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             suppressFields : null,
  20
  21             /* by default, don't show auto-generated (sequence) fields */
  22             showSequenceFields : false,
  23
  24             startup : function() {
  25                 this.selectionMode = 'single';
  26                 this.inherited(arguments);
  27                 this.initAutoEnv();
  28                 this.setStructure(this._compileStructure());
  29                 this.setStore(this.buildAutoStore());
  30                 this.overrideEditWidgets = {};
  31                 this.overrideEditWidgetClass = {};
  32                 if(this.editOnEnter)
  33                     this._applyEditOnEnter();
  34                 else if(this.singleEditStyle)
  35                     this._applySingleEditStyle();
  36             },
  37
  38             _compileStructure : function() {
  39                 var existing = (this.structure && this.structure[0].cells[0]) ?
  40                     this.structure[0].cells[0] : [];
  41                 var fields = [];
  42
  43                 var self = this;
  44                 function pushEntry(entry) {
  45                     if(self.suppressFields) {
  46                         if(dojo.indexOf(self.suppressFields, entry.field) != -1)
  47                             return;
  48                     }
  49                     if(!entry.get)
  50                         entry.get = openils.widget.AutoGrid.defaultGetter
  51                     if(!entry.width && self.defaultCellWidth)
  52                         entry.width = self.defaultCellWidth;
  53                     fields.push(entry);
  54                 }
  55
  56                 if(!this.fieldOrder) {
  57                     /* no order defined, start with any explicit grid fields */
  58                     for(var e in existing) {
  59                         var entry = existing[e];
  60                         var field = this.fmIDL.fields.filter(
  61                             function(i){return (i.name == entry.field)})[0];
  62                         if(field) entry.name = entry.name || field.label;
  63                         pushEntry(entry);
  64                     }
  65                 }
  66
  67                 for(var f in this.sortedFieldList) {
  68                     var field = this.sortedFieldList[f];
  69                     if(!field || field.virtual) continue;
  70
  71                     // field was already added above
  72                     if(fields.filter(function(i){return (i.field == field.name)})[0])
  73                         continue;
  74
  75                     if(!this.showSequenceFields && field.name == this.fmIDL.pkey && this.fmIDL.pkey_sequence)
  76                         continue;
  77                     var entry = existing.filter(function(i){return (i.field == field.name)})[0];
  78                     if(entry) entry.name = field.label;
  79                     else entry = {field:field.name, name:field.label};
  80                     pushEntry(entry);
  81                 }
  82
  83                 if(this.fieldOrder) {
  84                     /* append any explicit non-IDL grid fields to the end */
  85                     for(var e in existing) {
  86                         var entry = existing[e];
  87                         var field = fields.filter(
  88                             function(i){return (i.field == entry.field)})[0];
  89                         if(field) continue; // don't duplicate
  90                         pushEntry(entry);
  91                     }
  92                 }
  93
  94
  95                 return [{cells: [fields]}];
  96             },
  97
  98             _applySingleEditStyle : function() {
  99                 this.onMouseOverRow = function(e) {};
 100                 this.onMouseOutRow = function(e) {};
 101                 this.onCellFocus = function(cell, rowIndex) {
 102                     this.selection.deselectAll();
 103                     this.selection.select(this.focus.rowIndex);
 104                 };
 105             },
 106
 107             /* capture keydown and launch edit dialog on enter */
 108             _applyEditOnEnter : function() {
 109                 this._applySingleEditStyle();
 110
 111                 dojo.connect(this, 'onRowDblClick',
 112                     function(e) {
 113                         if(this.editStyle == 'pane')
 114                             this._drawEditPane(this.selection.getFirstSelected(), this.focus.rowIndex);
 115                         else
 116                             this._drawEditDialog(this.selection.getFirstSelected(), this.focus.rowIndex);
 117                     }
 118                 );
 119
 120                 dojo.connect(this, 'onKeyDown',
 121                     function(e) {
 122                         if(e.keyCode == dojo.keys.ENTER) {
 123                             this.selection.deselectAll();
 124                             this.selection.select(this.focus.rowIndex);
 125                             if(this.editStyle == 'pane')
 126                                 this._drawEditPane(this.selection.getFirstSelected(), this.focus.rowIndex);
 127                             else
 128                                 this._drawEditDialog(this.selection.getFirstSelected(), this.focus.rowIndex);
 129                         }
 130                     }
 131                 );
 132             },
 133
 134             _makeEditPane : function(storeItem, rowIndex, onPostSubmit, onCancel) {
 135                 var grid = this;
 136                 var fmObject = new fieldmapper[this.fmClass]().fromStoreItem(storeItem);
 137                 var idents = grid.store.getIdentityAttributes();
 138
 139                 var pane = new openils.widget.EditPane({
 140                     fmObject:fmObject,
 141                     overrideWidgets : this.overrideEditWidgets,
 142                     overrideWidgetClass : this.overrideEditWidgetClass,
 143                     onPostSubmit : function() {
 144                         for(var i in fmObject._fields) {
 145                             var field = fmObject._fields[i];
 146                             if(idents.filter(function(j){return (j == field)})[0])
 147                                 continue; // don't try to edit an identifier field
 148                             grid.store.setValue(storeItem, field, fmObject[field]());
 149                         }
 150                         if(self.onPostUpdate)
 151                             self.onPostUpdate(storeItem, rowIndex);
 152                         setTimeout(
 153                             function(){
 154                                 try {
 155                                     grid.views.views[0].getCellNode(rowIndex, 0).focus();
 156                                 } catch (E) {}
 157                             },200
 158                         );
 159                         if(onPostSubmit) onPostSubmit();
 160                     },
 161                     onCancel : function() {
 162                         setTimeout(function(){
 163                             grid.views.views[0].getCellNode(rowIndex, 0).focus();},200);
 164                         if(onCancel) onCancel();
 165                     }
 166                 });
 167
 168                 pane.fieldOrder = this.fieldOrder;
 169                 pane.mode = 'update';
 170                 return pane;
 171             },
 172
 173             _makeCreatePane : function(onPostSubmit, onCancel) {
 174                 var grid = this;
 175                 var pane = new openils.widget.EditPane({
 176                     fmClass : this.fmClass,
 177                     overrideWidgets : this.overrideEditWidgets,
 178                     overrideWidgetClass : this.overrideEditWidgetClass,
 179                     onPostSubmit : function(r) {
 180                         var fmObject = openils.Util.readResponse(r);
 181                         if(fmObject)
 182                             grid.store.newItem(fmObject.toStoreItem());
 183                         if(grid.onPostCreate)
 184                             grid.onPostCreate(fmObject);
 185                         setTimeout(function(){
 186                             try {
 187                                 grid.selection.select(grid.rowCount-1);
 188                                 grid.views.views[0].getCellNode(grid.rowCount-1, 1).focus();
 189                             } catch (E) {}
 190                         },200);
 191                         if(onPostSubmit)
 192                             onPostSubmit();
 193                     },
 194                     onCancel : function() {
 195                         if(onCancel) onCancel();
 196                     }
 197                 });
 198                 pane.fieldOrder = this.fieldOrder;
 199                 pane.mode = 'create';
 200                 return pane;
 201             },
 202
 203             // .startup() is called within
 204             _makeClonePane : function(storeItem, rowIndex, onPostSubmit, onCancel) {
 205                 var clonePane = this._makeCreatePane(onPostSubmit, onCancel);
 206                 var origPane = this._makeEditPane(this.selection.getFirstSelected(), this.focus.rowIndex);
 207                 clonePane.startup();
 208                 origPane.startup();
 209                 dojo.forEach(origPane.fieldList,
 210                     function(field) {
 211                         if(field.widget.widget.attr('disabled')) return;
 212                         var w = clonePane.fieldList.filter(
 213                             function(i) { return (i.name == field.name) })[0];
 214                         w.widget.baseWidgetValue(field.widget.widgetValue); // sync widgets
 215                         w.widget.onload = function(){w.widget.baseWidgetValue(field.widget.widgetValue)}; // async widgets
 216                     }
 217                 );
 218                 origPane.destroy();
 219                 return clonePane;
 220             },
 221
 222
 223             _drawEditDialog : function(storeItem, rowIndex) {
 224                 var self = this;
 225                 var done = function() { self.hideDialog(); };
 226                 var pane = this._makeEditPane(storeItem, rowIndex, done, done);
 227                 this.editDialog = new openils.widget.EditDialog({editPane:pane});
 228                 this.editDialog.startup();
 229                 this.editDialog.show();
 230             },
 231
 232             showCreateDialog : function() {
 233                 var self = this;
 234                 var done = function() { self.hideDialog(); };
 235                 var pane = this._makeCreatePane(done, done);
 236                 this.editDialog = new openils.widget.EditDialog({editPane:pane});
 237                 this.editDialog.startup();
 238                 this.editDialog.show();
 239             },
 240
 241             _drawEditPane : function(storeItem, rowIndex) {
 242                 var self = this;
 243                 var done = function() { self.hidePane(); };
 244                 dojo.style(this.domNode, 'display', 'none');
 245                 this.editPane = this._makeEditPane(storeItem, rowIndex, done, done);
 246                 this.editPane.startup();
 247                 this.domNode.parentNode.insertBefore(this.editPane.domNode, this.domNode);
 248             },
 249
 250             showClonePane : function(storeItem, rowIndex) {
 251                 var self = this;
 252                 var done = function() { self.hidePane(); };
 253                 dojo.style(this.domNode, 'display', 'none');
 254                 this.editPane = this._makeClonePane(storeItem, rowIndex, done, done);
 255                 this.domNode.parentNode.insertBefore(this.editPane.domNode, this.domNode);
 256             },
 257
 258             showCreatePane : function() {
 259                 var self = this;
 260                 var done = function() { self.hidePane(); };
 261                 dojo.style(this.domNode, 'display', 'none');
 262                 this.editPane = this._makeCreatePane(done, done);
 263                 this.editPane.startup();
 264                 this.domNode.parentNode.insertBefore(this.editPane.domNode, this.domNode);
 265             },
 266
 267             hideDialog : function() {
 268                 this.editDialog.hide();
 269                 this.editDialog.destroy();
 270                 delete this.editDialog;
 271             },
 272
 273             hidePane : function() {
 274                 this.domNode.parentNode.removeChild(this.editPane.domNode);
 275                 this.editPane.destroy();
 276                 delete this.editPane;
 277                 dojo.style(this.domNode, 'display', 'block');
 278                 this.update();
 279             },
 280
 281             resetStore : function() {
 282                 this.setStore(this.buildAutoStore());
 283             },
 284
 285             loadAll : function(opts, search) {
 286                 dojo.require('openils.PermaCrud');
 287                 if(!opts) opts = {};
 288                 var self = this;
 289                 opts = dojo.mixin(opts, {
 290                     async : true,
 291                     streaming : true,
 292                     onresponse : function(r) {
 293                         var item = openils.Util.readResponse(r);
 294                         self.store.newItem(item.toStoreItem());
 295                     }
 296                 });
 297                 if(search)
 298                     new openils.PermaCrud().search(this.fmClass, search, opts);
 299                 else
 300                     new openils.PermaCrud().retrieveAll(this.fmClass, opts);
 301             }
 302         }
 303     );
 304     openils.widget.AutoGrid.markupFactory = dojox.grid.DataGrid.markupFactory;
 305
 306     openils.widget.AutoGrid.defaultGetter = function(rowIndex, item) {
 307         if(!item) return '';
 308         var val = this.grid.store.getValue(item, this.field);
 309         var autoWidget = new openils.widget.AutoFieldWidget({
 310             fmClass: this.grid.fmClass,
 311             fmField: this.field,
 312             widgetValue : val,
 313         });
 314         return autoWidget.getDisplayString();
 315     }
 316 }
 317