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/ext-4.0.7/examples/ux/grid/TransformGrid.js

https://bitbucket.org/srogerf/javascript
JavaScript | 114 lines | 73 code | 12 blank | 29 comment | 9 complexity | 55e20b3ecd25d39890efb13c5c859e02 MD5 | raw file
  1/*
  2
  3This file is part of Ext JS 4
  4
  5Copyright (c) 2011 Sencha Inc
  6
  7Contact:  http://www.sencha.com/contact
  8
  9GNU General Public License Usage
 10This 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.
 11
 12If you are unsure which license is appropriate for your use, please contact the sales department at http://www.sencha.com/contact.
 13
 14*/
 15/**
 16 * @class Ext.ux.grid.TransformGrid
 17 * @extends Ext.grid.Panel
 18 * A Grid which creates itself from an existing HTML table element.
 19 * @history
 20 * 2007-03-01 Original version by Nige "Animal" White
 21 * 2007-03-10 jvs Slightly refactored to reuse existing classes * @constructor
 22 * @param {String/HTMLElement/Ext.Element} table The table element from which this grid will be created -
 23 * The table MUST have some type of size defined for the grid to fill. The container will be
 24 * automatically set to position relative if it isn't already.
 25 * @param {Object} config A config object that sets properties on this grid and has two additional (optional)
 26 * properties: fields and columns which allow for customizing data fields and columns for this grid.
 27 */
 28Ext.define('Ext.ux.grid.TransformGrid', {
 29    extend: 'Ext.grid.Panel',
 30
 31    constructor: function(table, config) {
 32        config = Ext.apply({}, config);
 33        table = this.table = Ext.get(table);
 34
 35        var configFields = config.fields || [],
 36            configColumns = config.columns || [],
 37            fields = [],
 38            cols = [],
 39            ct = table.insertSibling(),
 40            headers = table.query("thead th"),
 41            i = 0,
 42            len = headers.length,
 43            data = table.dom,
 44            width,
 45            height,
 46            store,
 47            col,
 48            text,
 49            name;
 50
 51        for (; i < len; ++i) {
 52            col = headers[i];
 53
 54            text = col.innerHTML;
 55            name = 'tcol-' + i;
 56
 57            fields.push(Ext.applyIf(configFields[i] || {}, {
 58                name: name,
 59                mapping: 'td:nth(' + (i + 1) + ')/@innerHTML'
 60            }));
 61
 62            cols.push(Ext.applyIf(configColumns[i] || {}, {
 63                text: text,
 64                dataIndex: name,
 65                width: col.offsetWidth,
 66                tooltip: col.title,
 67                sortable: true
 68            }));
 69        }
 70
 71        if (config.width) {
 72            width = config.width;
 73        } else {
 74            width = table.getWidth() + 1;
 75        }
 76
 77        if (config.height) {
 78            height = config.height;
 79        }
 80
 81        if (config.remove !== false) {
 82            // Don't use table.remove() as that destroys the row/cell data in the table in
 83            // IE6-7 so it cannot be read by the data reader.
 84            data.parentNode.removeChild(data);
 85        }
 86
 87
 88        Ext.applyIf(config, {
 89            store: {
 90                data: data,
 91                fields: fields,
 92                proxy: {
 93                    type: 'memory',
 94                    reader: {
 95                        record: 'tbody tr',
 96                        type: 'xml'
 97                    }
 98                }
 99            },
100            columns: cols,
101            width: width,
102            autoHeight: height ? false : true,
103            height: height,
104            el: ct
105        });
106        this.callParent([config]);
107    },
108
109    onDestroy: function() {
110        this.callParent();
111        this.table.remove();
112        delete this.table;
113    }
114});