1 files changed, 121 insertions, 0 deletions
diff --git a/frontend/src/components/modals/DropdownMultiselect.tsx b/frontend/src/components/modals/DropdownMultiselect.tsx
new file mode 100644
index 00000000..5defbfa4
--- /dev/null
+++ b/frontend/src/components/modals/DropdownMultiselect.tsx
@@ -0,0 +1,121 @@
+import {
+  DialogButton,
+  DialogCheckbox,
+  DialogCheckboxProps,
+  Marquee,
+  Menu,
+  MenuItem,
+  findModuleChild,
+  showContextMenu,
+} from 'decky-frontend-lib';
+import { FC, useCallback, useEffect, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { FaChevronDown } from 'react-icons/fa';
+
+const dropDownControlButtonClass = findModuleChild((m) => {
+  if (typeof m !== 'object') return undefined;
+  for (const prop in m) {
+    if (m[prop]?.toString()?.includes('gamepaddropdown_DropDownControlButton')) {
+      return m[prop];
+    }
+  }
+});
+
+const DropdownMultiselectItem: FC<
+  {
+    value: any;
+    onSelect: (checked: boolean, value: any) => void;
+    checked: boolean;
+  } & DialogCheckboxProps
+> = ({ value, onSelect, checked: defaultChecked, ...rest }) => {
+  const [checked, setChecked] = useState(defaultChecked);
+
+  useEffect(() => {
+    onSelect?.(checked, value);
+  }, [checked, onSelect, value]);
+
+  return (
+    <MenuItem bInteractableItem onClick={() => setChecked((x) => !x)}>
+      <DialogCheckbox
+        style={{ marginBottom: 0, padding: 0 }}
+        className="decky_DropdownMultiselectItem_DialogCheckbox"
+        bottomSeparator="none"
+        {...rest}
+        onClick={() => setChecked((x) => !x)}
+        onChange={(checked) => setChecked(checked)}
+        controlled
+        checked={checked}
+      />
+    </MenuItem>
+  );
+};
+
+const DropdownMultiselect: FC<{
+  items: {
+    label: string;
+    value: string;
+  }[];
+  selected: string[];
+  onSelect: (selected: any[]) => void;
+  label: string;
+}> = ({ label, items, selected, onSelect }) => {
+  const [itemsSelected, setItemsSelected] = useState<any>(selected);
+  const { t } = useTranslation();
+
+  const handleItemSelect = useCallback((checked, value) => {
+    setItemsSelected((x: any) =>
+      checked ? [...x.filter((y: any) => y !== value), value] : x.filter((y: any) => y !== value),
+    );
+  }, []);
+
+  useEffect(() => {
+    onSelect(itemsSelected);
+  }, [itemsSelected, onSelect]);
+
+  return (
+    <DialogButton
+      style={{
+        display: 'flex',
+        alignItems: 'center',
+        maxWidth: '100%',
+      }}
+      className={dropDownControlButtonClass}
+      onClick={(evt) => {
+        evt.preventDefault();
+        showContextMenu(
+          <Menu label={label} cancelText={t('DropdownMultiselect.button.back') as string}>
+            <style>
+              {`
+              /* Inherit color from ".basiccontextmenu" */
+              .decky_DropdownMultiselectItem_DialogCheckbox > .DialogToggle_Label {
+                color: inherit;
+              }
+              `}
+            </style>
+            <div style={{ marginTop: '10px' }}>{/*FIXME: Hack for missing padding under label menu*/}</div>
+            {items.map((x) => (
+              <DropdownMultiselectItem
+                key={x.value}
+                label={x.label}
+                value={x.value}
+                checked={itemsSelected.includes(x.value)}
+                onSelect={handleItemSelect}
+              />
+            ))}
+          </Menu>,
+          evt.currentTarget ?? window,
+        );
+      }}
+    >
+      <Marquee>
+        {selected.length > 0
+          ? selected.map((x: any) => items[items.findIndex((v) => v.value === x)].label).join(', ')
+          : '…'}
+      </Marquee>
+      <div style={{ flexGrow: 1, minWidth: '1ch' }} />
+      <FaChevronDown style={{ height: '1em', flex: '0 0 1em' }} />
+    </DialogButton>
+  );
+};
+
+export default DropdownMultiselect;