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Add workaround to refresh styled controls once color scheme is changed

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PR #20569.
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Vladimir Golovnev 2024-03-21 11:14:41 +03:00 • committed by GitHub
commit b489262f51
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1 changed files with 19 additions and 4 deletions
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23
src/gui/uithememanager.cpp
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@ -1,6 +1,6 @@
/* /*
* Bittorrent Client using Qt and libtorrent. * Bittorrent Client using Qt and libtorrent.
* Copyright (C) 2023 Vladimir Golovnev <glassez@yandex.ru> * Copyright (C) 2023-2024 Vladimir Golovnev <glassez@yandex.ru>
* Copyright (C) 2019, 2021 Prince Gupta <jagannatharjun11@gmail.com> * Copyright (C) 2019, 2021 Prince Gupta <jagannatharjun11@gmail.com>
* *
* This program is free software; you can redistribute it and/or * This program is free software; you can redistribute it and/or
@ -33,6 +33,8 @@
#include <QPalette> #include <QPalette>
#include <QPixmapCache> #include <QPixmapCache>
#include <QResource> #include <QResource>
#include <QStyle>
#include <QStyleHints>
#include "base/global.h" #include "base/global.h"
#include "base/logger.h" #include "base/logger.h"
@ -44,9 +46,16 @@ namespace
{ {
bool isDarkTheme() bool isDarkTheme()
{ {
const QPalette palette = qApp->palette(); switch (qApp->styleHints()->colorScheme())
const QColor &color = palette.color(QPalette::Active, QPalette::Base); {
return (color.lightness() < 127); case Qt::ColorScheme::Dark:
return true;
case Qt::ColorScheme::Light:
return false;
default:
// fallback to custom method
return (qApp->palette().color(QPalette::Active, QPalette::Base).lightness() < 127);
}
} }
} }
@ -70,6 +79,12 @@ UIThemeManager::UIThemeManager()
, m_useSystemIcons {Preferences::instance()->useSystemIcons()} , m_useSystemIcons {Preferences::instance()->useSystemIcons()}
#endif #endif
{ {
connect(QApplication::styleHints(), &QStyleHints::colorSchemeChanged, this, []
{
// workaround to refresh styled controls once color scheme is changed
QApplication::setStyle(QApplication::style()->name());
});
if (m_useCustomTheme) if (m_useCustomTheme)
{ {
const Path themePath = Preferences::instance()->customUIThemePath(); const Path themePath = Preferences::instance()->customUIThemePath();