Files
ag-grid-react-example/src-standard/MyReactHeaderComponent.jsx
2017-02-07 10:00:52 +00:00

76 lines
2.6 KiB
JavaScript

import React from 'react';
// Header component to be used as default for all the columns.
export default class MyReactHeaderComponent extends React.Component {
constructor(props) {
super(props);
this.props.column.addEventListener('sortChanged', this.onSortChanged.bind(this));
//The state of this component contains the current sort state of this column
//The possible values are: 'asc', 'desc' and ''
this.state = {
sorted: ''
}
}
render() {
let sortElements = [];
if (this.props.enableSorting){
let downArrowClass = "customSortDownLabel " + (this.state.sorted === 'desc' ? " active" : "");
let upArrowClass = "customSortUpLabel " + (this.state.sorted === 'asc' ? " active" : "");
let removeArrowClass = "customSortRemoveLabel " + (this.state.sorted === '' ? " active" : "");
sortElements.push(<div className={downArrowClass} onClick={this.onSortRequested.bind(this, 'desc')}><i className="fa fa-long-arrow-down"/></div>)
sortElements.push(<div className={upArrowClass} onClick={this.onSortRequested.bind(this, 'asc')}><i className="fa fa-long-arrow-up"/></div>)
sortElements.push(<div className={removeArrowClass} onClick={this.onSortRequested.bind(this, '')}><i className="fa fa-times"/></div>)
}
let menuButton = null;
if (this.props.enableMenu){
menuButton = <div ref="menuButton" className="customHeaderMenuButton" onClick={this.onMenuClick.bind(this)}><i className={"fa " + this.props.menuIcon}/></div>
}
return <div>
{menuButton}
<div className="customHeaderLabel">{this.props.displayName}</div>
{sortElements}
</div>
}
onSortRequested (order, event) {
this.props.setSort (order, event.shiftKey);
};
onSortChanged (){
if (this.props.column.isSortAscending()){
this.setState({
sorted: 'asc'
})
} else if (this.props.column.isSortDescending()){
this.setState({
sorted: 'desc'
})
} else {
this.setState({
sorted: ''
})
}
};
onMenuClick (){
this.props.showColumnMenu (this.refs.menuButton);
};
}
// the grid will always pass in one props called 'params',
// which is the grid passing you the params for the cellRenderer.
// this piece is optional. the grid will always pass the 'params'
// props, so little need for adding this validation meta-data.
MyReactHeaderComponent.propTypes = {
params: React.PropTypes.object
};