MailJDTourDownloadDocsQualityTestsCoverage

Which source lines and branches the tests execute. Lines 91.5 %, branches 75.0 % (minimum 85 % and 72 %). main @ 399ffe3d · 21 October 2026 · pipeline 7238.

GCC Code Coverage Report

Directory: src/
Coverage: low: ≥ 0% medium: ≥ 75.0% high: ≥ 90.0%
Coverage Exec / Excl / Total
Lines: 84.0% 242 / 0 / 288
Functions: 81.2% 13 / 0 / 16
Branches: 65.3% 433 / 0 / 663
presentation/KeyOverlayCompute.cpp
Line Branch Exec Source
1 // KeyOverlayController::compute — collecting the elements of the window and
2 // laying out the overlay (Sprint 105 S105.8.3, overlay.md §4, ux.md §3).
3 #include "KeyOverlayController.h"
4
5 #include "KeyHint.h"
6 #include "KeyTipAssigner.h"
7 #include "QuickCommandRouter.h"
8 #include "app/CommandRegistry.h"
9
10 #include <QCoreApplication>
11 #include <QGuiApplication>
12 #include <QLoggingCategory>
13 #include <QQuickItem>
14 #include <QQuickWindow>
15 #include <QRegularExpression>
16 #include <QSet>
17 #include <algorithm>
18
19 Q_DECLARE_LOGGING_CATEGORY(lcKeyOverlay)
20
21 namespace {
22 constexpr qreal kNarrowWidth = 720;
23 constexpr qreal kLegendWidth = 280;
24 constexpr int kLegendRows = 12;
25 constexpr qreal kHeaderBand = 64; // the window header stays badged in narrow windows
26
27 ✗ QString tr(const char *text) { return QCoreApplication::translate("KeyOverlay", text); }
28
29 1583 KeyOverlayLayout::Kind kindOf(const QString &kind) {
30
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 1583 if (kind == QLatin1String("chip")) return KeyOverlayLayout::Kind::Chip;
31
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 1455 if (kind == QLatin1String("field")) return KeyOverlayLayout::Kind::Field;
32
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 1455 if (kind == QLatin1String("pane")) return KeyOverlayLayout::Kind::Pane;
33
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 1455 if (kind == QLatin1String("row")) return KeyOverlayLayout::Kind::Row;
34 1306 return KeyOverlayLayout::Kind::Button;
35 }
36
37 6682 bool visibleOnScreen(const QQuickItem *item) {
38
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 6682 if (!item || !item->isVisible() || !item->isEnabled()) return false;
39
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 17661 for (const QQuickItem *ancestor = item; ancestor; ancestor = ancestor->parentItem())
40
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 16054 if (ancestor->opacity() < 0.01) return false;
41
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 1607 return item->width() > 0 && item->height() > 0;
42 }
43
44 1588 QRectF clipRect(const QQuickItem *item) {
45 1588 QRectF clip;
46
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 15891 for (const QQuickItem *ancestor = item->parentItem(); ancestor; ancestor = ancestor->parentItem()) {
47
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 14303 if (!ancestor->clip()) continue;
48
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 963 const QRectF rect = ancestor->mapRectToScene(QRectF(0, 0, ancestor->width(), ancestor->height()));
49
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 963 clip = clip.isNull() ? rect : clip & rect;
50 }
51 1588 return clip;
52 }
53
54 197 bool isDescendant(const QQuickItem *item, const QQuickItem *ancestor) {
55
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 1929 for (const QQuickItem *current = item; current; current = current->parentItem())
56
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 1805 if (current == ancestor) return true;
57 124 return false;
58 }
59
60 ✗ bool insidePopup(const QQuickItem *item) {
61 ✗ for (const QQuickItem *current = item; current; current = current->parentItem())
62 ✗ if (qstrcmp(current->metaObject()->className(), "QQuickPopupItem") == 0) return true;
63 ✗ return false;
64 }
65
66 72 QQuickItem *modalScope(QQuickWindow *window) {
67
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 72 if (!window || window->property("modalDepth").toInt() <= 0) return nullptr;
68 ✗ QQuickItem *overlay = nullptr;
69 ✗ for (QQuickItem *child : window->contentItem()->childItems())
70 ✗ if (qstrcmp(child->metaObject()->className(), "QQuickOverlay") == 0) overlay = child;
71 ✗ if (!overlay) return nullptr;
72 ✗ QQuickItem *top = nullptr;
73 ✗ for (QQuickItem *child : overlay->childItems())
74 ✗ if (child->isVisible() && qstrcmp(child->metaObject()->className(), "QQuickPopupItem") == 0
75 ✗ && (!top || child->z() >= top->z()))
76 ✗ top = child;
77 ✗ return top;
78 }
79
80 566 QString legendGroup(const QString &id) {
81
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 570 static const QRegularExpression move(QStringLiteral("(next|previous|page_|\\.first|\\.last|expand|collapse)"));
82
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 1107 if (id.contains(QLatin1String(".goto")) || id == QLatin1String("folder.switch")
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 1107 || id == QLatin1String("folder.previous") || id == QLatin1String("calendar.today"))
84 45 return QStringLiteral("goto");
85
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 1042 return move.match(id).hasMatch() ? QStringLiteral("move") : QStringLiteral("act");
86 }
87
88 3254 bool legendKey(const QKeySequence &key) {
89
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 3254 const QKeyCombination first = key[0];
90
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 3254 if (first.keyboardModifiers() & (Qt::ControlModifier | Qt::AltModifier | Qt::MetaModifier)) return false;
91 1727 const Qt::Key code = first.key();
92
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 1727 return !(code >= Qt::Key_F1 && code <= Qt::Key_F35) && code != Qt::Key_Escape && code != Qt::Key_Colon
93
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 3454 && code != Qt::Key_Question && code != Qt::Key_Slash;
94 }
95
96 1591 QVariantMap rectMap(const QRectF &rect) {
97 4773 return {{QStringLiteral("x"), rect.x()}, {QStringLiteral("y"), rect.y()},
98
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 12728 {QStringLiteral("width"), rect.width()}, {QStringLiteral("height"), rect.height()}};
99 7955 }
100
101 struct Candidate {
102 KeyHint *hint = nullptr;
103 QRectF rect;
104 QRectF clip;
105 QString command;
106 QString keyText; // fixed key ("" = needs an Alt letter)
107 QString explanation;
108 QString label;
109 int priority = 2;
110 qreal prominence = 0; // dedupes elements of one command
111 };
112 // The registered elements of `window` that the overlay may annotate now,
113 // with the key that runs each one (rule 3). Also finds the pane holding the
114 // focus (the legend's place and title).
115 72 QList<Candidate> collect(QuickCommandRouter *router, QQuickWindow *window, bool narrow, QRectF *paneRect, QString *paneName) {
116
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 72 const bool typing = router->typingFocus();
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 72 QQuickItem *scope = modalScope(window);
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 72 if (!scope) scope = router->exclusiveScope(); // Sprint 107: only the resolver sheet
119
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 72 QQuickItem *focus = window->activeFocusItem();
120 72 QList<KeyHint *> hints;
121
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 21869 for (KeyHint *hint : KeyHint::all()) {
122 21797 QQuickItem *item = hint->item();
123
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 23337 if (!item || item->window() != window || !hint->enabled() || !visibleOnScreen(item)) continue;
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 1607 if (scope ? !isDescendant(item, scope) : (window->property("modalDepth").toInt() > 0 && insidePopup(item))) continue;
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 1588 hints.append(hint);
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 1588 if (hint->pane().isEmpty() || !focus || !isDescendant(focus, item)) continue;
127
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 67 const QRectF rect = item->mapRectToScene(QRectF(0, 0, item->width(), item->height()));
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 67 if (paneRect->isNull() || rect.width() * rect.height() < paneRect->width() * paneRect->height()) {
129 67 *paneRect = rect;
130 67 *paneName = hint->pane();
131 }
132 72 }
133 72 QList<Candidate> candidates;
134
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 1660 for (KeyHint *hint : std::as_const(hints)) {
135 1588 QQuickItem *item = hint->item();
136
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 1588 const QRectF rect = item->mapRectToScene(QRectF(0, 0, item->width(), item->height()));
137 1588 Candidate candidate{hint, rect, clipRect(item), hint->command(), {}, hint->explanation(), hint->effectiveLabel(),
138
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 1588 hint->priority(), rect.width() * rect.height()};
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 1588 if (!candidate.command.isEmpty()) {
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 1033 const CommandSpec *spec = CommandRegistry::find(candidate.command);
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 1033 if (!spec) {
142 ✗ qCWarning(lcKeyOverlay) << "KeyHint names an unknown command" << candidate.command;
143 ✗ continue;
144 ✗ }
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 1033 const QKeySequence key = router->effectiveKey(candidate.command);
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 1033 candidate.keyText = key.isEmpty() ? QString() : CommandRegistry::nativeKeyText(key);
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 1033 if (candidate.explanation.isEmpty()) candidate.explanation = CommandRegistry::translatedExplanation(*spec);
148
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 1033 if (candidate.label.isEmpty()) candidate.label = CommandRegistry::translatedDescription(*spec);
149
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 1033 if (candidate.priority <= 0) candidate.priority = spec->frequency;
150 // A command whose key does not work here and that cannot be
151 // pressed (unavailable) gets nothing.
152
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 1033 if (key.isEmpty() && !router->isAvailable(candidate.command) && !hint->tip()) continue;
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 1588 } else if (!hint->keys().isEmpty()) {
154 ✗ candidate.keyText = QKeySequence(hint->keys()).toString(QKeySequence::NativeText);
155 ✗ if (candidate.keyText.isEmpty()) candidate.keyText = hint->keys();
156
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 555 } else if (!hint->pane().isEmpty()) {
157 // D-25: the pane's own F-key ("F7 · Mail list").
158
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 172 const QKeySequence key = router->effectiveKey(QuickCommandRouter::paneCommand(hint->paneOrder()));
159
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 332 if (!key.isEmpty()) candidate.keyText = CommandRegistry::nativeKeyText(key) + QStringLiteral(" · ") + hint->pane();
160 172 }
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 1588 if (candidate.priority <= 0) candidate.priority = 2;
162 // While typing, only keys that act in a text field (ux.md §3).
163
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 1588 if (typing && !candidate.command.isEmpty() && candidate.keyText.isEmpty() && !hint->tip()) continue;
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 1588 if (narrow && !paneRect->isNull() && !paneRect->intersects(rect) && rect.top() > kHeaderBand) continue;
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 1588 qCDebug(lcKeyOverlay) << "candidate" << candidate.label << candidate.keyText << rect << "tip" << hint->tip();
166
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 1588 candidates.append(candidate);
167 1588 }
168 72 return candidates;
169 72 }
170 } // namespace
171
172 72 void KeyOverlayController::compute(int stage) {
173
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 72 QQuickWindow *window = m_router->window();
174
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 72 if (!window) return;
175 72 m_tips.clear();
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 72 const bool typing = m_router->typingFocus();
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 72 QQuickItem *focus = window->activeFocusItem();
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 72 const QRectF focusRect = focus ? focus->mapRectToScene(QRectF(0, 0, focus->width(), focus->height())) : QRectF();
179
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 72 const QSizeF windowSize(window->width(), window->height());
180 72 const bool narrow = windowSize.width() < kNarrowWidth;
181 72 QRectF paneRect;
182 72 QString paneName;
183
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 72 QList<Candidate> candidates = collect(m_router, window, narrow, &paneRect, &paneName);
184
185 // One badge per command: the most prominent element (ux.md §3).
186 72 QHash<QString, int> best;
187
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 1660 for (int index = 0; index < candidates.size(); ++index) {
188
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 1588 const QString &command = candidates[index].command;
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 1588 if (command.isEmpty() || candidates[index].keyText.isEmpty()) continue;
190 1013 const int previous = best.value(command, -1);
191
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 1013 if (previous < 0 || candidates[index].prominence > candidates[previous].prominence) best.insert(command, index);
192 }
193
194 // Alt letters for the elements without a working fixed key (D-11).
195 72 QList<KeyTipAssigner::Candidate> tipCandidates;
196
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 1660 for (int index = 0; index < candidates.size(); ++index)
197
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 1588 if (candidates[index].keyText.isEmpty() && candidates[index].hint->tip() && !candidates[index].label.isEmpty())
198 410 tipCandidates.append({QString::number(index), candidates[index].label, candidates[index].priority,
199 410 candidates[index].rect.topLeft()});
200
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 72 const QHash<QString, QChar> letters = KeyTipAssigner::assign(tipCandidates);
201
202 72 QList<KeyOverlayLayout::Entry> entries;
203 72 QHash<QString, Entry> byId;
204
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 1660 for (int index = 0; index < candidates.size(); ++index) {
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 1588 Candidate &candidate = candidates[index];
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 1588 const QString id = QString::number(index);
207 1588 const bool alt = letters.contains(id);
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 1588 if (!alt && candidate.keyText.isEmpty()) continue;
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 1583 if (!alt && !candidate.command.isEmpty() && best.value(candidate.command, index) != index) continue;
210
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 1583 const QString text = alt ? QString(letters.value(id)) : candidate.keyText;
211 1583 KeyOverlayLayout::Entry entry;
212 1583 entry.id = id;
213 1583 entry.rect = candidate.rect;
214 1583 entry.clip = candidate.clip;
215 1583 entry.kind = kindOf(candidate.hint->kind());
216
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 1583 if (!candidate.hint->pane().isEmpty()) entry.kind = KeyOverlayLayout::Kind::Pane;
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 1583 entry.badgeSize = badgeSize(text, alt);
218
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 1583 entry.calloutSize = stage >= 2 && !narrow && !candidate.explanation.isEmpty() ? calloutSize(candidate.explanation) : QSizeF();
219 1583 entry.priority = candidate.priority;
220
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 1583 entry.pane = KeyHint::paneOf(candidate.hint->item());
221
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 1583 entries.append(entry);
222 1583 byId.insert(id, {candidate.hint, id, candidate.command, text, alt, candidate.explanation, candidate.label});
223
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 1583 if (alt) m_tips.insert(letters.value(id), byId.value(id));
224 1588 }
225
226 // The legend: corner of the focused pane, or of the window (overlay.md §2).
227 72 QSet<QString> badgedCommands;
228
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 1655 for (const Entry &entry : std::as_const(byId)) if (!entry.command.isEmpty()) badgedCommands.insert(entry.command);
229
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 72 QVariantMap legend = buildLegend(paneRect.isNull() ? QRectF(QPointF(0, 0), windowSize) : paneRect,
230
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 144 badgedCommands, typing, 0);
231
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 135 if (!paneName.isEmpty() && !typing) legend.insert(QStringLiteral("title"), paneName);
232
233 // D-25: the other panes show their own keys too (the agenda's j/k/Enter
234 // after F9), so one hold shows what every pane can do.
235
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 72 m_paneLegends.clear();
236 72 QList<QRectF> paneCards;
237
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 72 if (!typing && !narrow) {
238
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 20629 for (KeyHint *hint : KeyHint::all()) {
239 20561 QQuickItem *item = hint->item();
240
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 41122 if (!item || item->window() != window || hint->pane().isEmpty() || hint->context().isEmpty()
241
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 41122 || !hint->enabled() || !item->isVisible())
242 20561 continue;
243
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 6 const QList<const CommandSpec *> commands = m_router->paneCommands(hint->context());
244
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 6 if (commands.isEmpty()) continue;
245 ✗ const QRectF pane = item->mapRectToScene(QRectF(0, 0, item->width(), item->height()));
246 ✗ QVariantMap card = buildPaneLegend(pane, hint, commands);
247 ✗ if (card.isEmpty()) continue;
248 ✗ paneCards.append(card.value(QStringLiteral("rect")).toRectF());
249 ✗ card.insert(QStringLiteral("rect"), rectMap(paneCards.last()));
250 ✗ m_paneLegends.append(card);
251 74 }
252 }
253
254 72 KeyOverlayLayout::Input input;
255 72 input.window = windowSize;
256 72 input.focus = focusRect;
257
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 144 input.legend = legend.value(QStringLiteral("rect")).toRectF();
258 72 input.paneLegends = paneCards;
259
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 72 input.rtl = QGuiApplication::layoutDirection() == Qt::RightToLeft;
260
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 72 input.explanations = stage >= 2 && !narrow;
261
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 72 const auto result = KeyOverlayLayout::compute(entries, input);
262
263
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 72 m_badges.clear();
264
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 72 m_callouts.clear();
265
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 72 m_spotlights.clear();
266 72 QStringList spoken;
267
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 1488 for (const auto &badge : result.badges) {
268 1416 const Entry entry = byId.value(badge.id);
269
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 1416 QVariantMap map = rectMap(badge.rect);
270
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 2832 map.insert(QStringLiteral("id"), badge.id);
271
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 2832 map.insert(QStringLiteral("text"), entry.text);
272
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 2832 map.insert(QStringLiteral("alt"), entry.alt);
273
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 2832 map.insert(QStringLiteral("delay"), badge.delayMs);
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 2832 map.insert(QStringLiteral("command"), entry.command);
275
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 2832 map.insert(QStringLiteral("label"), entry.label);
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 1416 m_badges.append(map);
277
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 1730 spoken.append((entry.alt ? QStringLiteral("Alt ") : QString()) + entry.text + QLatin1Char(' ') + entry.label);
278 1416 }
279
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 98 for (const auto &callout : result.callouts) {
280
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 26 QVariantMap map = rectMap(callout.rect);
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 52 map.insert(QStringLiteral("id"), callout.id);
282
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 52 map.insert(QStringLiteral("text"), byId.value(callout.id).explanation);
283
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 52 map.insert(QStringLiteral("delay"), callout.delayMs);
284
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 52 map.insert(QStringLiteral("fromX"), callout.from.x());
285
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 52 map.insert(QStringLiteral("fromY"), callout.from.y());
286
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 52 map.insert(QStringLiteral("controlX"), callout.control.x());
287
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 52 map.insert(QStringLiteral("controlY"), callout.control.y());
288
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 52 map.insert(QStringLiteral("toX"), callout.to.x());
289
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 52 map.insert(QStringLiteral("toY"), callout.to.y());
290
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 26 m_callouts.append(map);
291 26 }
292
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 149 for (const QRectF &rect : result.spotlights) m_spotlights.append(rectMap(rect));
293 // Tips that were dropped by the layout cannot be pressed.
294 72 QSet<QString> shown;
295
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 1488 for (const auto &badge : result.badges) shown.insert(badge.id);
296
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 482 for (auto it = m_tips.begin(); it != m_tips.end();) it = shown.contains(it.value().id) ? std::next(it) : m_tips.erase(it);
297 72 const int more = result.droppedBadges + int(result.droppedCallouts.size());
298
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 140 if (more > 0) legend.insert(QStringLiteral("more"), more);
299
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 216 legend.insert(QStringLiteral("rect"), rectMap(legend.value(QStringLiteral("rect")).toRectF()));
300 72 m_legend = legend;
301
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 144 m_announcement = tr("Keys shown: %1.").arg(spoken.join(QStringLiteral(", ")));
302 72 m_stage = stage;
303 72 ++m_revision;
304
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 72 qCInfo(lcKeyOverlay) << "overlay stage" << stage << "badges" << m_badges.size() << "callouts" << m_callouts.size()
305 ✗ << "tips" << m_tips.size() << "dropped" << more;
306
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 72 emit changed();
307 2475 }
308
309 72 QVariantMap KeyOverlayController::buildLegend(const QRectF &focusPane, const QSet<QString> &badged, bool typing, int) {
310 // The legend stays inside the focused pane (it must not cover the other
311 // panes' elements); a pane too low for four rows gives it the window.
312 72 const qreal line = m_fontPixelSize * 1.9;
313 144 const auto rowsThatFit = [&](const QRectF &area) { return int((area.height() - 24) / line - 2.4 - 3 * 1.2); };
314
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 72 QWindow *window = m_router->window();
315
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 72 const QRectF windowRect = window ? QRectF(0, 0, window->width(), window->height()) : focusPane;
316
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 72 const QRectF paneRect = rowsThatFit(focusPane) >= 4 ? focusPane : windowRect;
317
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 72 const int maxRows = std::clamp(rowsThatFit(paneRect), 0, kLegendRows);
318 72 QVariantMap legend;
319
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 144 legend.insert(QStringLiteral("title"), typing ? tr("Typing — the letter keys are off") : m_router->contextTitle());
320 72 QVariantList groups;
321 72 int rowCount = 0;
322
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 72 if (!typing) {
323
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 136 const QList<QPair<QString, QString>> names = {{QStringLiteral("move"), tr("Move")},
324
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 136 {QStringLiteral("act"), tr("Act")},
325
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 340 {QStringLiteral("goto"), tr("Go to")}};
326 68 QHash<QString, QVariantList> rows;
327 68 QList<const CommandSpec *> available;
328
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 14008 for (const CommandSpec &spec : CommandRegistry::specs()) {
329
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 16030 if (badged.contains(spec.id) || !spec.showInHelp || !m_router->isAvailable(spec.id)) continue;
330
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 3256 const QKeySequence key = m_router->effectiveKey(spec.id);
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 3256 if (key.isEmpty() || !legendKey(key)) continue;
332
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 1166 available.append(&spec);
333 3256 }
334 // Daily first, then weekly, then rare; registry order inside a class.
335
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 68 std::stable_sort(available.begin(), available.end(),
336 3627 [](const CommandSpec *a, const CommandSpec *b) { return a->frequency > b->frequency; });
337
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 634 for (const CommandSpec *spec : std::as_const(available)) {
338
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 590 if (rowCount >= maxRows) break;
339
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 1132 rows[legendGroup(spec->id)].append(QVariantMap{
340
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 1132 {QStringLiteral("key"), CommandRegistry::nativeKeyText(m_router->effectiveKey(spec->id))},
341
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 2830 {QStringLiteral("text"), CommandRegistry::translatedDescription(*spec)}});
342 566 ++rowCount;
343 }
344
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 272 for (const auto &name : names)
345
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 204 if (!rows.value(name.first).isEmpty())
346
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 685 groups.append(QVariantMap{{QStringLiteral("name"), name.second}, {QStringLiteral("rows"), rows.value(name.first)}});
347 68 }
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 144 legend.insert(QStringLiteral("groups"), groups);
349
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 144 legend.insert(QStringLiteral("footer"), m_detector.toggled() ? tr("? all keys · Esc closes")
350 : tr("Hold for explanations · ? all keys · Esc"));
351 // Height: title, group headings, rows, footer (overlay.md §6).
352 72 const qreal width = std::min(kLegendWidth * m_textScale, std::max(160.0, paneRect.width() / 3));
353 72 const qreal height = line * (2.4 + groups.size() * 1.2 + rowCount);
354 72 const QRectF rect(paneRect.right() - width - 12, paneRect.bottom() - height - 12, width, height);
355
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 144 legend.insert(QStringLiteral("rect"), rect.top() < paneRect.top() ? QRectF(rect.left(), paneRect.top() + 12, width, height) : rect);
356 72 return legend;
357 2453 }
358
359 ✗ QVariantMap KeyOverlayController::buildPaneLegend(const QRectF &pane, const KeyHint *hint,
360 const QList<const CommandSpec *> &commands) {
361 // A small card in the pane's bottom corner: "F9 · Agenda" and the keys
362 // that work there once it has the focus. Only when it fits.
363 ✗ const qreal line = m_fontPixelSize * 1.9;
364 ✗ const int fit = int((pane.height() - 24) / line - 3.6);
365 ✗ if (fit < 2 || pane.width() < 160) return {};
366 ✗ QVariantList rows;
367 ✗ for (const CommandSpec *spec : commands) {
368 ✗ if (rows.size() >= std::min(fit, 6)) break;
369 ✗ rows.append(QVariantMap{{QStringLiteral("key"), CommandRegistry::nativeKeyText(spec->defaultKeys.first())},
370 ✗ {QStringLiteral("text"), CommandRegistry::translatedDescription(*spec)}});
371 }
372 ✗ const QKeySequence key = m_router->effectiveKey(QuickCommandRouter::paneCommand(hint->paneOrder()));
373 ✗ const QString title = key.isEmpty() ? hint->pane() : CommandRegistry::nativeKeyText(key) + QStringLiteral(" · ") + hint->pane();
374 ✗ const qreal width = std::min(kLegendWidth * m_textScale, pane.width() - 24);
375 ✗ const qreal height = line * (3.6 + rows.size());
376 ✗ return {{QStringLiteral("title"), title},
377 ✗ {QStringLiteral("groups"), QVariantList{QVariantMap{{QStringLiteral("name"), tr("After %1").arg(title.section(QStringLiteral(" · "), 0, 0))},
378 ✗ {QStringLiteral("rows"), rows}}}},
379 ✗ {QStringLiteral("footer"), QString()},
380 ✗ {QStringLiteral("rect"), QRectF(pane.right() - width - 12, pane.bottom() - height - 12, width, height)}};
381 ✗ }
382