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Bring Windows XP themes to your KDE Plasma environment!
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#include <QCheckBox>#include <QColorDialog>#include <QComboBox>#include <QDialogButtonBox>#include <QFontDatabase>#include <QGridLayout>#include <QHBoxLayout>#include <QLabel>#include <QPainter>#include <QPushButton>#include <QSpinBox>#include <QVBoxLayout>
namespace xpl::editor {
namespace {
// XP's items: what each one's size is, its colours (by .theme name), its// font and the font's colour. (Empty: XP greys that control out.)struct Item{ const char *label; const char *size; // a metric, below const char *colour1, *colour2; const char *font; // "caption", "smcaption", "menu", "status", "message", "icon" const char *fontColour;};const Item kItems[] = { {"3D Objects", nullptr, "ButtonFace", nullptr, nullptr, "ButtonText"}, {"Active Title Bar", "captionHeight", "ActiveTitle", "GradientActiveTitle", "caption", "TitleText"}, {"Active Window Border", "borderWidth", "ActiveBorder", nullptr, nullptr, nullptr}, {"Application Background", nullptr, "AppWorkspace", nullptr, nullptr, nullptr}, {"Caption Buttons", "captionWidth", nullptr, nullptr, nullptr, nullptr}, {"Desktop", nullptr, "Background", nullptr, nullptr, nullptr}, {"Icon", nullptr, nullptr, nullptr, "icon", nullptr}, {"Icon Spacing (Horizontal)", "iconHorizontal", nullptr, nullptr, nullptr, nullptr}, {"Icon Spacing (Vertical)", "iconVertical", nullptr, nullptr, nullptr, nullptr}, {"Inactive Title Bar", "captionHeight", "InactiveTitle", "GradientInactiveTitle", "caption", "InactiveTitleText"}, {"Inactive Window Border", "borderWidth", "InactiveBorder", nullptr, nullptr, nullptr}, {"Menu", "menuHeight", "Menu", nullptr, "menu", "MenuText"}, {"Message Box", nullptr, nullptr, nullptr, "message", "WindowText"}, {"Palette Title", "smCaptionHeight", nullptr, nullptr, "smcaption", nullptr}, {"Scrollbar", "scrollWidth", nullptr, nullptr, nullptr, nullptr}, {"Selected Items", "menuHeight", "Hilight", nullptr, "menu", "HilightText"}, {"ToolTip", nullptr, "InfoWindow", nullptr, "status", "InfoText"}, {"Window", nullptr, "Window", nullptr, nullptr, "WindowText"},};
int *itemMetric(ClassicScheme &s, const char *name){ NonClientMetrics &m = s.metrics; const QLatin1String n(name ? name : ""); if (n == QLatin1String("captionHeight")) return &m.captionHeight; if (n == QLatin1String("captionWidth")) return &m.captionWidth; if (n == QLatin1String("borderWidth")) return &m.borderWidth; if (n == QLatin1String("menuHeight")) return &m.menuHeight; if (n == QLatin1String("smCaptionHeight")) return &m.smCaptionHeight; if (n == QLatin1String("scrollWidth")) return &m.scrollWidth; if (n == QLatin1String("iconHorizontal")) return &s.icons.horzSpacing; if (n == QLatin1String("iconVertical")) return &s.icons.vertSpacing; return nullptr;}
LogFont *itemFont(ClassicScheme &s, const char *name){ const QLatin1String n(name ? name : ""); if (n == QLatin1String("caption")) return &s.metrics.captionFont; if (n == QLatin1String("smcaption")) return &s.metrics.smCaptionFont; if (n == QLatin1String("menu")) return &s.metrics.menuFont; if (n == QLatin1String("status")) return &s.metrics.statusFont; if (n == QLatin1String("message")) return &s.metrics.messageFont; if (n == QLatin1String("icon")) return &s.icons.font; return nullptr;}
} // namespace
// --- the colour button -----------------------------------------------------------------
ColourButton::ColourButton(QWidget *parent) : QWidget(parent) , m_button(new QPushButton(this)){ auto *layout = new QHBoxLayout(this); layout->setContentsMargins(0, 0, 0, 0); layout->addWidget(m_button); m_button->setFixedWidth(46); connect(m_button, &QPushButton::clicked, this, [this] { const QColor c = QColorDialog::getColor(m_colour, this); if (c.isValid()) { setColour(c); Q_EMIT picked(); } }); setColour(Qt::black);}
void ColourButton::setColour(const QColor &colour){ m_colour = colour; QPixmap swatch(28, 12); swatch.fill(colour); QPainter p(&swatch); p.setPen(Qt::black); p.drawRect(swatch.rect().adjusted(0, 0, -1, -1)); p.end(); m_button->setIcon(QIcon(swatch)); m_button->setIconSize(swatch.size());}
QSize ColourButton::sizeHint() const{ return m_button->sizeHint();}
// --- the dialog ------------------------------------------------------------------------
AdvancedDialog::AdvancedDialog(const ClassicScheme &scheme, preview::Previewer *previewer, QWidget *parent) : QDialog(parent) , m_scheme(scheme) , m_previewer(previewer){ setWindowTitle(QStringLiteral("Advanced Appearance")); auto *layout = new QVBoxLayout(this); m_sample = new QLabel; m_sample->setFrameStyle(QFrame::StyledPanel | QFrame::Sunken); m_sample->setFixedSize(preview::kAppearanceSize + QSize(4, 4)); m_sample->setAlignment(Qt::AlignCenter); layout->addWidget(m_sample, 0, Qt::AlignHCenter); auto *blurb = new QLabel(QStringLiteral("If you select a windows and buttons setting other than Windows Classic, it will " "override the following settings, except in some older programs.")); blurb->setWordWrap(true); layout->addWidget(blurb);
auto *grid = new QGridLayout; m_item = new QComboBox; for (const Item &item : kItems) m_item->addItem(QLatin1String(item.label)); m_size = new QSpinBox; m_size->setRange(0, 200); m_colour1 = new ColourButton; m_colour2 = new ColourButton; grid->addWidget(new QLabel(QStringLiteral("Item:")), 0, 0); grid->addWidget(new QLabel(QStringLiteral("Size:")), 0, 1); grid->addWidget(new QLabel(QStringLiteral("Color 1:")), 0, 2); grid->addWidget(new QLabel(QStringLiteral("Color 2:")), 0, 3); grid->addWidget(m_item, 1, 0); grid->addWidget(m_size, 1, 1); grid->addWidget(m_colour1, 1, 2); grid->addWidget(m_colour2, 1, 3); m_fontFace = new QComboBox; m_fontFace->addItems(QFontDatabase::families()); m_fontSize = new QSpinBox; m_fontSize->setRange(6, 36); m_fontColour = new ColourButton; m_bold = new QCheckBox(QStringLiteral("B")); m_italic = new QCheckBox(QStringLiteral("I")); grid->addWidget(new QLabel(QStringLiteral("Font:")), 2, 0); grid->addWidget(new QLabel(QStringLiteral("Size:")), 2, 1); grid->addWidget(new QLabel(QStringLiteral("Color:")), 2, 2); grid->addWidget(m_fontFace, 3, 0); grid->addWidget(m_fontSize, 3, 1); grid->addWidget(m_fontColour, 3, 2); auto *styleRow = new QHBoxLayout; styleRow->addWidget(m_bold); styleRow->addWidget(m_italic); grid->addLayout(styleRow, 3, 3); grid->setColumnStretch(0, 1); layout->addLayout(grid); auto *buttons = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel); layout->addWidget(buttons); connect(buttons, &QDialogButtonBox::accepted, this, &QDialog::accept); connect(buttons, &QDialogButtonBox::rejected, this, &QDialog::reject);
connect(m_item, &QComboBox::currentIndexChanged, this, &AdvancedDialog::showItem); connect(m_size, &QSpinBox::valueChanged, this, &AdvancedDialog::changed); connect(m_fontSize, &QSpinBox::valueChanged, this, &AdvancedDialog::changed); connect(m_fontFace, &QComboBox::currentTextChanged, this, &AdvancedDialog::changed); for (ColourButton *b : {m_colour1, m_colour2, m_fontColour}) connect(b, &ColourButton::picked, this, &AdvancedDialog::changed); for (QCheckBox *b : {m_bold, m_italic}) connect(b, &QCheckBox::toggled, this, &AdvancedDialog::changed); m_item->setCurrentIndex(5); // Desktop, as XP opens on it showItem(); render();}
void AdvancedDialog::showItem(){ const Item &item = kItems[m_item->currentIndex()]; m_loading = true; int *size = itemMetric(m_scheme, item.size); m_size->setEnabled(size); m_size->setValue(size ? *size : 0); m_colour1->setEnabled(item.colour1); m_colour1->setColour(item.colour1 ? m_scheme.colour(QString::fromLatin1(item.colour1)) : QColor(Qt::gray)); m_colour2->setEnabled(item.colour2); m_colour2->setColour(item.colour2 ? m_scheme.colour(QString::fromLatin1(item.colour2)) : QColor(Qt::gray)); LogFont *f = itemFont(m_scheme, item.font); for (QWidget *w : std::initializer_list<QWidget *>{m_fontFace, m_fontSize, m_bold, m_italic}) w->setEnabled(f); if (f) { m_fontFace->setCurrentText(f->face); m_fontSize->setValue(f->points()); m_bold->setChecked(f->bold()); m_italic->setChecked(f->italic); } m_fontColour->setEnabled(item.fontColour); m_fontColour->setColour(item.fontColour ? m_scheme.colour(QString::fromLatin1(item.fontColour)) : QColor(Qt::gray)); m_loading = false;}
void AdvancedDialog::changed(){ if (m_loading) return; const Item &item = kItems[m_item->currentIndex()]; if (int *size = itemMetric(m_scheme, item.size)) *size = m_size->value(); if (item.colour1) m_scheme.setColour(QString::fromLatin1(item.colour1), m_colour1->colour()); if (item.colour2) m_scheme.setColour(QString::fromLatin1(item.colour2), m_colour2->colour()); if (item.fontColour) m_scheme.setColour(QString::fromLatin1(item.fontColour), m_fontColour->colour()); if (LogFont *f = itemFont(m_scheme, item.font)) { const bool italic = m_italic->isChecked(); *f = LogFont::fromPoints(m_fontFace->currentText(), m_fontSize->value(), m_bold->isChecked()); f->italic = italic; } // The scheme is the user's own now. if (!m_scheme.name.endsWith(QLatin1String(" (modified)"))) m_scheme.name += QLatin1String(" (modified)"); render();}
void AdvancedDialog::render(){ const QImage image = m_previewer->appearance(Look::fromScheme(m_scheme), preview::kAppearanceSize, m_scheme.colour(u"Background")); m_sample->setPixmap(QPixmap::fromImage(image));}
} // namespace xpl::editor