/*!
* jQuery UI Selectable 1.13.3
* https://jqueryui.com
*
* Copyright OpenJS Foundation and other contributors
* Released under the MIT license.
* https://jquery.org/license
*/
//>>label: Selectable
//>>group: Interactions
//>>description: Allows groups of elements to be selected with the mouse.
//>>docs: https://api.jqueryui.com/selectable/
//>>demos: https://jqueryui.com/selectable/
//>>css.structure: ../../themes/base/selectable.css
( function( factory ) {
"use strict";
if ( typeof define === "function" && define.amd ) {
// AMD. Register as an anonymous module.
define( [
"jquery",
"./mouse",
"../version",
"../widget"
], factory );
} else {
// Browser globals
factory( jQuery );
}
} )( function( $ ) {
"use strict";
return $.widget( "ui.selectable", $.ui.mouse, {
version: "1.13.3",
options: {
appendTo: "body",
autoRefresh: true,
distance: 0,
filter: "*",
tolerance: "touch",
// Callbacks
selected: null,
selecting: null,
start: null,
stop: null,
unselected: null,
unselecting: null
},
_create: function() {
var that = this;
this._addClass( "ui-selectable" );
this.dragged = false;
// Cache selectee children based on filter
this.refresh = function() {
that.elementPos = $( that.element[ 0 ] ).offset();
that.selectees = $( that.options.filter, that.element[ 0 ] );
that._addClass( that.selectees, "ui-selectee" );
that.selectees.each( function() {
var $this = $( this ),
selecteeOffset = $this.offset(),
pos = {
left: selecteeOffset.left - that.elementPos.left,
top: selecteeOffset.top - that.elementPos.top
};
$.data( this, "selectable-item", {
element: this,
$element: $this,
left: pos.left,
top: pos.top,
right: pos.left + $this.outerWidth(),
bottom: pos.top + $this.outerHeight(),
startselected: false,
selected: $this.hasClass( "ui-selected" ),
selecting: $this.hasClass( "ui-selecting" ),
unselecting: $this.hasClass( "ui-unselecting" )
} );
} );
};
this.refresh();
this._mouseInit();
this.helper = $( "<div>" );
this._addClass( this.helper, "ui-selectable-helper" );
},
_destroy: function() {
this.selectees.removeData( "selectable-item" );
this._mouseDestroy();
},
_mouseStart: function( event ) {
var that = this,
options = this.options;
this.opos = [ event.pageX, event.pageY ];
this.elementPos = $( this.element[ 0 ] ).offset();
if ( this.options.disabled ) {
return;
}
this.selectees = $( options.filter, this.element[ 0 ] );
this._trigger( "start", event );
$( options.appendTo ).append( this.helper );
// position helper (lasso)
this.helper.css( {
"left": event.pageX,
"top": event.pageY,
"width": 0,
"height": 0
} );
if ( options.autoRefresh ) {
this.refresh();
}
this.selectees.filter( ".ui-selected" ).each( function() {
var selectee = $.data( this, "selectable-item" );
selectee.startselected = true;
if ( !event.metaKey && !event.ctrlKey ) {
that._removeClass( selectee.$element, "ui-selected" );
selectee.selected = false;
that._addClass( selectee.$element, "ui-unselecting" );
selectee.unselecting = true;
// selectable UNSELECTING callback
that._trigger( "unselecting", event, {
unselecting: selectee.element
} );
}
} );
$( event.target ).parents().addBack().each( function() {
var doSelect,
selectee = $.data( this, "selectable-item" );
if ( selectee ) {
doSelect = ( !event.metaKey && !event.ctrlKey ) ||
!selectee.$element.hasClass( "ui-selected" );
that._removeClass( selectee.$element, doSelect ? "ui-unselecting" : "ui-selected" )
._addClass( selectee.$element, doSelect ? "ui-selecting" : "ui-unselecting" );
selectee.unselecting = !doSelect;
selectee.selecting = doSelect;
selectee.selected = doSelect;
// selectable (UN)SELECTING callback
if ( doSelect ) {
that._trigger( "selecting", event, {
selecting: selectee.element
} );
} else {
that._trigger( "unselecting", event, {
unselecting: selectee.element
} );
}
return false;
}
} );
},
_mouseDrag: function( event ) {
this.dragged = true;
if ( this.options.disabled ) {
return;
}
var tmp,
that = this,
options = this.options,
x1 = this.opos[ 0 ],
y1 = this.opos[ 1 ],
x2 = event.pageX,
y2 = event.pageY;
if ( x1 > x2 ) {
tmp = x2; x2 = x1; x1 = tmp;
}
if ( y1 > y2 ) {
tmp = y2; y2 = y1; y1 = tmp;
}
this.helper.css( { left: x1, top: y1, width: x2 - x1, height: y2 - y1 } );
this.selectees.each( function() {
var selectee = $.data( this, "selectable-item" ),
hit = false,
offset = {};
//prevent helper from being selected if appendTo: selectable
if ( !selectee || selectee.element === that.element[ 0 ] ) {
return;
}
offset.left = selectee.left + that.elementPos.left;
offset.right = selectee.right + that.elementPos.left;
offset.top = selectee.top + that.elementPos.top;
offset.bottom = selectee.bottom + that.elementPos.top;
if ( options.tolerance === "touch" ) {
hit = ( !( offset.left > x2 || offset.right < x1 || offset.top > y2 ||
offset.bottom < y1 ) );
} else if ( options.tolerance === "fit" ) {
hit = ( offset.left > x1 && offset.right < x2 && offset.top > y1 &&
offset.bottom < y2 );
}
if ( hit ) {
// SELECT
if ( selectee.selected ) {
that._removeClass( selectee.$element, "ui-selected" );
selectee.selected = false;
}
if ( selectee.unselecting ) {
that._removeClass( selectee.$element, "ui-unselecting" );
selectee.unselecting = false;
}
if ( !selectee.selecting ) {
that._addClass( selectee.$element, "ui-selecting" );
selectee.selecting = true;
// selectable SELECTING callback
that._trigger( "selecting", event, {
selecting: selectee.element
} );
}
} else {
// UNSELECT
if ( selectee.selecting ) {
if ( ( event.metaKey || event.ctrlKey ) && selectee.startselected ) {
that._removeClass( selectee.$element, "ui-selecting" );
selectee.selecting = false;
that._addClass( selectee.$element, "ui-selected" );
selectee.selected = true;
} else {
that._removeClass( selectee.$element, "ui-selecting" );
selectee.selecting = false;
if ( selectee.startselected ) {
that._addClass( selectee.$element, "ui-unselecting" );
selectee.unselecting = true;
}
// selectable UNSELECTING callback
that._trigger( "unselecting", event, {
unselecting: selectee.element
} );
}
}
if ( selectee.selected ) {
if ( !event.metaKey && !event.ctrlKey && !selectee.startselected ) {
that._removeClass( selectee.$element, "ui-selected" );
selectee.selected = false;
that._addClass( selectee.$element, "ui-unselecting" );
selectee.unselecting = true;
// selectable UNSELECTING callback
that._trigger( "unselecting", event, {
unselecting: selectee.element
} );
}
}
}
} );
return false;
},
_mouseStop: function( event ) {
var that = this;
this.dragged = false;
$( ".ui-unselecting", this.element[ 0 ] ).each( function() {
var selectee = $.data( this, "selectable-item" );
that._removeClass( selectee.$element, "ui-unselecting" );
selectee.unselecting = false;
selectee.startselected = false;
that._trigger( "unselected", event, {
unselected: selectee.element
} );
} );
$( ".ui-selecting", this.element[ 0 ] ).each( function() {
var selectee = $.data( this, "selectable-item" );
that._removeClass( selectee.$element, "ui-selecting" )
._addClass( selectee.$element, "ui-selected" );
selectee.selecting = false;
selectee.selected = true;
selectee.startselected = true;
that._trigger( "selected", event, {
selected: selectee.element
} );
} );
this._trigger( "stop", event );
this.helper.remove();
return false;
}
} );
} );
في ظل التحول الرقمي المتسارع، أصبح التسويق الإلكتروني أحد أهم الأدوات التي تعتمد عليها المؤسسات والشركات لتحقيق الانتشار والوصول إلى جمهور أوسع.
في هذا الحوار التسجيلي، نسلّط الضوء على مفهوم التسويق الإلكتروني، أهميته في العصر الحديث، وكيف غيّر قواعد اللعبة في عالم المال والأعمال.
ال