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

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