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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 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 <windows.h>
#include "nsXPLookAndFeel.h"
#include "gfxFont.h"
#include "mozilla/RangedArray.h"
#include "nsIWindowsRegKey.h"
/*
* Gesture System Metrics
*/
#ifndef SM_DIGITIZER
# define SM_DIGITIZER 94
# define TABLET_CONFIG_NONE 0x00000000
# define NID_INTEGRATED_TOUCH 0x00000001
# define NID_EXTERNAL_TOUCH 0x00000002
# define NID_INTEGRATED_PEN 0x00000004
# define NID_EXTERNAL_PEN 0x00000008
# define NID_MULTI_INPUT 0x00000040
# define NID_READY 0x00000080
#endif
/*
* Tablet mode detection
*/
#ifndef SM_SYSTEMDOCKED
# define SM_CONVERTIBLESLATEMODE 0x00002003
# define SM_SYSTEMDOCKED 0x00002004
#endif
/*
* Color constant inclusive bounds for GetSysColor
*/
#define SYS_COLOR_MIN 0
#define SYS_COLOR_MAX 30
#define SYS_COLOR_COUNT (SYS_COLOR_MAX - SYS_COLOR_MIN + 1)
class nsLookAndFeel final : public nsXPLookAndFeel {
static OperatingSystemVersion GetOperatingSystemVersion();
public:
explicit nsLookAndFeel(const LookAndFeelCache* aCache);
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 aID, nscolor& aResult) override;
bool NativeGetFont(FontID aID, nsString& aFontName,
gfxFontStyle& aFontStyle) override;
char16_t GetPasswordCharacterImpl() override;
LookAndFeelCache GetCacheImpl() override;
void SetCacheImpl(const LookAndFeelCache& aCache) override;
private:
void DoSetCache(const LookAndFeelCache& aCache);
/**
* Fetches the Windows accent color from the Windows settings if
* the accent color is set to apply to the title bar, otherwise
* returns an error code.
*/
nsresult GetAccentColor(nscolor& aColor);
/**
* If the Windows accent color from the Windows settings is set
* to apply to the title bar, this computes the color that should
* be used for text that is to be written over a background that has
* the accent color. Otherwise, (if the accent color should not
* apply to the title bar) this returns an error code.
*/
nsresult GetAccentColorText(nscolor& aColor);
nscolor GetColorForSysColorIndex(int index);
LookAndFeelFont GetLookAndFeelFontInternal(const LOGFONTW& aLogFont,
bool aUseShellDlg);
LookAndFeelFont GetLookAndFeelFont(LookAndFeel::FontID anID);
bool GetSysFont(LookAndFeel::FontID anID, nsString& aFontName,
gfxFontStyle& aFontStyle);
// Content process cached values that get shipped over from the browser
// process.
int32_t mUseAccessibilityTheme;
int32_t mUseDefaultTheme; // is the current theme a known default?
int32_t mNativeThemeId; // see LookAndFeel enum 'WindowsTheme'
int32_t mCaretBlinkTime;
// Cached colors and flags indicating success in their retrieval.
nscolor mColorMenuHoverText;
bool mHasColorMenuHoverText;
nscolor mColorAccent;
bool mHasColorAccent;
nscolor mColorAccentText;
bool mHasColorAccentText;
nscolor mColorMediaText;
bool mHasColorMediaText;
nscolor mColorCommunicationsText;
bool mHasColorCommunicationsText;
nscolor mSysColorTable[SYS_COLOR_COUNT];
bool mInitialized;
void EnsureInit();
struct CachedSystemFont {
CachedSystemFont() : mCacheValid(false) {}
bool mCacheValid;
bool mHaveFont;
nsString mFontName;
gfxFontStyle mFontStyle;
};
mozilla::RangedArray<CachedSystemFont, size_t(FontID::MINIMUM),
size_t(FontID::MAXIMUM) + 1 - size_t(FontID::MINIMUM)>
mSystemFontCache;
mozilla::RangedArray<LookAndFeelFont, size_t(FontID::MINIMUM),
size_t(FontID::MAXIMUM) + 1 - size_t(FontID::MINIMUM)>
mFontCache;
nsCOMPtr<nsIWindowsRegKey> mDwmKey;
};
#endif
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