diff options
Diffstat (limited to 'widget/android/nsLookAndFeel.cpp')
| -rw-r--r-- | widget/android/nsLookAndFeel.cpp | 531 |
1 files changed, 531 insertions, 0 deletions
diff --git a/widget/android/nsLookAndFeel.cpp b/widget/android/nsLookAndFeel.cpp new file mode 100644 index 0000000000..b6dec95a9b --- /dev/null +++ b/widget/android/nsLookAndFeel.cpp @@ -0,0 +1,531 @@ +/* -*- Mode: C++; tab-width: 20; 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/. */ + +#include "mozilla/dom/ContentChild.h" +#include "nsStyleConsts.h" +#include "nsXULAppAPI.h" +#include "nsLookAndFeel.h" +#include "gfxFont.h" +#include "gfxFontConstants.h" +#include "mozilla/FontPropertyTypes.h" +#include "mozilla/gfx/2D.h" +#include "mozilla/java/GeckoAppShellWrappers.h" +#include "mozilla/java/GeckoRuntimeWrappers.h" +#include "mozilla/java/GeckoSystemStateListenerWrappers.h" + +using namespace mozilla; +using mozilla::dom::ContentChild; + +static const char16_t UNICODE_BULLET = 0x2022; + +nsLookAndFeel::nsLookAndFeel(const LookAndFeelCache* aCache) { + if (aCache) { + DoSetCache(*aCache); + } +} + +nsLookAndFeel::~nsLookAndFeel() {} + +#define BG_PRELIGHT_COLOR NS_RGB(0xee, 0xee, 0xee) +#define FG_PRELIGHT_COLOR NS_RGB(0x77, 0x77, 0x77) +#define BLACK_COLOR NS_RGB(0x00, 0x00, 0x00) +#define DARK_GRAY_COLOR NS_RGB(0x40, 0x40, 0x40) +#define GRAY_COLOR NS_RGB(0x80, 0x80, 0x80) +#define LIGHT_GRAY_COLOR NS_RGB(0xa0, 0xa0, 0xa0) +#define RED_COLOR NS_RGB(0xff, 0x00, 0x00) + +nsresult nsLookAndFeel::GetSystemColors() { + if (!jni::IsAvailable()) { + return NS_ERROR_FAILURE; + } + + auto arr = java::GeckoAppShell::GetSystemColors(); + if (!arr) { + return NS_ERROR_FAILURE; + } + + JNIEnv* const env = arr.Env(); + uint32_t len = static_cast<uint32_t>(env->GetArrayLength(arr.Get())); + jint* elements = env->GetIntArrayElements(arr.Get(), 0); + + uint32_t colorsCount = sizeof(AndroidSystemColors) / sizeof(nscolor); + if (len < colorsCount) colorsCount = len; + + // Convert Android colors to nscolor by switching R and B in the ARGB 32 bit + // value + nscolor* colors = (nscolor*)&mSystemColors; + + for (uint32_t i = 0; i < colorsCount; i++) { + uint32_t androidColor = static_cast<uint32_t>(elements[i]); + uint8_t r = (androidColor & 0x00ff0000) >> 16; + uint8_t b = (androidColor & 0x000000ff); + colors[i] = (androidColor & 0xff00ff00) | (b << 16) | r; + } + + env->ReleaseIntArrayElements(arr.Get(), elements, 0); + + return NS_OK; +} + +void nsLookAndFeel::NativeInit() { + EnsureInitSystemColors(); + EnsureInitShowPassword(); + RecordTelemetry(); +} + +/* virtual */ +void nsLookAndFeel::RefreshImpl() { + nsXPLookAndFeel::RefreshImpl(); + + mInitializedSystemColors = false; + mInitializedShowPassword = false; + mPrefersReducedMotionCached = false; + mSystemUsesDarkThemeCached = false; +} + +nsresult nsLookAndFeel::NativeGetColor(ColorID aID, nscolor& aColor) { + nsresult rv = NS_OK; + + EnsureInitSystemColors(); + if (!mInitializedSystemColors) { + // Failure to initialize colors is an error condition. Return black. + aColor = 0; + return NS_ERROR_FAILURE; + } + + // XXX we'll want to use context.obtainStyledAttributes on the java side to + // get all of these; see TextView.java for a good exmaple. + + switch (aID) { + // These colors don't seem to be used for anything anymore in Mozilla + // (except here at least TextSelectBackground and TextSelectForeground) + // The CSS2 colors below are used. + case ColorID::WindowBackground: + aColor = NS_RGB(0xFF, 0xFF, 0xFF); + break; + case ColorID::WindowForeground: + aColor = mSystemColors.textColorPrimary; + break; + case ColorID::WidgetBackground: + aColor = mSystemColors.colorBackground; + break; + case ColorID::WidgetForeground: + aColor = mSystemColors.colorForeground; + break; + case ColorID::WidgetSelectBackground: + aColor = mSystemColors.textColorHighlight; + break; + case ColorID::WidgetSelectForeground: + aColor = mSystemColors.textColorPrimaryInverse; + break; + case ColorID::Widget3DHighlight: + aColor = LIGHT_GRAY_COLOR; + break; + case ColorID::Widget3DShadow: + aColor = DARK_GRAY_COLOR; + break; + case ColorID::TextBackground: + // not used? + aColor = mSystemColors.colorBackground; + break; + case ColorID::TextForeground: + // not used? + aColor = mSystemColors.textColorPrimary; + break; + case ColorID::TextSelectBackground: + /* matched to action_accent in java codebase */ + aColor = NS_RGBA(10, 132, 255, 153); + break; + case ColorID::TextSelectForeground: + aColor = NS_RGB(0, 0, 0); + break; + case ColorID::IMESelectedRawTextBackground: + case ColorID::IMESelectedConvertedTextBackground: + // still used + aColor = mSystemColors.textColorHighlight; + break; + case ColorID::IMESelectedRawTextForeground: + case ColorID::IMESelectedConvertedTextForeground: + // still used + aColor = mSystemColors.textColorPrimaryInverse; + break; + case ColorID::IMERawInputBackground: + case ColorID::IMEConvertedTextBackground: + aColor = NS_TRANSPARENT; + break; + case ColorID::IMERawInputForeground: + case ColorID::IMEConvertedTextForeground: + aColor = NS_SAME_AS_FOREGROUND_COLOR; + break; + case ColorID::IMERawInputUnderline: + case ColorID::IMEConvertedTextUnderline: + aColor = NS_SAME_AS_FOREGROUND_COLOR; + break; + case ColorID::IMESelectedRawTextUnderline: + case ColorID::IMESelectedConvertedTextUnderline: + aColor = NS_TRANSPARENT; + break; + case ColorID::SpellCheckerUnderline: + aColor = RED_COLOR; + break; + + // css2 http://www.w3.org/TR/REC-CSS2/ui.html#system-colors + case ColorID::Activeborder: + // active window border + aColor = mSystemColors.colorBackground; + break; + case ColorID::Activecaption: + // active window caption background + aColor = mSystemColors.colorBackground; + break; + case ColorID::Appworkspace: + // MDI background color + aColor = mSystemColors.colorBackground; + break; + case ColorID::Background: + // desktop background + aColor = mSystemColors.colorBackground; + break; + case ColorID::Graytext: + // disabled text in windows, menus, etc. + aColor = NS_RGB(0xb1, 0xa5, 0x98); + break; + case ColorID::MozCellhighlight: + case ColorID::MozHtmlCellhighlight: + case ColorID::Highlight: + // background of selected item + aColor = NS_RGB(0xfa, 0xd1, 0x84); + break; + case ColorID::MozCellhighlighttext: + case ColorID::MozHtmlCellhighlighttext: + case ColorID::Highlighttext: + case ColorID::Fieldtext: + aColor = NS_RGB(0x1a, 0x1a, 0x1a); + break; + case ColorID::Inactiveborder: + // inactive window border + aColor = mSystemColors.colorBackground; + break; + case ColorID::Inactivecaption: + // inactive window caption + aColor = mSystemColors.colorBackground; + break; + case ColorID::Inactivecaptiontext: + // text in inactive window caption + aColor = mSystemColors.textColorTertiary; + break; + case ColorID::Infobackground: + aColor = NS_RGB(0xf5, 0xf5, 0xb5); + break; + case ColorID::Infotext: + aColor = BLACK_COLOR; + break; + case ColorID::Menu: + aColor = NS_RGB(0xf7, 0xf5, 0xf3); + break; + case ColorID::Scrollbar: + // scrollbar gray area + aColor = mSystemColors.colorBackground; + break; + + case ColorID::Threedface: + case ColorID::Buttonface: + case ColorID::Threedlightshadow: + aColor = NS_RGB(0xec, 0xe7, 0xe2); + break; + + case ColorID::Buttonhighlight: + case ColorID::Field: + case ColorID::Threedhighlight: + case ColorID::MozCombobox: + case ColorID::MozEventreerow: + aColor = NS_RGB(0xff, 0xff, 0xff); + break; + + case ColorID::Buttonshadow: + case ColorID::Threedshadow: + aColor = NS_RGB(0xae, 0xa1, 0x94); + break; + + case ColorID::Threeddarkshadow: + // 3-D shadow outer edge color + aColor = BLACK_COLOR; + break; + + case ColorID::MozDialog: + case ColorID::Window: + case ColorID::Windowframe: + aColor = NS_RGB(0xef, 0xeb, 0xe7); + break; + case ColorID::Buttontext: + case ColorID::Captiontext: + case ColorID::Menutext: + case ColorID::MozButtonhovertext: + case ColorID::MozDialogtext: + case ColorID::MozComboboxtext: + case ColorID::Windowtext: + case ColorID::MozColheadertext: + case ColorID::MozColheaderhovertext: + aColor = NS_RGB(0x10, 0x10, 0x10); + break; + case ColorID::MozDragtargetzone: + aColor = mSystemColors.textColorHighlight; + break; + case ColorID::MozButtondefault: + // default button border color + aColor = BLACK_COLOR; + break; + case ColorID::MozButtonhoverface: + aColor = NS_RGB(0xf3, 0xf0, 0xed); + break; + case ColorID::MozMenuhover: + aColor = BG_PRELIGHT_COLOR; + break; + case ColorID::MozMenuhovertext: + aColor = FG_PRELIGHT_COLOR; + break; + case ColorID::MozOddtreerow: + aColor = NS_TRANSPARENT; + break; + case ColorID::MozNativehyperlinktext: + aColor = NS_SAME_AS_FOREGROUND_COLOR; + break; + case ColorID::MozMenubartext: + aColor = mSystemColors.colorForeground; + break; + case ColorID::MozMenubarhovertext: + aColor = FG_PRELIGHT_COLOR; + break; + default: + /* default color is BLACK */ + aColor = 0; + rv = NS_ERROR_FAILURE; + break; + } + + return rv; +} + +nsresult nsLookAndFeel::NativeGetInt(IntID aID, int32_t& aResult) { + nsresult rv = NS_OK; + + switch (aID) { + case IntID::ScrollButtonLeftMouseButtonAction: + aResult = 0; + break; + + case IntID::ScrollButtonMiddleMouseButtonAction: + case IntID::ScrollButtonRightMouseButtonAction: + aResult = 3; + break; + + case IntID::CaretBlinkTime: + aResult = 500; + break; + + case IntID::CaretWidth: + aResult = 1; + break; + + case IntID::ShowCaretDuringSelection: + aResult = 0; + break; + + case IntID::SelectTextfieldsOnKeyFocus: + // Select textfield content when focused by kbd + // used by EventStateManager::sTextfieldSelectModel + aResult = 1; + break; + + case IntID::SubmenuDelay: + aResult = 200; + break; + + case IntID::TooltipDelay: + aResult = 500; + break; + + case IntID::MenusCanOverlapOSBar: + // we want XUL popups to be able to overlap the task bar. + aResult = 1; + break; + + case IntID::ScrollArrowStyle: + aResult = eScrollArrowStyle_Single; + break; + + case IntID::ScrollSliderStyle: + aResult = eScrollThumbStyle_Proportional; + break; + + case IntID::TouchEnabled: + aResult = 1; + break; + + case IntID::WindowsDefaultTheme: + case IntID::WindowsThemeIdentifier: + case IntID::OperatingSystemVersionIdentifier: + aResult = 0; + rv = NS_ERROR_NOT_IMPLEMENTED; + break; + + case IntID::SpellCheckerUnderlineStyle: + aResult = NS_STYLE_TEXT_DECORATION_STYLE_WAVY; + break; + + case IntID::ScrollbarButtonAutoRepeatBehavior: + aResult = 0; + break; + + case IntID::ContextMenuOffsetVertical: + case IntID::ContextMenuOffsetHorizontal: + aResult = 2; + break; + + case IntID::PrefersReducedMotion: + if (!mPrefersReducedMotionCached && XRE_IsParentProcess()) { + mPrefersReducedMotion = + java::GeckoSystemStateListener::PrefersReducedMotion(); + mPrefersReducedMotionCached = true; + } + aResult = mPrefersReducedMotion; + break; + + case IntID::PrimaryPointerCapabilities: + aResult = java::GeckoAppShell::GetPrimaryPointerCapabilities(); + break; + case IntID::AllPointerCapabilities: + aResult = java::GeckoAppShell::GetAllPointerCapabilities(); + break; + + case IntID::SystemUsesDarkTheme: { + if (!mSystemUsesDarkThemeCached && XRE_IsParentProcess()) { + // Bail out if AndroidBridge hasn't initialized since we try to query + // this value via nsMediaFeatures::InitSystemMetrics without + // initializing AndroidBridge on xpcshell tests. + if (!jni::IsAvailable()) { + return NS_ERROR_FAILURE; + } + + java::GeckoRuntime::LocalRef runtime = + java::GeckoRuntime::GetInstance(); + mSystemUsesDarkTheme = runtime && runtime->UsesDarkTheme(); + mSystemUsesDarkThemeCached = true; + } + + aResult = mSystemUsesDarkTheme; + break; + } + + case IntID::DragThresholdX: + case IntID::DragThresholdY: + // Threshold where a tap becomes a drag, in 1/240" reference pixels. + aResult = 25; + break; + + default: + aResult = 0; + rv = NS_ERROR_FAILURE; + } + + return rv; +} + +nsresult nsLookAndFeel::NativeGetFloat(FloatID aID, float& aResult) { + nsresult rv = NS_OK; + + switch (aID) { + case FloatID::IMEUnderlineRelativeSize: + aResult = 1.0f; + break; + + case FloatID::SpellCheckerUnderlineRelativeSize: + aResult = 1.0f; + break; + + default: + aResult = -1.0; + rv = NS_ERROR_FAILURE; + break; + } + return rv; +} + +/*virtual*/ +bool nsLookAndFeel::NativeGetFont(FontID aID, nsString& aFontName, + gfxFontStyle& aFontStyle) { + aFontName.AssignLiteral("\"Roboto\""); + aFontStyle.style = FontSlantStyle::Normal(); + aFontStyle.weight = FontWeight::Normal(); + aFontStyle.stretch = FontStretch::Normal(); + aFontStyle.size = 9.0 * 96.0f / 72.0f; + aFontStyle.systemFont = true; + return true; +} + +/*virtual*/ +bool nsLookAndFeel::GetEchoPasswordImpl() { + EnsureInitShowPassword(); + return mShowPassword; +} + +uint32_t nsLookAndFeel::GetPasswordMaskDelayImpl() { + // This value is hard-coded in Android OS's PasswordTransformationMethod.java + return 1500; +} + +/* virtual */ +char16_t nsLookAndFeel::GetPasswordCharacterImpl() { + // This value is hard-coded in Android OS's PasswordTransformationMethod.java + return UNICODE_BULLET; +} + +void nsLookAndFeel::EnsureInitSystemColors() { + if (!mInitializedSystemColors) { + mInitializedSystemColors = NS_SUCCEEDED(GetSystemColors()); + } +} + +void nsLookAndFeel::EnsureInitShowPassword() { + if (!mInitializedShowPassword && jni::IsAvailable()) { + mShowPassword = java::GeckoAppShell::GetShowPasswordSetting(); + mInitializedShowPassword = true; + } +} + +widget::LookAndFeelCache nsLookAndFeel::GetCacheImpl() { + LookAndFeelCache cache = nsXPLookAndFeel::GetCacheImpl(); + + const IntID kIdsToCache[] = {IntID::PrefersReducedMotion, + IntID::SystemUsesDarkTheme}; + + for (IntID id : kIdsToCache) { + cache.mInts().AppendElement(LookAndFeelInt(id, GetInt(id))); + } + + return cache; +} + +void nsLookAndFeel::SetCacheImpl(const LookAndFeelCache& aCache) { + DoSetCache(aCache); +} + +void nsLookAndFeel::DoSetCache(const LookAndFeelCache& aCache) { + for (const auto& entry : aCache.mInts()) { + switch (entry.id()) { + case IntID::PrefersReducedMotion: + mPrefersReducedMotion = entry.value(); + mPrefersReducedMotionCached = true; + break; + case IntID::SystemUsesDarkTheme: + mSystemUsesDarkTheme = !!entry.value(); + mSystemUsesDarkThemeCached = true; + break; + default: + MOZ_ASSERT_UNREACHABLE("Bogus Int ID in cache"); + break; + } + } +} |