Qt Utilities 6.14.3
Common Qt related C++ classes and routines used by my applications such as dialogs, widgets and models
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paletteeditor.cpp
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1#include "./paletteeditor.h"
2#include "./colorbutton.h"
3
4#include "ui_paletteeditor.h"
5
6#include <QFileDialog>
7#include <QHeaderView>
8#include <QLabel>
9#include <QMessageBox>
10#include <QMetaProperty>
11#include <QPainter>
12#include <QPushButton>
13#include <QSettings>
14#include <QStyle>
15#include <QToolButton>
16
17#include <type_traits>
18
19namespace QtUtilities {
20
21enum { BrushRole = 33 };
22
24 : QDialog(parent)
25 , m_ui(new Ui::PaletteEditor)
26 , m_currentColorGroup(QPalette::Active)
27 , m_paletteModel(new PaletteModel(this))
28 , m_modelUpdated(false)
29 , m_paletteUpdated(false)
30 , m_compute(true)
31{
32 m_ui->setupUi(this);
33 m_ui->paletteView->setModel(m_paletteModel);
34 updateStyledButton();
35 m_ui->paletteView->setModel(m_paletteModel);
36 auto *const delegate = new ColorDelegate(this);
37 m_ui->paletteView->setItemDelegate(delegate);
38 m_ui->paletteView->setEditTriggers(QAbstractItemView::AllEditTriggers);
39 m_ui->paletteView->setSelectionBehavior(QAbstractItemView::SelectRows);
40 m_ui->paletteView->setDragEnabled(true);
41 m_ui->paletteView->setDropIndicatorShown(true);
42 m_ui->paletteView->setRootIsDecorated(false);
43 m_ui->paletteView->setColumnHidden(2, true);
44 m_ui->paletteView->setColumnHidden(3, true);
45
46 auto saveButton = m_ui->buttonBox->addButton(tr("Save…"), QDialogButtonBox::ActionRole);
47 connect(saveButton, &QPushButton::clicked, this, &PaletteEditor::save);
48 auto loadButton = m_ui->buttonBox->addButton(tr("Load…"), QDialogButtonBox::ActionRole);
49 connect(loadButton, &QPushButton::clicked, this, &PaletteEditor::load);
50
51 connect(m_paletteModel, &PaletteModel::paletteChanged, this, &PaletteEditor::paletteChanged);
52 connect(m_ui->buildButton, &ColorButton::colorChanged, this, &PaletteEditor::buildPalette);
53 connect(m_ui->computeRadio, &QRadioButton::clicked, this, &PaletteEditor::handleComputeRadioClicked);
54 connect(m_ui->detailsRadio, &QRadioButton::clicked, this, &PaletteEditor::handleDetailsRadioClicked);
55}
56
60
61QPalette PaletteEditor::palette() const
62{
63 return m_editPalette;
64}
65
66void PaletteEditor::setPalette(const QPalette &palette)
67{
68 m_editPalette = palette;
69 const auto mask = palette.
70#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
71 resolveMask()
72#else
73 resolve()
74#endif
75 ;
76 using MaskType = std::remove_cv_t<decltype(mask)>;
77 for (int i = 0; i < static_cast<int>(QPalette::NColorRoles); ++i) {
78 if (mask & (static_cast<MaskType>(1) << static_cast<MaskType>(i))) {
79 continue;
80 }
81 m_editPalette.setBrush(
82 QPalette::Active, static_cast<QPalette::ColorRole>(i), m_parentPalette.brush(QPalette::Active, static_cast<QPalette::ColorRole>(i)));
83 m_editPalette.setBrush(
84 QPalette::Inactive, static_cast<QPalette::ColorRole>(i), m_parentPalette.brush(QPalette::Inactive, static_cast<QPalette::ColorRole>(i)));
85 m_editPalette.setBrush(
86 QPalette::Disabled, static_cast<QPalette::ColorRole>(i), m_parentPalette.brush(QPalette::Disabled, static_cast<QPalette::ColorRole>(i)));
87 }
88 m_editPalette.
89#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
90 setResolveMask(mask);
91 m_editPalette = m_editPalette.resolve(m_editPalette)
92#else
93 resolve(mask)
94#endif
95 ;
96 updateStyledButton();
97 m_paletteUpdated = true;
98 if (!m_modelUpdated) {
99 m_paletteModel->setPalette(m_editPalette, m_parentPalette);
100 }
101 m_paletteUpdated = false;
102}
103
104void PaletteEditor::setPalette(const QPalette &palette, const QPalette &parentPalette)
105{
106 m_parentPalette = parentPalette;
108}
109
110bool PaletteEditor::event(QEvent *event)
111{
112 switch (event->type()) {
113 case QEvent::LanguageChange:
114 m_ui->retranslateUi(this);
115 break;
116 default:;
117 }
118 return QDialog::event(event);
119}
120
121void PaletteEditor::handleComputeRadioClicked()
122{
123 if (m_compute) {
124 return;
125 }
126 m_ui->paletteView->setColumnHidden(2, true);
127 m_ui->paletteView->setColumnHidden(3, true);
128 m_compute = true;
129 m_paletteModel->setCompute(true);
130}
131
132void PaletteEditor::handleDetailsRadioClicked()
133{
134 if (!m_compute) {
135 return;
136 }
137 const int w = m_ui->paletteView->columnWidth(1);
138 m_ui->paletteView->setColumnHidden(2, false);
139 m_ui->paletteView->setColumnHidden(3, false);
140 auto *const header = m_ui->paletteView->header();
141 header->resizeSection(1, w / 3);
142 header->resizeSection(2, w / 3);
143 header->resizeSection(3, w / 3);
144 m_compute = false;
145 m_paletteModel->setCompute(false);
146}
147
148static inline QString paletteSuffix()
149{
150 return QStringLiteral("ini");
151}
152
153static inline QString paletteFilter()
154{
155 return PaletteEditor::tr("Color palette configuration (*.ini)");
156}
157
158static bool loadPalette(const QString &fileName, QPalette *pal, QString *errorMessage)
159{
160 const auto settings = QSettings(fileName, QSettings::IniFormat);
161 if (settings.status() != QSettings::NoError) {
162 *errorMessage = PaletteEditor::tr("Unable to load \"%1\".").arg(fileName);
163 return false;
164 }
165 const auto value = settings.value(QStringLiteral("palette"));
166 if (!value.isValid() || !value.canConvert<QPalette>()) {
167 *errorMessage = PaletteEditor::tr("\"%1\" does not contain a valid palette.").arg(fileName);
168 return false;
169 }
170 *pal = settings.value(QStringLiteral("palette")).value<QPalette>();
171 return true;
172}
173
174static bool savePalette(const QString &fileName, const QPalette &pal, QString *errorMessage)
175{
176 auto settings = QSettings(fileName, QSettings::IniFormat);
177 settings.setValue(QStringLiteral("palette"), QVariant(pal));
178 settings.sync();
179 if (settings.status() != QSettings::NoError) {
180 *errorMessage = PaletteEditor::tr("Unable to write \"%1\".").arg(fileName);
181 return false;
182 }
183 return true;
184}
185
186void PaletteEditor::load()
187{
188 auto dialog = QFileDialog(this, tr("Load palette"), QString(), paletteFilter());
189 dialog.setAcceptMode(QFileDialog::AcceptOpen);
190 if (dialog.exec() != QDialog::Accepted) {
191 return;
192 }
193 auto pal = QPalette();
194 auto errorMessage = QString();
195 if (loadPalette(dialog.selectedFiles().constFirst(), &pal, &errorMessage)) {
196 setPalette(pal);
197 // apply again as otherwise highlight and possibly other roles are not shown until the next restart
198 setPalette(pal, pal);
199 } else {
200 QMessageBox::warning(this, tr("Error reading palette"), errorMessage);
201 }
202}
203
204void PaletteEditor::save()
205{
206 auto dialog = QFileDialog(this, tr("Save palette"), QString(), paletteFilter());
207 dialog.setAcceptMode(QFileDialog::AcceptSave);
208 dialog.setDefaultSuffix(paletteSuffix());
209 if (dialog.exec() != QDialog::Accepted) {
210 return;
211 }
212 auto errorMessage = QString();
213 if (!savePalette(dialog.selectedFiles().constFirst(), palette(), &errorMessage)) {
214 QMessageBox::warning(this, tr("Error writing palette"), errorMessage);
215 }
216}
217
218void PaletteEditor::paletteChanged(const QPalette &palette)
219{
220 m_modelUpdated = true;
221 if (!m_paletteUpdated) {
223 }
224 m_modelUpdated = false;
225}
226
227void PaletteEditor::buildPalette()
228{
229 const QColor btn(m_ui->buildButton->color());
230 const QPalette temp(btn);
231 setPalette(temp);
232}
233
234void PaletteEditor::updateStyledButton()
235{
236 m_ui->buildButton->setColor(palette().color(QPalette::Active, QPalette::Button));
237}
238
239QPalette PaletteEditor::getPalette(QWidget *parent, const QPalette &init, const QPalette &parentPal, int *ok)
240{
241 PaletteEditor dlg(parent);
242 auto parentPalette(parentPal);
243 const auto mask = init.
244#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
245 resolveMask()
246#else
247 resolve()
248#endif
249 ;
250 using MaskType = std::remove_cv_t<decltype(mask)>;
251 for (int i = 0; i < static_cast<int>(QPalette::NColorRoles); ++i) {
252 if (mask & (static_cast<MaskType>(1) << static_cast<MaskType>(i))) {
253 continue;
254 }
255 parentPalette.setBrush(
256 QPalette::Active, static_cast<QPalette::ColorRole>(i), init.brush(QPalette::Active, static_cast<QPalette::ColorRole>(i)));
257 parentPalette.setBrush(
258 QPalette::Inactive, static_cast<QPalette::ColorRole>(i), init.brush(QPalette::Inactive, static_cast<QPalette::ColorRole>(i)));
259 parentPalette.setBrush(
260 QPalette::Disabled, static_cast<QPalette::ColorRole>(i), init.brush(QPalette::Disabled, static_cast<QPalette::ColorRole>(i)));
261 }
262 dlg.setPalette(init, parentPalette);
263
264 const int result = dlg.exec();
265 if (ok) {
266 *ok = result;
267 }
268 return result == QDialog::Accepted ? dlg.palette() : init;
269}
270
272 : QAbstractTableModel(parent)
273 , m_compute(true)
274{
275 const QMetaObject *meta = metaObject();
276 const QMetaProperty property = meta->property(meta->indexOfProperty("colorRole"));
277 const QMetaEnum enumerator = property.enumerator();
278 for (int r = QPalette::WindowText; r < QPalette::NColorRoles; ++r) {
279 m_roleNames[static_cast<QPalette::ColorRole>(r)] = QLatin1String(enumerator.key(r));
280 }
281}
282
283int PaletteModel::rowCount(const QModelIndex &) const
284{
285 return static_cast<int>(m_roleNames.count());
286}
287
288int PaletteModel::columnCount(const QModelIndex &) const
289{
290 return 4;
291}
292
293QVariant PaletteModel::data(const QModelIndex &index, int role) const
294{
295 if (!index.isValid() || index.row() < 0 || index.row() >= QPalette::NColorRoles || index.column() < 0 || index.column() >= 4) {
296 return QVariant();
297 }
298
299 if (index.column() == 0) {
300 if (role == Qt::DisplayRole) {
301 return m_roleNames[static_cast<QPalette::ColorRole>(index.row())];
302 }
303 if (role == Qt::EditRole) {
304 const auto mask = m_palette.
305#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
306 resolveMask()
307#else
308 resolve()
309#endif
310 ;
311 using MaskType = std::remove_cv_t<decltype(mask)>;
312 return mask & (static_cast<MaskType>(1) << static_cast<MaskType>(index.row()));
313 }
314 return QVariant();
315 }
316 if (role == BrushRole) {
317 return m_palette.brush(columnToGroup(index.column()), static_cast<QPalette::ColorRole>(index.row()));
318 }
319 return QVariant();
320}
321
322bool PaletteModel::setData(const QModelIndex &index, const QVariant &value, int role)
323{
324 if (!index.isValid()) {
325 return false;
326 }
327
328 if (index.column() != 0 && role == BrushRole) {
329 const QBrush br = qvariant_cast<QBrush>(value);
330 const QPalette::ColorRole r = static_cast<QPalette::ColorRole>(index.row());
331 const QPalette::ColorGroup g = columnToGroup(index.column());
332 m_palette.setBrush(g, r, br);
333
334 QModelIndex idxBegin = PaletteModel::index(r, 0);
335 QModelIndex idxEnd = PaletteModel::index(r, 3);
336 if (m_compute) {
337 m_palette.setBrush(QPalette::Inactive, r, br);
338 switch (r) {
339 case QPalette::WindowText:
340 case QPalette::Text:
341 case QPalette::ButtonText:
342 case QPalette::Base:
343 break;
344 case QPalette::Dark:
345 m_palette.setBrush(QPalette::Disabled, QPalette::WindowText, br);
346 m_palette.setBrush(QPalette::Disabled, QPalette::Dark, br);
347 m_palette.setBrush(QPalette::Disabled, QPalette::Text, br);
348 m_palette.setBrush(QPalette::Disabled, QPalette::ButtonText, br);
349 idxBegin = PaletteModel::index(0, 0);
350 idxEnd = PaletteModel::index(static_cast<int>(m_roleNames.count()) - 1, 3);
351 break;
352 case QPalette::Window:
353 m_palette.setBrush(QPalette::Disabled, QPalette::Base, br);
354 m_palette.setBrush(QPalette::Disabled, QPalette::Window, br);
355 idxBegin = PaletteModel::index(QPalette::Base, 0);
356 break;
357 case QPalette::Highlight:
358 break;
359 default:
360 m_palette.setBrush(QPalette::Disabled, r, br);
361 break;
362 }
363 }
364 emit paletteChanged(m_palette);
365 emit dataChanged(idxBegin, idxEnd);
366 return true;
367 }
368 if (index.column() == 0 && role == Qt::EditRole) {
369 auto mask = m_palette.
370#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
371 resolveMask()
372#else
373 resolve()
374#endif
375 ;
376 const bool isMask = qvariant_cast<bool>(value);
377 const int r = index.row();
378 if (isMask) {
379 mask |= (static_cast<decltype(mask)>(1) << static_cast<decltype(mask)>(r));
380 } else {
381 m_palette.setBrush(
382 QPalette::Active, static_cast<QPalette::ColorRole>(r), m_parentPalette.brush(QPalette::Active, static_cast<QPalette::ColorRole>(r)));
383 m_palette.setBrush(QPalette::Inactive, static_cast<QPalette::ColorRole>(r),
384 m_parentPalette.brush(QPalette::Inactive, static_cast<QPalette::ColorRole>(r)));
385 m_palette.setBrush(QPalette::Disabled, static_cast<QPalette::ColorRole>(r),
386 m_parentPalette.brush(QPalette::Disabled, static_cast<QPalette::ColorRole>(r)));
387 mask &= ~static_cast<decltype(mask)>((static_cast<decltype(mask)>(1) << static_cast<decltype(mask)>(index.row())));
388 }
389 m_palette.
390#if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
391 setResolveMask(mask);
392 m_palette = m_palette.resolve(m_palette)
393#else
394 resolve(mask)
395#endif
396 ;
397 emit paletteChanged(m_palette);
398 const QModelIndex idxEnd = PaletteModel::index(r, 3);
399 emit dataChanged(index, idxEnd);
400 return true;
401 }
402 return false;
403}
404
405Qt::ItemFlags PaletteModel::flags(const QModelIndex &index) const
406{
407 if (!index.isValid())
408 return Qt::ItemIsEnabled;
409 return Qt::ItemIsEditable | Qt::ItemIsEnabled;
410}
411
412QVariant PaletteModel::headerData(int section, Qt::Orientation orientation, int role) const
413{
414 if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
415 if (section == 0)
416 return tr("Color Role");
417 if (section == groupToColumn(QPalette::Active))
418 return tr("Active");
419 if (section == groupToColumn(QPalette::Inactive))
420 return tr("Inactive");
421 if (section == groupToColumn(QPalette::Disabled))
422 return tr("Disabled");
423 }
424 return QVariant();
425}
426
428{
429 return m_palette;
430}
431
432void PaletteModel::setPalette(const QPalette &palette, const QPalette &parentPalette)
433{
434 m_parentPalette = parentPalette;
435 m_palette = palette;
436 const QModelIndex idxBegin = index(0, 0);
437 const QModelIndex idxEnd = index(static_cast<int>(m_roleNames.count()) - 1, 3);
438 emit dataChanged(idxBegin, idxEnd);
439}
440
441QPalette::ColorGroup PaletteModel::columnToGroup(int index) const
442{
443 if (index == 1)
444 return QPalette::Active;
445 if (index == 2)
446 return QPalette::Inactive;
447 return QPalette::Disabled;
448}
449
450int PaletteModel::groupToColumn(QPalette::ColorGroup group) const
451{
452 if (group == QPalette::Active)
453 return 1;
454 if (group == QPalette::Inactive)
455 return 2;
456 return 3;
457}
458
460 : QWidget(parent)
461 , m_button(new ColorButton(this))
462 , m_changed(false)
463{
464 auto *const layout = new QHBoxLayout(this);
465 layout->setContentsMargins(0, 0, 0, 0);
466 layout->addWidget(m_button);
467 connect(m_button, &ColorButton::colorChanged, this, &BrushEditor::brushChanged);
468 setFocusProxy(m_button);
469}
470
471void BrushEditor::setBrush(const QBrush &brush)
472{
473 m_button->setColor(brush.color());
474 m_changed = false;
475}
476
477QBrush BrushEditor::brush() const
478{
479 return QBrush(m_button->color());
480}
481
482void BrushEditor::brushChanged()
483{
484 m_changed = true;
485 emit changed(this);
486}
487
489{
490 return m_changed;
491}
492
494 : QWidget(parent)
495 , m_label(new QLabel(this))
496 , m_edited(false)
497{
498 QHBoxLayout *layout = new QHBoxLayout(this);
499 layout->setContentsMargins(0, 0, 0, 0);
500 layout->setSpacing(0);
501
502 layout->addWidget(m_label);
503 m_label->setAutoFillBackground(true);
504 m_label->setIndent(3); // same value as textMargin in QItemDelegate
505 setFocusProxy(m_label);
506
507 auto *const button = new QToolButton(this);
508 button->setToolButtonStyle(Qt::ToolButtonIconOnly);
509 button->setIcon(QIcon::fromTheme(QStringLiteral("edit-clear")));
510 button->setIconSize(QSize(8, 8));
511 button->setSizePolicy(QSizePolicy(QSizePolicy::Fixed, QSizePolicy::MinimumExpanding));
512 layout->addWidget(button);
513 connect(button, &QAbstractButton::clicked, this, &RoleEditor::emitResetProperty);
514}
515
516void RoleEditor::setLabel(const QString &label)
517{
518 m_label->setText(label);
519}
520
522{
523 QFont font;
524 if (on == true) {
525 font.setBold(on);
526 }
527 m_label->setFont(font);
528 m_edited = on;
529}
530
532{
533 return m_edited;
534}
535
536void RoleEditor::emitResetProperty()
537{
538 setEdited(false);
539 emit changed(this);
540}
541
543 : QItemDelegate(parent)
544{
545}
546
547QWidget *ColorDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &, const QModelIndex &index) const
548{
549 if (index.column() == 0) {
550 auto *const editor = new RoleEditor(parent);
551 connect(editor, &RoleEditor::changed, this, &ColorDelegate::commitData);
552 return editor;
553 }
554
555 using BrushEditorWidgetSignal = void (BrushEditor::*)(QWidget *);
556
557 auto *const editor = new BrushEditor(parent);
558 connect(editor, static_cast<BrushEditorWidgetSignal>(&BrushEditor::changed), this, &ColorDelegate::commitData);
559 editor->setFocusPolicy(Qt::NoFocus);
560 editor->installEventFilter(const_cast<ColorDelegate *>(this));
561 return editor;
562}
563
564void ColorDelegate::setEditorData(QWidget *ed, const QModelIndex &index) const
565{
566 if (index.column() == 0) {
567 const auto mask = qvariant_cast<bool>(index.model()->data(index, Qt::EditRole));
568 auto *const editor = static_cast<RoleEditor *>(ed);
569 editor->setEdited(mask);
570 const auto colorName = qvariant_cast<QString>(index.model()->data(index, Qt::DisplayRole));
571 editor->setLabel(colorName);
572 } else {
573 const auto br = qvariant_cast<QBrush>(index.model()->data(index, BrushRole));
574 auto *const editor = static_cast<BrushEditor *>(ed);
575 editor->setBrush(br);
576 }
577}
578
579void ColorDelegate::setModelData(QWidget *ed, QAbstractItemModel *model, const QModelIndex &index) const
580{
581 if (index.column() == 0) {
582 const auto *const editor = static_cast<RoleEditor *>(ed);
583 const auto mask = editor->edited();
584 model->setData(index, mask, Qt::EditRole);
585 } else {
586 const auto *const editor = static_cast<BrushEditor *>(ed);
587 if (editor->changed()) {
588 QBrush br = editor->brush();
589 model->setData(index, br, BrushRole);
590 }
591 }
592}
593
594void ColorDelegate::updateEditorGeometry(QWidget *ed, const QStyleOptionViewItem &option, const QModelIndex &index) const
595{
596 QItemDelegate::updateEditorGeometry(ed, option, index);
597 ed->setGeometry(ed->geometry().adjusted(0, 0, -1, -1));
598}
599
600void ColorDelegate::paint(QPainter *painter, const QStyleOptionViewItem &opt, const QModelIndex &index) const
601{
602 QStyleOptionViewItem option = opt;
603 const auto mask = qvariant_cast<bool>(index.model()->data(index, Qt::EditRole));
604 if (index.column() == 0 && mask) {
605 option.font.setBold(true);
606 }
607 auto br = qvariant_cast<QBrush>(index.model()->data(index, BrushRole));
608 if (br.style() == Qt::LinearGradientPattern || br.style() == Qt::RadialGradientPattern || br.style() == Qt::ConicalGradientPattern) {
609 painter->save();
610 painter->translate(option.rect.x(), option.rect.y());
611 painter->scale(option.rect.width(), option.rect.height());
612 QGradient gr = *(br.gradient());
613 gr.setCoordinateMode(QGradient::LogicalMode);
614 br = QBrush(gr);
615 painter->fillRect(0, 0, 1, 1, br);
616 painter->restore();
617 } else {
618 painter->save();
619 painter->setBrushOrigin(option.rect.x(), option.rect.y());
620 painter->fillRect(option.rect, br);
621 painter->restore();
622 }
623 QItemDelegate::paint(painter, option, index);
624
625 const QColor color = static_cast<QRgb>(QApplication::style()->styleHint(QStyle::SH_Table_GridLineColor, &option));
626 const QPen oldPen = painter->pen();
627 painter->setPen(QPen(color));
628
629 painter->drawLine(option.rect.right(), option.rect.y(), option.rect.right(), option.rect.bottom());
630 painter->drawLine(option.rect.x(), option.rect.bottom(), option.rect.right(), option.rect.bottom());
631 painter->setPen(oldPen);
632}
633
634QSize ColorDelegate::sizeHint(const QStyleOptionViewItem &opt, const QModelIndex &index) const
635{
636 return QItemDelegate::sizeHint(opt, index) + QSize(4, 4);
637}
638
639} // namespace QtUtilities
The BrushEditor class is used by PaletteEditor.
void setBrush(const QBrush &brush)
BrushEditor(QWidget *parent=nullptr)
The ColorButton class is used by PaletteEditor.
Definition colorbutton.h:15
void setColor(const QColor &color)
void colorChanged(const QColor &color)
The ColorDelegate class is used by PaletteEditor.
void setModelData(QWidget *ed, QAbstractItemModel *model, const QModelIndex &index) const override
void updateEditorGeometry(QWidget *ed, const QStyleOptionViewItem &option, const QModelIndex &index) const override
void setEditorData(QWidget *ed, const QModelIndex &index) const override
void paint(QPainter *painter, const QStyleOptionViewItem &opt, const QModelIndex &index) const override
QSize sizeHint(const QStyleOptionViewItem &opt, const QModelIndex &index) const override
ColorDelegate(QObject *parent=nullptr)
QWidget * createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const override
The PaletteEditor class provides a dialog to customize a QPalette.
static QPalette getPalette(QWidget *parent, const QPalette &init=QPalette(), const QPalette &parentPal=QPalette(), int *result=nullptr)
PaletteEditor(QWidget *parent)
bool event(QEvent *event) override
void setPalette(const QPalette &palette)
The PaletteModel class is used by PaletteEditor.
int columnCount(const QModelIndex &parent=QModelIndex()) const override
Qt::ItemFlags flags(const QModelIndex &index) const override
int rowCount(const QModelIndex &parent=QModelIndex()) const override
QVariant headerData(int section, Qt::Orientation orientation, int role=Qt::DisplayRole) const override
QVariant data(const QModelIndex &index, int role) const override
PaletteModel(QObject *parent=nullptr)
bool setData(const QModelIndex &index, const QVariant &value, int role) override
void setPalette(const QPalette &palette, const QPalette &parentPalette)
void paletteChanged(const QPalette &palette)
The RoleEditor class is used by PaletteEditor.
void changed(QWidget *widget)
RoleEditor(QWidget *parent=nullptr)
void setLabel(const QString &label)