1 dump('entering util.list.js\n');
3 if (typeof main == 'undefined') main = {};
4 util.list = function (id) {
6 this.node = document.getElementById(id);
8 if (!this.node) throw('Could not find element ' + id);
9 switch(this.node.nodeName) {
13 throw(this.node.nodeName + ' not yet supported'); break;
14 default: throw(this.node.nodeName + ' not supported'); break;
17 JSAN.use('util.error'); this.error = new util.error();
22 util.list.prototype = {
24 'init' : function (params) {
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;
29 this.prebuilt = false;
30 if (typeof params.prebuilt != 'undefined') this.prebuilt = params.prebuilt;
32 if (typeof params.columns == 'undefined') throw('util.list.init: No columns');
33 this.columns = params.columns;
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;
42 '_init_tree' : function (params) {
45 this.treechildren = this.node.lastChild;
48 var treecols = document.createElement('treecols');
49 this.node.appendChild(treecols);
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]);
56 treecols.appendChild(treecol);
57 var splitter = document.createElement('splitter');
58 splitter.setAttribute('class','tree-splitter');
59 treecols.appendChild(splitter);
62 var treechildren = document.createElement('treechildren');
63 this.node.appendChild(treechildren);
64 this.treechildren = treechildren;
66 if (typeof params.on_select == 'function') {
67 this.node.addEventListener(
75 '_init_listbox' : function (params) {
78 var listhead = document.createElement('listhead');
79 this.node.appendChild(listhead);
81 var listcols = document.createElement('listcols');
82 this.node.appendChild(listcols);
84 for (var i = 0; i < this.columns.length; i++) {
85 var listheader = document.createElement('listheader');
86 listhead.appendChild(listheader);
87 var listcol = document.createElement('listcol');
88 listcols.appendChild(listcol);
89 for (var j in this.columns[i]) {
90 listheader.setAttribute(j,this.columns[i][j]);
91 listcol.setAttribute(j,this.columns[i][j]);
97 'clear' : function (params) {
98 switch (this.node.nodeName) {
99 case 'tree' : this._clear_tree(params); break;
100 case 'listbox' : this._clear_listbox(params); break;
101 default: throw('NYI: Need .clear() for ' + this.node.nodeName); break;
103 this.error.sdump('D_LIST','Clearing list ' + this.node.getAttribute('id') + '\n');
106 '_clear_tree' : function(params) {
107 while (this.treechildren.lastChild) this.treechildren.removeChild( this.treechildren.lastChild );
110 '_clear_listbox' : function(params) {
112 var nl = this.node.getElementsByTagName('listitem');
113 for (var i = 0; i < nl.length; i++) {
116 for (var i = 0; i < items.length; i++) {
117 this.node.removeChild(items[i]);
121 'append' : function (params) {
123 switch (this.node.nodeName) {
124 case 'tree' : rnode = this._append_to_tree(params); break;
125 case 'listbox' : rnode = this._append_to_listbox(params); break;
126 default: throw('NYI: Need .append() for ' + this.node.nodeName); break;
128 if (rnode && params.attributes) {
129 for (var i in params.attributes) {
130 rnode.setAttribute(i,params.attributes[i]);
136 '_append_to_tree' : function (params) {
140 if (typeof params.row == 'undefined') throw('util.list.append: Object must contain a row');
142 var s = ('util.list.append: params = ' + (params) + '\n');
144 var treechildren_node = this.treechildren;
146 if (params.node && params.node.nodeName == 'treeitem') {
147 params.node.setAttribute('container','true'); /* params.node.setAttribute('open','true'); */
148 if (params.node.lastChild.nodeName == 'treechildren') {
149 treechildren_node = params.node.lastChild;
151 treechildren_node = document.createElement('treechildren');
152 params.node.appendChild(treechildren_node);
156 var treeitem = document.createElement('treeitem');
157 treeitem.setAttribute('retrieve_id',params.retrieve_id);
158 treechildren_node.appendChild( treeitem );
159 var treerow = document.createElement('treerow');
160 treeitem.appendChild( treerow );
162 s += ('tree = ' + this.node + ' treechildren = ' + treechildren_node + '\n');
163 s += ('treeitem = ' + treeitem + ' treerow = ' + treerow + '\n');
165 if (typeof params.retrieve_row == 'function' || typeof this.retrieve_row == 'function') {
169 treerow.setAttribute('retrieve_id',params.retrieve_id);
170 //FIXME//Make async and fire when row is visible in list
173 params.row_node = treeitem;
174 params.on_retrieve = function(row) {
176 obj._map_row_to_treecell(params,treerow);
179 if (typeof params.retrieve_row == 'function') {
181 row = params.retrieve_row( params );
185 if (typeof obj.retrieve_row == 'function') {
187 row = obj.retrieve_row( params );
194 this._map_row_to_treecell(params,treerow);
196 this.error.sdump('D_LIST',s);
201 '_append_to_listbox' : function (params) {
205 if (typeof params.row == 'undefined') throw('util.list.append: Object must contain a row');
207 var s = ('util.list.append: params = ' + (params) + '\n');
209 var listitem = document.createElement('listitem');
211 s += ('listbox = ' + this.node + ' listitem = ' + listitem + '\n');
213 if (typeof params.retrieve_row == 'function' || typeof this.retrieve_row == 'function') {
217 listitem.setAttribute('retrieve_id',params.retrieve_id);
218 //FIXME//Make async and fire when row is visible in list
221 params.row_node = listitem;
222 params.on_retrieve = function(row) {
224 obj._map_row_to_listcell(params,listitem);
225 obj.node.appendChild( listitem );
228 if (typeof params.retrieve_row == 'function') {
230 row = params.retrieve_row( params );
234 if (typeof obj.retrieve_row == 'function') {
236 row = obj.retrieve_row( params );
243 this._map_row_to_listcell(params,listitem);
244 this.node.appendChild( listitem );
247 this.error.sdump('D_LIST',s);
252 '_map_row_to_treecell' : function(params,treerow) {
254 for (var i = 0; i < this.columns.length; i++) {
255 var treecell = document.createElement('treecell');
257 if (typeof params.map_row_to_column == 'function') {
259 label = params.map_row_to_column(params.row,this.columns[i]);
263 if (typeof this.map_row_to_column == 'function') {
265 label = this.map_row_to_column(params.row,this.columns[i]);
269 throw('No map_row_to_column function');
273 treecell.setAttribute('label',label);
274 treerow.appendChild( treecell );
275 s += ('treecell = ' + treecell + ' with label = ' + label + '\n');
277 this.error.sdump('D_LIST',s);
280 '_map_row_to_listcell' : function(params,listitem) {
282 for (var i = 0; i < this.columns.length; i++) {
284 if (typeof params.map_row_to_column == 'function') {
286 value = params.map_row_to_column(params.row,this.columns[i]);
290 if (typeof this.map_row_to_column == 'function') {
292 value = this.map_row_to_column(params.row,this.columns[i]);
295 if (typeof value == 'string' || typeof value == 'number') {
296 var listcell = document.createElement('listcell');
297 listcell.setAttribute('label',value);
298 listitem.appendChild(listcell);
299 s += ('listcell = ' + listcell + ' with label = ' + value + '\n');
301 listitem.appendChild(value);
302 s += ('listcell = ' + value + ' is really a ' + value.nodeName + '\n');
305 this.error.sdump('D_LIST',s);
308 'retrieve_selection' : function(params) {
309 switch(this.node.nodeName) {
310 case 'tree' : return this._retrieve_selection_from_tree(params); break;
311 default: throw('NYI: Need ._retrieve_selection_from_() for ' + this.node.nodeName); break;
315 '_retrieve_selection_from_tree' : function(params) {
317 var start = new Object();
318 var end = new Object();
319 var numRanges = this.node.view.selection.getRangeCount();
320 for (var t=0; t<numRanges; t++){
321 this.node.view.selection.getRangeAt(t,start,end);
322 for (var v=start.value; v<=end.value; v++){
323 var i = this.node.contentView.getItemAtIndex(v);
330 'dump' : function(params) {
331 switch(this.node.nodeName) {
332 case 'tree' : return this._dump_tree(params); break;
333 default: throw('NYI: Need .dump() for ' + this.node.nodeName); break;
337 '_dump_tree' : function(params) {
339 for (var i = 0; i < this.treechildren.childNodes.length; i++) {
341 var treeitem = this.treechildren.childNodes[i];
342 var treerow = treeitem.firstChild;
343 for (var j = 0; j < treerow.childNodes.length; j++) {
344 row.push( treerow.childNodes[j].getAttribute('label') );
351 'dump_with_keys' : function(params) {
352 switch(this.node.nodeName) {
353 case 'tree' : return this._dump_tree_with_keys(params); break;
354 default: throw('NYI: Need .dump_with_keys() for ' + this.node.nodeName); break;
359 '_dump_tree_with_keys' : function(params) {
362 for (var i = 0; i < this.treechildren.childNodes.length; i++) {
364 var treeitem = this.treechildren.childNodes[i];
365 var treerow = treeitem.firstChild;
366 for (var j = 0; j < treerow.childNodes.length; j++) {
367 row[ obj.columns[j].id ] = treerow.childNodes[j].getAttribute('label');
374 'dump_retrieve_ids' : function(params) {
375 switch(this.node.nodeName) {
376 case 'tree' : return this._dump_retrieve_ids_tree(params); break;
377 default: throw('NYI: Need .dump_retrieve_ids() for ' + this.node.nodeName); break;
381 '_dump_retrieve_ids_tree' : function(params) {
383 for (var i = 0; i < this.treechildren.childNodes.length; i++) {
384 var treeitem = this.treechildren.childNodes[i];
385 dump.push( treeitem.getAttribute('retrieve_id') );
391 dump('exiting util.list.js\n');