refactor(infra): directory structure (#4615)

packages/frontend/component/src/ui/scrollbar/index.css.ts

@@ -0,0 +1,91 @@
+import { globalStyle, style } from '@vanilla-extract/css';
+
+export const scrollableContainerRoot = style({
+  width: '100%',
+  vars: {
+    '--scrollbar-width': '8px',
+  },
+  height: '100%',
+});
+
+export const scrollTopBorder = style({
+  position: 'absolute',
+  top: 0,
+  left: '16px',
+  right: '16px',
+  height: '1px',
+  transition: 'opacity .3s .2s',
+  opacity: 0,
+  background: 'var(--affine-border-color)',
+  selectors: {
+    '&[data-has-scroll-top="true"]': {
+      opacity: 1,
+    },
+  },
+});
+
+export const scrollableViewport = style({
+  height: '100%',
+  width: '100%',
+});
+
+globalStyle(`${scrollableViewport} > div`, {
+  maxWidth: '100%',
+  display: 'block !important',
+});
+
+export const scrollableContainer = style({
+  height: '100%',
+  marginBottom: '4px',
+});
+
+export const scrollbar = style({
+  display: 'flex',
+  flexDirection: 'column',
+  userSelect: 'none',
+  touchAction: 'none',
+  marginRight: '4px',
+  width: 'var(--scrollbar-width)',
+  height: '100%',
+  opacity: 1,
+  transition: 'width .15s',
+  ':hover': {
+    background: 'var(--affine-background-secondary-color)',
+    width: 'calc(var(--scrollbar-width) + 3px)',
+    borderLeft: '1px solid var(--affine-border-color)',
+  },
+  selectors: {
+    '&[data-state="hidden"]': {
+      opacity: 0,
+    },
+  },
+});
+export const TableScrollbar = style({
+  marginTop: '60px',
+  height: 'calc(100% - 120px)',
+  borderRadius: '4px',
+});
+
+export const scrollbarThumb = style({
+  position: 'relative',
+  background: 'var(--affine-divider-color)',
+  width: '50%',
+  overflow: 'hidden',
+  borderRadius: '4px',
+  ':hover': {
+    background: 'var(--affine-icon-color)',
+  },
+  selectors: {
+    '&::before': {
+      content: '""',
+      position: 'absolute',
+      top: '50%',
+      left: '50%',
+      transform: 'translate(-50%, -50%)',
+      width: '100%',
+      height: '100%',
+      minWidth: '44px',
+      minHeight: '44px',
+    },
+  },
+});