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feat: add immersive dark mode on windows (#33624)

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* feat: add immersive dark mode

* fix syntax and add header

* add me

* Update fuses.json5

* fix: redraw title bar on dark mode change

* chore: SetWindowTheme doesn't seem to be needed

* chore: separate out Win 10 dark mode implementation

* final touches

* final touches

* chore: limit Win 10 to >= 20H1 and drop fuse

* fix types

* fix lint

Co-authored-by: Micha Hanselmann <micha.hanselmann@gmail.com>
Co-authored-by: David Sanders <dsanders11@ucsbalum.com>
This commit is contained in:
Michaela Laurencin 2022-06-14 12:27:28 -04:00 • committed by GitHub
parent 21ef8501e7
commit 4c7c0b41c2
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 55 additions and 182 deletions
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23
shell/browser/ui/win/electron_desktop_window_tree_host_win.cc
View file

@ -7,13 +7,10 @@
#include "base/win/windows_version.h"
#include "electron/buildflags/buildflags.h"
#include "shell/browser/ui/views/win_frame_view.h"
#include "shell/browser/win/dark_mode.h"
#include "ui/base/win/hwnd_metrics.h"
#include "ui/base/win/shell.h"
#if BUILDFLAG(ENABLE_WIN_DARK_MODE_WINDOW_UI)
#include "shell/browser/win/dark_mode.h"
#endif
namespace electron {
ElectronDesktopWindowTreeHostWin::ElectronDesktopWindowTreeHostWin(
@ -29,14 +26,13 @@ bool ElectronDesktopWindowTreeHostWin::PreHandleMSG(UINT message,
WPARAM w_param,
LPARAM l_param,
LRESULT* result) {
#if BUILDFLAG(ENABLE_WIN_DARK_MODE_WINDOW_UI)
if (message == WM_NCCREATE) {
HWND const hwnd = GetAcceleratedWidget();
auto const theme_source =
ui::NativeTheme::GetInstanceForNativeUi()->theme_source();
win::SetDarkModeForWindow(hwnd, theme_source);
const bool dark_mode_supported = win::IsDarkModeSupported();
if (dark_mode_supported && message == WM_NCCREATE) {
win::SetDarkModeForWindow(GetAcceleratedWidget());
ui::NativeTheme::GetInstanceForNativeUi()->AddObserver(this);
} else if (dark_mode_supported && message == WM_DESTROY) {
ui::NativeTheme::GetInstanceForNativeUi()->RemoveObserver(this);
}
#endif
return native_window_view_->PreHandleMSG(message, w_param, l_param, result);
}
@ -99,4 +95,9 @@ bool ElectronDesktopWindowTreeHostWin::GetClientAreaInsets(
return false;
}
void ElectronDesktopWindowTreeHostWin::OnNativeThemeUpdated(
ui::NativeTheme* observed_theme) {
win::SetDarkModeForWindow(GetAcceleratedWidget());
}
} // namespace electron

7
shell/browser/ui/win/electron_desktop_window_tree_host_win.h
View file

@ -12,8 +12,8 @@
namespace electron {
class ElectronDesktopWindowTreeHostWin
: public views::DesktopWindowTreeHostWin {
class ElectronDesktopWindowTreeHostWin : public views::DesktopWindowTreeHostWin,
public ::ui::NativeThemeObserver {
public:
ElectronDesktopWindowTreeHostWin(
NativeWindowViews* native_window_view,
@ -37,6 +37,9 @@ class ElectronDesktopWindowTreeHostWin
bool GetClientAreaInsets(gfx::Insets* insets,
HMONITOR monitor) const override;
// ui::NativeThemeObserver:
void OnNativeThemeUpdated(ui::NativeTheme* observed_theme) override;
private:
NativeWindowViews* native_window_view_; // weak ref
};