AG-420 Improve React implementation

src/dynamicComponentExample/ChildMessageRenderer.jsx

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+import React, {Component} from "react";
+
+export default class ChildMessageRenderer extends Component {
+    constructor(props) {
+        super(props);
+
+        this.invokeParentMethod = this.invokeParentMethod.bind(this);
+    }
+
+    invokeParentMethod() {
+        this.props.context.componentParent.methodFromParent(`Row: ${this.props.node.rowIndex}, Col: ${this.props.colDef.headerName}`)
+    }
+
+    render() {
+        return (
+            <span><button style={{height: 20}} onClick={this.invokeParentMethod}>Invoke Parent</button></span>
+        );
+    }
+};

src/dynamicComponentExample/CubeRenderer.jsx

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+import React, {Component} from "react";
+
+export default class CubeRenderer extends Component {
+    constructor(props) {
+        super(props);
+
+        this.state = {
+            value: this.valueSquared()
+        };
+    }
+
+    valueSquared() {
+        return this.props.value * this.props.value * this.props.value;
+    }
+
+    render() {
+        return (
+            <span>{this.state.value}</span>
+        );
+    }
+};

src/dynamicComponentExample/CurrencyRenderer.jsx

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+import React, {Component} from "react";
+
+export default class CurrencyRenderer extends Component {
+    constructor(props) {
+        super(props);
+    }
+
+    formatValueToCurrency(currency, value) {
+        return `${currency}${value}`
+    }
+
+    render() {
+        return (
+            <span>{this.formatValueToCurrency('EUR', this.props.value)}</span>
+        );
+    }
+};

src/dynamicComponentExample/DynamicComponentsExample.jsx

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+import React, {Component} from "react";
+
+import {AgGridReact} from "ag-grid-react";
+import SquareRenderer from "./SquareRenderer";
+import CubeRenderer from "./CubeRenderer";
+import ParamsRenderer from "./ParamsRenderer";
+import CurrencyRenderer from "./CurrencyRenderer";
+import ChildMessageRenderer from "./ChildMessageRenderer";
+
+export default class DynamicComponentsExample extends Component {
+    constructor(props) {
+        super(props);
+
+        this.state = {
+            gridOptions: {
+                context: {
+                    componentParent: this
+                }
+            },
+
+            rowData: this.createRowData(),
+
+            columnDefs: this.createColumnDefs()
+        };
+
+        this.onGridReady = this.onGridReady.bind(this);
+        this.refreshRowData = this.refreshRowData.bind(this);
+    }
+
+    onGridReady(params) {
+        this.gridApi = params.api;
+        this.columnApi = params.columnApi;
+
+        this.gridApi.sizeColumnsToFit();
+    }
+
+    onCellValueChanged($event) {
+        this.gridApi.refreshCells([$event.node],["cube"]);
+    }
+
+    methodFromParent(cell) {
+        alert(`Parent Component Method from ${cell}!`);
+    }
+
+    createColumnDefs() {
+        return [
+            {headerName: "Row", field: "row", width: 100},
+            {
+                headerName: "Square",
+                field: "value",
+                cellRendererFramework: SquareRenderer,
+                editable:true,
+                colId: "square",
+                width: 100
+            },
+            {
+                headerName: "Cube",
+                field: "value",
+                cellRendererFramework: CubeRenderer,
+                colId: "cube",
+                width: 100
+            },
+            {
+                headerName: "Row Params",
+                field: "row",
+                cellRendererFramework: ParamsRenderer,
+                colId: "params",
+                width: 215
+            },
+            {
+                headerName: "Currency",
+                field: "currency",
+                cellRendererFramework: CurrencyRenderer,
+                colId: "params",
+                width: 135
+            },
+            {
+                headerName: "Child/Parent",
+                field: "value",
+                cellRendererFramework: ChildMessageRenderer,
+                colId: "params",
+                width: 120
+            }
+        ];
+    }
+
+    refreshRowData() {
+        let rowData = this.createRowData();
+        this.gridApi.setRowData(rowData);
+    }
+
+    createRowData() {
+        let rowData = [];
+
+        for (let i = 0; i < 15; i++) {
+            rowData.push({
+                row: "Row " + i,
+                value: i,
+                currency: 1 + Number(Math.random()).toFixed(2)
+            });
+        }
+
+        return rowData;
+    }
+    render() {
+        return (
+            <div style={{width: 800, height: 400}}
+                 className="ag-fresh">
+                <h1>Dynamic React Component Example</h1>
+                <button onClick={this.refreshRowData}>Refresh Data</button>
+                <AgGridReact
+                    // properties
+                    columnDefs={this.state.columnDefs}
+                    rowData={this.state.rowData}
+                    gridOptions={this.state.gridOptions}
+
+                    // events
+                    onGridReady={this.onGridReady}>
+                </AgGridReact>
+            </div>
+        );
+    }
+};

src/dynamicComponentExample/ParamsRenderer.jsx

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+import React, {Component} from "react";
+
+export default class ParamsRenderer extends Component {
+    constructor(props) {
+        super(props);
+    }
+
+    render() {
+        return (
+            <span>Field: {this.props.colDef.field}, Value: {this.props.value}</span>
+        );
+    }
+};

src/dynamicComponentExample/SquareRenderer.jsx

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+import React, {Component} from "react";
+
+export default class SquareRenderer extends Component {
+    constructor(props) {
+        super(props);
+
+        this.state = {
+            value: this.valueSquared()
+        };
+    }
+
+    valueSquared() {
+        return this.props.value * this.props.value;
+    }
+
+    render() {
+        return (
+            <span>{this.state.value}</span>
+        );
+    }
+};