Open-ILS/xul/staff_client/chrome/content/evergreen/util/list.js

   1 dump('entering util.list.js\n');
   2
   3 if (typeof main == 'undefined') main = {};
   4 util.list = function (id) {
   5
   6         this.node = document.getElementById(id);
   7
   8         if (!this.node) throw('Could not find element ' + id);
   9         switch(this.node.nodeName) {
  10                 case 'listbox' :
  11                 case 'tree' : break;
  12                 case 'richlistbox' :
  13                         throw(this.node.nodeName + ' not yet supported'); break;
  14                 default: throw(this.node.nodeName + ' not supported'); break;
  15         }
  16
  17         JSAN.use('util.error'); this.error = new util.error();
  18
  19         return this;
  20 };
  21
  22 util.list.prototype = {
  23
  24         'init' : function (params) {
  25
  26                 if (typeof params.map_row_to_column == 'function') this.map_row_to_column = params.map_row_to_column;
  27                 if (typeof params.retrieve_row == 'function') this.retrieve_row = params.retrieve_row;
  28
  29                 this.prebuilt = false;
  30                 if (typeof params.prebuilt != 'undefined') this.prebuilt = params.prebuilt;
  31
  32                 if (typeof params.columns == 'undefined') throw('util.list.init: No columns');
  33                 this.columns = params.columns;
  34
  35                 switch(this.node.nodeName) {
  36                         case 'tree' : this._init_tree(params); break;
  37                         case 'listbox' : this._init_listbox(params); break;
  38                         default: throw('NYI: Need ._init() for ' + this.node.nodeName); break;
  39                 }
  40         },
  41
  42         '_init_tree' : function (params) {
  43                 if (this.prebuilt) {
  44
  45                         this.treechildren = this.node.lastChild;
  46
  47                 } else {
  48                         var treecols = document.createElement('treecols');
  49                         this.node.appendChild(treecols);
  50
  51                         for (var i = 0; i < this.columns.length; i++) {
  52                                 var treecol = document.createElement('treecol');
  53                                 for (var j in this.columns[i]) {
  54                                         treecol.setAttribute(j,this.columns[i][j]);
  55                                 }
  56                                 treecols.appendChild(treecol);
  57                                 var splitter = document.createElement('splitter');
  58                                 splitter.setAttribute('class','tree-splitter');
  59                                 treecols.appendChild(splitter);
  60                         }
  61
  62                         var treechildren = document.createElement('treechildren');
  63                         this.node.appendChild(treechildren);
  64                         this.treechildren = treechildren;
  65                 }
  66         },
  67
  68         '_init_listbox' : function (params) {
  69                 if (this.prebuilt) {
  70                 } else {
  71                         var listhead = document.createElement('listhead');
  72                         this.node.appendChild(listhead);
  73
  74                         var listcols = document.createElement('listcols');
  75                         this.node.appendChild(listcols);
  76
  77                         for (var i = 0; i < this.columns.length; i++) {
  78                                 var listheader = document.createElement('listheader');
  79                                 listhead.appendChild(listheader);
  80                                 var listcol = document.createElement('listcol');
  81                                 listcols.appendChild(listcol);
  82                                 for (var j in this.columns[i]) {
  83                                         listheader.setAttribute(j,this.columns[i][j]);
  84                                         listcol.setAttribute(j,this.columns[i][j]);
  85                                 };
  86                         }
  87                 }
  88         },
  89
  90         'append' : function (params) {
  91                 var rnode;
  92                 switch (this.node.nodeName) {
  93                         case 'tree' : rnode = this._append_to_tree(params); break;
  94                         case 'listbox' : rnode = this._append_to_listbox(params); break;
  95                         default: throw('NYI: Need .append() for ' + this.node.nodeName); break;
  96                 }
  97                 if (rnode && params.attributes) {
  98                         for (var i in params.attributes) {
  99                                 rnode.setAttribute(i,params.attributes[i]);
 100                         }
 101                 }
 102         },
 103
 104         '_append_to_tree' : function (params) {
 105
 106                 if (typeof params.row == 'undefined') throw('util.list.append: Object must contain a row');
 107
 108                 var s = ('util.list.append: params = ' + js2JSON(params) + '\n');
 109
 110                 var treeitem = document.createElement('treeitem');
 111                 this.treechildren.appendChild( treeitem );
 112                 var treerow = document.createElement('treerow');
 113                 treeitem.appendChild( treerow );
 114
 115                 s += ('tree = ' + this.node + '  treechildren = ' + this.treechildren + '\n');
 116                 s += ('treeitem = ' + treeitem + '  treerow = ' + treerow + '\n');
 117
 118                 if (typeof params.retrieve_row == 'function' || typeof this.retrieve_row == 'function') {
 119
 120                         treerow.setAttribute('retrieve_id',params.retrieve_id);
 121                         //FIXME//Make async and fire when row is visible in list
 122                         var row;
 123                         if (typeof params.retrieve_row == 'function') {
 124
 125                                 row = params.retrieve_row( params );
 126
 127                         } else {
 128
 129                                 if (typeof this.retrieve_row == 'function') {
 130
 131                                         row = this.retrieve_row( params );
 132
 133                                 }
 134                         }
 135                         params.row = row;
 136                         this._map_row_to_treecell(params,treerow);
 137
 138                 } else {
 139                         this._map_row_to_treecell(params,treerow);
 140                 }
 141                 this.error.sdump('D_LIST',s);
 142
 143                 return treeitem;
 144         },
 145
 146         '_append_to_listbox' : function (params) {
 147
 148                 if (typeof params.row == 'undefined') throw('util.list.append: Object must contain a row');
 149
 150                 var s = ('util.list.append: params = ' + js2JSON(params) + '\n');
 151
 152                 var listitem = document.createElement('listitem');
 153
 154                 s += ('listbox = ' + this.node + '  listitem = ' + listitem + '\n');
 155
 156                 if (typeof params.retrieve_row == 'function' || typeof this.retrieve_row == 'function') {
 157
 158                         listitem.setAttribute('retrieve_id',params.retrieve_id);
 159                         //FIXME//Make async and fire when row is visible in list
 160                         var row;
 161                         if (typeof params.retrieve_row == 'function') {
 162
 163                                 row = params.retrieve_row( params );
 164
 165                         } else {
 166
 167                                 if (typeof this.retrieve_row == 'function') {
 168
 169                                         row = this.retrieve_row( params );
 170
 171                                 }
 172                         }
 173                         params.row = row;
 174                         this._map_row_to_listcell(params,listitem);
 175
 176                 } else {
 177                         this._map_row_to_listcell(params,listitem);
 178                 }
 179
 180                 this.node.appendChild( listitem );
 181
 182                 this.error.sdump('D_LIST',s);
 183
 184                 return listitem;
 185
 186         },
 187
 188         '_map_row_to_treecell' : function(params,treerow) {
 189                 var s = '';
 190                 for (var i = 0; i < this.columns.length; i++) {
 191                         var treecell = document.createElement('treecell');
 192                         var value = '';
 193                         if (typeof params.map_row_to_column == 'function')  {
 194
 195                                 label = params.map_row_to_column(params.row,this.columns[i]);
 196
 197                         } else {
 198
 199                                 if (typeof this.map_row_to_column == 'function') {
 200
 201                                         label = this.map_row_to_column(params.row,this.columns[i]);
 202                                 }
 203                         }
 204                         treecell.setAttribute('label',label);
 205                         treerow.appendChild( treecell );
 206                         s += ('treecell = ' + treecell + ' with label = ' + label + '\n');
 207                 }
 208                 this.error.sdump('D_LIST',s);
 209         },
 210
 211         '_map_row_to_listcell' : function(params,listitem) {
 212                 var s = '';
 213                 for (var i = 0; i < this.columns.length; i++) {
 214                         var value = '';
 215                         if (typeof params.map_row_to_column == 'function')  {
 216
 217                                 value = params.map_row_to_column(params.row,this.columns[i]);
 218
 219                         } else {
 220
 221                                 if (typeof this.map_row_to_column == 'function') {
 222
 223                                         value = this.map_row_to_column(params.row,this.columns[i]);
 224                                 }
 225                         }
 226                         if (typeof value == 'string') {
 227                                 var listcell = document.createElement('listcell');
 228                                 listcell.setAttribute('label',value);
 229                                 listitem.appendChild(listcell);
 230                                 s += ('listcell = ' + listcell + ' with label = ' + value + '\n');
 231                         } else {
 232                                 listitem.appendChild(value);
 233                                 s += ('listcell = ' + value + ' is really a ' + value.nodeName + '\n');
 234                         }
 235                 }
 236                 this.error.sdump('D_LIST',s);
 237         },
 238
 239 }
 240 dump('exiting util.list.js\n');