171 lines
5.8 KiB
C++
171 lines
5.8 KiB
C++
#include "./dialogutils.h"
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#include <QCoreApplication>
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#include <QDir>
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#include <QFileInfo>
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#if defined(QT_UTILITIES_GUI_QTWIDGETS) || defined(QT_UTILITIES_GUI_QTQUICK)
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#include <QGuiApplication>
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#include <QPalette>
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#endif
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#if defined(QT_UTILITIES_GUI_QTWIDGETS)
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#include <QApplication>
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#include <QCursor>
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#include <QDesktopWidget>
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#include <QScreen>
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#include <QStyle>
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#include <QWidget>
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#endif
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namespace QtUtilities {
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/*!
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* \brief Generates the window title string for the specified \a documentStatus
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* and \a documentPath.
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*/
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QString generateWindowTitle(DocumentStatus documentStatus, const QString &documentPath)
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{
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switch (documentStatus) {
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case DocumentStatus::Saved:
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if (documentPath.isEmpty()) {
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return QCoreApplication::translate("Utilities::windowTitle", "Unsaved - %1").arg(QCoreApplication::applicationName());
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} else {
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const QFileInfo file(documentPath);
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return QCoreApplication::translate("Utilities::windowTitle", "%1 - %2 - %3")
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.arg(file.fileName(), file.dir().path(), QCoreApplication::applicationName());
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}
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case DocumentStatus::Unsaved:
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if (documentPath.isEmpty()) {
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return QCoreApplication::translate("Utilities::windowTitle", "*Unsaved - %1").arg(QCoreApplication::applicationName());
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} else {
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const QFileInfo file(documentPath);
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return QCoreApplication::translate("Utilities::windowTitle", "*%1 - %2 - %3")
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.arg(file.fileName(), file.dir().path(), QCoreApplication::applicationName());
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}
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case DocumentStatus::NoDocument:
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return QCoreApplication::applicationName();
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default:
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return QString(); // to suppress warning: "control reaches end of non-void
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// function"
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}
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}
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#if defined(QT_UTILITIES_GUI_QTWIDGETS) || defined(QT_UTILITIES_GUI_QTQUICK)
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#ifdef Q_OS_WIN32
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/*!
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* \brief Returns the color used to draw frames.
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*/
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QColor windowFrameColor()
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{
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return QGuiApplication::palette().window().color().darker(108);
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}
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/*!
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* \brief Returns the color used to draw instructions.
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*/
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QColor instructionTextColor()
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{
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const auto baseColor = QGuiApplication::palette().base().color();
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return (baseColor.value() > 204 && baseColor.saturation() < 63) ? QColor(0x00, 0x33, 0x99) : QGuiApplication::palette().text().color();
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}
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#endif
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/*!
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* \brief Returns the stylesheet for dialogs and other windows used in my
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* applications.
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*/
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const QString &dialogStyle()
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{
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#ifdef Q_OS_WIN32
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static const auto style = QStringLiteral("#mainWidget { color: palette(text); background-color: "
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"palette(base); border: none; }"
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"#bottomWidget { background-color: palette(window); "
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"color: palette(window-text); border-top: 1px solid %1; }"
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"QMessageBox QLabel, QInputDialog QLabel, "
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"*[classNames~=\"heading\"] { font-size: 12pt; color: %2; "
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"}"
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"*[classNames~=\"input-invalid\"] { color: red; }")
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.arg(windowFrameColor().name(), instructionTextColor().name());
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#else
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static const auto style = QStringLiteral("*[classNames~=\"heading\"] { font-weight: bold; }"
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"*[classNames~=\"input-invalid\"] { color: red; }");
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#endif
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return style;
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}
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#ifdef QT_UTILITIES_GUI_QTWIDGETS
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QRect availableScreenGeometryAtPoint(const QPoint &point)
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{
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#if (QT_VERSION >= QT_VERSION_CHECK(5, 10, 0))
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QScreen *const screen = QGuiApplication::screenAt(point);
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if (!screen) {
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return QRect();
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}
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return screen->availableGeometry();
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#else
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return QApplication::desktop()->availableGeometry(point);
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#endif
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}
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/*!
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* \brief Moves the specified \a widget in the middle of the (available) screen
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* area or \a parent if specified.
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*
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* The screen containing the current cursor position is used unless \a position
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* is specified.
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*/
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void centerWidget(QWidget *widget, const QWidget *parent, const QPoint *position)
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{
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widget->setGeometry(QStyle::alignedRect(Qt::LeftToRight, Qt::AlignCenter, widget->size(),
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parent ? parent->geometry() : availableScreenGeometryAtPoint(position ? *position : QCursor::pos())));
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}
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/*!
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* \brief Moves the specified \a widget to the corner which is closest to the
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* current cursor position or \a position if specified.
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*
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* If there are multiple screens available, the screen where the cursor currently
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* is located is chosen.
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*/
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void cornerWidget(QWidget *widget, const QPoint *position)
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{
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const QPoint cursorPos(position ? *position : QCursor::pos());
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const QRect availableGeometry(availableScreenGeometryAtPoint(cursorPos));
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Qt::Alignment alignment = nullptr;
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alignment |= (cursorPos.x() - availableGeometry.left() < availableGeometry.right() - cursorPos.x() ? Qt::AlignLeft : Qt::AlignRight);
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alignment |= (cursorPos.y() - availableGeometry.top() < availableGeometry.bottom() - cursorPos.y() ? Qt::AlignTop : Qt::AlignBottom);
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widget->setGeometry(QStyle::alignedRect(Qt::LeftToRight, alignment, widget->size(), availableGeometry));
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}
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/*!
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* \brief Makes \a widget a heading.
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*/
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void makeHeading(QWidget *widget)
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{
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widget->setProperty("classNames", widget->property("classNames").toStringList() << QStringLiteral("heading"));
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}
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/*!
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* \brief Updates the widget style.
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* \remarks Useful when dynamic properties are used in the stylesheet because
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* the widget style does not update automatically when a property
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* changes.
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*/
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void updateStyle(QWidget *widget)
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{
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widget->style()->unpolish(widget);
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widget->style()->polish(widget);
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widget->update();
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}
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#endif
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#endif
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} // namespace QtUtilities
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