MediaWiki 1.17.0

[autoinstallsdev/mediawiki.git] / resources / jquery.ui / jquery.ui.mouse.js

diff --git a/resources/jquery.ui/jquery.ui.mouse.js b/resources/jquery.ui/jquery.ui.mouse.js
new file mode 100644 (file)
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+++ b/resources/jquery.ui/jquery.ui.mouse.js
@@ -0,0 +1,151 @@
+/*!
+ * jQuery UI Mouse 1.8.2
+ *
+ * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT (MIT-LICENSE.txt)
+ * and GPL (GPL-LICENSE.txt) licenses.
+ *
+ * http://docs.jquery.com/UI/Mouse
+ *
+ * Depends:
+ *     jquery.ui.widget.js
+ */
+(function($) {
+
+$.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(self._preventClickEvent) {
+                                       self._preventClickEvent = false;
+                                       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);
+               };
+               $(document)
+                       .bind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
+                       .bind('mouseup.'+this.widgetName, this._mouseUpDelegate);
+
+               // preventDefault() is used to prevent the selection of text here -
+               // however, in Safari, this causes select boxes not to be selectable
+               // anymore, so this fix is needed
+               ($.browser.safari || 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 && !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;
+                       this._preventClickEvent = (event.target == this._mouseDownEvent.target);
+                       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);