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Editing File: print-commander.js

/**
	* Optionally used to deploy multiple versions of the applet for mixed
	* environments.  Oracle uses document.write(), which puts the applet at the
	* top of the page, bumping all HTML content down.
	*/
	deployQZ();
	
	/**
	* Deploys different versions of the applet depending on Java version.
	* Useful for removing warning dialogs for Java 6.  This function is optional
	* however, if used, should replace the <applet> method.  Needed to address 
	* MANIFEST.MF TrustedLibrary=true discrepency between JRE6 and JRE7.
	*/
	function deployQZ() 
        {
            var attributes = {
                id: 'qz', 
                code: 'qz.PrintApplet.class', 
                archive: '/assets/qz-print/qz-print.jar', 
                width: 1, 
                height: 1
            };
            
            var parameters = {
                jnlp_href: '/assets/qz-print/qz-print_jnlp.jnlp', 
                cache_option: 'plugin', 
                disable_logging: 'false', 
                initial_focus: 'false'
            };
            
            if(deployJava.versionCheck("1.7+") == true){}
            else if(deployJava.versionCheck("1.6+") == true) 
            {
                delete parameters['jnlp_href'];
            }
            
            deployJava.runApplet(attributes, parameters, '1.5');
	}
	
	/**
	* Automatically gets called when applet has loaded.
	*/
	function qzReady() {
            // Setup our global qz object
            window["qz"] = document.getElementById('qz');
	}
	
	/**
	* Returns is the applet is not loaded properly
	*/
	function isLoaded(callback) 
        {
            if(!qz) 
            {
                    callback(false);
                    return false;
            } 
            else 
            {
                try 
                {
                    if(!qz.isActive()) 
                    {
                        callback(false);
                        return false;
                    }
                } 
                catch(err) 
                {
                    callback(false);
                    return false;
                }
            }

callback(true);
	}
	
	/**
	* Automatically gets called when "qz.print()" is finished.
	*/
	function qzDonePrinting() 
        {
            if(qz.getException()) 
            {
                $(window).triggerHandler('print-error', [ qz.getException().getLocalizedMessage() ]);
                qz.clearException();
                return; 
            }
            
            $(window).triggerHandler('print-success');
	}
	
	function findPrinter(name, callback) 
        {
            qz.findPrinter(name);

window['qzDoneFinding'] = function() 
            {
                var printer = qz.getPrinter();

window['qzDoneFinding'] = null;

if(typeof callback === 'function')
                {
                    callback((printer !== null));
                }
            };
	}
        	
	function findPrinters(callback) 
        {
            isLoaded(function(loaded)
            {
                qz.findPrinter('\\{bogus_printer\\}');

window['qzDoneFinding'] = function() 
                {
                    callback(qz.getPrinters().split(','));

window['qzDoneFinding'] = null;
                };
            });
	}
        
        function sendPrintCommand(command, callback)
        {
            isLoaded(function(loaded)
            {
                for(i = 0; i < command.length; i++)
                {
                    qz.append(command[i]);
                }

while(!qz.isDoneAppending()){}
                qz.print();

callback();
            });
        }
        
	
	/***************************************************************************
	* Gets the current url's path, such as http://site.com/example/dist/
	***************************************************************************/
	function getPath() {
		var path = window.location.href;
		return path.substring(0, path.lastIndexOf("/")) + "/";
	}
	
	/**
	* Fixes some html formatting for printing. Only use on text, not on tags!
	* Very important!
	*   1.  HTML ignores white spaces, this fixes that
	*   2.  The right quotation mark breaks PostScript print formatting
	*   3.  The hyphen/dash autoflows and breaks formatting  
	*/
	function fixHTML(html) {
		return html.replace(/ /g, "&nbsp;").replace(/’/g, "'").replace(/-/g,"&#8209;"); 
	}
	
	/**
	* Equivelant of VisualBasic CHR() function
	*/
	function chr(i) {
		return String.fromCharCode(i);
	}
	
	/***************************************************************************
	* Prototype function for allowing the applet to run multiple instances.
	* IE and Firefox may benefit from this setting if using heavy AJAX to
	* rewrite the page.  Use with care;
	* Usage:
	*    qz.allowMultipleInstances(true);
	***************************************************************************/ 
	function allowMultiple() {
	  isLoaded(function()
          {
		var multiple = qz.getAllowMultipleInstances();
		qz.allowMultipleInstances(!multiple);
		alert('Allowing of multiple applet instances set to "' + !multiple + '"');
	  });
	}

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