Open-ILS/web/js/dojo/openils/widget/AutoGrid.js

   1 if(!dojo._hasResource['openils.widget.AutoGrid']) {
   2     dojo.provide('openils.widget.AutoGrid');
   3     dojo.require('dojox.grid.DataGrid');
   4     dojo.require('openils.widget.AutoWidget');
   5     dojo.require('openils.widget.AutoFieldWidget');
   6     dojo.require('openils.widget.EditPane');
   7     dojo.require('openils.widget.EditDialog');
   8     dojo.require('openils.Util');
   9
  10     dojo.declare(
  11         'openils.widget.AutoGrid',
  12         [dojox.grid.DataGrid, openils.widget.AutoWidget],
  13         {
  14
  15             /* if true, pop up an edit dialog when user hits Enter on a give row */
  16             editOnEnter : false,
  17             defaultCellWidth : null,
  18             editStyle : 'dialog',
  19
  20             /* by default, don't show auto-generated (sequence) fields */
  21             showSequenceFields : false,
  22
  23             startup : function() {
  24                 this.selectionMode = 'single';
  25                 this.inherited(arguments);
  26                 this.initAutoEnv();
  27                 this.setStructure(this._compileStructure());
  28                 this.setStore(this.buildAutoStore());
  29                 this.overrideEditWidgets = {};
  30                 if(this.editOnEnter)
  31                     this._applyEditOnEnter();
  32                 else if(this.singleEditStyle)
  33                     this._applySingleEditStyle();
  34             },
  35
  36             _compileStructure : function() {
  37                 var existing = (this.structure && this.structure[0].cells[0]) ?
  38                     this.structure[0].cells[0] : [];
  39                 var fields = [];
  40
  41                 var self = this;
  42                 function pushEntry(entry) {
  43                     if(!entry.get)
  44                         entry.get = openils.widget.AutoGrid.defaultGetter
  45                     if(!entry.width && self.defaultCellWidth)
  46                         entry.width = self.defaultCellWidth;
  47                     fields.push(entry);
  48                 }
  49
  50                 if(!this.fieldOrder) {
  51                     /* no order defined, start with any explicit grid fields */
  52                     for(var e in existing) {
  53                         var entry = existing[e];
  54                         var field = this.fmIDL.fields.filter(
  55                             function(i){return (i.name == entry.field)})[0];
  56                         if(field) entry.name = entry.name || field.label;
  57                         pushEntry(entry);
  58                     }
  59                 }
  60
  61                 for(var f in this.sortedFieldList) {
  62                     var field = this.sortedFieldList[f];
  63                     if(!field || field.virtual) continue;
  64
  65                     // field was already added above
  66                     if(fields.filter(function(i){return (i.field == field.name)})[0])
  67                         continue;
  68
  69
  70                     if(!this.showSequenceFields && field.name == this.fmIDL.pkey && this.fmIDL.pkey_sequence)
  71                         continue;
  72                     var entry = existing.filter(function(i){return (i.field == field.name)})[0];
  73                     if(entry) entry.name = field.label;
  74                     else entry = {field:field.name, name:field.label};
  75                     pushEntry(entry);
  76                 }
  77
  78                 return [{cells: [fields]}];
  79             },
  80
  81             _applySingleEditStyle : function() {
  82                 this.onMouseOverRow = function(e) {};
  83                 this.onMouseOutRow = function(e) {};
  84                 this.onCellFocus = function(cell, rowIndex) {
  85                     this.selection.deselectAll();
  86                     this.selection.select(this.focus.rowIndex);
  87                 };
  88             },
  89
  90             /* capture keydown and launch edit dialog on enter */
  91             _applyEditOnEnter : function() {
  92                 this._applySingleEditStyle();
  93
  94                 dojo.connect(this, 'onRowDblClick',
  95                     function(e) {
  96                         if(this.editStyle == 'pane')
  97                             this._drawEditPane(this.selection.getFirstSelected(), this.focus.rowIndex);
  98                         else
  99                             this._drawEditDialog(this.selection.getFirstSelected(), this.focus.rowIndex);
 100                     }
 101                 );
 102
 103                 dojo.connect(this, 'onKeyDown',
 104                     function(e) {
 105                         if(e.keyCode == dojo.keys.ENTER) {
 106                             this.selection.deselectAll();
 107                             this.selection.select(this.focus.rowIndex);
 108                             if(this.editStyle == 'pane')
 109                                 this._drawEditPane(this.selection.getFirstSelected(), this.focus.rowIndex);
 110                             else
 111                                 this._drawEditDialog(this.selection.getFirstSelected(), this.focus.rowIndex);
 112                         }
 113                     }
 114                 );
 115             },
 116
 117             _makeEditPane : function(storeItem, rowIndex, onPostSubmit, onCancel) {
 118                 var grid = this;
 119                 var fmObject = new fieldmapper[this.fmClass]().fromStoreItem(storeItem);
 120                 var idents = grid.store.getIdentityAttributes();
 121
 122                 var pane = new openils.widget.EditPane({
 123                     fmObject:fmObject,
 124                     overrideWidgets : this.overrideEditWidgets,
 125                     onPostSubmit : function() {
 126                         for(var i in fmObject._fields) {
 127                             var field = fmObject._fields[i];
 128                             if(idents.filter(function(j){return (j == field)})[0])
 129                                 continue; // don't try to edit an identifier field
 130                             grid.store.setValue(storeItem, field, fmObject[field]());
 131                         }
 132                         if(self.onPostUpdate)
 133                             self.onPostUpdate(storeItem, rowIndex);
 134                         setTimeout(
 135                             function(){
 136                                 try {
 137                                     grid.views.views[0].getCellNode(rowIndex, 0).focus();
 138                                 } catch (E) {}
 139                             },200
 140                         );
 141                         if(onPostSubmit) onPostSubmit();
 142                     },
 143                     onCancel : function() {
 144                         setTimeout(function(){
 145                             grid.views.views[0].getCellNode(rowIndex, 0).focus();},200);
 146                         if(onCancel) onCancel();
 147                     }
 148                 });
 149
 150                 pane.fieldOrder = this.fieldOrder;
 151                 pane.mode = 'update';
 152                 return pane;
 153             },
 154
 155             _makeCreatePane : function(onPostSubmit, onCancel) {
 156                 var grid = this;
 157                 var pane = new openils.widget.EditPane({
 158                     fmClass : this.fmClass,
 159                     overrideWidgets : this.overrideEditWidgets,
 160                     onPostSubmit : function(r) {
 161                         var fmObject = openils.Util.readResponse(r);
 162                         if(fmObject)
 163                             grid.store.newItem(fmObject.toStoreItem());
 164                         if(grid.onPostCreate)
 165                             grid.onPostCreate(fmObject);
 166                         setTimeout(function(){
 167                             try {
 168                                 grid.selection.select(grid.rowCount-1);
 169                                 grid.views.views[0].getCellNode(grid.rowCount-1, 1).focus();
 170                             } catch (E) {}
 171                         },200);
 172                         if(onPostSubmit)
 173                             onPostSubmit();
 174                     },
 175                     onCancel : function() {
 176                         if(onCancel) onCancel();
 177                     }
 178                 });
 179                 pane.fieldOrder = this.fieldOrder;
 180                 pane.mode = 'create';
 181                 return pane;
 182             },
 183
 184
 185             _drawEditDialog : function(storeItem, rowIndex) {
 186                 var self = this;
 187                 var done = function() { self.hideDialog(); };
 188                 var pane = this._makeEditPane(storeItem, rowIndex, done, done);
 189                 this.editDialog = new openils.widget.EditDialog({editPane:pane});
 190                 this.editDialog.startup();
 191                 this.editDialog.show();
 192             },
 193
 194             showCreateDialog : function() {
 195                 var self = this;
 196                 var done = function() { self.hideDialog(); };
 197                 var pane = this._makeCreatePane(done, done);
 198                 this.editDialog = new openils.widget.EditDialog({editPane:pane});
 199                 this.editDialog.startup();
 200                 this.editDialog.show();
 201             },
 202
 203             _drawEditPane : function(storeItem, rowIndex) {
 204                 var self = this;
 205                 var done = function() { self.hidePane(); };
 206                 this.editPane = this._makeEditPane(storeItem, rowIndex, done, done);
 207                 this.editPane.startup();
 208                 this.domNode.parentNode.insertBefore(this.editPane.domNode, this.domNode);
 209                 dojo.style(this.domNode, 'display', 'none');
 210             },
 211
 212             showCreatePane : function() {
 213                 var self = this;
 214                 var done = function() { self.hidePane(); };
 215                 this.editPane = this._makeCreatePane(done, done);
 216                 this.editPane.startup();
 217                 this.domNode.parentNode.insertBefore(this.editPane.domNode, this.domNode);
 218                 dojo.style(this.domNode, 'display', 'none');
 219             },
 220
 221             hideDialog : function() {
 222                 this.editDialog.hide();
 223                 this.editDialog.destroy();
 224                 delete this.editDialog;
 225             },
 226
 227             hidePane : function() {
 228                 this.domNode.parentNode.removeChild(this.editPane.domNode);
 229                 this.editPane.destroy();
 230                 delete this.editPane;
 231                 dojo.style(this.domNode, 'display', 'block');
 232             },
 233
 234             resetStore : function() {
 235                 this.setStore(this.buildAutoStore());
 236             },
 237
 238             loadAll : function(opts, search) {
 239                 dojo.require('openils.PermaCrud');
 240                 if(!opts) opts = {};
 241                 var self = this;
 242                 opts = dojo.mixin(opts, {
 243                     async : true,
 244                     streaming : true,
 245                     onresponse : function(r) {
 246                         var item = openils.Util.readResponse(r);
 247                         self.store.newItem(item.toStoreItem());
 248                     }
 249                 });
 250                 if(search)
 251                     new openils.PermaCrud().search(this.fmClass, search, opts);
 252                 else
 253                     new openils.PermaCrud().retrieveAll(this.fmClass, opts);
 254             }
 255         }
 256     );
 257     openils.widget.AutoGrid.markupFactory = dojox.grid.DataGrid.markupFactory;
 258
 259     openils.widget.AutoGrid.defaultGetter = function(rowIndex, item) {
 260         if(!item) return '';
 261         var val = this.grid.store.getValue(item, this.field);
 262         var autoWidget = new openils.widget.AutoFieldWidget({
 263             fmClass: this.grid.fmClass,
 264             fmField: this.field,
 265             widgetValue : val,
 266         });
 267         return autoWidget.getDisplayString();
 268     }
 269 }
 270