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Replace stateful widgets with new iced_pure API

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This commit is contained in:
Héctor Ramón Jiménez 2022-07-27 06:49:20 +02:00
parent c44267b85f
commit ff2519b1d4
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GPG key ID: 140CC052C94F138E
142 changed files with 3631 additions and 14494 deletions
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53
native/src/widget.rs
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@ -15,6 +15,7 @@ pub mod button;
pub mod checkbox;
pub mod column;
pub mod container;
pub mod helpers;
pub mod image;
pub mod pane_grid;
pub mod pick_list;
@ -30,6 +31,7 @@ pub mod text;
pub mod text_input;
pub mod toggler;
pub mod tooltip;
pub mod tree;
#[doc(no_inline)]
pub use button::Button;
@ -40,6 +42,8 @@ pub use column::Column;
#[doc(no_inline)]
pub use container::Container;
#[doc(no_inline)]
pub use helpers::*;
#[doc(no_inline)]
pub use image::Image;
#[doc(no_inline)]
pub use pane_grid::PaneGrid;
@ -69,6 +73,8 @@ pub use text_input::TextInput;
pub use toggler::Toggler;
#[doc(no_inline)]
pub use tooltip::Tooltip;
#[doc(no_inline)]
pub use tree::Tree;
use crate::event::{self, Event};
use crate::layout;
@ -109,12 +115,10 @@ where
/// Returns the height of the [`Widget`].
fn height(&self) -> Length;
/// Returns the [`Node`] of the [`Widget`].
/// Returns the [`layout::Node`] of the [`Widget`].
///
/// This [`Node`] is used by the runtime to compute the [`Layout`] of the
/// This [`layout::Node`] is used by the runtime to compute the [`Layout`] of the
/// user interface.
///
/// [`Node`]: layout::Node
fn layout(
&self,
renderer: &Renderer,
@ -124,6 +128,7 @@ where
/// Draws the [`Widget`] using the associated `Renderer`.
fn draw(
&self,
state: &Tree,
renderer: &mut Renderer,
theme: &Renderer::Theme,
style: &renderer::Style,
@ -132,20 +137,34 @@ where
viewport: &Rectangle,
);
/// Processes a runtime [`Event`].
/// Returns the [`Tag`] of the [`Widget`].
///
/// It receives:
/// * an [`Event`] describing user interaction
/// * the computed [`Layout`] of the [`Widget`]
/// * the current cursor position
/// * a mutable `Message` list, allowing the [`Widget`] to produce
/// new messages based on user interaction.
/// * the `Renderer`
/// * a [`Clipboard`], if available
/// [`Tag`]: tree::Tag
fn tag(&self) -> tree::Tag {
tree::Tag::stateless()
}
/// Returns the [`State`] of the [`Widget`].
///
/// [`State`]: tree::State
fn state(&self) -> tree::State {
tree::State::None
}
/// Returns the state [`Tree`] of the children of the [`Widget`].
fn children(&self) -> Vec<Tree> {
Vec::new()
}
/// Reconciliates the [`Widget`] with the provided [`Tree`].
fn diff(&self, _tree: &mut Tree) {}
/// Processes a runtime [`Event`].
///
/// By default, it does nothing.
fn on_event(
&mut self,
_state: &mut Tree,
_event: Event,
_layout: Layout<'_>,
_cursor_position: Point,
@ -161,6 +180,7 @@ where
/// By default, it returns [`mouse::Interaction::Idle`].
fn mouse_interaction(
&self,
_state: &Tree,
_layout: Layout<'_>,
_cursor_position: Point,
_viewport: &Rectangle,
@ -170,11 +190,12 @@ where
}
/// Returns the overlay of the [`Widget`], if there is any.
fn overlay(
&mut self,
fn overlay<'a>(
&'a self,
_state: &'a mut Tree,
_layout: Layout<'_>,
_renderer: &Renderer,
) -> Option<overlay::Element<'_, Message, Renderer>> {
) -> Option<overlay::Element<'a, Message, Renderer>> {
None
}
}