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595 lines
20 KiB
JavaScript
595 lines
20 KiB
JavaScript
/***
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MochiKit.Style 1.4.2
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See <http://mochikit.com/> for documentation, downloads, license, etc.
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(c) 2005-2006 Bob Ippolito, Beau Hartshorne. All rights Reserved.
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***/
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MochiKit.Base._deps('Style', ['Base', 'DOM']);
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MochiKit.Style.NAME = 'MochiKit.Style';
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MochiKit.Style.VERSION = '1.4.2';
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MochiKit.Style.__repr__ = function () {
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return '[' + this.NAME + ' ' + this.VERSION + ']';
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};
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MochiKit.Style.toString = function () {
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return this.__repr__();
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};
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MochiKit.Style.EXPORT_OK = [];
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MochiKit.Style.EXPORT = [
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'setStyle',
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'setOpacity',
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'getStyle',
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'getElementDimensions',
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'elementDimensions', // deprecated
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'setElementDimensions',
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'getElementPosition',
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'elementPosition', // deprecated
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'setElementPosition',
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"makePositioned",
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"undoPositioned",
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"makeClipping",
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"undoClipping",
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'setDisplayForElement',
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'hideElement',
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'showElement',
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'getViewportDimensions',
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'getViewportPosition',
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'Dimensions',
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'Coordinates'
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];
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/*
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Dimensions
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*/
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/** @id MochiKit.Style.Dimensions */
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MochiKit.Style.Dimensions = function (w, h) {
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this.w = w;
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this.h = h;
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};
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MochiKit.Style.Dimensions.prototype.__repr__ = function () {
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var repr = MochiKit.Base.repr;
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return '{w: ' + repr(this.w) + ', h: ' + repr(this.h) + '}';
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};
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MochiKit.Style.Dimensions.prototype.toString = function () {
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return this.__repr__();
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};
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/*
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Coordinates
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*/
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/** @id MochiKit.Style.Coordinates */
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MochiKit.Style.Coordinates = function (x, y) {
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this.x = x;
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this.y = y;
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};
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MochiKit.Style.Coordinates.prototype.__repr__ = function () {
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var repr = MochiKit.Base.repr;
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return '{x: ' + repr(this.x) + ', y: ' + repr(this.y) + '}';
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};
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MochiKit.Style.Coordinates.prototype.toString = function () {
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return this.__repr__();
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};
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MochiKit.Base.update(MochiKit.Style, {
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/** @id MochiKit.Style.getStyle */
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getStyle: function (elem, cssProperty) {
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var dom = MochiKit.DOM;
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var d = dom._document;
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elem = dom.getElement(elem);
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cssProperty = MochiKit.Base.camelize(cssProperty);
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if (!elem || elem == d) {
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return undefined;
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}
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if (cssProperty == 'opacity' && typeof(elem.filters) != 'undefined') {
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var opacity = (MochiKit.Style.getStyle(elem, 'filter') || '').match(/alpha\(opacity=(.*)\)/);
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if (opacity && opacity[1]) {
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return parseFloat(opacity[1]) / 100;
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}
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return 1.0;
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}
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if (cssProperty == 'float' || cssProperty == 'cssFloat' || cssProperty == 'styleFloat') {
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if (elem.style["float"]) {
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return elem.style["float"];
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} else if (elem.style.cssFloat) {
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return elem.style.cssFloat;
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} else if (elem.style.styleFloat) {
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return elem.style.styleFloat;
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} else {
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return "none";
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}
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}
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var value = elem.style ? elem.style[cssProperty] : null;
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if (!value) {
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if (d.defaultView && d.defaultView.getComputedStyle) {
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var css = d.defaultView.getComputedStyle(elem, null);
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cssProperty = cssProperty.replace(/([A-Z])/g, '-$1'
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).toLowerCase(); // from dojo.style.toSelectorCase
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value = css ? css.getPropertyValue(cssProperty) : null;
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} else if (elem.currentStyle) {
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value = elem.currentStyle[cssProperty];
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if (/^\d/.test(value) && !/px$/.test(value) && cssProperty != 'fontWeight') {
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/* Convert to px using an hack from Dean Edwards */
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var left = elem.style.left;
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var rsLeft = elem.runtimeStyle.left;
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elem.runtimeStyle.left = elem.currentStyle.left;
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elem.style.left = value || 0;
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value = elem.style.pixelLeft + "px";
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elem.style.left = left;
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elem.runtimeStyle.left = rsLeft;
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}
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}
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}
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if (cssProperty == 'opacity') {
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value = parseFloat(value);
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}
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if (/Opera/.test(navigator.userAgent) && (MochiKit.Base.findValue(['left', 'top', 'right', 'bottom'], cssProperty) != -1)) {
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if (MochiKit.Style.getStyle(elem, 'position') == 'static') {
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value = 'auto';
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}
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}
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return value == 'auto' ? null : value;
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},
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/** @id MochiKit.Style.setStyle */
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setStyle: function (elem, style) {
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elem = MochiKit.DOM.getElement(elem);
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for (var name in style) {
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switch (name) {
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case 'opacity':
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MochiKit.Style.setOpacity(elem, style[name]);
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break;
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case 'float':
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case 'cssFloat':
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case 'styleFloat':
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if (typeof(elem.style["float"]) != "undefined") {
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elem.style["float"] = style[name];
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} else if (typeof(elem.style.cssFloat) != "undefined") {
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elem.style.cssFloat = style[name];
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} else {
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elem.style.styleFloat = style[name];
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}
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break;
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default:
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elem.style[MochiKit.Base.camelize(name)] = style[name];
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}
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}
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},
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/** @id MochiKit.Style.setOpacity */
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setOpacity: function (elem, o) {
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elem = MochiKit.DOM.getElement(elem);
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var self = MochiKit.Style;
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if (o == 1) {
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var toSet = /Gecko/.test(navigator.userAgent) && !(/Konqueror|AppleWebKit|KHTML/.test(navigator.userAgent));
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elem.style["opacity"] = toSet ? 0.999999 : 1.0;
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if (/MSIE/.test(navigator.userAgent)) {
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elem.style['filter'] =
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self.getStyle(elem, 'filter').replace(/alpha\([^\)]*\)/gi, '');
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}
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} else {
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if (o < 0.00001) {
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o = 0;
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}
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elem.style["opacity"] = o;
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if (/MSIE/.test(navigator.userAgent)) {
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elem.style['filter'] =
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self.getStyle(elem, 'filter').replace(/alpha\([^\)]*\)/gi, '') + 'alpha(opacity=' + o * 100 + ')';
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}
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}
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},
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/*
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getElementPosition is adapted from YAHOO.util.Dom.getXY v0.9.0.
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Copyright: Copyright (c) 2006, Yahoo! Inc. All rights reserved.
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License: BSD, http://developer.yahoo.net/yui/license.txt
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*/
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/** @id MochiKit.Style.getElementPosition */
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getElementPosition: function (elem, /* optional */relativeTo) {
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var self = MochiKit.Style;
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var dom = MochiKit.DOM;
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elem = dom.getElement(elem);
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if (!elem ||
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(!(elem.x && elem.y) &&
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(!elem.parentNode === null ||
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self.getStyle(elem, 'display') == 'none'))) {
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return undefined;
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}
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var c = new self.Coordinates(0, 0);
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var box = null;
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var parent = null;
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var d = MochiKit.DOM._document;
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var de = d.documentElement;
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var b = d.body;
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if (!elem.parentNode && elem.x && elem.y) {
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/* it's just a MochiKit.Style.Coordinates object */
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c.x += elem.x || 0;
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c.y += elem.y || 0;
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} else if (elem.getBoundingClientRect) { // IE shortcut
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/*
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The IE shortcut can be off by two. We fix it. See:
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http://msdn.microsoft.com/workshop/author/dhtml/reference/methods/getboundingclientrect.asp
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This is similar to the method used in
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MochiKit.Signal.Event.mouse().
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*/
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box = elem.getBoundingClientRect();
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c.x += box.left +
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(de.scrollLeft || b.scrollLeft) -
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(de.clientLeft || 0);
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c.y += box.top +
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(de.scrollTop || b.scrollTop) -
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(de.clientTop || 0);
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} else if (elem.offsetParent) {
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c.x += elem.offsetLeft;
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c.y += elem.offsetTop;
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parent = elem.offsetParent;
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if (parent != elem) {
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while (parent) {
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c.x += parseInt(parent.style.borderLeftWidth) || 0;
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c.y += parseInt(parent.style.borderTopWidth) || 0;
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c.x += parent.offsetLeft;
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c.y += parent.offsetTop;
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parent = parent.offsetParent;
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}
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}
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/*
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Opera < 9 and old Safari (absolute) incorrectly account for
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body offsetTop and offsetLeft.
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*/
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var ua = navigator.userAgent.toLowerCase();
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if ((typeof(opera) != 'undefined' &&
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parseFloat(opera.version()) < 9) ||
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(ua.indexOf('AppleWebKit') != -1 &&
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self.getStyle(elem, 'position') == 'absolute')) {
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c.x -= b.offsetLeft;
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c.y -= b.offsetTop;
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}
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// Adjust position for strange Opera scroll bug
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if (elem.parentNode) {
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parent = elem.parentNode;
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} else {
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parent = null;
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}
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while (parent) {
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var tagName = parent.tagName.toUpperCase();
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if (tagName === 'BODY' || tagName === 'HTML') {
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break;
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}
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var disp = self.getStyle(parent, 'display');
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// Handle strange Opera bug for some display
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if (disp.search(/^inline|table-row.*$/i)) {
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c.x -= parent.scrollLeft;
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c.y -= parent.scrollTop;
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}
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if (parent.parentNode) {
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parent = parent.parentNode;
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} else {
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parent = null;
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}
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}
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}
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if (typeof(relativeTo) != 'undefined') {
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relativeTo = arguments.callee(relativeTo);
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if (relativeTo) {
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c.x -= (relativeTo.x || 0);
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c.y -= (relativeTo.y || 0);
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}
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}
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return c;
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},
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/** @id MochiKit.Style.setElementPosition */
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setElementPosition: function (elem, newPos/* optional */, units) {
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elem = MochiKit.DOM.getElement(elem);
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if (typeof(units) == 'undefined') {
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units = 'px';
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}
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var newStyle = {};
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var isUndefNull = MochiKit.Base.isUndefinedOrNull;
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if (!isUndefNull(newPos.x)) {
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newStyle['left'] = newPos.x + units;
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}
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if (!isUndefNull(newPos.y)) {
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newStyle['top'] = newPos.y + units;
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}
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MochiKit.DOM.updateNodeAttributes(elem, {'style': newStyle});
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},
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/** @id MochiKit.Style.makePositioned */
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makePositioned: function (element) {
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element = MochiKit.DOM.getElement(element);
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var pos = MochiKit.Style.getStyle(element, 'position');
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if (pos == 'static' || !pos) {
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element.style.position = 'relative';
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// Opera returns the offset relative to the positioning context,
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// when an element is position relative but top and left have
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// not been defined
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if (/Opera/.test(navigator.userAgent)) {
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element.style.top = 0;
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element.style.left = 0;
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}
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}
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},
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/** @id MochiKit.Style.undoPositioned */
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undoPositioned: function (element) {
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element = MochiKit.DOM.getElement(element);
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if (element.style.position == 'relative') {
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element.style.position = element.style.top = element.style.left = element.style.bottom = element.style.right = '';
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}
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},
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/** @id MochiKit.Style.makeClipping */
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makeClipping: function (element) {
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element = MochiKit.DOM.getElement(element);
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var s = element.style;
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var oldOverflow = { 'overflow': s.overflow,
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'overflow-x': s.overflowX,
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'overflow-y': s.overflowY };
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if ((MochiKit.Style.getStyle(element, 'overflow') || 'visible') != 'hidden') {
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element.style.overflow = 'hidden';
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element.style.overflowX = 'hidden';
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element.style.overflowY = 'hidden';
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}
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return oldOverflow;
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},
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/** @id MochiKit.Style.undoClipping */
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undoClipping: function (element, overflow) {
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element = MochiKit.DOM.getElement(element);
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if (typeof(overflow) == 'string') {
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element.style.overflow = overflow;
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} else if (overflow != null) {
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element.style.overflow = overflow['overflow'];
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element.style.overflowX = overflow['overflow-x'];
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element.style.overflowY = overflow['overflow-y'];
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}
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},
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/** @id MochiKit.Style.getElementDimensions */
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getElementDimensions: function (elem, contentSize/*optional*/) {
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var self = MochiKit.Style;
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var dom = MochiKit.DOM;
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if (typeof(elem.w) == 'number' || typeof(elem.h) == 'number') {
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return new self.Dimensions(elem.w || 0, elem.h || 0);
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}
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elem = dom.getElement(elem);
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if (!elem) {
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return undefined;
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}
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var disp = self.getStyle(elem, 'display');
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// display can be empty/undefined on WebKit/KHTML
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if (disp == 'none' || disp == '' || typeof(disp) == 'undefined') {
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var s = elem.style;
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var originalVisibility = s.visibility;
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var originalPosition = s.position;
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var originalDisplay = s.display;
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s.visibility = 'hidden';
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s.position = 'absolute';
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s.display = self._getDefaultDisplay(elem);
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var originalWidth = elem.offsetWidth;
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var originalHeight = elem.offsetHeight;
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s.display = originalDisplay;
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s.position = originalPosition;
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s.visibility = originalVisibility;
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} else {
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originalWidth = elem.offsetWidth || 0;
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originalHeight = elem.offsetHeight || 0;
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}
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if (contentSize) {
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var tableCell = 'colSpan' in elem && 'rowSpan' in elem;
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var collapse = (tableCell && elem.parentNode && self.getStyle(
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elem.parentNode, 'borderCollapse') == 'collapse')
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if (collapse) {
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if (/MSIE/.test(navigator.userAgent)) {
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var borderLeftQuota = elem.previousSibling? 0.5 : 1;
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var borderRightQuota = elem.nextSibling? 0.5 : 1;
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}
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else {
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var borderLeftQuota = 0.5;
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var borderRightQuota = 0.5;
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}
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} else {
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var borderLeftQuota = 1;
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var borderRightQuota = 1;
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}
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originalWidth -= Math.round(
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(parseFloat(self.getStyle(elem, 'paddingLeft')) || 0)
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+ (parseFloat(self.getStyle(elem, 'paddingRight')) || 0)
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+ borderLeftQuota *
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(parseFloat(self.getStyle(elem, 'borderLeftWidth')) || 0)
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+ borderRightQuota *
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(parseFloat(self.getStyle(elem, 'borderRightWidth')) || 0)
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);
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if (tableCell) {
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if (/Gecko|Opera/.test(navigator.userAgent)
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&& !/Konqueror|AppleWebKit|KHTML/.test(navigator.userAgent)) {
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var borderHeightQuota = 0;
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} else if (/MSIE/.test(navigator.userAgent)) {
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var borderHeightQuota = 1;
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} else {
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var borderHeightQuota = collapse? 0.5 : 1;
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}
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} else {
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var borderHeightQuota = 1;
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}
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originalHeight -= Math.round(
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(parseFloat(self.getStyle(elem, 'paddingTop')) || 0)
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+ (parseFloat(self.getStyle(elem, 'paddingBottom')) || 0)
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+ borderHeightQuota * (
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(parseFloat(self.getStyle(elem, 'borderTopWidth')) || 0)
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+ (parseFloat(self.getStyle(elem, 'borderBottomWidth')) || 0))
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);
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}
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return new self.Dimensions(originalWidth, originalHeight);
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},
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/** @id MochiKit.Style.setElementDimensions */
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setElementDimensions: function (elem, newSize/* optional */, units) {
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elem = MochiKit.DOM.getElement(elem);
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if (typeof(units) == 'undefined') {
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units = 'px';
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}
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var newStyle = {};
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var isUndefNull = MochiKit.Base.isUndefinedOrNull;
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if (!isUndefNull(newSize.w)) {
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newStyle['width'] = newSize.w + units;
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}
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if (!isUndefNull(newSize.h)) {
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newStyle['height'] = newSize.h + units;
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}
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MochiKit.DOM.updateNodeAttributes(elem, {'style': newStyle});
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},
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_getDefaultDisplay: function (elem) {
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var self = MochiKit.Style;
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var dom = MochiKit.DOM;
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elem = dom.getElement(elem);
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if (!elem) {
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return undefined;
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}
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var tagName = elem.tagName.toUpperCase();
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return self._defaultDisplay[tagName] || 'block';
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},
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/** @id MochiKit.Style.setDisplayForElement */
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setDisplayForElement: function (display, element/*, ...*/) {
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var elements = MochiKit.Base.extend(null, arguments, 1);
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var getElement = MochiKit.DOM.getElement;
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for (var i = 0; i < elements.length; i++) {
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element = getElement(elements[i]);
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if (element) {
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element.style.display = display;
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}
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}
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},
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/** @id MochiKit.Style.getViewportDimensions */
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getViewportDimensions: function () {
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var d = new MochiKit.Style.Dimensions();
|
|
var w = MochiKit.DOM._window;
|
|
var b = MochiKit.DOM._document.body;
|
|
if (w.innerWidth) {
|
|
d.w = w.innerWidth;
|
|
d.h = w.innerHeight;
|
|
} else if (b && b.parentElement && b.parentElement.clientWidth) {
|
|
d.w = b.parentElement.clientWidth;
|
|
d.h = b.parentElement.clientHeight;
|
|
} else if (b && b.clientWidth) {
|
|
d.w = b.clientWidth;
|
|
d.h = b.clientHeight;
|
|
}
|
|
return d;
|
|
},
|
|
|
|
/** @id MochiKit.Style.getViewportPosition */
|
|
getViewportPosition: function () {
|
|
var c = new MochiKit.Style.Coordinates(0, 0);
|
|
var d = MochiKit.DOM._document;
|
|
var de = d.documentElement;
|
|
var db = d.body;
|
|
if (de && (de.scrollTop || de.scrollLeft)) {
|
|
c.x = de.scrollLeft;
|
|
c.y = de.scrollTop;
|
|
} else if (db) {
|
|
c.x = db.scrollLeft;
|
|
c.y = db.scrollTop;
|
|
}
|
|
return c;
|
|
},
|
|
|
|
__new__: function () {
|
|
var m = MochiKit.Base;
|
|
|
|
var inlines = ['A','ABBR','ACRONYM','B','BASEFONT','BDO','BIG','BR',
|
|
'CITE','CODE','DFN','EM','FONT','I','IMG','KBD','LABEL',
|
|
'Q','S','SAMP','SMALL','SPAN','STRIKE','STRONG','SUB',
|
|
'SUP','TEXTAREA','TT','U','VAR'];
|
|
this._defaultDisplay = { 'TABLE': 'table',
|
|
'THEAD': 'table-header-group',
|
|
'TBODY': 'table-row-group',
|
|
'TFOOT': 'table-footer-group',
|
|
'COLGROUP': 'table-column-group',
|
|
'COL': 'table-column',
|
|
'TR': 'table-row',
|
|
'TD': 'table-cell',
|
|
'TH': 'table-cell',
|
|
'CAPTION': 'table-caption',
|
|
'LI': 'list-item',
|
|
'INPUT': 'inline-block',
|
|
'SELECT': 'inline-block' };
|
|
// CSS 'display' support in IE6/7 is just broken...
|
|
if (/MSIE/.test(navigator.userAgent)) {
|
|
for (var k in this._defaultDisplay) {
|
|
var v = this._defaultDisplay[k];
|
|
if (v.indexOf('table') == 0) {
|
|
this._defaultDisplay[k] = 'block';
|
|
}
|
|
}
|
|
}
|
|
for (var i = 0; i < inlines.length; i++) {
|
|
this._defaultDisplay[inlines[i]] = 'inline';
|
|
}
|
|
|
|
this.elementPosition = this.getElementPosition;
|
|
this.elementDimensions = this.getElementDimensions;
|
|
|
|
this.hideElement = m.partial(this.setDisplayForElement, 'none');
|
|
// TODO: showElement could be improved by using getDefaultDisplay.
|
|
this.showElement = m.partial(this.setDisplayForElement, 'block');
|
|
|
|
this.EXPORT_TAGS = {
|
|
':common': this.EXPORT,
|
|
':all': m.concat(this.EXPORT, this.EXPORT_OK)
|
|
};
|
|
|
|
m.nameFunctions(this);
|
|
}
|
|
});
|
|
|
|
MochiKit.Style.__new__();
|
|
MochiKit.Base._exportSymbols(this, MochiKit.Style);
|