Repository navigation
Expand file tree
/
Copy pathkeys.rs
More file actions
820 lines (795 loc) · 29.9 KB
/
Copy pathkeys.rs
File metadata and controls
820 lines (795 loc) · 29.9 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
//! Keyboard shortcuts.
use egui::{Key, Modifiers};
use crate::app::App;
use crate::model::{Action, Chat, Dialog, Page, Scroll};
pub fn handle(app: &mut App, ctx: &egui::Context) {
if app.image_preview.is_some() {
preview_keys(app, ctx);
return;
}
if app.video_expanded {
video_keys(app, ctx);
return;
}
let editing_text = ctx.text_edit_focused();
let find = find_action(app);
let mut actions = Vec::new();
ctx.input_mut(|input| {
let mut key = |modifiers: Modifiers, key: Key, action: Action| {
if input.consume_key(modifiers, key) {
actions.push(action);
}
};
// Checked first: a plain Ctrl+F binding also matches Ctrl+Shift+F.
key(
Modifiers::COMMAND | Modifiers::SHIFT,
Key::F,
Action::FocusSearch,
);
key(Modifiers::COMMAND, Key::F, find);
// Before Ctrl+L, which would also match it with Shift held.
if app.settings.app_lock_hash.is_some() {
key(
Modifiers::COMMAND | Modifiers::SHIFT,
Key::L,
Action::LockApp,
);
}
key(Modifiers::COMMAND, Key::K, Action::FocusSearch);
if app.is_linked() {
key(
Modifiers::COMMAND,
Key::N,
Action::ShowDialog(Dialog::NewChat),
);
}
if !editing_text {
key(
Modifiers::NONE,
Key::Questionmark,
Action::ShowDialog(Dialog::Shortcuts),
);
}
if app.page == Page::Chats
&& app.open_chat.is_some()
&& app.dialog.is_none()
&& !app.show_update
&& app.picker.is_none()
&& app.reaction_target.is_none()
&& app.recording.is_none()
{
key(Modifiers::COMMAND, Key::L, Action::FocusComposer);
}
key(Modifiers::COMMAND, Key::B, Action::ToggleSidebar);
key(Modifiers::COMMAND, Key::C
10BC8
omma, Action::ToggleSettings);
key(Modifiers::COMMAND, Key::Q, Action::Quit);
key(Modifiers::COMMAND, Key::W, Action::CloseWindow);
key(
Modifiers::COMMAND,
Key::Slash,
Action::ShowDialog(Dialog::Shortcuts),
);
key(Modifiers::COMMAND, Key::Plus, Action::ZoomBy(0.1));
key(Modifiers::COMMAND, Key::Equals, Action::ZoomBy(0.1));
key(Modifiers::COMMAND, Key::Minus, Action::ZoomBy(-0.1));
key(Modifiers::COMMAND, Key::Num0, Action::ResetZoom);
key(Modifiers::COMMAND, Key::End, Action::ScrollToBottom);
});
// Escape cancels the topmost state. Menus handle Escape themselves.
let menu_open = egui::Popup::is_any_open(ctx);
let search_focused = ctx.memory(|memory| memory.has_focus(egui::Id::new("chat-search")));
let composer_focused = ctx.memory(|memory| memory.has_focus(egui::Id::new("composer-text")));
// PgUp/PgDn/Home/End scroll the open chat. PgUp/PgDn also work while the
// composer has focus, since egui's TextEdit does not handle them itself;
// Home/End keep moving the text cursor in a non-empty field, as ↑ keeps
// its normal meaning outside an empty composer.
if app.page == Page::Chats
&& app.open_chat.is_some()
&& app.dialog.is_none()
&& !app.show_update
&& app.picker.is_none()
&& app.reaction_target.is_none()
&& !menu_open
{
let home_end_allowed = !editing_text || (composer_focused && app.composer.is_empty());
ctx.input_mut(|input| {
if take_plain(input, Key::PageUp) {
actions.push(Action::ScrollPage(Scroll::PageUp));
}
if take_plain(input, Key::PageDown) {
actions.push(Action::ScrollPage(Scroll::PageDown));
}
if home_end_allowed {
if take_plain(input, Key::Home) {
actions.push(Action::ScrollPage(Scroll::Top));
}
if take_plain(input, Key::End) {
actions.push(Action::ScrollPage(Scroll::Bottom));
}
}
});
}
let escape = (!menu_open || app.reaction_target.is_some())
&& ctx.input_mut(|input| input.consume_key(Modifiers::NONE, Key::Escape));
if escape {
if app.show_update {
actions.push(Action::CloseUpdate);
} else if app.dialog.is_some() && app.group_name_edit.is_some() {
// Cancels the group rename and keeps the dialog open.
actions.push(Action::CloseGroupName);
} else if app.dialog.is_some() {
actions.push(Action::CloseDialog);
} else if app.recording.is_some() {
actions.push(Action::CancelRecording);
} else if app.picker.is_some() || app.reaction_target.is_some() {
actions.push(Action::ClosePicker);
} else if app.selection.is_some() {
// Taken here, the key never reaches the selection bar, and
// would otherwise fall through to closing the chat.
actions.push(Action::CancelSelection);
} else if app.chat_search_visible() && app.chat_search_calendar {
// The day filter first, then the pane it hangs from.
app.chat_search_calendar = false;
} else if app.chat_search_visible() && !composer_focused {
actions.push(Action::CloseChatSearch);
} else if app.emoji_start.is_some() {
actions.push(Action::CloseEmojiSuggestions);
} else if app.mention_start.is_some() {
actions.push(Action::CloseMentions);
} else if !app.pending.is_empty() {
actions.push(Action::ClearPending);
} else if app.editing.is_some() {
actions.push(Action::CancelEdit);
} else if app.reply_to.is_some() {
actions.push(Action::CancelReply);
} else if app.page == Page::Wallpaper {
actions.push(Action::Open(Page::Settings));
} else if app.page == Page::Settings && !app.settings_search.is_empty() {
actions.push(Action::SearchSettings(String::new()));
} else if app.page == Page::Settings {
actions.push(Action::Open(Page::Chats));
} else if search_focused || !app.search.is_empty() {
if !app.search.is_empty() {
actions.push(Action::Search(String::new()));
}
if app.open_chat.is_some() {
actions.push(Action::FocusComposer);
}
} else if app.chat_search_visible() {
actions.push(Action::CloseChatSearch);
} else if app.open_chat.is_some() {
actions.push(Action::CloseChat);
} else if app.locked_folder {
actions.push(Action::CloseLockedFolder);
}
}
// Enter sends a recording because the text field is hidden.
if app.recording.is_some()
&& ctx.input_mut(|input| input.consume_key(Modifiers::NONE, Key::Enter))
{
actions.push(Action::SendRecording);
}
// Alt+Up/Down switches chats without leaving the composer, and so do
// Ctrl+Shift+[ and Ctrl+Shift+], WhatsApp's own keys. With Shift held,
// US-style layouts report the brackets as braces, so both spellings
// count; a layout with another character on the shifted key has Alt.
let step = ctx.input_mut(|input| {
let brackets = Modifiers::COMMAND | Modifiers::SHIFT;
let mut pressed = |modifiers: Modifiers, keys: &[Key]| {
keys.iter().any(|key| input.consume_key(modifiers, *key))
};
if pressed(Modifiers::ALT, &[Key::ArrowDown])
|| pressed(brackets, &[Key::CloseBracket, Key::CloseCurlyBracket])
{
1
} else if pressed(Modifiers::ALT, &[Key::ArrowUp])
|| pressed(brackets, &[Key::OpenBracket, Key::OpenCurlyBracket])
{
-1
} else {
0
}
});
if step != 0 {
let visible = app.visible_chats();
if !visible.is_empty() {
let current = app
.open_chat
.as_ref()
.and_then(|open| visible.iter().position(|chat| chat.id == *open));
let next = match current {
Some(index) => (index as i64 + step).rem_euclid(visible.len() as i64) as usize,
None => 0,
};
let next = visible[next].id.clone();
// Stepping through the Unread list must not shift it underfoot.
if app.search.trim().is_empty() && !app.show_archived {
actions.push(Action::KeepUnread(next.clone()));
}
app.scroll_chat_into_view = Some(next.clone());
actions.push(Action::OpenChat(next));
}
}
// Arrow Up in an empty, focused composer edits the user's most recent
// message, as WhatsApp does. The key keeps its normal meaning everywhere
// else: it navigates open overlays and moves the cursor in a non-empty
// field.
let edit_previous = composer_focused
&& app.page == Page::Chats
&& app.open_chat.is_some()
&& app
.open_chat
.as_deref()
.and_then(|id| app.chat(id))
.is_some_and(Chat::can_send)
&& app.composer.is_empty()
&& app.pending.is_empty()
&& app.editing.is_none()
&& app.picker.is_none()
&& app.reaction_target.is_none()
&& app.dialog.is_none()
&& !app.show_update
&& app.recording.is_none()
&& !menu_open
&& ctx.input_mut(|input| take_plain(input, Key::ArrowUp));
if let Some(id) = edit_previous.then(|| app.previous_own_editable()).flatten() {
actions.push(Action::Edit(id));
}
app.actions.extend(actions);
}
/// Removes this frame's first plain (unmodified) press of `key`, if any, and
/// reports whether one was found. `consume_key` is unsuitable here: it also
/// matches the key with Shift or Alt held, and a plain binding must leave
/// those combinations, such as Shift+Home for text selection, alone.
pub(super) fn take_plain(input: &mut egui::InputState, key: Key) -> bool {
let mut taken = false;
input.events.retain(|event| {
if taken {
return true;
}
let matches = matches!(
event,
egui::Event::Key {
key: found,
pressed: true,
modifiers,
..
} if *found == key && *modifiers == Modifiers::NONE
);
taken |= matches;
!matches
});
taken
}
/// Handles keys while the image preview is open. No chat shortcut runs, and
/// typing and clipboard input are swallowed; Tab, Enter, Space and the arrows
/// stay for the preview's own controls.
fn preview_keys(app: &mut App, ctx: &egui::Context) {
let mut actions = Vec::new();
ctx.input_mut(|input| {
if input.consume_key(Modifiers::NONE, Key::Escape) {
actions.push(Action::CloseImagePreview);
}
let copy_shortcut = input.consume_key(Modifiers::COMMAND, Key::C)
|| input.consume_key(Modifiers::CTRL, Key::C);
if copy_shortcut && let Some(preview) = &app.image_preview {
actions.push(Action::CopyImage(preview.path().to_owned()));
}
let mut event_actions = Vec::new();
for event in &input.events {
if let egui::Event::Key {
key,
modifiers,
pressed: true,
..
} = event
{
event_actions.extend(crate::image_preview::preview_action(*key, *modifiers));
}
}
actions.extend(event_actions);
input
.events
.retain(|event| !crate::image_preview::consumes_key(event));
});
app.actions.extend(actions);
}
/// Handles keys while a video covers the window: Escape puts it back, Space
/// plays or pauses, M mutes, and the arrows jump five seconds. No chat
/// shortcut runs and nothing is typed into the composer under it.
fn video_keys(app: &mut App, ctx: &egui::Context) {
let Some((message, path)) = app
.video
.message()
.map(str::to_owned)
.zip(app.video.path().map(std::path::Path::to_owned))
else {
return;
};
let status = app.video.status(&message);
let jump = |seconds: f32| {
let status = status.as_ref()?;
let total = status.total.as_secs_f32();
(total > 0.0).then(|| Action::SeekVideo {
message: message.clone(),
fraction: ((status.position.as_secs_f32() + seconds) / total).clamp(0.0, 1.0),
})
};
let mut actions = Vec::new();
ctx.input_mut(|input| {
if input.consume_key(Modifiers::NONE, Key::Escape) {
actions.push(Action::CollapseVideo);
}
if input.consume_key(Modifiers::NONE, Key::Space) {
actions.push(Action::PlayVideo {
message: message.clone(),
path: path.clone(),
});
}
if input.consume_key(Modifiers::NONE, Key::M) {
actions.push(Action::ToggleVideoSound);
}
if input.consume_key(Modifiers::NONE, Key::ArrowLeft) {
actions.extend(jump(-5.0));
}
if input.consume_key(Modifiers::NONE, Key::ArrowRight) {
actions.extend(jump(5.0));
}
input.events.retain(|event| {
!matches!(
event,
egui::Event::Key { .. } | egui::Event::Text(_) | egui::Event::Paste(_)
)
});
});
app.actions.extend(actions);
}
/// Ctrl+F searches the open chat, as in WhatsApp, the chat list when no
/// chat is open, and the settings on the Settings page.
fn find_action(app: &App) -> Action {
match app.page {
Page::Settings => Action::FocusSettingsSearch,
Page::Chats if app.open_chat.is_some() => Action::OpenChatSearch,
_ => Action::FocusSearch,
}
}
/// Shortcuts shown in the help dialog.
pub const SHORTCUTS: &[(&str, &str)] = &[
("Ctrl+K / Ctrl+Shift+F", "Search chats"),
("Ctrl+F", "Search the open chat or the settings"),
(
"↑ / ↓, Enter",
"Walk the open chat's search results and jump to one",
),
("Ctrl+L", "Focus the message input"),
("Alt+↑ / Alt+↓", "Previous / next chat"),
("Ctrl+Shift+[ / ]", "Previous / next chat, as in WhatsApp"),
("↑", "Edit the previous message (when the input is empty)"),
("Enter", "Send (Shift+Enter for a new line)"),
(
"Escape",
"Dismiss the current action, return from search, or close the chat",
),
("Ctrl+N", "New chat or message yourself"),
(
"Ctrl+V",
"Paste text, or stage a picture from the clipboard",
),
("Ctrl+B", "Collapse or expand the chat list"),
("Ctrl+End", "Jump to the newest message"),
("PgUp / PgDn", "Scroll the open chat by a page"),
(
"Home / End",
"Top / bottom of the open chat (when the input is empty)",
),
("Ctrl+,", "Settings"),
("Ctrl++ / Ctrl+-", "Zoom in / out"),
("Ctrl+0", "Reset zoom"),
("? / Ctrl+/", "Keyboard shortcuts (? when not typing)"),
("Ctrl+Shift+L", "Lock ZapFast (with an app lock password)"),
("Ctrl+W", "Close the window (ZapFast remains in the tray)"),
("Ctrl+Q", "Quit"),
];
/// Uses Command and Option labels on macOS.
pub fn label(keys: &str) -> String {
if cfg!(target_os = "macos") {
keys.replace("Ctrl", "⌘")
.replace("Strg", "⌘")
.replace("Alt", "⌥")
} else {
keys.to_owned()
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn ctrl_f_searches_the_open_chat_the_list_or_the_settings() {
let root = tempfile::tempdir().unwrap();
let mut app = App::headless(
crate::paths::AppDirs::under(root.path()),
crate::settings::Settings::default(),
)
.0;
assert!(matches!(find_action(&app), Action::FocusSearch));
app.open_chat = Some("1@s.whatsapp.net".into());
app.page = Page::Chats;
assert!(matches!(find_action(&app), Action::OpenChatSearch));
app.page = Page::Settings;
assert!(matches!(find_action(&app), Action::FocusSettingsSearch));
app.page = Page::Wallpaper;
assert!(matches!(find_action(&app), Action::FocusSearch));
}
#[test]
fn escape_clears_the_settings_search_before_leaving_settings() {
let root = tempfile::tempdir().unwrap();
let mut app = App::headless(
crate::paths::AppDirs::under(root.path()),
crate::settings::Settings::default(),
)
.0;
app.page = Page::Settings;
app.settings_search = "sound".into();
let ctx = egui::Context::default();
escape(&mut app, &ctx);
assert!(
matches!(app.actions.as_slice(), [Action::SearchSettings(text)] if text.is_empty())
);
app.actions.clear();
app.settings_search.clear();
escape(&mut app, &ctx);
assert!(matches!(
app.actions.as_slice(),
[Action::Open(Page::Chats)]
));
}
fn escape(app: &mut App, ctx: &egui::Context) {
let mut output = ctx.run_ui(
egui::RawInput {
events: vec![egui::Event::Key {
key: Key::Escape,
physical_key: None,
pressed: true,
repeat: false,
modifiers: Modifiers::NONE,
}],
..Default::default()
},
|ui| handle(app, ui.ctx()),
);
output.textures_delta.clear();
}
#[test]
fn escape_folds_the_day_filter_then_the_search_pane_then_the_chat() {
let root = tempfile::tempdir().unwrap();
let mut app = App::headless(
crate::paths::AppDirs::under(root.path()),
crate::settings::Settings::default(),
)
.0;
app.page = Page::Chats;
app.open_chat = Some("fixture".into());
app.chat_search_open = true;
app.chat_search_calendar = true;
let ctx = egui::Context::default();
escape(&mut app, &ctx);
assert!(!app.chat_search_calendar);
assert!(app.actions.is_empty(), "the pane stays for now");
escape(&mut app, &ctx);
assert!(matches!(app.actions.as_slice(), [Action::CloseChatSearch]));
app.actions.clear();
// Settings hide the pane, so Escape leaves them instead.
app.page = Page::Settings;
escape(&mut app, &ctx);
assert!(matches!(
app.actions.as_slice(),
[Action::Open(Page::Chats)]
));
}
#[test]
fn focus_input_shortcut_only_targets_an_available_composer() {
let root = tempfile::tempdir().unwrap();
let mut app = App::headless(
crate::paths::AppDirs::under(root.path()),
crate::settings::Settings::default(),
)
.0;
let ctx = egui::Context::default();
for (page, chat, dialog, expected) in [
(Page::Chats, Some("fixture"), None, true),
(Page::Chats, None, None, false),
(Page::Settings, Some("fixture"), None, false),
(Page::Chats, Some("fixture"), Some(Dialog::Shortcuts), false),
] {
app.page = page;
app.open_chat = chat.map(str::to_owned);
app.dialog = dialog;
app.actions.clear();
let mut output = ctx.run_ui(
egui::RawInput {
events: vec![egui::Event::Key {
key: Key::L,
physical_key: None,
pressed: true,
repeat: false,
modifiers: Modifiers::COMMAND,
}],
..Default::default()
},
|ui| handle(&mut app, ui.ctx()),
);
output.textures_delta.clear();
assert_eq!(
matches!(app.actions.as_slice(), [Action::FocusComposer]),
expected
);
}
}
#[test]
fn escape_returns_from_search_and_reply_before_closing_the_chat() {
let root = tempfile::tempdir().unwrap();
let mut app = App::headless(
crate::paths::AppDirs::under(root.path()),
crate::settings::Settings::default(),
)
.0;
app.page = Page::Chats;
app.open_chat = Some("fixture".into());
let ctx = egui::Context::default();
app.reply_to = Some("reply".into());
escape(&mut app, &ctx);
assert!(matches!(app.actions.as_slice(), [Action::CancelReply]));
app.actions.clear();
app.reply_to = None;
app.search = "Ada".into();
escape(&mut app, &ctx);
assert!(
matches!(app.actions.as_slice(), [Action::Search(text), Action::FocusComposer] if text.is_empty())
);
app.actions.clear();
app.search.clear();
escape(&mut app, &ctx);
assert!(matches!(app.actions.as_slice(), [Action::CloseChat]));
}
#[test]
fn escape_closes_the_update_before_touching_an_unfinished_message() {
let root = tempfile::tempdir().unwrap();
let mut app = App::headless(
crate::paths::AppDirs::under(root.path()),
crate::settings::Settings::default(),
)
.0;
app.show_update = true;
app.page = Page::Settings;
app.reply_to = Some("reply-fixture".into());
app.pending
.push(crate::app::Pending::File("unsent.png".into()));
let ctx = egui::Context::default();
let mut output = ctx.run_ui(
egui::RawInput {
events: vec![egui::Event::Key {
key: Key::Escape,
physical_key: None,
pressed: true,
repeat: false,
modifiers: Modifiers::NONE,
}],
..Default::default()
},
|ui| handle(&mut app, ui.ctx()),
);
output.textures_delta.clear();
assert!(matches!(app.actions.as_slice(), [Action::CloseUpdate]));
}
fn app_with_chats(count: usize) -> (tempfile::TempDir, App, Vec<String>) {
let root = tempfile::tempdir().unwrap();
let mut app = App::headless(
crate::paths::AppDirs::under(root.path()),
crate::settings::Settings::default(),
)
.0;
let ids: Vec<String> = (0..count)
.map(|index| format!("49170000{index:04}@s.whatsapp.net"))
.collect();
for (index, id) in ids.iter().enumerate() {
let mut chat = Chat::new(id.clone(), format!("Chat {index:02}"));
chat.last_activity = 100 - index as i64;
app.chats.push(chat);
}
app.page = Page::Chats;
(root, app, ids)
}
/// Runs `handle` on one key press and reports whether the press was left
/// for the views, as every press that is not a shortcut must be.
fn press(app: &mut App, ctx: &egui::Context, key: Key, modifiers: Modifiers) -> bool {
let mut survived = false;
let mut output = ctx.run_ui(
egui::RawInput {
events: vec![egui::Event::Key {
key,
physical_key: None,
pressed: true,
repeat: false,
modifiers,
}],
..Default::default()
},
|ui| {
handle(app, ui.ctx());
survived = ui.ctx().input(|input| {
input.events.iter().any(|event| {
matches!(
event,
egui::Event::Key {
key: found,
pressed: true,
..
} if *found == key
)
})
});
},
);
output.textures_delta.clear();
survived
}
/// The modifiers a real Ctrl+Shift press carries on Linux and Windows,
/// and a real Cmd+Shift press on macOS.
fn ctrl_shift() -> [Modifiers; 3] {
[
Modifiers::COMMAND | Modifiers::SHIFT,
Modifiers {
ctrl: true,
command: true,
shift: true,
..Modifiers::NONE
},
Modifiers {
mac_cmd: true,
command: true,
shift: true,
..Modifiers::NONE
},
]
}
#[test]
fn bracket_shortcuts_step_to_the_previous_and_next_chat() {
let (_root, mut app, ids) = app_with_chats(3);
app.open_chat = Some(ids[1].clone());
let ctx = egui::Context::default();
// With Shift held, US-style layouts report the brackets as braces.
for modifiers in ctrl_shift() {
for (key, expected) in [
(Key::CloseBracket, &ids[2]),
(Key::CloseCurlyBracket, &ids[2]),
(Key::OpenBracket, &ids[0]),
(Key::OpenCurlyBracket, &ids[0]),
] {
app.actions.clear();
app.scroll_chat_into_view = None;
let survived = press(&mut app, &ctx, key, modifiers);
assert!(!survived, "{key:?} with {modifiers:?} reached the views");
assert!(
app.actions.contains(&Action::OpenChat(expected.clone())),
"{key:?} with {modifiers:?} opens {expected}: {:?}",
app.actions
);
assert_eq!(app.scroll_chat_into_view.as_ref(), Some(expected));
}
}
}
#[test]
fn a_bracket_without_ctrl_and_shift_together_stays_typed() {
let (_root, mut app, ids) = app_with_chats(3);
app.open_chat = Some(ids[1].clone());
let ctx = egui::Context::default();
let typed = [
Modifiers::NONE,
Modifiers::SHIFT,
Modifiers::COMMAND,
Modifiers {
ctrl: true,
command: true,
..Modifiers::NONE
},
Modifiers {
mac_cmd: true,
command: true,
..Modifiers::NONE
},
Modifiers::ALT,
Modifiers::ALT | Modifiers::SHIFT,
];
for modifiers in typed {
for key in [
Key::OpenBracket,
Key::OpenCurlyBracket,
Key::CloseBracket,
Key::CloseCurlyBracket,
] {
app.actions.clear();
let survived = press(&mut app, &ctx, key, modifiers);
assert!(survived, "{key:?} with {modifiers:?} was consumed");
assert!(
!app.actions
.iter()
.any(|action| matches!(action, Action::OpenChat(_))),
"{key:?} with {modifiers:?} switched chats"
);
}
}
}
#[test]
fn page_keys_scroll_the_open_chat_and_are_consumed() {
let (_root, mut app, ids) = app_with_chats(1);
app.open_chat = Some(ids[0].clone());
let ctx = egui::Context::default();
for (key, expected) in [
(Key::PageUp, Action::ScrollPage(Scroll::PageUp)),
(Key::PageDown, Action::ScrollPage(Scroll::PageDown)),
(Key::Home, Action::ScrollPage(Scroll::Top)),
(Key::End, Action::ScrollPage(Scroll::Bottom)),
] {
app.actions.clear();
let survived = press(&mut app, &ctx, key, Modifiers::NONE);
assert!(!survived, "{key:?} reached the views");
assert_eq!(
app.actions,
[expected],
"{key:?} did not push the expected action"
);
}
}
#[test]
fn page_keys_leave_shift_and_ctrl_combinations_alone() {
let (_root, mut app, ids) = app_with_chats(1);
app.open_chat = Some(ids[0].clone());
let ctx = egui::Context::default();
for (key, modifiers) in [
(Key::Home, Modifiers::SHIFT),
(Key::PageUp, Modifiers::SHIFT),
(Key::Home, Modifiers::COMMAND),
] {
app.actions.clear();
let survived = press(&mut app, &ctx, key, modifiers);
assert!(survived, "{key:?} with {modifiers:?} was consumed");
assert!(app.actions.is_empty(), "{key:?} with {modifiers:?} acted");
}
// Ctrl+End (Cmd+End on macOS) still jumps to the newest message.
app.actions.clear();
let survived = press(&mut app, &ctx, Key::End, Modifiers::COMMAND);
assert!(!survived);
assert_eq!(app.actions, [Action::ScrollToBottom]);
}
#[test]
fn page_keys_do_nothing_without_an_open_chat_a_dialog_or_off_the_chats_page() {
let (_root, mut app, ids) = app_with_chats(1);
let ctx = egui::Context::default();
let keys = [Key::PageUp, Key::PageDown, Key::Home, Key::End];
// No chat open.
for key in keys {
app.actions.clear();
assert!(
press(&mut app, &ctx, key, Modifiers::NONE),
"{key:?} survived with no chat open"
);
assert!(app.actions.is_empty());
}
app.open_chat = Some(ids[0].clone());
// A dialog is open.
app.dialog = Some(Dialog::Shortcuts);
for key in keys {
app.actions.clear();
assert!(press(&mut app, &ctx, key, Modifiers::NONE));
assert!(app.actions.is_empty());
}
app.dialog = None;
// Off the Chats page.
app.page = Page::Settings;
for key in keys {
app.actions.clear();
assert!(press(&mut app, &ctx, key, Modifiers::NONE));
assert!(app.actions.is_empty());
}
}
}