Sindbad~EG File Manager
/*
YUI 3.17.2 (build 9c3c78e)
Copyright 2014 Yahoo! Inc. All rights reserved.
Licensed under the BSD License.
http://yuilibrary.com/license/
*/
YUI.add('dd-drag', function (Y, NAME) {
/**
* Provides the ability to drag a Node.
* @module dd
* @submodule dd-drag
*/
/**
* Provides the ability to drag a Node.
* @class Drag
* @extends Base
* @constructor
* @namespace DD
*/
var DDM = Y.DD.DDM,
NODE = 'node',
DRAGGING = 'dragging',
DRAG_NODE = 'dragNode',
OFFSET_HEIGHT = 'offsetHeight',
OFFSET_WIDTH = 'offsetWidth',
/**
* Handles the mouseup DOM event, does nothing internally just fires.
* @event drag:mouseup
* @bubbles DDM
* @type {CustomEvent}
*/
/**
* Handles the mousedown DOM event, checks to see if you have a valid handle then starts the drag timers.
* @event drag:mouseDown
* @preventable _defMouseDownFn
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl><dt>ev</dt><dd>The original mousedown event.</dd></dl>
* @bubbles DDM
* @type {CustomEvent}
*/
EV_MOUSE_DOWN = 'drag:mouseDown',
/**
* Fires after the mousedown event has been cleared.
* @event drag:afterMouseDown
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl><dt>ev</dt><dd>The original mousedown event.</dd></dl>
* @bubbles DDM
* @type {CustomEvent}
*/
EV_AFTER_MOUSE_DOWN = 'drag:afterMouseDown',
/**
* Fires after a handle is removed.
* @event drag:removeHandle
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl><dt>handle</dt><dd>The handle that was removed.</dd></dl>
* @bubbles DDM
* @type {CustomEvent}
*/
EV_REMOVE_HANDLE = 'drag:removeHandle',
/**
* Fires after a handle is added.
* @event drag:addHandle
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl><dt>handle</dt><dd>The handle that was added.</dd></dl>
* @bubbles DDM
* @type {CustomEvent}
*/
EV_ADD_HANDLE = 'drag:addHandle',
/**
* Fires after an invalid selector is removed.
* @event drag:removeInvalid
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl><dt>handle</dt><dd>The handle that was removed.</dd></dl>
* @bubbles DDM
* @type {CustomEvent}
*/
EV_REMOVE_INVALID = 'drag:removeInvalid',
/**
* Fires after an invalid selector is added.
* @event drag:addInvalid
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl><dt>handle</dt><dd>The handle that was added.</dd></dl>
* @bubbles DDM
* @type {CustomEvent}
*/
EV_ADD_INVALID = 'drag:addInvalid',
/**
* Fires at the start of a drag operation.
* @event drag:start
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl>
* <dt>pageX</dt><dd>The original node position X.</dd>
* <dt>pageY</dt><dd>The original node position Y.</dd>
* <dt>startTime</dt><dd>The startTime of the event. getTime on the current Date object.</dd>
* </dl>
* @bubbles DDM
* @type {CustomEvent}
*/
EV_START = 'drag:start',
/**
* Fires at the end of a drag operation.
* @event drag:end
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl>
* <dt>pageX</dt><dd>The current node position X.</dd>
* <dt>pageY</dt><dd>The current node position Y.</dd>
* <dt>startTime</dt><dd>The startTime of the event, from the start event.</dd>
* <dt>endTime</dt><dd>The endTime of the event. getTime on the current Date object.</dd>
* </dl>
* @bubbles DDM
* @type {CustomEvent}
*/
EV_END = 'drag:end',
/**
* Fires every mousemove during a drag operation.
* @event drag:drag
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl>
* <dt>pageX</dt><dd>The current node position X.</dd>
* <dt>pageY</dt><dd>The current node position Y.</dd>
* <dt>scroll</dt><dd>Should a scroll action occur.</dd>
* <dt>info</dt><dd>Object hash containing calculated XY arrays: start, xy, delta, offset</dd>
* </dl>
* @bubbles DDM
* @type {CustomEvent}
*/
EV_DRAG = 'drag:drag',
/**
* Fires when this node is aligned.
* @event drag:align
* @preventable _defAlignFn
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl>
* <dt>pageX</dt><dd>The current node position X.</dd>
* <dt>pageY</dt><dd>The current node position Y.</dd>
* </dl>
* @bubbles DDM
* @type {CustomEvent}
*/
EV_ALIGN = 'drag:align',
/**
* Fires when this node is over a Drop Target. (Fired from dd-drop)
* @event drag:over
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl>
* <dt>drop</dt><dd>The drop object at the time of the event.</dd>
* <dt>drag</dt><dd>The drag object at the time of the event.</dd>
* </dl>
* @bubbles DDM
* @type {CustomEvent}
*/
/**
* Fires when this node enters a Drop Target. (Fired from dd-drop)
* @event drag:enter
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl>
* <dt>drop</dt><dd>The drop object at the time of the event.</dd>
* <dt>drag</dt><dd>The drag object at the time of the event.</dd>
* </dl>
* @bubbles DDM
* @type {CustomEvent}
*/
/**
* Fires when this node exits a Drop Target. (Fired from dd-drop)
* @event drag:exit
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl>
* <dt>drop</dt><dd>The drop object at the time of the event.</dd>
* </dl>
* @bubbles DDM
* @type {CustomEvent}
*/
/**
* Fires when this node is dropped on a valid Drop Target. (Fired from dd-ddm-drop)
* @event drag:drophit
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl>
* <dt>drop</dt><dd>The best guess on what was dropped on.</dd>
* <dt>drag</dt><dd>The drag object at the time of the event.</dd>
* <dt>others</dt><dd>An array of all the other drop targets that was dropped on.</dd>
* </dl>
* @bubbles DDM
* @type {CustomEvent}
*/
/**
* Fires when this node is dropped on an invalid Drop Target. (Fired from dd-ddm-drop)
* @event drag:dropmiss
* @param {EventFacade} event An Event Facade object with the following specific property added:
* <dl>
* <dt>pageX</dt><dd>The current node position X.</dd>
* <dt>pageY</dt><dd>The current node position Y.</dd>
* </dl>
* @bubbles DDM
* @type {CustomEvent}
*/
Drag = function(o) {
this._lazyAddAttrs = false;
Drag.superclass.constructor.apply(this, arguments);
var valid = DDM._regDrag(this);
if (!valid) {
Y.error('Failed to register node, already in use: ' + o.node);
}
};
Drag.NAME = 'drag';
/**
* This property defaults to "mousedown", but when drag-gestures is loaded, it is changed to "gesturemovestart"
* @static
* @property START_EVENT
*/
Drag.START_EVENT = 'mousedown';
Drag.ATTRS = {
/**
* Y.Node instance to use as the element to initiate a drag operation
* @attribute node
* @type Node
*/
node: {
setter: function(node) {
if (this._canDrag(node)) {
return node;
}
var n = Y.one(node);
if (!n) {
Y.error('DD.Drag: Invalid Node Given: ' + node);
}
return n;
}
},
/**
* Y.Node instance to use as the draggable element, defaults to node
* @attribute dragNode
* @type Node
*/
dragNode: {
setter: function(node) {
if (this._canDrag(node)) {
return node;
}
var n = Y.one(node);
if (!n) {
Y.error('DD.Drag: Invalid dragNode Given: ' + node);
}
return n;
}
},
/**
* Offset the drag element by the difference in cursor position: default true
* @attribute offsetNode
* @type Boolean
*/
offsetNode: {
value: true
},
/**
* Center the dragNode to the mouse position on drag:start: default false
* @attribute startCentered
* @type Boolean
*/
startCentered: {
value: false
},
/**
* The number of pixels to move to start a drag operation, default is 3.
* @attribute clickPixelThresh
* @type Number
*/
clickPixelThresh: {
value: DDM.get('clickPixelThresh')
},
/**
* The number of milliseconds a mousedown has to pass to start a drag operation, default is 1000.
* @attribute clickTimeThresh
* @type Number
*/
clickTimeThresh: {
value: DDM.get('clickTimeThresh')
},
/**
* Set to lock this drag element so that it can't be dragged: default false.
* @attribute lock
* @type Boolean
*/
lock: {
value: false,
setter: function(lock) {
if (lock) {
this.get(NODE).addClass(DDM.CSS_PREFIX + '-locked');
} else {
this.get(NODE).removeClass(DDM.CSS_PREFIX + '-locked');
}
return lock;
}
},
/**
* A payload holder to store arbitrary data about this drag object, can be used to store any value.
* @attribute data
* @type Mixed
*/
data: {
value: false
},
/**
* If this is false, the drag element will not move with the cursor: default true. Can be used to "resize" the element.
* @attribute move
* @type Boolean
*/
move: {
value: true
},
/**
* Use the protective shim on all drag operations: default true. Only works with dd-ddm, not dd-ddm-base.
* @attribute useShim
* @type Boolean
*/
useShim: {
value: true
},
/**
* Config option is set by Drag to inform you of which handle fired the drag event (in the case that there are several handles): default false.
* @attribute activeHandle
* @type Node
*/
activeHandle: {
value: false
},
/**
* By default a drag operation will only begin if the mousedown occurred with the primary mouse button.
* Setting this to false will allow for all mousedown events to trigger a drag.
* @attribute primaryButtonOnly
* @type Boolean
*/
primaryButtonOnly: {
value: true
},
/**
* This attribute is not meant to be used by the implementor, it is meant to be used as an Event tracker so you can listen for it to change.
* @attribute dragging
* @type Boolean
*/
dragging: {
value: false
},
parent: {
value: false
},
/**
* This attribute only works if the dd-drop module has been loaded. It will make this node a drop target as well as draggable.
* @attribute target
* @type Boolean
*/
target: {
value: false,
setter: function(config) {
this._handleTarget(config);
return config;
}
},
/**
* This attribute only works if the dd-drop module is active. It will set the dragMode (point, intersect, strict) of this Drag instance.
* @attribute dragMode
* @type String
*/
dragMode: {
value: null,
setter: function(mode) {
return DDM._setDragMode(mode);
}
},
/**
* Array of groups to add this drag into.
* @attribute groups
* @type Array
*/
groups: {
value: ['default'],
getter: function() {
if (!this._groups) {
this._groups = {};
return [];
}
return Y.Object.keys(this._groups);
},
setter: function(g) {
this._groups = Y.Array.hash(g);
return g;
}
},
/**
* Array of valid handles to add. Adding something here will set all handles, even if previously added with addHandle
* @attribute handles
* @type Array
*/
handles: {
value: null,
setter: function(g) {
if (g) {
this._handles = {};
Y.Array.each(g, function(v) {
var key = v;
if (v instanceof Y.Node || v instanceof Y.NodeList) {
key = v._yuid;
}
this._handles[key] = v;
}, this);
} else {
this._handles = null;
}
return g;
}
},
/**
* Controls the default bubble parent for this Drag instance. Default: Y.DD.DDM. Set to false to disable bubbling. Use bubbleTargets in config
* @deprecated
* @attribute bubbles
* @type Object
*/
bubbles: {
setter: function(t) {
Y.log('bubbles is deprecated use bubbleTargets: HOST', 'warn', 'dd');
this.addTarget(t);
return t;
}
},
/**
* Should the mousedown event be halted. Default: true
* @attribute haltDown
* @type Boolean
*/
haltDown: {
value: true
}
};
Y.extend(Drag, Y.Base, {
/**
* Checks the object for the methods needed to drag the object around.
* Normally this would be a node instance, but in the case of Graphics, it
* may be an SVG node or something similar.
* @method _canDrag
* @private
* @param {Object} n The object to check
* @return {Boolean} True or false if the Object contains the methods needed to Drag
*/
_canDrag: function(n) {
if (n && n.setXY && n.getXY && n.test && n.contains) {
return true;
}
return false;
},
/**
* The default bubbleTarget for this object. Default: Y.DD.DDM
* @private
* @property _bubbleTargets
*/
_bubbleTargets: Y.DD.DDM,
/**
* Add this Drag instance to a group, this should be used for on-the-fly group additions.
* @method addToGroup
* @param {String} g The group to add this Drag Instance to.
* @chainable
*/
addToGroup: function(g) {
this._groups[g] = true;
DDM._activateTargets();
return this;
},
/**
* Remove this Drag instance from a group, this should be used for on-the-fly group removals.
* @method removeFromGroup
* @param {String} g The group to remove this Drag Instance from.
* @chainable
*/
removeFromGroup: function(g) {
delete this._groups[g];
DDM._activateTargets();
return this;
},
/**
* This will be a reference to the Drop instance associated with this drag if the target: true config attribute is set..
* @property target
* @type {Object}
*/
target: null,
/**
* Attribute handler for the target config attribute.
* @private
* @method _handleTarget
* @param {Boolean/Object} config The Config
*/
_handleTarget: function(config) {
if (Y.DD.Drop) {
if (config === false) {
if (this.target) {
DDM._unregTarget(this.target);
this.target = null;
}
} else {
if (!Y.Lang.isObject(config)) {
config = {};
}
config.bubbleTargets = config.bubbleTargets || this.getTargets();
config.node = this.get(NODE);
config.groups = config.groups || this.get('groups');
this.target = new Y.DD.Drop(config);
}
}
},
/**
* Storage Array for the groups this drag belongs to.
* @private
* @property _groups
* @type {Array}
*/
_groups: null,
/**
* This method creates all the events for this Event Target and publishes them so we get Event Bubbling.
* @private
* @method _createEvents
*/
_createEvents: function() {
this.publish(EV_MOUSE_DOWN, {
defaultFn: this._defMouseDownFn,
queuable: false,
emitFacade: true,
bubbles: true,
prefix: 'drag'
});
this.publish(EV_ALIGN, {
defaultFn: this._defAlignFn,
queuable: false,
emitFacade: true,
bubbles: true,
prefix: 'drag'
});
this.publish(EV_DRAG, {
defaultFn: this._defDragFn,
queuable: false,
emitFacade: true,
bubbles: true,
prefix: 'drag'
});
this.publish(EV_END, {
defaultFn: this._defEndFn,
preventedFn: this._prevEndFn,
queuable: false,
emitFacade: true,
bubbles: true,
prefix: 'drag'
});
var ev = [
EV_AFTER_MOUSE_DOWN,
EV_REMOVE_HANDLE,
EV_ADD_HANDLE,
EV_REMOVE_INVALID,
EV_ADD_INVALID,
EV_START,
'drag:drophit',
'drag:dropmiss',
'drag:over',
'drag:enter',
'drag:exit'
];
Y.Array.each(ev, function(v) {
this.publish(v, {
type: v,
emitFacade: true,
bubbles: true,
preventable: false,
queuable: false,
prefix: 'drag'
});
}, this);
},
/**
* A private reference to the mousedown DOM event
* @private
* @property _ev_md
* @type {EventFacade}
*/
_ev_md: null,
/**
* The getTime of the mousedown event. Not used, just here in case someone wants/needs to use it.
* @private
* @property _startTime
* @type Date
*/
_startTime: null,
/**
* The getTime of the mouseup event. Not used, just here in case someone wants/needs to use it.
* @private
* @property _endTime
* @type Date
*/
_endTime: null,
/**
* A private hash of the valid drag handles
* @private
* @property _handles
* @type {Object}
*/
_handles: null,
/**
* A private hash of the invalid selector strings
* @private
* @property _invalids
* @type {Object}
*/
_invalids: null,
/**
* A private hash of the default invalid selector strings: {'textarea': true, 'input': true, 'a': true, 'button': true, 'select': true}
* @private
* @property _invalidsDefault
* @type {Object}
*/
_invalidsDefault: {'textarea': true, 'input': true, 'a': true, 'button': true, 'select': true },
/**
* Private flag to see if the drag threshhold was met
* @private
* @property _dragThreshMet
* @type {Boolean}
*/
_dragThreshMet: null,
/**
* Flag to determine if the drag operation came from a timeout
* @private
* @property _fromTimeout
* @type {Boolean}
*/
_fromTimeout: null,
/**
* Holder for the setTimeout call
* @private
* @property _clickTimeout
* @type {Boolean}
*/
_clickTimeout: null,
/**
* The offset of the mouse position to the element's position
* @property deltaXY
* @type {Array}
*/
deltaXY: null,
/**
* The initial mouse position
* @property startXY
* @type {Array}
*/
startXY: null,
/**
* The initial element position
* @property nodeXY
* @type {Array}
*/
nodeXY: null,
/**
* The position of the element as it's moving (for offset calculations)
* @property lastXY
* @type {Array}
*/
lastXY: null,
/**
* The xy that the node will be set to. Changing this will alter the position as it's dragged.
* @property actXY
* @type {Array}
*/
actXY: null,
/**
* The real xy position of the node.
* @property realXY
* @type {Array}
*/
realXY: null,
/**
* The XY coords of the mousemove
* @property mouseXY
* @type {Array}
*/
mouseXY: null,
/**
* A region object associated with this drag, used for checking regions while dragging.
* @property region
* @type Object
*/
region: null,
/**
* Handler for the mouseup DOM event
* @private
* @method _handleMouseUp
* @param {EventFacade} ev The Event
*/
_handleMouseUp: function() {
this.fire('drag:mouseup');
this._fixIEMouseUp();
if (DDM.activeDrag) {
DDM._end();
}
},
/**
* The function we use as the ondragstart handler when we start a drag
* in Internet Explorer. This keeps IE from blowing up on images as drag handles.
* @private
* @method _fixDragStart
* @param {Event} e The Event
*/
_fixDragStart: function(e) {
if (this.validClick(e)) {
e.preventDefault();
}
},
/**
* The function we use as the onselectstart handler when we start a drag in Internet Explorer
* @private
* @method _ieSelectFix
*/
_ieSelectFix: function() {
return false;
},
/**
* We will hold a copy of the current "onselectstart" method on this property, and reset it after we are done using it.
* @private
* @property _ieSelectBack
*/
_ieSelectBack: null,
/**
* This method copies the onselectstart listner on the document to the _ieSelectFix property
* @private
* @method _fixIEMouseDown
*/
_fixIEMouseDown: function() {
if (Y.UA.ie) {
this._ieSelectBack = Y.config.doc.body.onselectstart;
Y.config.doc.body.onselectstart = this._ieSelectFix;
}
},
/**
* This method copies the _ieSelectFix property back to the onselectstart listner on the document.
* @private
* @method _fixIEMouseUp
*/
_fixIEMouseUp: function() {
if (Y.UA.ie) {
Y.config.doc.body.onselectstart = this._ieSelectBack;
}
},
/**
* Handler for the mousedown DOM event
* @private
* @method _handleMouseDownEvent
* @param {EventFacade} ev The Event
*/
_handleMouseDownEvent: function(ev) {
if (this.validClick(ev)) {
ev.preventDefault();
}
this.fire(EV_MOUSE_DOWN, { ev: ev });
},
/**
* Handler for the mousedown DOM event
* @private
* @method _defMouseDownFn
* @param {EventFacade} e The Event
*/
_defMouseDownFn: function(e) {
var ev = e.ev;
this._dragThreshMet = false;
this._ev_md = ev;
if (this.get('primaryButtonOnly') && ev.button > 1) {
return false;
}
if (this.validClick(ev)) {
this._fixIEMouseDown(ev);
if (Drag.START_EVENT.indexOf('gesture') !== 0) {
//Only do these if it's not a gesture
if (this.get('haltDown')) {
Y.log('Halting MouseDown', 'info', 'drag');
ev.halt();
} else {
Y.log('Preventing Default on MouseDown', 'info', 'drag');
ev.preventDefault();
}
}
this._setStartPosition([ev.pageX, ev.pageY]);
DDM.activeDrag = this;
this._clickTimeout = Y.later(this.get('clickTimeThresh'), this, this._timeoutCheck);
}
this.fire(EV_AFTER_MOUSE_DOWN, { ev: ev });
},
/**
* Method first checks to see if we have handles, if so it validates the click
* against the handle. Then if it finds a valid handle, it checks it against
* the invalid handles list. Returns true if a good handle was used, false otherwise.
* @method validClick
* @param {EventFacade} ev The Event
* @return {Boolean}
*/
validClick: function(ev) {
var r = false, n = false,
tar = ev.target,
hTest = null,
els = null,
nlist = null,
set = false;
if (this._handles) {
Y.Object.each(this._handles, function(i, n) {
if (i instanceof Y.Node || i instanceof Y.NodeList) {
if (!r) {
nlist = i;
if (nlist instanceof Y.Node) {
nlist = new Y.NodeList(i._node);
}
nlist.each(function(nl) {
if (nl.contains(tar)) {
r = true;
}
});
}
} else if (Y.Lang.isString(n)) {
//Am I this or am I inside this
if (tar.test(n + ', ' + n + ' *') && !hTest) {
hTest = n;
r = true;
}
}
});
} else {
n = this.get(NODE);
if (n.contains(tar) || n.compareTo(tar)) {
r = true;
}
}
if (r) {
if (this._invalids) {
Y.Object.each(this._invalids, function(i, n) {
if (Y.Lang.isString(n)) {
//Am I this or am I inside this
if (tar.test(n + ', ' + n + ' *')) {
r = false;
}
}
});
}
}
if (r) {
if (hTest) {
els = ev.currentTarget.all(hTest);
set = false;
els.each(function(n) {
if ((n.contains(tar) || n.compareTo(tar)) && !set) {
set = true;
this.set('activeHandle', n);
}
}, this);
} else {
this.set('activeHandle', this.get(NODE));
}
}
return r;
},
/**
* Sets the current position of the Element and calculates the offset
* @private
* @method _setStartPosition
* @param {Array} xy The XY coords to set the position to.
*/
_setStartPosition: function(xy) {
this.startXY = xy;
this.nodeXY = this.lastXY = this.realXY = this.get(NODE).getXY();
if (this.get('offsetNode')) {
this.deltaXY = [(this.startXY[0] - this.nodeXY[0]), (this.startXY[1] - this.nodeXY[1])];
} else {
this.deltaXY = [0, 0];
}
},
/**
* The method passed to setTimeout to determine if the clickTimeThreshold was met.
* @private
* @method _timeoutCheck
*/
_timeoutCheck: function() {
if (!this.get('lock') && !this._dragThreshMet && this._ev_md) {
this._fromTimeout = this._dragThreshMet = true;
this.start();
this._alignNode([this._ev_md.pageX, this._ev_md.pageY], true);
}
},
/**
* Remove a Selector added by addHandle
* @method removeHandle
* @param {String} str The selector for the handle to be removed.
* @chainable
*/
removeHandle: function(str) {
var key = str;
if (str instanceof Y.Node || str instanceof Y.NodeList) {
key = str._yuid;
}
if (this._handles[key]) {
delete this._handles[key];
this.fire(EV_REMOVE_HANDLE, { handle: str });
}
return this;
},
/**
* Add a handle to a drag element. Drag only initiates when a mousedown happens on this element.
* @method addHandle
* @param {String} str The selector to test for a valid handle. Must be a child of the element.
* @chainable
*/
addHandle: function(str) {
if (!this._handles) {
this._handles = {};
}
var key = str;
if (str instanceof Y.Node || str instanceof Y.NodeList) {
key = str._yuid;
}
this._handles[key] = str;
this.fire(EV_ADD_HANDLE, { handle: str });
return this;
},
/**
* Remove an invalid handle added by addInvalid
* @method removeInvalid
* @param {String} str The invalid handle to remove from the internal list.
* @chainable
*/
removeInvalid: function(str) {
if (this._invalids[str]) {
this._invalids[str] = null;
delete this._invalids[str];
this.fire(EV_REMOVE_INVALID, { handle: str });
}
return this;
},
/**
* Add a selector string to test the handle against. If the test passes the drag operation will not continue.
* @method addInvalid
* @param {String} str The selector to test against to determine if this is an invalid drag handle.
* @chainable
*/
addInvalid: function(str) {
if (Y.Lang.isString(str)) {
this._invalids[str] = true;
this.fire(EV_ADD_INVALID, { handle: str });
}
return this;
},
/**
* Internal init handler
* @private
* @method initializer
*/
initializer: function() {
this.get(NODE).dd = this;
if (!this.get(NODE).get('id')) {
var id = Y.stamp(this.get(NODE));
this.get(NODE).set('id', id);
}
this.actXY = [];
this._invalids = Y.clone(this._invalidsDefault, true);
this._createEvents();
if (!this.get(DRAG_NODE)) {
this.set(DRAG_NODE, this.get(NODE));
}
//Fix for #2528096
//Don't prep the DD instance until all plugins are loaded.
this.on('initializedChange', Y.bind(this._prep, this));
//Shouldn't have to do this..
this.set('groups', this.get('groups'));
},
/**
* Attach event listners and add classname
* @private
* @method _prep
*/
_prep: function() {
this._dragThreshMet = false;
var node = this.get(NODE);
node.addClass(DDM.CSS_PREFIX + '-draggable');
node.on(Drag.START_EVENT, Y.bind(this._handleMouseDownEvent, this));
node.on('mouseup', Y.bind(this._handleMouseUp, this));
node.on('dragstart', Y.bind(this._fixDragStart, this));
},
/**
* Detach event listeners and remove classname
* @private
* @method _unprep
*/
_unprep: function() {
var node = this.get(NODE);
node.removeClass(DDM.CSS_PREFIX + '-draggable');
node.detachAll('mouseup');
node.detachAll('dragstart');
node.detachAll(Drag.START_EVENT);
this.mouseXY = [];
this.deltaXY = [0,0];
this.startXY = [];
this.nodeXY = [];
this.lastXY = [];
this.actXY = [];
this.realXY = [];
},
/**
* Starts the drag operation
* @method start
* @chainable
*/
start: function() {
if (!this.get('lock') && !this.get(DRAGGING)) {
var node = this.get(NODE), ow, oh, xy;
this._startTime = (new Date()).getTime();
DDM._start();
node.addClass(DDM.CSS_PREFIX + '-dragging');
this.fire(EV_START, {
pageX: this.nodeXY[0],
pageY: this.nodeXY[1],
startTime: this._startTime
});
node = this.get(DRAG_NODE);
xy = this.nodeXY;
ow = node.get(OFFSET_WIDTH);
oh = node.get(OFFSET_HEIGHT);
if (this.get('startCentered')) {
this._setStartPosition([xy[0] + (ow / 2), xy[1] + (oh / 2)]);
}
this.region = {
'0': xy[0],
'1': xy[1],
area: 0,
top: xy[1],
right: xy[0] + ow,
bottom: xy[1] + oh,
left: xy[0]
};
this.set(DRAGGING, true);
}
return this;
},
/**
* Ends the drag operation
* @method end
* @chainable
*/
end: function() {
this._endTime = (new Date()).getTime();
if (this._clickTimeout) {
this._clickTimeout.cancel();
}
this._dragThreshMet = this._fromTimeout = false;
if (!this.get('lock') && this.get(DRAGGING)) {
this.fire(EV_END, {
pageX: this.lastXY[0],
pageY: this.lastXY[1],
startTime: this._startTime,
endTime: this._endTime
});
}
this.get(NODE).removeClass(DDM.CSS_PREFIX + '-dragging');
this.set(DRAGGING, false);
this.deltaXY = [0, 0];
return this;
},
/**
* Handler for fixing the selection in IE
* @private
* @method _defEndFn
*/
_defEndFn: function() {
this._fixIEMouseUp();
this._ev_md = null;
},
/**
* Handler for preventing the drag:end event. It will reset the node back to it's start position
* @private
* @method _prevEndFn
*/
_prevEndFn: function() {
this._fixIEMouseUp();
//Bug #1852577
this.get(DRAG_NODE).setXY(this.nodeXY);
this._ev_md = null;
this.region = null;
},
/**
* Calculates the offsets and set's the XY that the element will move to.
* @private
* @method _align
* @param {Array} xy The xy coords to align with.
*/
_align: function(xy) {
this.fire(EV_ALIGN, {pageX: xy[0], pageY: xy[1] });
},
/**
* Calculates the offsets and set's the XY that the element will move to.
* @private
* @method _defAlignFn
* @param {EventFacade} e The drag:align event.
*/
_defAlignFn: function(e) {
this.actXY = [e.pageX - this.deltaXY[0], e.pageY - this.deltaXY[1]];
},
/**
* This method performs the alignment before the element move.
* @private
* @method _alignNode
* @param {Array} eXY The XY to move the element to, usually comes from the mousemove DOM event.
*/
_alignNode: function(eXY, scroll) {
this._align(eXY);
if (!scroll) {
this._moveNode();
}
},
/**
* This method performs the actual element move.
* @private
* @method _moveNode
*/
_moveNode: function(scroll) {
//if (!this.get(DRAGGING)) {
// return;
//}
var diffXY = [], diffXY2 = [], startXY = this.nodeXY, xy = this.actXY;
diffXY[0] = (xy[0] - this.lastXY[0]);
diffXY[1] = (xy[1] - this.lastXY[1]);
diffXY2[0] = (xy[0] - this.nodeXY[0]);
diffXY2[1] = (xy[1] - this.nodeXY[1]);
this.region = {
'0': xy[0],
'1': xy[1],
area: 0,
top: xy[1],
right: xy[0] + this.get(DRAG_NODE).get(OFFSET_WIDTH),
bottom: xy[1] + this.get(DRAG_NODE).get(OFFSET_HEIGHT),
left: xy[0]
};
this.fire(EV_DRAG, {
pageX: xy[0],
pageY: xy[1],
scroll: scroll,
info: {
start: startXY,
xy: xy,
delta: diffXY,
offset: diffXY2
}
});
this.lastXY = xy;
},
/**
* Default function for drag:drag. Fired from _moveNode.
* @private
* @method _defDragFn
* @param {EventFacade} ev The drag:drag event
*/
_defDragFn: function(e) {
if (this.get('move')) {
if (e.scroll && e.scroll.node) {
var domNode = e.scroll.node.getDOMNode();
//If it's the window
if (domNode === Y.config.win) {
domNode.scrollTo(e.scroll.left, e.scroll.top);
} else {
e.scroll.node.set('scrollTop', e.scroll.top);
e.scroll.node.set('scrollLeft', e.scroll.left);
}
}
this.get(DRAG_NODE).setXY([e.pageX, e.pageY]);
this.realXY = [e.pageX, e.pageY];
}
},
/**
* Fired from DragDropMgr (DDM) on mousemove.
* @private
* @method _move
* @param {EventFacade} ev The mousemove DOM event
*/
_move: function(ev) {
if (this.get('lock')) {
return false;
}
this.mouseXY = [ev.pageX, ev.pageY];
if (!this._dragThreshMet) {
var diffX = Math.abs(this.startXY[0] - ev.pageX),
diffY = Math.abs(this.startXY[1] - ev.pageY);
if (diffX > this.get('clickPixelThresh') || diffY > this.get('clickPixelThresh')) {
this._dragThreshMet = true;
this.start();
//This only happens on gestures to stop the page from scrolling
if (ev && ev.preventDefault) {
ev.preventDefault();
}
this._alignNode([ev.pageX, ev.pageY]);
}
} else {
if (this._clickTimeout) {
this._clickTimeout.cancel();
}
this._alignNode([ev.pageX, ev.pageY]);
}
},
/**
* Method will forcefully stop a drag operation. For example calling this from inside an ESC keypress handler will stop this drag.
* @method stopDrag
* @chainable
*/
stopDrag: function() {
if (this.get(DRAGGING)) {
DDM._end();
}
return this;
},
/**
* Lifecycle destructor, unreg the drag from the DDM and remove listeners
* @private
* @method destructor
*/
destructor: function() {
this._unprep();
if (this.target) {
this.target.destroy();
}
DDM._unregDrag(this);
}
});
Y.namespace('DD');
Y.DD.Drag = Drag;
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Sindbad File Manager Version 1.0, Coded By Sindbad EG ~ The Terrorists