3 * Copyright(c) 2006-2009 Ext JS, LLC
5 * http://www.extjs.com/license
7 // A DropZone which cooperates with DragZones whose dragData contains
\r
8 // a "field" property representing a form Field. Fields may be dropped onto
\r
9 // grid data cells containing a matching data type.
\r
10 Ext.ux.CellFieldDropZone = Ext.extend(Ext.dd.DropZone, {
\r
11 constructor: function(){},
\r
13 // Call the DropZone constructor using the View's scrolling element
\r
14 // only after the grid has been rendered.
\r
15 init: function(grid) {
\r
16 if (grid.rendered) {
\r
18 this.view = grid.getView();
\r
19 this.store = grid.getStore();
\r
20 Ext.ux.CellFieldDropZone.superclass.constructor.call(this, this.view.scroller);
\r
22 grid.on('render', this.init, this);
\r
26 // Scroll the main configured Element when we drag close to the edge
\r
27 containerScroll: true,
\r
29 getTargetFromEvent: function(e) {
\r
30 // Ascertain whether the mousemove is within a grid cell
\r
31 var t = e.getTarget(this.view.cellSelector);
\r
34 // We *are* within a grid cell, so ask the View exactly which one,
\r
35 // Extract data from the Model to create a target object for
\r
36 // processing in subsequent onNodeXXXX methods. Note that the target does
\r
37 // not have to be a DOM element. It can be whatever the noNodeXXX methods are
\r
38 // programmed to expect.
\r
39 var rowIndex = this.view.findRowIndex(t);
\r
40 var columnIndex = this.view.findCellIndex(t);
\r
41 if ((rowIndex !== false) && (columnIndex !== false)) {
\r
44 record: this.store.getAt(rowIndex),
\r
45 fieldName: this.grid.getColumnModel().getDataIndex(columnIndex)
\r
51 // On Node enter, see if it is valid for us to drop the field on that type of column.
\r
52 onNodeEnter: function(target, dd, e, dragData) {
\r
58 // Check that a field is being dragged.
\r
59 var f = dragData.field;
\r
64 // Check whether the data type of the column being dropped on accepts the
\r
65 // dragged field type. If so, set dropOK flag, and highlight the target node.
\r
66 var type = target.record.fields.get(target.fieldName).type;
\r
70 if (!f.isXType('numberfield')) {
\r
75 if (!f.isXType('datefield')) {
\r
80 if (!f.isXType('checkbox')) {
\r
85 Ext.fly(target.node).addClass('x-drop-target-active');
\r
88 // Return the class name to add to the drag proxy. This provides a visual indication
\r
89 // of drop allowed or not allowed.
\r
90 onNodeOver: function(target, dd, e, dragData) {
\r
91 return this.dropOK ? this.dropAllowed : this.dropNotAllowed;
\r
94 // nhighlight the target node.
\r
95 onNodeOut: function(target, dd, e, dragData) {
\r
96 Ext.fly(target.node).removeClass('x-drop-target-active');
\r
99 // Process the drop event if we have previously ascertained that a drop is OK.
\r
100 onNodeDrop: function(target, dd, e, dragData) {
\r
102 target.record.set(target.fieldName, dragData.field.getValue());
\r
108 // A class which makes Fields within a Panel draggable.
\r
109 // the dragData delivered to a coooperating DropZone's methods contains
\r
110 // the dragged Field in the property "field".
\r
111 Ext.ux.PanelFieldDragZone = Ext.extend(Ext.dd.DragZone, {
\r
112 constructor: function(){},
\r
114 // Call the DRagZone's constructor. The Panel must have been rendered.
\r
115 init: function(panel) {
\r
116 if (panel.nodeType) {
\r
117 Ext.ux.PanelFieldDragZone.superclass.init.apply(this, arguments);
\r
119 if (panel.rendered) {
\r
120 Ext.ux.PanelFieldDragZone.superclass.constructor.call(this, panel.getEl());
\r
121 var i = Ext.fly(panel.getEl()).select('input');
\r
124 panel.on('afterlayout', this.init, this, {single: true});
\r
131 // On mousedown, we ascertain whether it is on one of our draggable Fields.
\r
132 // If so, we collect data about the draggable object, and return a drag data
\r
133 // object which contains our own data, plus a "ddel" property which is a DOM
\r
134 // node which provides a "view" of the dragged data.
\r
135 getDragData: function(e) {
\r
136 var t = e.getTarget('input');
\r
140 // Ugly code to "detach" the drag gesture from the input field.
\r
141 // Without this, Opera never changes the mouseover target from the input field
\r
142 // even when dragging outside of the field - it just keeps selecting.
\r
144 Ext.fly(t).on('mousemove', function(e1){
\r
145 t.style.visibility = 'hidden';
\r
147 t.style.visibility = '';
\r
149 }, null, {single:true});
\r
152 // Get the data we are dragging: the Field
\r
153 // create a ddel for the drag proxy to display
\r
154 var f = Ext.getCmp(t.id);
\r
155 var d = document.createElement('div');
\r
156 d.className = 'x-form-text';
\r
157 d.appendChild(document.createTextNode(t.value));
\r
158 Ext.fly(d).setWidth(f.getEl().getWidth());
\r
166 // The coordinates to slide the drag proxy back to on failed drop.
\r
167 getRepairXY: function() {
\r
168 return this.dragData.field.getEl().getXY();
\r
172 Ext.onReady(function(){
\r
175 ['3m Co',71.72,0.02,0.03,'9/1 12:00am'],
\r
176 ['Alcoa Inc',29.01,0.42,1.47,'9/1 12:00am'],
\r
177 ['Altria Group Inc',83.81,0.28,0.34,'9/1 12:00am'],
\r
178 ['American Express Company',52.55,0.01,0.02,'9/1 12:00am'],
\r
179 ['American International Group, Inc.',64.13,0.31,0.49,'9/1 12:00am'],
\r
180 ['AT&T Inc.',31.61,-0.48,-1.54,'9/1 12:00am'],
\r
181 ['Boeing Co.',75.43,0.53,0.71,'9/1 12:00am'],
\r
182 ['Caterpillar Inc.',67.27,0.92,1.39,'9/1 12:00am'],
\r
183 ['Citigroup, Inc.',49.37,0.02,0.04,'9/1 12:00am'],
\r
184 ['E.I. du Pont de Nemours and Company',40.48,0.51,1.28,'9/1 12:00am'],
\r
185 ['Exxon Mobil Corp',68.1,-0.43,-0.64,'9/1 12:00am'],
\r
186 ['General Electric Company',34.14,-0.08,-0.23,'9/1 12:00am'],
\r
187 ['General Motors Corporation',30.27,1.09,3.74,'9/1 12:00am'],
\r
188 ['Hewlett-Packard Co.',36.53,-0.03,-0.08,'9/1 12:00am'],
\r
189 ['Honeywell Intl Inc',38.77,0.05,0.13,'9/1 12:00am'],
\r
190 ['Intel Corporation',19.88,0.31,1.58,'9/1 12:00am'],
\r
191 ['International Business Machines',81.41,0.44,0.54,'9/1 12:00am'],
\r
192 ['Johnson & Johnson',64.72,0.06,0.09,'9/1 12:00am'],
\r
193 ['JP Morgan & Chase & Co',45.73,0.07,0.15,'9/1 12:00am'],
\r
194 ['McDonald\'s Corporation',36.76,0.86,2.40,'9/1 12:00am'],
\r
195 ['Merck & Co., Inc.',40.96,0.41,1.01,'9/1 12:00am'],
\r
196 ['Microsoft Corporation',25.84,0.14,0.54,'9/1 12:00am'],
\r
197 ['Pfizer Inc',27.96,0.4,1.45,'9/1 12:00am'],
\r
198 ['The Coca-Cola Company',45.07,0.26,0.58,'9/1 12:00am'],
\r
199 ['The Home Depot, Inc.',34.64,0.35,1.02,'9/1 12:00am'],
\r
200 ['The Procter & Gamble Company',61.91,0.01,0.02,'9/1 12:00am'],
\r
201 ['United Technologies Corporation',63.26,0.55,0.88,'9/1 12:00am'],
\r
202 ['Verizon Communications',35.57,0.39,1.11,'9/1 12:00am'],
\r
203 ['Wal-Mart Stores, Inc.',45.45,0.73,1.63,'9/1 12:00am']
\r
206 // example of custom renderer function
\r
207 function change(val){
\r
209 return '<span style="color:green;">' + val + '</span>';
\r
211 return '<span style="color:red;">' + val + '</span>';
\r
216 // example of custom renderer function
\r
217 function pctChange(val){
\r
219 return '<span style="color:green;">' + val + '%</span>';
\r
221 return '<span style="color:red;">' + val + '%</span>';
\r
226 // create the data store
\r
227 var store = new Ext.data.ArrayStore({
\r
230 {name: 'price', type: 'float'},
\r
231 {name: 'change', type: 'float'},
\r
232 {name: 'pctChange', type: 'float'},
\r
233 {name: 'lastChange', type: 'date', dateFormat: 'n/j h:ia'}
\r
236 store.loadData(myData);
\r
238 var helpWindow = new Ext.Window({
\r
239 title: 'Source code',
\r
242 closeAction: 'hide',
\r
243 bodyCfg: {tag: 'textarea', readonly: true},
\r
245 backgroundColor: 'white',
\r
250 render: function(w) {
\r
252 url: 'field-to-grid-dd.js',
\r
253 success: function(r) {
\r
254 w.body.dom.value = r.responseText;
\r
262 var grid = new Ext.grid.GridPanel({
\r
265 {id:'company',header: "Company", width: 160, sortable: true, dataIndex: 'company'},
\r
266 {header: "Price", width: 75, sortable: true, renderer: 'usMoney', dataIndex: 'price'},
\r
267 {header: "Change", width: 75, sortable: true, renderer: change, dataIndex: 'change'},
\r
268 {header: "% Change", width: 75, sortable: true, renderer: pctChange, dataIndex: 'pctChange'},
\r
269 {header: "Last Updated", width: 85, sortable: true, renderer: Ext.util.Format.dateRenderer('m/d/Y'), dataIndex: 'lastChange'}
\r
271 plugins: new Ext.ux.CellFieldDropZone(),
\r
273 autoExpandColumn: 'company',
\r
276 title:'Array Grid',
\r
277 bbar: new Ext.PagingToolbar({
\r
279 text: 'View Source',
\r
280 handler: function() {
\r
289 grid.render('grid-example');
\r
290 grid.getSelectionModel().selectFirstRow();
\r
292 var f = new Ext.Panel({
\r
296 plugins: new Ext.ux.PanelFieldDragZone(),
\r
298 'margin-top': '10px'
\r
302 xtype: 'textfield',
\r
303 fieldLabel: 'Drag this text',
\r
306 xtype: 'numberfield',
\r
307 fieldLabel: 'Drag this number',
\r
310 xtype: 'datefield',
\r
311 fieldLabel: 'Drag this date',
\r
314 renderTo: Ext.getBody()
\r