theme.rs

  1mod theme_registry;
  2
  3use gpui::{
  4    color::Color,
  5    elements::{ContainerStyle, ImageStyle, LabelStyle, MouseState},
  6    fonts::{HighlightStyle, TextStyle},
  7    Border,
  8};
  9use serde::{de::DeserializeOwned, Deserialize};
 10use serde_json::Value;
 11use std::{collections::HashMap, sync::Arc};
 12
 13pub use theme_registry::*;
 14
 15pub const DEFAULT_THEME_NAME: &'static str = "dark";
 16
 17#[derive(Deserialize, Default)]
 18pub struct Theme {
 19    #[serde(default)]
 20    pub name: String,
 21    pub workspace: Workspace,
 22    pub chat_panel: ChatPanel,
 23    pub contacts_panel: ContactsPanel,
 24    pub project_panel: ProjectPanel,
 25    pub command_palette: CommandPalette,
 26    pub picker: Picker,
 27    pub editor: Editor,
 28    pub search: Search,
 29    pub project_diagnostics: ProjectDiagnostics,
 30    pub breadcrumbs: ContainedText,
 31}
 32
 33#[derive(Deserialize, Default)]
 34pub struct Workspace {
 35    pub background: Color,
 36    pub titlebar: Titlebar,
 37    pub tab: Tab,
 38    pub active_tab: Tab,
 39    pub pane_divider: Border,
 40    pub leader_border_opacity: f32,
 41    pub leader_border_width: f32,
 42    pub sidebar_resize_handle: ContainerStyle,
 43    pub status_bar: StatusBar,
 44    pub toolbar: Toolbar,
 45    pub disconnected_overlay: ContainedText,
 46    pub modal: ContainerStyle,
 47}
 48
 49#[derive(Clone, Deserialize, Default)]
 50pub struct Titlebar {
 51    #[serde(flatten)]
 52    pub container: ContainerStyle,
 53    pub height: f32,
 54    pub title: TextStyle,
 55    pub avatar_width: f32,
 56    pub avatar_margin: f32,
 57    pub avatar_ribbon: AvatarRibbon,
 58    pub offline_icon: OfflineIcon,
 59    pub share_icon: Interactive<ShareIcon>,
 60    pub avatar: ImageStyle,
 61    pub sign_in_prompt: Interactive<ContainedText>,
 62    pub outdated_warning: ContainedText,
 63}
 64
 65#[derive(Clone, Deserialize, Default)]
 66pub struct AvatarRibbon {
 67    #[serde(flatten)]
 68    pub container: ContainerStyle,
 69    pub width: f32,
 70    pub height: f32,
 71}
 72
 73#[derive(Clone, Deserialize, Default)]
 74pub struct OfflineIcon {
 75    #[serde(flatten)]
 76    pub container: ContainerStyle,
 77    pub width: f32,
 78    pub color: Color,
 79}
 80
 81#[derive(Clone, Deserialize, Default)]
 82pub struct ShareIcon {
 83    #[serde(flatten)]
 84    pub container: ContainerStyle,
 85    pub color: Color,
 86}
 87
 88#[derive(Clone, Deserialize, Default)]
 89pub struct Tab {
 90    pub height: f32,
 91    #[serde(flatten)]
 92    pub container: ContainerStyle,
 93    #[serde(flatten)]
 94    pub label: LabelStyle,
 95    pub spacing: f32,
 96    pub icon_width: f32,
 97    pub icon_close: Color,
 98    pub icon_close_active: Color,
 99    pub icon_dirty: Color,
100    pub icon_conflict: Color,
101}
102
103#[derive(Clone, Deserialize, Default)]
104pub struct Toolbar {
105    #[serde(flatten)]
106    pub container: ContainerStyle,
107    pub height: f32,
108    pub item_spacing: f32,
109}
110
111#[derive(Clone, Deserialize, Default)]
112pub struct Search {
113    #[serde(flatten)]
114    pub container: ContainerStyle,
115    pub editor: FindEditor,
116    pub invalid_editor: ContainerStyle,
117    pub option_button_group: ContainerStyle,
118    pub option_button: Interactive<ContainedText>,
119    pub match_background: Color,
120    pub match_index: ContainedText,
121    pub results_status: TextStyle,
122    pub tab_icon_width: f32,
123    pub tab_icon_spacing: f32,
124}
125
126#[derive(Clone, Deserialize, Default)]
127pub struct FindEditor {
128    #[serde(flatten)]
129    pub input: FieldEditor,
130    pub min_width: f32,
131    pub max_width: f32,
132}
133
134#[derive(Deserialize, Default)]
135pub struct StatusBar {
136    #[serde(flatten)]
137    pub container: ContainerStyle,
138    pub height: f32,
139    pub item_spacing: f32,
140    pub cursor_position: TextStyle,
141    pub auto_update_progress_message: TextStyle,
142    pub auto_update_done_message: TextStyle,
143    pub lsp_status: Interactive<StatusBarLspStatus>,
144    pub sidebar_buttons: StatusBarSidebarButtons,
145    pub diagnostic_summary: Interactive<StatusBarDiagnosticSummary>,
146    pub diagnostic_message: Interactive<ContainedText>,
147}
148
149#[derive(Deserialize, Default)]
150pub struct StatusBarSidebarButtons {
151    pub group_left: ContainerStyle,
152    pub group_right: ContainerStyle,
153    pub item: Interactive<SidebarItem>,
154}
155
156#[derive(Deserialize, Default)]
157pub struct StatusBarDiagnosticSummary {
158    pub container_ok: ContainerStyle,
159    pub container_warning: ContainerStyle,
160    pub container_error: ContainerStyle,
161    pub text: TextStyle,
162    pub icon_color_ok: Color,
163    pub icon_color_warning: Color,
164    pub icon_color_error: Color,
165    pub height: f32,
166    pub icon_width: f32,
167    pub icon_spacing: f32,
168    pub summary_spacing: f32,
169}
170
171#[derive(Deserialize, Default)]
172pub struct StatusBarLspStatus {
173    #[serde(flatten)]
174    pub container: ContainerStyle,
175    pub height: f32,
176    pub icon_spacing: f32,
177    pub icon_color: Color,
178    pub icon_width: f32,
179    pub message: TextStyle,
180}
181
182#[derive(Deserialize, Default)]
183pub struct Sidebar {
184    pub resize_handle: ContainerStyle,
185}
186
187#[derive(Clone, Copy, Deserialize, Default)]
188pub struct SidebarItem {
189    #[serde(flatten)]
190    pub container: ContainerStyle,
191    pub icon_color: Color,
192    pub icon_size: f32,
193}
194
195#[derive(Deserialize, Default)]
196pub struct ChatPanel {
197    #[serde(flatten)]
198    pub container: ContainerStyle,
199    pub message: ChatMessage,
200    pub pending_message: ChatMessage,
201    pub channel_select: ChannelSelect,
202    pub input_editor: FieldEditor,
203    pub sign_in_prompt: TextStyle,
204    pub hovered_sign_in_prompt: TextStyle,
205}
206
207#[derive(Deserialize, Default)]
208pub struct ProjectPanel {
209    #[serde(flatten)]
210    pub container: ContainerStyle,
211    pub entry: Interactive<ProjectPanelEntry>,
212    pub filename_editor: FieldEditor,
213    pub indent_width: f32,
214}
215
216#[derive(Debug, Deserialize, Default)]
217pub struct ProjectPanelEntry {
218    pub height: f32,
219    #[serde(flatten)]
220    pub container: ContainerStyle,
221    pub text: TextStyle,
222    pub icon_color: Color,
223    pub icon_size: f32,
224    pub icon_spacing: f32,
225}
226
227#[derive(Debug, Deserialize, Default)]
228pub struct CommandPalette {
229    pub key: Interactive<ContainedLabel>,
230    pub keystroke_spacing: f32,
231}
232
233#[derive(Deserialize, Default)]
234pub struct ContactsPanel {
235    #[serde(flatten)]
236    pub container: ContainerStyle,
237    pub header: ContainedText,
238    pub user_query_editor: FieldEditor,
239    pub row_height: f32,
240    pub contact_avatar: ImageStyle,
241    pub contact_username: ContainedText,
242    pub tree_branch_width: f32,
243    pub tree_branch_color: Color,
244    pub shared_project: ProjectRow,
245    pub hovered_shared_project: ProjectRow,
246    pub unshared_project: ProjectRow,
247    pub hovered_unshared_project: ProjectRow,
248}
249
250#[derive(Deserialize, Default)]
251pub struct ProjectRow {
252    #[serde(flatten)]
253    pub container: ContainerStyle,
254    pub height: f32,
255    pub name: ContainedText,
256    pub guest_avatar: ImageStyle,
257    pub guest_avatar_spacing: f32,
258}
259
260#[derive(Deserialize, Default)]
261pub struct ChatMessage {
262    #[serde(flatten)]
263    pub container: ContainerStyle,
264    pub body: TextStyle,
265    pub sender: ContainedText,
266    pub timestamp: ContainedText,
267}
268
269#[derive(Deserialize, Default)]
270pub struct ChannelSelect {
271    #[serde(flatten)]
272    pub container: ContainerStyle,
273    pub header: ChannelName,
274    pub item: ChannelName,
275    pub active_item: ChannelName,
276    pub hovered_item: ChannelName,
277    pub hovered_active_item: ChannelName,
278    pub menu: ContainerStyle,
279}
280
281#[derive(Deserialize, Default)]
282pub struct ChannelName {
283    #[serde(flatten)]
284    pub container: ContainerStyle,
285    pub hash: ContainedText,
286    pub name: TextStyle,
287}
288
289#[derive(Deserialize, Default)]
290pub struct Picker {
291    #[serde(flatten)]
292    pub container: ContainerStyle,
293    pub empty: ContainedLabel,
294    pub input_editor: FieldEditor,
295    pub item: Interactive<ContainedLabel>,
296}
297
298#[derive(Clone, Debug, Deserialize, Default)]
299pub struct ContainedText {
300    #[serde(flatten)]
301    pub container: ContainerStyle,
302    #[serde(flatten)]
303    pub text: TextStyle,
304}
305
306#[derive(Clone, Debug, Deserialize, Default)]
307pub struct ContainedLabel {
308    #[serde(flatten)]
309    pub container: ContainerStyle,
310    #[serde(flatten)]
311    pub label: LabelStyle,
312}
313
314#[derive(Clone, Deserialize, Default)]
315pub struct ProjectDiagnostics {
316    #[serde(flatten)]
317    pub container: ContainerStyle,
318    pub empty_message: TextStyle,
319    pub tab_icon_width: f32,
320    pub tab_icon_spacing: f32,
321    pub tab_summary_spacing: f32,
322}
323
324#[derive(Clone, Deserialize, Default)]
325pub struct Editor {
326    pub text_color: Color,
327    #[serde(default)]
328    pub background: Color,
329    pub selection: SelectionStyle,
330    pub gutter_background: Color,
331    pub gutter_padding_factor: f32,
332    pub active_line_background: Color,
333    pub highlighted_line_background: Color,
334    pub rename_fade: f32,
335    pub document_highlight_read_background: Color,
336    pub document_highlight_write_background: Color,
337    pub diff_background_deleted: Color,
338    pub diff_background_inserted: Color,
339    pub line_number: Color,
340    pub line_number_active: Color,
341    pub guest_selections: Vec<SelectionStyle>,
342    pub syntax: Arc<SyntaxTheme>,
343    pub diagnostic_path_header: DiagnosticPathHeader,
344    pub diagnostic_header: DiagnosticHeader,
345    pub error_diagnostic: DiagnosticStyle,
346    pub invalid_error_diagnostic: DiagnosticStyle,
347    pub warning_diagnostic: DiagnosticStyle,
348    pub invalid_warning_diagnostic: DiagnosticStyle,
349    pub information_diagnostic: DiagnosticStyle,
350    pub invalid_information_diagnostic: DiagnosticStyle,
351    pub hint_diagnostic: DiagnosticStyle,
352    pub invalid_hint_diagnostic: DiagnosticStyle,
353    pub autocomplete: AutocompleteStyle,
354    pub code_actions_indicator: Color,
355    pub unnecessary_code_fade: f32,
356}
357
358#[derive(Clone, Deserialize, Default)]
359pub struct DiagnosticPathHeader {
360    #[serde(flatten)]
361    pub container: ContainerStyle,
362    pub filename: ContainedText,
363    pub path: ContainedText,
364    pub text_scale_factor: f32,
365}
366
367#[derive(Clone, Deserialize, Default)]
368pub struct DiagnosticHeader {
369    #[serde(flatten)]
370    pub container: ContainerStyle,
371    pub message: ContainedLabel,
372    pub code: ContainedText,
373    pub text_scale_factor: f32,
374    pub icon_width_factor: f32,
375}
376
377#[derive(Clone, Deserialize, Default)]
378pub struct DiagnosticStyle {
379    pub message: LabelStyle,
380    #[serde(default)]
381    pub header: ContainerStyle,
382    pub text_scale_factor: f32,
383}
384
385#[derive(Clone, Deserialize, Default)]
386pub struct AutocompleteStyle {
387    #[serde(flatten)]
388    pub container: ContainerStyle,
389    pub item: ContainerStyle,
390    pub selected_item: ContainerStyle,
391    pub hovered_item: ContainerStyle,
392    pub match_highlight: HighlightStyle,
393}
394
395#[derive(Clone, Copy, Default, Deserialize)]
396pub struct SelectionStyle {
397    pub cursor: Color,
398    pub selection: Color,
399}
400
401#[derive(Clone, Deserialize, Default)]
402pub struct FieldEditor {
403    #[serde(flatten)]
404    pub container: ContainerStyle,
405    pub text: TextStyle,
406    #[serde(default)]
407    pub placeholder_text: Option<TextStyle>,
408    pub selection: SelectionStyle,
409}
410
411#[derive(Debug, Default, Clone, Copy)]
412pub struct Interactive<T> {
413    pub default: T,
414    pub hover: Option<T>,
415    pub active: Option<T>,
416    pub active_hover: Option<T>,
417}
418
419impl<T> Interactive<T> {
420    pub fn style_for(&self, state: &MouseState, active: bool) -> &T {
421        if active {
422            if state.hovered {
423                self.active_hover
424                    .as_ref()
425                    .or(self.active.as_ref())
426                    .unwrap_or(&self.default)
427            } else {
428                self.active.as_ref().unwrap_or(&self.default)
429            }
430        } else {
431            if state.hovered {
432                self.hover.as_ref().unwrap_or(&self.default)
433            } else {
434                &self.default
435            }
436        }
437    }
438}
439
440impl<'de, T: DeserializeOwned> Deserialize<'de> for Interactive<T> {
441    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
442    where
443        D: serde::Deserializer<'de>,
444    {
445        #[derive(Deserialize)]
446        struct Helper {
447            #[serde(flatten)]
448            default: Value,
449            hover: Option<Value>,
450            active: Option<Value>,
451            active_hover: Option<Value>,
452        }
453
454        let json = Helper::deserialize(deserializer)?;
455
456        let deserialize_state = |state_json: Option<Value>| -> Result<Option<T>, D::Error> {
457            if let Some(mut state_json) = state_json {
458                if let Value::Object(state_json) = &mut state_json {
459                    if let Value::Object(default) = &json.default {
460                        for (key, value) in default {
461                            if !state_json.contains_key(key) {
462                                state_json.insert(key.clone(), value.clone());
463                            }
464                        }
465                    }
466                }
467                Ok(Some(
468                    serde_json::from_value::<T>(state_json).map_err(serde::de::Error::custom)?,
469                ))
470            } else {
471                Ok(None)
472            }
473        };
474
475        let hover = deserialize_state(json.hover)?;
476        let active = deserialize_state(json.active)?;
477        let active_hover = deserialize_state(json.active_hover)?;
478        let default = serde_json::from_value(json.default).map_err(serde::de::Error::custom)?;
479
480        Ok(Interactive {
481            default,
482            hover,
483            active,
484            active_hover,
485        })
486    }
487}
488
489impl Editor {
490    pub fn replica_selection_style(&self, replica_id: u16) -> &SelectionStyle {
491        let style_ix = replica_id as usize % (self.guest_selections.len() + 1);
492        if style_ix == 0 {
493            &self.selection
494        } else {
495            &self.guest_selections[style_ix - 1]
496        }
497    }
498}
499
500#[derive(Default)]
501pub struct SyntaxTheme {
502    pub highlights: Vec<(String, HighlightStyle)>,
503}
504
505impl SyntaxTheme {
506    pub fn new(highlights: Vec<(String, HighlightStyle)>) -> Self {
507        Self { highlights }
508    }
509}
510
511impl<'de> Deserialize<'de> for SyntaxTheme {
512    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
513    where
514        D: serde::Deserializer<'de>,
515    {
516        let syntax_data: HashMap<String, HighlightStyle> = Deserialize::deserialize(deserializer)?;
517
518        let mut result = Self::new(Vec::new());
519        for (key, style) in syntax_data {
520            match result
521                .highlights
522                .binary_search_by(|(needle, _)| needle.cmp(&key))
523            {
524                Ok(i) | Err(i) => {
525                    result.highlights.insert(i, (key, style));
526                }
527            }
528        }
529
530        Ok(result)
531    }
532}