Rebol 程式設計/find-key-face

用法

FIND-KEY-FACE face keycode 

描述

搜尋面以確定鍵碼是否適用。

FIND-KEY-FACE 是一個函式值。

引數

• face -- (型別: 物件)
• keycode -- (型別: 字元字)

原始碼

find-key-face: func [
    "Search faces to determine if keycode applies." 
    face [object!] keycode [char! word!] /local w f result
][
    either all [
        w: in face 'keycode 
        w: get w 
        any [keycode = w all [block? w find w keycode]]
    ] [face] [
        w: in face 'pane 
        either block? w: get w [
            result: none 
            foreach f w [if all [object? f f: find-key-face f keycode] [result: f break]] 
            result
        ] [
            if object? :w [find-key-face w keycode]
        ]
    ]
]