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material-ui/packages/mui-material/src/styles/createTheme.js /
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| import { deepmerge } from '@mui/utils'; | |
| import { generateUtilityClass } from '@mui/base'; | |
| import { createTheme as systemCreateTheme } from '@mui/system'; | |
| import createMixins from './createMixins'; | |
| import createPalette from './createPalette'; | |
| import createTypography from './createTypography'; | |
| import shadows from './shadows'; | |
| import createTransitions from './createTransitions'; | |
| import zIndex from './zIndex'; | |
| function createTheme(options = {}, ...args) { | |
| const { | |
| breakpoints: breakpointsInput, | |
| mixins: mixinsInput = {}, | |
| spacing: spacingInput, | |
| palette: paletteInput = {}, | |
| transitions: transitionsInput = {}, | |
| typography: typographyInput = {}, | |
| shape: shapeInput, | |
| ...other | |
| } = options; | |
| const palette = createPalette(paletteInput); | |
| const systemTheme = systemCreateTheme(options); | |
| let muiTheme = deepmerge(systemTheme, { | |
| mixins: createMixins(systemTheme.breakpoints, mixinsInput), | |
| palette, | |
| // Don't use [...shadows] until you've verified its transpiled code is not invoking the iterator protocol. | |
| shadows: shadows.slice(), | |
| typography: createTypography(palette, typographyInput), | |
| transitions: createTransitions(transitionsInput), | |
| zIndex: { ...zIndex }, | |
| }); | |
| muiTheme = deepmerge(muiTheme, other); | |
| muiTheme = args.reduce((acc, argument) => deepmerge(acc, argument), muiTheme); | |
| if (process.env.NODE_ENV !== 'production') { | |
| const stateClasses = [ | |
| 'active', | |
| 'checked', | |
| 'completed', | |
| 'disabled', | |
| 'error', | |
| 'expanded', | |
| 'focused', | |
| 'focusVisible', | |
| 'required', | |
| 'selected', | |
| ]; | |
| const traverse = (node, component) => { | |
| let key; | |
| // eslint-disable-next-line guard-for-in, no-restricted-syntax | |
| for (key in node) { | |
| const child = node[key]; | |
| if (stateClasses.indexOf(key) !== -1 && Object.keys(child).length > 0) { | |
| if (process.env.NODE_ENV !== 'production') { | |
| const stateClass = generateUtilityClass('', key); | |
| console.error( | |
| [ | |
| `MUI: The \`${component}\` component increases ` + | |
| `the CSS specificity of the \`${key}\` internal state.`, | |
| 'You can not override it like this: ', | |
| JSON.stringify(node, null, 2), | |
| '', | |
| `Instead, you need to use the '&.${stateClass}' syntax:`, | |
| JSON.stringify( | |
| { | |
| root: { | |
| [`&.${stateClass}`]: child, | |
| }, | |
| }, | |
| null, | |
| 2, | |
| ), | |
| '', | |
| 'https://mui.com/r/state-classes-guide', | |
| ].join('\n'), | |
| ); | |
| } | |
| // Remove the style to prevent global conflicts. | |
| node[key] = {}; | |
| } | |
| } | |
| }; | |
| Object.keys(muiTheme.components).forEach((component) => { | |
| const styleOverrides = muiTheme.components[component].styleOverrides; | |
| if (styleOverrides && component.indexOf('Mui') === 0) { | |
| traverse(styleOverrides, component); | |
| } | |
| }); | |
| } | |
| return muiTheme; | |
| } | |
| let warnedOnce = false; | |
| export function createMuiTheme(...args) { | |
| if (process.env.NODE_ENV !== 'production') { | |
| if (!warnedOnce) { | |
| warnedOnce = true; | |
| console.error( | |
| [ | |
| 'MUI: the createMuiTheme function was renamed to createTheme.', | |
| '', | |
| "You should use `import { createTheme } from '@mui/material/styles'`", | |
| ].join('\n'), | |
| ); | |
| } | |
| } | |
| return createTheme(...args); | |
| } | |
| export default createTheme; |