+++ /dev/null
-<html>
-<head>
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
- <title>The source code</title>
- <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
- <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
-</head>
-<body onload="prettyPrint();">
- <pre class="prettyprint lang-js">/*!
- * Ext JS Library 3.3.1
- * Copyright(c) 2006-2010 Sencha Inc.
- * licensing@sencha.com
- * http://www.sencha.com/license
- */
-/**
- * @class Ext.Element
- */
-Ext.Element.addMethods({
- <div id="method-Ext.Element-scrollTo"></div>/**
- * 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().
- * @param {String} side Either "left" for scrollLeft values or "top" for scrollTop values.
- * @param {Number} value The new scroll value
- * @param {Boolean/Object} animate (optional) true for the default animation or a standard Element animation config object
- * @return {Element} this
- */
- scrollTo : function(side, value, animate) {
- //check if we're scrolling top or left
- var top = /top/i.test(side),
- me = this,
- dom = me.dom,
- prop;
- if (!animate || !me.anim) {
- // just setting the value, so grab the direction
- prop = 'scroll' + (top ? 'Top' : 'Left');
- dom[prop] = value;
- }
- else {
- // if scrolling top, we need to grab scrollLeft, if left, scrollTop
- prop = 'scroll' + (top ? 'Left' : 'Top');
- me.anim({scroll: {to: top ? [dom[prop], value] : [value, dom[prop]]}}, me.preanim(arguments, 2), 'scroll');
- }
- return me;
- },
-
- <div id="method-Ext.Element-scrollIntoView"></div>/**
- * Scrolls this element into view within the passed container.
- * @param {Mixed} container (optional) The container element to scroll (defaults to document.body). Should be a
- * string (id), dom node, or Ext.Element.
- * @param {Boolean} hscroll (optional) False to disable horizontal scroll (defaults to true)
- * @return {Ext.Element} this
- */
- scrollIntoView : function(container, hscroll) {
- var c = Ext.getDom(container) || Ext.getBody().dom,
- el = this.dom,
- o = this.getOffsetsTo(c),
- l = o[0] + c.scrollLeft,
- t = o[1] + c.scrollTop,
- b = t + el.offsetHeight,
- r = l + el.offsetWidth,
- ch = c.clientHeight,
- ct = parseInt(c.scrollTop, 10),
- cl = parseInt(c.scrollLeft, 10),
- cb = ct + ch,
- cr = cl + c.clientWidth;
-
- if (el.offsetHeight > ch || t < ct) {
- c.scrollTop = t;
- }
- else if (b > cb) {
- c.scrollTop = b-ch;
- }
- // corrects IE, other browsers will ignore
- c.scrollTop = c.scrollTop;
-
- if (hscroll !== false) {
- if (el.offsetWidth > c.clientWidth || l < cl) {
- c.scrollLeft = l;
- }
- else if (r > cr) {
- c.scrollLeft = r - c.clientWidth;
- }
- c.scrollLeft = c.scrollLeft;
- }
- return this;
- },
-
- // private
- scrollChildIntoView : function(child, hscroll) {
- Ext.fly(child, '_scrollChildIntoView').scrollIntoView(this, hscroll);
- },
-
- <div id="method-Ext.Element-scroll"></div>/**
- * Scrolls this element the specified direction. Does bounds checking to make sure the scroll is
- * within this element's scrollable range.
- * @param {String} direction Possible values are: "l" (or "left"), "r" (or "right"), "t" (or "top", or "up"), "b" (or "bottom", or "down").
- * @param {Number} distance How far to scroll the element in pixels
- * @param {Boolean/Object} animate (optional) true for the default animation or a standard Element animation config object
- * @return {Boolean} Returns true if a scroll was triggered or false if the element
- * was scrolled as far as it could go.
- */
- scroll : function(direction, distance, animate) {
- if (!this.isScrollable()) {
- return false;
- }
- var el = this.dom,
- l = el.scrollLeft, t = el.scrollTop,
- w = el.scrollWidth, h = el.scrollHeight,
- cw = el.clientWidth, ch = el.clientHeight,
- scrolled = false, v,
- hash = {
- l: Math.min(l + distance, w-cw),
- r: v = Math.max(l - distance, 0),
- t: Math.max(t - distance, 0),
- b: Math.min(t + distance, h-ch)
- };
- hash.d = hash.b;
- hash.u = hash.t;
-
- direction = direction.substr(0, 1);
- if ((v = hash[direction]) > -1) {
- scrolled = true;
- this.scrollTo(direction == 'l' || direction == 'r' ? 'left' : 'top', v, this.preanim(arguments, 2));
- }
- return scrolled;
- }
-});</pre>
-</body>
-</html>
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git.ithinksw.org / extjs.git / blobdiff