annotate vakata-jstree-3.3.5/src/jstree.dnd.js @ 0:803f4888f36a draft

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1 /**
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2 * ### Drag'n'drop plugin
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3 *
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4 * Enables dragging and dropping of nodes in the tree, resulting in a move or copy operations.
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5 */
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6 /*globals jQuery, define, exports, require, document */
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7 (function (factory) {
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8 "use strict";
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9 if (typeof define === 'function' && define.amd) {
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10 define('jstree.dnd', ['jquery','jstree'], factory);
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11 }
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12 else if(typeof exports === 'object') {
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13 factory(require('jquery'), require('jstree'));
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14 }
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15 else {
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16 factory(jQuery, jQuery.jstree);
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17 }
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18 }(function ($, jstree, undefined) {
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19 "use strict";
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20
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21 if($.jstree.plugins.dnd) { return; }
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22
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23 /**
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24 * stores all defaults for the drag'n'drop plugin
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25 * @name $.jstree.defaults.dnd
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26 * @plugin dnd
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27 */
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28 $.jstree.defaults.dnd = {
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29 /**
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30 * a boolean indicating if a copy should be possible while dragging (by pressint the meta key or Ctrl). Defaults to `true`.
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31 * @name $.jstree.defaults.dnd.copy
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32 * @plugin dnd
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33 */
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34 copy : true,
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35 /**
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36 * a number indicating how long a node should remain hovered while dragging to be opened. Defaults to `500`.
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37 * @name $.jstree.defaults.dnd.open_timeout
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38 * @plugin dnd
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39 */
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40 open_timeout : 500,
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41 /**
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42 * a function invoked each time a node is about to be dragged, invoked in the tree's scope and receives the nodes about to be dragged as an argument (array) and the event that started the drag - return `false` to prevent dragging
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43 * @name $.jstree.defaults.dnd.is_draggable
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44 * @plugin dnd
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45 */
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46 is_draggable : true,
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47 /**
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48 * a boolean indicating if checks should constantly be made while the user is dragging the node (as opposed to checking only on drop), default is `true`
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49 * @name $.jstree.defaults.dnd.check_while_dragging
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50 * @plugin dnd
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51 */
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52 check_while_dragging : true,
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53 /**
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54 * a boolean indicating if nodes from this tree should only be copied with dnd (as opposed to moved), default is `false`
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55 * @name $.jstree.defaults.dnd.always_copy
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56 * @plugin dnd
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57 */
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58 always_copy : false,
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59 /**
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60 * when dropping a node "inside", this setting indicates the position the node should go to - it can be an integer or a string: "first" (same as 0) or "last", default is `0`
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61 * @name $.jstree.defaults.dnd.inside_pos
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62 * @plugin dnd
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63 */
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64 inside_pos : 0,
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65 /**
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66 * when starting the drag on a node that is selected this setting controls if all selected nodes are dragged or only the single node, default is `true`, which means all selected nodes are dragged when the drag is started on a selected node
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67 * @name $.jstree.defaults.dnd.drag_selection
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68 * @plugin dnd
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69 */
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70 drag_selection : true,
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71 /**
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72 * controls whether dnd works on touch devices. If left as boolean true dnd will work the same as in desktop browsers, which in some cases may impair scrolling. If set to boolean false dnd will not work on touch devices. There is a special third option - string "selected" which means only selected nodes can be dragged on touch devices.
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73 * @name $.jstree.defaults.dnd.touch
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74 * @plugin dnd
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75 */
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76 touch : true,
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77 /**
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78 * controls whether items can be dropped anywhere on the node, not just on the anchor, by default only the node anchor is a valid drop target. Works best with the wholerow plugin. If enabled on mobile depending on the interface it might be hard for the user to cancel the drop, since the whole tree container will be a valid drop target.
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79 * @name $.jstree.defaults.dnd.large_drop_target
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80 * @plugin dnd
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81 */
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82 large_drop_target : false,
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83 /**
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84 * controls whether a drag can be initiated from any part of the node and not just the text/icon part, works best with the wholerow plugin. Keep in mind it can cause problems with tree scrolling on mobile depending on the interface - in that case set the touch option to "selected".
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85 * @name $.jstree.defaults.dnd.large_drag_target
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86 * @plugin dnd
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87 */
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88 large_drag_target : false,
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89 /**
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90 * controls whether use HTML5 dnd api instead of classical. That will allow better integration of dnd events with other HTML5 controls.
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91 * @reference http://caniuse.com/#feat=dragndrop
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92 * @name $.jstree.defaults.dnd.use_html5
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93 * @plugin dnd
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94 */
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95 use_html5: false
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96 };
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97 var drg, elm;
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98 // TODO: now check works by checking for each node individually, how about max_children, unique, etc?
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99 $.jstree.plugins.dnd = function (options, parent) {
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100 this.init = function (el, options) {
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101 parent.init.call(this, el, options);
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102 this.settings.dnd.use_html5 = this.settings.dnd.use_html5 && ('draggable' in document.createElement('span'));
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103 };
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104 this.bind = function () {
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105 parent.bind.call(this);
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106
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107 this.element
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108 .on(this.settings.dnd.use_html5 ? 'dragstart.jstree' : 'mousedown.jstree touchstart.jstree', this.settings.dnd.large_drag_target ? '.jstree-node' : '.jstree-anchor', $.proxy(function (e) {
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109 if(this.settings.dnd.large_drag_target && $(e.target).closest('.jstree-node')[0] !== e.currentTarget) {
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110 return true;
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111 }
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112 if(e.type === "touchstart" && (!this.settings.dnd.touch || (this.settings.dnd.touch === 'selected' && !$(e.currentTarget).closest('.jstree-node').children('.jstree-anchor').hasClass('jstree-clicked')))) {
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113 return true;
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114 }
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115 var obj = this.get_node(e.target),
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116 mlt = this.is_selected(obj) && this.settings.dnd.drag_selection ? this.get_top_selected().length : 1,
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117 txt = (mlt > 1 ? mlt + ' ' + this.get_string('nodes') : this.get_text(e.currentTarget));
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118 if(this.settings.core.force_text) {
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119 txt = $.vakata.html.escape(txt);
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120 }
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121 if(obj && obj.id && obj.id !== $.jstree.root && (e.which === 1 || e.type === "touchstart" || e.type === "dragstart") &&
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122 (this.settings.dnd.is_draggable === true || ($.isFunction(this.settings.dnd.is_draggable) && this.settings.dnd.is_draggable.call(this, (mlt > 1 ? this.get_top_selected(true) : [obj]), e)))
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123 ) {
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124 drg = { 'jstree' : true, 'origin' : this, 'obj' : this.get_node(obj,true), 'nodes' : mlt > 1 ? this.get_top_selected() : [obj.id] };
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125 elm = e.currentTarget;
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126 if (this.settings.dnd.use_html5) {
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127 $.vakata.dnd._trigger('start', e, { 'helper': $(), 'element': elm, 'data': drg });
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128 } else {
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129 this.element.trigger('mousedown.jstree');
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130 return $.vakata.dnd.start(e, drg, '<div id="jstree-dnd" class="jstree-' + this.get_theme() + ' jstree-' + this.get_theme() + '-' + this.get_theme_variant() + ' ' + ( this.settings.core.themes.responsive ? ' jstree-dnd-responsive' : '' ) + '"><i class="jstree-icon jstree-er"></i>' + txt + '<ins class="jstree-copy" style="display:none;">+</ins></div>');
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131 }
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132 }
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133 }, this));
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134 if (this.settings.dnd.use_html5) {
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135 this.element
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136 .on('dragover.jstree', function (e) {
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137 e.preventDefault();
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138 $.vakata.dnd._trigger('move', e, { 'helper': $(), 'element': elm, 'data': drg });
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139 return false;
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140 })
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141 //.on('dragenter.jstree', this.settings.dnd.large_drop_target ? '.jstree-node' : '.jstree-anchor', $.proxy(function (e) {
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142 // e.preventDefault();
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143 // $.vakata.dnd._trigger('move', e, { 'helper': $(), 'element': elm, 'data': drg });
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144 // return false;
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145 // }, this))
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146 .on('drop.jstree', $.proxy(function (e) {
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147 e.preventDefault();
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148 $.vakata.dnd._trigger('stop', e, { 'helper': $(), 'element': elm, 'data': drg });
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149 return false;
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150 }, this));
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151 }
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152 };
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153 this.redraw_node = function(obj, deep, callback, force_render) {
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154 obj = parent.redraw_node.apply(this, arguments);
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155 if (obj && this.settings.dnd.use_html5) {
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156 if (this.settings.dnd.large_drag_target) {
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157 obj.setAttribute('draggable', true);
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158 } else {
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159 var i, j, tmp = null;
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160 for(i = 0, j = obj.childNodes.length; i < j; i++) {
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161 if(obj.childNodes[i] && obj.childNodes[i].className && obj.childNodes[i].className.indexOf("jstree-anchor") !== -1) {
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162 tmp = obj.childNodes[i];
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163 break;
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164 }
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165 }
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166 if(tmp) {
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167 tmp.setAttribute('draggable', true);
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168 }
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169 }
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170 }
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171 return obj;
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172 };
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173 };
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174
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175 $(function() {
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176 // bind only once for all instances
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177 var lastmv = false,
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178 laster = false,
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179 lastev = false,
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180 opento = false,
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181 marker = $('<div id="jstree-marker">&#160;</div>').hide(); //.appendTo('body');
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182
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183 $(document)
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184 .on('dnd_start.vakata.jstree', function (e, data) {
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185 lastmv = false;
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186 lastev = false;
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187 if(!data || !data.data || !data.data.jstree) { return; }
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188 marker.appendTo('body'); //.show();
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189 })
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190 .on('dnd_move.vakata.jstree', function (e, data) {
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191 var isDifferentNode = data.event.target !== lastev.target;
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192 if(opento) {
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193 if (!data.event || data.event.type !== 'dragover' || isDifferentNode) {
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194 clearTimeout(opento);
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195 }
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196 }
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197 if(!data || !data.data || !data.data.jstree) { return; }
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198
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199 // if we are hovering the marker image do nothing (can happen on "inside" drags)
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200 if(data.event.target.id && data.event.target.id === 'jstree-marker') {
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201 return;
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202 }
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203 lastev = data.event;
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204
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205 var ins = $.jstree.reference(data.event.target),
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206 ref = false,
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207 off = false,
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208 rel = false,
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209 tmp, l, t, h, p, i, o, ok, t1, t2, op, ps, pr, ip, tm, is_copy, pn;
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210 // if we are over an instance
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211 if(ins && ins._data && ins._data.dnd) {
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212 marker.attr('class', 'jstree-' + ins.get_theme() + ( ins.settings.core.themes.responsive ? ' jstree-dnd-responsive' : '' ));
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213 is_copy = data.data.origin && (data.data.origin.settings.dnd.always_copy || (data.data.origin.settings.dnd.copy && (data.event.metaKey || data.event.ctrlKey)));
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214 data.helper
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215 .children().attr('class', 'jstree-' + ins.get_theme() + ' jstree-' + ins.get_theme() + '-' + ins.get_theme_variant() + ' ' + ( ins.settings.core.themes.responsive ? ' jstree-dnd-responsive' : '' ))
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216 .find('.jstree-copy').first()[ is_copy ? 'show' : 'hide' ]();
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217
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218 // if are hovering the container itself add a new root node
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219 //console.log(data.event);
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220 if( (data.event.target === ins.element[0] || data.event.target === ins.get_container_ul()[0]) && ins.get_container_ul().children().length === 0) {
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221 ok = true;
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222 for(t1 = 0, t2 = data.data.nodes.length; t1 < t2; t1++) {
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223 ok = ok && ins.check( (data.data.origin && (data.data.origin.settings.dnd.always_copy || (data.data.origin.settings.dnd.copy && (data.event.metaKey || data.event.ctrlKey)) ) ? "copy_node" : "move_node"), (data.data.origin && data.data.origin !== ins ? data.data.origin.get_node(data.data.nodes[t1]) : data.data.nodes[t1]), $.jstree.root, 'last', { 'dnd' : true, 'ref' : ins.get_node($.jstree.root), 'pos' : 'i', 'origin' : data.data.origin, 'is_multi' : (data.data.origin && data.data.origin !== ins), 'is_foreign' : (!data.data.origin) });
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224 if(!ok) { break; }
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225 }
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226 if(ok) {
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227 lastmv = { 'ins' : ins, 'par' : $.jstree.root, 'pos' : 'last' };
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228 marker.hide();
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229 data.helper.find('.jstree-icon').first().removeClass('jstree-er').addClass('jstree-ok');
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230 if (data.event.originalEvent && data.event.originalEvent.dataTransfer) {
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231 data.event.originalEvent.dataTransfer.dropEffect = is_copy ? 'copy' : 'move';
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232 }
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233 return;
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234 }
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235 }
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236 else {
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237 // if we are hovering a tree node
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238 ref = ins.settings.dnd.large_drop_target ? $(data.event.target).closest('.jstree-node').children('.jstree-anchor') : $(data.event.target).closest('.jstree-anchor');
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239 if(ref && ref.length && ref.parent().is('.jstree-closed, .jstree-open, .jstree-leaf')) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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240 off = ref.offset();
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241 rel = (data.event.pageY !== undefined ? data.event.pageY : data.event.originalEvent.pageY) - off.top;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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242 h = ref.outerHeight();
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243 if(rel < h / 3) {
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244 o = ['b', 'i', 'a'];
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245 }
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246 else if(rel > h - h / 3) {
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247 o = ['a', 'i', 'b'];
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248 }
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249 else {
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250 o = rel > h / 2 ? ['i', 'a', 'b'] : ['i', 'b', 'a'];
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251 }
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252 $.each(o, function (j, v) {
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253 switch(v) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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254 case 'b':
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255 l = off.left - 6;
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256 t = off.top;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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257 p = ins.get_parent(ref);
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258 i = ref.parent().index();
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259 break;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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260 case 'i':
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261 ip = ins.settings.dnd.inside_pos;
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262 tm = ins.get_node(ref.parent());
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263 l = off.left - 2;
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264 t = off.top + h / 2 + 1;
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265 p = tm.id;
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266 i = ip === 'first' ? 0 : (ip === 'last' ? tm.children.length : Math.min(ip, tm.children.length));
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267 break;
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268 case 'a':
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269 l = off.left - 6;
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270 t = off.top + h;
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271 p = ins.get_parent(ref);
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272 i = ref.parent().index() + 1;
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273 break;
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274 }
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275 ok = true;
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276 for(t1 = 0, t2 = data.data.nodes.length; t1 < t2; t1++) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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277 op = data.data.origin && (data.data.origin.settings.dnd.always_copy || (data.data.origin.settings.dnd.copy && (data.event.metaKey || data.event.ctrlKey))) ? "copy_node" : "move_node";
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278 ps = i;
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279 if(op === "move_node" && v === 'a' && (data.data.origin && data.data.origin === ins) && p === ins.get_parent(data.data.nodes[t1])) {
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280 pr = ins.get_node(p);
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281 if(ps > $.inArray(data.data.nodes[t1], pr.children)) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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282 ps -= 1;
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283 }
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284 }
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285 ok = ok && ( (ins && ins.settings && ins.settings.dnd && ins.settings.dnd.check_while_dragging === false) || ins.check(op, (data.data.origin && data.data.origin !== ins ? data.data.origin.get_node(data.data.nodes[t1]) : data.data.nodes[t1]), p, ps, { 'dnd' : true, 'ref' : ins.get_node(ref.parent()), 'pos' : v, 'origin' : data.data.origin, 'is_multi' : (data.data.origin && data.data.origin !== ins), 'is_foreign' : (!data.data.origin) }) );
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286 if(!ok) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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287 if(ins && ins.last_error) { laster = ins.last_error(); }
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288 break;
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289 }
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290 }
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291 if(v === 'i' && ref.parent().is('.jstree-closed') && ins.settings.dnd.open_timeout) {
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292 if (!data.event || data.event.type !== 'dragover' || isDifferentNode) {
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293 if (opento) { clearTimeout(opento); }
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294 opento = setTimeout((function (x, z) { return function () { x.open_node(z); }; }(ins, ref)), ins.settings.dnd.open_timeout);
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295 }
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296 }
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297 if(ok) {
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298 pn = ins.get_node(p, true);
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299 if (!pn.hasClass('.jstree-dnd-parent')) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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300 $('.jstree-dnd-parent').removeClass('jstree-dnd-parent');
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diff changeset
301 pn.addClass('jstree-dnd-parent');
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302 }
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303 lastmv = { 'ins' : ins, 'par' : p, 'pos' : v === 'i' && ip === 'last' && i === 0 && !ins.is_loaded(tm) ? 'last' : i };
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
304 marker.css({ 'left' : l + 'px', 'top' : t + 'px' }).show();
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
305 data.helper.find('.jstree-icon').first().removeClass('jstree-er').addClass('jstree-ok');
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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306 if (data.event.originalEvent && data.event.originalEvent.dataTransfer) {
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307 data.event.originalEvent.dataTransfer.dropEffect = is_copy ? 'copy' : 'move';
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308 }
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309 laster = {};
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310 o = true;
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311 return false;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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312 }
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313 });
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314 if(o === true) { return; }
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diff changeset
315 }
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316 }
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diff changeset
317 }
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diff changeset
318 $('.jstree-dnd-parent').removeClass('jstree-dnd-parent');
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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319 lastmv = false;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
320 data.helper.find('.jstree-icon').removeClass('jstree-ok').addClass('jstree-er');
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321 if (data.event.originalEvent && data.event.originalEvent.dataTransfer) {
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322 data.event.originalEvent.dataTransfer.dropEffect = 'none';
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
323 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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324 marker.hide();
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
325 })
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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parents:
diff changeset
326 .on('dnd_scroll.vakata.jstree', function (e, data) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
327 if(!data || !data.data || !data.data.jstree) { return; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
328 marker.hide();
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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329 lastmv = false;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
330 lastev = false;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
331 data.helper.find('.jstree-icon').first().removeClass('jstree-ok').addClass('jstree-er');
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
332 })
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333 .on('dnd_stop.vakata.jstree', function (e, data) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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334 $('.jstree-dnd-parent').removeClass('jstree-dnd-parent');
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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diff changeset
335 if(opento) { clearTimeout(opento); }
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diff changeset
336 if(!data || !data.data || !data.data.jstree) { return; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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337 marker.hide().detach();
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338 var i, j, nodes = [];
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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339 if(lastmv) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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340 for(i = 0, j = data.data.nodes.length; i < j; i++) {
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341 nodes[i] = data.data.origin ? data.data.origin.get_node(data.data.nodes[i]) : data.data.nodes[i];
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342 }
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343 lastmv.ins[ data.data.origin && (data.data.origin.settings.dnd.always_copy || (data.data.origin.settings.dnd.copy && (data.event.metaKey || data.event.ctrlKey))) ? 'copy_node' : 'move_node' ](nodes, lastmv.par, lastmv.pos, false, false, false, data.data.origin);
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344 }
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345 else {
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346 i = $(data.event.target).closest('.jstree');
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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347 if(i.length && laster && laster.error && laster.error === 'check') {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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348 i = i.jstree(true);
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349 if(i) {
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diff changeset
350 i.settings.core.error.call(this, laster);
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diff changeset
351 }
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352 }
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353 }
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354 lastev = false;
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355 lastmv = false;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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356 })
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
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parents:
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357 .on('keyup.jstree keydown.jstree', function (e, data) {
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358 data = $.vakata.dnd._get();
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359 if(data && data.data && data.data.jstree) {
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360 if (e.type === "keyup" && e.which === 27) {
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361 if (opento) { clearTimeout(opento); }
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362 lastmv = false;
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363 laster = false;
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364 lastev = false;
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365 opento = false;
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366 marker.hide().detach();
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367 $.vakata.dnd._clean();
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368 } else {
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369 data.helper.find('.jstree-copy').first()[ data.data.origin && (data.data.origin.settings.dnd.always_copy || (data.data.origin.settings.dnd.copy && (e.metaKey || e.ctrlKey))) ? 'show' : 'hide' ]();
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370 if(lastev) {
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371 lastev.metaKey = e.metaKey;
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372 lastev.ctrlKey = e.ctrlKey;
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373 $.vakata.dnd._trigger('move', lastev);
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374 }
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375 }
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376 }
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377 });
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378 });
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379
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380 // helpers
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381 (function ($) {
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382 $.vakata.html = {
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383 div : $('<div />'),
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384 escape : function (str) {
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385 return $.vakata.html.div.text(str).html();
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386 },
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387 strip : function (str) {
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388 return $.vakata.html.div.empty().append($.parseHTML(str)).text();
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389 }
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390 };
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391 // private variable
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392 var vakata_dnd = {
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393 element : false,
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394 target : false,
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395 is_down : false,
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396 is_drag : false,
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397 helper : false,
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398 helper_w: 0,
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399 data : false,
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400 init_x : 0,
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401 init_y : 0,
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402 scroll_l: 0,
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403 scroll_t: 0,
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404 scroll_e: false,
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405 scroll_i: false,
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406 is_touch: false
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407 };
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408 $.vakata.dnd = {
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409 settings : {
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410 scroll_speed : 10,
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411 scroll_proximity : 20,
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412 helper_left : 5,
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413 helper_top : 10,
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414 threshold : 5,
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415 threshold_touch : 10
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416 },
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417 _trigger : function (event_name, e, data) {
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418 if (data === undefined) {
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419 data = $.vakata.dnd._get();
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420 }
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421 data.event = e;
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422 $(document).triggerHandler("dnd_" + event_name + ".vakata", data);
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423 },
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424 _get : function () {
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425 return {
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426 "data" : vakata_dnd.data,
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427 "element" : vakata_dnd.element,
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428 "helper" : vakata_dnd.helper
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429 };
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430 },
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431 _clean : function () {
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432 if(vakata_dnd.helper) { vakata_dnd.helper.remove(); }
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433 if(vakata_dnd.scroll_i) { clearInterval(vakata_dnd.scroll_i); vakata_dnd.scroll_i = false; }
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434 vakata_dnd = {
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435 element : false,
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436 target : false,
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437 is_down : false,
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438 is_drag : false,
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439 helper : false,
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440 helper_w: 0,
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441 data : false,
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442 init_x : 0,
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443 init_y : 0,
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444 scroll_l: 0,
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445 scroll_t: 0,
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446 scroll_e: false,
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447 scroll_i: false,
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448 is_touch: false
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449 };
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450 $(document).off("mousemove.vakata.jstree touchmove.vakata.jstree", $.vakata.dnd.drag);
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451 $(document).off("mouseup.vakata.jstree touchend.vakata.jstree", $.vakata.dnd.stop);
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452 },
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453 _scroll : function (init_only) {
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454 if(!vakata_dnd.scroll_e || (!vakata_dnd.scroll_l && !vakata_dnd.scroll_t)) {
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455 if(vakata_dnd.scroll_i) { clearInterval(vakata_dnd.scroll_i); vakata_dnd.scroll_i = false; }
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456 return false;
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457 }
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458 if(!vakata_dnd.scroll_i) {
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459 vakata_dnd.scroll_i = setInterval($.vakata.dnd._scroll, 100);
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460 return false;
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461 }
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462 if(init_only === true) { return false; }
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463
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464 var i = vakata_dnd.scroll_e.scrollTop(),
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465 j = vakata_dnd.scroll_e.scrollLeft();
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466 vakata_dnd.scroll_e.scrollTop(i + vakata_dnd.scroll_t * $.vakata.dnd.settings.scroll_speed);
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467 vakata_dnd.scroll_e.scrollLeft(j + vakata_dnd.scroll_l * $.vakata.dnd.settings.scroll_speed);
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468 if(i !== vakata_dnd.scroll_e.scrollTop() || j !== vakata_dnd.scroll_e.scrollLeft()) {
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469 /**
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470 * triggered on the document when a drag causes an element to scroll
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471 * @event
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472 * @plugin dnd
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473 * @name dnd_scroll.vakata
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474 * @param {Mixed} data any data supplied with the call to $.vakata.dnd.start
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475 * @param {DOM} element the DOM element being dragged
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476 * @param {jQuery} helper the helper shown next to the mouse
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477 * @param {jQuery} event the element that is scrolling
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478 */
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479 $.vakata.dnd._trigger("scroll", vakata_dnd.scroll_e);
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480 }
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481 },
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482 start : function (e, data, html) {
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483 if(e.type === "touchstart" && e.originalEvent && e.originalEvent.changedTouches && e.originalEvent.changedTouches[0]) {
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484 e.pageX = e.originalEvent.changedTouches[0].pageX;
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485 e.pageY = e.originalEvent.changedTouches[0].pageY;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
486 e.target = document.elementFromPoint(e.originalEvent.changedTouches[0].pageX - window.pageXOffset, e.originalEvent.changedTouches[0].pageY - window.pageYOffset);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
487 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
488 if(vakata_dnd.is_drag) { $.vakata.dnd.stop({}); }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
489 try {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
490 e.currentTarget.unselectable = "on";
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
491 e.currentTarget.onselectstart = function() { return false; };
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
492 if(e.currentTarget.style) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
493 e.currentTarget.style.touchAction = "none";
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
494 e.currentTarget.style.msTouchAction = "none";
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
495 e.currentTarget.style.MozUserSelect = "none";
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
496 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
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diff changeset
497 } catch(ignore) { }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
498 vakata_dnd.init_x = e.pageX;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
499 vakata_dnd.init_y = e.pageY;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
500 vakata_dnd.data = data;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
501 vakata_dnd.is_down = true;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
502 vakata_dnd.element = e.currentTarget;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
503 vakata_dnd.target = e.target;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
504 vakata_dnd.is_touch = e.type === "touchstart";
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
505 if(html !== false) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
506 vakata_dnd.helper = $("<div id='vakata-dnd'></div>").html(html).css({
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
507 "display" : "block",
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
508 "margin" : "0",
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
509 "padding" : "0",
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
510 "position" : "absolute",
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
511 "top" : "-2000px",
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
512 "lineHeight" : "16px",
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
513 "zIndex" : "10000"
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
514 });
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
515 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
516 $(document).on("mousemove.vakata.jstree touchmove.vakata.jstree", $.vakata.dnd.drag);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
517 $(document).on("mouseup.vakata.jstree touchend.vakata.jstree", $.vakata.dnd.stop);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
518 return false;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
519 },
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
520 drag : function (e) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
521 if(e.type === "touchmove" && e.originalEvent && e.originalEvent.changedTouches && e.originalEvent.changedTouches[0]) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
522 e.pageX = e.originalEvent.changedTouches[0].pageX;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
523 e.pageY = e.originalEvent.changedTouches[0].pageY;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
524 e.target = document.elementFromPoint(e.originalEvent.changedTouches[0].pageX - window.pageXOffset, e.originalEvent.changedTouches[0].pageY - window.pageYOffset);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
525 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
526 if(!vakata_dnd.is_down) { return; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
527 if(!vakata_dnd.is_drag) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
528 if(
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
529 Math.abs(e.pageX - vakata_dnd.init_x) > (vakata_dnd.is_touch ? $.vakata.dnd.settings.threshold_touch : $.vakata.dnd.settings.threshold) ||
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
530 Math.abs(e.pageY - vakata_dnd.init_y) > (vakata_dnd.is_touch ? $.vakata.dnd.settings.threshold_touch : $.vakata.dnd.settings.threshold)
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
531 ) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
532 if(vakata_dnd.helper) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
533 vakata_dnd.helper.appendTo("body");
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
534 vakata_dnd.helper_w = vakata_dnd.helper.outerWidth();
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
535 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
536 vakata_dnd.is_drag = true;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
537 $(vakata_dnd.target).one('click.vakata', false);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
538 /**
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
539 * triggered on the document when a drag starts
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
540 * @event
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
541 * @plugin dnd
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
542 * @name dnd_start.vakata
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
543 * @param {Mixed} data any data supplied with the call to $.vakata.dnd.start
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
544 * @param {DOM} element the DOM element being dragged
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
545 * @param {jQuery} helper the helper shown next to the mouse
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
546 * @param {Object} event the event that caused the start (probably mousemove)
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
547 */
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
548 $.vakata.dnd._trigger("start", e);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
549 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
550 else { return; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
551 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
552
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
553 var d = false, w = false,
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
554 dh = false, wh = false,
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
555 dw = false, ww = false,
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
556 dt = false, dl = false,
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
557 ht = false, hl = false;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
558
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
559 vakata_dnd.scroll_t = 0;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
560 vakata_dnd.scroll_l = 0;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
561 vakata_dnd.scroll_e = false;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
562 $($(e.target).parentsUntil("body").addBack().get().reverse())
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
563 .filter(function () {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
564 return (/^auto|scroll$/).test($(this).css("overflow")) &&
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
565 (this.scrollHeight > this.offsetHeight || this.scrollWidth > this.offsetWidth);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
566 })
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
567 .each(function () {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
568 var t = $(this), o = t.offset();
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
569 if(this.scrollHeight > this.offsetHeight) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
570 if(o.top + t.height() - e.pageY < $.vakata.dnd.settings.scroll_proximity) { vakata_dnd.scroll_t = 1; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
571 if(e.pageY - o.top < $.vakata.dnd.settings.scroll_proximity) { vakata_dnd.scroll_t = -1; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
572 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
573 if(this.scrollWidth > this.offsetWidth) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
574 if(o.left + t.width() - e.pageX < $.vakata.dnd.settings.scroll_proximity) { vakata_dnd.scroll_l = 1; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
575 if(e.pageX - o.left < $.vakata.dnd.settings.scroll_proximity) { vakata_dnd.scroll_l = -1; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
576 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
577 if(vakata_dnd.scroll_t || vakata_dnd.scroll_l) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
578 vakata_dnd.scroll_e = $(this);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
579 return false;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
580 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
581 });
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
582
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
583 if(!vakata_dnd.scroll_e) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
584 d = $(document); w = $(window);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
585 dh = d.height(); wh = w.height();
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
586 dw = d.width(); ww = w.width();
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
587 dt = d.scrollTop(); dl = d.scrollLeft();
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
588 if(dh > wh && e.pageY - dt < $.vakata.dnd.settings.scroll_proximity) { vakata_dnd.scroll_t = -1; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
589 if(dh > wh && wh - (e.pageY - dt) < $.vakata.dnd.settings.scroll_proximity) { vakata_dnd.scroll_t = 1; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
590 if(dw > ww && e.pageX - dl < $.vakata.dnd.settings.scroll_proximity) { vakata_dnd.scroll_l = -1; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
591 if(dw > ww && ww - (e.pageX - dl) < $.vakata.dnd.settings.scroll_proximity) { vakata_dnd.scroll_l = 1; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
592 if(vakata_dnd.scroll_t || vakata_dnd.scroll_l) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
593 vakata_dnd.scroll_e = d;
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
594 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
595 }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
596 if(vakata_dnd.scroll_e) { $.vakata.dnd._scroll(true); }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
597
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
598 if(vakata_dnd.helper) {
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
599 ht = parseInt(e.pageY + $.vakata.dnd.settings.helper_top, 10);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
600 hl = parseInt(e.pageX + $.vakata.dnd.settings.helper_left, 10);
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
601 if(dh && ht + 25 > dh) { ht = dh - 50; }
803f4888f36a planemo upload commit 004a320fc0619c234164b44c64ba5dce205734e1
mingchen0919
parents:
diff changeset
602 if(dw && hl + vakata_dnd.helper_w > dw) { hl = dw - (vakata_dnd.helper_w + 2); }
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603 vakata_dnd.helper.css({
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604 left : hl + "px",
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605 top : ht + "px"
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606 });
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607 }
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608 /**
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609 * triggered on the document when a drag is in progress
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610 * @event
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611 * @plugin dnd
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612 * @name dnd_move.vakata
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613 * @param {Mixed} data any data supplied with the call to $.vakata.dnd.start
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614 * @param {DOM} element the DOM element being dragged
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615 * @param {jQuery} helper the helper shown next to the mouse
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616 * @param {Object} event the event that caused this to trigger (most likely mousemove)
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617 */
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618 $.vakata.dnd._trigger("move", e);
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619 return false;
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620 },
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621 stop : function (e) {
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622 if(e.type === "touchend" && e.originalEvent && e.originalEvent.changedTouches && e.originalEvent.changedTouches[0]) {
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623 e.pageX = e.originalEvent.changedTouches[0].pageX;
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624 e.pageY = e.originalEvent.changedTouches[0].pageY;
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625 e.target = document.elementFromPoint(e.originalEvent.changedTouches[0].pageX - window.pageXOffset, e.originalEvent.changedTouches[0].pageY - window.pageYOffset);
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626 }
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627 if(vakata_dnd.is_drag) {
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628 /**
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629 * triggered on the document when a drag stops (the dragged element is dropped)
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630 * @event
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631 * @plugin dnd
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632 * @name dnd_stop.vakata
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633 * @param {Mixed} data any data supplied with the call to $.vakata.dnd.start
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634 * @param {DOM} element the DOM element being dragged
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635 * @param {jQuery} helper the helper shown next to the mouse
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636 * @param {Object} event the event that caused the stop
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637 */
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638 if (e.target !== vakata_dnd.target) {
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639 $(vakata_dnd.target).off('click.vakata');
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640 }
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641 $.vakata.dnd._trigger("stop", e);
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642 }
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643 else {
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644 if(e.type === "touchend" && e.target === vakata_dnd.target) {
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645 var to = setTimeout(function () { $(e.target).click(); }, 100);
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646 $(e.target).one('click', function() { if(to) { clearTimeout(to); } });
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647 }
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648 }
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649 $.vakata.dnd._clean();
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650 return false;
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651 }
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652 };
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653 }($));
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654
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655 // include the dnd plugin by default
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656 // $.jstree.defaults.plugins.push("dnd");
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657 }));