Utility method to check if a theme is supposed to be in dark or light mode. (#6785)

* Utility method to check if a theme is supposed to be in dark or light mode.

Took 22 minutes

Took 4 seconds

* Method is public.

Took 3 minutes

* Add a utility method to check if we're using a built-in theme

Took 3 minutes

Took 3 seconds

* Use built-in theme detection for home screen.

Took 6 minutes

* Re-polish on theme change

Took 2 minutes

* Fetch background on theme change.

Took 4 minutes

Took 6 seconds

* No need to double polish.

Took 4 minutes

* No need to repaint.

Took 32 seconds

* Only repolish visible widgets.

Took 5 minutes

---------

Co-authored-by: Lukas Brübach <Bruebach.Lukas@bdosecurity.de>
This commit is contained in:
BruebachL 2026-05-08 13:47:14 +02:00 committed by GitHub
parent 43bee2316e
commit a4c2b1411f
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3 changed files with 77 additions and 11 deletions

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@ -2,6 +2,7 @@
#include "../../../client/settings/cache_settings.h"
#include "../../../interface/widgets/tabs/tab_supervisor.h"
#include "../../theme_manager.h"
#include "../../window_main.h"
#include "background_sources.h"
#include "home_styled_button.h"
@ -46,6 +47,8 @@ HomeWidget::HomeWidget(QWidget *parent, TabSupervisor *_tabSupervisor)
&HomeWidget::onBackgroundShuffleFrequencyChanged);
// Lambda is cleaner to read than overloading this
connect(&SettingsCache::instance(), &SettingsCache::homeTabDisplayCardNameChanged, this, [this] { repaint(); });
connect(&SettingsCache::instance(), &SettingsCache::themeChanged, this,
&HomeWidget::initializeBackgroundFromSource);
connect(&SettingsCache::instance(), &SettingsCache::themeChanged, this,
&HomeWidget::updateButtonsToBackgroundColor);
}
@ -256,7 +259,7 @@ void HomeWidget::updateConnectButton(const ClientStatus status)
QPair<QColor, QColor> HomeWidget::extractDominantColors(const QPixmap &pixmap)
{
if (SettingsCache::instance().getThemeName() == "Default" &&
if (themeManager->isBuiltInTheme() &&
SettingsCache::instance().getHomeTabBackgroundSource() == BackgroundSources::toId(BackgroundSources::Theme)) {
return QPair<QColor, QColor>(QColor::fromRgb(20, 140, 60), QColor::fromRgb(120, 200, 80));
}