/ext-4.0.7/examples/menu/action-grid.js

/*

This file is part of Ext JS 4

Copyright (c) 2011 Sencha Inc

Contact:  http://www.sencha.com/contact

GNU General Public License Usage
This file may be used under the terms of the GNU General Public License version 3.0 as published by the Free Software Foundation and appearing in the file LICENSE included in the packaging of this file.  Please review the following information to ensure the GNU General Public License version 3.0 requirements will be met: http://www.gnu.org/copyleft/gpl.html.

If you are unsure which license is appropriate for your use, please contact the sales department at http://www.sencha.com/contact.

*/
Ext.require([
    'Ext.grid.*',
    'Ext.data.*',
    'Ext.util.*',
    'Ext.Action'
]);

Ext.onReady(function() {
    Ext.QuickTips.init();

    // sample static data for the store
    var myData = [
        ['3m Co',                               71.72, 0.02,  0.03,  '9/1 12:00am'],
        ['Alcoa Inc',                           29.01, 0.42,  1.47,  '9/1 12:00am'],
        ['Altria Group Inc',                    83.81, 0.28,  0.34,  '9/1 12:00am'],
        ['American Express Company',            52.55, 0.01,  0.02,  '9/1 12:00am'],
        ['American International Group, Inc.',  64.13, 0.31,  0.49,  '9/1 12:00am'],
        ['AT&T Inc.',                           31.61, -0.48, -1.54, '9/1 12:00am'],
        ['Boeing Co.',                          75.43, 0.53,  0.71,  '9/1 12:00am'],
        ['Caterpillar Inc.',                    67.27, 0.92,  1.39,  '9/1 12:00am'],
        ['Citigroup, Inc.',                     49.37, 0.02,  0.04,  '9/1 12:00am'],
        ['E.I. du Pont de Nemours and Company', 40.48, 0.51,  1.28,  '9/1 12:00am'],
        ['Exxon Mobil Corp',                    68.1,  -0.43, -0.64, '9/1 12:00am'],
        ['General Electric Company',            34.14, -0.08, -0.23, '9/1 12:00am'],
        ['General Motors Corporation',          30.27, 1.09,  3.74,  '9/1 12:00am'],
        ['Hewlett-Packard Co.',                 36.53, -0.03, -0.08, '9/1 12:00am'],
        ['Honeywell Intl Inc',                  38.77, 0.05,  0.13,  '9/1 12:00am'],
        ['Intel Corporation',                   19.88, 0.31,  1.58,  '9/1 12:00am'],
        ['International Business Machines',     81.41, 0.44,  0.54,  '9/1 12:00am'],
        ['Johnson & Johnson',                   64.72, 0.06,  0.09,  '9/1 12:00am'],
        ['JP Morgan & Chase & Co',              45.73, 0.07,  0.15,  '9/1 12:00am'],
        ['McDonald\'s Corporation',             36.76, 0.86,  2.40,  '9/1 12:00am'],
        ['Merck & Co., Inc.',                   40.96, 0.41,  1.01,  '9/1 12:00am'],
        ['Microsoft Corporation',               25.84, 0.14,  0.54,  '9/1 12:00am'],
        ['Pfizer Inc',                          27.96, 0.4,   1.45,  '9/1 12:00am'],
        ['The Coca-Cola Company',               45.07, 0.26,  0.58,  '9/1 12:00am'],
        ['The Home Depot, Inc.',                34.64, 0.35,  1.02,  '9/1 12:00am'],
        ['The Procter & Gamble Company',        61.91, 0.01,  0.02,  '9/1 12:00am'],
        ['United Technologies Corporation',     63.26, 0.55,  0.88,  '9/1 12:00am'],
        ['Verizon Communications',              35.57, 0.39,  1.11,  '9/1 12:00am'],
        ['Wal-Mart Stores, Inc.',               45.45, 0.73,  1.63,  '9/1 12:00am']
    ];

    /**
     * Custom function used for column renderer
     * @param {Object} val
     */
    function change(val) {
        if (val > 0) {
            return '<span style="color:green;">' + val + '</span>';
        } else if (val < 0) {
            return '<span style="color:red;">' + val + '</span>';
        }
        return val;
    }

    /**
     * Custom function used for column renderer
     * @param {Object} val
     */
    function pctChange(val) {
        if (val > 0) {
            return '<span style="color:green;">' + val + '%</span>';
        } else if (val < 0) {
            return '<span style="color:red;">' + val + '%</span>';
        }
        return val;
    }

    // create the data store
    var store = Ext.create('Ext.data.ArrayStore', {
        fields: [
           {name: 'company'},
           {name: 'price',      type: 'float'},
           {name: 'change',     type: 'float'},
           {name: 'pctChange',  type: 'float'},
           {name: 'lastChange', type: 'date', dateFormat: 'n/j h:ia'}
        ],
        data: myData
    });

    var sellAction = Ext.create('Ext.Action', {
        icon   : '../shared/icons/fam/delete.gif',  // Use a URL in the icon config
        text: 'Sell stock',
        disabled: true,
        handler: function(widget, event) {
            var rec = grid.getSelectionModel().getSelection()[0];
            if (rec) {
                alert("Sell " + rec.get('company'));
            } else {
                alert('Please select a company from the grid');
            }
        }
    });
    var buyAction = Ext.create('Ext.Action', {
        iconCls: 'buy-button',
        text: 'Buy stock',
        disabled: true,
        handler: function(widget, event) {
            var rec = grid.getSelectionModel().getSelection()[0];
            if (rec) {
                alert("Buy " + rec.get('company'));
            } else {
                alert('Please select a company from the grid');
            }
        }
    });

    var contextMenu = Ext.create('Ext.menu.Menu', {
        items: [
            buyAction,
            sellAction
        ]
    });

    // create the Grid
    var grid = Ext.create('Ext.grid.Panel', {
        store: store,
        columnLines: true,
        columns: [
            {
                text     : 'Company',
                flex     : 1,
                sortable : false,
                dataIndex: 'company'
            },
            {
                text     : 'Price',
                width    : 75,
                sortable : true,
                renderer : 'usMoney',
                dataIndex: 'price'
            },
            {
                text     : 'Change',
                width    : 75,
                sortable : true,
                renderer : change,
                dataIndex: 'change'
            },
            {
                text     : '% Change',
                width    : 75,
                sortable : true,
                renderer : pctChange,
                dataIndex: 'pctChange'
            },
            {
                text     : 'Last Updated',
                width    : 85,
                sortable : true,
                renderer : Ext.util.Format.dateRenderer('m/d/Y'),
                dataIndex: 'lastChange'
            }
        ],
        dockedItems: [{
            xtype: 'toolbar',
            items: [
                buyAction, sellAction
            ]
        }],
        viewConfig: {
            stripeRows: true,
            listeners: {
                itemcontextmenu: function(view, rec, node, index, e) {
                    e.stopEvent();
                    contextMenu.showAt(e.getXY());
                    return false;
                }
            }
        },
        height: 350,
        width: 600,
        title: 'Action Grid',
        renderTo: 'grid-example',
        stateful: false
    });

    grid.getSelectionModel().on({
        selectionchange: function(sm, selections) {
            if (selections.length) {
                buyAction.enable();
                sellAction.enable();
            } else {
                buyAction.disable();
                sellAction.disable();
            }
        }
    });
});