Introduce selector flag and decouple iced_widget from iced_runtime

runtime/src/widget/operation.rs

@@ -0,0 +1,88 @@
+//! Change internal widget state.
+use crate::core::widget::Id;
+use crate::core::widget::operation;
+use crate::task;
+use crate::{Action, Task};
+
+pub use crate::core::widget::operation::scrollable::{
+    AbsoluteOffset, RelativeOffset,
+};
+
+/// Snaps the scrollable with the given [`Id`] to the provided [`RelativeOffset`].
+pub fn snap_to<T>(id: impl Into<Id>, offset: RelativeOffset) -> Task<T> {
+    task::effect(Action::widget(operation::scrollable::snap_to(
+        id.into(),
+        offset,
+    )))
+}
+
+/// Snaps the scrollable with the given [`Id`] to the [`RelativeOffset::END`].
+pub fn snap_to_end<T>(id: impl Into<Id>) -> Task<T> {
+    task::effect(Action::widget(operation::scrollable::snap_to(
+        id.into(),
+        RelativeOffset::END,
+    )))
+}
+
+/// Scrolls the scrollable with the given [`Id`] to the provided [`AbsoluteOffset`].
+pub fn scroll_to<T>(id: impl Into<Id>, offset: AbsoluteOffset) -> Task<T> {
+    task::effect(Action::widget(operation::scrollable::scroll_to(
+        id.into(),
+        offset,
+    )))
+}
+
+/// Scrolls the scrollable with the given [`Id`] by the provided [`AbsoluteOffset`].
+pub fn scroll_by<T>(id: impl Into<Id>, offset: AbsoluteOffset) -> Task<T> {
+    task::effect(Action::widget(operation::scrollable::scroll_by(
+        id.into(),
+        offset,
+    )))
+}
+
+/// Focuses the previous focusable widget.
+pub fn focus_previous<T>() -> Task<T> {
+    task::effect(Action::widget(operation::focusable::focus_previous()))
+}
+
+/// Focuses the next focusable widget.
+pub fn focus_next<T>() -> Task<T> {
+    task::effect(Action::widget(operation::focusable::focus_next()))
+}
+
+/// Returns whether the widget with the given [`Id`] is focused or not.
+pub fn is_focused(id: impl Into<Id>) -> Task<bool> {
+    task::widget(operation::focusable::is_focused(id.into()))
+}
+
+/// Focuses the widget with the given [`Id`].
+pub fn focus<T>(id: impl Into<Id>) -> Task<T> {
+    task::effect(Action::widget(operation::focusable::focus(id.into())))
+}
+
+/// Moves the cursor of the widget with the given [`Id`] to the end.
+pub fn move_cursor_to_end<T>(id: impl Into<Id>) -> Task<T> {
+    task::effect(Action::widget(operation::text_input::move_cursor_to_end(
+        id.into(),
+    )))
+}
+
+/// Moves the cursor of the widget with the given [`Id`] to the front.
+pub fn move_cursor_to_front<T>(id: impl Into<Id>) -> Task<T> {
+    task::effect(Action::widget(operation::text_input::move_cursor_to_front(
+        id.into(),
+    )))
+}
+
+/// Moves the cursor of the widget with the given [`Id`] to the provided position.
+pub fn move_cursor_to<T>(id: impl Into<Id>, position: usize) -> Task<T> {
+    task::effect(Action::widget(operation::text_input::move_cursor_to(
+        id.into(),
+        position,
+    )))
+}
+
+/// Selects all the content of the widget with the given [`Id`].
+pub fn select_all<T>(id: impl Into<Id>) -> Task<T> {
+    task::effect(Action::widget(operation::text_input::select_all(id.into())))
+}

runtime/src/widget/selector.rs

@@ -0,0 +1,18 @@
+//! Find and query widgets in your applications.
+pub use iced_selector::Selector;
+
+pub use iced_selector::target::{Bounded, Match, Target, Text};
+
+use crate::Task;
+use crate::core::widget;
+use crate::task;
+
+/// Finds a widget by the given [`widget::Id`].
+pub fn find_by_id(id: impl Into<widget::Id>) -> Task<Option<Match>> {
+    task::widget(id.into().find())
+}
+
+/// Finds a widget that contains the given text.
+pub fn find_by_text(text: impl Into<String>) -> Task<Option<Text>> {
+    task::widget(Selector::find(text.into()))
+}