'use strict';

import React, { useState } from 'react';
import { render } from 'react-dom';
import { AgGridReact, AgGridColumn } from 'ag-grid-react';
import 'ag-grid-enterprise';
import 'ag-grid-community/dist/styles/ag-grid.css';
import 'ag-grid-community/dist/styles/ag-theme-alpine.css';

const GridExample = () => {
  const [gridApi, setGridApi] = useState(null);
  const [gridColumnApi, setGridColumnApi] = useState(null);
  const [rowData, setRowData] = useState(null);

  const onGridReady = (params) => {
    setGridApi(params.api);
    setGridColumnApi(params.columnApi);

    const updateData = (data) => params.api.setRowData(data);

    fetch('https://www.ag-grid.com/example-assets/olympic-winners.json')
      .then((resp) => resp.json())
      .then((data) => updateData(data));
  };

  const onPaginationChanged = () => {
    console.log('onPaginationPageLoaded');
    if (gridApi) {
      setText('#lbLastPageFound', gridApi.paginationIsLastPageFound());
      setText('#lbPageSize', gridApi.paginationGetPageSize());
      setText('#lbCurrentPage', gridApi.paginationGetCurrentPage() + 1);
      setText('#lbTotalPages', gridApi.paginationGetTotalPages());
      setLastButtonDisabled(!gridApi.paginationIsLastPageFound());
    }
  };

  const onBtFirst = () => {
    gridApi.paginationGoToFirstPage();
  };

  const onBtLast = () => {
    gridApi.paginationGoToLastPage();
  };

  const onBtNext = () => {
    gridApi.paginationGoToNextPage();
  };

  const onBtPrevious = () => {
    gridApi.paginationGoToPreviousPage();
  };

  const onBtPageFive = () => {
    gridApi.paginationGoToPage(4);
  };

  const onBtPageFifty = () => {
    gridApi.paginationGoToPage(49);
  };

  return (
    <div style={{ width: '100%', height: '100%' }}>
      <div className="example-wrapper">
        <div className="example-header">
          <div>
            <button onClick={() => onBtFirst()}>To First</button>
            <button onClick={() => onBtLast()} id="btLast">
              To Last
            </button>
            <button onClick={() => onBtPrevious()}>To Previous</button>
            <button onClick={() => onBtNext()}>To Next</button>
            <button onClick={() => onBtPageFive()}>To Page 5</button>
            <button onClick={() => onBtPageFifty()}>To Page 50</button>
          </div>

          <div style={{ marginTop: '6px' }}>
            <span className="label">Last Page Found:</span>
            <span className="value" id="lbLastPageFound">
              -
            </span>
            <span className="label">Page Size:</span>
            <span className="value" id="lbPageSize">
              -
            </span>
            <span className="label">Total Pages:</span>
            <span className="value" id="lbTotalPages">
              -
            </span>
            <span className="label">Current Page:</span>
            <span className="value" id="lbCurrentPage">
              -
            </span>
          </div>
        </div>
        <div
          id="myGrid"
          style={{
            height: '100%',
            width: '100%',
          }}
          className="ag-theme-alpine"
        >
          <AgGridReact
            defaultColDef={{
              resizable: true,
              filter: true,
            }}
            debug={true}
            rowSelection={'multiple'}
            paginationPageSize={500}
            pagination={true}
            suppressPaginationPanel={true}
            suppressScrollOnNewData={true}
            onGridReady={onGridReady}
            onPaginationChanged={onPaginationChanged}
            rowData={rowData}
          >
            <AgGridColumn
              headerName="#"
              width={50}
              cellRenderer={cellRenderer}
            />
            <AgGridColumn headerName="Athlete" field="athlete" width={150} />
            <AgGridColumn headerName="Age" field="age" width={90} />
            <AgGridColumn headerName="Country" field="country" width={120} />
            <AgGridColumn headerName="Year" field="year" width={90} />
            <AgGridColumn headerName="Date" field="date" width={110} />
            <AgGridColumn headerName="Sport" field="sport" width={110} />
            <AgGridColumn headerName="Gold" field="gold" width={100} />
            <AgGridColumn headerName="Silver" field="silver" width={100} />
            <AgGridColumn headerName="Bronze" field="bronze" width={100} />
            <AgGridColumn headerName="Total" field="total" width={100} />
          </AgGridReact>
        </div>
      </div>
    </div>
  );
};

var cellRenderer = function (params) {
  return parseInt(params.node.id) + 1;
};
function setText(selector, text) {
  document.querySelector(selector).innerHTML = text;
}
function setLastButtonDisabled(disabled) {
  document.querySelector('#btLast').disabled = disabled;
}
function setRowData(rowData) {
  allOfTheData = rowData;
  createNewDatasource();
}

render(<GridExample></GridExample>, document.querySelector('#root'));
.example-wrapper {
  display: flex;
  flex-direction: column;
  height: 100%;
}

#myGrid {
  flex: 1 1 0px;
  width: 100%;
}

.example-header {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: 13px;
  margin-bottom: 5px;
}

.label {
  color: #0f0f0f;
}

.value {
  margin-right: 20px;
  border: 1px solid lightgrey;
  width: 50px;
  display: inline-block;
  text-align: right;
  padding-right: 2px;
  background: #eee;
}
(function(global) {
    // simplified version of Object.assign for es3
    function assign() {
        var result = {};
        for (var i = 0, len = arguments.length; i < len; i++) {
            var arg = arguments[i];
            for (var prop in arg) {
                result[prop] = arg[prop];
            }
        }
        return result;
    }

    System.config({
        transpiler: 'plugin-babel',
        defaultExtension: 'js',
        paths:
            assign(
                {
                    // paths serve as alias
                    "npm:": "https://unpkg.com/",
                }, systemJsPaths),
        map: assign(
            {
                // css plugin
                'css': 'npm:systemjs-plugin-css/css.js',

                // babel transpiler
                'plugin-babel': 'npm:systemjs-plugin-babel@0.0.25/plugin-babel.js',
                'systemjs-babel-build': 'npm:systemjs-plugin-babel@0.0.25/systemjs-babel-browser.js',

                // react
                react: 'npm:react@16.13.1',
                'react-dom': 'npm:react-dom@16.13.1',
                'react-dom-factories': 'npm:react-dom-factories',
                redux: 'npm:redux@3.6.0',
                'react-redux': 'npm:react-redux@5.0.6',
                'prop-types': 'npm:prop-types',

                app: appLocation + 'app'
            },
            systemJsMap
        ), // systemJsMap comes from index.html

        packages: {
            react: {
                main: './umd/react.profiling.min.js'
            },
            'react-dom': {
                main: './umd/react-dom.profiling.min.js'
            },
            'react-dom/server': {
                main: '../umd/react-dom-server.browser.production.min.js'
            },
            'prop-types': {
                main: './prop-types.min.js',
                defaultExtension: 'js'
            },
            redux: {
                main: './dist/redux.min.js',
                defaultExtension: 'js'
            },
            'react-redux': {
                main: './dist/react-redux.min.js',
                defaultExtension: 'js'
            },
            app: {
                defaultExtension: 'jsx'
            },
            'ag-grid-react': {
                main: './main.js',
                defaultExtension: 'js'
            },
            'ag-grid-community': {
                main: './dist/ag-grid-community.cjs.js',
                defaultExtension: 'js'
            },
            'ag-grid-enterprise': {
                main: './dist/ag-grid-enterprise.cjs.js',
                defaultExtension: 'js'
            },
            '@ag-grid-community/react': {
                main: './main.js',
                defaultExtension: 'js'
            }
        },
        meta: {
            '*.jsx': {
                babelOptions: {
                    react: true
                }
            },
            '*.css': { loader: 'css' }
        }
    });
})(this);
<!DOCTYPE html>
<html lang="en">
	<head>
		<title>React example</title>
		<meta charSet="UTF-8"/>
		<meta name="viewport" content="width=device-width, initial-scale=1"/>
		<style media="only screen">
            html, body, #root {
                height: 100%;
                width: 100%;
                margin: 0;
                box-sizing: border-box;
                -webkit-overflow-scrolling: touch;
            }

            html {
                position: absolute;
                top: 0;
                left: 0;
                padding: 0;
                overflow: auto;
            }

            body {
                padding: 1rem;
                overflow: auto;
            }
        </style>
		<link rel="stylesheet" href="styles.css"/>
	</head>
	<body>
		<div id="root">Loading React example…</div>
		<script>
            var appLocation = './';
            var boilerplatePath = '';
            var systemJsMap = {
                "@ag-grid-community/all-modules/dist/styles/ag-grid.css": "https://unpkg.com/@ag-grid-community/all-modules@26.2.0/dist/styles/ag-grid.css",
                "@ag-grid-community/core/dist/styles/ag-grid.css": "https://unpkg.com/@ag-grid-community/core@26.2.0/dist/styles/ag-grid.css",
                "@ag-grid-community/all-modules/dist/styles/ag-theme-alpine-dark.css": "https://unpkg.com/@ag-grid-community/all-modules@26.2.0/dist/styles/ag-theme-alpine-dark.css",
                "@ag-grid-community/core/dist/styles/ag-theme-alpine-dark.css": "https://unpkg.com/@ag-grid-community/core@26.2.0/dist/styles/ag-theme-alpine-dark.css",
                "@ag-grid-community/all-modules/dist/styles/ag-theme-alpine.css": "https://unpkg.com/@ag-grid-community/all-modules@26.2.0/dist/styles/ag-theme-alpine.css",
                "@ag-grid-community/core/dist/styles/ag-theme-alpine.css": "https://unpkg.com/@ag-grid-community/core@26.2.0/dist/styles/ag-theme-alpine.css",
                "@ag-grid-community/all-modules/dist/styles/ag-theme-balham-dark.css": "https://unpkg.com/@ag-grid-community/all-modules@26.2.0/dist/styles/ag-theme-balham-dark.css",
                "@ag-grid-community/core/dist/styles/ag-theme-balham-dark.css": "https://unpkg.com/@ag-grid-community/core@26.2.0/dist/styles/ag-theme-balham-dark.css",
                "@ag-grid-community/all-modules/dist/styles/ag-theme-balham.css": "https://unpkg.com/@ag-grid-community/all-modules@26.2.0/dist/styles/ag-theme-balham.css",
                "@ag-grid-community/core/dist/styles/ag-theme-balham.css": "https://unpkg.com/@ag-grid-community/core@26.2.0/dist/styles/ag-theme-balham.css",
                "@ag-grid-community/all-modules/dist/styles/ag-theme-blue.css": "https://unpkg.com/@ag-grid-community/all-modules@26.2.0/dist/styles/ag-theme-blue.css",
                "@ag-grid-community/core/dist/styles/ag-theme-blue.css": "https://unpkg.com/@ag-grid-community/core@26.2.0/dist/styles/ag-theme-blue.css",
                "@ag-grid-community/all-modules/dist/styles/ag-theme-bootstrap.css": "https://unpkg.com/@ag-grid-community/all-modules@26.2.0/dist/styles/ag-theme-bootstrap.css",
                "@ag-grid-community/core/dist/styles/ag-theme-bootstrap.css": "https://unpkg.com/@ag-grid-community/core@26.2.0/dist/styles/ag-theme-bootstrap.css",
                "@ag-grid-community/all-modules/dist/styles/ag-theme-dark.css": "https://unpkg.com/@ag-grid-community/all-modules@26.2.0/dist/styles/ag-theme-dark.css",
                "@ag-grid-community/core/dist/styles/ag-theme-dark.css": "https://unpkg.com/@ag-grid-community/core@26.2.0/dist/styles/ag-theme-dark.css",
                "@ag-grid-community/all-modules/dist/styles/ag-theme-fresh.css": "https://unpkg.com/@ag-grid-community/all-modules@26.2.0/dist/styles/ag-theme-fresh.css",
                "@ag-grid-community/core/dist/styles/ag-theme-fresh.css": "https://unpkg.com/@ag-grid-community/core@26.2.0/dist/styles/ag-theme-fresh.css",
                "@ag-grid-community/all-modules/dist/styles/ag-theme-material.css": "https://unpkg.com/@ag-grid-community/all-modules@26.2.0/dist/styles/ag-theme-material.css",
                "@ag-grid-community/core/dist/styles/ag-theme-material.css": "https://unpkg.com/@ag-grid-community/core@26.2.0/dist/styles/ag-theme-material.css",
                "@ag-grid-community/react": "https://unpkg.com/@ag-grid-community/react@26.2.0/",
                "@ag-grid-community/angular": "https://unpkg.com/@ag-grid-community/angular@26.2.0/",
                "@ag-grid-community/vue": "https://unpkg.com/@ag-grid-community/vue@26.2.0/",
                "@ag-grid-community/vue3": "https://unpkg.com/@ag-grid-community/vue3@26.2.0/",
                "ag-grid-community": "https://unpkg.com/ag-grid-community@26.2.0/",
                "ag-grid-enterprise": "https://unpkg.com/ag-grid-enterprise@26.2.0/",
                "ag-grid-angular": "https://unpkg.com/ag-grid-angular@26.2.0/",
                "ag-grid-react": "https://unpkg.com/ag-grid-react@26.2.0/",
                "ag-grid-vue": "https://unpkg.com/ag-grid-vue@26.2.0/",
                "ag-grid-vue3": "https://unpkg.com/ag-grid-vue3@26.2.0/"
            };
            var systemJsPaths = {
                "@ag-grid-community/all-modules": "https://unpkg.com/@ag-grid-community/all-modules/dist/ag-grid-community.cjs.js",
                "@ag-grid-community/client-side-row-model": "https://unpkg.com/@ag-grid-community/client-side-row-model/dist/client-side-row-model.cjs.js",
                "@ag-grid-community/core": "https://unpkg.com/@ag-grid-community/core/dist/core.cjs.js",
                "@ag-grid-community/csv-export": "https://unpkg.com/@ag-grid-community/csv-export/dist/csv-export.cjs.js",
                "@ag-grid-community/infinite-row-model": "https://unpkg.com/@ag-grid-community/infinite-row-model/dist/infinite-row-model.cjs.js",
                "@ag-grid-enterprise/all-modules": "https://unpkg.com/@ag-grid-enterprise/all-modules/dist/ag-grid-enterprise.cjs.js",
                "@ag-grid-enterprise/charts": "https://unpkg.com/@ag-grid-enterprise/charts/dist/charts.cjs.js",
                "@ag-grid-enterprise/clipboard": "https://unpkg.com/@ag-grid-enterprise/clipboard/dist/clipboard.cjs.js",
                "@ag-grid-enterprise/column-tool-panel": "https://unpkg.com/@ag-grid-enterprise/column-tool-panel/dist/column-tool-panel.cjs.js",
                "@ag-grid-enterprise/core": "https://unpkg.com/@ag-grid-enterprise/core/dist/core.cjs.js",
                "@ag-grid-enterprise/excel-export": "https://unpkg.com/@ag-grid-enterprise/excel-export/dist/excel-export.cjs.js",
                "@ag-grid-enterprise/filter-tool-panel": "https://unpkg.com/@ag-grid-enterprise/filter-tool-panel/dist/filter-tool-panel.cjs.js",
                "@ag-grid-enterprise/master-detail": "https://unpkg.com/@ag-grid-enterprise/master-detail/dist/master-detail.cjs.js",
                "@ag-grid-enterprise/menu": "https://unpkg.com/@ag-grid-enterprise/menu/dist/menu.cjs.js",
                "@ag-grid-enterprise/multi-filter": "https://unpkg.com/@ag-grid-enterprise/multi-filter/dist/multi-filter.cjs.js",
                "@ag-grid-enterprise/range-selection": "https://unpkg.com/@ag-grid-enterprise/range-selection/dist/range-selection.cjs.js",
                "@ag-grid-enterprise/rich-select": "https://unpkg.com/@ag-grid-enterprise/rich-select/dist/rich-select.cjs.js",
                "@ag-grid-enterprise/row-grouping": "https://unpkg.com/@ag-grid-enterprise/row-grouping/dist/row-grouping.cjs.js",
                "@ag-grid-enterprise/server-side-row-model": "https://unpkg.com/@ag-grid-enterprise/server-side-row-model/dist/server-side-row-model.cjs.js",
                "@ag-grid-enterprise/set-filter": "https://unpkg.com/@ag-grid-enterprise/set-filter/dist/set-filter.cjs.js",
                "@ag-grid-enterprise/side-bar": "https://unpkg.com/@ag-grid-enterprise/side-bar/dist/side-bar.cjs.js",
                "@ag-grid-enterprise/sparklines": "https://unpkg.com/@ag-grid-enterprise/sparklines/dist/sparklines.cjs.js",
                "@ag-grid-enterprise/status-bar": "https://unpkg.com/@ag-grid-enterprise/status-bar/dist/status-bar.cjs.js",
                "@ag-grid-enterprise/viewport-row-model": "https://unpkg.com/@ag-grid-enterprise/viewport-row-model/dist/viewport-row-model.cjs.js"
            };
        </script>
		<script src="https://unpkg.com/systemjs@0.19.47/dist/system.js">
		</script>
		<script src="systemjs.config.js">
		</script>
		<script>System.import('./index.jsx').catch(function(err) { console.error(err); });</script>
	</body>
</html>
# Custom Pagination Control Example

AG Grid offers full control over pagination using the API.

In this example we have switched off the Pagination Panel and taken full control of the pagination.

Learn more about AG Grid pagination options at https://www.ag-grid.com/react-data-grid/row-pagination/