57 lines
No EOL
1.6 KiB
JavaScript
57 lines
No EOL
1.6 KiB
JavaScript
var Header = React.createClass({
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getInitialState: function() {
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return {
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title: "LBRY",
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isScrolled: false
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};
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},
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componentWillMount: function() {
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new MutationObserver(function(mutations) {
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this.setState({ title: mutations[0].target.textContent });
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}.bind(this)).observe(
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document.querySelector('title'),
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{ subtree: true, characterData: true, childList: true }
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);
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},
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componentDidMount: function() {
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document.addEventListener('scroll', this.handleScroll);
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},
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componentWillUnmount: function() {
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document.removeEventListener('scroll', this.handleScroll);
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if (this.userTypingTimer)
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{
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clearTimeout(this.userTypingTimer);
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}
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},
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handleScroll: function() {
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this.setState({
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isScrolled: event.srcElement.body.scrollTop > 0
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});
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},
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onQueryChange: function(event) {
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if (this.userTypingTimer)
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{
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clearTimeout(this.userTypingTimer);
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}
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//@TODO: Switch to React.js timing
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var searchTerm = event.target.value;
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this.userTypingTimer = setTimeout(() => {
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this.props.onSearch(searchTerm);
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}, 800); // 800ms delay, tweak for faster/slower
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},
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render: function() {
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return (
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<header id="header" className={this.state.isScrolled ? 'header-scrolled' : 'header-unscrolled'}>
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<Link onClick={this.props.onOpenDrawer} icon="icon-bars" className="open-drawer-link" />
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<h1>{ this.state.title }</h1>
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<div className="header-search">
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<input type="search" onChange={this.onQueryChange}
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placeholder="Find movies, music, games, and more"/>
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</div>
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</header>
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);
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}
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}); |