102 return node; |
102 return node; |
103 } |
103 } |
104 ); |
104 ); |
105 |
105 |
106 /** |
106 /** |
107 * .. function:: Deferred |
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108 * |
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109 * dummy ultra minimalist implementation on deferred for jQuery |
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110 */ |
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111 function Deferred() { |
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112 this.__init__(this); |
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113 } |
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114 |
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115 jQuery.extend(Deferred.prototype, { |
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116 __init__: function() { |
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117 this._onSuccess = []; |
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118 this._onFailure = []; |
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119 this._req = null; |
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120 this._result = null; |
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121 this._error = null; |
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122 }, |
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123 |
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124 addCallback: function(callback) { |
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125 if (this._req.readyState == 4) { |
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126 if (this._result) { |
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127 var args = [this._result, this._req]; |
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128 jQuery.merge(args, cw.utils.sliceList(arguments, 1)); |
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129 callback.apply(null, args); |
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130 } |
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131 } |
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132 else { |
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133 this._onSuccess.push([callback, cw.utils.sliceList(arguments, 1)]); |
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134 } |
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135 return this; |
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136 }, |
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137 |
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138 addErrback: function(callback) { |
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139 if (this._req.readyState == 4) { |
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140 if (this._error) { |
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141 callback.apply(null, [this._error, this._req]); |
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142 } |
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143 } |
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144 else { |
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145 this._onFailure.push([callback, cw.utils.sliceList(arguments, 1)]); |
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146 } |
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147 return this; |
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148 }, |
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149 |
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150 success: function(result) { |
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151 this._result = result; |
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152 try { |
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153 for (var i = 0; i < this._onSuccess.length; i++) { |
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154 var callback = this._onSuccess[i][0]; |
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155 var args = [result, this._req]; |
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156 jQuery.merge(args, this._onSuccess[i][1]); |
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157 callback.apply(null, args); |
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158 } |
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159 } catch(error) { |
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160 this.error(this.xhr, null, error); |
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161 } |
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162 }, |
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163 |
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164 error: function(xhr, status, error) { |
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165 this._error = error; |
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166 for (var i = 0; i < this._onFailure.length; i++) { |
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167 var callback = this._onFailure[i][0]; |
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168 var args = [error, this._req]; |
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169 jQuery.merge(args, this._onFailure[i][1]); |
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170 callback.apply(null, args); |
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171 } |
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172 } |
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173 |
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174 }); |
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175 |
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176 /** |
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177 * The only known usage of KEYS is in the tag cube. Once cubicweb-tag 1.7.0 is out, |
107 * The only known usage of KEYS is in the tag cube. Once cubicweb-tag 1.7.0 is out, |
178 * this current definition can be removed. |
108 * this current definition can be removed. |
179 */ |
109 */ |
180 var KEYS = { |
110 var KEYS = { |
181 KEY_ESC: 27, |
111 KEY_ESC: 27, |