Global Metrics

path: .metrics.nexits.sum
old: 32.0
new: 9.0

path: .metrics.nexits.average
old: 0.8
new: 1.125

path: .metrics.nargs.sum
old: 72.0
new: 10.0

path: .metrics.nargs.average
old: 1.8
new: 1.25

path: .metrics.cognitive.average
old: 2.325
new: 0.75

path: .metrics.cognitive.sum
old: 93.0
new: 6.0

path: .metrics.cyclomatic.sum
old: 118.0
new: 111.0

path: .metrics.cyclomatic.average
old: 2.4081632653061225
new: 10.090909090909092

path: .metrics.loc.sloc
old: 880.0
new: 359.0

path: .metrics.loc.lloc
old: 282.0
new: 293.0

path: .metrics.loc.blank
old: 126.0
new: 19.0

path: .metrics.loc.cloc
old: 78.0
new: 16.0

path: .metrics.loc.ploc
old: 676.0
new: 324.0

path: .metrics.mi.mi_visual_studio
old: 0.0
new: 1.4445168829767012

path: .metrics.mi.mi_original
old: -20.90061835492594
new: 2.470123869890159

path: .metrics.mi.mi_sei
old: -71.58711474124719
new: -44.772521275320955

path: .metrics.nom.functions
old: 40.0
new: 8.0

path: .metrics.nom.total
old: 40.0
new: 8.0

path: .metrics.halstead.N1
old: 2447.0
new: 824.0

path: .metrics.halstead.bugs
old: 7.714780972089521
new: 1.2175290900711375

path: .metrics.halstead.effort
old: 3521010.199080814
new: 220750.09634995428

path: .metrics.halstead.time
old: 195611.6777267119
new: 12263.894241664128

path: .metrics.halstead.volume
old: 38664.21966825053
new: 9615.812159506206

path: .metrics.halstead.N2
old: 1871.0
new: 427.0

path: .metrics.halstead.length
old: 4318.0
new: 1251.0

path: .metrics.halstead.vocabulary
old: 496.0
new: 206.0

path: .metrics.halstead.level
old: 0.010981001894951657
new: 0.04355971896955504

path: .metrics.halstead.difficulty
old: 91.06637168141592
new: 22.956989247311828

path: .metrics.halstead.purity_ratio
old: 0.9789105794885842
new: 1.1900256600830064

path: .metrics.halstead.estimated_program_length
old: 4226.935882231706
new: 1488.722100763841

path: .metrics.halstead.n2
old: 452.0
new: 186.0

path: .metrics.halstead.n1
old: 44.0
new: 20.0

Spaces Data

Minimal test - lines (13, 359)

path: .spaces[0].metrics.loc.cloc
old: 0.0
new: 10.0

path: .spaces[0].metrics.loc.blank
old: 0.0
new: 17.0

path: .spaces[0].metrics.loc.ploc
old: 2.0
new: 320.0

path: .spaces[0].metrics.loc.sloc
old: 2.0
new: 347.0

path: .spaces[0].metrics.loc.lloc
old: 0.0
new: 293.0

path: .spaces[0].metrics.cognitive.average
old: 0.0
new: 0.75

path: .spaces[0].metrics.cognitive.sum
old: 0.0
new: 6.0

path: .spaces[0].metrics.mi.mi_sei
old: 138.97000000000003
new: -46.74840974062857

path: .spaces[0].metrics.mi.mi_visual_studio
old: 86.9753916129788
new: 1.9269346911547571

path: .spaces[0].metrics.mi.mi_original
old: 148.72791965819374
new: 3.2950583218746345

path: .spaces[0].metrics.cyclomatic.average
old: 1.0
new: 11.0

path: .spaces[0].metrics.cyclomatic.sum
old: 1.0
new: 110.0

path: .spaces[0].metrics.nom.functions
old: 1.0
new: 8.0

path: .spaces[0].metrics.nom.total
old: 1.0
new: 8.0

path: .spaces[0].metrics.halstead.level
old: 0.6666666666666666
new: 0.04302600472813239

path: .spaces[0].metrics.halstead.time
old: 0.6666666666666666
new: 12310.99573937421

path: .spaces[0].metrics.halstead.volume
old: 8.0
new: 9534.473296025984

path: .spaces[0].metrics.halstead.length
old: 4.0
new: 1245.0

path: .spaces[0].metrics.halstead.n1
old: 3.0
new: 20.0

path: .spaces[0].metrics.halstead.bugs
old: 0.0017471609294725976
new: 1.2206445114497038

path: .spaces[0].metrics.halstead.effort
old: 12.0
new: 221597.92330873577

path: .spaces[0].metrics.halstead.N1
old: 3.0
new: 822.0

path: .spaces[0].metrics.halstead.estimated_program_length
old: 4.754887502163468
new: 1452.85718641391

path: .spaces[0].metrics.halstead.n2
old: 1.0
new: 182.0

path: .spaces[0].metrics.halstead.N2
old: 1.0
new: 423.0

path: .spaces[0].metrics.halstead.purity_ratio
old: 1.188721875540867
new: 1.1669535633846666

path: .spaces[0].metrics.halstead.vocabulary
old: 4.0
new: 202.0

path: .spaces[0].metrics.halstead.difficulty
old: 1.5
new: 23.24175824175824

path: .spaces[0].metrics.nargs.sum
old: 0.0
new: 10.0

path: .spaces[0].metrics.nargs.average
old: 0.0
new: 1.25

path: .spaces[0].metrics.nexits.average
old: 0.0
new: 1.125

path: .spaces[0].metrics.nexits.sum
old: 0.0
new: 9.0

Code

namespace mozilla {
namespace widget {

static const char16_t UNICODE_BULLET = 0x2022;

HeadlessLookAndFeel::HeadlessLookAndFeel(const LookAndFeelCache* aCache) {}

HeadlessLookAndFeel::~HeadlessLookAndFeel() = default;

nsresult HeadlessLookAndFeel::NativeGetColor(ColorID aID, nscolor& aColor) {
  // For headless mode, we use GetStandinForNativeColor for everything we can,
  // and hardcoded values for everything else.

  nsresult res = NS_OK;

  switch (aID) {
    // Override the solid black that GetStandinForNativeColor provides for
    // FieldText, to match our behavior under the real GTK.
    case ColorID::Fieldtext:
      aColor = NS_RGB(0x21, 0x21, 0x21);
      break;

    // The rest are not provided by GetStandinForNativeColor.
    case ColorID::IMESelectedRawTextBackground:
    case ColorID::IMESelectedConvertedTextBackground:
    case ColorID::IMERawInputBackground:
    case ColorID::IMEConvertedTextBackground:
      aColor = NS_TRANSPARENT;
      break;
    case ColorID::IMESelectedRawTextForeground:
    case ColorID::IMESelectedConvertedTextForeground:
    case ColorID::IMERawInputForeground:
    case ColorID::IMEConvertedTextForeground:
      aColor = NS_SAME_AS_FOREGROUND_COLOR;
      break;
    case ColorID::IMERawInputUnderline:
    case ColorID::IMEConvertedTextUnderline:
      aColor = NS_40PERCENT_FOREGROUND_COLOR;
      break;
    case ColorID::IMESelectedRawTextUnderline:
    case ColorID::IMESelectedConvertedTextUnderline:
      aColor = NS_SAME_AS_FOREGROUND_COLOR;
      break;
    case ColorID::MozEventreerow:
      aColor = NS_RGB(0xff, 0xff, 0xff);
      break;
    case ColorID::MozGtkInfoBarText:
      aColor = NS_RGB(0x00, 0x00, 0x00);
      break;
    case ColorID::MozMacButtonactivetext:
    case ColorID::MozMacDefaultbuttontext:
      aColor = NS_RGB(0xff, 0xff, 0xff);
      break;
    case ColorID::SpellCheckerUnderline:
      aColor = NS_RGB(0xff, 0x00, 0x00);
      break;
    case ColorID::TextBackground:
      aColor = NS_RGB(0xff, 0xff, 0xff);
      break;
    case ColorID::TextForeground:
      aColor = NS_RGB(0x00, 0x00, 0x00);
      break;
    case ColorID::TextHighlightBackground:
      aColor = NS_RGB(0xef, 0x0f, 0xff);
      break;
    case ColorID::TextHighlightForeground:
      aColor = NS_RGB(0xff, 0xff, 0xff);
      break;
    case ColorID::TextSelectBackground:
      aColor = NS_RGB(0xaa, 0xaa, 0xaa);
      break;
    case ColorID::TextSelectBackgroundAttention:
      aColor = NS_TRANSPARENT;
      break;
    case ColorID::TextSelectBackgroundDisabled:
      aColor = NS_RGB(0xaa, 0xaa, 0xaa);
      break;
    case ColorID::TextSelectForeground:
      GetColor(ColorID::TextSelectBackground, aColor);
      if (aColor == 0x000000)
        aColor = NS_RGB(0xff, 0xff, 0xff);
      else
        aColor = NS_DONT_CHANGE_COLOR;
      break;
    case ColorID::Widget3DHighlight:
      aColor = NS_RGB(0xa0, 0xa0, 0xa0);
      break;
    case ColorID::Widget3DShadow:
      aColor = NS_RGB(0x40, 0x40, 0x40);
      break;
    case ColorID::WidgetBackground:
      aColor = NS_RGB(0xdd, 0xdd, 0xdd);
      break;
    case ColorID::WidgetForeground:
      aColor = NS_RGB(0x00, 0x00, 0x00);
      break;
    case ColorID::WidgetSelectBackground:
      aColor = NS_RGB(0x80, 0x80, 0x80);
      break;
    case ColorID::WidgetSelectForeground:
      aColor = NS_RGB(0x00, 0x00, 0x80);
      break;
    case ColorID::WindowBackground:
      aColor = NS_RGB(0xff, 0xff, 0xff);
      break;
    case ColorID::WindowForeground:
      aColor = NS_RGB(0x00, 0x00, 0x00);
      break;
    default:
      aColor = GetStandinForNativeColor(aID);
      break;
  }

  return res;
}

nsresult HeadlessLookAndFeel::NativeGetInt(IntID aID, int32_t& aResult) {
  nsresult res = NS_OK;
  // These values should be sane defaults for headless mode under GTK.
  switch (aID) {
    case IntID::CaretBlinkTime:
      aResult = 567;
      break;
    case IntID::CaretWidth:
      aResult = 1;
      break;
    case IntID::ShowCaretDuringSelection:
      aResult = 0;
      break;
    case IntID::SelectTextfieldsOnKeyFocus:
      aResult = 1;
      break;
    case IntID::SubmenuDelay:
      aResult = 200;
      break;
    case IntID::MenusCanOverlapOSBar:
      aResult = 0;
      break;
    case IntID::UseOverlayScrollbars:
      aResult = 0;
      break;
    case IntID::AllowOverlayScrollbarsOverlap:
      aResult = 0;
      break;
    case IntID::ShowHideScrollbars:
      aResult = 0;
      break;
    case IntID::SkipNavigatingDisabledMenuItem:
      aResult = 1;
      break;
    case IntID::DragThresholdX:
    case IntID::DragThresholdY:
      aResult = 4;
      break;
    case IntID::UseAccessibilityTheme:
      aResult = 0;
      break;
    case IntID::ScrollArrowStyle:
      aResult = eScrollArrow_None;
      break;
    case IntID::ScrollSliderStyle:
      aResult = eScrollThumbStyle_Proportional;
      break;
    case IntID::ScrollButtonLeftMouseButtonAction:
      aResult = 0;
      return NS_OK;
    case IntID::ScrollButtonMiddleMouseButtonAction:
      aResult = 3;
      return NS_OK;
    case IntID::ScrollButtonRightMouseButtonAction:
      aResult = 3;
      return NS_OK;
    case IntID::TreeOpenDelay:
      aResult = 1000;
      break;
    case IntID::TreeCloseDelay:
      aResult = 1000;
      break;
    case IntID::TreeLazyScrollDelay:
      aResult = 150;
      break;
    case IntID::TreeScrollDelay:
      aResult = 100;
      break;
    case IntID::TreeScrollLinesMax:
      aResult = 3;
      break;
    case IntID::TabFocusModel:
      aResult = nsIContent::eTabFocus_textControlsMask;
      break;
    case IntID::ChosenMenuItemsShouldBlink:
      aResult = 1;
      break;
    case IntID::WindowsAccentColorInTitlebar:
    case IntID::WindowsDefaultTheme:
    case IntID::DWMCompositor:
      aResult = 0;
      res = NS_ERROR_NOT_IMPLEMENTED;
      break;
    case IntID::WindowsClassic:
    case IntID::WindowsGlass:
      aResult = 0;
      res = NS_ERROR_FAILURE;
      break;
    case IntID::TouchEnabled:
    case IntID::MacGraphiteTheme:
    case IntID::MacBigSurTheme:
      aResult = 0;
      res = NS_ERROR_NOT_IMPLEMENTED;
      break;
    case IntID::AlertNotificationOrigin:
      aResult = NS_ALERT_TOP;
      break;
    case IntID::ScrollToClick:
      aResult = 0;
      break;
    case IntID::IMERawInputUnderlineStyle:
    case IntID::IMESelectedRawTextUnderlineStyle:
    case IntID::IMEConvertedTextUnderlineStyle:
    case IntID::IMESelectedConvertedTextUnderline:
      aResult = NS_STYLE_TEXT_DECORATION_STYLE_SOLID;
      break;
    case IntID::SpellCheckerUnderlineStyle:
      aResult = NS_STYLE_TEXT_DECORATION_STYLE_DOTTED;
      break;
    case IntID::MenuBarDrag:
      aResult = 0;
      break;
    case IntID::WindowsThemeIdentifier:
    case IntID::OperatingSystemVersionIdentifier:
      aResult = 0;
      res = NS_ERROR_NOT_IMPLEMENTED;
      break;
    case IntID::ScrollbarButtonAutoRepeatBehavior:
      aResult = 0;
      break;
    case IntID::TooltipDelay:
      aResult = 500;
      break;
    case IntID::SwipeAnimationEnabled:
      aResult = 0;
      break;
    case IntID::ScrollbarDisplayOnMouseMove:
      aResult = 0;
      break;
    case IntID::ScrollbarFadeBeginDelay:
      aResult = 0;
      break;
    case IntID::ScrollbarFadeDuration:
      aResult = 0;
      break;
    case IntID::ContextMenuOffsetVertical:
      aResult = -6;
      break;
    case IntID::ContextMenuOffsetHorizontal:
      aResult = 1;
      break;
    case IntID::GTKCSDAvailable:
    case IntID::GTKCSDHideTitlebarByDefault:
    case IntID::GTKCSDTransparentBackground:
      aResult = 0;
      break;
    case IntID::GTKCSDMinimizeButton:
      aResult = 0;
      break;
    case IntID::GTKCSDMaximizeButton:
      aResult = 0;
      break;
    case IntID::GTKCSDCloseButton:
      aResult = 1;
      break;
    case IntID::GTKCSDReversedPlacement:
      aResult = 0;
      break;
    case IntID::SystemUsesDarkTheme:
      aResult = 0;
      break;
    case IntID::PrefersReducedMotion:
      aResult = 0;
      break;
    case IntID::PrimaryPointerCapabilities:
      aResult = 0;
      break;
    case IntID::AllPointerCapabilities:
      aResult = 0;
      break;
    default:
      NS_WARNING(
          "HeadlessLookAndFeel::NativeGetInt called with an unrecognized aID");
      aResult = 0;
      res = NS_ERROR_FAILURE;
      break;
  }
  return res;
}

nsresult HeadlessLookAndFeel::NativeGetFloat(FloatID aID, float& aResult) {
  nsresult res = NS_OK;

  // Hardcoded values for GTK.
  switch (aID) {
    case FloatID::IMEUnderlineRelativeSize:
      aResult = 1.0f;
      break;
    case FloatID::SpellCheckerUnderlineRelativeSize:
      aResult = 1.0f;
      break;
    case FloatID::CaretAspectRatio:
      // Intentionally failing to quietly indicate lack of support.
      aResult = -1.0;
      res = NS_ERROR_FAILURE;
      break;
    default:
      NS_WARNING(
          "HeadlessLookAndFeel::NativeGetFloat called with an unrecognized "
          "aID");
      aResult = -1.0;
      res = NS_ERROR_FAILURE;
      break;
  }

  return res;
}

bool HeadlessLookAndFeel::NativeGetFont(FontID aID, nsString& aFontName,
                                        gfxFontStyle& aFontStyle) {
  // Default to san-serif for everything.
  aFontStyle.style = FontSlantStyle::Normal();
  aFontStyle.weight = FontWeight::Normal();
  aFontStyle.stretch = FontStretch::Normal();
  aFontStyle.size = 14;
  aFontStyle.systemFont = true;

  aFontName.AssignLiteral("sans-serif");
  return true;
}

char16_t HeadlessLookAndFeel::GetPasswordCharacterImpl() {
  return UNICODE_BULLET;
}

void HeadlessLookAndFeel::RefreshImpl() { nsXPLookAndFeel::RefreshImpl(); }

bool HeadlessLookAndFeel::GetEchoPasswordImpl() { return false; }

}  // namespace widget
}  // namespace mozilla