gtk4/auto/adjustment.rs
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// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT
use crate::ffi;
use glib::{
prelude::*,
signal::{connect_raw, SignalHandlerId},
translate::*,
};
use std::boxed::Box as Box_;
glib::wrapper! {
/// [`Adjustment`][crate::Adjustment] is a model for a numeric value.
///
/// The [`Adjustment`][crate::Adjustment] has an associated lower and upper bound.
/// It also contains step and page increments, and a page size.
///
/// Adjustments are used within several GTK widgets, including
/// [`SpinButton`][crate::SpinButton], [`Viewport`][crate::Viewport], [`Scrollbar`][crate::Scrollbar]
/// and [`Scale`][crate::Scale].
///
/// The [`Adjustment`][crate::Adjustment] object does not update the value itself. Instead
/// it is left up to the owner of the [`Adjustment`][crate::Adjustment] to control the value.
///
/// ## Properties
///
///
/// #### `lower`
/// The minimum value of the adjustment.
///
/// Readable | Writeable
///
///
/// #### `page-increment`
/// The page increment of the adjustment.
///
/// Readable | Writeable
///
///
/// #### `page-size`
/// The page size of the adjustment.
///
/// Note that the page-size is irrelevant and should be set to zero
/// if the adjustment is used for a simple scalar value, e.g. in a
/// [`SpinButton`][crate::SpinButton].
///
/// Readable | Writeable
///
///
/// #### `step-increment`
/// The step increment of the adjustment.
///
/// Readable | Writeable
///
///
/// #### `upper`
/// The maximum value of the adjustment.
///
/// Note that values will be restricted by `upper - page-size` if the page-size
/// property is nonzero.
///
/// Readable | Writeable
///
///
/// #### `value`
/// The value of the adjustment.
///
/// Readable | Writeable
///
/// ## Signals
///
///
/// #### `changed`
/// Emitted when one or more of the [`Adjustment`][crate::Adjustment] properties have been
/// changed.
///
/// Note that the [`value`][struct@crate::Adjustment#value] property is
/// covered by the [`value-changed`][struct@crate::Adjustment#value-changed] signal.
///
///
///
///
/// #### `value-changed`
/// Emitted when the value has been changed.
///
///
///
/// # Implements
///
/// [`AdjustmentExt`][trait@crate::prelude::AdjustmentExt], [`trait@glib::ObjectExt`]
#[doc(alias = "GtkAdjustment")]
pub struct Adjustment(Object<ffi::GtkAdjustment, ffi::GtkAdjustmentClass>);
match fn {
type_ => || ffi::gtk_adjustment_get_type(),
}
}
impl Adjustment {
pub const NONE: Option<&'static Adjustment> = None;
/// Creates a new [`Adjustment`][crate::Adjustment].
/// ## `value`
/// the initial value
/// ## `lower`
/// the minimum value
/// ## `upper`
/// the maximum value
/// ## `step_increment`
/// the step increment
/// ## `page_increment`
/// the page increment
/// ## `page_size`
/// the page size
///
/// # Returns
///
/// a new [`Adjustment`][crate::Adjustment]
#[doc(alias = "gtk_adjustment_new")]
pub fn new(
value: f64,
lower: f64,
upper: f64,
step_increment: f64,
page_increment: f64,
page_size: f64,
) -> Adjustment {
assert_initialized_main_thread!();
unsafe {
from_glib_none(ffi::gtk_adjustment_new(
value,
lower,
upper,
step_increment,
page_increment,
page_size,
))
}
}
// rustdoc-stripper-ignore-next
/// Creates a new builder-pattern struct instance to construct [`Adjustment`] objects.
///
/// This method returns an instance of [`AdjustmentBuilder`](crate::builders::AdjustmentBuilder) which can be used to create [`Adjustment`] objects.
pub fn builder() -> AdjustmentBuilder {
AdjustmentBuilder::new()
}
}
impl Default for Adjustment {
fn default() -> Self {
glib::object::Object::new::<Self>()
}
}
// rustdoc-stripper-ignore-next
/// A [builder-pattern] type to construct [`Adjustment`] objects.
///
/// [builder-pattern]: https://doc.rust-lang.org/1.0.0/style/ownership/builders.html
#[must_use = "The builder must be built to be used"]
pub struct AdjustmentBuilder {
builder: glib::object::ObjectBuilder<'static, Adjustment>,
}
impl AdjustmentBuilder {
fn new() -> Self {
Self {
builder: glib::object::Object::builder(),
}
}
/// The minimum value of the adjustment.
pub fn lower(self, lower: f64) -> Self {
Self {
builder: self.builder.property("lower", lower),
}
}
/// The page increment of the adjustment.
pub fn page_increment(self, page_increment: f64) -> Self {
Self {
builder: self.builder.property("page-increment", page_increment),
}
}
/// The page size of the adjustment.
///
/// Note that the page-size is irrelevant and should be set to zero
/// if the adjustment is used for a simple scalar value, e.g. in a
/// [`SpinButton`][crate::SpinButton].
pub fn page_size(self, page_size: f64) -> Self {
Self {
builder: self.builder.property("page-size", page_size),
}
}
/// The step increment of the adjustment.
pub fn step_increment(self, step_increment: f64) -> Self {
Self {
builder: self.builder.property("step-increment", step_increment),
}
}
/// The maximum value of the adjustment.
///
/// Note that values will be restricted by `upper - page-size` if the page-size
/// property is nonzero.
pub fn upper(self, upper: f64) -> Self {
Self {
builder: self.builder.property("upper", upper),
}
}
/// The value of the adjustment.
pub fn value(self, value: f64) -> Self {
Self {
builder: self.builder.property("value", value),
}
}
// rustdoc-stripper-ignore-next
/// Build the [`Adjustment`].
#[must_use = "Building the object from the builder is usually expensive and is not expected to have side effects"]
pub fn build(self) -> Adjustment {
assert_initialized_main_thread!();
self.builder.build()
}
}
/// Trait containing all [`struct@Adjustment`] methods.
///
/// # Implementors
///
/// [`Adjustment`][struct@crate::Adjustment]
pub trait AdjustmentExt: IsA<Adjustment> + 'static {
/// Updates the value property to ensure that the range
/// between @lower and @upper is in the current page.
///
/// The current page goes from `value` to `value` + `page-size`.
/// If the range is larger than the page size, then only the
/// start of it will be in the current page.
///
/// A [`value-changed`][struct@crate::Adjustment#value-changed] signal will be emitted
/// if the value is changed.
/// ## `lower`
/// the lower value
/// ## `upper`
/// the upper value
#[doc(alias = "gtk_adjustment_clamp_page")]
fn clamp_page(&self, lower: f64, upper: f64) {
unsafe {
ffi::gtk_adjustment_clamp_page(self.as_ref().to_glib_none().0, lower, upper);
}
}
/// Sets all properties of the adjustment at once.
///
/// Use this function to avoid multiple emissions of the
/// [`changed`][struct@crate::Adjustment#changed] signal. See
/// [`set_lower()`][Self::set_lower()] for an alternative
/// way of compressing multiple emissions of
/// [`changed`][struct@crate::Adjustment#changed] into one.
/// ## `value`
/// the new value
/// ## `lower`
/// the new minimum value
/// ## `upper`
/// the new maximum value
/// ## `step_increment`
/// the new step increment
/// ## `page_increment`
/// the new page increment
/// ## `page_size`
/// the new page size
#[doc(alias = "gtk_adjustment_configure")]
fn configure(
&self,
value: f64,
lower: f64,
upper: f64,
step_increment: f64,
page_increment: f64,
page_size: f64,
) {
unsafe {
ffi::gtk_adjustment_configure(
self.as_ref().to_glib_none().0,
value,
lower,
upper,
step_increment,
page_increment,
page_size,
);
}
}
/// Retrieves the minimum value of the adjustment.
///
/// # Returns
///
/// The current minimum value of the adjustment
#[doc(alias = "gtk_adjustment_get_lower")]
#[doc(alias = "get_lower")]
fn lower(&self) -> f64 {
unsafe { ffi::gtk_adjustment_get_lower(self.as_ref().to_glib_none().0) }
}
/// Gets the smaller of step increment and page increment.
///
/// # Returns
///
/// the minimum increment of @self
#[doc(alias = "gtk_adjustment_get_minimum_increment")]
#[doc(alias = "get_minimum_increment")]
fn minimum_increment(&self) -> f64 {
unsafe { ffi::gtk_adjustment_get_minimum_increment(self.as_ref().to_glib_none().0) }
}
/// Retrieves the page increment of the adjustment.
///
/// # Returns
///
/// The current page increment of the adjustment
#[doc(alias = "gtk_adjustment_get_page_increment")]
#[doc(alias = "get_page_increment")]
#[doc(alias = "page-increment")]
fn page_increment(&self) -> f64 {
unsafe { ffi::gtk_adjustment_get_page_increment(self.as_ref().to_glib_none().0) }
}
/// Retrieves the page size of the adjustment.
///
/// # Returns
///
/// The current page size of the adjustment
#[doc(alias = "gtk_adjustment_get_page_size")]
#[doc(alias = "get_page_size")]
#[doc(alias = "page-size")]
fn page_size(&self) -> f64 {
unsafe { ffi::gtk_adjustment_get_page_size(self.as_ref().to_glib_none().0) }
}
/// Retrieves the step increment of the adjustment.
///
/// # Returns
///
/// The current step increment of the adjustment.
#[doc(alias = "gtk_adjustment_get_step_increment")]
#[doc(alias = "get_step_increment")]
#[doc(alias = "step-increment")]
fn step_increment(&self) -> f64 {
unsafe { ffi::gtk_adjustment_get_step_increment(self.as_ref().to_glib_none().0) }
}
/// Retrieves the maximum value of the adjustment.
///
/// # Returns
///
/// The current maximum value of the adjustment
#[doc(alias = "gtk_adjustment_get_upper")]
#[doc(alias = "get_upper")]
fn upper(&self) -> f64 {
unsafe { ffi::gtk_adjustment_get_upper(self.as_ref().to_glib_none().0) }
}
/// Gets the current value of the adjustment.
///
/// # Returns
///
/// The current value of the adjustment
#[doc(alias = "gtk_adjustment_get_value")]
#[doc(alias = "get_value")]
fn value(&self) -> f64 {
unsafe { ffi::gtk_adjustment_get_value(self.as_ref().to_glib_none().0) }
}
/// Sets the minimum value of the adjustment.
///
/// When setting multiple adjustment properties via their individual
/// setters, multiple [`changed`][struct@crate::Adjustment#changed] signals will
/// be emitted. However, since the emission of the
/// [`changed`][struct@crate::Adjustment#changed] signal is tied to the emission
/// of the ::notify signals of the changed properties, it’s possible
/// to compress the [`changed`][struct@crate::Adjustment#changed] signals into one
/// by calling g_object_freeze_notify() and g_object_thaw_notify()
/// around the calls to the individual setters.
///
/// Alternatively, using a single g_object_set() for all the properties
/// to change, or using [`configure()`][Self::configure()] has the same effect.
/// ## `lower`
/// the new minimum value
#[doc(alias = "gtk_adjustment_set_lower")]
#[doc(alias = "lower")]
fn set_lower(&self, lower: f64) {
unsafe {
ffi::gtk_adjustment_set_lower(self.as_ref().to_glib_none().0, lower);
}
}
/// Sets the page increment of the adjustment.
///
/// See [`set_lower()`][Self::set_lower()] about how to compress
/// multiple emissions of the [`changed`][struct@crate::Adjustment#changed]
/// signal when setting multiple adjustment properties.
/// ## `page_increment`
/// the new page increment
#[doc(alias = "gtk_adjustment_set_page_increment")]
#[doc(alias = "page-increment")]
fn set_page_increment(&self, page_increment: f64) {
unsafe {
ffi::gtk_adjustment_set_page_increment(self.as_ref().to_glib_none().0, page_increment);
}
}
/// Sets the page size of the adjustment.
///
/// See [`set_lower()`][Self::set_lower()] about how to compress
/// multiple emissions of the [`changed`][struct@crate::Adjustment#changed]
/// signal when setting multiple adjustment properties.
/// ## `page_size`
/// the new page size
#[doc(alias = "gtk_adjustment_set_page_size")]
#[doc(alias = "page-size")]
fn set_page_size(&self, page_size: f64) {
unsafe {
ffi::gtk_adjustment_set_page_size(self.as_ref().to_glib_none().0, page_size);
}
}
/// Sets the step increment of the adjustment.
///
/// See [`set_lower()`][Self::set_lower()] about how to compress
/// multiple emissions of the [`changed`][struct@crate::Adjustment#changed]
/// signal when setting multiple adjustment properties.
/// ## `step_increment`
/// the new step increment
#[doc(alias = "gtk_adjustment_set_step_increment")]
#[doc(alias = "step-increment")]
fn set_step_increment(&self, step_increment: f64) {
unsafe {
ffi::gtk_adjustment_set_step_increment(self.as_ref().to_glib_none().0, step_increment);
}
}
/// Sets the maximum value of the adjustment.
///
/// Note that values will be restricted by `upper - page-size`
/// if the page-size property is nonzero.
///
/// See [`set_lower()`][Self::set_lower()] about how to compress
/// multiple emissions of the [`changed`][struct@crate::Adjustment#changed]
/// signal when setting multiple adjustment properties.
/// ## `upper`
/// the new maximum value
#[doc(alias = "gtk_adjustment_set_upper")]
#[doc(alias = "upper")]
fn set_upper(&self, upper: f64) {
unsafe {
ffi::gtk_adjustment_set_upper(self.as_ref().to_glib_none().0, upper);
}
}
/// Sets the [`Adjustment`][crate::Adjustment] value.
///
/// The value is clamped to lie between [`lower`][struct@crate::Adjustment#lower]
/// and [`upper`][struct@crate::Adjustment#upper].
///
/// Note that for adjustments which are used in a [`Scrollbar`][crate::Scrollbar],
/// the effective range of allowed values goes from
/// [`lower`][struct@crate::Adjustment#lower] to
/// [`upper`][struct@crate::Adjustment#upper] - [`page-size`][struct@crate::Adjustment#page-size].
/// ## `value`
/// the new value
#[doc(alias = "gtk_adjustment_set_value")]
#[doc(alias = "value")]
fn set_value(&self, value: f64) {
unsafe {
ffi::gtk_adjustment_set_value(self.as_ref().to_glib_none().0, value);
}
}
/// Emitted when one or more of the [`Adjustment`][crate::Adjustment] properties have been
/// changed.
///
/// Note that the [`value`][struct@crate::Adjustment#value] property is
/// covered by the [`value-changed`][struct@crate::Adjustment#value-changed] signal.
#[doc(alias = "changed")]
fn connect_changed<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn changed_trampoline<P: IsA<Adjustment>, F: Fn(&P) + 'static>(
this: *mut ffi::GtkAdjustment,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(Adjustment::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"changed".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
changed_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
/// Emitted when the value has been changed.
#[doc(alias = "value-changed")]
fn connect_value_changed<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn value_changed_trampoline<P: IsA<Adjustment>, F: Fn(&P) + 'static>(
this: *mut ffi::GtkAdjustment,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(Adjustment::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"value-changed".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
value_changed_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
#[doc(alias = "lower")]
fn connect_lower_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_lower_trampoline<P: IsA<Adjustment>, F: Fn(&P) + 'static>(
this: *mut ffi::GtkAdjustment,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(Adjustment::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"notify::lower".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
notify_lower_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
#[doc(alias = "page-increment")]
fn connect_page_increment_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_page_increment_trampoline<
P: IsA<Adjustment>,
F: Fn(&P) + 'static,
>(
this: *mut ffi::GtkAdjustment,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(Adjustment::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"notify::page-increment".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
notify_page_increment_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
#[doc(alias = "page-size")]
fn connect_page_size_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_page_size_trampoline<
P: IsA<Adjustment>,
F: Fn(&P) + 'static,
>(
this: *mut ffi::GtkAdjustment,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(Adjustment::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"notify::page-size".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
notify_page_size_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
#[doc(alias = "step-increment")]
fn connect_step_increment_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_step_increment_trampoline<
P: IsA<Adjustment>,
F: Fn(&P) + 'static,
>(
this: *mut ffi::GtkAdjustment,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(Adjustment::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"notify::step-increment".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
notify_step_increment_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
#[doc(alias = "upper")]
fn connect_upper_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_upper_trampoline<P: IsA<Adjustment>, F: Fn(&P) + 'static>(
this: *mut ffi::GtkAdjustment,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(Adjustment::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"notify::upper".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
notify_upper_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
#[doc(alias = "value")]
fn connect_value_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_value_trampoline<P: IsA<Adjustment>, F: Fn(&P) + 'static>(
this: *mut ffi::GtkAdjustment,
_param_spec: glib::ffi::gpointer,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(Adjustment::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
c"notify::value".as_ptr() as *const _,
Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
notify_value_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}
impl<O: IsA<Adjustment>> AdjustmentExt for O {}