Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 457 insertions, 0 deletions

diff --git a/widget/android/nsLookAndFeel.cpp b/widget/android/nsLookAndFeel.cpp
new file mode 100644
index 0000000000..84558862d7
--- /dev/null
+++ b/widget/android/nsLookAndFeel.cpp
@@ -0,0 +1,457 @@
+/* -*- 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 "nsStyleConsts.h"
+#include "nsXULAppAPI.h"
+#include "nsLookAndFeel.h"
+#include "Theme.h"
+#include "gfxFont.h"
+#include "gfxFontConstants.h"
+#include "mozilla/FontPropertyTypes.h"
+#include "mozilla/gfx/2D.h"
+#include "mozilla/Preferences.h"
+#include "mozilla/StaticPrefs_widget.h"
+#include "mozilla/java/GeckoAppShellWrappers.h"
+#include "mozilla/java/GeckoRuntimeWrappers.h"
+#include "mozilla/java/GeckoSystemStateListenerWrappers.h"
+#include "ThemeColors.h"
+
+using namespace mozilla;
+using namespace mozilla::widget;
+
+static const char16_t UNICODE_BULLET = 0x2022;
+
+nsLookAndFeel::nsLookAndFeel() = default;
+
+nsLookAndFeel::~nsLookAndFeel() = default;
+
+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();
+}
+
+void nsLookAndFeel::RefreshImpl() {
+  mInitializedSystemColors = false;
+  mInitializedShowPassword = false;
+  nsXPLookAndFeel::RefreshImpl();
+}
+
+nsresult nsLookAndFeel::NativeGetColor(ColorID aID, ColorScheme aColorScheme,
+                                       nscolor& aColor) {
+  EnsureInitSystemColors();
+  if (!mInitializedSystemColors) {
+    // Failure to initialize colors is an error condition. Return black.
+    aColor = 0;
+    return NS_ERROR_FAILURE;
+  }
+
+  // Highlight/Highlighttext have native equivalents that we can map to (on
+  // Android) which should work fine, regardless of the color-scheme.
+  switch (aID) {
+    case ColorID::Highlight: {
+      // Matched to action_accent in java codebase. This works fine with both
+      // light and dark color scheme.
+      nscolor accent =
+          Color(ColorID::Accentcolor, aColorScheme, UseStandins::No);
+      aColor =
+          NS_RGBA(NS_GET_R(accent), NS_GET_G(accent), NS_GET_B(accent), 78);
+      return NS_OK;
+    }
+    case ColorID::Highlighttext:
+      // Selection background is transparent enough that any foreground color
+      // will do.
+      aColor = NS_SAME_AS_FOREGROUND_COLOR;
+      return NS_OK;
+    default:
+      break;
+  }
+
+  if (aColorScheme == ColorScheme::Dark) {
+    if (auto darkColor = GenericDarkColor(aID)) {
+      aColor = *darkColor;
+      return NS_OK;
+    }
+  }
+
+  // XXX we'll want to use context.obtainStyledAttributes on the java side to
+  // get all of these; see TextView.java for a good example.
+  auto UseNativeAccent = [this] {
+    return mSystemColors.colorAccent &&
+           StaticPrefs::widget_non_native_theme_use_theme_accent();
+  };
+
+  switch (aID) {
+      // These colors don't seem to be used for anything anymore in Mozilla
+      // The CSS2 colors below are used.
+    case ColorID::MozMenubartext:
+      aColor = mSystemColors.colorForeground;
+      break;
+
+    case ColorID::ThemedScrollbarThumbInactive:
+    case ColorID::ThemedScrollbarThumb:
+      // We don't need to care about the Active and Hover colors because Android
+      // scrollbars can't be hovered (they always have pointer-events: none).
+      aColor = NS_RGBA(119, 119, 119, 102);
+      break;
+
+    case ColorID::IMESelectedRawTextBackground:
+    case ColorID::IMESelectedConvertedTextBackground:
+      aColor = mSystemColors.textColorHighlight;
+      break;
+    case ColorID::IMESelectedRawTextForeground:
+    case ColorID::IMESelectedConvertedTextForeground:
+      aColor = mSystemColors.textColorPrimaryInverse;
+      break;
+    case ColorID::IMERawInputBackground:
+    case ColorID::IMEConvertedTextBackground:
+      aColor = NS_TRANSPARENT;
+      break;
+    case ColorID::IMERawInputForeground:
+    case ColorID::IMEConvertedTextForeground:
+    case ColorID::IMERawInputUnderline:
+    case ColorID::IMEConvertedTextUnderline:
+      aColor = NS_SAME_AS_FOREGROUND_COLOR;
+      break;
+    case ColorID::IMESelectedRawTextUnderline:
+    case ColorID::IMESelectedConvertedTextUnderline:
+      aColor = NS_TRANSPARENT;
+      break;
+
+      // css2  http://www.w3.org/TR/REC-CSS2/ui.html#system-colors
+    case ColorID::Activeborder:     // active window border
+    case ColorID::Appworkspace:     // MDI background color
+    case ColorID::Activecaption:    // active window caption background
+    case ColorID::Background:       // desktop background
+    case ColorID::Inactiveborder:   // inactive window border
+    case ColorID::Inactivecaption:  // inactive window caption
+    case ColorID::Scrollbar:        // scrollbar gray area
+      aColor = mSystemColors.colorBackground;
+      break;
+    case ColorID::Graytext:  // disabled text in windows, menus, etc.
+      aColor = NS_RGB(0xb1, 0xa5, 0x98);
+      break;
+    // FIXME: -moz-cellhighlight should show some kind of unfocused state.
+    case ColorID::MozCellhighlight:
+    case ColorID::Selecteditem:
+    case ColorID::Accentcolor:
+      aColor = UseNativeAccent() ? mSystemColors.colorAccent
+                                 : GetStandinForNativeColor(
+                                       ColorID::Accentcolor, aColorScheme);
+      break;
+    case ColorID::MozCellhighlighttext:
+    case ColorID::Selecteditemtext:
+    case ColorID::Accentcolortext:
+      aColor = UseNativeAccent() ? ThemeColors::ComputeCustomAccentForeground(
+                                       mSystemColors.colorAccent)
+                                 : GetStandinForNativeColor(
+                                       ColorID::Accentcolortext, aColorScheme);
+      break;
+    case ColorID::Fieldtext:
+      aColor = NS_RGB(0x1a, 0x1a, 0x1a);
+      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:
+    case ColorID::Threeddarkshadow:  // 3-D shadow outer edge color
+    case ColorID::MozButtondefault:  // default button border color
+      aColor = NS_RGB(0x00, 0x00, 0x00);
+      break;
+    case ColorID::Menu:
+      aColor = NS_RGB(0xf7, 0xf5, 0xf3);
+      break;
+
+    case ColorID::Buttonface:
+    case ColorID::MozButtondisabledface:
+    case ColorID::Threedface:
+    case ColorID::Threedlightshadow:
+    case ColorID::Buttonborder:
+    case ColorID::MozDisabledfield:
+      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::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::MozButtonhoverface:
+    case ColorID::MozButtonactiveface:
+      aColor = NS_RGB(0xf3, 0xf0, 0xed);
+      break;
+    case ColorID::MozMenuhover:
+      aColor = NS_RGB(0xee, 0xee, 0xee);
+      break;
+    case ColorID::MozMenubarhovertext:
+    case ColorID::MozMenuhovertext:
+      aColor = NS_RGB(0x77, 0x77, 0x77);
+      break;
+    case ColorID::MozOddtreerow:
+      aColor = NS_TRANSPARENT;
+      break;
+    case ColorID::MozNativehyperlinktext:
+      aColor = NS_RGB(0, 0, 0xee);
+      break;
+    case ColorID::Marktext:
+    case ColorID::Mark:
+    case ColorID::SpellCheckerUnderline:
+      aColor = GetStandinForNativeColor(aID, aColorScheme);
+      break;
+    default:
+      /* default color is BLACK */
+      aColor = 0;
+      return NS_ERROR_FAILURE;
+  }
+
+  return NS_OK;
+}
+
+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::CaretBlinkCount:
+      aResult = 10;
+      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::UseOverlayScrollbars:
+      aResult = 1;
+      break;
+
+    case IntID::SpellCheckerUnderlineStyle:
+      aResult = int32_t(StyleTextDecorationStyle::Wavy);
+      break;
+
+    case IntID::ScrollbarButtonAutoRepeatBehavior:
+      aResult = 0;
+      break;
+
+    case IntID::ContextMenuOffsetVertical:
+    case IntID::ContextMenuOffsetHorizontal:
+      aResult = 2;
+      break;
+
+    case IntID::PrefersReducedMotion:
+      aResult = java::GeckoSystemStateListener::PrefersReducedMotion();
+      break;
+
+    case IntID::PrefersReducedTransparency:
+      aResult = 0;
+      break;
+
+    case IntID::InvertedColors:
+      aResult = java::GeckoSystemStateListener::IsInvertedColors();
+      break;
+
+    case IntID::PrimaryPointerCapabilities:
+      aResult = java::GeckoAppShell::GetAllPointerCapabilities();
+
+      // We cannot assume what is primary device, so we use Blink's way for web
+      // compatibility (https://crbug.com/136119#c6). If having coarse
+      // capability in any devices, return it.
+      if (aResult & static_cast<int32_t>(PointerCapabilities::Coarse)) {
+        aResult = static_cast<int32_t>(PointerCapabilities::Coarse);
+      }
+      break;
+
+    case IntID::AllPointerCapabilities:
+      aResult = java::GeckoAppShell::GetAllPointerCapabilities();
+      break;
+
+    case IntID::SystemUsesDarkTheme: {
+      java::GeckoRuntime::LocalRef runtime = java::GeckoRuntime::GetInstance();
+      aResult = runtime && runtime->UsesDarkTheme();
+      break;
+    }
+
+    case IntID::DragThresholdX:
+    case IntID::DragThresholdY:
+      // Threshold where a tap becomes a drag, in 1/240" reference pixels.
+      aResult = 25;
+      break;
+
+    case IntID::TouchDeviceSupportPresent:
+      // Touch support is always enabled on android.
+      aResult = 1;
+      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;
+    case FloatID::TextScaleFactor: {
+      java::GeckoRuntime::LocalRef runtime = java::GeckoRuntime::GetInstance();
+      aResult = runtime ? runtime->TextScaleFactor() : 1.0f;
+      break;
+    }
+    default:
+      aResult = -1.0;
+      rv = NS_ERROR_FAILURE;
+      break;
+  }
+  return rv;
+}
+
+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;
+}
+
+bool nsLookAndFeel::GetEchoPasswordImpl() {
+  EnsureInitShowPassword();
+  return mShowPassword;
+}
+
+uint32_t nsLookAndFeel::GetPasswordMaskDelayImpl() {
+  // This value is hard-coded in Android OS's PasswordTransformationMethod.java
+  return 1500;
+}
+
+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;
+  }
+}