Struct gtk4::Snapshot [−][src]
pub struct Snapshot(_);
Implementations
pub fn append_inset_shadow(
&self,
outline: &RoundedRect,
color: &RGBA,
dx: f32,
dy: f32,
spread: f32,
blur_radius: f32
)
pub fn append_outset_shadow(
&self,
outline: &RoundedRect,
color: &RGBA,
dx: f32,
dy: f32,
spread: f32,
blur_radius: f32
)
pub fn render_background(
&self,
context: &impl IsA<StyleContext>,
x: f64,
y: f64,
width: f64,
height: f64
)
pub fn render_focus(
&self,
context: &impl IsA<StyleContext>,
x: f64,
y: f64,
width: f64,
height: f64
)
pub fn render_frame(
&self,
context: &impl IsA<StyleContext>,
x: f64,
y: f64,
width: f64,
height: f64
)
pub fn render_insertion_cursor(
&self,
context: &impl IsA<StyleContext>,
x: f64,
y: f64,
layout: &Layout,
index: i32,
direction: Direction
)
pub fn render_layout(
&self,
context: &impl IsA<StyleContext>,
x: f64,
y: f64,
layout: &Layout
)
pub fn append_border(
&self,
outline: &RoundedRect,
border_width: &[f32; 4],
border_color: &[RGBA; 4]
)
pub fn append_linear_gradient(
&self,
bounds: &Rect,
start_point: &Point,
end_point: &Point,
stops: &[ColorStop]
)
pub fn append_radial_gradient(
&self,
bounds: &Rect,
center: &Point,
hradius: f32,
vradius: f32,
start: f32,
end: f32,
stops: &[ColorStop]
)
pub fn append_conic_gradient(
&self,
bounds: &Rect,
center: &Point,
rotation: f32,
stops: &[ColorStop]
)
pub fn append_repeating_radial_gradient(
&self,
bounds: &Rect,
center: &Point,
hradius: f32,
vradius: f32,
start: f32,
end: f32,
stops: &[ColorStop]
)
Trait Implementations
This method returns an ordering between self
and other
values if one exists. Read more
This method tests less than (for self
and other
) and is used by the <
operator. Read more
This method tests less than or equal to (for self
and other
) and is used by the <=
operator. Read more
This method tests greater than (for self
and other
) and is used by the >
operator. Read more
Returns the type identifier of Self
.
Auto Trait Implementations
impl RefUnwindSafe for Snapshot
impl UnwindSafe for Snapshot
Blanket Implementations
Mutably borrows from an owned value. Read more
Upcasts an object to a superclass or interface T
. Read more
Upcasts an object to a reference of its superclass or interface T
. Read more
Tries to downcast to a subclass or interface implementor T
. Read more
Tries to downcast to a reference of its subclass or interface implementor T
. Read more
Tries to cast to an object of type T
. This handles upcasting, downcasting
and casting between interface and interface implementors. All checks are performed at
runtime, while downcast
and upcast
will do many checks at compile-time already. Read more
Tries to cast to reference to an object of type T
. This handles upcasting, downcasting
and casting between interface and interface implementors. All checks are performed at
runtime, while downcast
and upcast
will do many checks at compile-time already. Read more
Casts to T
unconditionally. Read more
Casts to &T
unconditionally. Read more
Returns true
if the object is an instance of (can be cast to) T
.
pub fn set_property<'a, N, V>(
&self,
property_name: N,
value: V
) -> Result<(), BoolError> where
N: Into<&'a str>,
V: ToValue,
pub fn set_property_from_value<'a, N>(
&self,
property_name: N,
value: &Value
) -> Result<(), BoolError> where
N: Into<&'a str>,
pub fn set_properties_from_value(
&self,
property_values: &[(&str, Value)]
) -> Result<(), BoolError>
pub fn has_property<'a, N>(&self, property_name: N, type_: Option<Type>) -> bool where
N: Into<&'a str>,
pub fn find_property<'a, N>(&self, property_name: N) -> Option<ParamSpec> where
N: Into<&'a str>,
Safety Read more
Safety Read more
Safety Read more
Safety Read more
pub 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,
Same as connect
but takes a SignalId
instead of a signal name.
pub fn connect_local<'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>,
Same as connect_local
but takes a SignalId
instead of a signal name.
pub 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>,
Same as connect_unsafe
but takes a SignalId
instead of a signal name.
Emit signal by signal id.
Same as emit
but takes Value
for the arguments.
Emit signal by its name.
Same as emit_by_name
but takes Value
for the arguments.
Emit signal with details by signal id.
Same as emit_with_details
but takes Value
for the arguments.
pub fn connect_notify<F>(&self, name: Option<&str>, f: F) -> SignalHandlerId where
F: 'static + Fn(&T, &ParamSpec) + Send + Sync,
pub fn connect_notify_local<F>(
&self,
name: Option<&str>,
f: F
) -> SignalHandlerId where
F: 'static + Fn(&T, &ParamSpec),
pub unsafe fn connect_notify_unsafe<F>(
&self,
name: Option<&str>,
f: F
) -> SignalHandlerId where
F: Fn(&T, &ParamSpec),
pub 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>,
Returns a SendValue
clone of self
.