Struct gtk4_sys::GtkWidgetClass

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#[repr(C)]
pub struct GtkWidgetClass {
Show 28 fields
    pub parent_class: GInitiallyUnownedClass,
    pub show: Option<unsafe extern "C" fn(_: *mut GtkWidget)>,
    pub hide: Option<unsafe extern "C" fn(_: *mut GtkWidget)>,
    pub map: Option<unsafe extern "C" fn(_: *mut GtkWidget)>,
    pub unmap: Option<unsafe extern "C" fn(_: *mut GtkWidget)>,
    pub realize: Option<unsafe extern "C" fn(_: *mut GtkWidget)>,
    pub unrealize: Option<unsafe extern "C" fn(_: *mut GtkWidget)>,
    pub root: Option<unsafe extern "C" fn(_: *mut GtkWidget)>,
    pub unroot: Option<unsafe extern "C" fn(_: *mut GtkWidget)>,
    pub size_allocate: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: c_int, _: c_int, _: c_int)>,
    pub state_flags_changed: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkStateFlags)>,
    pub direction_changed: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkTextDirection)>,
    pub get_request_mode: Option<unsafe extern "C" fn(_: *mut GtkWidget) -> GtkSizeRequestMode>,
    pub measure: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkOrientation, _: c_int, _: *mut c_int, _: *mut c_int, _: *mut c_int, _: *mut c_int)>,
    pub mnemonic_activate: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: gboolean) -> gboolean>,
    pub grab_focus: Option<unsafe extern "C" fn(_: *mut GtkWidget) -> gboolean>,
    pub focus: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkDirectionType) -> gboolean>,
    pub set_focus_child: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: *mut GtkWidget)>,
    pub move_focus: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkDirectionType)>,
    pub keynav_failed: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkDirectionType) -> gboolean>,
    pub query_tooltip: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: c_int, _: c_int, _: gboolean, _: *mut GtkTooltip) -> gboolean>,
    pub compute_expand: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: *mut gboolean, _: *mut gboolean)>,
    pub css_changed: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: *mut GtkCssStyleChange)>,
    pub system_setting_changed: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkSystemSetting)>,
    pub snapshot: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: *mut GtkSnapshot)>,
    pub contains: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: c_double, _: c_double) -> gboolean>,
    pub priv_: *mut GtkWidgetClassPrivate,
    pub padding: [gpointer; 8],

}

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§parent_class: GInitiallyUnownedClass§show: Option<unsafe extern "C" fn(_: *mut GtkWidget)>§hide: Option<unsafe extern "C" fn(_: *mut GtkWidget)>§map: Option<unsafe extern "C" fn(_: *mut GtkWidget)>§unmap: Option<unsafe extern "C" fn(_: *mut GtkWidget)>§realize: Option<unsafe extern "C" fn(_: *mut GtkWidget)>§unrealize: Option<unsafe extern "C" fn(_: *mut GtkWidget)>§root: Option<unsafe extern "C" fn(_: *mut GtkWidget)>§unroot: Option<unsafe extern "C" fn(_: *mut GtkWidget)>§size_allocate: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: c_int, _: c_int, _: c_int)>§state_flags_changed: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkStateFlags)>§direction_changed: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkTextDirection)>§get_request_mode: Option<unsafe extern "C" fn(_: *mut GtkWidget) -> GtkSizeRequestMode>§measure: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkOrientation, _: c_int, _: *mut c_int, _: *mut c_int, _: *mut c_int, _: *mut c_int)>§mnemonic_activate: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: gboolean) -> gboolean>§grab_focus: Option<unsafe extern "C" fn(_: *mut GtkWidget) -> gboolean>§focus: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkDirectionType) -> gboolean>§set_focus_child: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: *mut GtkWidget)>§move_focus: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkDirectionType)>§keynav_failed: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkDirectionType) -> gboolean>§query_tooltip: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: c_int, _: c_int, _: gboolean, _: *mut GtkTooltip) -> gboolean>§compute_expand: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: *mut gboolean, _: *mut gboolean)>§css_changed: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: *mut GtkCssStyleChange)>§system_setting_changed: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: GtkSystemSetting)>§snapshot: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: *mut GtkSnapshot)>§contains: Option<unsafe extern "C" fn(_: *mut GtkWidget, _: c_double, _: c_double) -> gboolean>§priv_: *mut GtkWidgetClassPrivate§padding: [gpointer; 8]

Trait Implementations§

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impl Clone for GtkWidgetClass

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fn clone(&self) -> GtkWidgetClass

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

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

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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 Copy for GtkWidgetClass

Auto Trait Implementations§

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
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)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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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
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.