1 | /* Dynamic Folder Tree |
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2 | * Generates DHTML tree dynamically (on the fly). |
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3 | * License: GNU LGPL |
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4 | * |
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5 | * Copyright (c) 2004, Vinicius Cubas Brand, Raphael Derosso Pereira |
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6 | * {viniciuscb,raphaelpereira} at users.sourceforge.net |
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7 | * All rights reserved. |
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8 | * |
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9 | * |
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10 | * This library is free software; you can redistribute it and/or |
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11 | * modify it under the terms of the GNU Lesser General Public |
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12 | * License as published by the Free Software Foundation; either |
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13 | * version 2.1 of the License, or (at your option) any later version. |
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14 | * |
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15 | * This library is distributed in the hope that it will be useful, |
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16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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18 | * Lesser General Public License for more details. |
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19 | * |
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20 | * You should have received a copy of the GNU Lesser General Public |
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21 | * License along with this library; if not, write to the Free Software |
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22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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23 | */ |
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24 | /* |
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25 | * Chanded by Joao Alfredo Knopik Junior |
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26 | * joao.alfredo at gmail.com |
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27 | */ |
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28 | |
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29 | // NODE |
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30 | //Usage: a = new dNode({id:2, caption:'tree root', url:'http://www.w3.org'}); |
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31 | function dNode(arrayProps) { |
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32 | //mandatory fields |
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33 | this.id; //node id |
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34 | this.caption; //node caption |
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35 | |
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36 | //optional fields |
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37 | this.url; //url to open |
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38 | this.target; //target to open url |
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39 | this.onClick; //javascript to execute onclick |
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40 | this.onOpen; //javascript to execute when a node of the tree opens |
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41 | this.onClose; //javascript to execute when a node of the tree closes |
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42 | this.onFirstOpen; //javascript to execute only on the first open |
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43 | this.iconClosed; //img.src of closed icon |
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44 | this.iconOpen; //img.src of open icon |
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45 | this.runJS = true; //(bool) if true, runs the on* props defined above |
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46 | this.plusSign = true; //(bool) if the plus sign will appear or not |
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47 | this.captionClass = 'l'; //(string) the class for this node's caption |
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48 | |
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49 | |
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50 | //The parameters below are private |
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51 | this._opened = false; //already opened |
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52 | this._io = false; //is opened |
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53 | |
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54 | this._children = []; //references to children |
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55 | this._parent; //pointer to parent |
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56 | this._myTree; //pointer to myTree |
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57 | this._drawn = false; |
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58 | |
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59 | for (var i in arrayProps) |
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60 | { |
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61 | if (i.charAt(0) != '_') |
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62 | { |
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63 | eval('this.'+i+' = arrayProps[\''+i+'\'];'); |
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64 | } |
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65 | } |
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66 | } |
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67 | |
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68 | //changes node state from open to closed, and vice-versa |
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69 | dNode.prototype.changeState = function() |
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70 | { |
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71 | if (this._io) |
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72 | { |
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73 | this.close(); |
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74 | } |
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75 | else |
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76 | { |
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77 | this.open(); |
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78 | } |
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79 | |
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80 | //cons = COokie of Node Status |
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81 | //setCookie("cons"+this.id,this._io); |
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82 | } |
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83 | |
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84 | dNode.prototype.open = function () { |
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85 | if (!this._io) |
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86 | { |
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87 | if (!this._opened && this.runJS && this.onFirstOpen != null) |
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88 | { |
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89 | eval(this.onFirstOpen); |
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90 | } |
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91 | else if (this.runJS && this.onOpen != null) |
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92 | { |
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93 | eval(this.onOpen); |
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94 | } |
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95 | |
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96 | this._debug = true; |
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97 | this._opened = true; |
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98 | this._io = true; |
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99 | this._refresh(); |
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100 | } |
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101 | } |
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102 | |
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103 | |
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104 | dNode.prototype.close = function() { |
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105 | if (this._io) |
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106 | { |
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107 | if (this.runJS && this.onClose != null) |
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108 | { |
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109 | eval(this.onClose); |
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110 | } |
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111 | this._io = false; |
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112 | this._refresh(); |
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113 | } |
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114 | } |
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115 | |
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116 | //alter node label and other properties |
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117 | dNode.prototype.alter = function(arrayProps) |
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118 | { |
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119 | for (var i in arrayProps) |
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120 | { |
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121 | if (i != 'id' && i.charAt(0) != '_') |
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122 | { |
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123 | eval('this.'+i+' = arrayProps[\''+i+'\'];'); |
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124 | } |
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125 | } |
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126 | } |
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127 | |
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128 | //css and dhtml refresh part |
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129 | dNode.prototype._refresh = function() { |
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130 | var nodeDiv = getObjectById("n"+this.id+this._myTree.name); |
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131 | var plusSpan = getObjectById("p"+this.id+this._myTree.name); |
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132 | var captionSpan = getObjectById("l"+this.id+this._myTree.name); |
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133 | var childrenDiv = getObjectById("ch"+this.id+this._myTree.name); |
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134 | |
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135 | if (nodeDiv != null) |
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136 | { |
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137 | //Handling open and close: checks this._io and changes class as needed |
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138 | if (!this._io) //just closed |
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139 | { |
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140 | childrenDiv.className = "closed"; |
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141 | } |
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142 | else //just opened |
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143 | { |
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144 | //prevents IE undesired behaviour when displaying empty DIVs |
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145 | /* if (this._children.length > 0) |
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146 | {*/ |
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147 | childrenDiv.className = "opened"; |
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148 | // } |
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149 | } |
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150 | |
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151 | plusSpan.innerHTML = this._properPlus(); |
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152 | |
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153 | captionSpan.innerHTML = this.caption; |
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154 | } |
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155 | |
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156 | //alter onLoad, etc |
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157 | |
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158 | } |
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159 | |
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160 | //gets the proper plus for this moment |
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161 | dNode.prototype._properPlus = function() |
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162 | { |
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163 | if (!this._io) |
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164 | { |
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165 | if (this._myTree.useIcons) |
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166 | { |
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167 | return (this.plusSign)?imageHTML(this._myTree.icons.plus):""; |
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168 | } |
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169 | else |
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170 | { |
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171 | return (this.plusSign)?"+":" "; |
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172 | } |
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173 | } |
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174 | else |
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175 | { |
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176 | if (this._myTree.useIcons) |
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177 | { |
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178 | return (this.plusSign)?imageHTML(this._myTree.icons.minus):""; |
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179 | } |
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180 | else |
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181 | { |
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182 | return (this.plusSign)?"-":" "; |
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183 | } |
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184 | } |
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185 | } |
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186 | |
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187 | //changes node to selected style class. Perform further actions. |
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188 | dNode.prototype._select = function() |
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189 | { |
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190 | var captionSpan; |
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191 | |
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192 | if (this._myTree._selected) |
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193 | { |
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194 | this._myTree._selected._unselect(); |
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195 | } |
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196 | this._myTree._selected = this; |
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197 | |
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198 | captionSpan = getObjectById("l"+this.id+this._myTree.name); |
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199 | |
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200 | if(document.getElementById("div_tree") != null){ |
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201 | if(ttree.FOLDER != ""){ |
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202 | ttree.FOLDER = ""; |
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203 | } |
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204 | ttree.FOLDER = this.id; |
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205 | } |
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206 | |
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207 | if(document.getElementById("div_folders_search") != null){ |
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208 | if(EsearchE.name_box_search != ""){ |
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209 | EsearchE.name_box_search = ""; |
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210 | } |
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211 | EsearchE.name_box_search = this.id; |
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212 | } |
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213 | |
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214 | //changes class to selected link |
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215 | if (captionSpan) |
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216 | { |
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217 | captionSpan.className = 'sl'; |
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218 | } |
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219 | |
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220 | } |
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221 | |
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222 | //changes node background color. |
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223 | dNode.prototype._onMouseOver = function() |
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224 | { |
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225 | var captionSpan; |
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226 | if ((this.id != 'root') && (this.id != 'user') && (this.id !='local_root')){ |
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227 | captionSpan = getObjectById("l"+this.id+this._myTree.name); |
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228 | captionSpan.style.backgroundColor = 'white'; |
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229 | captionSpan.style.border = '1px solid black'; |
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230 | captionSpan.style.paddingTop = '0px'; |
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231 | captionSpan.style.paddingBottom = '0px'; |
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232 | } |
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233 | } |
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234 | //changes node background color. |
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235 | dNode.prototype._onMouseOut = function() |
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236 | { |
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237 | var captionSpan; |
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238 | if ((this.id != 'root') && (this.id != 'user') && (this.id !='local_root')){ |
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239 | captionSpan = getObjectById("l"+this.id+this._myTree.name); |
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240 | captionSpan.style.backgroundColor = ''; |
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241 | captionSpan.style.border = '0px'; |
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242 | captionSpan.style.paddingTop = '1px'; |
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243 | captionSpan.style.paddingBottom = '1px'; |
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244 | } |
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245 | } |
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246 | |
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247 | //changes node to unselected style class. Perform further actions. |
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248 | dNode.prototype._unselect = function() |
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249 | { |
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250 | var captionSpan = getObjectById("l"+this.id+this._myTree.name); |
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251 | |
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252 | this._myTree._lastSelected = this._myTree._selected; |
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253 | this._myTree._selected = null; |
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254 | |
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255 | //changes class to selected link |
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256 | if (captionSpan) |
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257 | { |
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258 | captionSpan.className = this.captionClass; |
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259 | } |
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260 | } |
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261 | |
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262 | |
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263 | //state can be open or closed |
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264 | //warning: if drawed node is not child or root, bugs will happen |
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265 | dNode.prototype._draw = function() |
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266 | { |
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267 | var str; |
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268 | var _this = this; |
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269 | var divN, divCH, spanP, spanL, parentChildrenDiv; |
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270 | var myClass = (this._io)? "opened" : "closed"; |
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271 | var myPlus = this._properPlus(); |
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272 | var append = true; |
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273 | var captionOnClickEvent = null; |
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274 | // var cook; |
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275 | |
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276 | var plusEventHandler = function(){ |
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277 | _this.changeState(); |
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278 | } |
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279 | |
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280 | var captionEventHandler = function(){ |
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281 | eval(captionOnClickEvent); |
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282 | } |
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283 | |
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284 | /* if (this.myTree.followCookies) |
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285 | { |
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286 | this._io = getCookie("cons"+this.id); |
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287 | }*/ |
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288 | |
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289 | //FIXME put this in a separate function, as this will be necessary in |
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290 | //various parts |
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291 | |
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292 | if (this.onClick) //FIXME when onclick && url |
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293 | { |
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294 | captionEventHandler = function () { _this._select(); typeof(_this.onClick) == 'function' ? _this.onClick() : eval(_this.onClick); }; |
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295 | } |
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296 | else if (this.url && this.target) |
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297 | { |
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298 | captionEventHandler = function () { _this._select(); window.open(_this.url,_this.target); }; |
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299 | } |
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300 | else if (this.url) |
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301 | { |
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302 | captionEventHandler = function () { _this._select(); window.location=_this.url; }; |
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303 | } |
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304 | else //Nao tem onClick |
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305 | { |
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306 | if ((this.id != 'root') && (this.id != 'user') && (this.id !='local_root')) //e nao seja raiz(root) ou pastas compartilhadas(user). |
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307 | captionEventHandler = function () { _this._select();}; |
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308 | } |
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309 | |
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310 | //The div of this node |
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311 | divN = document.createElement('div'); |
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312 | divN.id = 'n'+this.id+this._myTree.name; |
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313 | //divN.className = 'son'; |
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314 | divN.className = (!this._parent) ? 'root' : 'son'; |
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315 | //divN.style.border = '1px solid black'; |
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316 | |
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317 | //The span that holds the plus/minus sign |
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318 | spanP = document.createElement('span'); |
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319 | spanP.id = 'p'+this.id+this._myTree.name; |
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320 | spanP.className = 'plus'; |
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321 | spanP.onclick = plusEventHandler; |
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322 | spanP.innerHTML = myPlus; |
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323 | //spanP.style.border = '1px solid green'; |
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324 | |
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325 | //The span that holds the label/caption |
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326 | spanL = document.createElement('span'); |
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327 | spanL.id = 'l'+this.id+this._myTree.name; |
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328 | spanL.className = this.captionClass; |
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329 | spanL.onclick = captionEventHandler; |
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330 | spanL.onmouseover = function () { _this._onMouseOver(); }; |
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331 | spanL.onmouseout = function () { _this._onMouseOut(); }; |
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332 | // spanL.style.border = '1px solid #f7f7f7'; |
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333 | spanL.innerHTML = this.caption; |
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334 | //spanL.style.border = '1px solid red'; |
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335 | |
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336 | //The div that holds the children |
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337 | divCH = document.createElement('div'); |
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338 | divCH.id = 'ch'+this.id+this._myTree.name; |
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339 | divCH.className = myClass; |
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340 | //divCH.style.border = '1px solid blue'; |
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341 | |
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342 | // div.innerHTML = str; |
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343 | divN.appendChild(spanP); |
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344 | divN.appendChild(spanL); |
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345 | divN.appendChild(divCH); |
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346 | |
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347 | |
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348 | if (this._parent != null) |
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349 | { |
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350 | parentChildrenDiv = getObjectById("ch"+this._parent.id+this._myTree.name); |
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351 | } |
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352 | else //is root |
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353 | { |
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354 | parentChildrenDiv = getObjectById("dftree_"+this._myTree.name); |
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355 | } |
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356 | |
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357 | if (parentChildrenDiv) |
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358 | { |
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359 | parentChildrenDiv.appendChild(divN); |
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360 | } |
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361 | } |
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362 | |
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363 | // TREE |
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364 | //Usage: t = new dFTree({name:t, caption:'tree root', url:'http://www.w3.org'}); |
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365 | function dFTree(arrayProps) { |
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366 | //mandatory fields |
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367 | this.name; //the value of this must be the name of the object |
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368 | |
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369 | //optional fields |
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370 | this.is_dynamic = true; //tree is dynamic, i.e. updated on the fly |
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371 | this.followCookies = true;//use previous state (o/c) of nodes |
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372 | this.useIcons = false; //use icons or not |
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373 | |
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374 | |
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375 | //arrayProps[icondir]: Icons Directory |
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376 | iconPath = (arrayProps['icondir'] != null)? arrayProps['icondir'] : ''; |
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377 | |
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378 | this.icons = { |
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379 | root : iconPath+'/foldertree_base.gif', |
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380 | folder : iconPath+'/foldertree_folder.gif', |
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381 | folderOpen : iconPath+'/foldertree_folderopen.gif', |
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382 | node : iconPath+'/foldertree_folder.gif', |
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383 | empty : iconPath+'/foldertree_empty.gif', |
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384 | line : iconPath+'/foldertree_line.gif', |
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385 | join : iconPath+'/foldertree_join.gif', |
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386 | joinBottom : iconPath+'/foldertree_joinbottom.gif', |
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387 | plus : iconPath+'/foldertree_plus.gif', |
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388 | plusBottom : iconPath+'/foldertree_plusbottom.gif', |
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389 | minus : iconPath+'/foldertree_minus.gif', |
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390 | minusBottom : iconPath+'/foldertree_minusbottom.gif', |
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391 | nlPlus : iconPath+'/foldertree_nolines_plus.gif', |
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392 | nlMinus : iconPath+'/foldertree_nolines_minus.gif' |
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393 | }; |
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394 | |
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395 | //private |
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396 | this._root = false; //reference to root node |
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397 | this._aNodes = []; |
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398 | this._lastSelected; //The last selected node |
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399 | this._selected; //The actual selected node |
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400 | this._folderPr = []; |
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401 | |
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402 | for (var i in arrayProps) |
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403 | { |
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404 | if (i.charAt(0) != '_') |
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405 | { |
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406 | eval('this.'+i+' = arrayProps[\''+i+'\'];'); |
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407 | } |
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408 | } |
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409 | } |
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410 | |
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411 | dFTree.prototype.draw = function(dest_element) { |
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412 | var main_div; |
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413 | |
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414 | if (!getObjectById("dftree_"+this.name) && dest_element) |
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415 | { |
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416 | main_div = document.createElement('div'); |
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417 | main_div.id = 'dftree_'+this.name; |
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418 | dest_element.appendChild(main_div); |
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419 | this._drawn = true; |
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420 | } |
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421 | |
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422 | if (this._root != false) |
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423 | { |
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424 | this._root._draw(); |
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425 | this._drawBranch(this._root._children); |
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426 | } |
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427 | |
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428 | } |
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429 | |
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430 | //Transforms tree in HTML code |
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431 | dFTree.prototype.toString = function() { |
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432 | var str = ''; |
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433 | |
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434 | if (!getObjectById("dftree_"+this.name)) |
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435 | { |
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436 | str = '<div id="dftree_'+this.name+'"></div>'; |
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437 | } |
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438 | return str; |
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439 | |
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440 | /* if (this.root != false) |
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441 | { |
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442 | this.root._draw(); |
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443 | this._drawBranch(this.root.children); |
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444 | }*/ |
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445 | } |
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446 | |
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447 | //Recursive function, draws children |
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448 | dFTree.prototype._drawBranch = function(childrenArray) { |
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449 | var a=0; |
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450 | for (a;a<childrenArray.length;a++) |
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451 | { |
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452 | childrenArray[a]._draw(); |
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453 | this._drawBranch(childrenArray[a]._children); |
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454 | } |
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455 | } |
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456 | |
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457 | //add into a position |
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458 | dFTree.prototype.add = function(node,pid) { |
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459 | var auxPos; |
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460 | var addNode = false; |
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461 | |
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462 | if (typeof (auxPos = this._searchNode(node.id)) != "number") |
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463 | { |
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464 | // if parent exists, add node as its child |
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465 | if (typeof (auxPos = this._searchNode(pid)) == "number") |
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466 | { |
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467 | node._parent = this._aNodes[auxPos]; |
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468 | this._aNodes[auxPos]._children[this._aNodes[auxPos]._children.length] = node; |
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469 | addNode = true; |
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470 | } |
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471 | else //if parent cannot be found and there is a tree root, ignores node |
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472 | { |
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473 | if (!this._root) |
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474 | { |
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475 | this._root = node; |
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476 | addNode = true; |
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477 | } |
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478 | } |
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479 | if (addNode) |
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480 | { |
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481 | this._aNodes[this._aNodes.length] = node; |
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482 | node._myTree = this; |
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483 | if (this.is_dynamic && this._drawn) |
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484 | { |
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485 | node._draw(); |
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486 | } |
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487 | } |
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488 | else |
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489 | { |
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490 | this._folderPr[this._folderPr.length] = node.id ; |
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491 | } |
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492 | |
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493 | } |
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494 | else { |
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495 | var arrayProps = new Array(); |
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496 | |
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497 | arrayProps['id'] = node.id; |
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498 | arrayProps['caption'] = node.caption; |
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499 | |
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500 | arrayProps['url'] = node.url; |
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501 | arrayProps['target'] = node.target; |
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502 | arrayProps['onClick'] = node.onClick; |
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503 | arrayProps['onOpen'] = node.onOpen; |
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504 | arrayProps['onClose'] = node.onClose; |
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505 | arrayProps['onFirstOpen'] = node.onFirstOpen; |
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506 | arrayProps['iconClosed'] = node.iconClosed; |
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507 | arrayProps['iconOpen'] = node.iconOpen; |
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508 | arrayProps['runJS'] = node.runJS; |
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509 | arrayProps['plusSign'] = node.plusSign; |
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510 | arrayProps['captionClass'] = node.captionClass; |
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511 | |
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512 | delete node; |
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513 | |
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514 | this.alter(arrayProps); |
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515 | } |
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516 | |
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517 | } |
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518 | |
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519 | //arrayProps: same properties of Node |
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520 | dFTree.prototype.alter = function(arrayProps) { |
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521 | this.getNodeById(arrayProps['id']).alter(arrayProps); |
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522 | } |
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523 | |
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524 | dFTree.prototype.getNodeById = function(nodeid) { |
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525 | return this._aNodes[this._searchNode(nodeid)]; |
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526 | } |
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527 | |
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528 | dFTree.prototype.openTo = function(nodeid) |
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529 | { |
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530 | var node = this.getNodeById(nodeid); |
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531 | |
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532 | if (node && node._parent) |
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533 | { |
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534 | node._parent.open(); |
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535 | this.openTo(node._parent.id); |
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536 | } |
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537 | } |
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538 | |
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539 | //Searches for a node in the node array, returning the position of the array 4it |
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540 | dFTree.prototype._searchNode = function(id) { |
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541 | var a=0; |
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542 | for (a;a<this._aNodes.length;a++) |
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543 | { |
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544 | if (this._aNodes[a].id == id) |
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545 | { |
---|
546 | return a; |
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547 | } |
---|
548 | } |
---|
549 | return false; |
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550 | } |
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551 | // By jakjr, retorna um array com os ids de todas as pastas (nodes) |
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552 | dFTree.prototype.getNodesList = function(imapDelimiter) { |
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553 | var a=0; |
---|
554 | var nodes=[]; |
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555 | for (a;a<this._aNodes.length;a++) |
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556 | { |
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557 | var node = this.getNodeById(this._aNodes[a].id); |
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558 | nodes[a]=[]; |
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559 | nodes[a].id = node.id; |
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560 | nodes[a].parent = node._parent ? node._parent.id : 'root'; |
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561 | var tmp = node.id.split(imapDelimiter); |
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562 | var tmp_caption = node.caption.split("<"); |
---|
563 | |
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564 | if (tmp[tmp.length-1] == 'INBOX') |
---|
565 | nodes[a].caption = get_lang('Inbox'); |
---|
566 | else if (tmp[tmp.length-1] == 'user') |
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567 | nodes[a].caption = get_lang("Shared Folders"); |
---|
568 | else |
---|
569 | nodes[a].caption = tmp_caption[0]; |
---|
570 | //nodes[a].caption = tmp[tmp.length-1] == 'INBOX' ? get_lang('Inbox') : tmp[tmp.length-1]; |
---|
571 | nodes[a].plusSign = node.plusSign; |
---|
572 | } |
---|
573 | return nodes; |
---|
574 | } |
---|
575 | |
---|
576 | //Auxiliar functions |
---|
577 | //For multi-browser compatibility |
---|
578 | function getObjectById(name) |
---|
579 | { |
---|
580 | if (document.getElementById) |
---|
581 | { |
---|
582 | return document.getElementById(name); |
---|
583 | } |
---|
584 | else if (document.all) |
---|
585 | { |
---|
586 | return document.all[name]; |
---|
587 | } |
---|
588 | else if (document.layers) |
---|
589 | { |
---|
590 | return document.layers[name]; |
---|
591 | } |
---|
592 | return false; |
---|
593 | } |
---|
594 | |
---|
595 | // [Cookie] Clears a cookie |
---|
596 | function clearCookie(cookieName) { |
---|
597 | var now = new Date(); |
---|
598 | var yesterday = new Date(now.getTime() - 1000 * 60 * 60 * 24); |
---|
599 | this.setCookie(cookieName, 'cookieValue', yesterday); |
---|
600 | this.setCookie(cookieName, 'cookieValue', yesterday); |
---|
601 | }; |
---|
602 | |
---|
603 | // [Cookie] Sets value in a cookie |
---|
604 | function setCookie(cookieName, cookieValue, expires, path, domain, secure) { |
---|
605 | document.cookie = |
---|
606 | escape(cookieName) + '=' + escape(cookieValue) |
---|
607 | + (expires ? '; expires=' + expires.toGMTString() : '') |
---|
608 | + (path ? '; path=' + path : '') |
---|
609 | + (domain ? '; domain=' + domain : '') |
---|
610 | + (secure ? '; secure' : ''); |
---|
611 | }; |
---|
612 | |
---|
613 | // [Cookie] Gets a value from a cookie |
---|
614 | function getCookie(cookieName) { |
---|
615 | var cookieValue = ''; |
---|
616 | var posName = document.cookie.indexOf(escape(cookieName) + '='); |
---|
617 | if (posName != -1) { |
---|
618 | var posValue = posName + (escape(cookieName) + '=').length; |
---|
619 | var endPos = document.cookie.indexOf(';', posValue); |
---|
620 | if (endPos != -1) |
---|
621 | { |
---|
622 | cookieValue = unescape(document.cookie.substring(posValue, endPos)); |
---|
623 | } |
---|
624 | else |
---|
625 | { |
---|
626 | cookieValue = unescape(document.cookie.substring(posValue)); |
---|
627 | } |
---|
628 | } |
---|
629 | return (cookieValue); |
---|
630 | }; |
---|
631 | |
---|
632 | |
---|
633 | function imageHTML(src,attributes) { |
---|
634 | if (attributes != null) |
---|
635 | { |
---|
636 | attributes = ''; |
---|
637 | } |
---|
638 | return "<img "+attributes+" src=\""+src+"\">"; |
---|
639 | } |
---|