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jp_milcent |
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package org.tela_botanica.client.util;
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import com.google.gwt.user.client.Element;
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import com.google.gwt.user.client.ui.UIObject;
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/**
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* <pre>
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* Generic printing class
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* can be used to print the Window it self, DOM.Elements, UIObjects (Widgets) and plain HTML
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*
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* Usage:
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* You must insert this iframe in your host page:
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* <iframe id="__printingFrame" style="width:0;height:0;border:0"></iframe>
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*
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* Window:
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* Print.it();
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*
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* Objects/HTML:
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* Print.it(RootPanel.get("myId"));
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* Print.it(DOM.getElementById("myId"));
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* Print.it("Just <b>Print.it()</b>!");
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*
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* Objects/HTML using styles:
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* Print.it("<link rel='StyleSheet' type='text/css' media='paper' href='/paperStyle.css'>", RootPanel.get('myId'));
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* Print.it("<style type='text/css' media='paper'> .newPage {page-break-after: always; } </style>","Hi<p class='newPage'></p>By");
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* </pre>
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*/
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public class Print {
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public static native void it() /*-{
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$wnd.print();
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}-*/;
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public static native void it(String html) /*-{
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var frame = $doc.getElementById('__printingFrame');
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if (!frame) {
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$wnd.alert("Error: Can't find printing frame.");
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return;
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}
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frame = frame.contentWindow;
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var doc = frame.document;
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doc.open();
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doc.write(html);
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doc.close();
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frame.focus();
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frame.print();
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}-*/;
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public static void it(UIObject obj) {
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it("", obj.getElement().toString());
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}
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public static void it(Element element) {
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it("", element.toString());
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}
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public static void it(String style, String it) {
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it("<it><header>"+style+"</header><body>"+it+"</body></it>");
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}
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public static void it(String style, UIObject obj) {
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it(style, obj.getElement().toString());
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}
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public static void it(String style, Element element) {
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it(style, element.toString());
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}
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}
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