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
  76                     if(!this.showSequenceFields && field.name == this.fmIDL.pkey && this.fmIDL.pkey_sequence)
  77                         continue;
  78                     var entry = existing.filter(function(i){return (i.field == field.name)})[0];
  79                     if(entry) entry.name = field.label;
  80                     else entry = {field:field.name, name:field.label};
  81                     pushEntry(entry);
  82                 }
  83
  84                 return [{cells: [fields]}];
  85             },
  86
  87             _applySingleEditStyle : function() {
  88                 this.onMouseOverRow = function(e) {};
  89                 this.onMouseOutRow = function(e) {};
  90                 this.onCellFocus = function(cell, rowIndex) {
  91                     this.selection.deselectAll();
  92                     this.selection.select(this.focus.rowIndex);
  93                 };
  94             },
  95
  96             /* capture keydown and launch edit dialog on enter */
  97             _applyEditOnEnter : function() {
  98                 this._applySingleEditStyle();
  99
 100                 dojo.connect(this, 'onRowDblClick',
 101                     function(e) {
 102                         if(this.editStyle == 'pane')
 103                             this._drawEditPane(this.selection.getFirstSelected(), this.focus.rowIndex);
 104                         else
 105                             this._drawEditDialog(this.selection.getFirstSelected(), this.focus.rowIndex);
 106                     }
 107                 );
 108
 109                 dojo.connect(this, 'onKeyDown',
 110                     function(e) {
 111                         if(e.keyCode == dojo.keys.ENTER) {
 112                             this.selection.deselectAll();
 113                             this.selection.select(this.focus.rowIndex);
 114                             if(this.editStyle == 'pane')
 115                                 this._drawEditPane(this.selection.getFirstSelected(), this.focus.rowIndex);
 116                             else
 117                                 this._drawEditDialog(this.selection.getFirstSelected(), this.focus.rowIndex);
 118                         }
 119                     }
 120                 );
 121             },
 122
 123             _makeEditPane : function(storeItem, rowIndex, onPostSubmit, onCancel) {
 124                 var grid = this;
 125                 var fmObject = new fieldmapper[this.fmClass]().fromStoreItem(storeItem);
 126                 var idents = grid.store.getIdentityAttributes();
 127
 128                 var pane = new openils.widget.EditPane({
 129                     fmObject:fmObject,
 130                     overrideWidgets : this.overrideEditWidgets,
 131                     overrideWidgetClass : this.overrideEditWidgetClass,
 132                     onPostSubmit : function() {
 133                         for(var i in fmObject._fields) {
 134                             var field = fmObject._fields[i];
 135                             if(idents.filter(function(j){return (j == field)})[0])
 136                                 continue; // don't try to edit an identifier field
 137                             grid.store.setValue(storeItem, field, fmObject[field]());
 138                         }
 139                         if(self.onPostUpdate)
 140                             self.onPostUpdate(storeItem, rowIndex);
 141                         setTimeout(
 142                             function(){
 143                                 try {
 144                                     grid.views.views[0].getCellNode(rowIndex, 0).focus();
 145                                 } catch (E) {}
 146                             },200
 147                         );
 148                         if(onPostSubmit) onPostSubmit();
 149                     },
 150                     onCancel : function() {
 151                         setTimeout(function(){
 152                             grid.views.views[0].getCellNode(rowIndex, 0).focus();},200);
 153                         if(onCancel) onCancel();
 154                     }
 155                 });
 156
 157                 pane.fieldOrder = this.fieldOrder;
 158                 pane.mode = 'update';
 159                 return pane;
 160             },
 161
 162             _makeCreatePane : function(onPostSubmit, onCancel) {
 163                 var grid = this;
 164                 var pane = new openils.widget.EditPane({
 165                     fmClass : this.fmClass,
 166                     overrideWidgets : this.overrideEditWidgets,
 167                     overrideWidgetClass : this.overrideEditWidgetClass,
 168                     onPostSubmit : function(r) {
 169                         var fmObject = openils.Util.readResponse(r);
 170                         if(fmObject)
 171                             grid.store.newItem(fmObject.toStoreItem());
 172                         if(grid.onPostCreate)
 173                             grid.onPostCreate(fmObject);
 174                         setTimeout(function(){
 175                             try {
 176                                 grid.selection.select(grid.rowCount-1);
 177                                 grid.views.views[0].getCellNode(grid.rowCount-1, 1).focus();
 178                             } catch (E) {}
 179                         },200);
 180                         if(onPostSubmit)
 181                             onPostSubmit();
 182                     },
 183                     onCancel : function() {
 184                         if(onCancel) onCancel();
 185                     }
 186                 });
 187                 pane.fieldOrder = this.fieldOrder;
 188                 pane.mode = 'create';
 189                 return pane;
 190             },
 191
 192
 193             _drawEditDialog : function(storeItem, rowIndex) {
 194                 var self = this;
 195                 var done = function() { self.hideDialog(); };
 196                 var pane = this._makeEditPane(storeItem, rowIndex, done, done);
 197                 this.editDialog = new openils.widget.EditDialog({editPane:pane});
 198                 this.editDialog.startup();
 199                 this.editDialog.show();
 200             },
 201
 202             showCreateDialog : function() {
 203                 var self = this;
 204                 var done = function() { self.hideDialog(); };
 205                 var pane = this._makeCreatePane(done, done);
 206                 this.editDialog = new openils.widget.EditDialog({editPane:pane});
 207                 this.editDialog.startup();
 208                 this.editDialog.show();
 209             },
 210
 211             _drawEditPane : function(storeItem, rowIndex) {
 212                 var self = this;
 213                 var done = function() { self.hidePane(); };
 214                 this.editPane = this._makeEditPane(storeItem, rowIndex, done, done);
 215                 this.editPane.startup();
 216                 this.domNode.parentNode.insertBefore(this.editPane.domNode, this.domNode);
 217                 dojo.style(this.domNode, 'display', 'none');
 218             },
 219
 220             showCreatePane : function() {
 221                 var self = this;
 222                 var done = function() { self.hidePane(); };
 223                 this.editPane = this._makeCreatePane(done, done);
 224                 this.editPane.startup();
 225                 this.domNode.parentNode.insertBefore(this.editPane.domNode, this.domNode);
 226                 dojo.style(this.domNode, 'display', 'none');
 227             },
 228
 229             hideDialog : function() {
 230                 this.editDialog.hide();
 231                 this.editDialog.destroy();
 232                 delete this.editDialog;
 233             },
 234
 235             hidePane : function() {
 236                 this.domNode.parentNode.removeChild(this.editPane.domNode);
 237                 this.editPane.destroy();
 238                 delete this.editPane;
 239                 dojo.style(this.domNode, 'display', 'block');
 240             },
 241
 242             resetStore : function() {
 243                 this.setStore(this.buildAutoStore());
 244             },
 245
 246             loadAll : function(opts, search) {
 247                 dojo.require('openils.PermaCrud');
 248                 if(!opts) opts = {};
 249                 var self = this;
 250                 opts = dojo.mixin(opts, {
 251                     async : true,
 252                     streaming : true,
 253                     onresponse : function(r) {
 254                         var item = openils.Util.readResponse(r);
 255                         self.store.newItem(item.toStoreItem());
 256                     }
 257                 });
 258                 if(search)
 259                     new openils.PermaCrud().search(this.fmClass, search, opts);
 260                 else
 261                     new openils.PermaCrud().retrieveAll(this.fmClass, opts);
 262             }
 263         }
 264     );
 265     openils.widget.AutoGrid.markupFactory = dojox.grid.DataGrid.markupFactory;
 266
 267     openils.widget.AutoGrid.defaultGetter = function(rowIndex, item) {
 268         if(!item) return '';
 269         var val = this.grid.store.getValue(item, this.field);
 270         var autoWidget = new openils.widget.AutoFieldWidget({
 271             fmClass: this.grid.fmClass,
 272             fmField: this.field,
 273             widgetValue : val,
 274         });
 275         return autoWidget.getDisplayString();
 276     }
 277 }
 278