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Diffstat (limited to 'themes/default/js/ui/jquery.ui.mouse.js')
-rw-r--r-- | themes/default/js/ui/jquery.ui.mouse.js | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/themes/default/js/ui/jquery.ui.mouse.js b/themes/default/js/ui/jquery.ui.mouse.js new file mode 100644 index 000000000..d63fdd7a3 --- /dev/null +++ b/themes/default/js/ui/jquery.ui.mouse.js @@ -0,0 +1,151 @@ +/*! + * jQuery UI Mouse 1.8.9 + * + * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about) + * Dual licensed under the MIT or GPL Version 2 licenses. + * http://jquery.org/license + * + * http://docs.jquery.com/UI/Mouse + * + * Depends: + * jquery.ui.widget.js + */ +(function( $, undefined ) { + +$.widget("ui.mouse", { + options: { + cancel: ':input,option', + distance: 1, + delay: 0 + }, + _mouseInit: function() { + var self = this; + + this.element + .bind('mousedown.'+this.widgetName, function(event) { + return self._mouseDown(event); + }) + .bind('click.'+this.widgetName, function(event) { + if (true === $.data(event.target, self.widgetName + '.preventClickEvent')) { + $.removeData(event.target, self.widgetName + '.preventClickEvent'); + event.stopImmediatePropagation(); + return false; + } + }); + + this.started = false; + }, + + // TODO: make sure destroying one instance of mouse doesn't mess with + // other instances of mouse + _mouseDestroy: function() { + this.element.unbind('.'+this.widgetName); + }, + + _mouseDown: function(event) { + // don't let more than one widget handle mouseStart + // TODO: figure out why we have to use originalEvent + event.originalEvent = event.originalEvent || {}; + if (event.originalEvent.mouseHandled) { return; } + + // we may have missed mouseup (out of window) + (this._mouseStarted && this._mouseUp(event)); + + this._mouseDownEvent = event; + + var self = this, + btnIsLeft = (event.which == 1), + elIsCancel = (typeof this.options.cancel == "string" ? $(event.target).parents().add(event.target).filter(this.options.cancel).length : false); + if (!btnIsLeft || elIsCancel || !this._mouseCapture(event)) { + return true; + } + + this.mouseDelayMet = !this.options.delay; + if (!this.mouseDelayMet) { + this._mouseDelayTimer = setTimeout(function() { + self.mouseDelayMet = true; + }, this.options.delay); + } + + if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) { + this._mouseStarted = (this._mouseStart(event) !== false); + if (!this._mouseStarted) { + event.preventDefault(); + return true; + } + } + + // these delegates are required to keep context + this._mouseMoveDelegate = function(event) { + return self._mouseMove(event); + }; + this._mouseUpDelegate = function(event) { + return self._mouseUp(event); + }; + $(document) + .bind('mousemove.'+this.widgetName, this._mouseMoveDelegate) + .bind('mouseup.'+this.widgetName, this._mouseUpDelegate); + + event.preventDefault(); + event.originalEvent.mouseHandled = true; + return true; + }, + + _mouseMove: function(event) { + // IE mouseup check - mouseup happened when mouse was out of window + if ($.browser.msie && !(document.documentMode >= 9) && !event.button) { + return this._mouseUp(event); + } + + if (this._mouseStarted) { + this._mouseDrag(event); + return event.preventDefault(); + } + + if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) { + this._mouseStarted = + (this._mouseStart(this._mouseDownEvent, event) !== false); + (this._mouseStarted ? this._mouseDrag(event) : this._mouseUp(event)); + } + + return !this._mouseStarted; + }, + + _mouseUp: function(event) { + $(document) + .unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate) + .unbind('mouseup.'+this.widgetName, this._mouseUpDelegate); + + if (this._mouseStarted) { + this._mouseStarted = false; + + if (event.target == this._mouseDownEvent.target) { + $.data(event.target, this.widgetName + '.preventClickEvent', true); + } + + this._mouseStop(event); + } + + return false; + }, + + _mouseDistanceMet: function(event) { + return (Math.max( + Math.abs(this._mouseDownEvent.pageX - event.pageX), + Math.abs(this._mouseDownEvent.pageY - event.pageY) + ) >= this.options.distance + ); + }, + + _mouseDelayMet: function(event) { + return this.mouseDelayMet; + }, + + // These are placeholder methods, to be overriden by extending plugin + _mouseStart: function(event) {}, + _mouseDrag: function(event) {}, + _mouseStop: function(event) {}, + _mouseCapture: function(event) { return true; } +}); + +})(jQuery); |