setFocus 设置焦点
setFocus
类型: MethodDeclaration
所属类: CommandFunctionList
定义位置: command.ts
描述
设置焦点
参数
参数名 | 类型 | 描述 | 默认值 |
---|---|---|---|
\{operation, element, mode, cancelable\} | `{ | ||
operation: string | |||
element?: ElementGetter | |||
mode?: FocusMode | |||
cancelable?: boolean | |||
}` | - | - |
返回值
类型: CommandFunction
源代码
位置: 第 5018 行
protected setFocus({operation, element, mode, cancelable}: {
operation: string
element?: ElementGetter
mode?: FocusMode
cancelable?: boolean
}): CommandFunction {
switch (operation) {
case 'add': {
// 补丁:2023-3-21
if (mode === undefined) {
mode = 'control-child-buttons'
}
const getElement = Command.compileElement(element!)
return () => {
const element = getElement()
if (element) {
element.focusMode = mode
element.focusCancelable = cancelable
UI.addFocus(element)
}
return true
}
}
case 'remove': {
const getElement = Command.compileElement(element!)
return () => {
const element = getElement()
if (element) {
UI.removeFocus(element)
}
return true
}
}
case 'remove-latest':
return () => {
UI.removeLatestFocus()
return true
}
case 'reset':
return () => {
UI.resetFocuses()
return true
}
}
throw new Error('Compiling Error')
}
文档生成时间:2025/7/7 12:07:06