summaryrefslogtreecommitdiffstats
path: root/pure/src/widget.rs
diff options
context:
space:
mode:
Diffstat (limited to 'pure/src/widget.rs')
-rw-r--r--pure/src/widget.rs149
1 files changed, 0 insertions, 149 deletions
diff --git a/pure/src/widget.rs b/pure/src/widget.rs
deleted file mode 100644
index cd825ad8..00000000
--- a/pure/src/widget.rs
+++ /dev/null
@@ -1,149 +0,0 @@
-//! Use the built-in widgets or create your own.
-pub mod button;
-pub mod checkbox;
-pub mod container;
-pub mod image;
-pub mod pane_grid;
-pub mod pick_list;
-pub mod progress_bar;
-pub mod radio;
-pub mod rule;
-pub mod scrollable;
-pub mod slider;
-pub mod svg;
-pub mod text;
-pub mod text_input;
-pub mod toggler;
-pub mod tooltip;
-pub mod tree;
-
-mod column;
-mod row;
-mod space;
-
-pub use button::Button;
-pub use checkbox::Checkbox;
-pub use column::Column;
-pub use container::Container;
-pub use image::Image;
-pub use pane_grid::PaneGrid;
-pub use pick_list::PickList;
-pub use progress_bar::ProgressBar;
-pub use radio::Radio;
-pub use row::Row;
-pub use rule::Rule;
-pub use scrollable::Scrollable;
-pub use slider::Slider;
-pub use space::Space;
-pub use svg::Svg;
-pub use text::Text;
-pub use text_input::TextInput;
-pub use toggler::Toggler;
-pub use tooltip::{Position, Tooltip};
-pub use tree::Tree;
-
-use iced_native::event::{self, Event};
-use iced_native::layout::{self, Layout};
-use iced_native::mouse;
-use iced_native::overlay;
-use iced_native::renderer;
-use iced_native::{Clipboard, Length, Point, Rectangle, Shell};
-
-/// A component that displays information and allows interaction.
-///
-/// If you want to build your own widgets, you will need to implement this
-/// trait.
-pub trait Widget<Message, Renderer>
-where
- Renderer: iced_native::Renderer,
-{
- /// Returns the width of the [`Widget`].
- fn width(&self) -> Length;
-
- /// Returns the height of the [`Widget`].
- fn height(&self) -> Length;
-
- /// Returns the [`layout::Node`] of the [`Widget`].
- ///
- /// This [`layout::Node`] is used by the runtime to compute the [`Layout`] of the
- /// user interface.
- fn layout(
- &self,
- renderer: &Renderer,
- limits: &layout::Limits,
- ) -> layout::Node;
-
- /// Draws the [`Widget`] using the associated `Renderer`.
- fn draw(
- &self,
- state: &Tree,
- renderer: &mut Renderer,
- theme: &Renderer::Theme,
- style: &renderer::Style,
- layout: Layout<'_>,
- cursor_position: Point,
- viewport: &Rectangle,
- );
-
- /// Returns the [`Tag`] of the [`Widget`].
- ///
- /// [`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,
- _renderer: &Renderer,
- _clipboard: &mut dyn Clipboard,
- _shell: &mut Shell<'_, Message>,
- ) -> event::Status {
- event::Status::Ignored
- }
-
- /// Returns the current [`mouse::Interaction`] of the [`Widget`].
- ///
- /// By default, it returns [`mouse::Interaction::Idle`].
- fn mouse_interaction(
- &self,
- _state: &Tree,
- _layout: Layout<'_>,
- _cursor_position: Point,
- _viewport: &Rectangle,
- _renderer: &Renderer,
- ) -> mouse::Interaction {
- mouse::Interaction::Idle
- }
-
- /// Returns the overlay of the [`Widget`], if there is any.
- fn overlay<'a>(
- &'a self,
- _state: &'a mut Tree,
- _layout: Layout<'_>,
- _renderer: &Renderer,
- ) -> Option<overlay::Element<'a, Message, Renderer>> {
- None
- }
-}