1 | /* |
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2 | * jQuery contextMenu - Plugin for simple contextMenu handling |
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3 | * |
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4 | * Version: 1.5.8 |
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5 | * |
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6 | * Authors: Rodney Rehm, Addy Osmani (patches for FF) |
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7 | * Web: http://medialize.github.com/jQuery-contextMenu/ |
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8 | * |
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9 | * Licensed under |
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10 | * MIT License http://www.opensource.org/licenses/mit-license |
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11 | * GPL v3 http://opensource.org/licenses/GPL-3.0 |
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12 | * |
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13 | */ |
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14 | |
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15 | (function($, undefined){ |
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16 | |
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17 | // TODO: - |
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18 | // ARIA stuff: menuitem, menuitemcheckbox und menuitemradio |
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19 | // create <menu> structure if $.support[htmlCommand || htmlMenuitem] and !opt.disableNative |
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20 | |
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21 | // determine html5 compatibility |
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22 | $.support.htmlMenuitem = ('HTMLMenuItemElement' in window); |
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23 | $.support.htmlCommand = ('HTMLCommandElement' in window); |
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24 | |
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25 | var // currently active contextMenu trigger |
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26 | $currentTrigger = null, |
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27 | // is contextMenu initialized with at least one menu? |
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28 | initialized = false, |
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29 | // flag stating to ignore the contextmenu event |
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30 | ignoreThisClick = false, |
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31 | // window handle |
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32 | $win = $(window), |
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33 | // number of registered menus |
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34 | counter = 0, |
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35 | // mapping selector to namespace |
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36 | namespaces = {}, |
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37 | // mapping namespace to options |
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38 | menus = {}, |
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39 | // custom command type handlers |
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40 | types = {}, |
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41 | // default values |
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42 | defaults = { |
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43 | // selector of contextMenu trigger |
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44 | selector: null, |
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45 | // where to append the menu to |
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46 | appendTo: null, |
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47 | // method to trigger context menu ["right", "left", "hover"] |
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48 | trigger: "right", |
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49 | // hide menu when mouse leaves trigger / menu elements |
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50 | autoHide: false, |
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51 | // ignore right click triggers for left, hover or custom activation |
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52 | ignoreRightClick: false, |
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53 | // ms to wait before showing a hover-triggered context menu |
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54 | delay: 200, |
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55 | // determine position to show menu at |
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56 | determinePosition: function($menu) { |
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57 | // position to the lower middle of the trigger element |
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58 | if ($.ui && $.ui.position) { |
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59 | // .position() is provided as a jQuery UI utility |
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60 | // (...and it won't work on hidden elements) |
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61 | $menu.css('display', 'block').position({ |
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62 | my: "center top", |
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63 | at: "center bottom", |
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64 | of: this, |
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65 | offset: "0 5", |
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66 | collision: "fit" |
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67 | }).css('display', 'none'); |
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68 | } else { |
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69 | // determine contextMenu position |
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70 | var offset = this.offset(); |
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71 | offset.top += this.outerHeight(); |
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72 | offset.left += this.outerWidth() / 2 - $menu.outerWidth() / 2; |
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73 | $menu.css(offset); |
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74 | } |
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75 | }, |
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76 | // position menu |
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77 | position: function(opt, x, y) { |
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78 | var $this = this, |
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79 | offset; |
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80 | // determine contextMenu position |
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81 | if (!x && !y) { |
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82 | opt.determinePosition.call(this, opt.$menu); |
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83 | return; |
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84 | } else if (x === "maintain" && y === "maintain") { |
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85 | // x and y must not be changed (after re-show on command click) |
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86 | offset = opt.$menu.position(); |
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87 | } else { |
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88 | // x and y are given (by mouse event) |
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89 | var triggerIsFixed = opt.$trigger.parents().andSelf() |
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90 | .filter(function() { |
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91 | return $(this).css('position') == "fixed"; |
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92 | }).length; |
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93 | |
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94 | if (triggerIsFixed) { |
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95 | y -= $win.scrollTop(); |
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96 | x -= $win.scrollLeft(); |
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97 | } |
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98 | offset = {top: y, left: x}; |
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99 | } |
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100 | |
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101 | // correct offset if viewport demands it |
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102 | var bottom = $win.scrollTop() + $win.height(), |
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103 | right = $win.scrollLeft() + $win.width(), |
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104 | height = opt.$menu.height(), |
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105 | width = opt.$menu.width(); |
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106 | |
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107 | if (offset.top + height > bottom) { |
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108 | offset.top -= height; |
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109 | } |
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110 | |
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111 | if (offset.left + width > right) { |
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112 | offset.left -= width; |
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113 | } |
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114 | |
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115 | opt.$menu.css(offset); |
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116 | }, |
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117 | // position the sub-menu |
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118 | positionSubmenu: function($menu) { |
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119 | if ($.ui && $.ui.position) { |
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120 | // .position() is provided as a jQuery UI utility |
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121 | // (...and it won't work on hidden elements) |
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122 | $menu.css('display', 'block').position({ |
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123 | my: "left top", |
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124 | at: "right top", |
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125 | of: this, |
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126 | collision: "fit" |
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127 | }).css('display', ''); |
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128 | } else { |
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129 | // determine contextMenu position |
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130 | var offset = this.offset(); |
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131 | offset.top += 0; |
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132 | offset.left += this.outerWidth(); |
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133 | $menu.css(offset); |
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134 | } |
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135 | }, |
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136 | // offset to add to zIndex |
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137 | zIndex: 1, |
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138 | // show hide animation settings |
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139 | animation: { |
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140 | duration: 50, |
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141 | show: 'slideDown', |
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142 | hide: 'slideUp' |
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143 | }, |
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144 | // events |
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145 | events: { |
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146 | show: $.noop, |
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147 | hide: $.noop |
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148 | }, |
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149 | // default callback |
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150 | callback: null, |
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151 | // list of contextMenu items |
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152 | items: {} |
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153 | }, |
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154 | // mouse position for hover activation |
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155 | hoveract = { |
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156 | timer: null, |
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157 | pageX: null, |
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158 | pageY: null |
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159 | }, |
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160 | // determine zIndex |
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161 | zindex = function($t) { |
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162 | var zin = 0, |
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163 | $tt = $t; |
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164 | |
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165 | while (true) { |
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166 | zin = Math.max(zin, parseInt($tt.css('z-index'), 10) || 0); |
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167 | $tt = $tt.parent(); |
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168 | if (!$tt || !$tt.length || $tt.prop('nodeName').toLowerCase() == 'body') { |
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169 | break; |
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170 | } |
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171 | } |
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172 | |
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173 | return zin; |
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174 | }, |
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175 | // event handlers |
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176 | handle = { |
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177 | // abort anything |
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178 | abortevent: function(e){ |
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179 | e.preventDefault(); |
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180 | e.stopImmediatePropagation(); |
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181 | }, |
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182 | |
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183 | // contextmenu show dispatcher |
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184 | contextmenu: function(e) { |
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185 | var $this = $(this); |
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186 | // disable actual context-menu |
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187 | e.preventDefault(); |
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188 | e.stopImmediatePropagation(); |
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189 | |
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190 | // ignore right click trigger |
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191 | if (ignoreThisClick) { |
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192 | ignoreThisClick = false; |
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193 | return; |
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194 | } |
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195 | |
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196 | if (!$this.hasClass('context-menu-disabled')) { |
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197 | // theoretically need to fire a show event at <menu> |
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198 | // http://www.whatwg.org/specs/web-apps/current-work/multipage/interactive-elements.html#context-menus |
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199 | // var evt = jQuery.Event("show", { data: data, pageX: e.pageX, pageY: e.pageY, relatedTarget: this }); |
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200 | // e.data.$menu.trigger(evt); |
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201 | |
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202 | $currentTrigger = $this; |
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203 | if (e.data.build) { |
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204 | // dynamically build menu on invocation |
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205 | $.extend(true, e.data, defaults, e.data.build($currentTrigger, e) || {}); |
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206 | op.create(e.data); |
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207 | } |
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208 | // show menu |
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209 | op.show.call($this, e.data, e.pageX, e.pageY); |
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210 | } |
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211 | }, |
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212 | // contextMenu left-click trigger |
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213 | click: function(e) { |
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214 | e.preventDefault(); |
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215 | e.stopImmediatePropagation(); |
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216 | $(this).trigger(jQuery.Event("contextmenu", { data: e.data, pageX: e.pageX, pageY: e.pageY })); |
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217 | }, |
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218 | // contextMenu right-click trigger |
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219 | mousedown: function(e) { |
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220 | // register mouse down |
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221 | var $this = $(this); |
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222 | |
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223 | // hide any previous menus |
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224 | if ($currentTrigger && $currentTrigger.length && !$currentTrigger.is($this)) { |
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225 | $currentTrigger.data('contextMenu').$menu.trigger('contextmenu:hide'); |
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226 | } |
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227 | |
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228 | // activate on right click |
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229 | if (e.button == 2) { |
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230 | $currentTrigger = $this.data('contextMenuActive', true); |
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231 | } |
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232 | }, |
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233 | // contextMenu right-click trigger |
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234 | mouseup: function(e) { |
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235 | // show menu |
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236 | var $this = $(this); |
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237 | if ($this.data('contextMenuActive') && $currentTrigger && $currentTrigger.length && $currentTrigger.is($this) && !$this.hasClass('context-menu-disabled')) { |
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238 | e.preventDefault(); |
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239 | e.stopImmediatePropagation(); |
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240 | $currentTrigger = $this; |
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241 | $this.trigger(jQuery.Event("contextmenu", { data: e.data, pageX: e.pageX, pageY: e.pageY })); |
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242 | } |
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243 | |
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244 | $this.removeData('contextMenuActive'); |
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245 | }, |
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246 | // contextMenu hover trigger |
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247 | mouseenter: function(e) { |
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248 | var $this = $(this), |
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249 | $related = $(e.relatedTarget), |
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250 | $document = $(document); |
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251 | |
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252 | // abort if we're coming from a menu |
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253 | if ($related.is('.context-menu-list') || $related.closest('.context-menu-list').length) { |
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254 | return; |
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255 | } |
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256 | |
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257 | // abort if a menu is shown |
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258 | if ($currentTrigger && $currentTrigger.length) { |
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259 | return; |
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260 | } |
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261 | |
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262 | hoveract.pageX = e.pageX; |
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263 | hoveract.pageY = e.pageY; |
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264 | hoveract.data = e.data; |
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265 | $document.on('mousemove.contextMenuShow', handle.mousemove); |
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266 | hoveract.timer = setTimeout(function() { |
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267 | hoveract.timer = null; |
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268 | $document.off('mousemove.contextMenuShow'); |
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269 | $currentTrigger = $this; |
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270 | $this.trigger(jQuery.Event("contextmenu", { data: hoveract.data, pageX: hoveract.pageX, pageY: hoveract.pageY })); |
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271 | }, e.data.delay ); |
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272 | }, |
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273 | // contextMenu hover trigger |
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274 | mousemove: function(e) { |
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275 | hoveract.pageX = e.pageX; |
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276 | hoveract.pageY = e.pageY; |
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277 | }, |
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278 | // contextMenu hover trigger |
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279 | mouseleave: function(e) { |
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280 | // abort if we're leaving for a menu |
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281 | var $related = $(e.relatedTarget); |
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282 | if ($related.is('.context-menu-list') || $related.closest('.context-menu-list').length) { |
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283 | return; |
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284 | } |
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285 | |
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286 | try { |
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287 | clearTimeout(hoveract.timer); |
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288 | } catch(e) {} |
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289 | |
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290 | hoveract.timer = null; |
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291 | }, |
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292 | |
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293 | // ignore right click trigger |
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294 | ignoreRightClick: function(e) { |
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295 | if (e.button == 2) { |
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296 | ignoreThisClick = true; |
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297 | } |
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298 | }, |
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299 | |
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300 | // click on layer to hide contextMenu |
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301 | layerClick: function(e) { |
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302 | var $this = $(this), |
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303 | root = $this.data('contextMenuRoot'); |
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304 | |
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305 | e.preventDefault(); |
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306 | e.stopImmediatePropagation(); |
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307 | $this.remove(); |
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308 | root.$menu.trigger('contextmenu:hide'); |
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309 | }, |
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310 | // key handled :hover |
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311 | keyStop: function(e, opt) { |
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312 | if (!opt.isInput) { |
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313 | e.preventDefault(); |
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314 | } |
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315 | |
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316 | e.stopPropagation(); |
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317 | }, |
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318 | key: function(e) { |
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319 | var opt = $currentTrigger.data('contextMenu') || {}, |
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320 | $children = opt.$menu.children(), |
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321 | $round; |
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322 | |
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323 | switch (e.keyCode) { |
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324 | case 9: |
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325 | case 38: // up |
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326 | handle.keyStop(e, opt); |
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327 | // if keyCode is [38 (up)] or [9 (tab) with shift] |
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328 | if (opt.isInput) { |
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329 | if (e.keyCode == 9 && e.shiftKey) { |
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330 | e.preventDefault(); |
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331 | opt.$selected && opt.$selected.find('input, textarea, select').blur(); |
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332 | opt.$menu.trigger('prevcommand'); |
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333 | return; |
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334 | } else if (e.keyCode == 38 && opt.$selected.find('input, textarea, select').prop('type') == 'checkbox') { |
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335 | // checkboxes don't capture this key |
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336 | e.preventDefault(); |
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337 | return; |
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338 | } |
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339 | } else if (e.keyCode != 9 || e.shiftKey) { |
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340 | opt.$menu.trigger('prevcommand'); |
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341 | return; |
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342 | } |
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343 | |
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344 | case 9: // tab |
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345 | case 40: // down |
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346 | handle.keyStop(e, opt); |
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347 | if (opt.isInput) { |
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348 | if (e.keyCode == 9) { |
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349 | e.preventDefault(); |
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350 | opt.$selected && opt.$selected.find('input, textarea, select').blur(); |
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351 | opt.$menu.trigger('nextcommand'); |
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352 | return; |
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353 | } else if (e.keyCode == 40 && opt.$selected.find('input, textarea, select').prop('type') == 'checkbox') { |
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354 | // checkboxes don't capture this key |
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355 | e.preventDefault(); |
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356 | return; |
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357 | } |
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358 | } else { |
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359 | opt.$menu.trigger('nextcommand'); |
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360 | return; |
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361 | } |
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362 | break; |
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363 | |
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364 | case 37: // left |
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365 | handle.keyStop(e, opt); |
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366 | if (opt.isInput || !opt.$selected || !opt.$selected.length) { |
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367 | break; |
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368 | } |
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369 | |
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370 | if (!opt.$selected.parent().hasClass('context-menu-root')) { |
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371 | var $parent = opt.$selected.parent().parent(); |
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372 | opt.$selected.trigger('contextmenu:blur'); |
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373 | opt.$selected = $parent; |
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374 | return; |
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375 | } |
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376 | break; |
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377 | |
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378 | case 39: // right |
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379 | handle.keyStop(e, opt); |
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380 | if (opt.isInput || !opt.$selected || !opt.$selected.length) { |
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381 | break; |
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382 | } |
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383 | |
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384 | var itemdata = opt.$selected.data('contextMenu') || {}; |
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385 | if (itemdata.$menu && opt.$selected.hasClass('context-menu-submenu')) { |
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386 | opt.$selected = null; |
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387 | itemdata.$selected = null; |
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388 | itemdata.$menu.trigger('nextcommand'); |
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389 | return; |
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390 | } |
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391 | break; |
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392 | |
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393 | case 35: // end |
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394 | case 36: // home |
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395 | if (opt.$selected && opt.$selected.find('input, textarea, select').length) { |
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396 | return; |
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397 | } else { |
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398 | (opt.$selected && opt.$selected.parent() || opt.$menu) |
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399 | .children(':not(.disabled, .not-selectable)')[e.keyCode == 36 ? 'first' : 'last']() |
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400 | .trigger('contextmenu:focus'); |
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401 | e.preventDefault(); |
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402 | return; |
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403 | } |
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404 | break; |
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405 | |
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406 | case 13: // enter |
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407 | handle.keyStop(e, opt); |
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408 | if (opt.isInput) { |
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409 | if (opt.$selected && !opt.$selected.is('textarea, select')) { |
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410 | e.preventDefault(); |
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411 | return; |
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412 | } |
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413 | break; |
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414 | } |
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415 | opt.$selected && opt.$selected.trigger('mouseup'); |
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416 | return; |
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417 | |
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418 | case 32: // space |
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419 | case 33: // page up |
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420 | case 34: // page down |
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421 | // prevent browser from scrolling down while menu is visible |
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422 | handle.keyStop(e, opt); |
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423 | return; |
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424 | |
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425 | case 27: // esc |
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426 | handle.keyStop(e, opt); |
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427 | opt.$menu.trigger('contextmenu:hide'); |
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428 | return; |
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429 | |
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430 | default: // 0-9, a-z |
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431 | var k = (String.fromCharCode(e.keyCode)).toUpperCase(); |
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432 | if (opt.accesskeys[k]) { |
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433 | // according to the specs accesskeys must be invoked immediately |
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434 | opt.accesskeys[k].$node.trigger(opt.accesskeys[k].$menu |
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435 | ? 'contextmenu:focus' |
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436 | : 'mouseup' |
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437 | ); |
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438 | return; |
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439 | } |
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440 | break; |
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441 | } |
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442 | // pass event to selected item, |
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443 | // stop propagation to avoid endless recursion |
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444 | e.stopPropagation(); |
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445 | opt.$selected && opt.$selected.trigger(e); |
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446 | }, |
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447 | |
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448 | // select previous possible command in menu |
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449 | prevItem: function(e) { |
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450 | e.stopPropagation(); |
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451 | var opt = $(this).data('contextMenu') || {}; |
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452 | |
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453 | // obtain currently selected menu |
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454 | if (opt.$selected) { |
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455 | var $s = opt.$selected; |
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456 | opt = opt.$selected.parent().data('contextMenu') || {}; |
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457 | opt.$selected = $s; |
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458 | } |
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459 | |
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460 | var $children = opt.$menu.children(), |
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461 | $prev = !opt.$selected || !opt.$selected.prev().length ? $children.last() : opt.$selected.prev(), |
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462 | $round = $prev; |
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463 | |
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464 | // skip disabled |
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465 | while ($prev.hasClass('disabled') || $prev.hasClass('not-selectable')) { |
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466 | if ($prev.prev().length) { |
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467 | $prev = $prev.prev(); |
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468 | } else { |
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469 | $prev = $children.last(); |
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470 | } |
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471 | if ($prev.is($round)) { |
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472 | // break endless loop |
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473 | return; |
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474 | } |
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475 | } |
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476 | |
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477 | // leave current |
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478 | if (opt.$selected) { |
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479 | handle.itemMouseleave.call(opt.$selected.get(0), e); |
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480 | } |
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481 | |
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482 | // activate next |
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483 | handle.itemMouseenter.call($prev.get(0), e); |
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484 | |
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485 | // focus input |
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486 | var $input = $prev.find('input, textarea, select'); |
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487 | if ($input.length) { |
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488 | $input.focus(); |
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489 | } |
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490 | }, |
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491 | // select next possible command in menu |
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492 | nextItem: function(e) { |
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493 | e.stopPropagation(); |
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494 | var opt = $(this).data('contextMenu') || {}; |
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495 | |
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496 | // obtain currently selected menu |
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497 | if (opt.$selected) { |
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498 | var $s = opt.$selected; |
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499 | opt = opt.$selected.parent().data('contextMenu') || {}; |
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500 | opt.$selected = $s; |
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501 | } |
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502 | |
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503 | var $children = opt.$menu.children(), |
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504 | $next = !opt.$selected || !opt.$selected.next().length ? $children.first() : opt.$selected.next(), |
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505 | $round = $next; |
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506 | |
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507 | // skip disabled |
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508 | while ($next.hasClass('disabled') || $next.hasClass('not-selectable')) { |
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509 | if ($next.next().length) { |
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510 | $next = $next.next(); |
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511 | } else { |
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512 | $next = $children.first(); |
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513 | } |
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514 | if ($next.is($round)) { |
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515 | // break endless loop |
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516 | return; |
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517 | } |
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518 | } |
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519 | |
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520 | // leave current |
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521 | if (opt.$selected) { |
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522 | handle.itemMouseleave.call(opt.$selected.get(0), e); |
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523 | } |
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524 | |
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525 | // activate next |
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526 | handle.itemMouseenter.call($next.get(0), e); |
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527 | |
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528 | // focus input |
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529 | var $input = $next.find('input, textarea, select'); |
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530 | if ($input.length) { |
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531 | $input.focus(); |
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532 | } |
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533 | }, |
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534 | |
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535 | // flag that we're inside an input so the key handler can act accordingly |
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536 | focusInput: function(e) { |
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537 | var $this = $(this).closest('.context-menu-item'), |
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538 | data = $this.data(), |
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539 | opt = data.contextMenu, |
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540 | root = data.contextMenuRoot; |
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541 | |
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542 | root.$selected = opt.$selected = $this; |
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543 | root.isInput = opt.isInput = true; |
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544 | }, |
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545 | // flag that we're inside an input so the key handler can act accordingly |
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546 | blurInput: function(e) { |
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547 | var $this = $(this).closest('.context-menu-item'), |
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548 | data = $this.data(), |
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549 | opt = data.contextMenu, |
---|
550 | root = data.contextMenuRoot; |
---|
551 | |
---|
552 | root.isInput = opt.isInput = false; |
---|
553 | }, |
---|
554 | |
---|
555 | // :hover on menu |
---|
556 | menuMouseenter: function(e) { |
---|
557 | var root = $(this).data().contextMenuRoot; |
---|
558 | root.hovering = true; |
---|
559 | }, |
---|
560 | // :hover on menu |
---|
561 | menuMouseleave: function(e) { |
---|
562 | var root = $(this).data().contextMenuRoot; |
---|
563 | if (root.$layer && root.$layer.is(e.relatedTarget)) { |
---|
564 | root.hovering = false; |
---|
565 | } |
---|
566 | }, |
---|
567 | |
---|
568 | |
---|
569 | // :hover done manually so key handling is possible |
---|
570 | itemMouseenter: function(e) { |
---|
571 | var $this = $(this), |
---|
572 | data = $this.data(), |
---|
573 | opt = data.contextMenu, |
---|
574 | root = data.contextMenuRoot; |
---|
575 | |
---|
576 | root.hovering = true; |
---|
577 | |
---|
578 | // abort if we're re-entering |
---|
579 | if (e && root.$layer && root.$layer.is(e.relatedTarget)) { |
---|
580 | e.preventDefault(); |
---|
581 | e.stopImmediatePropagation(); |
---|
582 | } |
---|
583 | |
---|
584 | // make sure only one item is selected |
---|
585 | (opt.$menu ? opt : root).$menu |
---|
586 | .children('.hover').trigger('contextmenu:blur'); |
---|
587 | |
---|
588 | if ($this.hasClass('disabled') || $this.hasClass('not-selectable')) { |
---|
589 | opt.$selected = null; |
---|
590 | return; |
---|
591 | } |
---|
592 | |
---|
593 | $this.trigger('contextmenu:focus'); |
---|
594 | }, |
---|
595 | // :hover done manually so key handling is possible |
---|
596 | itemMouseleave: function(e) { |
---|
597 | var $this = $(this), |
---|
598 | data = $this.data(), |
---|
599 | opt = data.contextMenu, |
---|
600 | root = data.contextMenuRoot; |
---|
601 | |
---|
602 | if (root !== opt && root.$layer && root.$layer.is(e.relatedTarget)) { |
---|
603 | root.$selected && root.$selected.trigger('contextmenu:blur'); |
---|
604 | e.preventDefault(); |
---|
605 | e.stopImmediatePropagation(); |
---|
606 | root.$selected = opt.$selected = opt.$node; |
---|
607 | return; |
---|
608 | } |
---|
609 | |
---|
610 | $this.trigger('contextmenu:blur'); |
---|
611 | }, |
---|
612 | // contextMenu item click |
---|
613 | itemClick: function(e) { |
---|
614 | var $this = $(this), |
---|
615 | data = $this.data(), |
---|
616 | opt = data.contextMenu, |
---|
617 | root = data.contextMenuRoot, |
---|
618 | key = data.contextMenuKey, |
---|
619 | callback; |
---|
620 | |
---|
621 | // abort if the key is unknown or disabled |
---|
622 | if (!opt.items[key] || $this.hasClass('disabled')) { |
---|
623 | return; |
---|
624 | } |
---|
625 | |
---|
626 | e.preventDefault(); |
---|
627 | e.stopImmediatePropagation(); |
---|
628 | |
---|
629 | if ($.isFunction(root.callbacks[key])) { |
---|
630 | // item-specific callback |
---|
631 | callback = root.callbacks[key]; |
---|
632 | } else if ($.isFunction(root.callback)) { |
---|
633 | // default callback |
---|
634 | callback = root.callback; |
---|
635 | } else { |
---|
636 | // no callback, no action |
---|
637 | return; |
---|
638 | } |
---|
639 | |
---|
640 | // hide menu if callback doesn't stop that |
---|
641 | if (callback.call(root.$trigger, key, root) !== false) { |
---|
642 | root.$menu.trigger('contextmenu:hide'); |
---|
643 | } else { |
---|
644 | op.update.call(root.$trigger, root); |
---|
645 | } |
---|
646 | }, |
---|
647 | // ignore click events on input elements |
---|
648 | inputClick: function(e) { |
---|
649 | e.stopImmediatePropagation(); |
---|
650 | }, |
---|
651 | |
---|
652 | // hide <menu> |
---|
653 | hideMenu: function(e) { |
---|
654 | var root = $(this).data('contextMenuRoot'); |
---|
655 | op.hide.call(root.$trigger, root); |
---|
656 | }, |
---|
657 | // focus <command> |
---|
658 | focusItem: function(e) { |
---|
659 | e.stopPropagation(); |
---|
660 | var $this = $(this), |
---|
661 | data = $this.data(), |
---|
662 | opt = data.contextMenu, |
---|
663 | root = data.contextMenuRoot; |
---|
664 | |
---|
665 | $this.addClass('hover') |
---|
666 | .siblings('.hover').trigger('contextmenu:blur'); |
---|
667 | |
---|
668 | // remember selected |
---|
669 | opt.$selected = root.$selected = $this; |
---|
670 | |
---|
671 | // position sub-menu - do after show so dumb $.ui.position can keep up |
---|
672 | if (opt.$node) { |
---|
673 | root.positionSubmenu.call(opt.$node, opt.$menu); |
---|
674 | } |
---|
675 | }, |
---|
676 | // blur <command> |
---|
677 | blurItem: function(e) { |
---|
678 | e.stopPropagation(); |
---|
679 | var $this = $(this), |
---|
680 | data = $this.data(), |
---|
681 | opt = data.contextMenu, |
---|
682 | root = data.contextMenuRoot; |
---|
683 | |
---|
684 | $this.removeClass('hover'); |
---|
685 | opt.$selected = null; |
---|
686 | } |
---|
687 | }, |
---|
688 | // operations |
---|
689 | op = { |
---|
690 | show: function(opt, x, y) { |
---|
691 | var $this = $(this), |
---|
692 | offset, |
---|
693 | css = {}; |
---|
694 | |
---|
695 | // hide any open menus |
---|
696 | $('#context-menu-layer').trigger('mousedown'); |
---|
697 | |
---|
698 | // show event |
---|
699 | if (opt.events.show.call($this, opt) === false) { |
---|
700 | $currentTrigger = null; |
---|
701 | return; |
---|
702 | } |
---|
703 | |
---|
704 | // backreference for callbacks |
---|
705 | opt.$trigger = $this; |
---|
706 | |
---|
707 | // create or update context menu |
---|
708 | op.update.call($this, opt); |
---|
709 | |
---|
710 | // position menu |
---|
711 | opt.position.call($this, opt, x, y); |
---|
712 | |
---|
713 | // make sure we're in front |
---|
714 | if (opt.zIndex) { |
---|
715 | css.zIndex = zindex($this) + opt.zIndex; |
---|
716 | } |
---|
717 | |
---|
718 | // add layer |
---|
719 | op.layer.call(opt.$menu, opt, css.zIndex); |
---|
720 | |
---|
721 | // adjust sub-menu zIndexes |
---|
722 | opt.$menu.find('ul').css('zIndex', css.zIndex + 1); |
---|
723 | |
---|
724 | // position and show context menu |
---|
725 | opt.$menu.css( css )[opt.animation.show](opt.animation.duration); |
---|
726 | // make options available |
---|
727 | $this.data('contextMenu', opt); |
---|
728 | // register key handler |
---|
729 | $(document).off('keydown.contextMenu').on('keydown.contextMenu', handle.key); |
---|
730 | // register autoHide handler |
---|
731 | if (opt.autoHide) { |
---|
732 | // trigger element coordinates |
---|
733 | var pos = $this.position(); |
---|
734 | pos.right = pos.left + $this.outerWidth(); |
---|
735 | pos.bottom = pos.top + this.outerHeight(); |
---|
736 | // mouse position handler |
---|
737 | $(document).on('mousemove.contextMenuAutoHide', function(e) { |
---|
738 | if (opt.$layer && !opt.hovering && (!(e.pageX >= pos.left && e.pageX <= pos.right) || !(e.pageY >= pos.top && e.pageY <= pos.bottom))) { |
---|
739 | // if mouse in menu... |
---|
740 | opt.$layer.trigger('mousedown'); |
---|
741 | } |
---|
742 | }); |
---|
743 | } |
---|
744 | }, |
---|
745 | hide: function(opt) { |
---|
746 | var $this = $(this); |
---|
747 | if (!opt) { |
---|
748 | opt = $this.data('contextMenu') || {}; |
---|
749 | } |
---|
750 | |
---|
751 | // hide event |
---|
752 | if (opt.events && opt.events.hide.call($this, opt) === false) { |
---|
753 | return; |
---|
754 | } |
---|
755 | |
---|
756 | if (opt.$layer) { |
---|
757 | try { |
---|
758 | opt.$layer.remove(); |
---|
759 | delete opt.$layer; |
---|
760 | } catch(e) { |
---|
761 | opt.$layer = null; |
---|
762 | } |
---|
763 | } |
---|
764 | |
---|
765 | // remove handle |
---|
766 | $currentTrigger = null; |
---|
767 | // remove selected |
---|
768 | opt.$menu.find('.hover').trigger('contextmenu:blur'); |
---|
769 | opt.$selected = null; |
---|
770 | // unregister key and mouse handlers |
---|
771 | //$(document).off('.contextMenuAutoHide keydown.contextMenu'); // http://bugs.jquery.com/ticket/10705 |
---|
772 | $(document).off('.contextMenuAutoHide').off('keydown.contextMenu'); |
---|
773 | // hide menu |
---|
774 | opt.$menu && opt.$menu[opt.animation.hide](opt.animation.duration); |
---|
775 | |
---|
776 | // tear down dynamically built menu |
---|
777 | if (opt.build) { |
---|
778 | opt.$menu.remove(); |
---|
779 | $.each(opt, function(key, value) { |
---|
780 | switch (key) { |
---|
781 | case 'ns': |
---|
782 | case 'selector': |
---|
783 | case 'build': |
---|
784 | case 'trigger': |
---|
785 | case 'ignoreRightClick': |
---|
786 | return true; |
---|
787 | |
---|
788 | default: |
---|
789 | opt[key] = undefined; |
---|
790 | try { |
---|
791 | delete opt[key]; |
---|
792 | } catch (e) {} |
---|
793 | return true; |
---|
794 | } |
---|
795 | }); |
---|
796 | } |
---|
797 | }, |
---|
798 | create: function(opt, root) { |
---|
799 | if (root === undefined) { |
---|
800 | root = opt; |
---|
801 | } |
---|
802 | // create contextMenu |
---|
803 | opt.$menu = $('<ul class="context-menu-list ' + (opt.className || "") + '"></ul>').data({ |
---|
804 | 'contextMenu': opt, |
---|
805 | 'contextMenuRoot': root |
---|
806 | }); |
---|
807 | |
---|
808 | $.each(['callbacks', 'commands', 'inputs'], function(i,k){ |
---|
809 | opt[k] = {}; |
---|
810 | if (!root[k]) { |
---|
811 | root[k] = {}; |
---|
812 | } |
---|
813 | }); |
---|
814 | |
---|
815 | root.accesskeys || (root.accesskeys = {}); |
---|
816 | |
---|
817 | // create contextMenu items |
---|
818 | $.each(opt.items, function(key, item){ |
---|
819 | var $t = $('<li class="context-menu-item ' + (item.className || "") +'"></li>'), |
---|
820 | $label = null, |
---|
821 | $input = null; |
---|
822 | |
---|
823 | item.$node = $t.data({ |
---|
824 | 'contextMenu': opt, |
---|
825 | 'contextMenuRoot': root, |
---|
826 | 'contextMenuKey': key |
---|
827 | }); |
---|
828 | |
---|
829 | // register accesskey |
---|
830 | // NOTE: the accesskey attribute should be applicable to any element, but Safari5 and Chrome13 still can't do that |
---|
831 | if (item.accesskey) { |
---|
832 | var aks = splitAccesskey(item.accesskey); |
---|
833 | for (var i=0, ak; ak = aks[i]; i++) { |
---|
834 | if (!root.accesskeys[ak]) { |
---|
835 | root.accesskeys[ak] = item; |
---|
836 | item._name = item.name.replace(new RegExp('(' + ak + ')', 'i'), '<span class="context-menu-accesskey">$1</span>'); |
---|
837 | break; |
---|
838 | } |
---|
839 | } |
---|
840 | } |
---|
841 | |
---|
842 | if (typeof item == "string") { |
---|
843 | $t.addClass('context-menu-separator not-selectable'); |
---|
844 | } else if (item.type && types[item.type]) { |
---|
845 | // run custom type handler |
---|
846 | types[item.type].call($t, item, opt, root); |
---|
847 | // register commands |
---|
848 | $.each([opt, root], function(i,k){ |
---|
849 | k.commands[key] = item; |
---|
850 | if ($.isFunction(item.callback)) { |
---|
851 | k.callbacks[key] = item.callback; |
---|
852 | } |
---|
853 | }); |
---|
854 | } else { |
---|
855 | // add label for input |
---|
856 | if (item.type == 'html') { |
---|
857 | $t.addClass('context-menu-html not-selectable'); |
---|
858 | } else if (item.type) { |
---|
859 | $label = $('<label></label>').appendTo($t); |
---|
860 | $('<span></span>').html(item._name || item.name).appendTo($label); |
---|
861 | $t.addClass('context-menu-input'); |
---|
862 | opt.hasTypes = true; |
---|
863 | $.each([opt, root], function(i,k){ |
---|
864 | k.commands[key] = item; |
---|
865 | k.inputs[key] = item; |
---|
866 | }); |
---|
867 | } else if (item.items) { |
---|
868 | item.type = 'sub'; |
---|
869 | } |
---|
870 | |
---|
871 | switch (item.type) { |
---|
872 | case 'text': |
---|
873 | $input = $('<input type="text" value="1" name="context-menu-input-'+ key +'" value="">') |
---|
874 | .val(item.value || "").appendTo($label); |
---|
875 | break; |
---|
876 | |
---|
877 | case 'textarea': |
---|
878 | $input = $('<textarea name="context-menu-input-'+ key +'"></textarea>') |
---|
879 | .val(item.value || "").appendTo($label); |
---|
880 | |
---|
881 | if (item.height) { |
---|
882 | $input.height(item.height); |
---|
883 | } |
---|
884 | break; |
---|
885 | |
---|
886 | case 'checkbox': |
---|
887 | $input = $('<input type="checkbox" value="1" name="context-menu-input-'+ key +'" value="">') |
---|
888 | .val(item.value || "").prop("checked", !!item.selected).prependTo($label); |
---|
889 | break; |
---|
890 | |
---|
891 | case 'radio': |
---|
892 | $input = $('<input type="radio" value="1" name="context-menu-input-'+ item.radio +'" value="">') |
---|
893 | .val(item.value || "").prop("checked", !!item.selected).prependTo($label); |
---|
894 | break; |
---|
895 | |
---|
896 | case 'select': |
---|
897 | $input = $('<select name="context-menu-input-'+ key +'">').appendTo($label); |
---|
898 | if (item.options) { |
---|
899 | $.each(item.options, function(value, text) { |
---|
900 | $('<option></option>').val(value).text(text).appendTo($input); |
---|
901 | }); |
---|
902 | $input.val(item.selected); |
---|
903 | } |
---|
904 | break; |
---|
905 | |
---|
906 | case 'sub': |
---|
907 | $('<span></span>').html(item._name || item.name).appendTo($t); |
---|
908 | item.appendTo = item.$node; |
---|
909 | op.create(item, root); |
---|
910 | $t.data('contextMenu', item).addClass('context-menu-submenu'); |
---|
911 | item.callback = null; |
---|
912 | break; |
---|
913 | |
---|
914 | case 'html': |
---|
915 | $(item.html).appendTo($t); |
---|
916 | break; |
---|
917 | |
---|
918 | default: |
---|
919 | $.each([opt, root], function(i,k){ |
---|
920 | k.commands[key] = item; |
---|
921 | if ($.isFunction(item.callback)) { |
---|
922 | k.callbacks[key] = item.callback; |
---|
923 | } |
---|
924 | }); |
---|
925 | |
---|
926 | $('<span></span>').html(item._name || item.name || "").appendTo($t); |
---|
927 | break; |
---|
928 | } |
---|
929 | |
---|
930 | // disable key listener in <input> |
---|
931 | if (item.type && item.type != 'sub' && item.type != 'html') { |
---|
932 | $input |
---|
933 | .on('focus', handle.focusInput) |
---|
934 | .on('blur', handle.blurInput); |
---|
935 | |
---|
936 | if (item.events) { |
---|
937 | $input.on(item.events); |
---|
938 | } |
---|
939 | } |
---|
940 | |
---|
941 | // add icons |
---|
942 | if (item.icon) { |
---|
943 | $t.addClass("icon icon-" + item.icon); |
---|
944 | } |
---|
945 | } |
---|
946 | |
---|
947 | // cache contained elements |
---|
948 | item.$input = $input; |
---|
949 | item.$label = $label; |
---|
950 | |
---|
951 | // attach item to menu |
---|
952 | $t.appendTo(opt.$menu); |
---|
953 | |
---|
954 | // Disable text selection |
---|
955 | if (!opt.hasTypes) { |
---|
956 | if($.browser.msie) { |
---|
957 | $t.on('selectstart.disableTextSelect', handle.abortevent); |
---|
958 | } else if(!$.browser.mozilla) { |
---|
959 | $t.on('mousedown.disableTextSelect', handle.abortevent); |
---|
960 | } |
---|
961 | } |
---|
962 | }); |
---|
963 | // attach contextMenu to <body> (to bypass any possible overflow:hidden issues on parents of the trigger element) |
---|
964 | if (!opt.$node) { |
---|
965 | opt.$menu.css('display', 'none').addClass('context-menu-root'); |
---|
966 | } |
---|
967 | opt.$menu.appendTo(opt.appendTo || document.body); |
---|
968 | }, |
---|
969 | update: function(opt, root) { |
---|
970 | var $this = this; |
---|
971 | if (root === undefined) { |
---|
972 | root = opt; |
---|
973 | // determine widths of submenus, as CSS won't grow them automatically |
---|
974 | // position:absolute > position:absolute; min-width:100; max-width:200; results in width: 100; |
---|
975 | // kinda sucks hard... |
---|
976 | opt.$menu.find('ul').andSelf().css({position: 'static', display: 'block'}).each(function(){ |
---|
977 | var $this = $(this); |
---|
978 | $this.width($this.css('position', 'absolute').width()) |
---|
979 | .css('position', 'static'); |
---|
980 | }).css({position: '', display: ''}); |
---|
981 | } |
---|
982 | // re-check disabled for each item |
---|
983 | opt.$menu.children().each(function(){ |
---|
984 | var $item = $(this), |
---|
985 | key = $item.data('contextMenuKey'), |
---|
986 | item = opt.items[key], |
---|
987 | disabled = ($.isFunction(item.disabled) && item.disabled.call($this, key, root)) || item.disabled === true; |
---|
988 | |
---|
989 | // dis- / enable item |
---|
990 | $item[disabled ? 'addClass' : 'removeClass']('disabled'); |
---|
991 | |
---|
992 | if (item.type) { |
---|
993 | // dis- / enable input elements |
---|
994 | $item.find('input, select, textarea').prop('disabled', disabled); |
---|
995 | |
---|
996 | // update input states |
---|
997 | switch (item.type) { |
---|
998 | case 'text': |
---|
999 | case 'textarea': |
---|
1000 | item.$input.val(item.value || ""); |
---|
1001 | break; |
---|
1002 | |
---|
1003 | case 'checkbox': |
---|
1004 | case 'radio': |
---|
1005 | item.$input.val(item.value || "").prop('checked', !!item.selected); |
---|
1006 | break; |
---|
1007 | |
---|
1008 | case 'select': |
---|
1009 | item.$input.val(item.selected || ""); |
---|
1010 | break; |
---|
1011 | } |
---|
1012 | } |
---|
1013 | |
---|
1014 | if (item.$menu) { |
---|
1015 | // update sub-menu |
---|
1016 | op.update.call($this, item, root); |
---|
1017 | } |
---|
1018 | }); |
---|
1019 | }, |
---|
1020 | layer: function(opt, zIndex) { |
---|
1021 | // add transparent layer for click area |
---|
1022 | // filter and background for Internet Explorer, Issue #23 |
---|
1023 | return opt.$layer = $('<div id="context-menu-layer" style="position:fixed; z-index:' + zIndex + '; top:0; left:0; opacity: 0; filter: alpha(opacity=0); background-color: #000;"></div>') |
---|
1024 | .css({height: $win.height(), width: $win.width(), display: 'block'}) |
---|
1025 | .data('contextMenuRoot', opt) |
---|
1026 | .insertBefore(this) |
---|
1027 | .on('mousedown', handle.layerClick); |
---|
1028 | } |
---|
1029 | }; |
---|
1030 | |
---|
1031 | // split accesskey according to http://www.whatwg.org/specs/web-apps/current-work/multipage/editing.html#assigned-access-key |
---|
1032 | function splitAccesskey(val) { |
---|
1033 | var t = val.split(/\s+/), |
---|
1034 | keys = []; |
---|
1035 | |
---|
1036 | for (var i=0, k; k = t[i]; i++) { |
---|
1037 | k = k[0].toUpperCase(); // first character only |
---|
1038 | // theoretically non-accessible characters should be ignored, but different systems, different keyboard layouts, ... screw it. |
---|
1039 | // a map to look up already used access keys would be nice |
---|
1040 | keys.push(k); |
---|
1041 | } |
---|
1042 | |
---|
1043 | return keys; |
---|
1044 | } |
---|
1045 | |
---|
1046 | // handle contextMenu triggers |
---|
1047 | $.fn.contextMenu = function(operation) { |
---|
1048 | if (operation === undefined) { |
---|
1049 | this.first().trigger('contextmenu'); |
---|
1050 | } else if (operation.x && operation.y) { |
---|
1051 | this.first().trigger(jQuery.Event("contextmenu", {pageX: operation.x, pageY: operation.y})); |
---|
1052 | } else if (operation === "hide") { |
---|
1053 | var $menu = this.data('contextMenu').$menu; |
---|
1054 | $menu && $menu.trigger('contextmenu:hide'); |
---|
1055 | } else if (operation) { |
---|
1056 | this.removeClass('context-menu-disabled'); |
---|
1057 | } else if (!operation) { |
---|
1058 | this.addClass('context-menu-disabled'); |
---|
1059 | } |
---|
1060 | |
---|
1061 | return this; |
---|
1062 | }; |
---|
1063 | |
---|
1064 | // manage contextMenu instances |
---|
1065 | $.contextMenu = function(operation, options) { |
---|
1066 | if (typeof operation != 'string') { |
---|
1067 | options = operation; |
---|
1068 | operation = 'create'; |
---|
1069 | } |
---|
1070 | |
---|
1071 | if (typeof options == 'string') { |
---|
1072 | options = {selector: options}; |
---|
1073 | } else if (options === undefined) { |
---|
1074 | options = {}; |
---|
1075 | } |
---|
1076 | |
---|
1077 | // merge with default options |
---|
1078 | var o = $.extend(true, {}, defaults, options || {}), |
---|
1079 | $body = $body = $(document); |
---|
1080 | |
---|
1081 | switch (operation) { |
---|
1082 | case 'create': |
---|
1083 | // no selector no joy |
---|
1084 | if (!o.selector) { |
---|
1085 | throw new Error('No selector specified'); |
---|
1086 | } |
---|
1087 | // make sure internal classes are not bound to |
---|
1088 | if (o.selector.match(/.context-menu-(list|item|input)($|\s)/)) { |
---|
1089 | throw new Error('Cannot bind to selector "' + o.selector + '" as it contains a reserved className'); |
---|
1090 | } |
---|
1091 | if (!o.build && (!o.items || $.isEmptyObject(o.items))) { |
---|
1092 | throw new Error('No Items sepcified'); |
---|
1093 | } |
---|
1094 | counter ++; |
---|
1095 | o.ns = '.contextMenu' + counter; |
---|
1096 | namespaces[o.selector] = o.ns; |
---|
1097 | menus[o.ns] = o; |
---|
1098 | |
---|
1099 | if (!initialized) { |
---|
1100 | // make sure item click is registered first |
---|
1101 | $body |
---|
1102 | .on({ |
---|
1103 | 'contextmenu:hide.contextMenu': handle.hideMenu, |
---|
1104 | 'prevcommand.contextMenu': handle.prevItem, |
---|
1105 | 'nextcommand.contextMenu': handle.nextItem, |
---|
1106 | 'contextmenu.contextMenu': handle.abortevent, |
---|
1107 | 'mouseenter.contextMenu': handle.menuMouseenter, |
---|
1108 | 'mouseleave.contextMenu': handle.menuMouseleave |
---|
1109 | }, '.context-menu-list') |
---|
1110 | .on('mouseup.contextMenu', '.context-menu-input', handle.inputClick) |
---|
1111 | .on({ |
---|
1112 | 'mouseup.contextMenu': handle.itemClick, |
---|
1113 | 'contextmenu:focus.contextMenu': handle.focusItem, |
---|
1114 | 'contextmenu:blur.contextMenu': handle.blurItem, |
---|
1115 | 'contextmenu.contextMenu': handle.abortevent, |
---|
1116 | 'mouseenter.contextMenu': handle.itemMouseenter, |
---|
1117 | 'mouseleave.contextMenu': handle.itemMouseleave |
---|
1118 | }, '.context-menu-item'); |
---|
1119 | |
---|
1120 | initialized = true; |
---|
1121 | } |
---|
1122 | |
---|
1123 | // engage native contextmenu event |
---|
1124 | $body |
---|
1125 | .on('contextmenu' + o.ns, o.selector, o, handle.contextmenu); |
---|
1126 | |
---|
1127 | switch (o.trigger) { |
---|
1128 | case 'hover': |
---|
1129 | $body |
---|
1130 | .on('mouseenter' + o.ns, o.selector, o, handle.mouseenter) |
---|
1131 | .on('mouseleave' + o.ns, o.selector, o, handle.mouseleave); |
---|
1132 | break; |
---|
1133 | |
---|
1134 | case 'left': |
---|
1135 | $body.on('click' + o.ns, o.selector, o, handle.click); |
---|
1136 | break; |
---|
1137 | /* |
---|
1138 | default: |
---|
1139 | // http://www.quirksmode.org/dom/events/contextmenu.html |
---|
1140 | $body |
---|
1141 | .on('mousedown' + o.ns, o.selector, o, handle.mousedown) |
---|
1142 | .on('mouseup' + o.ns, o.selector, o, handle.mouseup); |
---|
1143 | break; |
---|
1144 | */ |
---|
1145 | } |
---|
1146 | |
---|
1147 | if (o.trigger != 'hover' && o.ignoreRightClick) { |
---|
1148 | $body.on('mousedown' + o.ns, o.selector, handle.ignoreRightClick); |
---|
1149 | } |
---|
1150 | |
---|
1151 | // create menu |
---|
1152 | if (!o.build) { |
---|
1153 | op.create(o); |
---|
1154 | } |
---|
1155 | break; |
---|
1156 | |
---|
1157 | case 'destroy': |
---|
1158 | if (!o.selector) { |
---|
1159 | $body.off('.contextMenu .contextMenuAutoHide'); |
---|
1160 | $.each(namespaces, function(key, value) { |
---|
1161 | $body.off(value); |
---|
1162 | }); |
---|
1163 | |
---|
1164 | namespaces = {}; |
---|
1165 | menus = {}; |
---|
1166 | counter = 0; |
---|
1167 | initialized = false; |
---|
1168 | |
---|
1169 | $('.context-menu-list').remove(); |
---|
1170 | } else if (namespaces[o.selector]) { |
---|
1171 | try { |
---|
1172 | if (menus[namespaces[o.selector]].$menu) { |
---|
1173 | menus[namespaces[o.selector]].$menu.remove(); |
---|
1174 | } |
---|
1175 | |
---|
1176 | delete menus[namespaces[o.selector]]; |
---|
1177 | } catch(e) { |
---|
1178 | menus[namespaces[o.selector]] = null; |
---|
1179 | } |
---|
1180 | |
---|
1181 | $body.off(namespaces[o.selector]); |
---|
1182 | } |
---|
1183 | break; |
---|
1184 | |
---|
1185 | case 'html5': |
---|
1186 | // if <command> or <menuitem> are not handled by the browser, |
---|
1187 | // or options was a bool true, |
---|
1188 | // initialize $.contextMenu for them |
---|
1189 | if ((!$.support.htmlCommand && !$.support.htmlMenuitem) || (typeof options == "boolean" && options)) { |
---|
1190 | $('menu[type="context"]').each(function() { |
---|
1191 | if (this.id) { |
---|
1192 | $.contextMenu({ |
---|
1193 | selector: '[contextmenu=' + this.id +']', |
---|
1194 | items: $.contextMenu.fromMenu(this) |
---|
1195 | }); |
---|
1196 | } |
---|
1197 | }).css('display', 'none'); |
---|
1198 | } |
---|
1199 | break; |
---|
1200 | |
---|
1201 | default: |
---|
1202 | throw new Error('Unknown operation "' + operation + '"'); |
---|
1203 | } |
---|
1204 | |
---|
1205 | return this; |
---|
1206 | }; |
---|
1207 | |
---|
1208 | // import values into <input> commands |
---|
1209 | $.contextMenu.setInputValues = function(opt, data) { |
---|
1210 | if (data === undefined) { |
---|
1211 | data = {}; |
---|
1212 | } |
---|
1213 | |
---|
1214 | $.each(opt.inputs, function(key, item) { |
---|
1215 | switch (item.type) { |
---|
1216 | case 'text': |
---|
1217 | case 'textarea': |
---|
1218 | item.value = data[key] || ""; |
---|
1219 | break; |
---|
1220 | |
---|
1221 | case 'checkbox': |
---|
1222 | item.selected = data[key] ? true : false; |
---|
1223 | break; |
---|
1224 | |
---|
1225 | case 'radio': |
---|
1226 | item.selected = (data[item.radio] || "") == item.value ? true : false; |
---|
1227 | break; |
---|
1228 | |
---|
1229 | case 'select': |
---|
1230 | item.selected = data[key] || ""; |
---|
1231 | break; |
---|
1232 | } |
---|
1233 | }); |
---|
1234 | }; |
---|
1235 | |
---|
1236 | // export values from <input> commands |
---|
1237 | $.contextMenu.getInputValues = function(opt, data) { |
---|
1238 | if (data === undefined) { |
---|
1239 | data = {}; |
---|
1240 | } |
---|
1241 | |
---|
1242 | $.each(opt.inputs, function(key, item) { |
---|
1243 | switch (item.type) { |
---|
1244 | case 'text': |
---|
1245 | case 'textarea': |
---|
1246 | case 'select': |
---|
1247 | data[key] = item.$input.val(); |
---|
1248 | break; |
---|
1249 | |
---|
1250 | case 'checkbox': |
---|
1251 | data[key] = item.$input.prop('checked'); |
---|
1252 | break; |
---|
1253 | |
---|
1254 | case 'radio': |
---|
1255 | if (item.$input.prop('checked')) { |
---|
1256 | data[item.radio] = item.value; |
---|
1257 | } |
---|
1258 | break; |
---|
1259 | } |
---|
1260 | }); |
---|
1261 | |
---|
1262 | return data; |
---|
1263 | }; |
---|
1264 | |
---|
1265 | // find <label for="xyz"> |
---|
1266 | function inputLabel(node) { |
---|
1267 | return (node.id && $('label[for="'+ node.id +'"]').val()) || node.name; |
---|
1268 | } |
---|
1269 | |
---|
1270 | // convert <menu> to items object |
---|
1271 | function menuChildren(items, $children, counter) { |
---|
1272 | if (!counter) { |
---|
1273 | counter = 0; |
---|
1274 | } |
---|
1275 | |
---|
1276 | $children.each(function() { |
---|
1277 | var $node = $(this), |
---|
1278 | node = this, |
---|
1279 | nodeName = this.nodeName.toLowerCase(), |
---|
1280 | label, |
---|
1281 | item; |
---|
1282 | |
---|
1283 | // extract <label><input> |
---|
1284 | if (nodeName == 'label' && $node.find('input, textarea, select').length) { |
---|
1285 | label = $node.text(); |
---|
1286 | $node = $node.children().first(); |
---|
1287 | node = $node.get(0); |
---|
1288 | nodeName = node.nodeName.toLowerCase(); |
---|
1289 | } |
---|
1290 | |
---|
1291 | /* |
---|
1292 | * <menu> accepts flow-content as children. that means <embed>, <canvas> and such are valid menu items. |
---|
1293 | * Not being the sadistic kind, $.contextMenu only accepts: |
---|
1294 | * <command>, <menuitem>, <hr>, <span>, <p> <input [text, radio, checkbox]>, <textarea>, <select> and of course <menu>. |
---|
1295 | * Everything else will be imported as an html node, which is not interfaced with contextMenu. |
---|
1296 | */ |
---|
1297 | |
---|
1298 | // http://www.whatwg.org/specs/web-apps/current-work/multipage/commands.html#concept-command |
---|
1299 | switch (nodeName) { |
---|
1300 | // http://www.whatwg.org/specs/web-apps/current-work/multipage/interactive-elements.html#the-menu-element |
---|
1301 | case 'menu': |
---|
1302 | item = {name: $node.attr('label'), items: {}}; |
---|
1303 | menuChildren(item.items, $node.children(), counter); |
---|
1304 | break; |
---|
1305 | |
---|
1306 | // http://www.whatwg.org/specs/web-apps/current-work/multipage/commands.html#using-the-a-element-to-define-a-command |
---|
1307 | case 'a': |
---|
1308 | // http://www.whatwg.org/specs/web-apps/current-work/multipage/commands.html#using-the-button-element-to-define-a-command |
---|
1309 | case 'button': |
---|
1310 | item = { |
---|
1311 | name: $node.text(), |
---|
1312 | disabled: !!$node.attr('disabled'), |
---|
1313 | callback: (function(){ return function(){ $node.click(); }; })() |
---|
1314 | }; |
---|
1315 | break; |
---|
1316 | |
---|
1317 | // http://www.whatwg.org/specs/web-apps/current-work/multipage/commands.html#using-the-command-element-to-define-a-command |
---|
1318 | |
---|
1319 | case 'menuitem': |
---|
1320 | case 'command': |
---|
1321 | switch ($node.attr('type')) { |
---|
1322 | case undefined: |
---|
1323 | case 'command': |
---|
1324 | case 'menuitem': |
---|
1325 | item = { |
---|
1326 | name: $node.attr('label'), |
---|
1327 | disabled: !!$node.attr('disabled'), |
---|
1328 | callback: (function(){ return function(){ $node.click(); }; })() |
---|
1329 | }; |
---|
1330 | break; |
---|
1331 | |
---|
1332 | case 'checkbox': |
---|
1333 | item = { |
---|
1334 | type: 'checkbox', |
---|
1335 | disabled: !!$node.attr('disabled'), |
---|
1336 | name: $node.attr('label'), |
---|
1337 | selected: !!$node.attr('checked') |
---|
1338 | }; |
---|
1339 | break; |
---|
1340 | |
---|
1341 | case 'radio': |
---|
1342 | item = { |
---|
1343 | type: 'radio', |
---|
1344 | disabled: !!$node.attr('disabled'), |
---|
1345 | name: $node.attr('label'), |
---|
1346 | radio: $node.attr('radiogroup'), |
---|
1347 | value: $node.attr('id'), |
---|
1348 | selected: !!$node.attr('checked') |
---|
1349 | }; |
---|
1350 | break; |
---|
1351 | |
---|
1352 | default: |
---|
1353 | item = undefined; |
---|
1354 | } |
---|
1355 | break; |
---|
1356 | |
---|
1357 | case 'hr': |
---|
1358 | item = '-------'; |
---|
1359 | break; |
---|
1360 | |
---|
1361 | case 'input': |
---|
1362 | switch ($node.attr('type')) { |
---|
1363 | case 'text': |
---|
1364 | item = { |
---|
1365 | type: 'text', |
---|
1366 | name: label || inputLabel(node), |
---|
1367 | disabled: !!$node.attr('disabled'), |
---|
1368 | value: $node.val() |
---|
1369 | }; |
---|
1370 | break; |
---|
1371 | |
---|
1372 | case 'checkbox': |
---|
1373 | item = { |
---|
1374 | type: 'checkbox', |
---|
1375 | name: label || inputLabel(node), |
---|
1376 | disabled: !!$node.attr('disabled'), |
---|
1377 | selected: !!$node.attr('checked') |
---|
1378 | }; |
---|
1379 | break; |
---|
1380 | |
---|
1381 | case 'radio': |
---|
1382 | item = { |
---|
1383 | type: 'radio', |
---|
1384 | name: label || inputLabel(node), |
---|
1385 | disabled: !!$node.attr('disabled'), |
---|
1386 | radio: !!$node.attr('name'), |
---|
1387 | value: $node.val(), |
---|
1388 | selected: !!$node.attr('checked') |
---|
1389 | }; |
---|
1390 | break; |
---|
1391 | |
---|
1392 | default: |
---|
1393 | item = undefined; |
---|
1394 | break; |
---|
1395 | } |
---|
1396 | break; |
---|
1397 | |
---|
1398 | case 'select': |
---|
1399 | item = { |
---|
1400 | type: 'select', |
---|
1401 | name: label || inputLabel(node), |
---|
1402 | disabled: !!$node.attr('disabled'), |
---|
1403 | selected: $node.val(), |
---|
1404 | options: {} |
---|
1405 | }; |
---|
1406 | $node.children().each(function(){ |
---|
1407 | item.options[this.value] = $(this).text(); |
---|
1408 | }); |
---|
1409 | break; |
---|
1410 | |
---|
1411 | case 'textarea': |
---|
1412 | item = { |
---|
1413 | type: 'textarea', |
---|
1414 | name: label || inputLabel(node), |
---|
1415 | disabled: !!$node.attr('disabled'), |
---|
1416 | value: $node.val() |
---|
1417 | }; |
---|
1418 | break; |
---|
1419 | |
---|
1420 | case 'label': |
---|
1421 | break; |
---|
1422 | |
---|
1423 | default: |
---|
1424 | item = {type: 'html', html: $node.clone(true)}; |
---|
1425 | break; |
---|
1426 | } |
---|
1427 | |
---|
1428 | if (item) { |
---|
1429 | counter++; |
---|
1430 | items['key' + counter] = item; |
---|
1431 | } |
---|
1432 | }); |
---|
1433 | } |
---|
1434 | |
---|
1435 | // convert html5 menu |
---|
1436 | $.contextMenu.fromMenu = function(element) { |
---|
1437 | var $this = $(element), |
---|
1438 | items = {}; |
---|
1439 | |
---|
1440 | menuChildren(items, $this.children()); |
---|
1441 | |
---|
1442 | return items; |
---|
1443 | }; |
---|
1444 | |
---|
1445 | // make defaults accessible |
---|
1446 | $.contextMenu.defaults = defaults; |
---|
1447 | $.contextMenu.types = types; |
---|
1448 | |
---|
1449 | })(jQuery); |
---|