refactor: Rename blackgui to swift::gui

src/gui/stylesheetutility.h

@@ -0,0 +1,174 @@
+// SPDX-FileCopyrightText: Copyright (C) 2014 swift Project Community / Contributors
+// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-swift-pilot-client-1
+
+//! \file
+
+#ifndef SWIFT_GUI_STYLESHEETUTILITY_H
+#define SWIFT_GUI_STYLESHEETUTILITY_H
+
+#include "gui/swiftguiexport.h"
+#include "misc/logcategories.h"
+#include "misc/digestsignal.h"
+
+#include <QFileSystemWatcher>
+#include <QMap>
+#include <QObject>
+#include <QScopedPointer>
+#include <QSettings>
+#include <QString>
+#include <QStringList>
+#include <QStyle>
+
+class QFont;
+class QWidget;
+
+namespace swift::gui
+{
+    //! Reads and provides style sheets
+    class SWIFT_GUI_EXPORT CStyleSheetUtility : public QObject
+    {
+        Q_OBJECT
+
+    public:
+        //! Constructor
+        explicit CStyleSheetUtility(QObject *parent = nullptr);
+
+        //! Log cats.
+        static const QStringList &getLogCategories();
+
+        //! Style for given file name
+        QString style(const QString &fileName) const;
+
+        //! Multiple styles concatenated
+        QString styles(const QStringList &fileNames) const;
+
+        //! Contains style for name
+        bool containsStyle(const QString &fileName) const;
+
+        //! Update the fonts
+        bool updateFont(const QFont &font);
+
+        //! Update the fonts
+        bool updateFont(const QString &qss);
+
+        //! Update the fonts
+        bool updateFont(const QString &fontFamily, const QString &fontSize, const QString &fontStyle, const QString &fontWeight, const QString &fontColorString);
+
+        //! Reset font
+        bool resetFont();
+
+        //! Current font color from style sheet
+        QString fontColorString() const;
+
+        //! Read the *.qss files
+        bool read();
+
+        //! Get the font style
+        static QString fontStyle(const QString &combinedStyleAndWeight);
+
+        //! Get the font weight
+        static QString fontWeight(const QString &combinedStyleAndWeight);
+
+        //! File name fonts.qss
+        static const QString &fileNameFonts();
+
+        //! Name for user modified file
+        static const QString &fileNameFontsModified();
+
+        //! Delete the modified file for fonts
+        bool deleteModifiedFontFile();
+
+        //! File name infobar.qss
+        static const QString &fileNameInfoBar();
+
+        //! File name navigator.qss
+        static const QString &fileNameNavigator();
+
+        //! File name dockwidgettab.qss
+        static const QString &fileNameDockWidgetTab();
+
+        //! File name for standard widgets
+        static const QString &fileNameStandardWidget();
+
+        //! Full file path and name for standard widgets
+        static const QString &fileNameAndPathStandardWidget();
+
+        //! File name textmessage.qss
+        static const QString &fileNameTextMessage();
+
+        //! File name maininfoarea.qss
+        static const QString &fileNameFilterDialog();
+
+        //! File name swift standard GUI
+        static const QString &fileNameSwiftStandardGui();
+
+        //! Full file path and name for swift standard GUI
+        static const QString &fileNameAndPathSwiftStandardGui();
+
+        //! File name swiftcore.qss
+        static const QString &fileNameSwiftCore();
+
+        //! File name swiftcore.qss
+        static const QString &fileNameSwiftData();
+
+        //! File name swiftlauncher.qss
+        static const QString &fileNameSwiftLauncher();
+
+        //! Font weights
+        static const QStringList &fontWeights();
+
+        //! Font styles
+        static const QStringList &fontStyles();
+
+        //! Transparent background color
+        static const QString &transparentBackgroundColor();
+
+        //! Font style as string
+        static const QString &fontStyleAsString(const QFont &font);
+
+        //! Font weight as string
+        static const QString &fontWeightAsString(const QFont &font);
+
+        //! Font as combined weight and style
+        static QString fontAsCombinedWeightStyle(const QFont &font);
+
+        //! Parameters as stylesheet
+        static QString asStylesheet(const QString &fontFamily, const QString &fontSize, const QString &fontStyle,
+                                    const QString &fontWeight, const QString &fontColorString = {});
+
+        //! Widget's font as stylesheet
+        static QString asStylesheet(const QWidget *widget, int pointSize = -1);
+
+        //! Use style sheets in derived widgets
+        //! \sa QWidget::paintEvent
+        static bool useStyleSheetInDerivedWidget(QWidget *derivedWidget, QStyle::PrimitiveElement element = QStyle::PE_Widget);
+
+        //! Stylesheet string for a checkbox displayed as 2 icons
+        static QString styleForIconCheckBox(const QString &checkedIcon, const QString &uncheckedIcon, const QString &width = "16px", const QString &height = "16px");
+
+        //! Concatenate 2 styles
+        static QString concatStyles(const QString &style1, const QString &style2);
+
+        //! Set QSysInfo properties for given widget (which can be used in stylesheet)
+        static void setQSysInfoProperties(QWidget *widget, bool withChildWidgets);
+
+    signals:
+        //! Sheets have been changed
+        //! \deprecated use swift::gui::CGuiApplication::styleSheetsChanged
+        void styleSheetsChanged();
+
+    private:
+        //! File changed
+        void qssDirectoryChanged(const QString &file);
+
+        //! Filename based on OS/existing files
+        static QString getQssFileName(const QString &fileName);
+
+        //! Check existance of qss file
+        static bool qssFileExists(const QString &filename);
+
+        QMap<QString, QString> m_styleSheets; //!< filename, stylesheet
+        QFileSystemWatcher m_fileWatcher { this }; //!< monitor my qss files
+    };
+}
+#endif // guard