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552aa91269
Content processes will now receive cached values for GetFontImpl() from the parent process during initialization and whenever the theme changes. This eliminates the use of several Win32k calls in content. Differential Revision: https://phabricator.services.mozilla.com/D83406
137 lines
4.0 KiB
C++
137 lines
4.0 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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#ifndef __nsLookAndFeel
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#define __nsLookAndFeel
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#include <windows.h>
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#include "nsXPLookAndFeel.h"
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#include "gfxFont.h"
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#include "mozilla/RangedArray.h"
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#include "nsIWindowsRegKey.h"
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/*
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* Gesture System Metrics
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*/
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#ifndef SM_DIGITIZER
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# define SM_DIGITIZER 94
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# define TABLET_CONFIG_NONE 0x00000000
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# define NID_INTEGRATED_TOUCH 0x00000001
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# define NID_EXTERNAL_TOUCH 0x00000002
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# define NID_INTEGRATED_PEN 0x00000004
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# define NID_EXTERNAL_PEN 0x00000008
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# define NID_MULTI_INPUT 0x00000040
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# define NID_READY 0x00000080
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#endif
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/*
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* Tablet mode detection
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*/
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#ifndef SM_SYSTEMDOCKED
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# define SM_CONVERTIBLESLATEMODE 0x00002003
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# define SM_SYSTEMDOCKED 0x00002004
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#endif
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/*
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* Color constant inclusive bounds for GetSysColor
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*/
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#define SYS_COLOR_MIN 0
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#define SYS_COLOR_MAX 30
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#define SYS_COLOR_COUNT (SYS_COLOR_MAX - SYS_COLOR_MIN + 1)
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class nsLookAndFeel final : public nsXPLookAndFeel {
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static OperatingSystemVersion GetOperatingSystemVersion();
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public:
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nsLookAndFeel();
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virtual ~nsLookAndFeel();
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void NativeInit() final;
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void RefreshImpl() override;
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nsresult NativeGetColor(ColorID aID, nscolor& aResult) override;
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nsresult GetIntImpl(IntID aID, int32_t& aResult) override;
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nsresult GetFloatImpl(FloatID aID, float& aResult) override;
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bool GetFontImpl(FontID aID, nsString& aFontName,
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gfxFontStyle& aFontStyle) override;
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char16_t GetPasswordCharacterImpl() override;
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LookAndFeelCache GetCacheImpl() override;
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void SetCacheImpl(const LookAndFeelCache& aCache) override;
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private:
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/**
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* Fetches the Windows accent color from the Windows settings if
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* the accent color is set to apply to the title bar, otherwise
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* returns an error code.
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*/
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nsresult GetAccentColor(nscolor& aColor);
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/**
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* If the Windows accent color from the Windows settings is set
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* to apply to the title bar, this computes the color that should
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* be used for text that is to be written over a background that has
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* the accent color. Otherwise, (if the accent color should not
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* apply to the title bar) this returns an error code.
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*/
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nsresult GetAccentColorText(nscolor& aColor);
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nscolor GetColorForSysColorIndex(int index);
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LookAndFeelFont GetLookAndFeelFontInternal(const LOGFONTW& aLogFont,
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bool aUseShellDlg);
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LookAndFeelFont GetLookAndFeelFont(LookAndFeel::FontID anID);
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bool GetSysFont(LookAndFeel::FontID anID, nsString& aFontName,
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gfxFontStyle& aFontStyle);
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// Content process cached values that get shipped over from the browser
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// process.
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int32_t mUseAccessibilityTheme;
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int32_t mUseDefaultTheme; // is the current theme a known default?
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int32_t mNativeThemeId; // see LookAndFeel enum 'WindowsTheme'
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int32_t mCaretBlinkTime;
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// Cached colors and flags indicating success in their retrieval.
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nscolor mColorMenuHoverText;
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bool mHasColorMenuHoverText;
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nscolor mColorAccent;
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bool mHasColorAccent;
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nscolor mColorAccentText;
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bool mHasColorAccentText;
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nscolor mColorMediaText;
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bool mHasColorMediaText;
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nscolor mColorCommunicationsText;
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bool mHasColorCommunicationsText;
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nscolor mSysColorTable[SYS_COLOR_COUNT];
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bool mInitialized;
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void EnsureInit();
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struct CachedSystemFont {
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CachedSystemFont() : mCacheValid(false) {}
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bool mCacheValid;
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bool mHaveFont;
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nsString mFontName;
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gfxFontStyle mFontStyle;
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};
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mozilla::RangedArray<CachedSystemFont, size_t(FontID::MINIMUM),
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size_t(FontID::MAXIMUM) + 1 - size_t(FontID::MINIMUM)>
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mSystemFontCache;
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mozilla::RangedArray<LookAndFeelFont, size_t(FontID::MINIMUM),
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size_t(FontID::MAXIMUM) + 1 - size_t(FontID::MINIMUM)>
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mFontCache;
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nsCOMPtr<nsIWindowsRegKey> mDwmKey;
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};
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#endif
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