Extjs Plugins <2027>

); | Method | When Called | |--------|-------------| | init(host) | After host component initialization, before rendering | | destroy() | When host component is destroyed (cleanup) | | enable() / disable() | If plugin supports enabling/disabling | | setConfig() | For dynamic reconfiguration |

Start with built-in plugins, then gradually create custom plugins for cross-cutting concerns like validation, debugging, animations, or custom UI enhancements. extjs plugins

init: function(host) this.host = host; // Add event listeners if (this.getLogEvents()) host.on( afterrender: this.onHostRender, destroy: this.onHostDestroy, scope: this ); , ); | Method | When Called | |--------|-------------|

init: function(grid) this.grid = grid; grid.addCls('grid-with-expander'); // Add a new column for expand/collapse grid.reconfigure(grid.getStore(), [ xtype: 'actioncolumn', width: 30, items: [ iconCls: 'x-fa fa-plus', handler: this.toggleRow.bind(this) ] ].concat(grid.getColumns())); if (this.getExpandOnDblClick()) grid.on('itemdblclick', this.onItemDblClick, this); , scope: this )

); Ext.define('MyApp.plugin.Clearable', extend: 'Ext.plugin.Abstract', alias: 'plugin.clearable', init: function(field) this.field = field; field.on('afterrender', this.addClearButton, this); ,