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(Debug, Deserialize, Default)]
208pub struct ProjectPanel {
209    #[serde(flatten)]
210    pub container: ContainerStyle,
211    pub entry: Interactive<ProjectPanelEntry>,
212    pub indent_width: f32,
213}
214
215#[derive(Debug, Deserialize, Default)]
216pub struct ProjectPanelEntry {
217    pub height: f32,
218    #[serde(flatten)]
219    pub container: ContainerStyle,
220    pub text: TextStyle,
221    pub icon_color: Color,
222    pub icon_size: f32,
223    pub icon_spacing: f32,
224}
225
226#[derive(Debug, Deserialize, Default)]
227pub struct CommandPalette {
228    pub key: Interactive<ContainedLabel>,
229    pub keystroke_spacing: f32,
230}
231
232#[derive(Deserialize, Default)]
233pub struct ContactsPanel {
234    #[serde(flatten)]
235    pub container: ContainerStyle,
236    pub host_row_height: f32,
237    pub host_avatar: ImageStyle,
238    pub host_username: ContainedText,
239    pub tree_branch_width: f32,
240    pub tree_branch_color: Color,
241    pub shared_project: WorktreeRow,
242    pub hovered_shared_project: WorktreeRow,
243    pub unshared_project: WorktreeRow,
244    pub hovered_unshared_project: WorktreeRow,
245}
246
247#[derive(Deserialize, Default)]
248pub struct WorktreeRow {
249    #[serde(flatten)]
250    pub container: ContainerStyle,
251    pub height: f32,
252    pub name: ContainedText,
253    pub guest_avatar: ImageStyle,
254    pub guest_avatar_spacing: f32,
255}
256
257#[derive(Deserialize, Default)]
258pub struct ChatMessage {
259    #[serde(flatten)]
260    pub container: ContainerStyle,
261    pub body: TextStyle,
262    pub sender: ContainedText,
263    pub timestamp: ContainedText,
264}
265
266#[derive(Deserialize, Default)]
267pub struct ChannelSelect {
268    #[serde(flatten)]
269    pub container: ContainerStyle,
270    pub header: ChannelName,
271    pub item: ChannelName,
272    pub active_item: ChannelName,
273    pub hovered_item: ChannelName,
274    pub hovered_active_item: ChannelName,
275    pub menu: ContainerStyle,
276}
277
278#[derive(Deserialize, Default)]
279pub struct ChannelName {
280    #[serde(flatten)]
281    pub container: ContainerStyle,
282    pub hash: ContainedText,
283    pub name: TextStyle,
284}
285
286#[derive(Deserialize, Default)]
287pub struct Picker {
288    #[serde(flatten)]
289    pub container: ContainerStyle,
290    pub empty: ContainedLabel,
291    pub input_editor: FieldEditor,
292    pub item: Interactive<ContainedLabel>,
293}
294
295#[derive(Clone, Debug, Deserialize, Default)]
296pub struct ContainedText {
297    #[serde(flatten)]
298    pub container: ContainerStyle,
299    #[serde(flatten)]
300    pub text: TextStyle,
301}
302
303#[derive(Clone, Debug, Deserialize, Default)]
304pub struct ContainedLabel {
305    #[serde(flatten)]
306    pub container: ContainerStyle,
307    #[serde(flatten)]
308    pub label: LabelStyle,
309}
310
311#[derive(Clone, Deserialize, Default)]
312pub struct ProjectDiagnostics {
313    #[serde(flatten)]
314    pub container: ContainerStyle,
315    pub empty_message: TextStyle,
316    pub tab_icon_width: f32,
317    pub tab_icon_spacing: f32,
318    pub tab_summary_spacing: f32,
319}
320
321#[derive(Clone, Deserialize, Default)]
322pub struct Editor {
323    pub text_color: Color,
324    #[serde(default)]
325    pub background: Color,
326    pub selection: SelectionStyle,
327    pub gutter_background: Color,
328    pub gutter_padding_factor: f32,
329    pub active_line_background: Color,
330    pub highlighted_line_background: Color,
331    pub rename_fade: f32,
332    pub document_highlight_read_background: Color,
333    pub document_highlight_write_background: Color,
334    pub diff_background_deleted: Color,
335    pub diff_background_inserted: Color,
336    pub line_number: Color,
337    pub line_number_active: Color,
338    pub guest_selections: Vec<SelectionStyle>,
339    pub syntax: Arc<SyntaxTheme>,
340    pub diagnostic_path_header: DiagnosticPathHeader,
341    pub diagnostic_header: DiagnosticHeader,
342    pub error_diagnostic: DiagnosticStyle,
343    pub invalid_error_diagnostic: DiagnosticStyle,
344    pub warning_diagnostic: DiagnosticStyle,
345    pub invalid_warning_diagnostic: DiagnosticStyle,
346    pub information_diagnostic: DiagnosticStyle,
347    pub invalid_information_diagnostic: DiagnosticStyle,
348    pub hint_diagnostic: DiagnosticStyle,
349    pub invalid_hint_diagnostic: DiagnosticStyle,
350    pub autocomplete: AutocompleteStyle,
351    pub code_actions_indicator: Color,
352    pub unnecessary_code_fade: f32,
353}
354
355#[derive(Clone, Deserialize, Default)]
356pub struct DiagnosticPathHeader {
357    #[serde(flatten)]
358    pub container: ContainerStyle,
359    pub filename: ContainedText,
360    pub path: ContainedText,
361    pub text_scale_factor: f32,
362}
363
364#[derive(Clone, Deserialize, Default)]
365pub struct DiagnosticHeader {
366    #[serde(flatten)]
367    pub container: ContainerStyle,
368    pub message: ContainedLabel,
369    pub code: ContainedText,
370    pub text_scale_factor: f32,
371    pub icon_width_factor: f32,
372}
373
374#[derive(Clone, Deserialize, Default)]
375pub struct DiagnosticStyle {
376    pub message: LabelStyle,
377    #[serde(default)]
378    pub header: ContainerStyle,
379    pub text_scale_factor: f32,
380}
381
382#[derive(Clone, Deserialize, Default)]
383pub struct AutocompleteStyle {
384    #[serde(flatten)]
385    pub container: ContainerStyle,
386    pub item: ContainerStyle,
387    pub selected_item: ContainerStyle,
388    pub hovered_item: ContainerStyle,
389    pub match_highlight: HighlightStyle,
390}
391
392#[derive(Clone, Copy, Default, Deserialize)]
393pub struct SelectionStyle {
394    pub cursor: Color,
395    pub selection: Color,
396}
397
398#[derive(Clone, Deserialize, Default)]
399pub struct FieldEditor {
400    #[serde(flatten)]
401    pub container: ContainerStyle,
402    pub text: TextStyle,
403    #[serde(default)]
404    pub placeholder_text: Option<TextStyle>,
405    pub selection: SelectionStyle,
406}
407
408#[derive(Debug, Default, Clone, Copy)]
409pub struct Interactive<T> {
410    pub default: T,
411    pub hover: Option<T>,
412    pub active: Option<T>,
413    pub active_hover: Option<T>,
414}
415
416impl<T> Interactive<T> {
417    pub fn style_for(&self, state: &MouseState, active: bool) -> &T {
418        if active {
419            if state.hovered {
420                self.active_hover
421                    .as_ref()
422                    .or(self.active.as_ref())
423                    .unwrap_or(&self.default)
424            } else {
425                self.active.as_ref().unwrap_or(&self.default)
426            }
427        } else {
428            if state.hovered {
429                self.hover.as_ref().unwrap_or(&self.default)
430            } else {
431                &self.default
432            }
433        }
434    }
435}
436
437impl<'de, T: DeserializeOwned> Deserialize<'de> for Interactive<T> {
438    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
439    where
440        D: serde::Deserializer<'de>,
441    {
442        #[derive(Deserialize)]
443        struct Helper {
444            #[serde(flatten)]
445            default: Value,
446            hover: Option<Value>,
447            active: Option<Value>,
448            active_hover: Option<Value>,
449        }
450
451        let json = Helper::deserialize(deserializer)?;
452
453        let deserialize_state = |state_json: Option<Value>| -> Result<Option<T>, D::Error> {
454            if let Some(mut state_json) = state_json {
455                if let Value::Object(state_json) = &mut state_json {
456                    if let Value::Object(default) = &json.default {
457                        for (key, value) in default {
458                            if !state_json.contains_key(key) {
459                                state_json.insert(key.clone(), value.clone());
460                            }
461                        }
462                    }
463                }
464                Ok(Some(
465                    serde_json::from_value::<T>(state_json).map_err(serde::de::Error::custom)?,
466                ))
467            } else {
468                Ok(None)
469            }
470        };
471
472        let hover = deserialize_state(json.hover)?;
473        let active = deserialize_state(json.active)?;
474        let active_hover = deserialize_state(json.active_hover)?;
475        let default = serde_json::from_value(json.default).map_err(serde::de::Error::custom)?;
476
477        Ok(Interactive {
478            default,
479            hover,
480            active,
481            active_hover,
482        })
483    }
484}
485
486impl Editor {
487    pub fn replica_selection_style(&self, replica_id: u16) -> &SelectionStyle {
488        let style_ix = replica_id as usize % (self.guest_selections.len() + 1);
489        if style_ix == 0 {
490            &self.selection
491        } else {
492            &self.guest_selections[style_ix - 1]
493        }
494    }
495}
496
497#[derive(Default)]
498pub struct SyntaxTheme {
499    pub highlights: Vec<(String, HighlightStyle)>,
500}
501
502impl SyntaxTheme {
503    pub fn new(highlights: Vec<(String, HighlightStyle)>) -> Self {
504        Self { highlights }
505    }
506}
507
508impl<'de> Deserialize<'de> for SyntaxTheme {
509    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
510    where
511        D: serde::Deserializer<'de>,
512    {
513        let syntax_data: HashMap<String, HighlightStyle> = Deserialize::deserialize(deserializer)?;
514
515        let mut result = Self::new(Vec::new());
516        for (key, style) in syntax_data {
517            match result
518                .highlights
519                .binary_search_by(|(needle, _)| needle.cmp(&key))
520            {
521                Ok(i) | Err(i) => {
522                    result.highlights.insert(i, (key, style));
523                }
524            }
525        }
526
527        Ok(result)
528    }
529}