {
  81                         webBrowserPrint.print(null, null);
  82                         //alert('Should be printing\n');
  83                 } else {
  84                         //alert('Should not be printing\n');
  85                 }
  86         } catch (e) {
  87                 //alert('Probably not printing: ' + e);
  88         // Pressing cancel is expressed as an NS_ERROR_ABORT return value,
  89         // causing an exception to be thrown which we catch here.
  90         // Unfortunately this will also consume helpful failures, so add a
  91                 sdump('D_PRINT','PRINT EXCEPTION: ' + js2JSON(e) + '\n'); // if you need to debug
  92         }
  93
  94 }
  95
  96 var gPrintSettings = null;
  97
  98 function GetPrintSettings()
  99  {
 100    try {
 101      if (gPrintSettings == null) {
 102        var pref = Components.classes["@mozilla.org/preferences-service;1"]
 103                             .getService(Components.interfaces.nsIPrefBranch);
 104        if (pref) {
 105          gPrintSettingsAreGlobal = pref.getBoolPref("print.use_global_printsettings", false);
 106          gSavePrintSettings = pref.getBoolPref("print.save_print_settings", false);
 107        }
 108
 109        var printService = Components.classes["@mozilla.org/gfx/printsettings-service;1"]
 110                                          .getService(Components.interfaces.nsIPrintSettingsService);
 111        if (gPrintSettingsAreGlobal) {
 112          gPrintSettings = printService.globalPrintSettings;
 113          setPrinterDefaultsForSelectedPrinter(printService);
 114        } else {
 115          gPrintSettings = printService.newPrintSettings;
 116        }
 117      }
 118    } catch (e) {
 119      sdump('D_PRINT',"GetPrintSettings() "+e+"\n");
 120      alert("GetPrintSettings() "+e+"\n");
 121    }
 122
 123    return gPrintSettings;
 124  }
 125
 126 function setPrinterDefaultsForSelectedPrinter(aPrintService)
 127  {
 128    if (gPrintSettings.printerName == "") {
 129      gPrintSettings.printerName = aPrintService.defaultPrinterName;
 130    }
 131
 132    // First get any defaults from the printer
 133    aPrintService.initPrintSettingsFromPrinter(gPrintSettings.printerName, gPrintSettings);
 134
 135    // now augment them with any values from last time
 136    aPrintService.initPrintSettingsFromPrefs(gPrintSettings, true, gPrintSettings.kInitSaveAll);
 137  }
 138