AG-420 Improve React implementation

src/filterComponentExample/PartialMatchFilter.jsx

@@ -0,0 +1,70 @@
+import React, {Component} from "react";
+import ReactDOM from "react-dom";
+
+export default class PartialMatchFilter extends Component {
+    constructor(props) {
+        super(props);
+
+        this.state = {
+            text: ''
+        }
+        this.valueGetter = this.props.valueGetter;
+
+        this.onChange = this.onChange.bind(this);
+    }
+
+    isFilterActive() {
+        return this.state.text !== null && this.state.text !== undefined && this.state.text !== '';
+    }
+
+    doesFilterPass(params) {
+        return this.state.text.toLowerCase()
+            .split(" ")
+            .every((filterWord) => {
+                return this.valueGetter(params.node).toString().toLowerCase().indexOf(filterWord) >= 0;
+            });
+    }
+
+    getModel() {
+        return {value: this.state.text};
+    }
+
+    setModel(model) {
+        this.state.text = model ? model.value : '';
+    }
+
+    afterGuiAttached(params) {
+        this.focus();
+    }
+
+    focus() {
+        setTimeout(() => {
+            let container = ReactDOM.findDOMNode(this.refs.input);
+            if (container) {
+                container.focus();
+            }
+        })
+    }
+
+    componentMethod(message) {
+        alert(`Alert from PartialMatchFilterComponent ${message}`);
+    }
+
+    onChange(event) {
+        let newValue = event.target.value;
+        if (this.state.text !== newValue) {
+            this.setState({
+                text: newValue
+            }, () => {
+                this.props.filterChangedCallback();
+            });
+
+        }
+    }
+
+    render() {
+        return (
+            <span>Filter: <input style={{height: "20px"}} ref="input" value={this.state.text} onChange={this.onChange}/></span>
+        );
+    }
+};