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Merge commit 'd32092c1f0' as 'jquery-ui'
This commit is contained in:
Mark Schouten
commit
b23131fdc2
717 changed files with 518330 additions and 0 deletions
jquery-ui/ui/widgets
497
jquery-ui/ui/widgets/droppable.js
vendored
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497
jquery-ui/ui/widgets/droppable.js
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/*!
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* jQuery UI Droppable @VERSION
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* http://jqueryui.com
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*
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* Copyright jQuery Foundation and other contributors
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* Released under the MIT license.
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* http://jquery.org/license
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*/
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//>>label: Droppable
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//>>group: Interactions
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//>>description: Enables drop targets for draggable elements.
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//>>docs: http://api.jqueryui.com/droppable/
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//>>demos: http://jqueryui.com/droppable/
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( function( factory ) {
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if ( typeof define === "function" && define.amd ) {
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// AMD. Register as an anonymous module.
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define( [
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"jquery",
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"./draggable",
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"./mouse",
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"../version",
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"../widget"
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], factory );
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} else {
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// Browser globals
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factory( jQuery );
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}
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}( function( $ ) {
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$.widget( "ui.droppable", {
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version: "@VERSION",
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widgetEventPrefix: "drop",
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options: {
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accept: "*",
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addClasses: true,
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greedy: false,
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scope: "default",
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tolerance: "intersect",
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// Callbacks
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activate: null,
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deactivate: null,
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drop: null,
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out: null,
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over: null
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},
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_create: function() {
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var proportions,
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o = this.options,
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accept = o.accept;
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this.isover = false;
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this.isout = true;
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this.accept = $.isFunction( accept ) ? accept : function( d ) {
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return d.is( accept );
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};
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this.proportions = function( /* valueToWrite */ ) {
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if ( arguments.length ) {
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// Store the droppable's proportions
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proportions = arguments[ 0 ];
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} else {
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// Retrieve or derive the droppable's proportions
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return proportions ?
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proportions :
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proportions = {
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width: this.element[ 0 ].offsetWidth,
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height: this.element[ 0 ].offsetHeight
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};
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}
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};
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this._addToManager( o.scope );
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o.addClasses && this._addClass( "ui-droppable" );
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},
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_addToManager: function( scope ) {
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// Add the reference and positions to the manager
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$.ui.ddmanager.droppables[ scope ] = $.ui.ddmanager.droppables[ scope ] || [];
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$.ui.ddmanager.droppables[ scope ].push( this );
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},
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_splice: function( drop ) {
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var i = 0;
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for ( ; i < drop.length; i++ ) {
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if ( drop[ i ] === this ) {
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drop.splice( i, 1 );
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}
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}
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},
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_destroy: function() {
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var drop = $.ui.ddmanager.droppables[ this.options.scope ];
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this._splice( drop );
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},
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_setOption: function( key, value ) {
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if ( key === "accept" ) {
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this.accept = $.isFunction( value ) ? value : function( d ) {
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return d.is( value );
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};
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} else if ( key === "scope" ) {
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var drop = $.ui.ddmanager.droppables[ this.options.scope ];
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this._splice( drop );
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this._addToManager( value );
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}
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this._super( key, value );
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},
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_activate: function( event ) {
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var draggable = $.ui.ddmanager.current;
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this._addActiveClass();
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if ( draggable ) {
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this._trigger( "activate", event, this.ui( draggable ) );
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}
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},
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_deactivate: function( event ) {
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var draggable = $.ui.ddmanager.current;
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this._removeActiveClass();
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if ( draggable ) {
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this._trigger( "deactivate", event, this.ui( draggable ) );
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}
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},
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_over: function( event ) {
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var draggable = $.ui.ddmanager.current;
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// Bail if draggable and droppable are same element
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if ( !draggable || ( draggable.currentItem ||
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draggable.element )[ 0 ] === this.element[ 0 ] ) {
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return;
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}
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if ( this.accept.call( this.element[ 0 ], ( draggable.currentItem ||
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draggable.element ) ) ) {
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this._addHoverClass();
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this._trigger( "over", event, this.ui( draggable ) );
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}
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},
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_out: function( event ) {
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var draggable = $.ui.ddmanager.current;
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// Bail if draggable and droppable are same element
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if ( !draggable || ( draggable.currentItem ||
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draggable.element )[ 0 ] === this.element[ 0 ] ) {
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return;
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}
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if ( this.accept.call( this.element[ 0 ], ( draggable.currentItem ||
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draggable.element ) ) ) {
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this._removeHoverClass();
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this._trigger( "out", event, this.ui( draggable ) );
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}
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},
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_drop: function( event, custom ) {
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var draggable = custom || $.ui.ddmanager.current,
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childrenIntersection = false;
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// Bail if draggable and droppable are same element
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if ( !draggable || ( draggable.currentItem ||
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draggable.element )[ 0 ] === this.element[ 0 ] ) {
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return false;
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}
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this.element
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.find( ":data(ui-droppable)" )
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.not( ".ui-draggable-dragging" )
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.each( function() {
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var inst = $( this ).droppable( "instance" );
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if (
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inst.options.greedy &&
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!inst.options.disabled &&
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inst.options.scope === draggable.options.scope &&
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inst.accept.call(
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inst.element[ 0 ], ( draggable.currentItem || draggable.element )
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) &&
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intersect(
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draggable,
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$.extend( inst, { offset: inst.element.offset() } ),
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inst.options.tolerance, event
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)
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) {
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childrenIntersection = true;
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return false; }
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} );
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if ( childrenIntersection ) {
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return false;
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}
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if ( this.accept.call( this.element[ 0 ],
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( draggable.currentItem || draggable.element ) ) ) {
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this._removeActiveClass();
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this._removeHoverClass();
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this._trigger( "drop", event, this.ui( draggable ) );
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return this.element;
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}
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return false;
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},
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ui: function( c ) {
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return {
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draggable: ( c.currentItem || c.element ),
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helper: c.helper,
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position: c.position,
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offset: c.positionAbs
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};
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},
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// Extension points just to make backcompat sane and avoid duplicating logic
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// TODO: Remove in 1.13 along with call to it below
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_addHoverClass: function() {
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this._addClass( "ui-droppable-hover" );
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},
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_removeHoverClass: function() {
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this._removeClass( "ui-droppable-hover" );
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},
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_addActiveClass: function() {
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this._addClass( "ui-droppable-active" );
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},
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_removeActiveClass: function() {
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this._removeClass( "ui-droppable-active" );
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}
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} );
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var intersect = $.ui.intersect = ( function() {
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function isOverAxis( x, reference, size ) {
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return ( x >= reference ) && ( x < ( reference + size ) );
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}
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return function( draggable, droppable, toleranceMode, event ) {
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if ( !droppable.offset ) {
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return false;
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}
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var x1 = ( draggable.positionAbs ||
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draggable.position.absolute ).left + draggable.margins.left,
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y1 = ( draggable.positionAbs ||
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draggable.position.absolute ).top + draggable.margins.top,
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x2 = x1 + draggable.helperProportions.width,
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y2 = y1 + draggable.helperProportions.height,
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l = droppable.offset.left,
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t = droppable.offset.top,
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r = l + droppable.proportions().width,
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b = t + droppable.proportions().height;
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switch ( toleranceMode ) {
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case "fit":
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return ( l <= x1 && x2 <= r && t <= y1 && y2 <= b );
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case "intersect":
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return ( l < x1 + ( draggable.helperProportions.width / 2 ) && // Right Half
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x2 - ( draggable.helperProportions.width / 2 ) < r && // Left Half
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t < y1 + ( draggable.helperProportions.height / 2 ) && // Bottom Half
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y2 - ( draggable.helperProportions.height / 2 ) < b ); // Top Half
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case "pointer":
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return isOverAxis( event.pageY, t, droppable.proportions().height ) &&
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isOverAxis( event.pageX, l, droppable.proportions().width );
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case "touch":
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return (
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( y1 >= t && y1 <= b ) || // Top edge touching
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( y2 >= t && y2 <= b ) || // Bottom edge touching
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( y1 < t && y2 > b ) // Surrounded vertically
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) && (
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( x1 >= l && x1 <= r ) || // Left edge touching
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( x2 >= l && x2 <= r ) || // Right edge touching
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( x1 < l && x2 > r ) // Surrounded horizontally
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);
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default:
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return false;
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}
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};
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} )();
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/*
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This manager tracks offsets of draggables and droppables
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*/
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$.ui.ddmanager = {
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current: null,
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droppables: { "default": [] },
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prepareOffsets: function( t, event ) {
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var i, j,
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m = $.ui.ddmanager.droppables[ t.options.scope ] || [],
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type = event ? event.type : null, // workaround for #2317
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list = ( t.currentItem || t.element ).find( ":data(ui-droppable)" ).addBack();
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droppablesLoop: for ( i = 0; i < m.length; i++ ) {
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// No disabled and non-accepted
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if ( m[ i ].options.disabled || ( t && !m[ i ].accept.call( m[ i ].element[ 0 ],
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( t.currentItem || t.element ) ) ) ) {
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continue;
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}
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// Filter out elements in the current dragged item
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for ( j = 0; j < list.length; j++ ) {
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if ( list[ j ] === m[ i ].element[ 0 ] ) {
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m[ i ].proportions().height = 0;
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continue droppablesLoop;
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}
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}
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m[ i ].visible = m[ i ].element.css( "display" ) !== "none";
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if ( !m[ i ].visible ) {
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continue;
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}
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// Activate the droppable if used directly from draggables
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if ( type === "mousedown" ) {
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m[ i ]._activate.call( m[ i ], event );
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}
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m[ i ].offset = m[ i ].element.offset();
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m[ i ].proportions( {
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width: m[ i ].element[ 0 ].offsetWidth,
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height: m[ i ].element[ 0 ].offsetHeight
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} );
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}
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},
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drop: function( draggable, event ) {
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var dropped = false;
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// Create a copy of the droppables in case the list changes during the drop (#9116)
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$.each( ( $.ui.ddmanager.droppables[ draggable.options.scope ] || [] ).slice(), function() {
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if ( !this.options ) {
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return;
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}
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if ( !this.options.disabled && this.visible &&
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intersect( draggable, this, this.options.tolerance, event ) ) {
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dropped = this._drop.call( this, event ) || dropped;
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}
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if ( !this.options.disabled && this.visible && this.accept.call( this.element[ 0 ],
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( draggable.currentItem || draggable.element ) ) ) {
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this.isout = true;
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this.isover = false;
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this._deactivate.call( this, event );
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}
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} );
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return dropped;
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},
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dragStart: function( draggable, event ) {
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// Listen for scrolling so that if the dragging causes scrolling the position of the
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// droppables can be recalculated (see #5003)
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draggable.element.parentsUntil( "body" ).on( "scroll.droppable", function() {
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if ( !draggable.options.refreshPositions ) {
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$.ui.ddmanager.prepareOffsets( draggable, event );
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}
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} );
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},
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drag: function( draggable, event ) {
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// If you have a highly dynamic page, you might try this option. It renders positions
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// every time you move the mouse.
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if ( draggable.options.refreshPositions ) {
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$.ui.ddmanager.prepareOffsets( draggable, event );
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}
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// Run through all droppables and check their positions based on specific tolerance options
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$.each( $.ui.ddmanager.droppables[ draggable.options.scope ] || [], function() {
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if ( this.options.disabled || this.greedyChild || !this.visible ) {
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return;
|
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}
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var parentInstance, scope, parent,
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intersects = intersect( draggable, this, this.options.tolerance, event ),
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c = !intersects && this.isover ?
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"isout" :
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( intersects && !this.isover ? "isover" : null );
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if ( !c ) {
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return;
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}
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||||
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if ( this.options.greedy ) {
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// find droppable parents with same scope
|
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scope = this.options.scope;
|
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parent = this.element.parents( ":data(ui-droppable)" ).filter( function() {
|
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return $( this ).droppable( "instance" ).options.scope === scope;
|
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} );
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if ( parent.length ) {
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parentInstance = $( parent[ 0 ] ).droppable( "instance" );
|
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parentInstance.greedyChild = ( c === "isover" );
|
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}
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}
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// We just moved into a greedy child
|
||||
if ( parentInstance && c === "isover" ) {
|
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parentInstance.isover = false;
|
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parentInstance.isout = true;
|
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parentInstance._out.call( parentInstance, event );
|
||||
}
|
||||
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this[ c ] = true;
|
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this[ c === "isout" ? "isover" : "isout" ] = false;
|
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this[ c === "isover" ? "_over" : "_out" ].call( this, event );
|
||||
|
||||
// We just moved out of a greedy child
|
||||
if ( parentInstance && c === "isout" ) {
|
||||
parentInstance.isout = false;
|
||||
parentInstance.isover = true;
|
||||
parentInstance._over.call( parentInstance, event );
|
||||
}
|
||||
} );
|
||||
|
||||
},
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||||
dragStop: function( draggable, event ) {
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||||
draggable.element.parentsUntil( "body" ).off( "scroll.droppable" );
|
||||
|
||||
// Call prepareOffsets one final time since IE does not fire return scroll events when
|
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// overflow was caused by drag (see #5003)
|
||||
if ( !draggable.options.refreshPositions ) {
|
||||
$.ui.ddmanager.prepareOffsets( draggable, event );
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
// DEPRECATED
|
||||
// TODO: switch return back to widget declaration at top of file when this is removed
|
||||
if ( $.uiBackCompat !== false ) {
|
||||
|
||||
// Backcompat for activeClass and hoverClass options
|
||||
$.widget( "ui.droppable", $.ui.droppable, {
|
||||
options: {
|
||||
hoverClass: false,
|
||||
activeClass: false
|
||||
},
|
||||
_addActiveClass: function() {
|
||||
this._super();
|
||||
if ( this.options.activeClass ) {
|
||||
this.element.addClass( this.options.activeClass );
|
||||
}
|
||||
},
|
||||
_removeActiveClass: function() {
|
||||
this._super();
|
||||
if ( this.options.activeClass ) {
|
||||
this.element.removeClass( this.options.activeClass );
|
||||
}
|
||||
},
|
||||
_addHoverClass: function() {
|
||||
this._super();
|
||||
if ( this.options.hoverClass ) {
|
||||
this.element.addClass( this.options.hoverClass );
|
||||
}
|
||||
},
|
||||
_removeHoverClass: function() {
|
||||
this._super();
|
||||
if ( this.options.hoverClass ) {
|
||||
this.element.removeClass( this.options.hoverClass );
|
||||
}
|
||||
}
|
||||
} );
|
||||
}
|
||||
|
||||
return $.ui.droppable;
|
||||
|
||||
} ) );
|
||||
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