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var FlowRow = React.createClass({
render: function () {
var flow = this.props.flow;
var columns = this.props.columns.map(function (Column) {
return <Column key={Column.displayName} flow={flow}/>;
}.bind(this));
var className = "";
if (this.props.selected) {
className += "selected";
}
return (
<tr className={className} onClick={this.props.selectFlow.bind(null, flow)}>
{columns}
</tr>);
},
shouldComponentUpdate: function (nextProps) {
return true;
// Further optimization could be done here
// by calling forceUpdate on flow updates, selection changes and column changes.
//return (
//(this.props.columns.length !== nextProps.columns.length) ||
//(this.props.selected !== nextProps.selected)
//);
}
});
var FlowTableHead = React.createClass({
render: function () {
var columns = this.props.columns.map(function (column) {
return column.renderTitle();
}.bind(this));
return <thead>
<tr>{columns}</tr>
</thead>;
}
});
var ROW_HEIGHT = 32;
var FlowTable = React.createClass({
mixins: [StickyHeadMixin, AutoScrollMixin, VirtualScrollMixin],
getInitialState: function () {
return {
columns: all_columns
};
},
componentWillMount: function () {
if (this.props.view) {
this.props.view.addListener("add update remove recalculate", this.onChange);
}
},
componentWillReceiveProps: function (nextProps) {
if (nextProps.view !== this.props.view) {
if (this.props.view) {
this.props.view.removeListener("add update remove recalculate");
}
nextProps.view.addListener("add update remove recalculate", this.onChange);
}
},
getDefaultProps: function () {
return {
rowHeight: ROW_HEIGHT
};
},
onScrollFlowTable: function () {
this.adjustHead();
this.onScroll();
},
onChange: function () {
this.forceUpdate();
},
scrollIntoView: function (flow) {
this.scrollRowIntoView(
this.props.view.index(flow),
this.refs.body.getDOMNode().offsetTop
);
},
renderRow: function (flow) {
var selected = (flow === this.props.selected);
return <FlowRow key={flow.id}
ref={flow.id}
flow={flow}
columns={this.state.columns}
selected={selected}
selectFlow={this.props.selectFlow}
/>;
},
render: function () {
//console.log("render flowtable", this.state.start, this.state.stop, this.props.selected);
var flows = this.props.view ? this.props.view.list : [];
var rows = this.renderRows(flows);
return (
<div className="flow-table" onScroll={this.onScrollFlowTable}>
<table>
<FlowTableHead ref="head"
columns={this.state.columns}/>
<tbody ref="body">
{ this.getPlaceholderTop(flows.length) }
{rows}
{ this.getPlaceholderBottom(flows.length) }
</tbody>
</table>
</div>
);
}
});
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