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scottgonzalezscottgonzalez
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Sortable: Remove uses of self var; use that var.
1 parent 71c0562 commit a15d40e

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-41
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+37
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‎ui/jquery.ui.sortable.js

Lines changed: 37 additions & 41 deletions
Original file line numberDiff line numberDiff line change
@@ -100,13 +100,13 @@ $.widget("ui.sortable", $.ui.mouse, {
100100
this._refreshItems(event);
101101

102102
//Find out if the clicked node (or one of its parents) is a actual item in this.items
103-
var currentItem = null, self = this, nodes = $(event.target).parents().each(function() {
104-
if($.data(this, that.widgetName + '-item') == self) {
103+
var currentItem = null, nodes = $(event.target).parents().each(function() {
104+
if($.data(this, that.widgetName + '-item') == that) {
105105
currentItem = $(this);
106106
return false;
107107
}
108108
});
109-
if($.data(event.target, that.widgetName + '-item') == self) currentItem = $(event.target);
109+
if($.data(event.target, that.widgetName + '-item') == that) currentItem = $(event.target);
110110

111111
if(!currentItem) return false;
112112
if(this.options.handle && !overrideHandle) {
@@ -124,7 +124,7 @@ $.widget("ui.sortable", $.ui.mouse, {
124124

125125
_mouseStart: function(event, overrideHandle, noActivation) {
126126

127-
var o = this.options, self = this;
127+
var o = this.options;
128128
this.currentContainer = this;
129129

130130
//We only need to call refreshPositions, because the refreshItems call has been moved to mouseCapture
@@ -167,7 +167,7 @@ $.widget("ui.sortable", $.ui.mouse, {
167167
// TODO: Still need to figure out a way to make relative sorting possible
168168
this.helper.css("position", "absolute");
169169
this.cssPosition = this.helper.css("position");
170-
170+
171171
//Generate the original position
172172
this.originalPosition = this._generatePosition(event);
173173
this.originalPageX = event.pageX;
@@ -220,7 +220,7 @@ $.widget("ui.sortable", $.ui.mouse, {
220220

221221
//Post 'activate' events to possible containers
222222
if(!noActivation) {
223-
for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]._trigger("activate", event, self._uiHash(this)); }
223+
for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]._trigger("activate", event, this._uiHash(this)); }
224224
}
225225

226226
//Prepare possible droppables
@@ -338,16 +338,16 @@ $.widget("ui.sortable", $.ui.mouse, {
338338
$.ui.ddmanager.drop(this, event);
339339

340340
if(this.options.revert) {
341-
var self = this;
342-
var cur = self.placeholder.offset();
341+
var that = this;
342+
var cur = this.placeholder.offset();
343343

344-
self.reverting = true;
344+
this.reverting = true;
345345

346346
$(this.helper).animate({
347-
left: cur.left - this.offset.parent.left - self.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft),
348-
top: cur.top - this.offset.parent.top - self.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop)
347+
left: cur.left - this.offset.parent.left - this.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft),
348+
top: cur.top - this.offset.parent.top - this.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop)
349349
}, parseInt(this.options.revert, 10) || 500, function() {
350-
self._clear(event);
350+
that._clear(event);
351351
});
352352
} else {
353353
this._clear(event, noPropagation);
@@ -359,8 +359,6 @@ $.widget("ui.sortable", $.ui.mouse, {
359359

360360
cancel: function() {
361361

362-
var self = this;
363-
364362
if(this.dragging) {
365363

366364
this._mouseUp({ target: null });
@@ -372,9 +370,9 @@ $.widget("ui.sortable", $.ui.mouse, {
372370

373371
//Post deactivating events to containers
374372
for (var i = this.containers.length - 1; i >= 0; i--){
375-
this.containers[i]._trigger("deactivate", null, self._uiHash(this));
373+
this.containers[i]._trigger("deactivate", null, this._uiHash(this));
376374
if(this.containers[i].containerCache.over) {
377-
this.containers[i]._trigger("out", null, self._uiHash(this));
375+
this.containers[i]._trigger("out", null, this._uiHash(this));
378376
this.containers[i].containerCache.over = 0;
379377
}
380378
}
@@ -522,7 +520,6 @@ $.widget("ui.sortable", $.ui.mouse, {
522520

523521
_getItemsAsjQuery: function(connected) {
524522

525-
var self = this;
526523
var items = [];
527524
var queries = [];
528525
var connectWith = this._connectWith();
@@ -571,7 +568,6 @@ $.widget("ui.sortable", $.ui.mouse, {
571568
this.items = [];
572569
this.containers = [this];
573570
var items = this.items;
574-
var self = this;
575571
var queries = [[$.isFunction(this.options.items) ? this.options.items.call(this.element[0], event, { item: this.currentItem }) : $(this.options.items, this.element), this]];
576572
var connectWith = this._connectWith();
577573

@@ -650,16 +646,16 @@ $.widget("ui.sortable", $.ui.mouse, {
650646
},
651647

652648
_createPlaceholder: function(that) {
653-
654-
var self = that || this, o = self.options;
649+
that = that || this;
650+
var o = that.options;
655651

656652
if(!o.placeholder || o.placeholder.constructor == String) {
657653
var className = o.placeholder;
658654
o.placeholder = {
659655
element: function() {
660656

661-
var el = $(document.createElement(self.currentItem[0].nodeName))
662-
.addClass(className || self.currentItem[0].className+" ui-sortable-placeholder")
657+
var el = $(document.createElement(that.currentItem[0].nodeName))
658+
.addClass(className || that.currentItem[0].className+" ui-sortable-placeholder")
663659
.removeClass("ui-sortable-helper")[0];
664660

665661
if(!className)
@@ -674,20 +670,20 @@ $.widget("ui.sortable", $.ui.mouse, {
674670
if(className && !o.forcePlaceholderSize) return;
675671

676672
//If the element doesn't have a actual height by itself (without styles coming from a stylesheet), it receives the inline height from the dragged item
677-
if(!p.height()) { p.height(self.currentItem.innerHeight() - parseInt(self.currentItem.css('paddingTop')||0, 10) - parseInt(self.currentItem.css('paddingBottom')||0, 10)); };
678-
if(!p.width()) { p.width(self.currentItem.innerWidth() - parseInt(self.currentItem.css('paddingLeft')||0, 10) - parseInt(self.currentItem.css('paddingRight')||0, 10)); };
673+
if(!p.height()) { p.height(that.currentItem.innerHeight() - parseInt(that.currentItem.css('paddingTop')||0, 10) - parseInt(that.currentItem.css('paddingBottom')||0, 10)); };
674+
if(!p.width()) { p.width(that.currentItem.innerWidth() - parseInt(that.currentItem.css('paddingLeft')||0, 10) - parseInt(that.currentItem.css('paddingRight')||0, 10)); };
679675
}
680676
};
681677
}
682678

683679
//Create the placeholder
684-
self.placeholder = $(o.placeholder.element.call(self.element, self.currentItem));
680+
that.placeholder = $(o.placeholder.element.call(that.element, that.currentItem));
685681

686682
//Append it after the actual current item
687-
self.currentItem.after(self.placeholder);
683+
that.currentItem.after(that.placeholder);
688684

689685
//Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317)
690-
o.placeholder.update(self, self.placeholder);
686+
o.placeholder.update(that, that.placeholder);
691687

692688
},
693689

@@ -970,11 +966,11 @@ $.widget("ui.sortable", $.ui.mouse, {
970966
// 3. on the local scope, we copy the counter variable, and check in the timeout, if it's still the same
971967
// 4. this lets only the last addition to the timeout stack through
972968
this.counter = this.counter ? ++this.counter : 1;
973-
var self = this, counter = this.counter;
969+
var counter = this.counter;
974970

975-
window.setTimeout(function() {
976-
if(counter == self.counter) self.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove
977-
},0);
971+
this._delay(function() {
972+
if(counter == this.counter) this.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove
973+
});
978974

979975
},
980976

@@ -983,7 +979,7 @@ $.widget("ui.sortable", $.ui.mouse, {
983979
this.reverting = false;
984980
// We delay all events that have to be triggered to after the point where the placeholder has been removed and
985981
// everything else normalized again
986-
var delayedTriggers = [], self = this;
982+
var delayedTriggers = [];
987983

988984
// We first have to update the dom position of the actual currentItem
989985
// Note: don't do it if the current item is already removed (by a user), or it gets reappended (see #4088)
@@ -1058,16 +1054,16 @@ $.widget("ui.sortable", $.ui.mouse, {
10581054
}
10591055
},
10601056

1061-
_uiHash: function(inst) {
1062-
var self = inst || this;
1057+
_uiHash: function(_inst) {
1058+
var inst = _inst || this;
10631059
return {
1064-
helper: self.helper,
1065-
placeholder: self.placeholder || $([]),
1066-
position: self.position,
1067-
originalPosition: self.originalPosition,
1068-
offset: self.positionAbs,
1069-
item: self.currentItem,
1070-
sender: inst ? inst.element : null
1060+
helper: inst.helper,
1061+
placeholder: inst.placeholder || $([]),
1062+
position: inst.position,
1063+
originalPosition: inst.originalPosition,
1064+
offset: inst.positionAbs,
1065+
item: inst.currentItem,
1066+
sender: _inst ? _inst.element : null
10711067
};
10721068
}
10731069

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