зеркало из https://github.com/mozilla/gecko-dev.git
137 строки
4.0 KiB
C++
137 строки
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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