[vlc-commits] qt: add isDark() function to the SystemPalette class

[Fatih Uzunoglu]

vlc | branch: master | Fatih Uzunoglu <fuzun54 at outlook.com> | Fri Jun 26 23:26:52 2020 +0300| [970f1ec0013928d857822feff7fd8612e10d33b1] | committer: Pierre Lamot

qt: add isDark() function to the SystemPalette class

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=970f1ec0013928d857822feff7fd8612e10d33b1
---

 modules/gui/qt/util/systempalette.cpp | 4 ++++
 modules/gui/qt/util/systempalette.hpp | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/modules/gui/qt/util/systempalette.cpp b/modules/gui/qt/util/systempalette.cpp
index c7fcfb3000..a2d0e5156a 100644
--- a/modules/gui/qt/util/systempalette.cpp
+++ b/modules/gui/qt/util/systempalette.cpp
@@ -78,3 +78,7 @@ QColor SystemPalette::shadow() const
     return m_palette.color(QPalette::Normal, QPalette::Shadow);
 }
 
+bool SystemPalette::isDark() const
+{
+    return base().lightness() < text().lightness();
+}
diff --git a/modules/gui/qt/util/systempalette.hpp b/modules/gui/qt/util/systempalette.hpp
index bedf2782cf..00f5f31bc2 100644
--- a/modules/gui/qt/util/systempalette.hpp
+++ b/modules/gui/qt/util/systempalette.hpp
@@ -90,6 +90,8 @@ class SystemPalette : public QObject
     Q_PROPERTY(QColor mid       READ mid      NOTIFY paletteChanged)
     Q_PROPERTY(QColor shadow    READ shadow   NOTIFY paletteChanged)
 
+    Q_PROPERTY(bool isDark READ isDark NOTIFY paletteChanged)
+
 public:
     SystemPalette(QObject* parent = nullptr);
 
@@ -155,6 +157,8 @@ public:
     QColor mid() const;
     QColor shadow() const;
 
+    bool isDark() const;
+
 signals:
     void paletteChanged();