pub struct Null {}
Available on crate feature
user
only.Expand description
WM_NULL
message, which has no parameters.
Return type: ()
.
Trait Implementations§
source§impl MsgSend for Null
impl MsgSend for Null
source§fn convert_ret(&self, _: isize) -> Self::RetType
fn convert_ret(&self, _: isize) -> Self::RetType
Converts the generic
isize
return value to the specific type returned
by the message.source§fn as_generic_wm(&mut self) -> WndMsg
fn as_generic_wm(&mut self) -> WndMsg
Converts the specific message parameters struct into the generic
WndMsg
message struct.source§impl MsgSendRecv for Null
impl MsgSendRecv for Null
source§fn from_generic_wm(_: WndMsg) -> Self
fn from_generic_wm(_: WndMsg) -> Self
Converts the generic
WndMsg
parameters struct
into the specific message struct.impl Copy for Null
Auto Trait Implementations§
impl Freeze for Null
impl RefUnwindSafe for Null
impl Send for Null
impl Sync for Null
impl Unpin for Null
impl UnwindSafe for Null
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more