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42 | office | 1 | /*! |
2 | * jQuery UI Draggable 1.12.1 |
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3 | * http://jqueryui.com |
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4 | * |
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5 | * Copyright jQuery Foundation and other contributors |
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6 | * Released under the MIT license. |
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7 | * http://jquery.org/license |
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8 | */ |
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9 | |||
10 | //>>label: Draggable |
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11 | //>>group: Interactions |
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12 | //>>description: Enables dragging functionality for any element. |
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13 | //>>docs: http://api.jqueryui.com/draggable/ |
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14 | //>>demos: http://jqueryui.com/draggable/ |
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15 | //>>css.structure: ../../themes/base/draggable.css |
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16 | |||
17 | ( function( factory ) { |
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18 | if ( typeof define === "function" && define.amd ) { |
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19 | |||
20 | // AMD. Register as an anonymous module. |
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21 | define( [ |
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22 | "jquery", |
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23 | "./mouse", |
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24 | "../data", |
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25 | "../plugin", |
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26 | "../safe-active-element", |
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27 | "../safe-blur", |
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28 | "../scroll-parent", |
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29 | "../version", |
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30 | "../widget" |
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31 | ], factory ); |
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32 | } else { |
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33 | |||
34 | // Browser globals |
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35 | factory( jQuery ); |
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36 | } |
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37 | }( function( $ ) { |
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38 | |||
39 | $.widget( "ui.draggable", $.ui.mouse, { |
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40 | version: "1.12.1", |
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41 | widgetEventPrefix: "drag", |
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42 | options: { |
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43 | addClasses: true, |
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44 | appendTo: "parent", |
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45 | axis: false, |
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46 | connectToSortable: false, |
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47 | containment: false, |
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48 | cursor: "auto", |
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49 | cursorAt: false, |
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50 | grid: false, |
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51 | handle: false, |
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52 | helper: "original", |
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53 | iframeFix: false, |
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54 | opacity: false, |
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55 | refreshPositions: false, |
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56 | revert: false, |
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57 | revertDuration: 500, |
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58 | scope: "default", |
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59 | scroll: true, |
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60 | scrollSensitivity: 20, |
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61 | scrollSpeed: 20, |
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62 | snap: false, |
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63 | snapMode: "both", |
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64 | snapTolerance: 20, |
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65 | stack: false, |
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66 | zIndex: false, |
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67 | |||
68 | // Callbacks |
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69 | drag: null, |
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70 | start: null, |
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71 | stop: null |
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72 | }, |
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73 | _create: function() { |
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74 | |||
75 | if ( this.options.helper === "original" ) { |
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76 | this._setPositionRelative(); |
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77 | } |
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78 | if ( this.options.addClasses ) { |
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79 | this._addClass( "ui-draggable" ); |
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80 | } |
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81 | this._setHandleClassName(); |
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82 | |||
83 | this._mouseInit(); |
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84 | }, |
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85 | |||
86 | _setOption: function( key, value ) { |
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87 | this._super( key, value ); |
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88 | if ( key === "handle" ) { |
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89 | this._removeHandleClassName(); |
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90 | this._setHandleClassName(); |
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91 | } |
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92 | }, |
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93 | |||
94 | _destroy: function() { |
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95 | if ( ( this.helper || this.element ).is( ".ui-draggable-dragging" ) ) { |
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96 | this.destroyOnClear = true; |
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97 | return; |
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98 | } |
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99 | this._removeHandleClassName(); |
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100 | this._mouseDestroy(); |
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101 | }, |
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102 | |||
103 | _mouseCapture: function( event ) { |
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104 | var o = this.options; |
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105 | |||
106 | // Among others, prevent a drag on a resizable-handle |
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107 | if ( this.helper || o.disabled || |
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108 | $( event.target ).closest( ".ui-resizable-handle" ).length > 0 ) { |
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109 | return false; |
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110 | } |
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111 | |||
112 | //Quit if we're not on a valid handle |
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113 | this.handle = this._getHandle( event ); |
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114 | if ( !this.handle ) { |
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115 | return false; |
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116 | } |
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117 | |||
118 | this._blurActiveElement( event ); |
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119 | |||
120 | this._blockFrames( o.iframeFix === true ? "iframe" : o.iframeFix ); |
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121 | |||
122 | return true; |
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123 | |||
124 | }, |
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125 | |||
126 | _blockFrames: function( selector ) { |
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127 | this.iframeBlocks = this.document.find( selector ).map( function() { |
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128 | var iframe = $( this ); |
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129 | |||
130 | return $( "<div>" ) |
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131 | .css( "position", "absolute" ) |
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132 | .appendTo( iframe.parent() ) |
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133 | .outerWidth( iframe.outerWidth() ) |
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134 | .outerHeight( iframe.outerHeight() ) |
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135 | .offset( iframe.offset() )[ 0 ]; |
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136 | } ); |
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137 | }, |
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138 | |||
139 | _unblockFrames: function() { |
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140 | if ( this.iframeBlocks ) { |
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141 | this.iframeBlocks.remove(); |
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142 | delete this.iframeBlocks; |
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143 | } |
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144 | }, |
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145 | |||
146 | _blurActiveElement: function( event ) { |
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147 | var activeElement = $.ui.safeActiveElement( this.document[ 0 ] ), |
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148 | target = $( event.target ); |
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149 | |||
150 | // Don't blur if the event occurred on an element that is within |
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151 | // the currently focused element |
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152 | // See #10527, #12472 |
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153 | if ( target.closest( activeElement ).length ) { |
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154 | return; |
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155 | } |
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156 | |||
157 | // Blur any element that currently has focus, see #4261 |
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158 | $.ui.safeBlur( activeElement ); |
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159 | }, |
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160 | |||
161 | _mouseStart: function( event ) { |
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162 | |||
163 | var o = this.options; |
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164 | |||
165 | //Create and append the visible helper |
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166 | this.helper = this._createHelper( event ); |
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167 | |||
168 | this._addClass( this.helper, "ui-draggable-dragging" ); |
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169 | |||
170 | //Cache the helper size |
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171 | this._cacheHelperProportions(); |
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172 | |||
173 | //If ddmanager is used for droppables, set the global draggable |
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174 | if ( $.ui.ddmanager ) { |
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175 | $.ui.ddmanager.current = this; |
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176 | } |
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177 | |||
178 | /* |
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179 | * - Position generation - |
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180 | * This block generates everything position related - it's the core of draggables. |
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181 | */ |
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182 | |||
183 | //Cache the margins of the original element |
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184 | this._cacheMargins(); |
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185 | |||
186 | //Store the helper's css position |
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187 | this.cssPosition = this.helper.css( "position" ); |
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188 | this.scrollParent = this.helper.scrollParent( true ); |
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189 | this.offsetParent = this.helper.offsetParent(); |
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190 | this.hasFixedAncestor = this.helper.parents().filter( function() { |
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191 | return $( this ).css( "position" ) === "fixed"; |
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192 | } ).length > 0; |
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193 | |||
194 | //The element's absolute position on the page minus margins |
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195 | this.positionAbs = this.element.offset(); |
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196 | this._refreshOffsets( event ); |
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197 | |||
198 | //Generate the original position |
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199 | this.originalPosition = this.position = this._generatePosition( event, false ); |
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200 | this.originalPageX = event.pageX; |
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201 | this.originalPageY = event.pageY; |
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202 | |||
203 | //Adjust the mouse offset relative to the helper if "cursorAt" is supplied |
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204 | ( o.cursorAt && this._adjustOffsetFromHelper( o.cursorAt ) ); |
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205 | |||
206 | //Set a containment if given in the options |
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207 | this._setContainment(); |
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208 | |||
209 | //Trigger event + callbacks |
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210 | if ( this._trigger( "start", event ) === false ) { |
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211 | this._clear(); |
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212 | return false; |
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213 | } |
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214 | |||
215 | //Recache the helper size |
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216 | this._cacheHelperProportions(); |
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217 | |||
218 | //Prepare the droppable offsets |
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219 | if ( $.ui.ddmanager && !o.dropBehaviour ) { |
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220 | $.ui.ddmanager.prepareOffsets( this, event ); |
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221 | } |
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222 | |||
223 | // Execute the drag once - this causes the helper not to be visible before getting its |
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224 | // correct position |
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225 | this._mouseDrag( event, true ); |
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226 | |||
227 | // If the ddmanager is used for droppables, inform the manager that dragging has started |
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228 | // (see #5003) |
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229 | if ( $.ui.ddmanager ) { |
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230 | $.ui.ddmanager.dragStart( this, event ); |
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231 | } |
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232 | |||
233 | return true; |
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234 | }, |
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235 | |||
236 | _refreshOffsets: function( event ) { |
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237 | this.offset = { |
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238 | top: this.positionAbs.top - this.margins.top, |
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239 | left: this.positionAbs.left - this.margins.left, |
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240 | scroll: false, |
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241 | parent: this._getParentOffset(), |
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242 | relative: this._getRelativeOffset() |
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243 | }; |
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244 | |||
245 | this.offset.click = { |
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246 | left: event.pageX - this.offset.left, |
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247 | top: event.pageY - this.offset.top |
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248 | }; |
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249 | }, |
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250 | |||
251 | _mouseDrag: function( event, noPropagation ) { |
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252 | |||
253 | // reset any necessary cached properties (see #5009) |
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254 | if ( this.hasFixedAncestor ) { |
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255 | this.offset.parent = this._getParentOffset(); |
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256 | } |
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257 | |||
258 | //Compute the helpers position |
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259 | this.position = this._generatePosition( event, true ); |
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260 | this.positionAbs = this._convertPositionTo( "absolute" ); |
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261 | |||
262 | //Call plugins and callbacks and use the resulting position if something is returned |
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263 | if ( !noPropagation ) { |
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264 | var ui = this._uiHash(); |
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265 | if ( this._trigger( "drag", event, ui ) === false ) { |
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266 | this._mouseUp( new $.Event( "mouseup", event ) ); |
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267 | return false; |
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268 | } |
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269 | this.position = ui.position; |
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270 | } |
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271 | |||
272 | this.helper[ 0 ].style.left = this.position.left + "px"; |
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273 | this.helper[ 0 ].style.top = this.position.top + "px"; |
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274 | |||
275 | if ( $.ui.ddmanager ) { |
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276 | $.ui.ddmanager.drag( this, event ); |
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277 | } |
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278 | |||
279 | return false; |
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280 | }, |
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281 | |||
282 | _mouseStop: function( event ) { |
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283 | |||
284 | //If we are using droppables, inform the manager about the drop |
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285 | var that = this, |
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286 | dropped = false; |
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287 | if ( $.ui.ddmanager && !this.options.dropBehaviour ) { |
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288 | dropped = $.ui.ddmanager.drop( this, event ); |
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289 | } |
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290 | |||
291 | //if a drop comes from outside (a sortable) |
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292 | if ( this.dropped ) { |
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293 | dropped = this.dropped; |
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294 | this.dropped = false; |
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295 | } |
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296 | |||
297 | if ( ( this.options.revert === "invalid" && !dropped ) || |
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298 | ( this.options.revert === "valid" && dropped ) || |
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299 | this.options.revert === true || ( $.isFunction( this.options.revert ) && |
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300 | this.options.revert.call( this.element, dropped ) ) |
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301 | ) { |
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302 | $( this.helper ).animate( |
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303 | this.originalPosition, |
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304 | parseInt( this.options.revertDuration, 10 ), |
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305 | function() { |
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306 | if ( that._trigger( "stop", event ) !== false ) { |
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307 | that._clear(); |
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308 | } |
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309 | } |
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310 | ); |
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311 | } else { |
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312 | if ( this._trigger( "stop", event ) !== false ) { |
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313 | this._clear(); |
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314 | } |
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315 | } |
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316 | |||
317 | return false; |
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318 | }, |
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319 | |||
320 | _mouseUp: function( event ) { |
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321 | this._unblockFrames(); |
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322 | |||
323 | // If the ddmanager is used for droppables, inform the manager that dragging has stopped |
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324 | // (see #5003) |
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325 | if ( $.ui.ddmanager ) { |
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326 | $.ui.ddmanager.dragStop( this, event ); |
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327 | } |
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328 | |||
329 | // Only need to focus if the event occurred on the draggable itself, see #10527 |
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330 | if ( this.handleElement.is( event.target ) ) { |
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331 | |||
332 | // The interaction is over; whether or not the click resulted in a drag, |
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333 | // focus the element |
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334 | this.element.trigger( "focus" ); |
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335 | } |
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336 | |||
337 | return $.ui.mouse.prototype._mouseUp.call( this, event ); |
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338 | }, |
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339 | |||
340 | cancel: function() { |
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341 | |||
342 | if ( this.helper.is( ".ui-draggable-dragging" ) ) { |
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343 | this._mouseUp( new $.Event( "mouseup", { target: this.element[ 0 ] } ) ); |
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344 | } else { |
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345 | this._clear(); |
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346 | } |
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347 | |||
348 | return this; |
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349 | |||
350 | }, |
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351 | |||
352 | _getHandle: function( event ) { |
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353 | return this.options.handle ? |
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354 | !!$( event.target ).closest( this.element.find( this.options.handle ) ).length : |
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355 | true; |
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356 | }, |
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357 | |||
358 | _setHandleClassName: function() { |
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359 | this.handleElement = this.options.handle ? |
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360 | this.element.find( this.options.handle ) : this.element; |
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361 | this._addClass( this.handleElement, "ui-draggable-handle" ); |
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362 | }, |
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363 | |||
364 | _removeHandleClassName: function() { |
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365 | this._removeClass( this.handleElement, "ui-draggable-handle" ); |
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366 | }, |
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367 | |||
368 | _createHelper: function( event ) { |
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369 | |||
370 | var o = this.options, |
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371 | helperIsFunction = $.isFunction( o.helper ), |
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372 | helper = helperIsFunction ? |
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373 | $( o.helper.apply( this.element[ 0 ], [ event ] ) ) : |
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374 | ( o.helper === "clone" ? |
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375 | this.element.clone().removeAttr( "id" ) : |
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376 | this.element ); |
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377 | |||
378 | if ( !helper.parents( "body" ).length ) { |
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379 | helper.appendTo( ( o.appendTo === "parent" ? |
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380 | this.element[ 0 ].parentNode : |
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381 | o.appendTo ) ); |
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382 | } |
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383 | |||
384 | // Http://bugs.jqueryui.com/ticket/9446 |
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385 | // a helper function can return the original element |
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386 | // which wouldn't have been set to relative in _create |
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387 | if ( helperIsFunction && helper[ 0 ] === this.element[ 0 ] ) { |
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388 | this._setPositionRelative(); |
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389 | } |
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390 | |||
391 | if ( helper[ 0 ] !== this.element[ 0 ] && |
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392 | !( /(fixed|absolute)/ ).test( helper.css( "position" ) ) ) { |
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393 | helper.css( "position", "absolute" ); |
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394 | } |
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395 | |||
396 | return helper; |
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397 | |||
398 | }, |
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399 | |||
400 | _setPositionRelative: function() { |
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401 | if ( !( /^(?:r|a|f)/ ).test( this.element.css( "position" ) ) ) { |
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402 | this.element[ 0 ].style.position = "relative"; |
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403 | } |
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404 | }, |
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405 | |||
406 | _adjustOffsetFromHelper: function( obj ) { |
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407 | if ( typeof obj === "string" ) { |
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408 | obj = obj.split( " " ); |
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409 | } |
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410 | if ( $.isArray( obj ) ) { |
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411 | obj = { left: +obj[ 0 ], top: +obj[ 1 ] || 0 }; |
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412 | } |
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413 | if ( "left" in obj ) { |
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414 | this.offset.click.left = obj.left + this.margins.left; |
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415 | } |
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416 | if ( "right" in obj ) { |
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417 | this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left; |
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418 | } |
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419 | if ( "top" in obj ) { |
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420 | this.offset.click.top = obj.top + this.margins.top; |
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421 | } |
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422 | if ( "bottom" in obj ) { |
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423 | this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top; |
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424 | } |
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425 | }, |
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426 | |||
427 | _isRootNode: function( element ) { |
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428 | return ( /(html|body)/i ).test( element.tagName ) || element === this.document[ 0 ]; |
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429 | }, |
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430 | |||
431 | _getParentOffset: function() { |
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432 | |||
433 | //Get the offsetParent and cache its position |
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434 | var po = this.offsetParent.offset(), |
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435 | document = this.document[ 0 ]; |
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436 | |||
437 | // This is a special case where we need to modify a offset calculated on start, since the |
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438 | // following happened: |
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439 | // 1. The position of the helper is absolute, so it's position is calculated based on the |
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440 | // next positioned parent |
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441 | // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't |
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442 | // the document, which means that the scroll is included in the initial calculation of the |
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443 | // offset of the parent, and never recalculated upon drag |
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444 | if ( this.cssPosition === "absolute" && this.scrollParent[ 0 ] !== document && |
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445 | $.contains( this.scrollParent[ 0 ], this.offsetParent[ 0 ] ) ) { |
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446 | po.left += this.scrollParent.scrollLeft(); |
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447 | po.top += this.scrollParent.scrollTop(); |
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448 | } |
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449 | |||
450 | if ( this._isRootNode( this.offsetParent[ 0 ] ) ) { |
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451 | po = { top: 0, left: 0 }; |
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452 | } |
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453 | |||
454 | return { |
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455 | top: po.top + ( parseInt( this.offsetParent.css( "borderTopWidth" ), 10 ) || 0 ), |
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456 | left: po.left + ( parseInt( this.offsetParent.css( "borderLeftWidth" ), 10 ) || 0 ) |
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457 | }; |
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458 | |||
459 | }, |
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460 | |||
461 | _getRelativeOffset: function() { |
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462 | if ( this.cssPosition !== "relative" ) { |
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463 | return { top: 0, left: 0 }; |
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464 | } |
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465 | |||
466 | var p = this.element.position(), |
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467 | scrollIsRootNode = this._isRootNode( this.scrollParent[ 0 ] ); |
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468 | |||
469 | return { |
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470 | top: p.top - ( parseInt( this.helper.css( "top" ), 10 ) || 0 ) + |
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471 | ( !scrollIsRootNode ? this.scrollParent.scrollTop() : 0 ), |
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472 | left: p.left - ( parseInt( this.helper.css( "left" ), 10 ) || 0 ) + |
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473 | ( !scrollIsRootNode ? this.scrollParent.scrollLeft() : 0 ) |
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474 | }; |
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475 | |||
476 | }, |
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477 | |||
478 | _cacheMargins: function() { |
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479 | this.margins = { |
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480 | left: ( parseInt( this.element.css( "marginLeft" ), 10 ) || 0 ), |
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481 | top: ( parseInt( this.element.css( "marginTop" ), 10 ) || 0 ), |
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482 | right: ( parseInt( this.element.css( "marginRight" ), 10 ) || 0 ), |
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483 | bottom: ( parseInt( this.element.css( "marginBottom" ), 10 ) || 0 ) |
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484 | }; |
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485 | }, |
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486 | |||
487 | _cacheHelperProportions: function() { |
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488 | this.helperProportions = { |
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489 | width: this.helper.outerWidth(), |
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490 | height: this.helper.outerHeight() |
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491 | }; |
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492 | }, |
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493 | |||
494 | _setContainment: function() { |
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495 | |||
496 | var isUserScrollable, c, ce, |
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497 | o = this.options, |
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498 | document = this.document[ 0 ]; |
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499 | |||
500 | this.relativeContainer = null; |
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501 | |||
502 | if ( !o.containment ) { |
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503 | this.containment = null; |
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504 | return; |
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505 | } |
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506 | |||
507 | if ( o.containment === "window" ) { |
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508 | this.containment = [ |
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509 | $( window ).scrollLeft() - this.offset.relative.left - this.offset.parent.left, |
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510 | $( window ).scrollTop() - this.offset.relative.top - this.offset.parent.top, |
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511 | $( window ).scrollLeft() + $( window ).width() - |
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512 | this.helperProportions.width - this.margins.left, |
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513 | $( window ).scrollTop() + |
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514 | ( $( window ).height() || document.body.parentNode.scrollHeight ) - |
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515 | this.helperProportions.height - this.margins.top |
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516 | ]; |
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517 | return; |
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518 | } |
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519 | |||
520 | if ( o.containment === "document" ) { |
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521 | this.containment = [ |
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522 | 0, |
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523 | 0, |
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524 | $( document ).width() - this.helperProportions.width - this.margins.left, |
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525 | ( $( document ).height() || document.body.parentNode.scrollHeight ) - |
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526 | this.helperProportions.height - this.margins.top |
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527 | ]; |
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528 | return; |
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529 | } |
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530 | |||
531 | if ( o.containment.constructor === Array ) { |
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532 | this.containment = o.containment; |
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533 | return; |
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534 | } |
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535 | |||
536 | if ( o.containment === "parent" ) { |
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537 | o.containment = this.helper[ 0 ].parentNode; |
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538 | } |
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539 | |||
540 | c = $( o.containment ); |
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541 | ce = c[ 0 ]; |
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542 | |||
543 | if ( !ce ) { |
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544 | return; |
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545 | } |
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546 | |||
547 | isUserScrollable = /(scroll|auto)/.test( c.css( "overflow" ) ); |
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548 | |||
549 | this.containment = [ |
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550 | ( parseInt( c.css( "borderLeftWidth" ), 10 ) || 0 ) + |
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551 | ( parseInt( c.css( "paddingLeft" ), 10 ) || 0 ), |
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552 | ( parseInt( c.css( "borderTopWidth" ), 10 ) || 0 ) + |
||
553 | ( parseInt( c.css( "paddingTop" ), 10 ) || 0 ), |
||
554 | ( isUserScrollable ? Math.max( ce.scrollWidth, ce.offsetWidth ) : ce.offsetWidth ) - |
||
555 | ( parseInt( c.css( "borderRightWidth" ), 10 ) || 0 ) - |
||
556 | ( parseInt( c.css( "paddingRight" ), 10 ) || 0 ) - |
||
557 | this.helperProportions.width - |
||
558 | this.margins.left - |
||
559 | this.margins.right, |
||
560 | ( isUserScrollable ? Math.max( ce.scrollHeight, ce.offsetHeight ) : ce.offsetHeight ) - |
||
561 | ( parseInt( c.css( "borderBottomWidth" ), 10 ) || 0 ) - |
||
562 | ( parseInt( c.css( "paddingBottom" ), 10 ) || 0 ) - |
||
563 | this.helperProportions.height - |
||
564 | this.margins.top - |
||
565 | this.margins.bottom |
||
566 | ]; |
||
567 | this.relativeContainer = c; |
||
568 | }, |
||
569 | |||
570 | _convertPositionTo: function( d, pos ) { |
||
571 | |||
572 | if ( !pos ) { |
||
573 | pos = this.position; |
||
574 | } |
||
575 | |||
576 | var mod = d === "absolute" ? 1 : -1, |
||
577 | scrollIsRootNode = this._isRootNode( this.scrollParent[ 0 ] ); |
||
578 | |||
579 | return { |
||
580 | top: ( |
||
581 | |||
582 | // The absolute mouse position |
||
583 | pos.top + |
||
584 | |||
585 | // Only for relative positioned nodes: Relative offset from element to offset parent |
||
586 | this.offset.relative.top * mod + |
||
587 | |||
588 | // The offsetParent's offset without borders (offset + border) |
||
589 | this.offset.parent.top * mod - |
||
590 | ( ( this.cssPosition === "fixed" ? |
||
591 | -this.offset.scroll.top : |
||
592 | ( scrollIsRootNode ? 0 : this.offset.scroll.top ) ) * mod ) |
||
593 | ), |
||
594 | left: ( |
||
595 | |||
596 | // The absolute mouse position |
||
597 | pos.left + |
||
598 | |||
599 | // Only for relative positioned nodes: Relative offset from element to offset parent |
||
600 | this.offset.relative.left * mod + |
||
601 | |||
602 | // The offsetParent's offset without borders (offset + border) |
||
603 | this.offset.parent.left * mod - |
||
604 | ( ( this.cssPosition === "fixed" ? |
||
605 | -this.offset.scroll.left : |
||
606 | ( scrollIsRootNode ? 0 : this.offset.scroll.left ) ) * mod ) |
||
607 | ) |
||
608 | }; |
||
609 | |||
610 | }, |
||
611 | |||
612 | _generatePosition: function( event, constrainPosition ) { |
||
613 | |||
614 | var containment, co, top, left, |
||
615 | o = this.options, |
||
616 | scrollIsRootNode = this._isRootNode( this.scrollParent[ 0 ] ), |
||
617 | pageX = event.pageX, |
||
618 | pageY = event.pageY; |
||
619 | |||
620 | // Cache the scroll |
||
621 | if ( !scrollIsRootNode || !this.offset.scroll ) { |
||
622 | this.offset.scroll = { |
||
623 | top: this.scrollParent.scrollTop(), |
||
624 | left: this.scrollParent.scrollLeft() |
||
625 | }; |
||
626 | } |
||
627 | |||
628 | /* |
||
629 | * - Position constraining - |
||
630 | * Constrain the position to a mix of grid, containment. |
||
631 | */ |
||
632 | |||
633 | // If we are not dragging yet, we won't check for options |
||
634 | if ( constrainPosition ) { |
||
635 | if ( this.containment ) { |
||
636 | if ( this.relativeContainer ) { |
||
637 | co = this.relativeContainer.offset(); |
||
638 | containment = [ |
||
639 | this.containment[ 0 ] + co.left, |
||
640 | this.containment[ 1 ] + co.top, |
||
641 | this.containment[ 2 ] + co.left, |
||
642 | this.containment[ 3 ] + co.top |
||
643 | ]; |
||
644 | } else { |
||
645 | containment = this.containment; |
||
646 | } |
||
647 | |||
648 | if ( event.pageX - this.offset.click.left < containment[ 0 ] ) { |
||
649 | pageX = containment[ 0 ] + this.offset.click.left; |
||
650 | } |
||
651 | if ( event.pageY - this.offset.click.top < containment[ 1 ] ) { |
||
652 | pageY = containment[ 1 ] + this.offset.click.top; |
||
653 | } |
||
654 | if ( event.pageX - this.offset.click.left > containment[ 2 ] ) { |
||
655 | pageX = containment[ 2 ] + this.offset.click.left; |
||
656 | } |
||
657 | if ( event.pageY - this.offset.click.top > containment[ 3 ] ) { |
||
658 | pageY = containment[ 3 ] + this.offset.click.top; |
||
659 | } |
||
660 | } |
||
661 | |||
662 | if ( o.grid ) { |
||
663 | |||
664 | //Check for grid elements set to 0 to prevent divide by 0 error causing invalid |
||
665 | // argument errors in IE (see ticket #6950) |
||
666 | top = o.grid[ 1 ] ? this.originalPageY + Math.round( ( pageY - |
||
667 | this.originalPageY ) / o.grid[ 1 ] ) * o.grid[ 1 ] : this.originalPageY; |
||
668 | pageY = containment ? ( ( top - this.offset.click.top >= containment[ 1 ] || |
||
669 | top - this.offset.click.top > containment[ 3 ] ) ? |
||
670 | top : |
||
671 | ( ( top - this.offset.click.top >= containment[ 1 ] ) ? |
||
672 | top - o.grid[ 1 ] : top + o.grid[ 1 ] ) ) : top; |
||
673 | |||
674 | left = o.grid[ 0 ] ? this.originalPageX + |
||
675 | Math.round( ( pageX - this.originalPageX ) / o.grid[ 0 ] ) * o.grid[ 0 ] : |
||
676 | this.originalPageX; |
||
677 | pageX = containment ? ( ( left - this.offset.click.left >= containment[ 0 ] || |
||
678 | left - this.offset.click.left > containment[ 2 ] ) ? |
||
679 | left : |
||
680 | ( ( left - this.offset.click.left >= containment[ 0 ] ) ? |
||
681 | left - o.grid[ 0 ] : left + o.grid[ 0 ] ) ) : left; |
||
682 | } |
||
683 | |||
684 | if ( o.axis === "y" ) { |
||
685 | pageX = this.originalPageX; |
||
686 | } |
||
687 | |||
688 | if ( o.axis === "x" ) { |
||
689 | pageY = this.originalPageY; |
||
690 | } |
||
691 | } |
||
692 | |||
693 | return { |
||
694 | top: ( |
||
695 | |||
696 | // The absolute mouse position |
||
697 | pageY - |
||
698 | |||
699 | // Click offset (relative to the element) |
||
700 | this.offset.click.top - |
||
701 | |||
702 | // Only for relative positioned nodes: Relative offset from element to offset parent |
||
703 | this.offset.relative.top - |
||
704 | |||
705 | // The offsetParent's offset without borders (offset + border) |
||
706 | this.offset.parent.top + |
||
707 | ( this.cssPosition === "fixed" ? |
||
708 | -this.offset.scroll.top : |
||
709 | ( scrollIsRootNode ? 0 : this.offset.scroll.top ) ) |
||
710 | ), |
||
711 | left: ( |
||
712 | |||
713 | // The absolute mouse position |
||
714 | pageX - |
||
715 | |||
716 | // Click offset (relative to the element) |
||
717 | this.offset.click.left - |
||
718 | |||
719 | // Only for relative positioned nodes: Relative offset from element to offset parent |
||
720 | this.offset.relative.left - |
||
721 | |||
722 | // The offsetParent's offset without borders (offset + border) |
||
723 | this.offset.parent.left + |
||
724 | ( this.cssPosition === "fixed" ? |
||
725 | -this.offset.scroll.left : |
||
726 | ( scrollIsRootNode ? 0 : this.offset.scroll.left ) ) |
||
727 | ) |
||
728 | }; |
||
729 | |||
730 | }, |
||
731 | |||
732 | _clear: function() { |
||
733 | this._removeClass( this.helper, "ui-draggable-dragging" ); |
||
734 | if ( this.helper[ 0 ] !== this.element[ 0 ] && !this.cancelHelperRemoval ) { |
||
735 | this.helper.remove(); |
||
736 | } |
||
737 | this.helper = null; |
||
738 | this.cancelHelperRemoval = false; |
||
739 | if ( this.destroyOnClear ) { |
||
740 | this.destroy(); |
||
741 | } |
||
742 | }, |
||
743 | |||
744 | // From now on bulk stuff - mainly helpers |
||
745 | |||
746 | _trigger: function( type, event, ui ) { |
||
747 | ui = ui || this._uiHash(); |
||
748 | $.ui.plugin.call( this, type, [ event, ui, this ], true ); |
||
749 | |||
750 | // Absolute position and offset (see #6884 ) have to be recalculated after plugins |
||
751 | if ( /^(drag|start|stop)/.test( type ) ) { |
||
752 | this.positionAbs = this._convertPositionTo( "absolute" ); |
||
753 | ui.offset = this.positionAbs; |
||
754 | } |
||
755 | return $.Widget.prototype._trigger.call( this, type, event, ui ); |
||
756 | }, |
||
757 | |||
758 | plugins: {}, |
||
759 | |||
760 | _uiHash: function() { |
||
761 | return { |
||
762 | helper: this.helper, |
||
763 | position: this.position, |
||
764 | originalPosition: this.originalPosition, |
||
765 | offset: this.positionAbs |
||
766 | }; |
||
767 | } |
||
768 | |||
769 | } ); |
||
770 | |||
771 | $.ui.plugin.add( "draggable", "connectToSortable", { |
||
772 | start: function( event, ui, draggable ) { |
||
773 | var uiSortable = $.extend( {}, ui, { |
||
774 | item: draggable.element |
||
775 | } ); |
||
776 | |||
777 | draggable.sortables = []; |
||
778 | $( draggable.options.connectToSortable ).each( function() { |
||
779 | var sortable = $( this ).sortable( "instance" ); |
||
780 | |||
781 | if ( sortable && !sortable.options.disabled ) { |
||
782 | draggable.sortables.push( sortable ); |
||
783 | |||
784 | // RefreshPositions is called at drag start to refresh the containerCache |
||
785 | // which is used in drag. This ensures it's initialized and synchronized |
||
786 | // with any changes that might have happened on the page since initialization. |
||
787 | sortable.refreshPositions(); |
||
788 | sortable._trigger( "activate", event, uiSortable ); |
||
789 | } |
||
790 | } ); |
||
791 | }, |
||
792 | stop: function( event, ui, draggable ) { |
||
793 | var uiSortable = $.extend( {}, ui, { |
||
794 | item: draggable.element |
||
795 | } ); |
||
796 | |||
797 | draggable.cancelHelperRemoval = false; |
||
798 | |||
799 | $.each( draggable.sortables, function() { |
||
800 | var sortable = this; |
||
801 | |||
802 | if ( sortable.isOver ) { |
||
803 | sortable.isOver = 0; |
||
804 | |||
805 | // Allow this sortable to handle removing the helper |
||
806 | draggable.cancelHelperRemoval = true; |
||
807 | sortable.cancelHelperRemoval = false; |
||
808 | |||
809 | // Use _storedCSS To restore properties in the sortable, |
||
810 | // as this also handles revert (#9675) since the draggable |
||
811 | // may have modified them in unexpected ways (#8809) |
||
812 | sortable._storedCSS = { |
||
813 | position: sortable.placeholder.css( "position" ), |
||
814 | top: sortable.placeholder.css( "top" ), |
||
815 | left: sortable.placeholder.css( "left" ) |
||
816 | }; |
||
817 | |||
818 | sortable._mouseStop( event ); |
||
819 | |||
820 | // Once drag has ended, the sortable should return to using |
||
821 | // its original helper, not the shared helper from draggable |
||
822 | sortable.options.helper = sortable.options._helper; |
||
823 | } else { |
||
824 | |||
825 | // Prevent this Sortable from removing the helper. |
||
826 | // However, don't set the draggable to remove the helper |
||
827 | // either as another connected Sortable may yet handle the removal. |
||
828 | sortable.cancelHelperRemoval = true; |
||
829 | |||
830 | sortable._trigger( "deactivate", event, uiSortable ); |
||
831 | } |
||
832 | } ); |
||
833 | }, |
||
834 | drag: function( event, ui, draggable ) { |
||
835 | $.each( draggable.sortables, function() { |
||
836 | var innermostIntersecting = false, |
||
837 | sortable = this; |
||
838 | |||
839 | // Copy over variables that sortable's _intersectsWith uses |
||
840 | sortable.positionAbs = draggable.positionAbs; |
||
841 | sortable.helperProportions = draggable.helperProportions; |
||
842 | sortable.offset.click = draggable.offset.click; |
||
843 | |||
844 | if ( sortable._intersectsWith( sortable.containerCache ) ) { |
||
845 | innermostIntersecting = true; |
||
846 | |||
847 | $.each( draggable.sortables, function() { |
||
848 | |||
849 | // Copy over variables that sortable's _intersectsWith uses |
||
850 | this.positionAbs = draggable.positionAbs; |
||
851 | this.helperProportions = draggable.helperProportions; |
||
852 | this.offset.click = draggable.offset.click; |
||
853 | |||
854 | if ( this !== sortable && |
||
855 | this._intersectsWith( this.containerCache ) && |
||
856 | $.contains( sortable.element[ 0 ], this.element[ 0 ] ) ) { |
||
857 | innermostIntersecting = false; |
||
858 | } |
||
859 | |||
860 | return innermostIntersecting; |
||
861 | } ); |
||
862 | } |
||
863 | |||
864 | if ( innermostIntersecting ) { |
||
865 | |||
866 | // If it intersects, we use a little isOver variable and set it once, |
||
867 | // so that the move-in stuff gets fired only once. |
||
868 | if ( !sortable.isOver ) { |
||
869 | sortable.isOver = 1; |
||
870 | |||
871 | // Store draggable's parent in case we need to reappend to it later. |
||
872 | draggable._parent = ui.helper.parent(); |
||
873 | |||
874 | sortable.currentItem = ui.helper |
||
875 | .appendTo( sortable.element ) |
||
876 | .data( "ui-sortable-item", true ); |
||
877 | |||
878 | // Store helper option to later restore it |
||
879 | sortable.options._helper = sortable.options.helper; |
||
880 | |||
881 | sortable.options.helper = function() { |
||
882 | return ui.helper[ 0 ]; |
||
883 | }; |
||
884 | |||
885 | // Fire the start events of the sortable with our passed browser event, |
||
886 | // and our own helper (so it doesn't create a new one) |
||
887 | event.target = sortable.currentItem[ 0 ]; |
||
888 | sortable._mouseCapture( event, true ); |
||
889 | sortable._mouseStart( event, true, true ); |
||
890 | |||
891 | // Because the browser event is way off the new appended portlet, |
||
892 | // modify necessary variables to reflect the changes |
||
893 | sortable.offset.click.top = draggable.offset.click.top; |
||
894 | sortable.offset.click.left = draggable.offset.click.left; |
||
895 | sortable.offset.parent.left -= draggable.offset.parent.left - |
||
896 | sortable.offset.parent.left; |
||
897 | sortable.offset.parent.top -= draggable.offset.parent.top - |
||
898 | sortable.offset.parent.top; |
||
899 | |||
900 | draggable._trigger( "toSortable", event ); |
||
901 | |||
902 | // Inform draggable that the helper is in a valid drop zone, |
||
903 | // used solely in the revert option to handle "valid/invalid". |
||
904 | draggable.dropped = sortable.element; |
||
905 | |||
906 | // Need to refreshPositions of all sortables in the case that |
||
907 | // adding to one sortable changes the location of the other sortables (#9675) |
||
908 | $.each( draggable.sortables, function() { |
||
909 | this.refreshPositions(); |
||
910 | } ); |
||
911 | |||
912 | // Hack so receive/update callbacks work (mostly) |
||
913 | draggable.currentItem = draggable.element; |
||
914 | sortable.fromOutside = draggable; |
||
915 | } |
||
916 | |||
917 | if ( sortable.currentItem ) { |
||
918 | sortable._mouseDrag( event ); |
||
919 | |||
920 | // Copy the sortable's position because the draggable's can potentially reflect |
||
921 | // a relative position, while sortable is always absolute, which the dragged |
||
922 | // element has now become. (#8809) |
||
923 | ui.position = sortable.position; |
||
924 | } |
||
925 | } else { |
||
926 | |||
927 | // If it doesn't intersect with the sortable, and it intersected before, |
||
928 | // we fake the drag stop of the sortable, but make sure it doesn't remove |
||
929 | // the helper by using cancelHelperRemoval. |
||
930 | if ( sortable.isOver ) { |
||
931 | |||
932 | sortable.isOver = 0; |
||
933 | sortable.cancelHelperRemoval = true; |
||
934 | |||
935 | // Calling sortable's mouseStop would trigger a revert, |
||
936 | // so revert must be temporarily false until after mouseStop is called. |
||
937 | sortable.options._revert = sortable.options.revert; |
||
938 | sortable.options.revert = false; |
||
939 | |||
940 | sortable._trigger( "out", event, sortable._uiHash( sortable ) ); |
||
941 | sortable._mouseStop( event, true ); |
||
942 | |||
943 | // Restore sortable behaviors that were modfied |
||
944 | // when the draggable entered the sortable area (#9481) |
||
945 | sortable.options.revert = sortable.options._revert; |
||
946 | sortable.options.helper = sortable.options._helper; |
||
947 | |||
948 | if ( sortable.placeholder ) { |
||
949 | sortable.placeholder.remove(); |
||
950 | } |
||
951 | |||
952 | // Restore and recalculate the draggable's offset considering the sortable |
||
953 | // may have modified them in unexpected ways. (#8809, #10669) |
||
954 | ui.helper.appendTo( draggable._parent ); |
||
955 | draggable._refreshOffsets( event ); |
||
956 | ui.position = draggable._generatePosition( event, true ); |
||
957 | |||
958 | draggable._trigger( "fromSortable", event ); |
||
959 | |||
960 | // Inform draggable that the helper is no longer in a valid drop zone |
||
961 | draggable.dropped = false; |
||
962 | |||
963 | // Need to refreshPositions of all sortables just in case removing |
||
964 | // from one sortable changes the location of other sortables (#9675) |
||
965 | $.each( draggable.sortables, function() { |
||
966 | this.refreshPositions(); |
||
967 | } ); |
||
968 | } |
||
969 | } |
||
970 | } ); |
||
971 | } |
||
972 | } ); |
||
973 | |||
974 | $.ui.plugin.add( "draggable", "cursor", { |
||
975 | start: function( event, ui, instance ) { |
||
976 | var t = $( "body" ), |
||
977 | o = instance.options; |
||
978 | |||
979 | if ( t.css( "cursor" ) ) { |
||
980 | o._cursor = t.css( "cursor" ); |
||
981 | } |
||
982 | t.css( "cursor", o.cursor ); |
||
983 | }, |
||
984 | stop: function( event, ui, instance ) { |
||
985 | var o = instance.options; |
||
986 | if ( o._cursor ) { |
||
987 | $( "body" ).css( "cursor", o._cursor ); |
||
988 | } |
||
989 | } |
||
990 | } ); |
||
991 | |||
992 | $.ui.plugin.add( "draggable", "opacity", { |
||
993 | start: function( event, ui, instance ) { |
||
994 | var t = $( ui.helper ), |
||
995 | o = instance.options; |
||
996 | if ( t.css( "opacity" ) ) { |
||
997 | o._opacity = t.css( "opacity" ); |
||
998 | } |
||
999 | t.css( "opacity", o.opacity ); |
||
1000 | }, |
||
1001 | stop: function( event, ui, instance ) { |
||
1002 | var o = instance.options; |
||
1003 | if ( o._opacity ) { |
||
1004 | $( ui.helper ).css( "opacity", o._opacity ); |
||
1005 | } |
||
1006 | } |
||
1007 | } ); |
||
1008 | |||
1009 | $.ui.plugin.add( "draggable", "scroll", { |
||
1010 | start: function( event, ui, i ) { |
||
1011 | if ( !i.scrollParentNotHidden ) { |
||
1012 | i.scrollParentNotHidden = i.helper.scrollParent( false ); |
||
1013 | } |
||
1014 | |||
1015 | if ( i.scrollParentNotHidden[ 0 ] !== i.document[ 0 ] && |
||
1016 | i.scrollParentNotHidden[ 0 ].tagName !== "HTML" ) { |
||
1017 | i.overflowOffset = i.scrollParentNotHidden.offset(); |
||
1018 | } |
||
1019 | }, |
||
1020 | drag: function( event, ui, i ) { |
||
1021 | |||
1022 | var o = i.options, |
||
1023 | scrolled = false, |
||
1024 | scrollParent = i.scrollParentNotHidden[ 0 ], |
||
1025 | document = i.document[ 0 ]; |
||
1026 | |||
1027 | if ( scrollParent !== document && scrollParent.tagName !== "HTML" ) { |
||
1028 | if ( !o.axis || o.axis !== "x" ) { |
||
1029 | if ( ( i.overflowOffset.top + scrollParent.offsetHeight ) - event.pageY < |
||
1030 | o.scrollSensitivity ) { |
||
1031 | scrollParent.scrollTop = scrolled = scrollParent.scrollTop + o.scrollSpeed; |
||
1032 | } else if ( event.pageY - i.overflowOffset.top < o.scrollSensitivity ) { |
||
1033 | scrollParent.scrollTop = scrolled = scrollParent.scrollTop - o.scrollSpeed; |
||
1034 | } |
||
1035 | } |
||
1036 | |||
1037 | if ( !o.axis || o.axis !== "y" ) { |
||
1038 | if ( ( i.overflowOffset.left + scrollParent.offsetWidth ) - event.pageX < |
||
1039 | o.scrollSensitivity ) { |
||
1040 | scrollParent.scrollLeft = scrolled = scrollParent.scrollLeft + o.scrollSpeed; |
||
1041 | } else if ( event.pageX - i.overflowOffset.left < o.scrollSensitivity ) { |
||
1042 | scrollParent.scrollLeft = scrolled = scrollParent.scrollLeft - o.scrollSpeed; |
||
1043 | } |
||
1044 | } |
||
1045 | |||
1046 | } else { |
||
1047 | |||
1048 | if ( !o.axis || o.axis !== "x" ) { |
||
1049 | if ( event.pageY - $( document ).scrollTop() < o.scrollSensitivity ) { |
||
1050 | scrolled = $( document ).scrollTop( $( document ).scrollTop() - o.scrollSpeed ); |
||
1051 | } else if ( $( window ).height() - ( event.pageY - $( document ).scrollTop() ) < |
||
1052 | o.scrollSensitivity ) { |
||
1053 | scrolled = $( document ).scrollTop( $( document ).scrollTop() + o.scrollSpeed ); |
||
1054 | } |
||
1055 | } |
||
1056 | |||
1057 | if ( !o.axis || o.axis !== "y" ) { |
||
1058 | if ( event.pageX - $( document ).scrollLeft() < o.scrollSensitivity ) { |
||
1059 | scrolled = $( document ).scrollLeft( |
||
1060 | $( document ).scrollLeft() - o.scrollSpeed |
||
1061 | ); |
||
1062 | } else if ( $( window ).width() - ( event.pageX - $( document ).scrollLeft() ) < |
||
1063 | o.scrollSensitivity ) { |
||
1064 | scrolled = $( document ).scrollLeft( |
||
1065 | $( document ).scrollLeft() + o.scrollSpeed |
||
1066 | ); |
||
1067 | } |
||
1068 | } |
||
1069 | |||
1070 | } |
||
1071 | |||
1072 | if ( scrolled !== false && $.ui.ddmanager && !o.dropBehaviour ) { |
||
1073 | $.ui.ddmanager.prepareOffsets( i, event ); |
||
1074 | } |
||
1075 | |||
1076 | } |
||
1077 | } ); |
||
1078 | |||
1079 | $.ui.plugin.add( "draggable", "snap", { |
||
1080 | start: function( event, ui, i ) { |
||
1081 | |||
1082 | var o = i.options; |
||
1083 | |||
1084 | i.snapElements = []; |
||
1085 | |||
1086 | $( o.snap.constructor !== String ? ( o.snap.items || ":data(ui-draggable)" ) : o.snap ) |
||
1087 | .each( function() { |
||
1088 | var $t = $( this ), |
||
1089 | $o = $t.offset(); |
||
1090 | if ( this !== i.element[ 0 ] ) { |
||
1091 | i.snapElements.push( { |
||
1092 | item: this, |
||
1093 | width: $t.outerWidth(), height: $t.outerHeight(), |
||
1094 | top: $o.top, left: $o.left |
||
1095 | } ); |
||
1096 | } |
||
1097 | } ); |
||
1098 | |||
1099 | }, |
||
1100 | drag: function( event, ui, inst ) { |
||
1101 | |||
1102 | var ts, bs, ls, rs, l, r, t, b, i, first, |
||
1103 | o = inst.options, |
||
1104 | d = o.snapTolerance, |
||
1105 | x1 = ui.offset.left, x2 = x1 + inst.helperProportions.width, |
||
1106 | y1 = ui.offset.top, y2 = y1 + inst.helperProportions.height; |
||
1107 | |||
1108 | for ( i = inst.snapElements.length - 1; i >= 0; i-- ) { |
||
1109 | |||
1110 | l = inst.snapElements[ i ].left - inst.margins.left; |
||
1111 | r = l + inst.snapElements[ i ].width; |
||
1112 | t = inst.snapElements[ i ].top - inst.margins.top; |
||
1113 | b = t + inst.snapElements[ i ].height; |
||
1114 | |||
1115 | if ( x2 < l - d || x1 > r + d || y2 < t - d || y1 > b + d || |
||
1116 | !$.contains( inst.snapElements[ i ].item.ownerDocument, |
||
1117 | inst.snapElements[ i ].item ) ) { |
||
1118 | if ( inst.snapElements[ i ].snapping ) { |
||
1119 | ( inst.options.snap.release && |
||
1120 | inst.options.snap.release.call( |
||
1121 | inst.element, |
||
1122 | event, |
||
1123 | $.extend( inst._uiHash(), { snapItem: inst.snapElements[ i ].item } ) |
||
1124 | ) ); |
||
1125 | } |
||
1126 | inst.snapElements[ i ].snapping = false; |
||
1127 | continue; |
||
1128 | } |
||
1129 | |||
1130 | if ( o.snapMode !== "inner" ) { |
||
1131 | ts = Math.abs( t - y2 ) <= d; |
||
1132 | bs = Math.abs( b - y1 ) <= d; |
||
1133 | ls = Math.abs( l - x2 ) <= d; |
||
1134 | rs = Math.abs( r - x1 ) <= d; |
||
1135 | if ( ts ) { |
||
1136 | ui.position.top = inst._convertPositionTo( "relative", { |
||
1137 | top: t - inst.helperProportions.height, |
||
1138 | left: 0 |
||
1139 | } ).top; |
||
1140 | } |
||
1141 | if ( bs ) { |
||
1142 | ui.position.top = inst._convertPositionTo( "relative", { |
||
1143 | top: b, |
||
1144 | left: 0 |
||
1145 | } ).top; |
||
1146 | } |
||
1147 | if ( ls ) { |
||
1148 | ui.position.left = inst._convertPositionTo( "relative", { |
||
1149 | top: 0, |
||
1150 | left: l - inst.helperProportions.width |
||
1151 | } ).left; |
||
1152 | } |
||
1153 | if ( rs ) { |
||
1154 | ui.position.left = inst._convertPositionTo( "relative", { |
||
1155 | top: 0, |
||
1156 | left: r |
||
1157 | } ).left; |
||
1158 | } |
||
1159 | } |
||
1160 | |||
1161 | first = ( ts || bs || ls || rs ); |
||
1162 | |||
1163 | if ( o.snapMode !== "outer" ) { |
||
1164 | ts = Math.abs( t - y1 ) <= d; |
||
1165 | bs = Math.abs( b - y2 ) <= d; |
||
1166 | ls = Math.abs( l - x1 ) <= d; |
||
1167 | rs = Math.abs( r - x2 ) <= d; |
||
1168 | if ( ts ) { |
||
1169 | ui.position.top = inst._convertPositionTo( "relative", { |
||
1170 | top: t, |
||
1171 | left: 0 |
||
1172 | } ).top; |
||
1173 | } |
||
1174 | if ( bs ) { |
||
1175 | ui.position.top = inst._convertPositionTo( "relative", { |
||
1176 | top: b - inst.helperProportions.height, |
||
1177 | left: 0 |
||
1178 | } ).top; |
||
1179 | } |
||
1180 | if ( ls ) { |
||
1181 | ui.position.left = inst._convertPositionTo( "relative", { |
||
1182 | top: 0, |
||
1183 | left: l |
||
1184 | } ).left; |
||
1185 | } |
||
1186 | if ( rs ) { |
||
1187 | ui.position.left = inst._convertPositionTo( "relative", { |
||
1188 | top: 0, |
||
1189 | left: r - inst.helperProportions.width |
||
1190 | } ).left; |
||
1191 | } |
||
1192 | } |
||
1193 | |||
1194 | if ( !inst.snapElements[ i ].snapping && ( ts || bs || ls || rs || first ) ) { |
||
1195 | ( inst.options.snap.snap && |
||
1196 | inst.options.snap.snap.call( |
||
1197 | inst.element, |
||
1198 | event, |
||
1199 | $.extend( inst._uiHash(), { |
||
1200 | snapItem: inst.snapElements[ i ].item |
||
1201 | } ) ) ); |
||
1202 | } |
||
1203 | inst.snapElements[ i ].snapping = ( ts || bs || ls || rs || first ); |
||
1204 | |||
1205 | } |
||
1206 | |||
1207 | } |
||
1208 | } ); |
||
1209 | |||
1210 | $.ui.plugin.add( "draggable", "stack", { |
||
1211 | start: function( event, ui, instance ) { |
||
1212 | var min, |
||
1213 | o = instance.options, |
||
1214 | group = $.makeArray( $( o.stack ) ).sort( function( a, b ) { |
||
1215 | return ( parseInt( $( a ).css( "zIndex" ), 10 ) || 0 ) - |
||
1216 | ( parseInt( $( b ).css( "zIndex" ), 10 ) || 0 ); |
||
1217 | } ); |
||
1218 | |||
1219 | if ( !group.length ) { return; } |
||
1220 | |||
1221 | min = parseInt( $( group[ 0 ] ).css( "zIndex" ), 10 ) || 0; |
||
1222 | $( group ).each( function( i ) { |
||
1223 | $( this ).css( "zIndex", min + i ); |
||
1224 | } ); |
||
1225 | this.css( "zIndex", ( min + group.length ) ); |
||
1226 | } |
||
1227 | } ); |
||
1228 | |||
1229 | $.ui.plugin.add( "draggable", "zIndex", { |
||
1230 | start: function( event, ui, instance ) { |
||
1231 | var t = $( ui.helper ), |
||
1232 | o = instance.options; |
||
1233 | |||
1234 | if ( t.css( "zIndex" ) ) { |
||
1235 | o._zIndex = t.css( "zIndex" ); |
||
1236 | } |
||
1237 | t.css( "zIndex", o.zIndex ); |
||
1238 | }, |
||
1239 | stop: function( event, ui, instance ) { |
||
1240 | var o = instance.options; |
||
1241 | |||
1242 | if ( o._zIndex ) { |
||
1243 | $( ui.helper ).css( "zIndex", o._zIndex ); |
||
1244 | } |
||
1245 | } |
||
1246 | } ); |
||
1247 | |||
1248 | return $.ui.draggable; |
||
1249 | |||
1250 | } ) ); |