Files
coop/crates/ui/src/input/text_input.rs
2025-05-21 18:48:00 +07:00

303 lines
11 KiB
Rust

use gpui::{
div, prelude::FluentBuilder as _, px, relative, AnyElement, App, DefiniteLength, Entity,
InteractiveElement as _, IntoElement, MouseButton, ParentElement as _, Rems, RenderOnce,
Styled, Window,
};
use theme::ActiveTheme;
use super::InputState;
use crate::{
button::{Button, ButtonVariants as _},
h_flex,
indicator::Indicator,
input::clear_button::clear_button,
scroll::{Scrollbar, ScrollbarAxis},
IconName, Sizable, Size, StyleSized,
};
#[derive(IntoElement)]
pub struct TextInput {
state: Entity<InputState>,
size: Size,
no_gap: bool,
prefix: Option<AnyElement>,
suffix: Option<AnyElement>,
height: Option<DefiniteLength>,
appearance: bool,
cleanable: bool,
mask_toggle: bool,
disabled: bool,
}
impl Sizable for TextInput {
fn with_size(mut self, size: impl Into<Size>) -> Self {
self.size = size.into();
self
}
}
impl TextInput {
/// Create a new [`TextInput`] element bind to the [`InputState`].
pub fn new(state: &Entity<InputState>) -> Self {
Self {
state: state.clone(),
size: Size::default(),
no_gap: false,
prefix: None,
suffix: None,
height: None,
appearance: true,
cleanable: false,
mask_toggle: false,
disabled: false,
}
}
pub fn prefix(mut self, prefix: impl IntoElement) -> Self {
self.prefix = Some(prefix.into_any_element());
self
}
pub fn suffix(mut self, suffix: impl IntoElement) -> Self {
self.suffix = Some(suffix.into_any_element());
self
}
/// Set full height of the input (Multi-line only).
pub fn h_full(mut self) -> Self {
self.height = Some(relative(1.));
self
}
/// Set height of the input (Multi-line only).
pub fn h(mut self, height: impl Into<DefiniteLength>) -> Self {
self.height = Some(height.into());
self
}
/// Set the appearance of the input field.
pub fn appearance(mut self, appearance: bool) -> Self {
self.appearance = appearance;
self
}
/// Set true to show the clear button when the input field is not empty.
pub fn cleanable(mut self) -> Self {
self.cleanable = true;
self
}
/// Set to enable toggle button for password mask state.
pub fn mask_toggle(mut self) -> Self {
self.mask_toggle = true;
self
}
/// Set to disable the input field.
pub fn disabled(mut self, disabled: bool) -> Self {
self.disabled = disabled;
self
}
/// Set true to not use gap between input and prefix, suffix, and clear button.
///
/// Default: false
#[allow(dead_code)]
pub(super) fn no_gap(mut self) -> Self {
self.no_gap = true;
self
}
fn render_toggle_mask_button(state: Entity<InputState>) -> impl IntoElement {
Button::new("toggle-mask")
.icon(IconName::Eye)
.xsmall()
.ghost()
.on_mouse_down(MouseButton::Left, {
let state = state.clone();
move |_, window, cx| {
state.update(cx, |state, cx| {
state.set_masked(false, window, cx);
})
}
})
.on_mouse_up(MouseButton::Left, {
let state = state.clone();
move |_, window, cx| {
state.update(cx, |state, cx| {
state.set_masked(true, window, cx);
})
}
})
}
}
impl RenderOnce for TextInput {
fn render(self, window: &mut Window, cx: &mut App) -> impl IntoElement {
const LINE_HEIGHT: Rems = Rems(1.25);
self.state.update(cx, |state, _| {
state.mode.set_height(self.height);
state.disabled = self.disabled;
});
let state = self.state.read(cx);
let focused = state.focus_handle.is_focused(window);
let mut gap_x = match self.size {
Size::Small => px(4.),
Size::Large => px(8.),
_ => px(4.),
};
if self.no_gap {
gap_x = px(0.);
}
let prefix = self.prefix;
let suffix = self.suffix;
let show_clear_button =
self.cleanable && !state.loading && !state.text.is_empty() && state.is_single_line();
let bg = if state.disabled {
cx.theme().surface_background
} else {
cx.theme().elevated_surface_background
};
div()
.id(("input", self.state.entity_id()))
.flex()
.key_context(crate::input::CONTEXT)
.track_focus(&state.focus_handle)
.when(!state.disabled, |this| {
this.on_action(window.listener_for(&self.state, InputState::backspace))
.on_action(window.listener_for(&self.state, InputState::delete))
.on_action(
window.listener_for(&self.state, InputState::delete_to_beginning_of_line),
)
.on_action(window.listener_for(&self.state, InputState::delete_to_end_of_line))
.on_action(window.listener_for(&self.state, InputState::delete_previous_word))
.on_action(window.listener_for(&self.state, InputState::delete_next_word))
.on_action(window.listener_for(&self.state, InputState::enter))
.on_action(window.listener_for(&self.state, InputState::escape))
})
.on_action(window.listener_for(&self.state, InputState::left))
.on_action(window.listener_for(&self.state, InputState::right))
.on_action(window.listener_for(&self.state, InputState::select_left))
.on_action(window.listener_for(&self.state, InputState::select_right))
.when(state.is_multi_line(), |this| {
this.on_action(window.listener_for(&self.state, InputState::up))
.on_action(window.listener_for(&self.state, InputState::down))
.on_action(window.listener_for(&self.state, InputState::select_up))
.on_action(window.listener_for(&self.state, InputState::select_down))
.on_action(window.listener_for(&self.state, InputState::shift_to_new_line))
})
.on_action(window.listener_for(&self.state, InputState::select_all))
.on_action(window.listener_for(&self.state, InputState::select_to_start_of_line))
.on_action(window.listener_for(&self.state, InputState::select_to_end_of_line))
.on_action(window.listener_for(&self.state, InputState::select_to_previous_word))
.on_action(window.listener_for(&self.state, InputState::select_to_next_word))
.on_action(window.listener_for(&self.state, InputState::home))
.on_action(window.listener_for(&self.state, InputState::end))
.on_action(window.listener_for(&self.state, InputState::move_to_start))
.on_action(window.listener_for(&self.state, InputState::move_to_end))
.on_action(window.listener_for(&self.state, InputState::move_to_previous_word))
.on_action(window.listener_for(&self.state, InputState::move_to_next_word))
.on_action(window.listener_for(&self.state, InputState::select_to_start))
.on_action(window.listener_for(&self.state, InputState::select_to_end))
.on_action(window.listener_for(&self.state, InputState::show_character_palette))
.on_action(window.listener_for(&self.state, InputState::copy))
.on_action(window.listener_for(&self.state, InputState::paste))
.on_action(window.listener_for(&self.state, InputState::cut))
.on_action(window.listener_for(&self.state, InputState::undo))
.on_action(window.listener_for(&self.state, InputState::redo))
.on_key_down(window.listener_for(&self.state, InputState::on_key_down))
.on_mouse_down(
MouseButton::Left,
window.listener_for(&self.state, InputState::on_mouse_down),
)
.on_mouse_up(
MouseButton::Left,
window.listener_for(&self.state, InputState::on_mouse_up),
)
.on_scroll_wheel(window.listener_for(&self.state, InputState::on_scroll_wheel))
.size_full()
.line_height(LINE_HEIGHT)
.cursor_text()
.input_py(self.size)
.input_h(self.size)
.when(state.is_multi_line(), |this| {
this.h_auto()
.when_some(self.height, |this, height| this.h(height))
})
.when(self.appearance, |this| {
this.bg(bg)
.rounded(cx.theme().radius)
.when(focused, |this| this.border_color(cx.theme().ring))
})
.when(prefix.is_none(), |this| this.input_pl(self.size))
.input_pr(self.size)
.items_center()
.gap(gap_x)
.children(prefix)
// TODO: Define height here, and use it in the input element
.child(self.state.clone())
.child(
h_flex()
.id("suffix")
.absolute()
.gap(gap_x)
.when(self.appearance, |this| this.bg(bg))
.items_center()
.when(suffix.is_none(), |this| this.pr_1())
.right_0()
.when(state.loading, |this| {
this.child(Indicator::new().color(cx.theme().text_muted))
})
.when(self.mask_toggle, |this| {
this.child(Self::render_toggle_mask_button(self.state.clone()))
})
.when(show_clear_button, |this| {
this.child(clear_button(cx).on_click({
let state = self.state.clone();
move |_, window, cx| {
state.update(cx, |state, cx| {
state.clean(window, cx);
})
}
}))
})
.children(suffix),
)
.when(state.is_multi_line(), |this| {
let entity_id = self.state.entity_id();
if state.last_layout.is_some() {
let scroll_size = state.scroll_size;
this.relative().child(
div()
.absolute()
.top_0()
.left_0()
.right(px(1.))
.bottom_0()
.child(
Scrollbar::vertical(
entity_id,
state.scrollbar_state.clone(),
state.scroll_handle.clone(),
scroll_size,
)
.axis(ScrollbarAxis::Vertical),
),
)
} else {
this
}
})
}
}