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-rw-r--r--widget/nsNativeBasicTheme.cpp1599
1 files changed, 1599 insertions, 0 deletions
diff --git a/widget/nsNativeBasicTheme.cpp b/widget/nsNativeBasicTheme.cpp
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+++ b/widget/nsNativeBasicTheme.cpp
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+/* -*- Mode: C++; tab-width: 40; 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 "nsNativeBasicTheme.h"
+
+#include "gfxBlur.h"
+#include "mozilla/dom/Document.h"
+#include "mozilla/gfx/Rect.h"
+#include "mozilla/gfx/Types.h"
+#include "mozilla/gfx/Filters.h"
+#include "nsCSSColorUtils.h"
+#include "nsCSSRendering.h"
+#include "nsLayoutUtils.h"
+#include "PathHelpers.h"
+
+using namespace mozilla;
+using namespace mozilla::widget;
+using namespace mozilla::gfx;
+
+NS_IMPL_ISUPPORTS_INHERITED(nsNativeBasicTheme, nsNativeTheme, nsITheme)
+
+namespace {
+
+// This pushes and pops a clip rect to the draw target.
+//
+// This is done to reduce fuzz in places where we may have antialiasing,
+// because skia is not clip-invariant: given different clips, it does not
+// guarantee the same result, even if the painted content doesn't intersect
+// the clips.
+//
+// This is a bit sad, overall, but...
+struct MOZ_RAII AutoClipRect {
+ AutoClipRect(DrawTarget& aDt, const LayoutDeviceRect& aRect) : mDt(aDt) {
+ mDt.PushClipRect(aRect.ToUnknownRect());
+ }
+
+ ~AutoClipRect() { mDt.PopClip(); }
+
+ private:
+ DrawTarget& mDt;
+};
+
+} // namespace
+
+static bool IsScrollbarWidthThin(nsIFrame* aFrame) {
+ ComputedStyle* style = nsLayoutUtils::StyleForScrollbar(aFrame);
+ auto scrollbarWidth = style->StyleUIReset()->mScrollbarWidth;
+ return scrollbarWidth == StyleScrollbarWidth::Thin;
+}
+
+/* static */
+auto nsNativeBasicTheme::GetDPIRatio(nsIFrame* aFrame) -> DPIRatio {
+ return DPIRatio(float(AppUnitsPerCSSPixel()) /
+ aFrame->PresContext()
+ ->DeviceContext()
+ ->AppUnitsPerDevPixelAtUnitFullZoom());
+}
+
+/* static */
+bool nsNativeBasicTheme::IsDateTimeResetButton(nsIFrame* aFrame) {
+ if (!aFrame) {
+ return false;
+ }
+
+ nsIFrame* parent = aFrame->GetParent();
+ if (parent && (parent = parent->GetParent()) &&
+ (parent = parent->GetParent())) {
+ nsDateTimeControlFrame* dateTimeFrame = do_QueryFrame(parent);
+ if (dateTimeFrame) {
+ return true;
+ }
+ }
+ return false;
+}
+
+/* static */
+bool nsNativeBasicTheme::IsDateTimeTextField(nsIFrame* aFrame) {
+ nsDateTimeControlFrame* dateTimeFrame = do_QueryFrame(aFrame);
+ return dateTimeFrame;
+}
+
+/* static */
+bool nsNativeBasicTheme::IsColorPickerButton(nsIFrame* aFrame) {
+ nsColorControlFrame* colorPickerButton = do_QueryFrame(aFrame);
+ return colorPickerButton;
+}
+
+/* static */
+LayoutDeviceRect nsNativeBasicTheme::FixAspectRatio(
+ const LayoutDeviceRect& aRect) {
+ // Checkbox and radio need to preserve aspect-ratio for compat.
+ LayoutDeviceRect rect(aRect);
+ if (rect.width == rect.height) {
+ return rect;
+ }
+
+ if (rect.width > rect.height) {
+ auto diff = rect.width - rect.height;
+ rect.width = rect.height;
+ rect.x += diff / 2;
+ } else {
+ auto diff = rect.height - rect.width;
+ rect.height = rect.width;
+ rect.y += diff / 2;
+ }
+
+ return rect;
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeCheckboxColors(
+ const EventStates& aState, StyleAppearance aAppearance) {
+ MOZ_ASSERT(aAppearance == StyleAppearance::Checkbox ||
+ aAppearance == StyleAppearance::Radio);
+
+ bool isDisabled = aState.HasState(NS_EVENT_STATE_DISABLED);
+ bool isPressed = !isDisabled && aState.HasAllStates(NS_EVENT_STATE_HOVER |
+ NS_EVENT_STATE_ACTIVE);
+ bool isHovered = !isDisabled && aState.HasState(NS_EVENT_STATE_HOVER);
+ bool isChecked = aState.HasState(NS_EVENT_STATE_CHECKED);
+ bool isIndeterminate = aAppearance == StyleAppearance::Checkbox &&
+ aState.HasState(NS_EVENT_STATE_INDETERMINATE);
+
+ sRGBColor backgroundColor = sColorWhite;
+ sRGBColor borderColor = sColorGrey40;
+ if (isDisabled) {
+ if (isChecked || isIndeterminate) {
+ backgroundColor = borderColor = sColorGrey40Alpha50;
+ } else {
+ backgroundColor = sColorWhiteAlpha50;
+ borderColor = sColorGrey40Alpha50;
+ }
+ } else {
+ if (isChecked || isIndeterminate) {
+ if (isPressed) {
+ backgroundColor = borderColor = sColorAccentDarker;
+ } else if (isHovered) {
+ backgroundColor = borderColor = sColorAccentDark;
+ } else {
+ backgroundColor = borderColor = sColorAccent;
+ }
+ } else if (isPressed) {
+ backgroundColor = sColorGrey20;
+ borderColor = sColorGrey60;
+ } else if (isHovered) {
+ backgroundColor = sColorWhite;
+ borderColor = sColorGrey50;
+ } else {
+ backgroundColor = sColorWhite;
+ borderColor = sColorGrey40;
+ }
+ }
+
+ return std::make_pair(backgroundColor, borderColor);
+}
+
+sRGBColor nsNativeBasicTheme::ComputeCheckmarkColor(const EventStates& aState) {
+ bool isDisabled = aState.HasState(NS_EVENT_STATE_DISABLED);
+ return isDisabled ? sColorWhiteAlpha50 : sColorWhite;
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeRadioCheckmarkColors(
+ const EventStates& aState) {
+ auto [unusedColor, checkColor] =
+ ComputeCheckboxColors(aState, StyleAppearance::Radio);
+ Unused << unusedColor;
+
+ return std::make_pair(sColorWhite, checkColor);
+}
+
+sRGBColor nsNativeBasicTheme::ComputeBorderColor(const EventStates& aState) {
+ bool isDisabled = aState.HasState(NS_EVENT_STATE_DISABLED);
+ bool isActive =
+ aState.HasAllStates(NS_EVENT_STATE_HOVER | NS_EVENT_STATE_ACTIVE);
+ bool isHovered = !isDisabled && aState.HasState(NS_EVENT_STATE_HOVER);
+ bool isFocused = aState.HasState(NS_EVENT_STATE_FOCUSRING);
+ if (isDisabled) {
+ return sColorGrey40Alpha50;
+ }
+ if (isFocused) {
+ return sColorAccent;
+ }
+ if (isActive) {
+ return sColorGrey60;
+ }
+ if (isHovered) {
+ return sColorGrey50;
+ }
+ return sColorGrey40;
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeButtonColors(
+ const EventStates& aState, nsIFrame* aFrame) {
+ bool isActive =
+ aState.HasAllStates(NS_EVENT_STATE_HOVER | NS_EVENT_STATE_ACTIVE);
+ bool isDisabled = aState.HasState(NS_EVENT_STATE_DISABLED);
+ bool isHovered = !isDisabled && aState.HasState(NS_EVENT_STATE_HOVER);
+
+ const sRGBColor& backgroundColor = [&] {
+ if (isDisabled) {
+ return sColorGrey10Alpha50;
+ }
+ if (IsDateTimeResetButton(aFrame)) {
+ return sColorWhite;
+ }
+ if (isActive) {
+ return sColorGrey30;
+ }
+ if (isHovered) {
+ return sColorGrey20;
+ }
+ return sColorGrey10;
+ }();
+
+ const sRGBColor borderColor = ComputeBorderColor(aState);
+ return std::make_pair(backgroundColor, borderColor);
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeTextfieldColors(
+ const EventStates& aState) {
+ bool isDisabled = aState.HasState(NS_EVENT_STATE_DISABLED);
+ const sRGBColor& backgroundColor =
+ isDisabled ? sColorWhiteAlpha50 : sColorWhite;
+ const sRGBColor borderColor = ComputeBorderColor(aState);
+
+ return std::make_pair(backgroundColor, borderColor);
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeRangeProgressColors(
+ const EventStates& aState) {
+ bool isActive =
+ aState.HasAllStates(NS_EVENT_STATE_HOVER | NS_EVENT_STATE_ACTIVE);
+ bool isDisabled = aState.HasState(NS_EVENT_STATE_DISABLED);
+ bool isHovered = !isDisabled && aState.HasState(NS_EVENT_STATE_HOVER);
+
+ if (isDisabled) {
+ return std::make_pair(sColorGrey40Alpha50, sColorGrey40Alpha50);
+ }
+ if (isActive || isHovered) {
+ return std::make_pair(sColorAccentDark, sColorAccentDarker);
+ }
+ return std::make_pair(sColorAccent, sColorAccentDark);
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeRangeTrackColors(
+ const EventStates& aState) {
+ bool isActive =
+ aState.HasAllStates(NS_EVENT_STATE_HOVER | NS_EVENT_STATE_ACTIVE);
+ bool isDisabled = aState.HasState(NS_EVENT_STATE_DISABLED);
+ bool isHovered = !isDisabled && aState.HasState(NS_EVENT_STATE_HOVER);
+
+ if (isDisabled) {
+ return std::make_pair(sColorGrey10Alpha50, sColorGrey40Alpha50);
+ }
+ if (isActive || isHovered) {
+ return std::make_pair(sColorGrey20, sColorGrey50);
+ }
+ return std::make_pair(sColorGrey10, sColorGrey40);
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeRangeThumbColors(
+ const EventStates& aState) {
+ bool isActive =
+ aState.HasAllStates(NS_EVENT_STATE_HOVER | NS_EVENT_STATE_ACTIVE);
+ bool isDisabled = aState.HasState(NS_EVENT_STATE_DISABLED);
+ bool isHovered = !isDisabled && aState.HasState(NS_EVENT_STATE_HOVER);
+
+ const sRGBColor& backgroundColor = [&] {
+ if (isDisabled) {
+ return sColorGrey50Alpha50;
+ }
+ if (isActive) {
+ return sColorAccent;
+ }
+ if (isHovered) {
+ return sColorGrey60;
+ }
+ return sColorGrey50;
+ }();
+
+ const sRGBColor borderColor = sColorWhite;
+
+ return std::make_pair(backgroundColor, borderColor);
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeProgressColors() {
+ return std::make_pair(sColorAccent, sColorAccentDark);
+}
+
+std::pair<sRGBColor, sRGBColor>
+nsNativeBasicTheme::ComputeProgressTrackColors() {
+ return std::make_pair(sColorGrey10, sColorGrey40);
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeMeterchunkColors(
+ const EventStates& aMeterState) {
+ sRGBColor borderColor = sColorMeterGreen20;
+ sRGBColor chunkColor = sColorMeterGreen10;
+
+ if (aMeterState.HasState(NS_EVENT_STATE_SUB_OPTIMUM)) {
+ borderColor = sColorMeterYellow20;
+ chunkColor = sColorMeterYellow10;
+ } else if (aMeterState.HasState(NS_EVENT_STATE_SUB_SUB_OPTIMUM)) {
+ borderColor = sColorMeterRed20;
+ chunkColor = sColorMeterRed10;
+ }
+
+ return std::make_pair(chunkColor, borderColor);
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeMeterTrackColors() {
+ return std::make_pair(sColorGrey10, sColorGrey40);
+}
+
+sRGBColor nsNativeBasicTheme::ComputeMenulistArrowButtonColor(
+ const EventStates& aState) {
+ bool isDisabled = aState.HasState(NS_EVENT_STATE_DISABLED);
+ return isDisabled ? sColorGrey60Alpha50 : sColorGrey60;
+}
+
+std::array<sRGBColor, 3> nsNativeBasicTheme::ComputeFocusRectColors() {
+ return {sColorAccent, sColorWhiteAlpha80, sColorAccentLight};
+}
+
+std::pair<sRGBColor, sRGBColor> nsNativeBasicTheme::ComputeScrollbarColors(
+ nsIFrame* aFrame, const ComputedStyle& aStyle,
+ const EventStates& aDocumentState, bool aIsRoot) {
+ const nsStyleUI* ui = aStyle.StyleUI();
+ nscolor color;
+ if (ui->mScrollbarColor.IsColors()) {
+ color = ui->mScrollbarColor.AsColors().track.CalcColor(aStyle);
+ } else if (aDocumentState.HasAllStates(NS_DOCUMENT_STATE_WINDOW_INACTIVE)) {
+ color = LookAndFeel::GetColor(LookAndFeel::ColorID::ThemedScrollbarInactive,
+ sScrollbarColor.ToABGR());
+ } else {
+ color = LookAndFeel::GetColor(LookAndFeel::ColorID::ThemedScrollbar,
+ sScrollbarColor.ToABGR());
+ }
+ if (aIsRoot) {
+ // Root scrollbars must be opaque.
+ nscolor bg = LookAndFeel::GetColor(LookAndFeel::ColorID::WindowBackground,
+ NS_RGB(0xff, 0xff, 0xff));
+ color = NS_ComposeColors(bg, color);
+ }
+ return std::make_pair(gfx::sRGBColor::FromABGR(color), sScrollbarBorderColor);
+}
+
+sRGBColor nsNativeBasicTheme::ComputeScrollbarThumbColor(
+ nsIFrame* aFrame, const ComputedStyle& aStyle,
+ const EventStates& aElementState, const EventStates& aDocumentState) {
+ const nsStyleUI* ui = aStyle.StyleUI();
+ nscolor color;
+ if (ui->mScrollbarColor.IsColors()) {
+ color = ui->mScrollbarColor.AsColors().thumb.CalcColor(aStyle);
+ } else if (aDocumentState.HasAllStates(NS_DOCUMENT_STATE_WINDOW_INACTIVE)) {
+ color = LookAndFeel::GetColor(
+ LookAndFeel::ColorID::ThemedScrollbarThumbInactive,
+ sScrollbarThumbColor.ToABGR());
+ } else if (aElementState.HasAllStates(NS_EVENT_STATE_ACTIVE)) {
+ color =
+ LookAndFeel::GetColor(LookAndFeel::ColorID::ThemedScrollbarThumbActive,
+ sScrollbarThumbColorActive.ToABGR());
+ } else if (aElementState.HasAllStates(NS_EVENT_STATE_HOVER)) {
+ color =
+ LookAndFeel::GetColor(LookAndFeel::ColorID::ThemedScrollbarThumbHover,
+ sScrollbarThumbColorHover.ToABGR());
+ } else {
+ color = LookAndFeel::GetColor(LookAndFeel::ColorID::ThemedScrollbarThumb,
+ sScrollbarThumbColor.ToABGR());
+ }
+ return gfx::sRGBColor::FromABGR(color);
+}
+
+std::array<sRGBColor, 3> nsNativeBasicTheme::ComputeScrollbarButtonColors(
+ nsIFrame* aFrame, StyleAppearance aAppearance, const ComputedStyle& aStyle,
+ const EventStates& aElementState, const EventStates& aDocumentState) {
+ bool isActive = aElementState.HasState(NS_EVENT_STATE_ACTIVE);
+ bool isHovered = aElementState.HasState(NS_EVENT_STATE_HOVER);
+
+ bool hasCustomColor = aStyle.StyleUI()->mScrollbarColor.IsColors();
+ sRGBColor buttonColor;
+ if (hasCustomColor) {
+ // When scrollbar-color is in use, use the thumb color for the button.
+ buttonColor = ComputeScrollbarThumbColor(aFrame, aStyle, aElementState,
+ aDocumentState);
+ } else if (isActive) {
+ buttonColor = sScrollbarButtonActiveColor;
+ } else if (!hasCustomColor && isHovered) {
+ buttonColor = sScrollbarButtonHoverColor;
+ } else {
+ buttonColor = sScrollbarColor;
+ }
+
+ sRGBColor arrowColor;
+ if (hasCustomColor) {
+ // When scrollbar-color is in use, derive the arrow color from the button
+ // color.
+ nscolor bg = buttonColor.ToABGR();
+ bool darken = NS_GetLuminosity(bg) >= NS_MAX_LUMINOSITY / 2;
+ if (isActive) {
+ float c = darken ? 0.0f : 1.0f;
+ arrowColor = sRGBColor(c, c, c);
+ } else {
+ uint8_t c = darken ? 0 : 255;
+ arrowColor =
+ sRGBColor::FromABGR(NS_ComposeColors(bg, NS_RGBA(c, c, c, 160)));
+ }
+ } else if (isActive) {
+ arrowColor = sScrollbarArrowColorActive;
+ } else if (isHovered) {
+ arrowColor = sScrollbarArrowColorHover;
+ } else {
+ arrowColor = sScrollbarArrowColor;
+ }
+
+ return {buttonColor, arrowColor, sScrollbarBorderColor};
+}
+
+static already_AddRefed<Path> GetFocusStrokePath(
+ DrawTarget* aDrawTarget, LayoutDeviceRect& aFocusRect,
+ LayoutDeviceCoord aOffset, const LayoutDeviceCoord aRadius,
+ LayoutDeviceCoord aFocusWidth) {
+ RectCornerRadii radii(aRadius, aRadius, aRadius, aRadius);
+ aFocusRect.Inflate(aOffset);
+
+ LayoutDeviceRect focusRect(aFocusRect);
+ // Deflate the rect by half the border width, so that the middle of the stroke
+ // fills exactly the area we want to fill and not more.
+ focusRect.Deflate(aFocusWidth * 0.5f);
+
+ return MakePathForRoundedRect(*aDrawTarget, focusRect.ToUnknownRect(), radii);
+}
+
+void nsNativeBasicTheme::PaintRoundedFocusRect(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ DPIRatio aDpiRatio,
+ CSSCoord aRadius,
+ CSSCoord aOffset) {
+ // NOTE(emilio): If the widths or offsets here change, make sure to tweak the
+ // GetWidgetOverflow path for FocusOutline.
+ auto [innerColor, middleColor, outerColor] = ComputeFocusRectColors();
+
+ LayoutDeviceRect focusRect(aRect);
+
+ // The focus rect is painted outside of the border area (aRect), see:
+ //
+ // data:text/html,<div style="border: 1px solid; outline: 2px solid
+ // red">Foobar</div>
+ //
+ // But some controls might provide a negative offset to cover the border, if
+ // necessary.
+ LayoutDeviceCoord offset = aOffset * aDpiRatio;
+ LayoutDeviceCoord strokeWidth = CSSCoord(2.0f) * aDpiRatio;
+ focusRect.Inflate(strokeWidth);
+
+ LayoutDeviceCoord strokeRadius = aRadius * aDpiRatio;
+ RefPtr<Path> roundedRect = GetFocusStrokePath(aDrawTarget, focusRect, offset,
+ strokeRadius, strokeWidth);
+ aDrawTarget->Stroke(roundedRect, ColorPattern(ToDeviceColor(innerColor)),
+ StrokeOptions(strokeWidth));
+
+ offset = CSSCoord(1.0f) * aDpiRatio;
+ strokeRadius += offset;
+ strokeWidth = CSSCoord(1.0f) * aDpiRatio;
+ roundedRect = GetFocusStrokePath(aDrawTarget, focusRect, offset, strokeRadius,
+ strokeWidth);
+ aDrawTarget->Stroke(roundedRect, ColorPattern(ToDeviceColor(middleColor)),
+ StrokeOptions(strokeWidth));
+
+ offset = CSSCoord(2.0f) * aDpiRatio;
+ strokeRadius += offset;
+ strokeWidth = CSSCoord(2.0f) * aDpiRatio;
+ roundedRect = GetFocusStrokePath(aDrawTarget, focusRect, offset, strokeRadius,
+ strokeWidth);
+ aDrawTarget->Stroke(roundedRect, ColorPattern(ToDeviceColor(outerColor)),
+ StrokeOptions(strokeWidth));
+}
+
+void nsNativeBasicTheme::PaintRoundedRect(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const sRGBColor& aBackgroundColor,
+ const sRGBColor& aBorderColor,
+ CSSCoord aBorderWidth,
+ RectCornerRadii aDpiAdjustedRadii,
+ DPIRatio aDpiRatio) {
+ const LayoutDeviceCoord borderWidth(aBorderWidth * aDpiRatio);
+
+ LayoutDeviceRect rect(aRect);
+ // Deflate the rect by half the border width, so that the middle of the stroke
+ // fills exactly the area we want to fill and not more.
+ rect.Deflate(borderWidth * 0.5f);
+
+ RefPtr<Path> roundedRect = MakePathForRoundedRect(
+ *aDrawTarget, rect.ToUnknownRect(), aDpiAdjustedRadii);
+
+ aDrawTarget->Fill(roundedRect, ColorPattern(ToDeviceColor(aBackgroundColor)));
+ aDrawTarget->Stroke(roundedRect, ColorPattern(ToDeviceColor(aBorderColor)),
+ StrokeOptions(borderWidth));
+}
+
+void nsNativeBasicTheme::PaintRoundedRectWithRadius(
+ DrawTarget* aDrawTarget, const LayoutDeviceRect& aRect,
+ const sRGBColor& aBackgroundColor, const sRGBColor& aBorderColor,
+ CSSCoord aBorderWidth, CSSCoord aRadius, DPIRatio aDpiRatio) {
+ const LayoutDeviceCoord radius(aRadius * aDpiRatio);
+ RectCornerRadii radii(radius, radius, radius, radius);
+ PaintRoundedRect(aDrawTarget, aRect, aBackgroundColor, aBorderColor,
+ aBorderWidth, radii, aDpiRatio);
+}
+
+void nsNativeBasicTheme::PaintCheckboxControl(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio) {
+ const CSSCoord borderWidth = 2.0f;
+ const CSSCoord radius = 2.0f;
+ auto [backgroundColor, borderColor] =
+ ComputeCheckboxColors(aState, StyleAppearance::Checkbox);
+ PaintRoundedRectWithRadius(aDrawTarget, aRect, backgroundColor, borderColor,
+ borderWidth, radius, aDpiRatio);
+
+ if (aState.HasState(NS_EVENT_STATE_FOCUSRING)) {
+ PaintRoundedFocusRect(aDrawTarget, aRect, aDpiRatio, 5.0f, 1.0f);
+ }
+}
+
+// Returns the right scale to cover aRect in the smaller dimension.
+static float ScaleToWidgetRect(const LayoutDeviceRect& aRect) {
+ return std::min(aRect.width, aRect.height) / kMinimumWidgetSize;
+}
+
+void nsNativeBasicTheme::PaintCheckMark(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState) {
+ // Points come from the coordinates on a 14X14 unit box centered at 0,0
+ const float checkPolygonX[] = {-4.5f, -1.5f, -0.5f, 5.0f, 4.75f,
+ 3.5f, -0.5f, -1.5f, -3.5f};
+ const float checkPolygonY[] = {0.5f, 4.0f, 4.0f, -2.5f, -4.0f,
+ -4.0f, 1.0f, 1.25f, -1.0f};
+ const int32_t checkNumPoints = sizeof(checkPolygonX) / sizeof(float);
+ const float scale = ScaleToWidgetRect(aRect);
+ auto center = aRect.Center().ToUnknownPoint();
+
+ RefPtr<PathBuilder> builder = aDrawTarget->CreatePathBuilder();
+ Point p = center + Point(checkPolygonX[0] * scale, checkPolygonY[0] * scale);
+ builder->MoveTo(p);
+ for (int32_t i = 1; i < checkNumPoints; i++) {
+ p = center + Point(checkPolygonX[i] * scale, checkPolygonY[i] * scale);
+ builder->LineTo(p);
+ }
+ RefPtr<Path> path = builder->Finish();
+
+ sRGBColor fillColor = ComputeCheckmarkColor(aState);
+ aDrawTarget->Fill(path, ColorPattern(ToDeviceColor(fillColor)));
+}
+
+void nsNativeBasicTheme::PaintIndeterminateMark(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState) {
+ const CSSCoord borderWidth = 2.0f;
+ const float scale = ScaleToWidgetRect(aRect);
+
+ Rect rect = aRect.ToUnknownRect();
+ rect.y += (rect.height / 2) - (borderWidth * scale / 2);
+ rect.height = borderWidth * scale;
+ rect.x += (borderWidth * scale) + (borderWidth * scale / 8);
+ rect.width -= ((borderWidth * scale) + (borderWidth * scale / 8)) * 2;
+
+ sRGBColor fillColor = ComputeCheckmarkColor(aState);
+ aDrawTarget->FillRect(rect, ColorPattern(ToDeviceColor(fillColor)));
+}
+
+void nsNativeBasicTheme::PaintStrokedEllipse(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const sRGBColor& aBackgroundColor,
+ const sRGBColor& aBorderColor,
+ const CSSCoord aBorderWidth,
+ DPIRatio aDpiRatio) {
+ const LayoutDeviceCoord borderWidth(aBorderWidth * aDpiRatio);
+ RefPtr<PathBuilder> builder = aDrawTarget->CreatePathBuilder();
+
+ // Deflate for the same reason as PaintRoundedRectWithRadius. Note that the
+ // size is the diameter, so we just shrink by the border width once.
+ auto size = aRect.Size() - LayoutDeviceSize(borderWidth, borderWidth);
+ AppendEllipseToPath(builder, aRect.Center().ToUnknownPoint(),
+ size.ToUnknownSize());
+ RefPtr<Path> ellipse = builder->Finish();
+
+ aDrawTarget->Fill(ellipse, ColorPattern(ToDeviceColor(aBackgroundColor)));
+ aDrawTarget->Stroke(ellipse, ColorPattern(ToDeviceColor(aBorderColor)),
+ StrokeOptions(borderWidth));
+}
+
+void nsNativeBasicTheme::PaintEllipseShadow(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ float aShadowAlpha,
+ const CSSPoint& aShadowOffset,
+ CSSCoord aShadowBlurStdDev,
+ DPIRatio aDpiRatio) {
+ Float stdDev = aShadowBlurStdDev * aDpiRatio;
+ Point offset = (aShadowOffset * aDpiRatio).ToUnknownPoint();
+
+ RefPtr<FilterNode> blurFilter =
+ aDrawTarget->CreateFilter(FilterType::GAUSSIAN_BLUR);
+ if (!blurFilter) {
+ return;
+ }
+
+ blurFilter->SetAttribute(ATT_GAUSSIAN_BLUR_STD_DEVIATION, stdDev);
+
+ IntSize inflation =
+ gfxAlphaBoxBlur::CalculateBlurRadius(gfxPoint(stdDev, stdDev));
+ Rect inflatedRect = aRect.ToUnknownRect();
+ inflatedRect.Inflate(inflation.width, inflation.height);
+ Rect sourceRectInFilterSpace =
+ inflatedRect - aRect.TopLeft().ToUnknownPoint();
+ Point destinationPointOfSourceRect = inflatedRect.TopLeft() + offset;
+
+ IntSize dtSize = RoundedToInt(aRect.Size().ToUnknownSize());
+ RefPtr<DrawTarget> ellipseDT = aDrawTarget->CreateSimilarDrawTargetForFilter(
+ dtSize, SurfaceFormat::A8, blurFilter, blurFilter,
+ sourceRectInFilterSpace, destinationPointOfSourceRect);
+ if (!ellipseDT) {
+ return;
+ }
+
+ RefPtr<Path> ellipse = MakePathForEllipse(
+ *ellipseDT, (aRect - aRect.TopLeft()).Center().ToUnknownPoint(),
+ aRect.Size().ToUnknownSize());
+ ellipseDT->Fill(ellipse,
+ ColorPattern(DeviceColor(0.0f, 0.0f, 0.0f, aShadowAlpha)));
+ RefPtr<SourceSurface> ellipseSurface = ellipseDT->Snapshot();
+
+ blurFilter->SetInput(IN_GAUSSIAN_BLUR_IN, ellipseSurface);
+ aDrawTarget->DrawFilter(blurFilter, sourceRectInFilterSpace,
+ destinationPointOfSourceRect);
+}
+
+void nsNativeBasicTheme::PaintRadioControl(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio) {
+ const CSSCoord borderWidth = 2.0f;
+ auto [backgroundColor, borderColor] =
+ ComputeCheckboxColors(aState, StyleAppearance::Radio);
+
+ PaintStrokedEllipse(aDrawTarget, aRect, backgroundColor, borderColor,
+ borderWidth, aDpiRatio);
+
+ if (aState.HasState(NS_EVENT_STATE_FOCUSRING)) {
+ PaintRoundedFocusRect(aDrawTarget, aRect, aDpiRatio, 5.0f, 1.0f);
+ }
+}
+
+void nsNativeBasicTheme::PaintRadioCheckmark(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio) {
+ const CSSCoord borderWidth = 2.0f;
+ const float scale = ScaleToWidgetRect(aRect);
+ auto [backgroundColor, checkColor] = ComputeRadioCheckmarkColors(aState);
+
+ LayoutDeviceRect rect(aRect);
+ rect.Deflate(borderWidth * scale);
+
+ PaintStrokedEllipse(aDrawTarget, rect, checkColor, backgroundColor,
+ borderWidth, aDpiRatio);
+}
+
+void nsNativeBasicTheme::PaintTextField(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio) {
+ auto [backgroundColor, borderColor] = ComputeTextfieldColors(aState);
+
+ const CSSCoord radius = 2.0f;
+
+ PaintRoundedRectWithRadius(aDrawTarget, aRect, backgroundColor, borderColor,
+ kTextFieldBorderWidth, radius, aDpiRatio);
+
+ if (aState.HasState(NS_EVENT_STATE_FOCUSRING)) {
+ PaintRoundedFocusRect(aDrawTarget, aRect, aDpiRatio, radius,
+ -kTextFieldBorderWidth);
+ }
+}
+
+void nsNativeBasicTheme::PaintListbox(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio) {
+ const CSSCoord radius = 2.0f;
+ auto [backgroundColor, borderColor] = ComputeTextfieldColors(aState);
+
+ PaintRoundedRectWithRadius(aDrawTarget, aRect, backgroundColor, borderColor,
+ kMenulistBorderWidth, radius, aDpiRatio);
+
+ if (aState.HasState(NS_EVENT_STATE_FOCUSRING)) {
+ PaintRoundedFocusRect(aDrawTarget, aRect, aDpiRatio, radius,
+ -kMenulistBorderWidth);
+ }
+}
+
+void nsNativeBasicTheme::PaintMenulist(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio) {
+ const CSSCoord radius = 4.0f;
+ auto [backgroundColor, borderColor] = ComputeButtonColors(aState);
+
+ PaintRoundedRectWithRadius(aDrawTarget, aRect, backgroundColor, borderColor,
+ kMenulistBorderWidth, radius, aDpiRatio);
+
+ if (aState.HasState(NS_EVENT_STATE_FOCUSRING)) {
+ PaintRoundedFocusRect(aDrawTarget, aRect, aDpiRatio, radius,
+ -kMenulistBorderWidth);
+ }
+}
+
+void nsNativeBasicTheme::PaintArrow(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const float aArrowPolygonX[],
+ const float aArrowPolygonY[],
+ const int32_t aArrowNumPoints,
+ const sRGBColor aFillColor) {
+ const float scale = ScaleToWidgetRect(aRect);
+
+ auto center = aRect.Center().ToUnknownPoint();
+
+ RefPtr<PathBuilder> builder = aDrawTarget->CreatePathBuilder();
+ Point p =
+ center + Point(aArrowPolygonX[0] * scale, aArrowPolygonY[0] * scale);
+ builder->MoveTo(p);
+ for (int32_t i = 1; i < aArrowNumPoints; i++) {
+ p = center + Point(aArrowPolygonX[i] * scale, aArrowPolygonY[i] * scale);
+ builder->LineTo(p);
+ }
+ RefPtr<Path> path = builder->Finish();
+
+ aDrawTarget->Fill(path, ColorPattern(ToDeviceColor(aFillColor)));
+}
+
+void nsNativeBasicTheme::PaintMenulistArrowButton(nsIFrame* aFrame,
+ DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState) {
+ const float arrowPolygonX[] = {-3.5f, -0.5f, 0.5f, 3.5f, 3.5f,
+ 3.0f, 0.5f, -0.5f, -3.0f, -3.5f};
+ const float arrowPolygonY[] = {-0.5f, 2.5f, 2.5f, -0.5f, -2.0f,
+ -2.0f, 1.0f, 1.0f, -2.0f, -2.0f};
+ const int32_t arrowNumPoints = ArrayLength(arrowPolygonX);
+ sRGBColor arrowColor = ComputeMenulistArrowButtonColor(aState);
+ PaintArrow(aDrawTarget, aRect, arrowPolygonX, arrowPolygonY, arrowNumPoints,
+ arrowColor);
+}
+
+void nsNativeBasicTheme::PaintSpinnerButton(nsIFrame* aFrame,
+ DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ StyleAppearance aAppearance,
+ DPIRatio aDpiRatio) {
+ auto [backgroundColor, borderColor] = ComputeButtonColors(aState);
+
+ RefPtr<Path> pathRect = MakePathForRect(*aDrawTarget, aRect.ToUnknownRect());
+
+ aDrawTarget->Fill(pathRect, ColorPattern(ToDeviceColor(backgroundColor)));
+
+ RefPtr<PathBuilder> builder = aDrawTarget->CreatePathBuilder();
+ Point p;
+ if (IsFrameRTL(aFrame)) {
+ p = Point(aRect.x + aRect.width - 0.5f, aRect.y);
+ } else {
+ p = Point(aRect.x - 0.5f, aRect.y);
+ }
+ builder->MoveTo(p);
+ p = Point(p.x, p.y + aRect.height);
+ builder->LineTo(p);
+ RefPtr<Path> path = builder->Finish();
+
+ aDrawTarget->Stroke(path, ColorPattern(ToDeviceColor(borderColor)),
+ StrokeOptions(kSpinnerBorderWidth * aDpiRatio));
+ const float arrowPolygonX[] = {-5.25f, -0.75f, 0.75f, 5.25f, 5.25f,
+ 4.5f, 0.75f, -0.75f, -4.5f, -5.25f};
+ const float arrowPolygonY[] = {-1.875f, 2.625f, 2.625f, -1.875f, -4.125f,
+ -4.125f, 0.375f, 0.375f, -4.125f, -4.125f};
+ const int32_t arrowNumPoints = ArrayLength(arrowPolygonX);
+ const float scaleX = ScaleToWidgetRect(aRect);
+ const float scaleY =
+ aAppearance == StyleAppearance::SpinnerDownbutton ? scaleX : -scaleX;
+
+ builder = aDrawTarget->CreatePathBuilder();
+ auto center = aRect.Center().ToUnknownPoint();
+ p = center + Point(arrowPolygonX[0] * scaleX, arrowPolygonY[0] * scaleY);
+ builder->MoveTo(p);
+ for (int32_t i = 1; i < arrowNumPoints; i++) {
+ p = center + Point(arrowPolygonX[i] * scaleX, arrowPolygonY[i] * scaleY);
+ builder->LineTo(p);
+ }
+ path = builder->Finish();
+ aDrawTarget->Fill(path, ColorPattern(ToDeviceColor(borderColor)));
+}
+
+void nsNativeBasicTheme::PaintRange(nsIFrame* aFrame, DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio, bool aHorizontal) {
+ nsRangeFrame* rangeFrame = do_QueryFrame(aFrame);
+ if (!rangeFrame) {
+ return;
+ }
+
+ double progress = rangeFrame->GetValueAsFractionOfRange();
+ auto rect = aRect;
+ LayoutDeviceRect thumbRect(0, 0, kMinimumRangeThumbSize * aDpiRatio,
+ kMinimumRangeThumbSize * aDpiRatio);
+ Rect overflowRect = aRect.ToUnknownRect();
+ overflowRect.Inflate(CSSCoord(6.0f) * aDpiRatio); // See GetWidgetOverflow
+ Rect progressClipRect(overflowRect);
+ Rect trackClipRect(overflowRect);
+ const LayoutDeviceCoord verticalSize = kRangeHeight * aDpiRatio;
+ if (aHorizontal) {
+ rect.height = verticalSize;
+ rect.y = aRect.y + (aRect.height - rect.height) / 2;
+ thumbRect.y = aRect.y + (aRect.height - thumbRect.height) / 2;
+
+ if (IsFrameRTL(aFrame)) {
+ thumbRect.x =
+ aRect.x + (aRect.width - thumbRect.width) * (1.0 - progress);
+ float midPoint = thumbRect.Center().X();
+ trackClipRect.SetBoxX(overflowRect.X(), midPoint);
+ progressClipRect.SetBoxX(midPoint, overflowRect.XMost());
+ } else {
+ thumbRect.x = aRect.x + (aRect.width - thumbRect.width) * progress;
+ float midPoint = thumbRect.Center().X();
+ progressClipRect.SetBoxX(overflowRect.X(), midPoint);
+ trackClipRect.SetBoxX(midPoint, overflowRect.XMost());
+ }
+ } else {
+ rect.width = verticalSize;
+ rect.x = aRect.x + (aRect.width - rect.width) / 2;
+ thumbRect.x = aRect.x + (aRect.width - thumbRect.width) / 2;
+
+ thumbRect.y = aRect.y + (aRect.height - thumbRect.height) * progress;
+ float midPoint = thumbRect.Center().Y();
+ trackClipRect.SetBoxY(overflowRect.Y(), midPoint);
+ progressClipRect.SetBoxY(midPoint, overflowRect.YMost());
+ }
+
+ const CSSCoord borderWidth = 1.0f;
+ const CSSCoord radius = 2.0f;
+
+ auto [progressColor, progressBorderColor] =
+ ComputeRangeProgressColors(aState);
+ auto [trackColor, trackBorderColor] = ComputeRangeTrackColors(aState);
+
+ // Make a path that clips out the range thumb.
+ RefPtr<PathBuilder> builder =
+ aDrawTarget->CreatePathBuilder(FillRule::FILL_EVEN_ODD);
+ AppendRectToPath(builder, overflowRect);
+ AppendEllipseToPath(builder, thumbRect.Center().ToUnknownPoint(),
+ thumbRect.Size().ToUnknownSize());
+ RefPtr<Path> path = builder->Finish();
+
+ // Draw the progress and track pieces with the thumb clipped out, so that
+ // they're not visible behind the thumb even if the thumb is partially
+ // transparent (which is the case in the disabled state).
+ aDrawTarget->PushClip(path);
+ {
+ aDrawTarget->PushClipRect(progressClipRect);
+ PaintRoundedRectWithRadius(aDrawTarget, rect, progressColor,
+ progressBorderColor, borderWidth, radius,
+ aDpiRatio);
+ aDrawTarget->PopClip();
+
+ aDrawTarget->PushClipRect(trackClipRect);
+ PaintRoundedRectWithRadius(aDrawTarget, rect, trackColor, trackBorderColor,
+ borderWidth, radius, aDpiRatio);
+ aDrawTarget->PopClip();
+
+ if (!aState.HasState(NS_EVENT_STATE_DISABLED)) {
+ // Thumb shadow
+ PaintEllipseShadow(aDrawTarget, thumbRect, 0.3f, CSSPoint(0.0f, 2.0f),
+ 2.0f, aDpiRatio);
+ }
+ }
+ aDrawTarget->PopClip();
+
+ // Draw the thumb on top.
+ const CSSCoord thumbBorderWidth = 2.0f;
+ auto [thumbColor, thumbBorderColor] = ComputeRangeThumbColors(aState);
+
+ PaintStrokedEllipse(aDrawTarget, thumbRect, thumbColor, thumbBorderColor,
+ thumbBorderWidth, aDpiRatio);
+
+ if (aState.HasState(NS_EVENT_STATE_FOCUSRING)) {
+ PaintRoundedFocusRect(aDrawTarget, aRect, aDpiRatio, radius, 1.0f);
+ }
+}
+
+void nsNativeBasicTheme::PaintProgressBar(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio) {
+ const CSSCoord borderWidth = 1.0f;
+ const CSSCoord radius = 2.0f;
+
+ LayoutDeviceRect rect(aRect);
+ const LayoutDeviceCoord height = kProgressbarHeight * aDpiRatio;
+ rect.y += (rect.height - height) / 2;
+ rect.height = height;
+
+ auto [trackColor, trackBorderColor] = ComputeProgressTrackColors();
+
+ PaintRoundedRectWithRadius(aDrawTarget, rect, trackColor, trackBorderColor,
+ borderWidth, radius, aDpiRatio);
+}
+
+void nsNativeBasicTheme::PaintProgresschunk(nsIFrame* aFrame,
+ DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio) {
+ // TODO: vertical?
+ // TODO: Address artifacts when position is between 0 and radius + border.
+ // TODO: Handle indeterminate case.
+ nsProgressFrame* progressFrame = do_QueryFrame(aFrame->GetParent());
+ if (!progressFrame) {
+ return;
+ }
+
+ const CSSCoord borderWidth = 1.0f;
+ const LayoutDeviceCoord radius = CSSCoord(2.0f) * aDpiRatio;
+ LayoutDeviceCoord progressEndRadius = 0.0f;
+
+ LayoutDeviceRect rect(aRect);
+ const LayoutDeviceCoord height = kProgressbarHeight * aDpiRatio;
+ rect.y += (rect.height - height) / 2;
+ rect.height = height;
+
+ double position = GetProgressValue(aFrame) / GetProgressMaxValue(aFrame);
+ if (rect.width - (rect.width * position) <
+ (borderWidth * aDpiRatio + radius)) {
+ // Round corners when the progress chunk approaches the maximum value to
+ // avoid artifacts.
+ progressEndRadius = radius;
+ }
+ RectCornerRadii radii;
+ if (IsFrameRTL(aFrame)) {
+ radii =
+ RectCornerRadii(progressEndRadius, radius, radius, progressEndRadius);
+ } else {
+ radii =
+ RectCornerRadii(radius, progressEndRadius, progressEndRadius, radius);
+ }
+
+ auto [progressColor, progressBorderColor] = ComputeProgressColors();
+
+ PaintRoundedRect(aDrawTarget, rect, progressColor, progressBorderColor,
+ borderWidth, radii, aDpiRatio);
+}
+
+void nsNativeBasicTheme::PaintMeter(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio) {
+ const CSSCoord borderWidth = 1.0f;
+ const CSSCoord radius = 5.0f;
+
+ LayoutDeviceRect rect(aRect);
+ const LayoutDeviceCoord height = kMeterHeight * aDpiRatio;
+ rect.y += (rect.height - height) / 2;
+ rect.height = height;
+
+ auto [backgroundColor, borderColor] = ComputeMeterTrackColors();
+
+ PaintRoundedRectWithRadius(aDrawTarget, rect, backgroundColor, borderColor,
+ borderWidth, radius, aDpiRatio);
+}
+
+void nsNativeBasicTheme::PaintMeterchunk(nsIFrame* aFrame,
+ DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ DPIRatio aDpiRatio) {
+ // TODO: Address artifacts when position is between 0 and (radius + border).
+ nsMeterFrame* meterFrame = do_QueryFrame(aFrame->GetParent());
+ if (!meterFrame) {
+ return;
+ }
+
+ const CSSCoord borderWidth = 1.0f;
+ const LayoutDeviceCoord radius = CSSCoord(5.0f) * aDpiRatio;
+ LayoutDeviceCoord progressEndRadius = 0.0f;
+
+ LayoutDeviceRect rect(aRect);
+ const LayoutDeviceCoord height = kMeterHeight * aDpiRatio;
+ rect.y += (rect.height - height) / 2;
+ rect.height = height;
+
+ auto* meter =
+ static_cast<mozilla::dom::HTMLMeterElement*>(meterFrame->GetContent());
+ double value = meter->Value();
+ double max = meter->Max();
+ double position = value / max;
+ if (rect.width - (rect.width * position) <
+ (borderWidth * aDpiRatio + radius)) {
+ // Round corners when the progress chunk approaches the maximum value to
+ // avoid artifacts.
+ progressEndRadius = radius;
+ }
+ RectCornerRadii radii;
+ if (IsFrameRTL(aFrame)) {
+ radii =
+ RectCornerRadii(progressEndRadius, radius, radius, progressEndRadius);
+ } else {
+ radii =
+ RectCornerRadii(radius, progressEndRadius, progressEndRadius, radius);
+ }
+
+ auto [chunkColor, borderColor] = ComputeMeterchunkColors(meter->State());
+
+ PaintRoundedRect(aDrawTarget, rect, chunkColor, borderColor, borderWidth,
+ radii, aDpiRatio);
+}
+
+void nsNativeBasicTheme::PaintButton(nsIFrame* aFrame, DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ const EventStates& aState,
+ DPIRatio aDpiRatio) {
+ const CSSCoord radius = 4.0f;
+ auto [backgroundColor, borderColor] = ComputeButtonColors(aState, aFrame);
+
+ PaintRoundedRectWithRadius(aDrawTarget, aRect, backgroundColor, borderColor,
+ kButtonBorderWidth, radius, aDpiRatio);
+
+ if (aState.HasState(NS_EVENT_STATE_FOCUSRING)) {
+ PaintRoundedFocusRect(aDrawTarget, aRect, aDpiRatio, radius,
+ -kButtonBorderWidth);
+ }
+}
+
+void nsNativeBasicTheme::PaintScrollbarThumb(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ bool aHorizontal, nsIFrame* aFrame,
+ const ComputedStyle& aStyle,
+ const EventStates& aElementState,
+ const EventStates& aDocumentState,
+ DPIRatio aDpiRatio) {
+ sRGBColor thumbColor =
+ ComputeScrollbarThumbColor(aFrame, aStyle, aElementState, aDocumentState);
+
+ aDrawTarget->FillRect(aRect.ToUnknownRect(),
+ ColorPattern(ToDeviceColor(thumbColor)));
+}
+
+void nsNativeBasicTheme::PaintScrollbarTrack(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ bool aHorizontal, nsIFrame* aFrame,
+ const ComputedStyle& aStyle,
+ const EventStates& aDocumentState,
+ DPIRatio aDpiRatio, bool aIsRoot) {
+ // Draw nothing by default. Subclasses can override this.
+}
+
+void nsNativeBasicTheme::PaintScrollbar(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ bool aHorizontal, nsIFrame* aFrame,
+ const ComputedStyle& aStyle,
+ const EventStates& aDocumentState,
+ DPIRatio aDpiRatio, bool aIsRoot) {
+ auto [scrollbarColor, borderColor] =
+ ComputeScrollbarColors(aFrame, aStyle, aDocumentState, aIsRoot);
+ aDrawTarget->FillRect(aRect.ToUnknownRect(),
+ ColorPattern(ToDeviceColor(scrollbarColor)));
+ // FIXME(heycam): We should probably derive the border color when custom
+ // scrollbar colors are in use too. But for now, just skip painting it,
+ // to avoid ugliness.
+ if (aStyle.StyleUI()->mScrollbarColor.IsAuto()) {
+ RefPtr<PathBuilder> builder = aDrawTarget->CreatePathBuilder();
+ LayoutDeviceRect strokeRect(aRect);
+ strokeRect.Deflate(CSSCoord(0.5f) * aDpiRatio);
+ builder->MoveTo(strokeRect.TopLeft().ToUnknownPoint());
+ builder->LineTo(
+ (aHorizontal ? strokeRect.TopRight() : strokeRect.BottomLeft())
+ .ToUnknownPoint());
+ RefPtr<Path> path = builder->Finish();
+ aDrawTarget->Stroke(path, ColorPattern(ToDeviceColor(borderColor)),
+ StrokeOptions(CSSCoord(1.0f) * aDpiRatio));
+ }
+}
+
+void nsNativeBasicTheme::PaintScrollCorner(DrawTarget* aDrawTarget,
+ const LayoutDeviceRect& aRect,
+ nsIFrame* aFrame,
+ const ComputedStyle& aStyle,
+ const EventStates& aDocumentState,
+ DPIRatio aDpiRatio, bool aIsRoot) {
+ auto [scrollbarColor, borderColor] =
+ ComputeScrollbarColors(aFrame, aStyle, aDocumentState, aIsRoot);
+ Unused << borderColor;
+ aDrawTarget->FillRect(aRect.ToUnknownRect(),
+ ColorPattern(ToDeviceColor(scrollbarColor)));
+}
+
+void nsNativeBasicTheme::PaintScrollbarButton(
+ DrawTarget* aDrawTarget, StyleAppearance aAppearance,
+ const LayoutDeviceRect& aRect, nsIFrame* aFrame,
+ const ComputedStyle& aStyle, const EventStates& aElementState,
+ const EventStates& aDocumentState, DPIRatio aDpiRatio) {
+ bool hasCustomColor = aStyle.StyleUI()->mScrollbarColor.IsColors();
+ auto [buttonColor, arrowColor, borderColor] = ComputeScrollbarButtonColors(
+ aFrame, aAppearance, aStyle, aElementState, aDocumentState);
+ aDrawTarget->FillRect(aRect.ToUnknownRect(),
+ ColorPattern(ToDeviceColor(buttonColor)));
+
+ // Start with Up arrow.
+ float arrowPolygonX[] = {-3.0f, 0.0f, 3.0f, 3.0f, 0.0f, -3.0f};
+ float arrowPolygonY[] = {0.4f, -3.1f, 0.4f, 2.7f, -0.8f, 2.7f};
+
+ const int32_t arrowNumPoints = ArrayLength(arrowPolygonX);
+ switch (aAppearance) {
+ case StyleAppearance::ScrollbarbuttonUp:
+ break;
+ case StyleAppearance::ScrollbarbuttonDown:
+ for (int32_t i = 0; i < arrowNumPoints; i++) {
+ arrowPolygonY[i] *= -1;
+ }
+ break;
+ case StyleAppearance::ScrollbarbuttonLeft:
+ for (int32_t i = 0; i < arrowNumPoints; i++) {
+ int32_t temp = arrowPolygonX[i];
+ arrowPolygonX[i] = arrowPolygonY[i];
+ arrowPolygonY[i] = temp;
+ }
+ break;
+ case StyleAppearance::ScrollbarbuttonRight:
+ for (int32_t i = 0; i < arrowNumPoints; i++) {
+ int32_t temp = arrowPolygonX[i];
+ arrowPolygonX[i] = arrowPolygonY[i] * -1;
+ arrowPolygonY[i] = temp;
+ }
+ break;
+ default:
+ return;
+ }
+ PaintArrow(aDrawTarget, aRect, arrowPolygonX, arrowPolygonY, arrowNumPoints,
+ arrowColor);
+
+ // FIXME(heycam): We should probably derive the border color when custom
+ // scrollbar colors are in use too. But for now, just skip painting it,
+ // to avoid ugliness.
+ if (!hasCustomColor) {
+ RefPtr<PathBuilder> builder = aDrawTarget->CreatePathBuilder();
+ builder->MoveTo(Point(aRect.x, aRect.y));
+ if (aAppearance == StyleAppearance::ScrollbarbuttonUp ||
+ aAppearance == StyleAppearance::ScrollbarbuttonDown) {
+ builder->LineTo(Point(aRect.x, aRect.y + aRect.height));
+ } else {
+ builder->LineTo(Point(aRect.x + aRect.width, aRect.y));
+ }
+
+ RefPtr<Path> path = builder->Finish();
+ aDrawTarget->Stroke(path, ColorPattern(ToDeviceColor(borderColor)),
+ StrokeOptions(CSSCoord(1.0f) * aDpiRatio));
+ }
+}
+
+// Checks whether the frame is for a root <scrollbar> or <scrollcorner>, which
+// influences some platforms' scrollbar rendering.
+bool nsNativeBasicTheme::IsRootScrollbar(nsIFrame* aFrame) {
+ return CheckBooleanAttr(aFrame, nsGkAtoms::root_) &&
+ aFrame->PresContext()->IsRootContentDocument() &&
+ aFrame->GetContent() &&
+ aFrame->GetContent()->IsInNamespace(kNameSpaceID_XUL);
+}
+
+NS_IMETHODIMP
+nsNativeBasicTheme::DrawWidgetBackground(gfxContext* aContext, nsIFrame* aFrame,
+ StyleAppearance aAppearance,
+ const nsRect& aRect,
+ const nsRect& /* aDirtyRect */) {
+ DrawTarget* dt = aContext->GetDrawTarget();
+ // FIXME(emilio): Why does this use AppUnitsPerDevPixel() but GetDPIRatio()
+ // uses AppUnitsPerDevPixelAtUnitFullZoom()?
+ const nscoord twipsPerPixel = aFrame->PresContext()->AppUnitsPerDevPixel();
+ EventStates eventState = GetContentState(aFrame, aAppearance);
+ EventStates docState = aFrame->GetContent()->OwnerDoc()->GetDocumentState();
+ auto devPxRect = LayoutDeviceRect::FromUnknownRect(
+ NSRectToSnappedRect(aRect, twipsPerPixel, *dt));
+
+ if (aAppearance == StyleAppearance::MozMenulistArrowButton) {
+ bool isHTML = IsHTMLContent(aFrame);
+ nsIFrame* parentFrame = aFrame->GetParent();
+ bool isMenulist = !isHTML && parentFrame->IsMenuFrame();
+ // HTML select and XUL menulist dropdown buttons get state from the
+ // parent.
+ if (isHTML || isMenulist) {
+ aFrame = parentFrame;
+ eventState = GetContentState(parentFrame, aAppearance);
+ }
+ }
+
+ // Hack to avoid skia fuzziness: Add a dummy clip if the widget doesn't
+ // overflow devPxRect.
+ Maybe<AutoClipRect> maybeClipRect;
+ if (aAppearance != StyleAppearance::FocusOutline &&
+ aAppearance != StyleAppearance::Range &&
+ !eventState.HasState(NS_EVENT_STATE_FOCUSRING)) {
+ maybeClipRect.emplace(*dt, devPxRect);
+ }
+
+ DPIRatio dpiRatio = GetDPIRatio(aFrame);
+
+ switch (aAppearance) {
+ case StyleAppearance::Radio: {
+ auto rect = FixAspectRatio(devPxRect);
+ PaintRadioControl(dt, rect, eventState, dpiRatio);
+ if (IsSelected(aFrame)) {
+ PaintRadioCheckmark(dt, rect, eventState, dpiRatio);
+ }
+ break;
+ }
+ case StyleAppearance::Checkbox: {
+ auto rect = FixAspectRatio(devPxRect);
+ PaintCheckboxControl(dt, rect, eventState, dpiRatio);
+ if (GetIndeterminate(aFrame)) {
+ PaintIndeterminateMark(dt, rect, eventState);
+ } else if (IsChecked(aFrame)) {
+ PaintCheckMark(dt, rect, eventState);
+ }
+ break;
+ }
+ case StyleAppearance::Textarea:
+ case StyleAppearance::Textfield:
+ case StyleAppearance::NumberInput:
+ PaintTextField(dt, devPxRect, eventState, dpiRatio);
+ break;
+ case StyleAppearance::Listbox:
+ PaintListbox(dt, devPxRect, eventState, dpiRatio);
+ break;
+ case StyleAppearance::MenulistButton:
+ case StyleAppearance::Menulist:
+ PaintMenulist(dt, devPxRect, eventState, dpiRatio);
+ break;
+ case StyleAppearance::MozMenulistArrowButton:
+ PaintMenulistArrowButton(aFrame, dt, devPxRect, eventState);
+ break;
+ case StyleAppearance::SpinnerUpbutton:
+ case StyleAppearance::SpinnerDownbutton:
+ PaintSpinnerButton(aFrame, dt, devPxRect, eventState, aAppearance,
+ dpiRatio);
+ break;
+ case StyleAppearance::Range:
+ PaintRange(aFrame, dt, devPxRect, eventState, dpiRatio,
+ IsRangeHorizontal(aFrame));
+ break;
+ case StyleAppearance::RangeThumb:
+ // Painted as part of StyleAppearance::Range.
+ break;
+ case StyleAppearance::ProgressBar:
+ PaintProgressBar(dt, devPxRect, eventState, dpiRatio);
+ break;
+ case StyleAppearance::Progresschunk:
+ PaintProgresschunk(aFrame, dt, devPxRect, eventState, dpiRatio);
+ break;
+ case StyleAppearance::Meter:
+ PaintMeter(dt, devPxRect, eventState, dpiRatio);
+ break;
+ case StyleAppearance::Meterchunk:
+ PaintMeterchunk(aFrame, dt, devPxRect, dpiRatio);
+ break;
+ case StyleAppearance::ScrollbarthumbHorizontal:
+ case StyleAppearance::ScrollbarthumbVertical: {
+ bool isHorizontal =
+ aAppearance == StyleAppearance::ScrollbarthumbHorizontal;
+ PaintScrollbarThumb(dt, devPxRect, isHorizontal, aFrame,
+ *nsLayoutUtils::StyleForScrollbar(aFrame), eventState,
+ docState, dpiRatio);
+ break;
+ }
+ case StyleAppearance::ScrollbartrackHorizontal:
+ case StyleAppearance::ScrollbartrackVertical: {
+ bool isHorizontal =
+ aAppearance == StyleAppearance::ScrollbartrackHorizontal;
+ PaintScrollbarTrack(dt, devPxRect, isHorizontal, aFrame,
+ *nsLayoutUtils::StyleForScrollbar(aFrame), docState,
+ dpiRatio, IsRootScrollbar(aFrame));
+ break;
+ }
+ case StyleAppearance::ScrollbarHorizontal:
+ case StyleAppearance::ScrollbarVertical: {
+ bool isHorizontal = aAppearance == StyleAppearance::ScrollbarHorizontal;
+ PaintScrollbar(dt, devPxRect, isHorizontal, aFrame,
+ *nsLayoutUtils::StyleForScrollbar(aFrame), docState,
+ dpiRatio, IsRootScrollbar(aFrame));
+ break;
+ }
+ case StyleAppearance::Scrollcorner:
+ PaintScrollCorner(dt, devPxRect, aFrame,
+ *nsLayoutUtils::StyleForScrollbar(aFrame), docState,
+ dpiRatio, IsRootScrollbar(aFrame));
+ break;
+ case StyleAppearance::ScrollbarbuttonUp:
+ case StyleAppearance::ScrollbarbuttonDown:
+ case StyleAppearance::ScrollbarbuttonLeft:
+ case StyleAppearance::ScrollbarbuttonRight:
+ // For scrollbar-width:thin, we don't display the buttons.
+ if (!IsScrollbarWidthThin(aFrame)) {
+ PaintScrollbarButton(dt, aAppearance, devPxRect, aFrame,
+ *nsLayoutUtils::StyleForScrollbar(aFrame),
+ eventState, docState, dpiRatio);
+ }
+ break;
+ case StyleAppearance::Button:
+ PaintButton(aFrame, dt, devPxRect, eventState, dpiRatio);
+ break;
+ case StyleAppearance::FocusOutline:
+ // TODO(emilio): Consider supporting outline-radius / outline-offset?
+ PaintRoundedFocusRect(dt, devPxRect, dpiRatio, 0.0f, 0.0f);
+ break;
+ default:
+ // Various appearance values are used for XUL elements. Normally these
+ // will not be available in content documents (and thus in the content
+ // processes where the native basic theme can be used), but tests are run
+ // with the remote XUL pref enabled and so we can get in here. So we
+ // just return an error rather than assert.
+ return NS_ERROR_NOT_IMPLEMENTED;
+ }
+
+ return NS_OK;
+}
+
+/*bool
+nsNativeBasicTheme::CreateWebRenderCommandsForWidget(mozilla::wr::DisplayListBuilder&
+aBuilder, mozilla::wr::IpcResourceUpdateQueue& aResources, const
+mozilla::layers::StackingContextHelper& aSc,
+ mozilla::layers::RenderRootStateManager*
+aManager, nsIFrame* aFrame, StyleAppearance aAppearance, const nsRect& aRect) {
+}*/
+
+LayoutDeviceIntMargin nsNativeBasicTheme::GetWidgetBorder(
+ nsDeviceContext* aContext, nsIFrame* aFrame, StyleAppearance aAppearance) {
+ DPIRatio dpiRatio = GetDPIRatio(aFrame);
+ switch (aAppearance) {
+ case StyleAppearance::Textfield:
+ case StyleAppearance::Textarea:
+ case StyleAppearance::NumberInput: {
+ // FIXME: Do we want this margin not to be int-based? The native windows
+ // theme rounds (see ScaleForDPI)...
+ LayoutDeviceIntCoord w = (kTextFieldBorderWidth * dpiRatio).Rounded();
+ return LayoutDeviceIntMargin(w, w, w, w);
+ }
+ case StyleAppearance::Listbox:
+ case StyleAppearance::Menulist:
+ case StyleAppearance::MenulistButton: {
+ LayoutDeviceIntCoord w = (kMenulistBorderWidth * dpiRatio).Rounded();
+ return LayoutDeviceIntMargin(w, w, w, w);
+ }
+ case StyleAppearance::Button: {
+ LayoutDeviceIntCoord w = (kButtonBorderWidth * dpiRatio).Rounded();
+ return LayoutDeviceIntMargin(w, w, w, w);
+ }
+ case StyleAppearance::Checkbox:
+ case StyleAppearance::Radio: {
+ LayoutDeviceIntCoord w = (kCheckboxRadioBorderWidth * dpiRatio).Rounded();
+ return LayoutDeviceIntMargin(w, w, w, w);
+ }
+ default:
+ return LayoutDeviceIntMargin();
+ }
+}
+
+bool nsNativeBasicTheme::GetWidgetPadding(nsDeviceContext* aContext,
+ nsIFrame* aFrame,
+ StyleAppearance aAppearance,
+ LayoutDeviceIntMargin* aResult) {
+ switch (aAppearance) {
+ // Radios and checkboxes return a fixed size in GetMinimumWidgetSize
+ // and have a meaningful baseline, so they can't have
+ // author-specified padding.
+ case StyleAppearance::Radio:
+ case StyleAppearance::Checkbox:
+ aResult->SizeTo(0, 0, 0, 0);
+ return true;
+ default:
+ break;
+ }
+ return false;
+}
+
+bool nsNativeBasicTheme::GetWidgetOverflow(nsDeviceContext* aContext,
+ nsIFrame* aFrame,
+ StyleAppearance aAppearance,
+ nsRect* aOverflowRect) {
+ nsIntMargin overflow;
+ switch (aAppearance) {
+ case StyleAppearance::FocusOutline:
+ // 2px * each of the segments + 1 px for the separation between them.
+ overflow.SizeTo(5, 5, 5, 5);
+ break;
+ case StyleAppearance::Radio:
+ case StyleAppearance::Checkbox:
+ case StyleAppearance::Range:
+ overflow.SizeTo(6, 6, 6, 6);
+ break;
+ case StyleAppearance::Textarea:
+ case StyleAppearance::Textfield:
+ case StyleAppearance::NumberInput:
+ case StyleAppearance::Listbox:
+ case StyleAppearance::MenulistButton:
+ case StyleAppearance::Menulist:
+ case StyleAppearance::Button:
+ // 2px for each segment, plus 1px separation, but we paint 1px inside the
+ // border area so 4px overflow.
+ overflow.SizeTo(4, 4, 4, 4);
+ break;
+ default:
+ return false;
+ }
+
+ // TODO: This should convert from device pixels to app units, not from CSS
+ // pixels. And it should take the dpi ratio into account.
+ // Using CSS pixels can cause the overflow to be too small if the page is
+ // zoomed out.
+ aOverflowRect->Inflate(nsMargin(CSSPixel::ToAppUnits(overflow.top),
+ CSSPixel::ToAppUnits(overflow.right),
+ CSSPixel::ToAppUnits(overflow.bottom),
+ CSSPixel::ToAppUnits(overflow.left)));
+
+ return true;
+}
+
+NS_IMETHODIMP
+nsNativeBasicTheme::GetMinimumWidgetSize(nsPresContext* aPresContext,
+ nsIFrame* aFrame,
+ StyleAppearance aAppearance,
+ LayoutDeviceIntSize* aResult,
+ bool* aIsOverridable) {
+ DPIRatio dpiRatio = GetDPIRatio(aFrame);
+
+ aResult->width = aResult->height = (kMinimumWidgetSize * dpiRatio).Rounded();
+
+ switch (aAppearance) {
+ case StyleAppearance::Button:
+ if (IsColorPickerButton(aFrame)) {
+ aResult->height = (kMinimumColorPickerHeight * dpiRatio).Rounded();
+ }
+ break;
+ case StyleAppearance::RangeThumb:
+ aResult->SizeTo((kMinimumRangeThumbSize * dpiRatio).Rounded(),
+ (kMinimumRangeThumbSize * dpiRatio).Rounded());
+ break;
+ case StyleAppearance::MozMenulistArrowButton:
+ aResult->width = (kMinimumDropdownArrowButtonWidth * dpiRatio).Rounded();
+ break;
+ case StyleAppearance::SpinnerUpbutton:
+ case StyleAppearance::SpinnerDownbutton:
+ aResult->width = (kMinimumSpinnerButtonWidth * dpiRatio).Rounded();
+ aResult->height = (kMinimumSpinnerButtonHeight * dpiRatio).Rounded();
+ break;
+ case StyleAppearance::ScrollbarbuttonUp:
+ case StyleAppearance::ScrollbarbuttonDown:
+ case StyleAppearance::ScrollbarbuttonLeft:
+ case StyleAppearance::ScrollbarbuttonRight:
+ // For scrollbar-width:thin, we don't display the buttons.
+ if (IsScrollbarWidthThin(aFrame)) {
+ aResult->SizeTo(0, 0);
+ break;
+ }
+ [[fallthrough]];
+ case StyleAppearance::ScrollbarthumbVertical:
+ case StyleAppearance::ScrollbarthumbHorizontal:
+ case StyleAppearance::ScrollbarVertical:
+ case StyleAppearance::ScrollbarHorizontal:
+ case StyleAppearance::ScrollbartrackHorizontal:
+ case StyleAppearance::ScrollbartrackVertical:
+ case StyleAppearance::Scrollcorner: {
+ if (IsScrollbarWidthThin(aFrame)) {
+ aResult->SizeTo((kMinimumThinScrollbarSize * dpiRatio).Rounded(),
+ (kMinimumThinScrollbarSize * dpiRatio).Rounded());
+ } else {
+ aResult->SizeTo((kMinimumScrollbarSize * dpiRatio).Rounded(),
+ (kMinimumScrollbarSize * dpiRatio).Rounded());
+ }
+ break;
+ }
+ default:
+ break;
+ }
+
+ *aIsOverridable = true;
+ return NS_OK;
+}
+
+nsITheme::Transparency nsNativeBasicTheme::GetWidgetTransparency(
+ nsIFrame* aFrame, StyleAppearance aAppearance) {
+ return eUnknownTransparency;
+}
+
+NS_IMETHODIMP
+nsNativeBasicTheme::WidgetStateChanged(nsIFrame* aFrame,
+ StyleAppearance aAppearance,
+ nsAtom* aAttribute, bool* aShouldRepaint,
+ const nsAttrValue* aOldValue) {
+ if (!aAttribute) {
+ // Hover/focus/active changed. Always repaint.
+ *aShouldRepaint = true;
+ } else {
+ // Check the attribute to see if it's relevant.
+ // disabled, checked, dlgtype, default, etc.
+ *aShouldRepaint = false;
+ if ((aAttribute == nsGkAtoms::disabled) ||
+ (aAttribute == nsGkAtoms::checked) ||
+ (aAttribute == nsGkAtoms::selected) ||
+ (aAttribute == nsGkAtoms::visuallyselected) ||
+ (aAttribute == nsGkAtoms::menuactive) ||
+ (aAttribute == nsGkAtoms::sortDirection) ||
+ (aAttribute == nsGkAtoms::focused) ||
+ (aAttribute == nsGkAtoms::_default) ||
+ (aAttribute == nsGkAtoms::open) || (aAttribute == nsGkAtoms::hover)) {
+ *aShouldRepaint = true;
+ }
+ }
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsNativeBasicTheme::ThemeChanged() { return NS_OK; }
+
+bool nsNativeBasicTheme::WidgetAppearanceDependsOnWindowFocus(
+ StyleAppearance aAppearance) {
+ return IsWidgetScrollbarPart(aAppearance);
+}
+
+nsITheme::ThemeGeometryType nsNativeBasicTheme::ThemeGeometryTypeForWidget(
+ nsIFrame* aFrame, StyleAppearance aAppearance) {
+ return eThemeGeometryTypeUnknown;
+}
+
+bool nsNativeBasicTheme::ThemeSupportsWidget(nsPresContext* aPresContext,
+ nsIFrame* aFrame,
+ StyleAppearance aAppearance) {
+ switch (aAppearance) {
+ case StyleAppearance::Radio:
+ case StyleAppearance::Checkbox:
+ case StyleAppearance::FocusOutline:
+ case StyleAppearance::Textarea:
+ case StyleAppearance::Textfield:
+ case StyleAppearance::Range:
+ case StyleAppearance::RangeThumb:
+ case StyleAppearance::ProgressBar:
+ case StyleAppearance::Progresschunk:
+ case StyleAppearance::Meter:
+ case StyleAppearance::Meterchunk:
+ case StyleAppearance::ScrollbarbuttonUp:
+ case StyleAppearance::ScrollbarbuttonDown:
+ case StyleAppearance::ScrollbarbuttonLeft:
+ case StyleAppearance::ScrollbarbuttonRight:
+ case StyleAppearance::ScrollbarthumbHorizontal:
+ case StyleAppearance::ScrollbarthumbVertical:
+ case StyleAppearance::ScrollbartrackHorizontal:
+ case StyleAppearance::ScrollbartrackVertical:
+ case StyleAppearance::ScrollbarHorizontal:
+ case StyleAppearance::ScrollbarVertical:
+ case StyleAppearance::Scrollcorner:
+ case StyleAppearance::Button:
+ case StyleAppearance::Listbox:
+ case StyleAppearance::Menulist:
+ case StyleAppearance::Menuitem:
+ case StyleAppearance::Menuitemtext:
+ case StyleAppearance::MenulistText:
+ case StyleAppearance::MenulistButton:
+ case StyleAppearance::NumberInput:
+ case StyleAppearance::MozMenulistArrowButton:
+ case StyleAppearance::SpinnerUpbutton:
+ case StyleAppearance::SpinnerDownbutton:
+ return !IsWidgetStyled(aPresContext, aFrame, aAppearance);
+ default:
+ return false;
+ }
+}
+
+bool nsNativeBasicTheme::WidgetIsContainer(StyleAppearance aAppearance) {
+ switch (aAppearance) {
+ case StyleAppearance::MozMenulistArrowButton:
+ case StyleAppearance::Radio:
+ case StyleAppearance::Checkbox:
+ return false;
+ default:
+ return true;
+ }
+}
+
+bool nsNativeBasicTheme::ThemeDrawsFocusForWidget(StyleAppearance aAppearance) {
+ return true;
+}
+
+bool nsNativeBasicTheme::ThemeNeedsComboboxDropmarker() { return true; }
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-22 14:23:55 +0000