Trait gtk::prelude::ObjectExt

source · [−]
pub trait ObjectExt: ObjectType {

Show 23 methods    fn is<T>(&self) -> bool
    where
        T: StaticType;
    fn get_type(&self) -> Type;
    fn get_object_class(&self) -> &ObjectClass;
    fn set_property<'a, N>(
        &self,
        property_name: N,
        value: &dyn ToValue
    ) -> Result<(), BoolError>
    where
        N: Into<&'a str>;
    fn get_property<'a, N>(&self, property_name: N) -> Result<Value, BoolError>
    where
        N: Into<&'a str>;
    fn has_property<'a, N>(
        &self,
        property_name: N,
        type_: Option<Type>
    ) -> Result<(), BoolError>
    where
        N: Into<&'a str>;
    fn get_property_type<'a, N>(&self, property_name: N) -> Option<Type>
    where
        N: Into<&'a str>;
    fn find_property<'a, N>(&self, property_name: N) -> Option<ParamSpec>
    where
        N: Into<&'a str>;
    fn list_properties(&self) -> Vec<ParamSpec, Global>;
    fn block_signal(&self, handler_id: &SignalHandlerId);
    fn unblock_signal(&self, handler_id: &SignalHandlerId);
    fn stop_signal_emission(&self, signal_name: &str);
    fn connect<'a, N, F>(
        &self,
        signal_name: N,
        after: bool,
        callback: F
    ) -> Result<SignalHandlerId, BoolError>
    where
        N: Into<&'a str>,
        F: 'static + Fn(&[Value]) -> Option<Value> + Send + Sync;
    unsafe fn connect_unsafe<'a, N, F>(
        &self,
        signal_name: N,
        after: bool,
        callback: F
    ) -> Result<SignalHandlerId, BoolError>
    where
        N: Into<&'a str>,
        F: Fn(&[Value]) -> Option<Value>;
    fn emit<'a, N>(
        &self,
        signal_name: N,
        args: &[&dyn ToValue]
    ) -> Result<Option<Value>, BoolError>
    where
        N: Into<&'a str>;
    fn disconnect(&self, handler_id: SignalHandlerId);
    fn connect_notify<F>(&self, name: Option<&str>, f: F) -> SignalHandlerId
    where
        F: 'static + Fn(&Self, &ParamSpec) + Send + Sync;
    unsafe fn connect_notify_unsafe<F>(
        &self,
        name: Option<&str>,
        f: F
    ) -> SignalHandlerId
    where
        F: Fn(&Self, &ParamSpec);
    fn notify<'a, N>(&self, property_name: N)
    where
        N: Into<&'a str>;
    fn notify_by_pspec(&self, pspec: &ParamSpec);
    fn downgrade(&self) -> WeakRef<Self>;
    fn bind_property<'a, O, N, M>(
        &'a self,
        source_property: N,
        target: &'a O,
        target_property: M
    ) -> BindingBuilder<'a>
    where
        O: ObjectType,
        N: Into<&'a str>,
        M: Into<&'a str>;
    fn ref_count(&self) -> u32;

}

Required Methods

Returns true if the object is an instance of (can be cast to) T.

Implementors