Merge pull request #426 from silevis/v4-fix/handle-cut-not-working-on-dropdown-cell

V4 fix: dropdown cell values are not clearing after being cut (cmd/ctrl-x)

Author: MichaelMatejko

src/lib/CellTemplates/DropdownCellTemplate.tsx

@@ -155,7 +155,7 @@ const DropdownInput: FC<DIProps> = ({ onCellChanged, cell }) => {
             onChange={(e) => onCellChanged({ ...cell, selectedValue: (e as OptionType).value, isOpen: false, inputValue: undefined })}
             blurInputOnSelect={true}
             defaultValue={selectedValue}
-            value={selectedValue}
+            value={selectedValue !== undefined ? selectedValue : null}
             isDisabled={cell.isDisabled}
             options={cell.values}
             onKeyDown={e => {

src/test/TestGrid.tsx

@@ -254,7 +254,7 @@ export const TestGrid: React.FC<TestGridProps> = (props) => {
                 { value: "vue", label: "Vue" },
                 { value: "angular", label: "Angular" },
               ],
-              currentValue: "react",
+              currentValue: null,
               isDisabled: false,
             };
           case -1: // just for interface testing purposes