tvheadend/vendor/ext-3.4.1/examples/grid/totals-hybrid.js

/*
This file is part of Ext JS 3.4

Copyright (c) 2011-2013 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.

Build date: 2013-04-03 15:07:25
*/
Ext.onReady(function(){

    Ext.QuickTips.init();

    var xg = Ext.grid;

    var reader = new Ext.data.JsonReader({
        idProperty:'taskId',
        fields: [
            {name: 'projectId', type: 'int'},
            {name: 'project', type: 'string'},
            {name: 'taskId', type: 'int'},
            {name: 'description', type: 'string'},
            {name: 'estimate', type: 'float'},
            {name: 'rate', type: 'float'},
            {name: 'cost', type: 'float'},
            {name: 'due', type: 'date', dateFormat:'m/d/Y'}
        ],
		// additional configuration for remote
        root:'data',
        remoteGroup:true,
        remoteSort: true
    });

    // define a custom summary function
    Ext.ux.grid.GroupSummary.Calculations['totalCost'] = function(v, record, field){
        return v + (record.data.estimate * record.data.rate);
    };

	// utilize custom extension for Hybrid Summary
    var summary = new Ext.ux.grid.HybridSummary();

    var grid = new xg.EditorGridPanel({
        ds: new Ext.data.GroupingStore({
            reader: reader,
			// use remote data
            proxy : new Ext.data.HttpProxy({
                url: 'totals-hybrid.json',
                method: 'GET'
            }),
            sortInfo: {field: 'due', direction: 'ASC'},
            groupField: 'project'
        }),

        columns: [
            {
                id: 'description',
                header: 'Task',
                width: 80,
                sortable: true,
                dataIndex: 'description',
                summaryType: 'count',
                hideable: false,
                summaryRenderer: function(v, params, data){
                    return ((v === 0 || v > 1) ? '(' + v +' Tasks)' : '(1 Task)');
                },
                editor: new Ext.form.TextField({
                   allowBlank: false
                })
            },{
                header: 'Project',
                width: 20,
                sortable: true,
                dataIndex: 'project'
            },{
                header: 'Due Date',
                width: 25,
                sortable: true,
                dataIndex: 'due',
                summaryType:'max',
                renderer: Ext.util.Format.dateRenderer('m/d/Y'),
                editor: new Ext.form.DateField({
                    format: 'm/d/Y'
                })
            },{
                header: 'Estimate',
                width: 20,
                sortable: true,
                dataIndex: 'estimate',
                summaryType:'sum',
                renderer : function(v){
                    return v +' hours';
                },
                editor: new Ext.form.NumberField({
                   allowBlank: false,
                   allowNegative: false,
                    style: 'text-align:left'
                })
            },{
                header: 'Rate',
                width: 20,
                sortable: true,
                renderer: Ext.util.Format.usMoney,
                dataIndex: 'rate',
                summaryType:'average',
                editor: new Ext.form.NumberField({
                    allowBlank: false,
                    allowNegative: false,
                    style: 'text-align:left'
                })
            },{
                id: 'cost',
                header: 'Cost',
                width: 20,
                sortable: false,
                groupable: false,
                renderer: function(v, params, record){
                    return Ext.util.Format.usMoney(record.data.estimate * record.data.rate);
                },
                dataIndex: 'cost',
                summaryType: 'totalCost',
                summaryRenderer: Ext.util.Format.usMoney
            }
        ],

        view: new Ext.grid.GroupingView({
            forceFit:true,
            showGroupName: false,
            enableNoGroups:false,
			enableGroupingMenu:false,
            hideGroupedColumn: true
        }),

        plugins: summary,

        tbar : [{
            text: 'Toggle',
            tooltip: 'Toggle the visibility of summary row',
            handler: function(){summary.toggleSummaries();}
        }],

        frame: true,
        width: 800,
        height: 450,
        clicksToEdit: 1,
        collapsible: true,
        animCollapse: false,
        trackMouseOver: false,
        //enableColumnMove: false,
        title: 'Sponsored Projects',
        iconCls: 'icon-grid',
        renderTo: document.body
    });

    grid.on('afteredit', function(){
        var groupValue = 'Ext Forms: Field Anchoring';
        summary.showSummaryMsg(groupValue, 'Updating Summary...');
        setTimeout(function(){ // simulate server call
            // HybridSummary class implements updateSummaryData
            summary.updateSummaryData(groupValue,
                // create data object based on configured dataIndex
                {description: 22, estimate: 888, rate: 888, due: new Date(), cost: 8});
        }, 2000);
    });

	// load the remote data
    grid.store.load();

});