PreviewPlugin.js
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/**
* @class Ext.ux.PreviewPlugin
* @extends Ext.AbstractPlugin
*
* The Preview enables you to show a configurable preview of a record.
*
* This plugin assumes that it has control over the features used for this
* particular grid section and may conflict with other plugins.
*
* @alias plugin.preview
* @ptype preview
*/
Ext.define('Ext.ux.PreviewPlugin', {
extend: 'Ext.AbstractPlugin',
alias: 'plugin.preview',
requires: ['Ext.grid.feature.RowBody', 'Ext.grid.feature.RowWrap'],
// private, css class to use to hide the body
hideBodyCls: 'x-grid-row-body-hidden',
/**
* @cfg {String} bodyField
* Field to display in the preview. Must be a field within the Model definition
* that the store is using.
*/
bodyField: '',
/**
* @cfg {Boolean} previewExpanded
*/
previewExpanded: true,
constructor: function(config) {
this.callParent(arguments);
var bodyField = this.bodyField,
hideBodyCls = this.hideBodyCls,
section = this.getCmp(),
features = [{
ftype: 'rowbody',
getAdditionalData: function(data, idx, record, orig, view) {
var o = Ext.grid.feature.RowBody.prototype.getAdditionalData.apply(this, arguments);
Ext.apply(o, {
rowBody: data[bodyField],
rowBodyCls: section.previewExpanded ? '' : hideBodyCls
});
return o;
}
},{
ftype: 'rowwrap'
}];
section.previewExpanded = this.previewExpanded;
if (!section.features) {
section.features = [];
}
section.features = features.concat(section.features);
},
/**
* Toggle between the preview being expanded/hidden
* @param {Boolean} expanded Pass true to expand the record and false to not show the preview.
*/
toggleExpanded: function(expanded) {
var view = this.getCmp();
this.previewExpanded = view.previewExpanded = expanded;
view.refresh();
}
});