--- /dev/null
+// Copyright (C) The Arvados Authors. All rights reserved.
+//
+// SPDX-License-Identifier: AGPL-3.0
+
+import React, { MutableRefObject, ReactElement, ReactNode, useEffect, useRef, useState } from 'react';
+import {
+ Button,
+ Grid,
+ Paper,
+ StyleRulesCallback,
+ Tooltip,
+ withStyles,
+ WithStyles
+} from "@material-ui/core";
+import { GridProps } from '@material-ui/core/Grid';
+import { isArray } from 'lodash';
+import { DefaultView } from 'components/default-view/default-view';
+import { InfoIcon, InvisibleIcon, VisibleIcon } from 'components/icon/icon';
+import { ReactNodeArray } from 'prop-types';
+import classNames from 'classnames';
+
+type CssRules = 'button' | 'buttonIcon' | 'content';
+
+const styles: StyleRulesCallback<CssRules> = theme => ({
+ button: {
+ padding: '2px 5px',
+ marginRight: '5px',
+ },
+ buttonIcon: {
+ boxShadow: 'none',
+ padding: '2px 0px 2px 5px',
+ fontSize: '1rem'
+ },
+ content: {
+ overflow: 'auto',
+ },
+});
+
+interface MPVHideablePanelDataProps {
+ name: string;
+ visible: boolean;
+ maximized: boolean;
+ illuminated: boolean;
+ children: ReactNode;
+ panelRef?: MutableRefObject<any>;
+}
+
+interface MPVHideablePanelActionProps {
+ doHidePanel: () => void;
+ doMaximizePanel: () => void;
+}
+
+type MPVHideablePanelProps = MPVHideablePanelDataProps & MPVHideablePanelActionProps;
+
+const MPVHideablePanel = ({doHidePanel, doMaximizePanel, name, visible, maximized, illuminated, ...props}: MPVHideablePanelProps) =>
+ visible
+ ? <>
+ {React.cloneElement((props.children as ReactElement), { doHidePanel, doMaximizePanel, panelName: name, panelMaximized: maximized, panelIlluminated: illuminated, panelRef: props.panelRef })}
+ </>
+ : null;
+
+interface MPVPanelDataProps {
+ panelName?: string;
+ panelMaximized?: boolean;
+ panelIlluminated?: boolean;
+ panelRef?: MutableRefObject<any>;
+}
+
+interface MPVPanelActionProps {
+ doHidePanel?: () => void;
+ doMaximizePanel?: () => void;
+}
+
+// Props received by panel implementors
+export type MPVPanelProps = MPVPanelDataProps & MPVPanelActionProps;
+
+type MPVPanelContentProps = {children: ReactElement} & MPVPanelProps & GridProps;
+
+// Grid item compatible component for layout and MPV props passing
+export const MPVPanelContent = ({doHidePanel, doMaximizePanel, panelName, panelMaximized, panelIlluminated, panelRef, ...props}: MPVPanelContentProps) => {
+ useEffect(() => {
+ if (panelRef && panelRef.current) {
+ panelRef.current.scrollIntoView({behavior: 'smooth'});
+ }
+ }, [panelRef]);
+
+ return <Grid item {...props}>
+ <span ref={panelRef} /> {/* Element to scroll to when the panel is selected */}
+ <Paper style={{height: '100%'}} elevation={panelIlluminated ? 8 : 0}>
+ {React.cloneElement(props.children, { doHidePanel, doMaximizePanel, panelName, panelMaximized })}
+ </Paper>
+ </Grid>;
+}
+
+export interface MPVPanelState {
+ name: string;
+ visible?: boolean;
+}
+interface MPVContainerDataProps {
+ panelStates?: MPVPanelState[];
+}
+type MPVContainerProps = MPVContainerDataProps & GridProps;
+
+// Grid container compatible component that also handles panel toggling.
+const MPVContainerComponent = ({children, panelStates, classes, ...props}: MPVContainerProps & WithStyles<CssRules>) => {
+ if (children === undefined || children === null || children === {}) {
+ children = [];
+ } else if (!isArray(children)) {
+ children = [children];
+ }
+ const visibility = (children as ReactNodeArray).map((_, idx) =>
+ !!!panelStates || // if panelStates wasn't passed, default to all visible panels
+ (panelStates[idx] &&
+ (panelStates[idx].visible || panelStates[idx].visible === undefined)));
+ const [panelVisibility, setPanelVisibility] = useState<boolean[]>(visibility);
+ const [brightenedPanel, setBrightenedPanel] = useState<number>(-1);
+ const panelRef = useRef<any>(null);
+
+ let panels: JSX.Element[] = [];
+ let toggles: JSX.Element[] = [];
+
+ if (isArray(children)) {
+ for (let idx = 0; idx < children.length; idx++) {
+ const showFn = (idx: number) => () => {
+ setPanelVisibility([
+ ...panelVisibility.slice(0, idx),
+ true,
+ ...panelVisibility.slice(idx+1)
+ ]);
+ };
+ const hideFn = (idx: number) => () => {
+ setPanelVisibility([
+ ...panelVisibility.slice(0, idx),
+ false,
+ ...panelVisibility.slice(idx+1)
+ ])
+ };
+ const maximizeFn = (idx: number) => () => {
+ // Maximize X == hide all but X
+ setPanelVisibility([
+ ...panelVisibility.slice(0, idx).map(() => false),
+ true,
+ ...panelVisibility.slice(idx+1).map(() => false),
+ ])
+ };
+ const toggleIcon = panelVisibility[idx]
+ ? <VisibleIcon className={classNames(classes.buttonIcon)} />
+ : <InvisibleIcon className={classNames(classes.buttonIcon)}/>
+ const panelName = panelStates === undefined
+ ? `Panel ${idx+1}`
+ : (panelStates[idx] && panelStates[idx].name) || `Panel ${idx+1}`;
+ const toggleVariant = "outlined";
+ const toggleTooltip = panelVisibility[idx]
+ ? ''
+ :`Show ${panelName} panel`;
+ const panelIsMaximized = panelVisibility[idx] &&
+ panelVisibility.filter(e => e).length === 1;
+
+ toggles = [
+ ...toggles,
+ <Tooltip title={toggleTooltip} disableFocusListener>
+ <Button variant={toggleVariant} size="small" color="primary"
+ className={classNames(classes.button)}
+ onMouseEnter={() => setBrightenedPanel(idx)}
+ onMouseLeave={() => setBrightenedPanel(-1)}
+ onClick={showFn(idx)}>
+ {panelName}
+ {toggleIcon}
+ </Button>
+ </Tooltip>
+ ];
+
+ const aPanel =
+ <MPVHideablePanel key={idx} visible={panelVisibility[idx]} name={panelName}
+ panelRef={(idx === brightenedPanel) ? panelRef : undefined}
+ maximized={panelIsMaximized} illuminated={idx === brightenedPanel}
+ doHidePanel={hideFn(idx)} doMaximizePanel={maximizeFn(idx)}>
+ {children[idx]}
+ </MPVHideablePanel>;
+ panels = [...panels, aPanel];
+ };
+ };
+
+ return <Grid container {...props}>
+ <Grid container item direction="row">
+ { toggles.map((tgl, idx) => <Grid item key={idx}>{tgl}</Grid>) }
+ </Grid>
+ <Grid container item {...props} xs className={classes.content}>
+ { panelVisibility.includes(true)
+ ? panels
+ : <Grid container item alignItems='center' justify='center'>
+ <DefaultView messages={["All panels are hidden.", "Click on the buttons above to show them."]} icon={InfoIcon} />
+ </Grid> }
+ </Grid>
+ </Grid>;
+};
+
+export const MPVContainer = withStyles(styles)(MPVContainerComponent);
\ No newline at end of file
projects / arvados-workbench2.git / blobdiff