1055 lines
34 KiB
C++
1055 lines
34 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsLookAndFeel.h"
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#include <stdint.h>
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#include <windows.h>
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#include <shellapi.h>
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#include "nsStyleConsts.h"
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#include "nsUXThemeConstants.h"
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#include "nsWindowDefs.h"
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#include "nsWindowsHelpers.h"
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#include "WinUtils.h"
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#include "WindowsUIUtils.h"
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#include "mozilla/FontPropertyTypes.h"
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#include "mozilla/glean/WidgetWindowsMetrics.h"
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#include "mozilla/intl/LocaleService.h"
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#include "mozilla/widget/WinRegistry.h"
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#define AVG2(a, b) (((a) + (b) + 1) >> 1)
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using namespace mozilla;
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using namespace mozilla::widget;
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static Maybe<nscolor> GetColorFromTheme(UXThemeClass cls, int32_t aPart,
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int32_t aState, int32_t aPropId) {
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COLORREF color;
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HRESULT hr = GetThemeColor(nsLookAndFeel::GetTheme(cls), aPart, aState,
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aPropId, &color);
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if (hr == S_OK) {
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return Some(COLOREF_2_NSRGB(color));
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}
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return Nothing();
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}
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static int32_t GetSystemParam(long flag, int32_t def) {
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DWORD value;
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return ::SystemParametersInfo(flag, 0, &value, 0) ? value : def;
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}
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static int32_t GetTooltipOffsetVertical() {
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static constexpr DWORD kDefaultCursorSize = 32;
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const DWORD cursorSize =
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GetSystemParam(MOZ_SPI_CURSORSIZE, kDefaultCursorSize);
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if (cursorSize == kDefaultCursorSize) {
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return LookAndFeel::kDefaultTooltipOffset;
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}
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return std::ceilf(float(LookAndFeel::kDefaultTooltipOffset) *
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float(cursorSize) / float(kDefaultCursorSize));
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}
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UXThemeHandle::~UXThemeHandle() { Close(); }
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void UXThemeHandle::OpenOnce(LPCWSTR aClassList) {
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if (mHandle.isSome()) {
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return;
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}
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mHandle = Some(OpenThemeData(nullptr, aClassList));
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}
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void UXThemeHandle::Close() {
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if (mHandle.isNothing()) {
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return;
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}
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if (HANDLE rawHandle = mHandle.extract()) {
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CloseThemeData(rawHandle);
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}
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}
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UXThemeHandle::operator HANDLE() { return mHandle.valueOr(nullptr); }
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static const wchar_t* GetUXThemeClassName(UXThemeClass aClass) {
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switch (aClass) {
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case UXThemeClass::Button:
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return L"Button";
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case UXThemeClass::Edit:
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return L"Edit";
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case UXThemeClass::Toolbar:
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return L"Toolbar";
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case UXThemeClass::Progress:
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return L"Progress";
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case UXThemeClass::Tab:
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return L"Tab";
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case UXThemeClass::Trackbar:
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return L"Trackbar";
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case UXThemeClass::Combobox:
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return L"Combobox";
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case UXThemeClass::Listview:
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return L"Listview";
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case UXThemeClass::Menu:
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return L"Menu";
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case UXThemeClass::NumClasses:
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break;
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}
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MOZ_ASSERT_UNREACHABLE("unknown uxtheme class");
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return L"";
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}
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HANDLE nsLookAndFeel::GetTheme(UXThemeClass aClass) {
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auto& handle =
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static_cast<nsLookAndFeel*>(GetInstance())->mThemeHandles[aClass];
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handle.OpenOnce(GetUXThemeClassName(aClass));
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return handle;
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}
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uint32_t nsLookAndFeel::SystemColorFilter() {
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if (NS_WARN_IF(!mColorFilterWatcher)) {
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return 0;
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}
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const auto& key = mColorFilterWatcher->GetKey();
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if (!key.GetValueAsDword(u"Active"_ns).valueOr(0)) {
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return 0;
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}
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return key.GetValueAsDword(u"FilterType"_ns).valueOr(0);
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}
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nsLookAndFeel::nsLookAndFeel() {
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glean::widget::touch_enabled_device
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.EnumGet(static_cast<glean::widget::TouchEnabledDeviceLabel>(
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WinUtils::IsTouchDeviceSupportPresent()))
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.Add();
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}
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nsLookAndFeel::~nsLookAndFeel() = default;
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void nsLookAndFeel::NativeInit() { EnsureInit(); }
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/* virtual */
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void nsLookAndFeel::RefreshImpl() {
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mInitialized = false; // Fetch system colors next time they're used.
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nsXPLookAndFeel::RefreshImpl();
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}
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nsresult nsLookAndFeel::NativeGetColor(ColorID aID, ColorScheme aScheme,
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nscolor& aColor) {
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EnsureInit();
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auto UseNonNativeMenuColors = [&]() -> bool {
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return !mHighContrastOn || aScheme == ColorScheme::Dark;
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};
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auto IsHighlightColor = [&] {
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switch (aID) {
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case ColorID::MozButtonhoverface:
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case ColorID::MozButtonactivetext:
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return mHighContrastOn;
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case ColorID::MozMenuhover:
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return !UseNonNativeMenuColors();
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case ColorID::Highlight:
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case ColorID::Selecteditem:
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// We prefer the generic dark selection color if we don't have an
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// explicit one.
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return aScheme != ColorScheme::Dark || mDarkHighlight;
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case ColorID::IMESelectedRawTextBackground:
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case ColorID::IMESelectedConvertedTextBackground:
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return true;
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default:
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return false;
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}
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};
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auto IsHighlightTextColor = [&] {
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switch (aID) {
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case ColorID::MozButtonhovertext:
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case ColorID::MozButtonactiveface:
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return mHighContrastOn;
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case ColorID::MozMenubarhovertext:
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if (UseNonNativeMenuColors()) {
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return false;
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}
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[[fallthrough]];
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case ColorID::MozMenuhovertext:
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if (UseNonNativeMenuColors()) {
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return false;
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}
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return !mColorMenuHoverText;
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case ColorID::Highlighttext:
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case ColorID::Selecteditemtext:
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// We prefer the generic dark selection color if we don't have an
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// explicit one.
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return aScheme != ColorScheme::Dark || mDarkHighlightText;
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case ColorID::IMESelectedRawTextForeground:
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case ColorID::IMESelectedConvertedTextForeground:
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return true;
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default:
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return false;
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}
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};
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if (IsHighlightColor()) {
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if (aScheme == ColorScheme::Dark && mDarkHighlight) {
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aColor = *mDarkHighlight;
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} else {
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aColor = GetColorForSysColorIndex(COLOR_HIGHLIGHT);
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}
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return NS_OK;
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}
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if (IsHighlightTextColor()) {
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if (aScheme == ColorScheme::Dark && mDarkHighlightText) {
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aColor = *mDarkHighlightText;
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} else {
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aColor = GetColorForSysColorIndex(COLOR_HIGHLIGHTTEXT);
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}
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return NS_OK;
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}
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// Titlebar and menu colors are color-scheme aware.
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switch (aID) {
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case ColorID::Activecaption:
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aColor = mTitlebarColors.Get(aScheme, true).mBg;
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return NS_OK;
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case ColorID::Captiontext:
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aColor = mTitlebarColors.Get(aScheme, true).mFg;
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return NS_OK;
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case ColorID::Activeborder:
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aColor = mTitlebarColors.Get(aScheme, true).mBorder;
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return NS_OK;
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case ColorID::Inactivecaption:
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aColor = mTitlebarColors.Get(aScheme, false).mBg;
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return NS_OK;
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case ColorID::Inactivecaptiontext:
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aColor = mTitlebarColors.Get(aScheme, false).mFg;
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return NS_OK;
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case ColorID::Inactiveborder:
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aColor = mTitlebarColors.Get(aScheme, false).mBorder;
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return NS_OK;
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case ColorID::MozMenuhover:
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MOZ_ASSERT(UseNonNativeMenuColors());
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if (WinUtils::MicaPopupsEnabled()) {
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aColor = aScheme == ColorScheme::Dark ? NS_RGBA(255, 255, 255, 30)
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: NS_RGBA(0, 0, 0, 30);
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} else {
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aColor = aScheme == ColorScheme::Dark ? *GenericDarkColor(aID)
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: NS_RGB(0xe0, 0xe0, 0xe6);
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}
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return NS_OK;
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case ColorID::MozMenuhoverdisabled:
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if (UseNonNativeMenuColors()) {
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if (WinUtils::MicaPopupsEnabled()) {
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aColor = aScheme == ColorScheme::Dark ? NS_RGBA(255, 255, 255, 10)
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: NS_RGBA(0, 0, 0, 10);
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} else {
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aColor = aScheme == ColorScheme::Dark ? *GenericDarkColor(aID)
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: NS_RGB(0xf0, 0xf0, 0xf3);
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}
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} else {
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aColor = NS_TRANSPARENT;
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}
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return NS_OK;
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case ColorID::Menu: {
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if (UseNonNativeMenuColors()) {
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if (WinUtils::MicaPopupsEnabled()) {
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aColor = aScheme == ColorScheme::Dark ? NS_RGBA(0, 0, 0, 153)
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: NS_RGBA(255, 255, 255, 153);
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} else {
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aColor = aScheme == ColorScheme::Dark ? *GenericDarkColor(aID)
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: NS_RGB(0xf9, 0xf9, 0xfb);
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}
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} else {
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aColor = GetColorForSysColorIndex(COLOR_MENU);
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}
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return NS_OK;
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}
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default:
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break;
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}
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if (aScheme == ColorScheme::Dark) {
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if (auto color = GenericDarkColor(aID)) {
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aColor = *color;
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return NS_OK;
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}
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}
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static constexpr auto kNonNativeMenuText = NS_RGB(0x15, 0x14, 0x1a);
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nsresult res = NS_OK;
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int idx;
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switch (aID) {
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case ColorID::IMERawInputBackground:
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case ColorID::IMEConvertedTextBackground:
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aColor = NS_TRANSPARENT;
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return NS_OK;
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case ColorID::IMERawInputForeground:
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case ColorID::IMEConvertedTextForeground:
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aColor = NS_SAME_AS_FOREGROUND_COLOR;
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return NS_OK;
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case ColorID::IMERawInputUnderline:
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case ColorID::IMEConvertedTextUnderline:
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aColor = NS_SAME_AS_FOREGROUND_COLOR;
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return NS_OK;
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case ColorID::IMESelectedRawTextUnderline:
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case ColorID::IMESelectedConvertedTextUnderline:
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aColor = NS_TRANSPARENT;
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return NS_OK;
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// New CSS 2 Color definitions
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case ColorID::Appworkspace:
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idx = COLOR_APPWORKSPACE;
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break;
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case ColorID::Background:
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idx = COLOR_BACKGROUND;
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break;
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case ColorID::Buttonface:
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case ColorID::MozButtonhoverface:
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case ColorID::MozButtonactiveface:
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case ColorID::MozButtondisabledface:
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case ColorID::MozColheader:
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case ColorID::MozColheaderhover:
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case ColorID::MozColheaderactive:
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idx = COLOR_BTNFACE;
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break;
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case ColorID::Buttonhighlight:
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idx = COLOR_BTNHIGHLIGHT;
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break;
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case ColorID::Buttonshadow:
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idx = COLOR_BTNSHADOW;
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break;
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case ColorID::Buttontext:
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case ColorID::MozButtonhovertext:
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case ColorID::MozButtonactivetext:
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idx = COLOR_BTNTEXT;
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break;
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case ColorID::MozCellhighlighttext:
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aColor = NS_RGB(0, 0, 0);
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return NS_OK;
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case ColorID::MozCellhighlight:
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aColor = NS_RGB(206, 206, 206);
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return NS_OK;
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case ColorID::Graytext:
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idx = COLOR_GRAYTEXT;
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break;
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case ColorID::MozMenubarhovertext:
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if (UseNonNativeMenuColors()) {
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aColor = kNonNativeMenuText;
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return NS_OK;
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}
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[[fallthrough]];
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case ColorID::MozMenuhovertext:
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if (UseNonNativeMenuColors()) {
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aColor = kNonNativeMenuText;
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return NS_OK;
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}
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if (mColorMenuHoverText) {
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aColor = *mColorMenuHoverText;
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return NS_OK;
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}
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idx = COLOR_HIGHLIGHTTEXT;
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break;
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case ColorID::Infobackground:
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idx = COLOR_INFOBK;
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break;
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case ColorID::Infotext:
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idx = COLOR_INFOTEXT;
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break;
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case ColorID::Menutext:
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if (UseNonNativeMenuColors()) {
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aColor = kNonNativeMenuText;
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return NS_OK;
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}
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idx = COLOR_MENUTEXT;
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break;
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case ColorID::Scrollbar:
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idx = COLOR_SCROLLBAR;
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break;
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case ColorID::Threeddarkshadow:
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idx = COLOR_3DDKSHADOW;
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break;
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case ColorID::Threedface:
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idx = COLOR_3DFACE;
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break;
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case ColorID::Threedhighlight:
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idx = COLOR_3DHIGHLIGHT;
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break;
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case ColorID::Threedlightshadow:
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case ColorID::Buttonborder:
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case ColorID::MozSidebarborder:
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idx = COLOR_3DLIGHT;
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break;
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case ColorID::Threedshadow:
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idx = COLOR_3DSHADOW;
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break;
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case ColorID::Window:
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idx = COLOR_WINDOW;
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break;
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case ColorID::Windowframe:
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idx = COLOR_WINDOWFRAME;
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break;
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case ColorID::Windowtext:
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idx = COLOR_WINDOWTEXT;
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break;
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case ColorID::MozDisabledfield:
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idx = mHighContrastOn ? COLOR_BTNFACE : COLOR_3DLIGHT;
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break;
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case ColorID::Field:
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idx = mHighContrastOn ? COLOR_BTNFACE : COLOR_WINDOW;
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break;
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case ColorID::Fieldtext:
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idx = mHighContrastOn ? COLOR_BTNTEXT : COLOR_WINDOWTEXT;
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break;
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case ColorID::MozOddtreerow:
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case ColorID::MozSidebar:
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case ColorID::MozCombobox:
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idx = COLOR_WINDOW;
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break;
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case ColorID::MozSidebartext:
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case ColorID::MozComboboxtext:
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idx = COLOR_WINDOWTEXT;
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break;
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case ColorID::MozHeaderbar:
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case ColorID::MozHeaderbarinactive:
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case ColorID::MozDialog:
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idx = COLOR_3DFACE;
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break;
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case ColorID::Accentcolor:
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aColor = mColorAccent;
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return NS_OK;
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case ColorID::Accentcolortext:
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aColor = mColorAccentText;
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return NS_OK;
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case ColorID::MozHeaderbartext:
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case ColorID::MozHeaderbarinactivetext:
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case ColorID::MozDialogtext:
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case ColorID::MozColheadertext:
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case ColorID::MozColheaderhovertext:
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case ColorID::MozColheaderactivetext:
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idx = COLOR_WINDOWTEXT;
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break;
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case ColorID::Visitedtext: {
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if (mHighContrastOn) {
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// The fallback visited link color on HCM (given there's no
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// system-provided one) is produced by preserving the foreground's
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// green and averaging the foreground and background for the red and
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// blue. This is how IE and Edge do it too.
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auto windowText = GetColorForSysColorIndex(COLOR_WINDOWTEXT);
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auto window = GetColorForSysColorIndex(COLOR_WINDOW);
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aColor = NS_RGB(AVG2(NS_GET_R(windowText), NS_GET_R(window)),
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NS_GET_G(windowText),
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AVG2(NS_GET_B(windowText), NS_GET_B(window)));
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} else {
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// Otherwise use the stand-in.
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aColor = GetStandinForNativeColor(aID, aScheme);
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}
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return NS_OK;
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}
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case ColorID::Linktext:
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idx = COLOR_HOTLIGHT;
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break;
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case ColorID::Activetext:
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case ColorID::Marktext:
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case ColorID::Mark:
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case ColorID::SpellCheckerUnderline:
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case ColorID::MozAutofillBackground:
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case ColorID::TargetTextBackground:
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case ColorID::TargetTextForeground:
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aColor = GetStandinForNativeColor(aID, aScheme);
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return NS_OK;
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default:
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idx = COLOR_WINDOW;
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res = NS_ERROR_FAILURE;
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break;
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}
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aColor = GetColorForSysColorIndex(idx);
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return res;
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}
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nsresult nsLookAndFeel::NativeGetInt(IntID aID, int32_t& aResult) {
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EnsureInit();
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nsresult res = NS_OK;
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switch (aID) {
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case IntID::ScrollButtonLeftMouseButtonAction:
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aResult = 0;
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break;
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case IntID::ScrollButtonMiddleMouseButtonAction:
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case IntID::ScrollButtonRightMouseButtonAction:
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aResult = 3;
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break;
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case IntID::CaretBlinkTime:
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aResult = static_cast<int32_t>(::GetCaretBlinkTime());
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break;
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case IntID::CaretBlinkCount: {
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int32_t timeout = GetSystemParam(SPI_GETCARETTIMEOUT, 5000);
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auto blinkTime = ::GetCaretBlinkTime();
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if (timeout <= 0 || blinkTime <= 0) {
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aResult = -1;
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break;
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}
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// 2 * blinkTime because this integer is a full blink cycle.
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aResult = std::ceil(float(timeout) / (2.0f * float(blinkTime)));
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break;
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}
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case IntID::CaretWidth:
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aResult = 1;
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break;
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case IntID::SelectTextfieldsOnKeyFocus:
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// Select textfield content when focused by kbd
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// used by EventStateManager::sTextfieldSelectModel
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aResult = 1;
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break;
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case IntID::SubmenuDelay:
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// This will default to the Windows' default
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// (400ms) on error.
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aResult = GetSystemParam(SPI_GETMENUSHOWDELAY, 400);
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break;
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case IntID::MenusCanOverlapOSBar:
|
|
// we want XUL popups to be able to overlap the task bar.
|
|
aResult = 1;
|
|
break;
|
|
case IntID::DragThresholdX:
|
|
// The system metric is the number of pixels at which a drag should
|
|
// start. Our look and feel metric is the number of pixels you can
|
|
// move before starting a drag, so subtract 1.
|
|
aResult = ::GetSystemMetrics(SM_CXDRAG) - 1;
|
|
break;
|
|
case IntID::DragThresholdY:
|
|
aResult = ::GetSystemMetrics(SM_CYDRAG) - 1;
|
|
break;
|
|
case IntID::UseAccessibilityTheme:
|
|
// High contrast is a misnomer under Win32 -- any theme can be used with
|
|
// it, e.g. normal contrast with large fonts, low contrast, etc. The high
|
|
// contrast flag really means -- use this theme and don't override it.
|
|
aResult = mHighContrastOn;
|
|
break;
|
|
case IntID::ScrollArrowStyle:
|
|
aResult = eScrollArrowStyle_Single;
|
|
break;
|
|
case IntID::TreeOpenDelay:
|
|
aResult = 1000;
|
|
break;
|
|
case IntID::TreeCloseDelay:
|
|
aResult = 0;
|
|
break;
|
|
case IntID::TreeLazyScrollDelay:
|
|
aResult = 150;
|
|
break;
|
|
case IntID::TreeScrollDelay:
|
|
aResult = 100;
|
|
break;
|
|
case IntID::TreeScrollLinesMax:
|
|
aResult = 3;
|
|
break;
|
|
case IntID::WindowsAccentColorInTitlebar:
|
|
aResult = mTitlebarColors.mUseAccent;
|
|
break;
|
|
case IntID::WindowsMica:
|
|
aResult = WinUtils::MicaEnabled();
|
|
break;
|
|
case IntID::WindowsMicaPopups:
|
|
aResult = WinUtils::MicaPopupsEnabled();
|
|
break;
|
|
case IntID::AlertNotificationOrigin:
|
|
aResult = 0;
|
|
if (intl::LocaleService::GetInstance()->IsAppLocaleRTL()) {
|
|
// If the task bar is right-to-left, move the origin to the left
|
|
aResult |= NS_ALERT_LEFT;
|
|
}
|
|
break;
|
|
case IntID::IMERawInputUnderlineStyle:
|
|
case IntID::IMEConvertedTextUnderlineStyle:
|
|
aResult = static_cast<int32_t>(StyleTextDecorationStyle::Dashed);
|
|
break;
|
|
case IntID::IMESelectedRawTextUnderlineStyle:
|
|
case IntID::IMESelectedConvertedTextUnderline:
|
|
aResult = static_cast<int32_t>(StyleTextDecorationStyle::None);
|
|
break;
|
|
case IntID::SpellCheckerUnderlineStyle:
|
|
aResult = static_cast<int32_t>(StyleTextDecorationStyle::Wavy);
|
|
break;
|
|
case IntID::ScrollbarButtonAutoRepeatBehavior:
|
|
aResult = 0;
|
|
break;
|
|
case IntID::SwipeAnimationEnabled:
|
|
// Forcibly enable the swipe animation on Windows. It doesn't matter on
|
|
// platforms where "Drag two fingers to scroll" isn't supported since on
|
|
// the platforms we will never generate any swipe gesture events.
|
|
aResult = 1;
|
|
break;
|
|
case IntID::UseOverlayScrollbars:
|
|
aResult = WindowsUIUtils::ComputeOverlayScrollbars();
|
|
break;
|
|
case IntID::AllowOverlayScrollbarsOverlap:
|
|
aResult = 0;
|
|
break;
|
|
case IntID::ScrollbarDisplayOnMouseMove:
|
|
aResult = 1;
|
|
break;
|
|
case IntID::ScrollbarFadeBeginDelay:
|
|
aResult = 2500;
|
|
break;
|
|
case IntID::ScrollbarFadeDuration:
|
|
aResult = 350;
|
|
break;
|
|
case IntID::ContextMenuOffsetVertical:
|
|
case IntID::ContextMenuOffsetHorizontal:
|
|
aResult = 2;
|
|
break;
|
|
case IntID::TooltipOffsetVertical:
|
|
aResult = GetTooltipOffsetVertical();
|
|
break;
|
|
case IntID::SystemUsesDarkTheme: {
|
|
if (mHighContrastOn) {
|
|
aResult =
|
|
LookAndFeel::IsDarkColor(GetColorForSysColorIndex(COLOR_WINDOW));
|
|
} else {
|
|
WinRegistry::Key key(
|
|
HKEY_CURRENT_USER,
|
|
u"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Themes\\Personalize"_ns,
|
|
WinRegistry::KeyMode::QueryValue);
|
|
aResult =
|
|
key && !key.GetValueAsDword(u"AppsUseLightTheme"_ns).valueOr(1);
|
|
}
|
|
break;
|
|
}
|
|
case IntID::SystemScrollbarSize:
|
|
aResult = std::max(WinUtils::GetSystemMetricsForDpi(SM_CXVSCROLL, 96),
|
|
WinUtils::GetSystemMetricsForDpi(SM_CXHSCROLL, 96));
|
|
break;
|
|
case IntID::PrefersReducedMotion: {
|
|
BOOL enable = TRUE;
|
|
::SystemParametersInfoW(SPI_GETCLIENTAREAANIMATION, 0, &enable, 0);
|
|
aResult = !enable;
|
|
break;
|
|
}
|
|
case IntID::PrefersReducedTransparency: {
|
|
// Prefers reduced transparency if the option for "Transparency Effects"
|
|
// is disabled
|
|
aResult = !WindowsUIUtils::ComputeTransparencyEffects();
|
|
break;
|
|
}
|
|
case IntID::InvertedColors: {
|
|
// Color filter values
|
|
// 1: Inverted
|
|
// 2: Grayscale inverted
|
|
aResult = mCurrentColorFilter == 1 || mCurrentColorFilter == 2;
|
|
break;
|
|
}
|
|
case IntID::PrimaryPointerCapabilities: {
|
|
aResult = static_cast<int32_t>(
|
|
widget::WinUtils::GetPrimaryPointerCapabilities());
|
|
break;
|
|
}
|
|
case IntID::AllPointerCapabilities: {
|
|
aResult =
|
|
static_cast<int32_t>(widget::WinUtils::GetAllPointerCapabilities());
|
|
break;
|
|
}
|
|
case IntID::TouchDeviceSupportPresent:
|
|
aResult = !!WinUtils::IsTouchDeviceSupportPresent();
|
|
break;
|
|
case IntID::PanelAnimations:
|
|
aResult = 1;
|
|
break;
|
|
case IntID::HideCursorWhileTyping: {
|
|
BOOL enable = TRUE;
|
|
::SystemParametersInfoW(SPI_GETMOUSEVANISH, 0, &enable, 0);
|
|
aResult = enable;
|
|
break;
|
|
}
|
|
case IntID::PointingDeviceKinds: {
|
|
LookAndFeel::PointingDeviceKinds result =
|
|
LookAndFeel::PointingDeviceKinds::None;
|
|
if (WinUtils::SystemHasMouse()) {
|
|
result |= LookAndFeel::PointingDeviceKinds::Mouse;
|
|
}
|
|
if (WinUtils::SystemHasTouch()) {
|
|
result |= LookAndFeel::PointingDeviceKinds::Touch;
|
|
}
|
|
if (WinUtils::SystemHasPen()) {
|
|
result |= LookAndFeel::PointingDeviceKinds::Pen;
|
|
}
|
|
aResult = static_cast<int32_t>(result);
|
|
break;
|
|
}
|
|
default:
|
|
aResult = 0;
|
|
res = NS_ERROR_FAILURE;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
nsresult nsLookAndFeel::NativeGetFloat(FloatID aID, float& aResult) {
|
|
nsresult res = NS_OK;
|
|
|
|
switch (aID) {
|
|
case FloatID::IMEUnderlineRelativeSize:
|
|
aResult = 1.0f;
|
|
break;
|
|
case FloatID::SpellCheckerUnderlineRelativeSize:
|
|
aResult = 1.0f;
|
|
break;
|
|
case FloatID::TextScaleFactor:
|
|
aResult = WindowsUIUtils::ComputeTextScaleFactor();
|
|
break;
|
|
default:
|
|
aResult = -1.0;
|
|
res = NS_ERROR_FAILURE;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
LookAndFeelFont nsLookAndFeel::GetLookAndFeelFontInternal(
|
|
const LOGFONTW& aLogFont, bool aUseShellDlg) {
|
|
LookAndFeelFont result{};
|
|
|
|
result.haveFont() = false;
|
|
|
|
// Get scaling factor from physical to logical pixels
|
|
double pixelScale =
|
|
1.0 / WinUtils::SystemScaleFactor() / LookAndFeel::GetTextScaleFactor();
|
|
|
|
// The lfHeight is in pixels, and it needs to be adjusted for the
|
|
// device it will be displayed on.
|
|
// Screens and Printers will differ in DPI
|
|
//
|
|
// So this accounts for the difference in the DeviceContexts
|
|
// The pixelScale will typically be 1.0 for the screen
|
|
// (though larger for hi-dpi screens where the Windows resolution
|
|
// scale factor is 125% or 150% or even more), and could be
|
|
// any value when going to a printer, for example pixelScale is
|
|
// 6.25 when going to a 600dpi printer.
|
|
float pixelHeight = -aLogFont.lfHeight;
|
|
if (pixelHeight < 0) {
|
|
nsAutoFont hFont(::CreateFontIndirectW(&aLogFont));
|
|
if (!hFont) {
|
|
return result;
|
|
}
|
|
|
|
nsAutoHDC dc(::GetDC(nullptr));
|
|
HGDIOBJ hObject = ::SelectObject(dc, hFont);
|
|
TEXTMETRIC tm;
|
|
::GetTextMetrics(dc, &tm);
|
|
::SelectObject(dc, hObject);
|
|
|
|
pixelHeight = tm.tmAscent;
|
|
}
|
|
|
|
pixelHeight *= pixelScale;
|
|
|
|
// we have problem on Simplified Chinese system because the system
|
|
// report the default font size is 8 points. but if we use 8, the text
|
|
// display very ugly. force it to be at 9 points (12 pixels) on that
|
|
// system (cp936), but leave other sizes alone.
|
|
if (pixelHeight < 12 && ::GetACP() == 936) {
|
|
pixelHeight = 12;
|
|
}
|
|
|
|
result.haveFont() = true;
|
|
|
|
if (aUseShellDlg) {
|
|
result.name() = u"MS Shell Dlg 2"_ns;
|
|
} else {
|
|
result.name() = aLogFont.lfFaceName;
|
|
}
|
|
|
|
result.size() = pixelHeight;
|
|
result.italic() = !!aLogFont.lfItalic;
|
|
// FIXME: Other weights?
|
|
result.weight() =
|
|
((aLogFont.lfWeight == FW_BOLD) ? FontWeight::BOLD : FontWeight::NORMAL)
|
|
.ToFloat();
|
|
|
|
return result;
|
|
}
|
|
|
|
LookAndFeelFont nsLookAndFeel::GetLookAndFeelFont(LookAndFeel::FontID anID) {
|
|
LookAndFeelFont result{};
|
|
|
|
result.haveFont() = false;
|
|
|
|
// FontID::Icon is handled differently than the others
|
|
if (anID == LookAndFeel::FontID::Icon) {
|
|
LOGFONTW logFont;
|
|
if (::SystemParametersInfoW(SPI_GETICONTITLELOGFONT, sizeof(logFont),
|
|
(PVOID)&logFont, 0)) {
|
|
result = GetLookAndFeelFontInternal(logFont, false);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
NONCLIENTMETRICSW ncm;
|
|
ncm.cbSize = sizeof(NONCLIENTMETRICSW);
|
|
if (!::SystemParametersInfoW(SPI_GETNONCLIENTMETRICS, sizeof(ncm),
|
|
(PVOID)&ncm, 0)) {
|
|
return result;
|
|
}
|
|
|
|
switch (anID) {
|
|
case LookAndFeel::FontID::Menu:
|
|
case LookAndFeel::FontID::MozPullDownMenu:
|
|
result = GetLookAndFeelFontInternal(ncm.lfMenuFont, false);
|
|
break;
|
|
case LookAndFeel::FontID::Caption:
|
|
result = GetLookAndFeelFontInternal(ncm.lfCaptionFont, false);
|
|
break;
|
|
case LookAndFeel::FontID::SmallCaption:
|
|
result = GetLookAndFeelFontInternal(ncm.lfSmCaptionFont, false);
|
|
break;
|
|
case LookAndFeel::FontID::StatusBar:
|
|
result = GetLookAndFeelFontInternal(ncm.lfStatusFont, false);
|
|
break;
|
|
case LookAndFeel::FontID::MozButton:
|
|
case LookAndFeel::FontID::MozField:
|
|
case LookAndFeel::FontID::MozList:
|
|
// XXX It's not clear to me whether this is exactly the right
|
|
// set of LookAndFeel values to map to the dialog font; we may
|
|
// want to add or remove cases here after reviewing the visual
|
|
// results under various Windows versions.
|
|
result = GetLookAndFeelFontInternal(ncm.lfMessageFont, true);
|
|
break;
|
|
default:
|
|
result = GetLookAndFeelFontInternal(ncm.lfMessageFont, false);
|
|
break;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
bool nsLookAndFeel::NativeGetFont(LookAndFeel::FontID anID, nsString& aFontName,
|
|
gfxFontStyle& aFontStyle) {
|
|
LookAndFeelFont font = GetLookAndFeelFont(anID);
|
|
return LookAndFeelFontToStyle(font, aFontName, aFontStyle);
|
|
}
|
|
|
|
/* virtual */
|
|
char16_t nsLookAndFeel::GetPasswordCharacterImpl() {
|
|
#define UNICODE_BLACK_CIRCLE_CHAR 0x25cf
|
|
return UNICODE_BLACK_CIRCLE_CHAR;
|
|
}
|
|
|
|
static nscolor GetAccentColorText(const nscolor aAccentColor) {
|
|
// We want the color that we return for text that will be drawn over
|
|
// a background that has the accent color to have good contrast with
|
|
// the accent color. Windows itself uses either white or black text
|
|
// depending on how light or dark the accent color is. We do the same
|
|
// here based on the luminance of the accent color with a threshhold
|
|
// value. This algorithm should match what Windows does. It comes from:
|
|
//
|
|
// https://docs.microsoft.com/en-us/windows/uwp/style/color
|
|
float luminance = (NS_GET_R(aAccentColor) * 2 + NS_GET_G(aAccentColor) * 5 +
|
|
NS_GET_B(aAccentColor)) /
|
|
8;
|
|
return luminance <= 128 ? NS_RGB(255, 255, 255) : NS_RGB(0, 0, 0);
|
|
}
|
|
|
|
static Maybe<nscolor> GetAccentColorText(const Maybe<nscolor>& aAccentColor) {
|
|
if (!aAccentColor) {
|
|
return Nothing();
|
|
}
|
|
return Some(GetAccentColorText(*aAccentColor));
|
|
}
|
|
|
|
nscolor nsLookAndFeel::GetColorForSysColorIndex(int index) {
|
|
MOZ_ASSERT(index >= SYS_COLOR_MIN && index <= SYS_COLOR_MAX);
|
|
return mSysColorTable[index - SYS_COLOR_MIN];
|
|
}
|
|
|
|
auto nsLookAndFeel::ComputeTitlebarColors() -> TitlebarColors {
|
|
TitlebarColors result;
|
|
|
|
// Start with the native / non-accent-in-titlebar colors.
|
|
result.mActiveLight = {GetColorForSysColorIndex(COLOR_ACTIVECAPTION),
|
|
GetColorForSysColorIndex(COLOR_CAPTIONTEXT),
|
|
GetColorForSysColorIndex(COLOR_ACTIVEBORDER)};
|
|
|
|
result.mInactiveLight = {GetColorForSysColorIndex(COLOR_INACTIVECAPTION),
|
|
GetColorForSysColorIndex(COLOR_INACTIVECAPTIONTEXT),
|
|
GetColorForSysColorIndex(COLOR_INACTIVEBORDER)};
|
|
|
|
if (!mHighContrastOn) {
|
|
// Use our non-native colors.
|
|
result.mActiveLight = {
|
|
GetStandinForNativeColor(ColorID::Activecaption, ColorScheme::Light),
|
|
GetStandinForNativeColor(ColorID::Captiontext, ColorScheme::Light),
|
|
GetStandinForNativeColor(ColorID::Activeborder, ColorScheme::Light)};
|
|
result.mInactiveLight = {
|
|
GetStandinForNativeColor(ColorID::Inactivecaption, ColorScheme::Light),
|
|
GetStandinForNativeColor(ColorID::Inactivecaptiontext,
|
|
ColorScheme::Light),
|
|
GetStandinForNativeColor(ColorID::Inactiveborder, ColorScheme::Light)};
|
|
}
|
|
|
|
// Our dark colors are always non-native.
|
|
result.mActiveDark = {*GenericDarkColor(ColorID::Activecaption),
|
|
*GenericDarkColor(ColorID::Captiontext),
|
|
*GenericDarkColor(ColorID::Activeborder)};
|
|
result.mInactiveDark = {*GenericDarkColor(ColorID::Inactivecaption),
|
|
*GenericDarkColor(ColorID::Inactivecaptiontext),
|
|
*GenericDarkColor(ColorID::Inactiveborder)};
|
|
|
|
// TODO(bug 1825241): Somehow get notified when this changes? Hopefully the
|
|
// sys color notification is enough.
|
|
WinRegistry::Key dwmKey(HKEY_CURRENT_USER,
|
|
u"SOFTWARE\\Microsoft\\Windows\\DWM"_ns,
|
|
WinRegistry::KeyMode::QueryValue);
|
|
if (NS_WARN_IF(!dwmKey)) {
|
|
return result;
|
|
}
|
|
|
|
// The order of the color components in the DWORD stored in the registry
|
|
// happens to be the same order as we store the components in nscolor
|
|
// so we can just assign directly here.
|
|
result.mAccent = dwmKey.GetValueAsDword(u"AccentColor"_ns);
|
|
result.mAccentText = GetAccentColorText(result.mAccent);
|
|
|
|
if (!result.mAccent) {
|
|
return result;
|
|
}
|
|
|
|
result.mAccentInactive = dwmKey.GetValueAsDword(u"AccentColorInactive"_ns);
|
|
result.mAccentInactiveText = GetAccentColorText(result.mAccentInactive);
|
|
|
|
if (WinUtils::MicaEnabled()) {
|
|
// Use transparent titlebar backgrounds when using mica.
|
|
result.mActiveDark.mBg = result.mActiveLight.mBg =
|
|
result.mInactiveDark.mBg = result.mInactiveLight.mBg = NS_TRANSPARENT;
|
|
}
|
|
|
|
// The ColorPrevalence value is set to 1 when the "Show color on title bar"
|
|
// setting in the Color section of Window's Personalization settings is
|
|
// turned on.
|
|
result.mUseAccent =
|
|
dwmKey.GetValueAsDword(u"ColorPrevalence"_ns).valueOr(0) == 1;
|
|
if (!result.mUseAccent) {
|
|
return result;
|
|
}
|
|
|
|
// TODO(emilio): Consider reading ColorizationColorBalance to compute a
|
|
// more correct border color, see [1]. Though for opaque accent colors this
|
|
// isn't needed.
|
|
//
|
|
// [1]:
|
|
// https://source.chromium.org/chromium/chromium/src/+/refs/heads/main:ui/color/win/accent_color_observer.cc;l=42;drc=9d4eb7ed25296abba8fd525a6bdd0fdbf4bcdd9f
|
|
result.mActiveDark.mBorder = result.mActiveLight.mBorder = *result.mAccent;
|
|
result.mInactiveDark.mBorder = result.mInactiveLight.mBorder =
|
|
result.mAccentInactive.valueOr(NS_RGB(57, 57, 57));
|
|
result.mActiveLight.mBg = result.mActiveDark.mBg = *result.mAccent;
|
|
result.mActiveLight.mFg = result.mActiveDark.mFg = *result.mAccentText;
|
|
if (result.mAccentInactive) {
|
|
result.mInactiveLight.mBg = result.mInactiveDark.mBg =
|
|
*result.mAccentInactive;
|
|
result.mInactiveLight.mFg = result.mInactiveDark.mFg =
|
|
*result.mAccentInactiveText;
|
|
} else {
|
|
// This is hand-picked to .8 to change the accent color a bit but not too
|
|
// much.
|
|
constexpr uint8_t kBgAlpha = 208;
|
|
const auto BlendWithAlpha = [](nscolor aBg, nscolor aFg,
|
|
uint8_t aAlpha) -> nscolor {
|
|
return NS_ComposeColors(
|
|
aBg, NS_RGBA(NS_GET_R(aFg), NS_GET_G(aFg), NS_GET_B(aFg), aAlpha));
|
|
};
|
|
result.mInactiveLight.mBg =
|
|
BlendWithAlpha(NS_RGB(255, 255, 255), *result.mAccent, kBgAlpha);
|
|
result.mInactiveDark.mBg =
|
|
BlendWithAlpha(NS_RGB(0, 0, 0), *result.mAccent, kBgAlpha);
|
|
result.mInactiveLight.mFg = result.mInactiveDark.mFg = *result.mAccentText;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
nsresult nsLookAndFeel::GetKeyboardLayoutImpl(nsACString& aLayout) {
|
|
char layout[KL_NAMELENGTH];
|
|
if (!::GetKeyboardLayoutNameA(layout)) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
aLayout.Assign(layout);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void nsLookAndFeel::EnsureInit() {
|
|
if (mInitialized) {
|
|
return;
|
|
}
|
|
mInitialized = true;
|
|
|
|
for (auto& handle : mThemeHandles) {
|
|
handle.Close();
|
|
}
|
|
|
|
mHighContrastOn = []() {
|
|
HIGHCONTRAST hc;
|
|
hc.cbSize = sizeof(HIGHCONTRAST);
|
|
return ::SystemParametersInfo(SPI_GETHIGHCONTRAST, 0, &hc, 0) &&
|
|
hc.dwFlags & HCF_HIGHCONTRASTON;
|
|
}();
|
|
|
|
const bool neededMicaWorkaround = NeedsMicaWorkaround();
|
|
|
|
mColorMenuHoverText = ::GetColorFromTheme(UXThemeClass::Menu, MENU_POPUPITEM,
|
|
MPI_HOT, TMT_TEXTCOLOR);
|
|
|
|
// Fill out the sys color table.
|
|
for (int i = SYS_COLOR_MIN; i <= SYS_COLOR_MAX; ++i) {
|
|
mSysColorTable[i - SYS_COLOR_MIN] = [&] {
|
|
if (auto c = WindowsUIUtils::GetSystemColor(ColorScheme::Light, i)) {
|
|
return *c;
|
|
}
|
|
DWORD color = ::GetSysColor(i);
|
|
return COLOREF_2_NSRGB(color);
|
|
}();
|
|
}
|
|
|
|
mDarkHighlight =
|
|
WindowsUIUtils::GetSystemColor(ColorScheme::Dark, COLOR_HIGHLIGHT);
|
|
mDarkHighlightText =
|
|
WindowsUIUtils::GetSystemColor(ColorScheme::Dark, COLOR_HIGHLIGHTTEXT);
|
|
|
|
mTitlebarColors = ComputeTitlebarColors();
|
|
|
|
mColorAccent = [&] {
|
|
if (auto accent = WindowsUIUtils::GetAccentColor()) {
|
|
return *accent;
|
|
}
|
|
// Try the titlebar accent as a fallback.
|
|
if (mTitlebarColors.mAccent) {
|
|
return *mTitlebarColors.mAccent;
|
|
}
|
|
// Seems to be the default color (hardcoded because of bug 1065998)
|
|
return NS_RGB(0, 120, 215);
|
|
}();
|
|
mColorAccentText = GetAccentColorText(mColorAccent);
|
|
|
|
if (!mColorFilterWatcher) {
|
|
WinRegistry::Key key(
|
|
HKEY_CURRENT_USER, u"Software\\Microsoft\\ColorFiltering"_ns,
|
|
WinRegistry::KeyMode::QueryValue | WinRegistry::KeyMode::Notify);
|
|
if (key) {
|
|
mColorFilterWatcher = MakeUnique<WinRegistry::KeyWatcher>(
|
|
std::move(key), GetCurrentSerialEventTarget(), [this] {
|
|
MOZ_DIAGNOSTIC_ASSERT(NS_IsMainThread());
|
|
if (mCurrentColorFilter != SystemColorFilter()) {
|
|
LookAndFeel::NotifyChangedAllWindows(
|
|
widget::ThemeChangeKind::MediaQueriesOnly);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
mCurrentColorFilter = SystemColorFilter();
|
|
|
|
RecordTelemetry();
|
|
|
|
if (neededMicaWorkaround != NeedsMicaWorkaround()) {
|
|
WinUtils::UpdateMicaInAllWindows();
|
|
}
|
|
}
|
|
|
|
#undef AVG2
|