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Update native_theme.cc

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Alexander David Frick 2022-08-20 19:48:01 -05:00 committed by GitHub
parent f0f9d4ceb0
commit d01f148dfb
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1 changed files with 18 additions and 1 deletions
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19
src/ui/native_theme/native_theme.cc
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@ -97,6 +97,15 @@ void NativeTheme::NotifyOnCaptionStyleUpdated() {
observer.OnCaptionStyleUpdated(); observer.OnCaptionStyleUpdated();
} }
void NativeTheme::NotifyOnPreferredContrastUpdated() {
// This specific method is prone to being mistakenly called on the wrong
// sequence, because it is often invoked from a platform-specific event
// listener, and those events may be delivered on unexpected sequences.
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
for (NativeThemeObserver& observer : native_theme_observers_)
observer.OnPreferredContrastChanged();
}
float NativeTheme::AdjustBorderWidthByZoom(float border_width, float NativeTheme::AdjustBorderWidthByZoom(float border_width,
float zoom_level) const { float zoom_level) const {
float zoomed = floorf(border_width * zoom_level); float zoomed = floorf(border_width * zoom_level);
@ -157,6 +166,14 @@ NativeTheme::PreferredContrast NativeTheme::GetPreferredContrast() const {
return preferred_contrast_; return preferred_contrast_;
} }
void NativeTheme::SetPreferredContrast(
NativeTheme::PreferredContrast preferred_contrast) {
if (preferred_contrast_ == preferred_contrast)
return;
preferred_contrast_ = preferred_contrast;
NotifyOnPreferredContrastUpdated();
}
bool NativeTheme::IsForcedDarkMode() const { bool NativeTheme::IsForcedDarkMode() const {
static bool kIsForcedDarkMode = static bool kIsForcedDarkMode =
base::CommandLine::ForCurrentProcess()->HasSwitch("force-dark-mode"); base::CommandLine::ForCurrentProcess()->HasSwitch("force-dark-mode");
@ -260,7 +277,7 @@ void NativeTheme::ColorSchemeNativeThemeObserver::OnNativeThemeUpdated(
notify_observers = true; notify_observers = true;
} }
if (theme_to_update_->GetPreferredContrast() != preferred_contrast) { if (theme_to_update_->GetPreferredContrast() != preferred_contrast) {
theme_to_update_->set_preferred_contrast(preferred_contrast); theme_to_update_->SetPreferredContrast(preferred_contrast);
notify_observers = true; notify_observers = true;
} }