A drop-down combination box is a text box with a drop-down list attached.
When the text box has focus, use the keyboard shortcuts that are listed in Section 2.3.9.5 ― Navigating Text Boxes to navigate the text box area. When the text box has focus, you can also use the keyboard shortcuts in the following table to navigate the drop-down list area:
| Keys | Function |
|---|---|
| up arrow | Select the previous item from the drop-down list without displaying the list. |
| down arrow | Select the next item from the drop-down list without displaying the list. |
| Ctrl+down arrow | Open the drop-down list. |
When the drop-down list has focus, you can use the keyboard shortcuts that are listed in the following table to navigate the drop-down list:
| Keys | Function |
|---|---|
| up arrow | Select the previous list item. |
| down arrow | Select the next list item. |
| Home | Select the first item in the list. |
| End | Select the last item in the list. |
| Page Up | Select the item at the top of the current list view. |
| Page Down | Select the item at the bottom of the current list view. |
| spacebar | Accept the current selection and close the drop-down list. |
| Ctrl+Page Up | Scroll to the left of the list, if required. |
| Ctrl+Page Down | Scroll to the right of the list, if required. |