Overflow Set and Resize Group - Init Review

packages/office-ui-fabric-react/src/OverflowSet.ts

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+export * from './components/OverflowSet/index';

packages/office-ui-fabric-react/src/ResizeGroup.ts

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+export * from './components/ResizeGroup/index';

packages/office-ui-fabric-react/src/components/OverflowSet/OverflowSet.Props.ts

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+import * as React from 'react';
+import { OverflowSet } from './OverflowSet';
+import { IContextualMenuItem } from '../../ContextualMenu';
+
+export interface IOverflowSetProps extends React.Props<OverflowSet> {
+  items?: any[];
+  overflowItems?: IContextualMenuItem[];
+  overflowIcon?: string;
+
+  /** Method to call when trying to render an item. */
+  onRenderItem?: (item?: any, index?: number) => React.ReactNode;
+}

packages/office-ui-fabric-react/src/components/OverflowSet/OverflowSet.scss

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+@import '../../common/common';
+
+.root {
+  position: relative;
+  display: flex;
+  flex-wrap: nowrap;
+}
+
+
+.item {
+  flex-shrink: 0;
+}

packages/office-ui-fabric-react/src/components/OverflowSet/OverflowSet.tsx

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+import * as React from 'react';
+import {
+  css,
+  autobind,
+  BaseComponent
+} from '../../Utilities';
+import { IOverflowSetProps } from './OverflowSet.Props';
+import { IconButton } from '../../Button';
+
+const styles: any = require('./OverflowSet.scss');
+
+export class OverflowSet extends BaseComponent<IOverflowSetProps, null> {
+
+  constructor(props: IOverflowSetProps) {
+    super(props);
+  }
+
+  public render() {
+    let { items, overflowItems } = this.props;
+    return (
+      <div className={ css('ms-OverflowSet', styles.root) } >
+        { items && this._onRenderItems(items) }
+        { overflowItems && this._onRenderOverflowButton(overflowItems) }
+      </div>
+    );
+  }
+
+  @autobind
+  private _onRenderOverflowButton(items) {
+    let { overflowIcon = 'More' } = this.props;
+    return (
+      <IconButton
+        icon={ overflowIcon }
+        menuIconName='none'
+        menuProps={ {
+          items: items
+        } }
+      />
+    );
+  }
+
+  @autobind
+  private _onRenderItems(items) {
+    return items.map((item, i) => {
+      let key = item.key ? item.key : i;
+      let onRender = item.onRender ? item.onRender : this.props.onRenderItem;
+      return (
+        <div
+          className={ css('ms-OverflowSet-item', styles.item) }
+          key={ key }
+          ref={ key } >
+          { onRender ? onRender(item, i) : item }
+        </div>
+      );
+    });
+  }
+}

packages/office-ui-fabric-react/src/components/OverflowSet/OverflowSetPage.tsx

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+import * as React from 'react';
+import { Link } from 'office-ui-fabric-react/lib/Link';
+import { LayerHost } from 'office-ui-fabric-react/lib/Layer';
+import {
+  ExampleCard,
+  ComponentPage,
+  PropertiesTableSet
+} from '@uifabric/example-app-base';
+import { OverflowSetBasicExample } from './examples/OverflowSet.Basic.Example';
+
+const OverflowSetBasicExampleCode = require('!raw-loader!office-ui-fabric-react/src/components/OverflowSet/examples/OverflowSet.Basic.Example.tsx') as string;
+
+export class OverflowSetPage extends React.Component<any, any> {
+  public render() {
+    return (
+      <ComponentPage
+        title='OverflowSet'
+        componentName='OverflowSetExample'
+        exampleCards={
+          <LayerHost>
+            <ExampleCard title='OverflowSet' code={ OverflowSetBasicExampleCode }>
+              <OverflowSetBasicExample />
+            </ExampleCard>
+          </LayerHost>
+        }
+        propertiesTables={
+          <PropertiesTableSet
+            sources={ [
+              require<string>('!raw-loader!office-ui-fabric-react/src/components/OverflowSet/OverflowSet.Props.ts')
+            ] }
+          />
+        }
+        overview={
+          <div>
+            <Link target='_blank' href='http://dev.office.com/fabric/components/OverflowSet'>OverflowSets</Link>
+            <span> supplement content associated with a specific UI component.</span>
+          </div>
+        }
+      />
+    );
+  }
+}

packages/office-ui-fabric-react/src/components/OverflowSet/examples/OverflowSet.Basic.Example.tsx

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+/* tslint:disable:no-unused-variable */
+import * as React from 'react';
+/* tslint:enable:no-unused-variable */
+import { BaseComponent } from 'office-ui-fabric-react/lib/Utilities';
+import { SearchBox } from 'office-ui-fabric-react/lib/SearchBox';
+import { DefaultButton } from 'office-ui-fabric-react/lib/Button';
+import {
+  OverflowSet
+} from '../index';
+
+export class OverflowSetBasicExample extends BaseComponent<any, any> {
+
+  public render() {
+    return (
+      <OverflowSet
+        items={ [
+          {
+            key: 'search',
+            'onRender': () => {
+              return (
+                <SearchBox
+                  onChange={ (newValue) => console.log('SearchBox onChange fired: ' + newValue) }
+                  onSearch={ (newValue) => console.log('SearchBox onSearch fired: ' + newValue) }
+                />
+              );
+            }
+          },
+          {
+            key: 'newItem',
+            name: 'New',
+            icon: 'Add',
+            ariaLabel: 'New. Use left and right arrow keys to navigate',
+            onClick: () => { return; },
+            subMenuProps: {
+              items: [
+                {
+                  key: 'emailMessage',
+                  name: 'Email message',
+                  icon: 'Mail',
+                },
+                {
+                  key: 'calendarEvent',
+                  name: 'Calendar event',
+                  icon: 'Calendar'
+                }
+              ],
+            },
+          },
+          {
+            key: 'upload',
+            name: 'Upload',
+            icon: 'Upload',
+            onClick: () => { return; },
+          },
+          {
+            key: 'share',
+            name: 'Share',
+            icon: 'Share',
+            onClick: () => { return; }
+          }
+        ] }
+        overflowItems={ [
+          {
+            key: 'newItem',
+            name: 'New',
+            icon: 'Add',
+            ariaLabel: 'New. Use left and right arrow keys to navigate',
+            onClick: () => { return; },
+            subMenuProps: {
+              items: [
+                {
+                  key: 'emailMessage',
+                  name: 'Email message',
+                  icon: 'Mail',
+                },
+                {
+                  key: 'calendarEvent',
+                  name: 'Calendar event',
+                  icon: 'Calendar'
+                }
+              ],
+            },
+          },
+          {
+            key: 'upload',
+            name: 'Upload',
+            icon: 'Upload',
+            onClick: () => { return; },
+          },
+          {
+            key: 'share',
+            name: 'Share',
+            icon: 'Share',
+            onClick: () => { return; }
+          }
+        ]
+        }
+        onRenderItem={ (item, i) => {
+          return (
+            <DefaultButton
+              icon={ item.icon }
+              menuProps={ item.subMenuProps }
+              text={ item.small ? null : item.name }
+            >  </DefaultButton>
+          );
+        } }
+      />
+    );
+  }
+}

packages/office-ui-fabric-react/src/components/OverflowSet/index.ts

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+export * from './OverflowSet';
+export * from './OverflowSet.Props';

packages/office-ui-fabric-react/src/components/ResizeGroup/ResizeGroup.Props.ts

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+import * as React from 'react';
+import { IOverFlowItemState } from './ResizeGroup';
+
+export interface IResizeGroupProps extends React.HTMLProps<HTMLElement> {
+  items?: any[];
+  onRenderItems?: (items: any[]) => JSX.Element;
+  onReduceItems?: (prevItems: IOverFlowItemState, props: IResizeGroupProps) => IOverFlowItemState;
+}

packages/office-ui-fabric-react/src/components/ResizeGroup/ResizeGroup.scss

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+@import '../../common/common';
+
+.root {
+  display: block;
+}
+
+.measured {
+  flex-direction: horizontal;
+  flex-wrap: nowrap;
+  display: flex;
+  position: absolute;
+  visibility: hidden;
+}

packages/office-ui-fabric-react/src/components/ResizeGroup/ResizeGroup.tsx

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+import * as React from 'react';
+import {
+  css,
+  BaseComponent
+} from '../../Utilities';
+import { IResizeGroupProps } from './ResizeGroup.Props';
+import styles = require('./ResizeGroup.scss');
+
+export interface IResizeGroupState {
+  renderedItems?: any[];
+  measuredItems: any[];
+  shouldMeasure?: boolean;
+}
+
+export interface IOverFlowItemState {
+  [index: number]: any;
+}
+
+export class ResizeGroup extends BaseComponent<IResizeGroupProps, IResizeGroupState> {
+
+  private _root: HTMLElement;
+  private _measured: HTMLElement;
+
+  constructor(props: IResizeGroupProps) {
+    super(props);
+    this.state = {
+      shouldMeasure: true,
+      renderedItems: [],
+      measuredItems: this.props.items.concat([]),
+    };
+  }
+
+  public componentDidMount() {
+    this._measureItems();
+    this._events.on(window, 'resize', this._onResize);
+  }
+
+  public render() {
+    let { onRenderItems, onReduceItems, items } = this.props;
+    let { shouldMeasure, renderedItems, measuredItems } = this.state;
+    return (
+      <div ref={ this._resolveRef('_root') }>
+        { shouldMeasure && (
+          <div className={ css(styles.measured) } ref={ this._resolveRef('_measured') }>
+            { onRenderItems(measuredItems) }
+          </div>
+        ) }
+
+        { renderedItems.length > 0 && onRenderItems(renderedItems) }
+      </div>
+
+    );
+  }
+
+  public componentDidUpdate(prevProps: IResizeGroupProps) {
+    this._measureItems();
+  }
+
+  protected _onResize() {
+    this.setState({ shouldMeasure: true });
+  }
+
+  private _measureItems() {
+    let { items, onReduceItems } = this.props;
+    let {
+      shouldMeasure,
+      renderedItems,
+      measuredItems,
+    } = this.state;
+
+    if (shouldMeasure && items && items.length > 0) {
+      let container = this._root.getBoundingClientRect();
+      let measured = this._measured.getBoundingClientRect();
+      if ((measured.width > container.width)) {
+        this.setState((prevState, props) => {
+          return {
+            measuredItems: onReduceItems(prevState.measuredItems, props),
+          };
+        });
+      } else {
+        this.setState((prevState, props) => {
+          return {
+            renderedItems: measuredItems,
+            measuredItems: this.props.items.concat([]),
+            shouldMeasure: false
+          };
+        });
+      }
+    }
+  }
+}