icon_button.rs

  1#![allow(missing_docs)]
  2use gpui::{AnyView, DefiniteLength, Hsla};
  3
  4use super::button_like::{ButtonCommon, ButtonLike, ButtonSize, ButtonStyle};
  5use crate::{prelude::*, ElevationIndex, Indicator, SelectableButton};
  6use crate::{IconName, IconSize};
  7
  8use super::button_icon::ButtonIcon;
  9
 10/// The shape of an [`IconButton`].
 11#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Copy)]
 12pub enum IconButtonShape {
 13    Square,
 14    Wide,
 15}
 16
 17#[derive(IntoElement)]
 18pub struct IconButton {
 19    base: ButtonLike,
 20    shape: IconButtonShape,
 21    icon: IconName,
 22    icon_size: IconSize,
 23    icon_color: Color,
 24    selected_icon: Option<IconName>,
 25    selected_icon_color: Option<Color>,
 26    indicator: Option<Indicator>,
 27    indicator_border_color: Option<Hsla>,
 28    alpha: Option<f32>,
 29}
 30
 31impl IconButton {
 32    pub fn new(id: impl Into<ElementId>, icon: IconName) -> Self {
 33        let mut this = Self {
 34            base: ButtonLike::new(id),
 35            shape: IconButtonShape::Wide,
 36            icon,
 37            icon_size: IconSize::default(),
 38            icon_color: Color::Default,
 39            selected_icon: None,
 40            selected_icon_color: None,
 41            indicator: None,
 42            indicator_border_color: None,
 43            alpha: None,
 44        };
 45        this.base.base = this.base.base.debug_selector(|| format!("ICON-{:?}", icon));
 46        this
 47    }
 48
 49    pub fn shape(mut self, shape: IconButtonShape) -> Self {
 50        self.shape = shape;
 51        self
 52    }
 53
 54    pub fn icon_size(mut self, icon_size: IconSize) -> Self {
 55        self.icon_size = icon_size;
 56        self
 57    }
 58
 59    pub fn icon_color(mut self, icon_color: Color) -> Self {
 60        self.icon_color = icon_color;
 61        self
 62    }
 63
 64    pub fn alpha(mut self, alpha: f32) -> Self {
 65        self.alpha = Some(alpha);
 66        self
 67    }
 68
 69    pub fn selected_icon(mut self, icon: impl Into<Option<IconName>>) -> Self {
 70        self.selected_icon = icon.into();
 71        self
 72    }
 73
 74    /// Sets the icon color used when the button is in a selected state.
 75    pub fn selected_icon_color(mut self, color: impl Into<Option<Color>>) -> Self {
 76        self.selected_icon_color = color.into();
 77        self
 78    }
 79
 80    pub fn indicator(mut self, indicator: Indicator) -> Self {
 81        self.indicator = Some(indicator);
 82        self
 83    }
 84
 85    pub fn indicator_border_color(mut self, color: Option<Hsla>) -> Self {
 86        self.indicator_border_color = color;
 87        self
 88    }
 89}
 90
 91impl Disableable for IconButton {
 92    fn disabled(mut self, disabled: bool) -> Self {
 93        self.base = self.base.disabled(disabled);
 94        self
 95    }
 96}
 97
 98impl Toggleable for IconButton {
 99    fn toggle_state(mut self, selected: bool) -> Self {
100        self.base = self.base.toggle_state(selected);
101        self
102    }
103}
104
105impl SelectableButton for IconButton {
106    fn selected_style(mut self, style: ButtonStyle) -> Self {
107        self.base = self.base.selected_style(style);
108        self
109    }
110}
111
112impl Clickable for IconButton {
113    fn on_click(
114        mut self,
115        handler: impl Fn(&gpui::ClickEvent, &mut Window, &mut App) + 'static,
116    ) -> Self {
117        self.base = self.base.on_click(handler);
118        self
119    }
120
121    fn cursor_style(mut self, cursor_style: gpui::CursorStyle) -> Self {
122        self.base = self.base.cursor_style(cursor_style);
123        self
124    }
125}
126
127impl FixedWidth for IconButton {
128    fn width(mut self, width: DefiniteLength) -> Self {
129        self.base = self.base.width(width);
130        self
131    }
132
133    fn full_width(mut self) -> Self {
134        self.base = self.base.full_width();
135        self
136    }
137}
138
139impl ButtonCommon for IconButton {
140    fn id(&self) -> &ElementId {
141        self.base.id()
142    }
143
144    fn style(mut self, style: ButtonStyle) -> Self {
145        self.base = self.base.style(style);
146        self
147    }
148
149    fn size(mut self, size: ButtonSize) -> Self {
150        self.base = self.base.size(size);
151        self
152    }
153
154    fn tooltip(mut self, tooltip: impl Fn(&mut Window, &mut App) -> AnyView + 'static) -> Self {
155        self.base = self.base.tooltip(tooltip);
156        self
157    }
158
159    fn layer(mut self, elevation: ElevationIndex) -> Self {
160        self.base = self.base.layer(elevation);
161        self
162    }
163}
164
165impl VisibleOnHover for IconButton {
166    fn visible_on_hover(mut self, group_name: impl Into<SharedString>) -> Self {
167        self.base = self.base.visible_on_hover(group_name);
168        self
169    }
170}
171
172impl RenderOnce for IconButton {
173    fn render(self, window: &mut Window, cx: &mut App) -> impl IntoElement {
174        let is_disabled = self.base.disabled;
175        let is_selected = self.base.selected;
176        let selected_style = self.base.selected_style;
177
178        let color = self.icon_color.color(cx).opacity(self.alpha.unwrap_or(1.0));
179        self.base
180            .map(|this| match self.shape {
181                IconButtonShape::Square => {
182                    let size = self.icon_size.square(window, cx);
183                    this.width(size.into()).height(size.into())
184                }
185                IconButtonShape::Wide => this,
186            })
187            .child(
188                ButtonIcon::new(self.icon)
189                    .disabled(is_disabled)
190                    .toggle_state(is_selected)
191                    .selected_icon(self.selected_icon)
192                    .selected_icon_color(self.selected_icon_color)
193                    .when_some(selected_style, |this, style| this.selected_style(style))
194                    .when_some(self.indicator, |this, indicator| {
195                        this.indicator(indicator)
196                            .indicator_border_color(self.indicator_border_color)
197                    })
198                    .size(self.icon_size)
199                    .color(Color::Custom(color)),
200            )
201    }
202}