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CtPermission

Struct CtPermission 

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pub struct CtPermission {
    pub edit: Option<bool>,
    pub annot: Option<bool>,
    pub export: Option<bool>,
    pub signature: Option<bool>,
    pub watermark: Option<bool>,
    pub print_screen: Option<bool>,
    pub print: Option<Print>,
    pub valid_period: Option<ValidPeriod>,
}
Expand description

CT_Permission:文档权限声明(见表 8)。

各布尔项缺省值均为 true;此处以 Option 表达“是否显式声明”, 取值请配合 [CtPermission::get] 风格的默认逻辑使用。

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§edit: Option<bool>

是否允许编辑,默认 true

§annot: Option<bool>

是否允许添加或修改标注,默认 true

§export: Option<bool>

是否允许导出,默认 true

§signature: Option<bool>

是否允许进行数字签名,默认 true

§watermark: Option<bool>

是否允许添加水印,默认 true

§print_screen: Option<bool>

是否允许截屏,默认 true

§print: Option<Print>

打印权限设置(可选)。

§valid_period: Option<ValidPeriod>

有效期(可选)。

Trait Implementations§

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impl Clone for CtPermission

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fn clone(&self) -> CtPermission

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for CtPermission

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for CtPermission

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fn default() -> CtPermission

Returns the “default value” for a type. Read more
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impl<'de> Deserialize<'de> for CtPermission

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Serialize for CtPermission

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

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impl<T> Any for T
where T: 'static + ?Sized,

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Gets the TypeId of self. Read more
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where T: ?Sized,

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fn borrow(&self) -> &T

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where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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fn from(t: T) -> T

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where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

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impl<T, U> TryFrom<U> for T
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type Error = Infallible

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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.