MDL-21400 fixed my own ugly mess in resizing of embedded stuff + converted to YUI3

lib/javascript-static.js

@@ -330,6 +330,53 @@ M.util.show_confirm_dialog = function(e, args) {
     });
 }
 
+/** Useful for full embedding of various stuff */
+M.util.init_maximised_embed = function(Y, id) {
+    var obj = Y.one('#'+id);
+    if (!obj) {
+        return;
+    }
+
+
+    var get_htmlelement_size = function(el, prop) {
+        if (Y.Lang.isString(el)) {
+            el = Y.one('#' + el);
+        }
+        var val = el.getStyle(prop);
+        if (val == 'auto') {
+            val = el.getComputedStyle(prop);
+        }
+        return parseInt(val);
+    };
+
+    var resize_object = function() {
+        obj.setStyle('width', '0px');
+        obj.setStyle('height', '0px');
+        var newwidth = get_htmlelement_size('content', 'width') - 15;
+
+        if (newwidth > 600) {
+            obj.setStyle('width', newwidth  + 'px');
+        } else {
+            obj.setStyle('width', '600px');
+        }
+        var pageheight = get_htmlelement_size('page', 'height');
+        var objheight = get_htmlelement_size(obj, 'height');
+        var newheight = objheight + parseInt(obj.get('winHeight')) - pageheight - 30;
+        if (newheight > 400) {
+            obj.setStyle('height', newheight + 'px');
+        } else {
+            obj.setStyle('height', '400px');
+        }
+    };
+
+    resize_object();
+    // fix layout if window resized too
+    window.onresize = function() {
+        resize_object();
+    };
+};
+
+
 //=== old legacy JS code, hopefully to be replaced soon by M.xx.yy and YUI3 code ===
 
 function popupchecker(msg) {