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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:expandtab:shiftwidth=2:tabstop=2:
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef __nsLookAndFeel
#define __nsLookAndFeel
#include "X11UndefineNone.h"
#include "nsXPLookAndFeel.h"
#include "nsCOMPtr.h"
#include "gfxFont.h"
enum WidgetNodeType : int;
struct _GtkStyle;
typedef struct _GDBusProxy GDBusProxy;
typedef struct _GtkCssProvider GtkCssProvider;
typedef struct _GFile GFile;
typedef struct _GFileMonitor GFileMonitor;
namespace mozilla {
enum class StyleGtkThemeFamily : uint8_t;
}
class nsLookAndFeel final : public nsXPLookAndFeel {
public:
nsLookAndFeel();
virtual ~nsLookAndFeel();
void NativeInit() final;
void RefreshImpl() override;
nsresult NativeGetInt(IntID aID, int32_t& aResult) override;
nsresult NativeGetFloat(FloatID aID, float& aResult) override;
nsresult NativeGetColor(ColorID, ColorScheme, nscolor& aResult) override;
bool NativeGetFont(FontID aID, nsString& aFontName,
gfxFontStyle& aFontStyle) override;
char16_t GetPasswordCharacterImpl() override;
bool GetEchoPasswordImpl() override;
bool GetDefaultDrawInTitlebar() override;
nsXPLookAndFeel::TitlebarAction GetTitlebarAction(
TitlebarEvent aEvent) override;
void GetThemeInfo(nsACString&) override;
static const nscolor kBlack = NS_RGB(0, 0, 0);
static const nscolor kWhite = NS_RGB(255, 255, 255);
void OnColorSchemeSettingChanged();
struct ColorPair {
nscolor mBg = kWhite;
nscolor mFg = kBlack;
};
using ThemeFamily = mozilla::StyleGtkThemeFamily;
protected:
static bool WidgetUsesImage(WidgetNodeType aNodeType);
void RecordLookAndFeelSpecificTelemetry() override;
static bool ShouldHonorThemeScrollbarColors();
mozilla::Maybe<ColorScheme> ComputeColorSchemeSetting();
void WatchDBus();
void UnwatchDBus();
// We use up to two themes (one light, one dark), which might have different
// sets of fonts and colors.
struct PerThemeData {
nsCString mName;
bool mIsDark = false;
bool mHighContrast = false;
bool mPreferDarkTheme = false;
ThemeFamily mFamily{0};
// Cached fonts
nsString mDefaultFontName;
nsString mButtonFontName;
nsString mFieldFontName;
nsString mMenuFontName;
gfxFontStyle mDefaultFontStyle;
gfxFontStyle mButtonFontStyle;
gfxFontStyle mFieldFontStyle;
gfxFontStyle mMenuFontStyle;
// Cached colors
nscolor mGrayText = kBlack;
ColorPair mInfo;
ColorPair mMenu;
ColorPair mMenuHover;
ColorPair mHeaderBar;
ColorPair mHeaderBarInactive;
ColorPair mButton;
ColorPair mButtonHover;
ColorPair mButtonActive;
nscolor mButtonBorder = kBlack;
nscolor mThreeDHighlight = kBlack;
nscolor mThreeDShadow = kBlack;
nscolor mOddCellBackground = kWhite;
nscolor mNativeHyperLinkText = kBlack;
nscolor mNativeVisitedHyperLinkText = kBlack;
// FIXME: This doesn't seem like it'd be sound since we use Window for
// -moz-Combobox... But I guess we rely on chrome code not setting
// appearance: none on selects or overriding the color if they do.
nscolor mComboBoxText = kBlack;
ColorPair mField;
ColorPair mWindow;
ColorPair mDialog;
ColorPair mSidebar;
nscolor mSidebarBorder = kBlack;
nscolor mMozWindowActiveBorder = kBlack;
nscolor mMozWindowInactiveBorder = kBlack;
ColorPair mCellHighlight;
ColorPair mSelectedText;
ColorPair mAccent;
ColorPair mSelectedItem;
ColorPair mMozColHeader;
ColorPair mMozColHeaderHover;
ColorPair mMozColHeaderActive;
ColorPair mTitlebar;
ColorPair mTitlebarInactive;
nscolor mThemedScrollbar = kWhite;
nscolor mThemedScrollbarInactive = kWhite;
nscolor mThemedScrollbarThumb = kBlack;
nscolor mThemedScrollbarThumbHover = kBlack;
nscolor mThemedScrollbarThumbActive = kBlack;
nscolor mThemedScrollbarThumbInactive = kBlack;
float mCaretRatio = 0.0f;
int32_t mTitlebarRadius = 0;
int32_t mTitlebarButtonSpacing = 0;
char16_t mInvisibleCharacter = 0;
bool mMenuSupportsDrag = false;
void Init();
nsresult GetColor(ColorID, nscolor&) const;
bool GetFont(FontID, nsString& aFontName, gfxFontStyle&) const;
void InitCellHighlightColors();
};
PerThemeData mSystemTheme;
// If the system theme is light, a dark theme. Otherwise, a light theme. The
// alternative theme to the current one is preferred, but otherwise we fall
// back to Adwaita / Adwaita Dark, respectively.
PerThemeData mAltTheme;
const PerThemeData& LightTheme() const {
return mSystemTheme.mIsDark ? mAltTheme : mSystemTheme;
}
const PerThemeData& DarkTheme() const {
return mSystemTheme.mIsDark ? mSystemTheme : mAltTheme;
}
const PerThemeData& EffectiveTheme() const {
return mSystemThemeOverridden ? mAltTheme : mSystemTheme;
}
uint32_t mDBusID = 0;
RefPtr<GDBusProxy> mDBusSettingsProxy;
RefPtr<GFile> mKdeColors;
RefPtr<GFileMonitor> mKdeColorsMonitor;
mozilla::Maybe<ColorScheme> mColorSchemePreference;
int32_t mCaretBlinkTime = 0;
int32_t mCaretBlinkCount = -1;
bool mCSDMaximizeButton = false;
bool mCSDMinimizeButton = false;
bool mCSDCloseButton = false;
bool mCSDReversedPlacement = false;
bool mPrefersReducedMotion = false;
bool mInitialized = false;
bool mSystemThemeOverridden = false;
int32_t mCSDMaximizeButtonPosition = 0;
int32_t mCSDMinimizeButtonPosition = 0;
int32_t mCSDCloseButtonPosition = 0;
TitlebarAction mDoubleClickAction = TitlebarAction::None;
TitlebarAction mMiddleClickAction = TitlebarAction::None;
RefPtr<GtkCssProvider> mRoundedCornerProvider;
void UpdateRoundedBottomCornerStyles();
void ClearRoundedCornerProvider();
void EnsureInit() {
if (mInitialized) {
return;
}
Initialize();
}
void Initialize();
void RestoreSystemTheme();
void InitializeGlobalSettings();
// Returns whether we found an alternative theme.
bool ConfigureAltTheme();
void ConfigureAndInitializeAltTheme();
void ConfigureFinalEffectiveTheme();
void MaybeApplyAdwaitaOverrides();
};
#endif
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