Version 0.1

jQuery.print.js

@@ -0,0 +1,210 @@
+/*  jQuery.print, version 0.1
+ *  (c) Sathvik Ponangi
+ *
+ *--------------------------------------------------------------------------*/
+
+(function($) {
+	// A nice closure for our definitions
+
+	$.fn.print = function() {
+		// Print a given set of elements
+
+		var options, $this;
+
+		if (this instanceof HTMLElement) {
+			// If `this` is a HTML element, i.e. for
+			// $(selector).print()
+			$this = $(this);
+		} else {
+			if (arguments.length > 0) {
+				// $.print(selector,options)
+				$this = $(arguments[0]);
+				if ($this[0] instanceof HTMLElement) {
+					if (arguments.length > 1) {
+						options = arguments[1];
+					}
+				} else {
+					// $.print(options)
+					options = arguments[0];
+					$this = $(this);
+				}
+			} else {
+				// $.print()
+				$this = $(this);
+			}
+		}
+
+		var defaults = {
+			addGlobalStyles : true,
+			stylesheet : null,
+			rejectWindow : true,
+			noPrintSelector : ".no-print",
+			iframe : null,
+			append : null,
+			prepend : null
+		}; // Default options
+		options = $.extend(defaults, options); // Merge with user-options
+
+		if (options.rejectWindow && $this[0] === window) {
+			// Use document instead of window as it holds all HTML
+			$this = $(document);
+		}
+
+		var styles = $("");
+		if (options.addGlobalStyles) {
+			// Apply the stlyes from the current sheet to the printed page
+			styles = $("style, link");
+		}
+		if (options.stylesheet) {
+			// Add a custom stylesheet if given
+			styles = $.merge(styles, $('<link rel="stylesheet" href="'
+					+ stylesheet + '">'));
+		}
+
+		var copy = $this.clone(); // Create a copy of the element to print
+		copy = $("<span/>").append(copy);
+		copy.find(options.noPrintSelector).remove();// Remove unwanted elements
+		copy.append(styles.clone());
+		copy.append(options.append);
+		copy.prepend(options.prepend);
+		var content = copy.html();
+		copy.remove();
+
+		var w;
+		if (options.iframe) {
+			// Use an iframe for printing
+			$iframe = $(options.iframe);
+			iframeCount = $iframe.length;
+			if (iframeCount === 0) {
+				// Create a new iFrame if none is given
+				$iframe = $('<iframe/>').hide();
+			}
+			w = iframe[0];
+			w.document.write(content);
+			w.print();
+			if (iframeCount === 0) {
+				// Destroy the iframe if created here
+				$iframe.remove();
+			}
+		} else {
+			// Use a new window for printing
+			w = window.open();
+			w.document.write(content);
+			w.print();
+			w.close();
+		}
+	}
+
+	$.fn.setupPrintLink = function() {
+		// Add a link to print a given set of elements
+
+		/*
+		 * Instructions: Set Class `to-print` for the element to be printed
+		 * Class `print-link` for the element inside the to-print element, used
+		 * as the print icon Class `no-print` for all those elements which
+		 * shouldn't be printed
+		 */
+
+		var options, $this;
+
+		if (this instanceof HTMLElement) {
+			// If `this` is a HTML element, i.e. for
+			// $(selector).setupPrintLink()
+			$this = $(this);
+		} else {
+			if (arguments.length > 0) {
+				// $.setupPrintLink(selector,options)
+				$this = $(arguments[0]);
+				if ($this[0] instanceof HTMLElement) {
+					if (arguments.length > 1) {
+						options = arguments[1];
+					}
+				} else {
+					// $.setupPrintLink(options)
+					options = arguments[0];
+					$this = $(this);
+				}
+			} else {
+				// $.setupPrintLink()
+				$this = $(this);
+			}
+		}
+
+		var defaults = {
+			addGlobalStyles : true,
+			stylesheet : null,
+			rejectWindow : true,
+			printSelector : ".to-print",
+			noPrintSelector : ".no-print",
+			printLinkSelector : ".print-link",
+			iframe : null,
+			append : null,
+			prepend : null
+		}; // Default options
+		options = $.extend(defaults, options); // Merge with user-options
+
+		if (options.rejectWindow && $this[0] === window) {
+			// Use document instead of window as it holds all HTML
+			$this = $(document);
+		}
+
+		var styles = $("");
+		if (options.addGlobalStyles) {
+			// Apply the stlyes from the current sheet to the printed page
+			styles = $("style, link");
+		}
+		if (options.stylesheet) {
+			// Add a custom stylesheet if given
+			styles = $.merge(styles, $('<link rel="stylesheet" href="'
+					+ stylesheet + '">'));
+		}
+
+		// var scripts = $("script"); //Un-Comment if you want scripts to be
+		// included
+		// scripts = (scripts.length > 0 && scripts.html());
+
+		$this.find(options.printSelector).each(
+				function() {
+					// Add a print link to each of the printSelector elements
+					var copy = $this.clone();
+					copy = $("<span/>").append(copy);
+					// Don't display these elements in printed document
+					copy.find(
+							[ options.noPrintSelector,
+									options.printLinkSelector ]).remove();
+					copy.append(styles.clone());
+					copy.append(options.append);
+					copy.prepend(options.prepend);
+					var content = copy.html();
+					copy.remove();
+					$(this).find(options.printLinkSelector).on("click select",
+							function() {
+								// Set the elements matching printLinkSelector
+								// to print on click/select
+								var w;
+								if (options.iframe) {
+									// Use an iframe for printing
+									$iframe = $(options.iframe);
+									iframeCount = $iframe.length;
+									if (iframeCount === 0) {
+										// Create a new iFrame if none is given
+										$iframe = $('<iframe/>').hide();
+									}
+									w = iframe[0];
+									w.document.write(content);
+									w.print();
+									if (iframeCount === 0) {
+										// Destroy the iframe if created here
+										$iframe.remove();
+									}
+								} else {
+									// Use a new window for printing
+									w = window.open();
+									w.document.write(content);
+									w.print();
+									w.close();
+								}
+							});
+				});
+	}
+})(jQuery);