-/*!
- * Ext JS Library 3.0.0
- * Copyright(c) 2006-2009 Ext JS, LLC
- * licensing@extjs.com
- * http://www.extjs.com/license
- */
-/**\r
- * @class Ext.Element\r
- */\r
-Ext.Element.addMethods({\r
- /**\r
- * Scrolls this element the specified scroll point. It does NOT do bounds checking so if you scroll to a weird value it will try to do it. For auto bounds checking, use scroll().\r
- * @param {String} side Either "left" for scrollLeft values or "top" for scrollTop values.\r
- * @param {Number} value The new scroll value\r
- * @param {Boolean/Object} animate (optional) true for the default animation or a standard Element animation config object\r
- * @return {Element} this\r
- */\r
- scrollTo : function(side, value, animate){\r
- var tester = /top/i,\r
- prop = "scroll" + (tester.test(side) ? "Top" : "Left"),\r
- me = this,\r
- dom = me.dom;\r
- if (!animate || !me.anim) {\r
- dom[prop] = value;\r
- } else {\r
- me.anim({scroll: {to: tester.test(prop) ? [dom[prop], value] : [value, dom[prop]]}},\r
- me.preanim(arguments, 2), 'scroll');\r
- }\r
- return me;\r
- },\r
- \r
- /**\r
- * Scrolls this element into view within the passed container.\r
- * @param {Mixed} container (optional) The container element to scroll (defaults to document.body). Should be a\r
- * string (id), dom node, or Ext.Element.\r
- * @param {Boolean} hscroll (optional) False to disable horizontal scroll (defaults to true)\r
- * @return {Ext.Element} this\r
- */\r
- scrollIntoView : function(container, hscroll){\r
- var c = Ext.getDom(container) || Ext.getBody().dom,\r
- el = this.dom,\r
- o = this.getOffsetsTo(c),\r
- l = o[0] + c.scrollLeft,\r
- t = o[1] + c.scrollTop,\r
- b = t + el.offsetHeight,\r
- r = l + el.offsetWidth,\r
- ch = c.clientHeight,\r
- ct = parseInt(c.scrollTop, 10),\r
- cl = parseInt(c.scrollLeft, 10),\r
- cb = ct + ch,\r
- cr = cl + c.clientWidth;\r
-\r
- if (el.offsetHeight > ch || t < ct) {\r
- c.scrollTop = t;\r
- } else if (b > cb){\r
- c.scrollTop = b-ch;\r
- }\r
- c.scrollTop = c.scrollTop; // corrects IE, other browsers will ignore\r
-\r
- if(hscroll !== false){\r
- if(el.offsetWidth > c.clientWidth || l < cl){\r
- c.scrollLeft = l;\r
- }else if(r > cr){\r
- c.scrollLeft = r - c.clientWidth;\r
- }\r
- c.scrollLeft = c.scrollLeft;\r
- }\r
- return this;\r
- },\r
-\r
- // private\r
- scrollChildIntoView : function(child, hscroll){\r
- Ext.fly(child, '_scrollChildIntoView').scrollIntoView(this, hscroll);\r
- },\r
- \r
- /**\r
- * Scrolls this element the specified direction. Does bounds checking to make sure the scroll is\r
- * within this element's scrollable range.\r
- * @param {String} direction Possible values are: "l" (or "left"), "r" (or "right"), "t" (or "top", or "up"), "b" (or "bottom", or "down").\r
- * @param {Number} distance How far to scroll the element in pixels\r
- * @param {Boolean/Object} animate (optional) true for the default animation or a standard Element animation config object\r
- * @return {Boolean} Returns true if a scroll was triggered or false if the element\r
- * was scrolled as far as it could go.\r
- */\r
- scroll : function(direction, distance, animate){\r
- if(!this.isScrollable()){\r
- return;\r
- }\r
- var el = this.dom,\r
- l = el.scrollLeft, t = el.scrollTop,\r
- w = el.scrollWidth, h = el.scrollHeight,\r
- cw = el.clientWidth, ch = el.clientHeight,\r
- scrolled = false, v,\r
- hash = {\r
- l: Math.min(l + distance, w-cw),\r
- r: v = Math.max(l - distance, 0),\r
- t: Math.max(t - distance, 0),\r
- b: Math.min(t + distance, h-ch)\r
- };\r
- hash.d = hash.b;\r
- hash.u = hash.t;\r
- \r
- direction = direction.substr(0, 1);\r
- if((v = hash[direction]) > -1){\r
- scrolled = true;\r
- this.scrollTo(direction == 'l' || direction == 'r' ? 'left' : 'top', v, this.preanim(arguments, 2));\r
- }\r
- return scrolled;\r
- }\r
-});
\ No newline at end of file