Open-ILS/xul/staff_client/chrome/content/util/controller.js

   1 dump('entering util/controller.js\n');
   2
   3 if (typeof util == 'undefined') util = {};
   4 util.controller = function () {
   5
   6     JSAN.use('util.error'); this.error = new util.error();
   7
   8     return this;
   9 };
  10
  11 util.controller.prototype = {
  12
  13     'cmds' : {},
  14
  15     'init' : function (params) {
  16
  17         if (typeof params.control_map == 'undefined') throw('util.controller.init: No control_map');
  18
  19         this.control_map = params.control_map;
  20         this.window_knows_me_by = params.window_knows_me_by;
  21         this.render_list = [];
  22         this.view = {};
  23
  24         for (var i in this.control_map) {
  25             var cmd = document.getElementById(i);
  26             if (cmd) {
  27                 for (var j in this.control_map[i][0]) {
  28                     if (this.control_map[i][1]) {
  29                         var ev_type = this.control_map[i][0][j];
  30                         switch(ev_type) {
  31                             case 'render':
  32                                 this.render_list.push( [i, this.control_map[i][1](cmd)] );
  33                             break;
  34                             case 'oncommand':
  35                                 if (!this.window_knows_me_by)
  36                                     throw('util.controller: on_command requires window_knows_me_by');
  37                                 var s = 'try{'+this.window_knows_me_by+".cmds."+i+"();}catch(E){alert(E);}";
  38                                 cmd.setAttribute(ev_type, s);
  39                                 this.cmds[i] = this.control_map[i][1];
  40                             break;
  41                             default: cmd.addEventListener(ev_type,this.control_map[i][1],false);
  42                         }
  43                     }
  44                 }
  45             }
  46             this.view[i] = cmd;
  47         }
  48     },
  49
  50     'render' : function(id,param) {
  51         for (var i in this.render_list) {
  52             try {
  53                 if (id) {
  54                     if (id == this.render_list[i][0]) this.render_list[i][1](param);
  55                 } else {
  56                     this.render_list[i][1](param);
  57                 }
  58             } catch(E) {
  59                 var error = 'Problem in util.controller.render with\n'
  60                     + this.render_list[i] + '\n\n' + js2JSON(E);
  61                 this.error.sdump('D_WARN',error);
  62             }
  63         }
  64     }
  65 }
  66 dump('exiting util/controller.js\n');