For more information about how to use the Ext classes, see
-
* <a href="http://www.sencha.com/learn/">The Learning Center</a>
-
* <a href="http://www.sencha.com/learn/Ext_FAQ">The FAQ</a>
-
* <a href="http://www.sencha.com/forum/">The forums</a>
+
- <a href="http://www.sencha.com/learn/">The Learning Center</a>
+
- <a href="http://www.sencha.com/learn/Ext_FAQ">The FAQ</a>
+
- <a href="http://www.sencha.com/forum/">The forums</a>
* @singleton
* @markdown
/**
* Returns the current document head as an {@link Ext.core.Element}.
* @return Ext.core.Element The document head
+ * @method
*/
getHead: function() {
var head;
// for old browsers
window.undefined = window.undefined;
+
/**
* @class Ext
* Ext core utilities and functions.
isWindows = check(/windows|win32/),
isMac = check(/macintosh|mac os x/),
isLinux = check(/linux/),
- scrollWidth = null;
+ scrollWidth = null,
+ webKitVersion = isWebKit && (/webkit\/(\d+\.\d+)/.exec(Ext.userAgent));
// remove css image flicker
try {
document.execCommand("BackgroundImageCache", false, true);
} catch(e) {}
- Ext.setVersion('extjs', '4.0.0');
+ Ext.setVersion('extjs', '4.0.1');
Ext.apply(Ext, {
/**
* URL to a blank file used by Ext when in secure mode for iframe src and onReady src to prevent
* <code>true</code>, then DOM event listeners are also removed from all child nodes. The body node
* will be ignored if passed in.</p>
* @param {HTMLElement} node The node to remove
+ * @method
*/
removeNode : isIE6 || isIE7 ? function() {
var d;
*/
isMac : isMac,
+ /**
+ * The current version of WebKit (-1 if the browser does not use WebKit).
+ * @type Float
+ */
+ webKitVersion: webKitVersion ? parseFloat(webKitVersion[1]) : -1,
+
/**
* URL to a 1x1 transparent gif image used by Ext to create inline icons with CSS background images.
* In older versions of IE, this defaults to "http://sencha.com/s.gif" and you should change this to a URL on your server.
}
},
+ /**
+ * Logs a message. If a console is present it will be used. On Opera, the method
+ * "opera.postError" is called. In other cases, the message is logged to an array
+ * "Ext.log.out". An attached debugger can watch this array and view the log. The
+ * log buffer is limited to a maximum of "Ext.log.max" entries (defaults to 100).
+ *
+ * If additional parameters are passed, they are joined and appended to the message.
+ *
+ * This method does nothing in a release build.
+ *
+ * @param {String|Object} message The message to log or an options object with any
+ * of the following properties:
+ *
+ * - `msg`: The message to log (required).
+ * - `level`: One of: "error", "warn", "info" or "log" (the default is "log").
+ * - `dump`: An object to dump to the log as part of the message.
+ * - `stack`: True to include a stack trace in the log.
+ * @markdown
+ */
+ log : function (message) {
+ //<debug>
+ var options, dump,
+ con = Ext.global.console,
+ log = Ext.log,
+ level = 'log',
+ stack,
+ members,
+ member;
+
+ if (!Ext.isString(message)) {
+ options = message;
+ message = options.msg || '';
+ level = options.level || level;
+ dump = options.dump;
+ stack = options.stack;
+
+ if (dump && !(con && con.dir)) {
+ members = [];
+
+ // Cannot use Ext.encode since it can recurse endlessly (if we're lucky)
+ // ...and the data could be prettier!
+ Ext.Object.each(dump, function (name, value) {
+ if (typeof(value) === "function") {
+ return;
+ }
+
+ if (!Ext.isDefined(value) || value === null ||
+ Ext.isDate(value) ||
+ Ext.isString(value) || (typeof(value) == "number") ||
+ Ext.isBoolean(value)) {
+ member = Ext.encode(value);
+ } else if (Ext.isArray(value)) {
+ member = '[ ]';
+ } else if (Ext.isObject(value)) {
+ member = '{ }';
+ } else {
+ member = 'undefined';
+ }
+ members.push(Ext.encode(name) + ': ' + member);
+ });
+
+ if (members.length) {
+ message += ' \nData: {\n ' + members.join(',\n ') + '\n}';
+ }
+ dump = null;
+ }
+ }
+
+ if (arguments.length > 1) {
+ message += Array.prototype.slice.call(arguments, 1).join('');
+ }
+
+ // Not obvious, but 'console' comes and goes when Firebug is turned on/off, so
+ // an early test may fail either direction if Firebug is toggled.
+ //
+ if (con) { // if (Firebug-like console)
+ if (con[level]) {
+ con[level](message);
+ } else {
+ con.log(message);
+ }
+
+ if (dump) {
+ con.dir(dump);
+ }
+
+ if (stack && con.trace) {
+ // Firebug's console.error() includes a trace already...
+ if (!con.firebug || level != 'error') {
+ con.trace();
+ }
+ }
+ } else {
+ // w/o console, all messages are equal, so munge the level into the message:
+ if (level != 'log') {
+ message = level.toUpperCase() + ': ' + message;
+ }
+
+ if (Ext.isOpera) {
+ opera.postError(message);
+ } else {
+ var out = log.out || (log.out = []),
+ max = log.max || (log.max = 100);
+
+ if (out.length >= max) {
+ // this formula allows out.max to change (via debugger), where the
+ // more obvious "max/4" would not quite be the same
+ out.splice(0, out.length - 3 * Math.floor(max / 4)); // keep newest 75%
+ }
+
+ out.push(message);
+ }
+ }
+
+ // Mostly informational, but the Ext.Error notifier uses them:
+ var counters = log.counters ||
+ (log.counters = { error: 0, warn: 0, info: 0, log: 0 });
+
+ ++counters[level];
+ //</debug>
+ },
+
/**
* Partitions the set into two sets: a true set and a false set.
* Example:
/**
* TBD
- * @type Function
* @param {Object} config
+ * @method
*/
Ext.application = function(config) {
Ext.require('Ext.app.Application');
* var tpl = new Ext.Template('{value} * 10 = {value:math("* 10")}');
* </code></pre>
* @return {Function} A function that operates on the passed value.
+ * @method
*/
math : function(){
var fns = {};
/**
* Capitalize the given string. See {@link Ext.String#capitalize}.
+ * @method
*/
capitalize: Ext.String.capitalize,
/**
* Truncate a string and add an ellipsis ('...') to the end if it exceeds the specified length.
* See {@link Ext.String#ellipsis}.
+ * @method
*/
ellipsis: Ext.String.ellipsis,
/**
* Formats to a string. See {@link Ext.String#format}
+ * @method
*/
format: Ext.String.format,
/**
* Convert certain characters (&, <, >, and ') from their HTML character equivalents.
* See {@link Ext.string#htmlDecode}.
+ * @method
*/
htmlDecode: Ext.String.htmlDecode,
/**
* Convert certain characters (&, <, >, and ') to their HTML character equivalents for literal display in web pages.
* See {@link Ext.String#htmlEncode}.
+ * @method
*/
htmlEncode: Ext.String.htmlEncode,
/**
* Adds left padding to a string. See {@link Ext.String#leftPad}
+ * @method
*/
leftPad: Ext.String.leftPad,
/**
* Trims any whitespace from either side of a string. See {@link Ext.String#trim}.
+ * @method
*/
trim : Ext.String.trim,
*/
{
identity: 'RightMargin',
- fn: function(doc, div, view) {
- view = doc.defaultView;
+ fn: function(doc, div) {
+ var view = doc.defaultView;
return !(view && view.getComputedStyle(div.firstChild.firstChild, null).marginRight != '0px');
}
},
-
+
+ /**
+ * @property DisplayChangeInputSelectionBug True if INPUT elements lose their
+ * selection when their display style is changed. Essentially, if a text input
+ * has focus and its display style is changed, the I-beam disappears.
+ *
+ * This bug is encountered due to the work around in place for the {@link RightMargin}
+ * bug. This has been observed in Safari 4.0.4 and older, and appears to be fixed
+ * in Safari 5. It's not clear if Safari 4.1 has the bug, but it has the same WebKit
+ * version number as Safari 5 (according to http://unixpapa.com/js/gecko.html).
+ */
+ {
+ identity: 'DisplayChangeInputSelectionBug',
+ fn: function() {
+ var webKitVersion = Ext.webKitVersion;
+ // WebKit but older than Safari 5 or Chrome 6:
+ return 0 < webKitVersion && webKitVersion < 533;
+ }
+ },
+
+ /**
+ * @property DisplayChangeTextAreaSelectionBug True if TEXTAREA elements lose their
+ * selection when their display style is changed. Essentially, if a text area has
+ * focus and its display style is changed, the I-beam disappears.
+ *
+ * This bug is encountered due to the work around in place for the {@link RightMargin}
+ * bug. This has been observed in Chrome 10 and Safari 5 and older, and appears to
+ * be fixed in Chrome 11.
+ */
+ {
+ identity: 'DisplayChangeTextAreaSelectionBug',
+ fn: function() {
+ var webKitVersion = Ext.webKitVersion;
+
+ /*
+ Has bug w/textarea:
+
+ (Chrome) Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_7; en-US)
+ AppleWebKit/534.16 (KHTML, like Gecko) Chrome/10.0.648.127
+ Safari/534.16
+ (Safari) Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_7; en-us)
+ AppleWebKit/533.21.1 (KHTML, like Gecko) Version/5.0.5
+ Safari/533.21.1
+
+ No bug:
+
+ (Chrome) Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_7)
+ AppleWebKit/534.24 (KHTML, like Gecko) Chrome/11.0.696.57
+ Safari/534.24
+ */
+ return 0 < webKitVersion && webKitVersion < 534.24;
+ }
+ },
+
/**
* @property TransparentColor True if the device supports transparent color
* @type {Boolean}
return range && !!range.createContextualFragment;
}
+ },
+
+ /**
+ * @property WindowOnError True if browser supports window.onerror.
+ * @type {Boolean}
+ */
+ {
+ identity: 'WindowOnError',
+ fn: function () {
+ // sadly, we cannot feature detect this...
+ return Ext.isIE || Ext.isGecko || Ext.webKitVersion >= 534.16; // Chrome 10+
+ }
}
-
]
};
git.ithinksw.org / extjs.git / blobdiff