Ext-JS Question:
Tell me how to handle event for a extjs component?
Answer:
a. using listeners config object.
For ex for grid events : listeners: {rowclick: gridRowClickHandler,rowdblclick: gridRowDoubleClickHandler}
b. using addListener( String eventName, Function handler, [Object scope], [Object options] ) : void
Appends an event handler to this component
c. using on( String eventName, Function handler, [Object scope], [Object options] ) : void
Appends an event handler to this element (shorthand for addListener)
For ex: store.on( "datachanged", function( store ){ ..... });
For ex for grid events : listeners: {rowclick: gridRowClickHandler,rowdblclick: gridRowDoubleClickHandler}
b. using addListener( String eventName, Function handler, [Object scope], [Object options] ) : void
Appends an event handler to this component
c. using on( String eventName, Function handler, [Object scope], [Object options] ) : void
Appends an event handler to this element (shorthand for addListener)
For ex: store.on( "datachanged", function( store ){ ..... });
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