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mod container;
mod iter_children;
mod object_ext;
mod remove;
mod set_child;
#[cfg(test)]
mod tests;
mod widget_ext;
pub use container::RelmContainerExt;
pub use iter_children::RelmIterChildrenExt;
pub use object_ext::RelmObjectExt;
pub use remove::{RelmRemoveAllExt, RelmRemoveExt};
pub use set_child::RelmSetChildExt;
pub use widget_ext::RelmWidgetExt;
use gtk::prelude::{
ApplicationExt, ApplicationExtManual, Cast, IsA, ListBoxRowExt, StaticType, WidgetExt,
};
pub trait WidgetRef {
fn widget_ref(&self) -> >k::Widget;
}
impl<T: AsRef<gtk::Widget>> WidgetRef for T {
fn widget_ref(&self) -> >k::Widget {
self.as_ref()
}
}
pub trait WidgetTemplate: Sized + std::fmt::Debug + std::ops::Deref<Target = Self::Root> {
type Root;
fn init() -> Self;
}
pub trait ApplicationBuilderExt {
fn launch<F>(self, init: F)
where
F: Fn(gtk::Application, gtk::ApplicationWindow) + 'static;
}
impl ApplicationBuilderExt for gtk::builders::ApplicationBuilder {
fn launch<F>(self, init: F)
where
F: Fn(gtk::Application, gtk::ApplicationWindow) + 'static,
{
let app = self.build();
app.connect_activate(move |app| {
let window = gtk::ApplicationWindow::new(app);
init(app.clone(), window.clone());
window.show();
});
app.run();
}
}
pub trait RelmListBoxExt {
fn index_of_child(&self, widget: &impl AsRef<gtk::Widget>) -> Option<i32>;
fn remove_row_of_child(&self, widget: &impl AsRef<gtk::Widget>);
fn row_of_child(&self, widget: &impl AsRef<gtk::Widget>) -> Option<gtk::ListBoxRow>;
}
impl RelmListBoxExt for gtk::ListBox {
fn index_of_child(&self, widget: &impl AsRef<gtk::Widget>) -> Option<i32> {
self.row_of_child(widget).map(|row| row.index())
}
fn remove_row_of_child(&self, widget: &impl AsRef<gtk::Widget>) {
if let Some(row) = self.row_of_child(widget) {
row.set_child(None::<>k::Widget>);
self.remove(&row);
}
}
fn row_of_child(&self, widget: &impl AsRef<gtk::Widget>) -> Option<gtk::ListBoxRow> {
if let Some(row) = widget.as_ref().ancestor(gtk::ListBoxRow::static_type()) {
if let Some(row) = row.downcast_ref::<gtk::ListBoxRow>() {
if let Some(parent_widget) = row.parent() {
if let Some(parent_box) = parent_widget.downcast_ref::<Self>() {
if parent_box == self {
return Some(row.clone());
}
}
}
}
}
None
}
}
pub trait ContainerChild {
type Child: IsA<gtk::Widget>;
}
macro_rules! container_child_impl {
($($type:ty: $child:ty)+) => {
$(
impl ContainerChild for $type {
type Child = $child;
}
)+
};
($($type:ty)+) => {
$(
impl ContainerChild for $type {
type Child = gtk::Widget;
}
)+
};
}
container_child_impl! {
gtk::Box
gtk::Fixed
gtk::Grid
gtk::ActionBar
gtk::Stack
gtk::HeaderBar
gtk::InfoBar
gtk::Button
gtk::ComboBox
gtk::FlowBoxChild
gtk::Frame
gtk::Popover
gtk::Window
gtk::ApplicationWindow
gtk::ListBoxRow
gtk::ScrolledWindow
gtk::Dialog
gtk::LinkButton
gtk::ToggleButton
gtk::Overlay
gtk::Revealer
gtk::WindowHandle
}
container_child_impl! {
gtk::ListBox: gtk::ListBoxRow
gtk::FlowBox: gtk::FlowBoxChild
}
#[cfg(feature = "libadwaita")]
mod libadwaita {
use super::ContainerChild;
container_child_impl! {
adw::TabView
adw::Window
adw::Bin
adw::ApplicationWindow
adw::Clamp
adw::ClampScrollable
adw::SplitButton
adw::StatusPage
adw::PreferencesGroup
adw::ToastOverlay
}
}