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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsNativeThemeCocoa.h"
+#include <objc/NSObjCRuntime.h>
+
+#include "mozilla/gfx/2D.h"
+#include "mozilla/gfx/Helpers.h"
+#include "mozilla/gfx/PathHelpers.h"
+#include "nsChildView.h"
+#include "nsDeviceContext.h"
+#include "nsLayoutUtils.h"
+#include "nsObjCExceptions.h"
+#include "nsNumberControlFrame.h"
+#include "nsRangeFrame.h"
+#include "nsRect.h"
+#include "nsSize.h"
+#include "nsStyleConsts.h"
+#include "nsPresContext.h"
+#include "nsIContent.h"
+#include "mozilla/dom/Document.h"
+#include "nsIFrame.h"
+#include "nsAtom.h"
+#include "nsNameSpaceManager.h"
+#include "nsPresContext.h"
+#include "nsGkAtoms.h"
+#include "nsCocoaFeatures.h"
+#include "nsCocoaWindow.h"
+#include "nsNativeThemeColors.h"
+#include "nsIScrollableFrame.h"
+#include "mozilla/ClearOnShutdown.h"
+#include "mozilla/Range.h"
+#include "mozilla/dom/Element.h"
+#include "mozilla/dom/HTMLMeterElement.h"
+#include "mozilla/layers/StackingContextHelper.h"
+#include "mozilla/StaticPrefs_layout.h"
+#include "mozilla/StaticPrefs_widget.h"
+#include "nsLookAndFeel.h"
+#include "MacThemeGeometryType.h"
+#include "VibrancyManager.h"
+
+#include "gfxContext.h"
+#include "gfxQuartzSurface.h"
+#include "gfxQuartzNativeDrawing.h"
+#include "gfxUtils.h" // for ToDeviceColor
+#include <algorithm>
+
+using namespace mozilla;
+using namespace mozilla::gfx;
+using mozilla::dom::HTMLMeterElement;
+
+#define DRAW_IN_FRAME_DEBUG 0
+#define SCROLLBARS_VISUAL_DEBUG 0
+
+// private Quartz routines needed here
+extern "C" {
+CG_EXTERN void CGContextSetCTM(CGContextRef, CGAffineTransform);
+CG_EXTERN void CGContextSetBaseCTM(CGContextRef, CGAffineTransform);
+typedef CFTypeRef CUIRendererRef;
+void CUIDraw(CUIRendererRef r, CGRect rect, CGContextRef ctx,
+ CFDictionaryRef options, CFDictionaryRef* result);
+}
+
+// Workaround for NSCell control tint drawing
+// Without this workaround, NSCells are always drawn with the clear control tint
+// as long as they're not attached to an NSControl which is a subview of an
+// active window.
+// XXXmstange Why doesn't Webkit need this?
+@implementation NSCell (ControlTintWorkaround)
+- (int)_realControlTint {
+ return [self controlTint];
+}
+@end
+
+// This is the window for our MOZCellDrawView. When an NSCell is drawn, some
+// NSCell implementations look at the draw view's window to determine whether
+// the cell should draw with the active look.
+@interface MOZCellDrawWindow : NSWindow
+@property BOOL cellsShouldLookActive;
+@end
+
+@implementation MOZCellDrawWindow
+
+// Override three different methods, for good measure. The NSCell implementation
+// could call any one of them.
+- (BOOL)_hasActiveAppearance {
+ return self.cellsShouldLookActive;
+}
+- (BOOL)hasKeyAppearance {
+ return self.cellsShouldLookActive;
+}
+- (BOOL)_hasKeyAppearance {
+ return self.cellsShouldLookActive;
+}
+
+@end
+
+// The purpose of this class is to provide objects that can be used when drawing
+// NSCells using drawWithFrame:inView: without causing any harm. Only a small
+// number of methods are called on the draw view, among those "isFlipped" and
+// "currentEditor": isFlipped needs to return YES in order to avoid drawing bugs
+// on 10.4 (see bug 465069); currentEditor (which isn't even a method of
+// NSView) will be called when drawing search fields, and we only provide it in
+// order to prevent "unrecognized selector" exceptions.
+// There's no need to pass the actual NSView that we're drawing into to
+// drawWithFrame:inView:. What's more, doing so even causes unnecessary
+// invalidations as soon as we draw a focusring!
+// This class needs to be an NSControl so that NSTextFieldCell (and
+// NSSearchFieldCell, which is a subclass of NSTextFieldCell) draws a focus
+// ring.
+@interface MOZCellDrawView : NSControl
+// Called by NSTreeHeaderCell during drawing.
+@property BOOL _drawingEndSeparator;
+@end
+
+@implementation MOZCellDrawView
+
+- (BOOL)isFlipped {
+ return YES;
+}
+
+- (NSText*)currentEditor {
+ return nil;
+}
+
+@end
+
+static void DrawFocusRingForCellIfNeeded(NSCell* aCell, NSRect aWithFrame,
+ NSView* aInView) {
+ if ([aCell showsFirstResponder]) {
+ CGContextRef cgContext = [[NSGraphicsContext currentContext] CGContext];
+ CGContextSaveGState(cgContext);
+
+ // It's important to set the focus ring style before we enter the
+ // transparency layer so that the transparency layer only contains
+ // the normal button mask without the focus ring, and the conversion
+ // to the focus ring shape happens only when the transparency layer is
+ // ended.
+ NSSetFocusRingStyle(NSFocusRingOnly);
+
+ // We need to draw the whole button into a transparency layer because
+ // many button types are composed of multiple parts, and if these parts
+ // were drawn while the focus ring style was active, each individual part
+ // would produce a focus ring for itself. But we only want one focus ring
+ // for the whole button. The transparency layer is a way to merge the
+ // individual button parts together before the focus ring shape is
+ // calculated.
+ CGContextBeginTransparencyLayerWithRect(cgContext,
+ NSRectToCGRect(aWithFrame), 0);
+ [aCell drawFocusRingMaskWithFrame:aWithFrame inView:aInView];
+ CGContextEndTransparencyLayer(cgContext);
+
+ CGContextRestoreGState(cgContext);
+ }
+}
+
+static void DrawCellIncludingFocusRing(NSCell* aCell, NSRect aWithFrame,
+ NSView* aInView) {
+ [aCell drawWithFrame:aWithFrame inView:aInView];
+ DrawFocusRingForCellIfNeeded(aCell, aWithFrame, aInView);
+}
+
+/**
+ * NSProgressBarCell is used to draw progress bars of any size.
+ */
+@interface NSProgressBarCell : NSCell {
+ /*All instance variables are private*/
+ double mValue;
+ double mMax;
+ bool mIsIndeterminate;
+ bool mIsHorizontal;
+}
+
+- (void)setValue:(double)value;
+- (double)value;
+- (void)setMax:(double)max;
+- (double)max;
+- (void)setIndeterminate:(bool)aIndeterminate;
+- (bool)isIndeterminate;
+- (void)setHorizontal:(bool)aIsHorizontal;
+- (bool)isHorizontal;
+- (void)drawWithFrame:(NSRect)cellFrame inView:(NSView*)controlView;
+@end
+
+@implementation NSProgressBarCell
+
+- (void)setMax:(double)aMax {
+ mMax = aMax;
+}
+
+- (double)max {
+ return mMax;
+}
+
+- (void)setValue:(double)aValue {
+ mValue = aValue;
+}
+
+- (double)value {
+ return mValue;
+}
+
+- (void)setIndeterminate:(bool)aIndeterminate {
+ mIsIndeterminate = aIndeterminate;
+}
+
+- (bool)isIndeterminate {
+ return mIsIndeterminate;
+}
+
+- (void)setHorizontal:(bool)aIsHorizontal {
+ mIsHorizontal = aIsHorizontal;
+}
+
+- (bool)isHorizontal {
+ return mIsHorizontal;
+}
+
+- (void)drawWithFrame:(NSRect)cellFrame inView:(NSView*)controlView {
+ CGContext* cgContext = [[NSGraphicsContext currentContext] CGContext];
+
+ HIThemeTrackDrawInfo tdi;
+
+ tdi.version = 0;
+ tdi.min = 0;
+
+ tdi.value = INT32_MAX * (mValue / mMax);
+ tdi.max = INT32_MAX;
+ tdi.bounds = NSRectToCGRect(cellFrame);
+ tdi.attributes = mIsHorizontal ? kThemeTrackHorizontal : 0;
+ tdi.enableState = [self controlTint] == NSClearControlTint
+ ? kThemeTrackInactive
+ : kThemeTrackActive;
+
+ NSControlSize size = [self controlSize];
+ if (size == NSControlSizeRegular) {
+ tdi.kind =
+ mIsIndeterminate ? kThemeLargeIndeterminateBar : kThemeLargeProgressBar;
+ } else {
+ NS_ASSERTION(
+ size == NSControlSizeSmall,
+ "We shouldn't have another size than small and regular for the moment");
+ tdi.kind = mIsIndeterminate ? kThemeMediumIndeterminateBar
+ : kThemeMediumProgressBar;
+ }
+
+ int32_t stepsPerSecond = mIsIndeterminate ? 60 : 30;
+ int32_t milliSecondsPerStep = 1000 / stepsPerSecond;
+ tdi.trackInfo.progress.phase = uint8_t(
+ PR_IntervalToMilliseconds(PR_IntervalNow()) / milliSecondsPerStep);
+
+ HIThemeDrawTrack(&tdi, NULL, cgContext, kHIThemeOrientationNormal);
+}
+
+@end
+
+@interface MOZSearchFieldCell : NSSearchFieldCell
+@property BOOL shouldUseToolbarStyle;
+@end
+
+@implementation MOZSearchFieldCell
+
+- (instancetype)init {
+ // We would like to render a search field which has the magnifying glass icon
+ // at the start of the search field, and no cancel button. On 10.12 and 10.13,
+ // empty search fields render the magnifying glass icon in the middle of the
+ // field. So in order to get the icon to show at the start of the field, we
+ // need to give the field some content. We achieve this with a single space
+ // character.
+ self = [super initTextCell:@" "];
+
+ // However, because the field is now non-empty, by default it shows a cancel
+ // button. To hide the cancel button, override it with a custom NSButtonCell
+ // which renders nothing.
+ NSButtonCell* invisibleCell = [[NSButtonCell alloc] initImageCell:nil];
+ invisibleCell.bezeled = NO;
+ invisibleCell.bordered = NO;
+ self.cancelButtonCell = invisibleCell;
+ [invisibleCell release];
+
+ return self;
+}
+
+- (BOOL)_isToolbarMode {
+ return self.shouldUseToolbarStyle;
+}
+
+@end
+
+#define HITHEME_ORIENTATION kHIThemeOrientationNormal
+
+static CGFloat kMaxFocusRingWidth =
+ 0; // initialized by the nsNativeThemeCocoa constructor
+
+// These enums are for indexing into the margin array.
+enum {
+ leopardOSorlater = 0, // 10.6 - 10.9
+ yosemiteOSorlater = 1 // 10.10+
+};
+
+enum { miniControlSize, smallControlSize, regularControlSize };
+
+enum { leftMargin, topMargin, rightMargin, bottomMargin };
+
+static size_t EnumSizeForCocoaSize(NSControlSize cocoaControlSize) {
+ if (cocoaControlSize == NSControlSizeMini)
+ return miniControlSize;
+ else if (cocoaControlSize == NSControlSizeSmall)
+ return smallControlSize;
+ else
+ return regularControlSize;
+}
+
+static NSControlSize CocoaSizeForEnum(int32_t enumControlSize) {
+ if (enumControlSize == miniControlSize)
+ return NSControlSizeMini;
+ else if (enumControlSize == smallControlSize)
+ return NSControlSizeSmall;
+ else
+ return NSControlSizeRegular;
+}
+
+static NSString* CUIControlSizeForCocoaSize(NSControlSize aControlSize) {
+ if (aControlSize == NSControlSizeRegular)
+ return @"regular";
+ else if (aControlSize == NSControlSizeSmall)
+ return @"small";
+ else
+ return @"mini";
+}
+
+static void InflateControlRect(NSRect* rect, NSControlSize cocoaControlSize,
+ const float marginSet[][3][4]) {
+ if (!marginSet) return;
+
+ static int osIndex = yosemiteOSorlater;
+ size_t controlSize = EnumSizeForCocoaSize(cocoaControlSize);
+ const float* buttonMargins = marginSet[osIndex][controlSize];
+ rect->origin.x -= buttonMargins[leftMargin];
+ rect->origin.y -= buttonMargins[bottomMargin];
+ rect->size.width += buttonMargins[leftMargin] + buttonMargins[rightMargin];
+ rect->size.height += buttonMargins[bottomMargin] + buttonMargins[topMargin];
+}
+
+static NSWindow* NativeWindowForFrame(nsIFrame* aFrame,
+ nsIWidget** aTopLevelWidget = NULL) {
+ if (!aFrame) return nil;
+
+ nsIWidget* widget = aFrame->GetNearestWidget();
+ if (!widget) return nil;
+
+ nsIWidget* topLevelWidget = widget->GetTopLevelWidget();
+ if (aTopLevelWidget) *aTopLevelWidget = topLevelWidget;
+
+ return (NSWindow*)topLevelWidget->GetNativeData(NS_NATIVE_WINDOW);
+}
+
+static NSSize WindowButtonsSize(nsIFrame* aFrame) {
+ NSWindow* window = NativeWindowForFrame(aFrame);
+ if (!window) {
+ // Return fallback values.
+ return NSMakeSize(54, 16);
+ }
+
+ NSRect buttonBox = NSZeroRect;
+ NSButton* closeButton = [window standardWindowButton:NSWindowCloseButton];
+ if (closeButton) {
+ buttonBox = NSUnionRect(buttonBox, [closeButton frame]);
+ }
+ NSButton* minimizeButton =
+ [window standardWindowButton:NSWindowMiniaturizeButton];
+ if (minimizeButton) {
+ buttonBox = NSUnionRect(buttonBox, [minimizeButton frame]);
+ }
+ NSButton* zoomButton = [window standardWindowButton:NSWindowZoomButton];
+ if (zoomButton) {
+ buttonBox = NSUnionRect(buttonBox, [zoomButton frame]);
+ }
+ return buttonBox.size;
+}
+
+static BOOL FrameIsInActiveWindow(nsIFrame* aFrame) {
+ nsIWidget* topLevelWidget = NULL;
+ NSWindow* win = NativeWindowForFrame(aFrame, &topLevelWidget);
+ if (!topLevelWidget || !win) return YES;
+
+ // XUL popups, e.g. the toolbar customization popup, can't become key windows,
+ // but controls in these windows should still get the active look.
+ if (topLevelWidget->GetWindowType() == widget::WindowType::Popup) {
+ return YES;
+ }
+ if ([win isSheet]) {
+ return [win isKeyWindow];
+ }
+ return [win isMainWindow] && ![win attachedSheet];
+}
+
+// Toolbar controls and content controls respond to different window
+// activeness states.
+static BOOL IsActive(nsIFrame* aFrame, BOOL aIsToolbarControl) {
+ if (aIsToolbarControl) return [NativeWindowForFrame(aFrame) isMainWindow];
+ return FrameIsInActiveWindow(aFrame);
+}
+
+NS_IMPL_ISUPPORTS_INHERITED(nsNativeThemeCocoa, nsNativeTheme, nsITheme)
+
+nsNativeThemeCocoa::nsNativeThemeCocoa() : ThemeCocoa(ScrollbarStyle()) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ kMaxFocusRingWidth = 7;
+
+ // provide a local autorelease pool, as this is called during startup
+ // before the main event-loop pool is in place
+ nsAutoreleasePool pool;
+
+ mDisclosureButtonCell = [[NSButtonCell alloc] initTextCell:@""];
+ [mDisclosureButtonCell setBezelStyle:NSBezelStyleRoundedDisclosure];
+ [mDisclosureButtonCell setButtonType:NSButtonTypePushOnPushOff];
+ [mDisclosureButtonCell setHighlightsBy:NSPushInCellMask];
+
+ mHelpButtonCell = [[NSButtonCell alloc] initTextCell:@""];
+ [mHelpButtonCell setBezelStyle:NSBezelStyleHelpButton];
+ [mHelpButtonCell setButtonType:NSButtonTypeMomentaryPushIn];
+ [mHelpButtonCell setHighlightsBy:NSPushInCellMask];
+
+ mPushButtonCell = [[NSButtonCell alloc] initTextCell:@""];
+ [mPushButtonCell setButtonType:NSButtonTypeMomentaryPushIn];
+ [mPushButtonCell setHighlightsBy:NSPushInCellMask];
+
+ mRadioButtonCell = [[NSButtonCell alloc] initTextCell:@""];
+ [mRadioButtonCell setButtonType:NSButtonTypeRadio];
+
+ mCheckboxCell = [[NSButtonCell alloc] initTextCell:@""];
+ [mCheckboxCell setButtonType:NSButtonTypeSwitch];
+ [mCheckboxCell setAllowsMixedState:YES];
+
+ mTextFieldCell = [[NSTextFieldCell alloc] initTextCell:@""];
+ [mTextFieldCell setBezeled:YES];
+ [mTextFieldCell setEditable:YES];
+ [mTextFieldCell setFocusRingType:NSFocusRingTypeExterior];
+
+ mSearchFieldCell = [[MOZSearchFieldCell alloc] init];
+ [mSearchFieldCell setBezelStyle:NSTextFieldRoundedBezel];
+ [mSearchFieldCell setBezeled:YES];
+ [mSearchFieldCell setEditable:YES];
+ [mSearchFieldCell setFocusRingType:NSFocusRingTypeExterior];
+
+ mDropdownCell = [[NSPopUpButtonCell alloc] initTextCell:@"" pullsDown:NO];
+
+ mComboBoxCell = [[NSComboBoxCell alloc] initTextCell:@""];
+ [mComboBoxCell setBezeled:YES];
+ [mComboBoxCell setEditable:YES];
+ [mComboBoxCell setFocusRingType:NSFocusRingTypeExterior];
+
+ mProgressBarCell = [[NSProgressBarCell alloc] init];
+
+ mMeterBarCell = [[NSLevelIndicatorCell alloc]
+ initWithLevelIndicatorStyle:NSLevelIndicatorStyleContinuousCapacity];
+
+ mTreeHeaderCell = [[NSTableHeaderCell alloc] init];
+
+ mCellDrawView = [[MOZCellDrawView alloc] init];
+
+ if (XRE_IsParentProcess()) {
+ // Put the cell draw view into a window that is never shown.
+ // This allows us to convince some NSCell implementations (such as
+ // NSButtonCell for default buttons) to draw with the active appearance.
+ // Another benefit of putting the draw view in a window is the fact that it
+ // lets NSTextFieldCell (and its subclass NSSearchFieldCell) inherit the
+ // current NSApplication effectiveAppearance automatically, so the field
+ // adapts to Dark Mode correctly. We don't create this window when the
+ // native theme is used in the content process because NSWindow creation
+ // runs into the sandbox and because we never run default buttons in content
+ // processes anyway.
+ mCellDrawWindow = [[MOZCellDrawWindow alloc]
+ initWithContentRect:NSZeroRect
+ styleMask:NSWindowStyleMaskBorderless
+ backing:NSBackingStoreBuffered
+ defer:NO];
+ [mCellDrawWindow.contentView addSubview:mCellDrawView];
+ }
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+nsNativeThemeCocoa::~nsNativeThemeCocoa() {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ [mMeterBarCell release];
+ [mProgressBarCell release];
+ [mDisclosureButtonCell release];
+ [mHelpButtonCell release];
+ [mPushButtonCell release];
+ [mRadioButtonCell release];
+ [mCheckboxCell release];
+ [mTextFieldCell release];
+ [mSearchFieldCell release];
+ [mDropdownCell release];
+ [mComboBoxCell release];
+ [mTreeHeaderCell release];
+ [mCellDrawWindow release];
+ [mCellDrawView release];
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+// Limit on the area of the target rect (in pixels^2) in
+// DrawCellWithScaling() and DrawButton() and above which we
+// don't draw the object into a bitmap buffer. This is to avoid crashes in
+// [NSGraphicsContext graphicsContextWithCGContext:flipped:] and
+// CGContextDrawImage(), and also to avoid very poor drawing performance in
+// CGContextDrawImage() when it scales the bitmap (particularly if xscale or
+// yscale is less than but near 1 -- e.g. 0.9). This value was determined
+// by trial and error, on OS X 10.4.11 and 10.5.4, and on systems with
+// different amounts of RAM.
+#define BITMAP_MAX_AREA 500000
+
+static int GetBackingScaleFactorForRendering(CGContextRef cgContext) {
+ CGAffineTransform ctm =
+ CGContextGetUserSpaceToDeviceSpaceTransform(cgContext);
+ CGRect transformedUserSpacePixel =
+ CGRectApplyAffineTransform(CGRectMake(0, 0, 1, 1), ctm);
+ float maxScale = std::max(fabs(transformedUserSpacePixel.size.width),
+ fabs(transformedUserSpacePixel.size.height));
+ return maxScale > 1.0 ? 2 : 1;
+}
+
+/*
+ * Draw the given NSCell into the given cgContext.
+ *
+ * destRect - the size and position of the resulting control rectangle
+ * controlSize - the NSControlSize which will be given to the NSCell before
+ * asking it to render
+ * naturalSize - The natural dimensions of this control.
+ * If the control rect size is not equal to either of these, a scale
+ * will be applied to the context so that rendering the control at the
+ * natural size will result in it filling the destRect space.
+ * If a control has no natural dimensions in either/both axes, pass 0.0f.
+ * minimumSize - The minimum dimensions of this control.
+ * If the control rect size is less than the minimum for a given axis,
+ * a scale will be applied to the context so that the minimum is used
+ * for drawing. If a control has no minimum dimensions in either/both
+ * axes, pass 0.0f.
+ * marginSet - an array of margins; a multidimensional array of [2][3][4],
+ * with the first dimension being the OS version (Tiger or Leopard),
+ * the second being the control size (mini, small, regular), and the third
+ * being the 4 margin values (left, top, right, bottom).
+ * view - The NSView that we're drawing into. As far as I can tell, it doesn't
+ * matter if this is really the right view; it just has to return YES when
+ * asked for isFlipped. Otherwise we'll get drawing bugs on 10.4.
+ * mirrorHorizontal - whether to mirror the cell horizontally
+ */
+static void DrawCellWithScaling(NSCell* cell, CGContextRef cgContext,
+ const HIRect& destRect,
+ NSControlSize controlSize, NSSize naturalSize,
+ NSSize minimumSize,
+ const float marginSet[][3][4], NSView* view,
+ BOOL mirrorHorizontal) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ NSRect drawRect = NSMakeRect(destRect.origin.x, destRect.origin.y,
+ destRect.size.width, destRect.size.height);
+
+ if (naturalSize.width != 0.0f) drawRect.size.width = naturalSize.width;
+ if (naturalSize.height != 0.0f) drawRect.size.height = naturalSize.height;
+
+ // Keep aspect ratio when scaling if one dimension is free.
+ if (naturalSize.width == 0.0f && naturalSize.height != 0.0f)
+ drawRect.size.width =
+ destRect.size.width * naturalSize.height / destRect.size.height;
+ if (naturalSize.height == 0.0f && naturalSize.width != 0.0f)
+ drawRect.size.height =
+ destRect.size.height * naturalSize.width / destRect.size.width;
+
+ // Honor minimum sizes.
+ if (drawRect.size.width < minimumSize.width)
+ drawRect.size.width = minimumSize.width;
+ if (drawRect.size.height < minimumSize.height)
+ drawRect.size.height = minimumSize.height;
+
+ [NSGraphicsContext saveGraphicsState];
+
+ // Only skip the buffer if the area of our cell (in pixels^2) is too large.
+ if (drawRect.size.width * drawRect.size.height > BITMAP_MAX_AREA) {
+ // Inflate the rect Gecko gave us by the margin for the control.
+ InflateControlRect(&drawRect, controlSize, marginSet);
+
+ NSGraphicsContext* savedContext = [NSGraphicsContext currentContext];
+ [NSGraphicsContext
+ setCurrentContext:[NSGraphicsContext
+ graphicsContextWithCGContext:cgContext
+ flipped:YES]];
+
+ DrawCellIncludingFocusRing(cell, drawRect, view);
+
+ [NSGraphicsContext setCurrentContext:savedContext];
+ } else {
+ float w = ceil(drawRect.size.width);
+ float h = ceil(drawRect.size.height);
+ NSRect tmpRect = NSMakeRect(kMaxFocusRingWidth, kMaxFocusRingWidth, w, h);
+
+ // inflate to figure out the frame we need to tell NSCell to draw in, to get
+ // something that's 0,0,w,h
+ InflateControlRect(&tmpRect, controlSize, marginSet);
+
+ // and then, expand by kMaxFocusRingWidth size to make sure we can capture
+ // any focus ring
+ w += kMaxFocusRingWidth * 2.0;
+ h += kMaxFocusRingWidth * 2.0;
+
+ int backingScaleFactor = GetBackingScaleFactorForRendering(cgContext);
+ CGColorSpaceRef rgb = CGColorSpaceCreateDeviceRGB();
+ CGContextRef ctx = CGBitmapContextCreate(
+ NULL, (int)w * backingScaleFactor, (int)h * backingScaleFactor, 8,
+ (int)w * backingScaleFactor * 4, rgb, kCGImageAlphaPremultipliedFirst);
+ CGColorSpaceRelease(rgb);
+
+ // We need to flip the image twice in order to avoid drawing bugs on 10.4,
+ // see bug 465069. This is the first flip transform, applied to cgContext.
+ CGContextScaleCTM(cgContext, 1.0f, -1.0f);
+ CGContextTranslateCTM(cgContext, 0.0f,
+ -(2.0 * destRect.origin.y + destRect.size.height));
+ if (mirrorHorizontal) {
+ CGContextScaleCTM(cgContext, -1.0f, 1.0f);
+ CGContextTranslateCTM(
+ cgContext, -(2.0 * destRect.origin.x + destRect.size.width), 0.0f);
+ }
+
+ NSGraphicsContext* savedContext = [NSGraphicsContext currentContext];
+ [NSGraphicsContext
+ setCurrentContext:[NSGraphicsContext graphicsContextWithCGContext:ctx
+ flipped:YES]];
+
+ CGContextScaleCTM(ctx, backingScaleFactor, backingScaleFactor);
+
+ // Set the context's "base transform" to in order to get correctly-sized
+ // focus rings.
+ CGContextSetBaseCTM(ctx, CGAffineTransformMakeScale(backingScaleFactor,
+ backingScaleFactor));
+
+ // This is the second flip transform, applied to ctx.
+ CGContextScaleCTM(ctx, 1.0f, -1.0f);
+ CGContextTranslateCTM(ctx, 0.0f,
+ -(2.0 * tmpRect.origin.y + tmpRect.size.height));
+
+ DrawCellIncludingFocusRing(cell, tmpRect, view);
+
+ [NSGraphicsContext setCurrentContext:savedContext];
+
+ CGImageRef img = CGBitmapContextCreateImage(ctx);
+
+ // Drop the image into the original destination rectangle, scaling to fit
+ // Only scale kMaxFocusRingWidth by xscale/yscale when the resulting rect
+ // doesn't extend beyond the overflow rect
+ float xscale = destRect.size.width / drawRect.size.width;
+ float yscale = destRect.size.height / drawRect.size.height;
+ float scaledFocusRingX =
+ xscale < 1.0f ? kMaxFocusRingWidth * xscale : kMaxFocusRingWidth;
+ float scaledFocusRingY =
+ yscale < 1.0f ? kMaxFocusRingWidth * yscale : kMaxFocusRingWidth;
+ CGContextDrawImage(cgContext,
+ CGRectMake(destRect.origin.x - scaledFocusRingX,
+ destRect.origin.y - scaledFocusRingY,
+ destRect.size.width + scaledFocusRingX * 2,
+ destRect.size.height + scaledFocusRingY * 2),
+ img);
+
+ CGImageRelease(img);
+ CGContextRelease(ctx);
+ }
+
+ [NSGraphicsContext restoreGraphicsState];
+
+#if DRAW_IN_FRAME_DEBUG
+ CGContextSetRGBFillColor(cgContext, 0.0, 0.0, 0.5, 0.25);
+ CGContextFillRect(cgContext, destRect);
+#endif
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+struct CellRenderSettings {
+ // The natural dimensions of the control.
+ // If a control has no natural dimensions in either/both axes, set to 0.0f.
+ NSSize naturalSizes[3];
+
+ // The minimum dimensions of the control.
+ // If a control has no minimum dimensions in either/both axes, set to 0.0f.
+ NSSize minimumSizes[3];
+
+ // A three-dimensional array,
+ // with the first dimension being the OS version ([0] 10.6-10.9, [1] 10.10 and
+ // above), the second being the control size (mini, small, regular), and the
+ // third being the 4 margin values (left, top, right, bottom).
+ float margins[2][3][4];
+};
+
+/*
+ * This is a helper method that returns the required NSControlSize given a size
+ * and the size of the three controls plus a tolerance.
+ * size - The width or the height of the element to draw.
+ * sizes - An array with the all the width/height of the element for its
+ * different sizes.
+ * tolerance - The tolerance as passed to DrawCellWithSnapping.
+ * NOTE: returns NSControlSizeRegular if all values in 'sizes' are zero.
+ */
+static NSControlSize FindControlSize(CGFloat size, const CGFloat* sizes,
+ CGFloat tolerance) {
+ for (uint32_t i = miniControlSize; i <= regularControlSize; ++i) {
+ if (sizes[i] == 0) {
+ continue;
+ }
+
+ CGFloat next = 0;
+ // Find next value.
+ for (uint32_t j = i + 1; j <= regularControlSize; ++j) {
+ if (sizes[j] != 0) {
+ next = sizes[j];
+ break;
+ }
+ }
+
+ // If it's the latest value, we pick it.
+ if (next == 0) {
+ return CocoaSizeForEnum(i);
+ }
+
+ if (size <= sizes[i] + tolerance && size < next) {
+ return CocoaSizeForEnum(i);
+ }
+ }
+
+ // If we are here, that means sizes[] was an array with only empty values
+ // or the algorithm above is wrong.
+ // The former can happen but the later would be wrong.
+ NS_ASSERTION(sizes[0] == 0 && sizes[1] == 0 && sizes[2] == 0,
+ "We found no control! We shouldn't be there!");
+ return CocoaSizeForEnum(regularControlSize);
+}
+
+/*
+ * Draw the given NSCell into the given cgContext with a nice control size.
+ *
+ * This function is similar to DrawCellWithScaling, but it decides what
+ * control size to use based on the destRect's size.
+ * Scaling is only applied when the difference between the destRect's size
+ * and the next smaller natural size is greater than snapTolerance. Otherwise
+ * it snaps to the next smaller control size without scaling because unscaled
+ * controls look nicer.
+ */
+static void DrawCellWithSnapping(NSCell* cell, CGContextRef cgContext,
+ const HIRect& destRect,
+ const CellRenderSettings settings,
+ float verticalAlignFactor, NSView* view,
+ BOOL mirrorHorizontal,
+ float snapTolerance = 2.0f) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ const float rectWidth = destRect.size.width,
+ rectHeight = destRect.size.height;
+ const NSSize* sizes = settings.naturalSizes;
+ const NSSize miniSize = sizes[EnumSizeForCocoaSize(NSControlSizeMini)];
+ const NSSize smallSize = sizes[EnumSizeForCocoaSize(NSControlSizeSmall)];
+ const NSSize regularSize = sizes[EnumSizeForCocoaSize(NSControlSizeRegular)];
+
+ HIRect drawRect = destRect;
+
+ CGFloat controlWidths[3] = {miniSize.width, smallSize.width,
+ regularSize.width};
+ NSControlSize controlSizeX =
+ FindControlSize(rectWidth, controlWidths, snapTolerance);
+ CGFloat controlHeights[3] = {miniSize.height, smallSize.height,
+ regularSize.height};
+ NSControlSize controlSizeY =
+ FindControlSize(rectHeight, controlHeights, snapTolerance);
+
+ NSControlSize controlSize = NSControlSizeRegular;
+ size_t sizeIndex = 0;
+
+ // At some sizes, don't scale but snap.
+ const NSControlSize smallerControlSize =
+ EnumSizeForCocoaSize(controlSizeX) < EnumSizeForCocoaSize(controlSizeY)
+ ? controlSizeX
+ : controlSizeY;
+ const size_t smallerControlSizeIndex =
+ EnumSizeForCocoaSize(smallerControlSize);
+ const NSSize size = sizes[smallerControlSizeIndex];
+ float diffWidth = size.width ? rectWidth - size.width : 0.0f;
+ float diffHeight = size.height ? rectHeight - size.height : 0.0f;
+ if (diffWidth >= 0.0f && diffHeight >= 0.0f && diffWidth <= snapTolerance &&
+ diffHeight <= snapTolerance) {
+ // Snap to the smaller control size.
+ controlSize = smallerControlSize;
+ sizeIndex = smallerControlSizeIndex;
+ MOZ_ASSERT(sizeIndex < ArrayLength(settings.naturalSizes));
+
+ // Resize and center the drawRect.
+ if (sizes[sizeIndex].width) {
+ drawRect.origin.x +=
+ ceil((destRect.size.width - sizes[sizeIndex].width) / 2);
+ drawRect.size.width = sizes[sizeIndex].width;
+ }
+ if (sizes[sizeIndex].height) {
+ drawRect.origin.y +=
+ floor((destRect.size.height - sizes[sizeIndex].height) *
+ verticalAlignFactor);
+ drawRect.size.height = sizes[sizeIndex].height;
+ }
+ } else {
+ // Use the larger control size.
+ controlSize =
+ EnumSizeForCocoaSize(controlSizeX) > EnumSizeForCocoaSize(controlSizeY)
+ ? controlSizeX
+ : controlSizeY;
+ sizeIndex = EnumSizeForCocoaSize(controlSize);
+ }
+
+ [cell setControlSize:controlSize];
+
+ MOZ_ASSERT(sizeIndex < ArrayLength(settings.minimumSizes));
+ const NSSize minimumSize = settings.minimumSizes[sizeIndex];
+ DrawCellWithScaling(cell, cgContext, drawRect, controlSize, sizes[sizeIndex],
+ minimumSize, settings.margins, view, mirrorHorizontal);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+@interface NSWindow (CoreUIRendererPrivate)
++ (CUIRendererRef)coreUIRenderer;
+@end
+
+@interface NSObject (NSAppearanceCoreUIRendering)
+- (void)_drawInRect:(CGRect)rect
+ context:(CGContextRef)cgContext
+ options:(id)options;
+@end
+
+static void RenderWithCoreUI(CGRect aRect, CGContextRef cgContext,
+ NSDictionary* aOptions,
+ bool aSkipAreaCheck = false) {
+ if (!aSkipAreaCheck &&
+ aRect.size.width * aRect.size.height > BITMAP_MAX_AREA) {
+ return;
+ }
+
+ NSAppearance* appearance = NSAppearance.currentAppearance;
+ if (appearance &&
+ [appearance respondsToSelector:@selector(_drawInRect:context:options:)]) {
+ // Render through NSAppearance on Mac OS 10.10 and up. This will call
+ // CUIDraw with a CoreUI renderer that will give us the correct 10.10
+ // style. Calling CUIDraw directly with [NSWindow coreUIRenderer] still
+ // renders 10.9-style widgets on 10.10.
+ [appearance _drawInRect:aRect context:cgContext options:aOptions];
+ } else {
+ // 10.9 and below
+ CUIRendererRef renderer =
+ [NSWindow respondsToSelector:@selector(coreUIRenderer)]
+ ? [NSWindow coreUIRenderer]
+ : nil;
+ CUIDraw(renderer, aRect, cgContext, (CFDictionaryRef)aOptions, NULL);
+ }
+}
+
+static float VerticalAlignFactor(nsIFrame* aFrame) {
+ if (!aFrame) return 0.5f; // default: center
+
+ const auto& va = aFrame->StyleDisplay()->mVerticalAlign;
+ auto kw = va.IsKeyword() ? va.AsKeyword() : StyleVerticalAlignKeyword::Middle;
+ switch (kw) {
+ case StyleVerticalAlignKeyword::Top:
+ case StyleVerticalAlignKeyword::TextTop:
+ return 0.0f;
+
+ case StyleVerticalAlignKeyword::Sub:
+ case StyleVerticalAlignKeyword::Super:
+ case StyleVerticalAlignKeyword::Middle:
+ case StyleVerticalAlignKeyword::MozMiddleWithBaseline:
+ return 0.5f;
+
+ case StyleVerticalAlignKeyword::Baseline:
+ case StyleVerticalAlignKeyword::Bottom:
+ case StyleVerticalAlignKeyword::TextBottom:
+ return 1.0f;
+
+ default:
+ MOZ_ASSERT_UNREACHABLE("invalid vertical-align");
+ return 0.5f;
+ }
+}
+
+static void ApplyControlParamsToNSCell(
+ nsNativeThemeCocoa::ControlParams aControlParams, NSCell* aCell) {
+ [aCell setEnabled:!aControlParams.disabled];
+ [aCell setShowsFirstResponder:(aControlParams.focused &&
+ !aControlParams.disabled &&
+ aControlParams.insideActiveWindow)];
+ [aCell setHighlighted:aControlParams.pressed];
+}
+
+// These are the sizes that Gecko needs to request to draw if it wants
+// to get a standard-sized Aqua radio button drawn. Note that the rects
+// that draw these are actually a little bigger.
+static const CellRenderSettings radioSettings = {
+ {
+ NSMakeSize(11, 11), // mini
+ NSMakeSize(13, 13), // small
+ NSMakeSize(16, 16) // regular
+ },
+ {NSZeroSize, NSZeroSize, NSZeroSize},
+ {{
+ // Leopard
+ {0, 0, 0, 0}, // mini
+ {0, 1, 1, 1}, // small
+ {0, 0, 0, 0} // regular
+ },
+ {
+ // Yosemite
+ {0, 0, 0, 0}, // mini
+ {1, 1, 1, 2}, // small
+ {0, 0, 0, 0} // regular
+ }}};
+
+static const CellRenderSettings checkboxSettings = {
+ {
+ NSMakeSize(11, 11), // mini
+ NSMakeSize(13, 13), // small
+ NSMakeSize(16, 16) // regular
+ },
+ {NSZeroSize, NSZeroSize, NSZeroSize},
+ {{
+ // Leopard
+ {0, 1, 0, 0}, // mini
+ {0, 1, 0, 1}, // small
+ {0, 1, 0, 1} // regular
+ },
+ {
+ // Yosemite
+ {0, 1, 0, 0}, // mini
+ {0, 1, 0, 1}, // small
+ {0, 1, 0, 1} // regular
+ }}};
+
+static NSControlStateValue CellStateForCheckboxOrRadioState(
+ nsNativeThemeCocoa::CheckboxOrRadioState aState) {
+ switch (aState) {
+ case nsNativeThemeCocoa::CheckboxOrRadioState::eOff:
+ return NSControlStateValueOff;
+ case nsNativeThemeCocoa::CheckboxOrRadioState::eOn:
+ return NSControlStateValueOn;
+ case nsNativeThemeCocoa::CheckboxOrRadioState::eIndeterminate:
+ return NSControlStateValueMixed;
+ }
+}
+
+void nsNativeThemeCocoa::DrawCheckboxOrRadio(
+ CGContextRef cgContext, bool inCheckbox, const HIRect& inBoxRect,
+ const CheckboxOrRadioParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ NSButtonCell* cell = inCheckbox ? mCheckboxCell : mRadioButtonCell;
+ ApplyControlParamsToNSCell(aParams.controlParams, cell);
+
+ [cell setState:CellStateForCheckboxOrRadioState(aParams.state)];
+ [cell setControlTint:(aParams.controlParams.insideActiveWindow
+ ? [NSColor currentControlTint]
+ : NSClearControlTint)];
+
+ // Ensure that the control is square.
+ float length = std::min(inBoxRect.size.width, inBoxRect.size.height);
+ HIRect drawRect = CGRectMake(
+ inBoxRect.origin.x + (int)((inBoxRect.size.width - length) / 2.0f),
+ inBoxRect.origin.y + (int)((inBoxRect.size.height - length) / 2.0f),
+ length, length);
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive =
+ aParams.controlParams.insideActiveWindow;
+ }
+ DrawCellWithSnapping(cell, cgContext, drawRect,
+ inCheckbox ? checkboxSettings : radioSettings,
+ aParams.verticalAlignFactor, mCellDrawView, NO);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+static const CellRenderSettings searchFieldSettings = {
+ {
+ NSMakeSize(0, 16), // mini
+ NSMakeSize(0, 19), // small
+ NSMakeSize(0, 22) // regular
+ },
+ {
+ NSMakeSize(32, 0), // mini
+ NSMakeSize(38, 0), // small
+ NSMakeSize(44, 0) // regular
+ },
+ {{
+ // Leopard
+ {0, 0, 0, 0}, // mini
+ {0, 0, 0, 0}, // small
+ {0, 0, 0, 0} // regular
+ },
+ {
+ // Yosemite
+ {0, 0, 0, 0}, // mini
+ {0, 0, 0, 0}, // small
+ {0, 0, 0, 0} // regular
+ }}};
+
+static bool IsToolbarStyleContainer(nsIFrame* aFrame) {
+ nsIContent* content = aFrame->GetContent();
+ if (!content) {
+ return false;
+ }
+
+ if (content->IsAnyOfXULElements(nsGkAtoms::toolbar, nsGkAtoms::toolbox,
+ nsGkAtoms::statusbar)) {
+ return true;
+ }
+
+ switch (aFrame->StyleDisplay()->EffectiveAppearance()) {
+ case StyleAppearance::Toolbar:
+ case StyleAppearance::Statusbar:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool IsInsideToolbar(nsIFrame* aFrame) {
+ for (nsIFrame* frame = aFrame; frame; frame = frame->GetParent()) {
+ if (IsToolbarStyleContainer(frame)) {
+ return true;
+ }
+ }
+ return false;
+}
+
+nsNativeThemeCocoa::TextFieldParams nsNativeThemeCocoa::ComputeTextFieldParams(
+ nsIFrame* aFrame, ElementState aEventState) {
+ TextFieldParams params;
+ params.insideToolbar = IsInsideToolbar(aFrame);
+ params.disabled = aEventState.HasState(ElementState::DISABLED);
+
+ // See ShouldUnconditionallyDrawFocusRingIfFocused.
+ params.focused = aEventState.HasState(ElementState::FOCUS);
+
+ params.rtl = IsFrameRTL(aFrame);
+ params.verticalAlignFactor = VerticalAlignFactor(aFrame);
+ return params;
+}
+
+void nsNativeThemeCocoa::DrawTextField(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ const TextFieldParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ NSTextFieldCell* cell = mTextFieldCell;
+ [cell setEnabled:!aParams.disabled];
+ [cell setShowsFirstResponder:aParams.focused];
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive =
+ YES; // TODO: propagate correct activeness state
+ }
+ DrawCellWithSnapping(cell, cgContext, inBoxRect, searchFieldSettings,
+ aParams.verticalAlignFactor, mCellDrawView, aParams.rtl);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+void nsNativeThemeCocoa::DrawSearchField(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ const TextFieldParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ mSearchFieldCell.enabled = !aParams.disabled;
+ mSearchFieldCell.showsFirstResponder = aParams.focused;
+ mSearchFieldCell.placeholderString = @"";
+ mSearchFieldCell.shouldUseToolbarStyle = aParams.insideToolbar;
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive =
+ YES; // TODO: propagate correct activeness state
+ }
+ DrawCellWithSnapping(mSearchFieldCell, cgContext, inBoxRect,
+ searchFieldSettings, aParams.verticalAlignFactor,
+ mCellDrawView, aParams.rtl);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+static bool ShouldUnconditionallyDrawFocusRingIfFocused(nsIFrame* aFrame) {
+ // Mac always draws focus rings for textboxes and lists.
+ switch (aFrame->StyleDisplay()->EffectiveAppearance()) {
+ case StyleAppearance::NumberInput:
+ case StyleAppearance::Textfield:
+ case StyleAppearance::Textarea:
+ case StyleAppearance::Searchfield:
+ case StyleAppearance::Listbox:
+ return true;
+ default:
+ return false;
+ }
+}
+
+nsNativeThemeCocoa::ControlParams nsNativeThemeCocoa::ComputeControlParams(
+ nsIFrame* aFrame, ElementState aEventState) {
+ ControlParams params;
+ params.disabled = aEventState.HasState(ElementState::DISABLED);
+ params.insideActiveWindow = FrameIsInActiveWindow(aFrame);
+ params.pressed =
+ aEventState.HasAllStates(ElementState::ACTIVE | ElementState::HOVER);
+ params.focused = aEventState.HasState(ElementState::FOCUS) &&
+ (aEventState.HasState(ElementState::FOCUSRING) ||
+ ShouldUnconditionallyDrawFocusRingIfFocused(aFrame));
+ params.rtl = IsFrameRTL(aFrame);
+ return params;
+}
+
+static const NSSize kHelpButtonSize = NSMakeSize(20, 20);
+static const NSSize kDisclosureButtonSize = NSMakeSize(21, 21);
+
+static const CellRenderSettings pushButtonSettings = {
+ {
+ NSMakeSize(0, 16), // mini
+ NSMakeSize(0, 19), // small
+ NSMakeSize(0, 22) // regular
+ },
+ {
+ NSMakeSize(18, 0), // mini
+ NSMakeSize(26, 0), // small
+ NSMakeSize(30, 0) // regular
+ },
+ {{
+ // Leopard
+ {0, 0, 0, 0}, // mini
+ {4, 0, 4, 1}, // small
+ {5, 0, 5, 2} // regular
+ },
+ {
+ // Yosemite
+ {0, 0, 0, 0}, // mini
+ {4, 0, 4, 1}, // small
+ {5, 0, 5, 2} // regular
+ }}};
+
+// The height at which we start doing square buttons instead of rounded buttons
+// Rounded buttons look bad if drawn at a height greater than 26, so at that
+// point we switch over to doing square buttons which looks fine at any size.
+#define DO_SQUARE_BUTTON_HEIGHT 26
+
+void nsNativeThemeCocoa::DrawPushButton(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ ButtonType aButtonType,
+ ControlParams aControlParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ ApplyControlParamsToNSCell(aControlParams, mPushButtonCell);
+ [mPushButtonCell setBezelStyle:NSBezelStyleRounded];
+ mPushButtonCell.keyEquivalent =
+ aButtonType == ButtonType::eDefaultPushButton ? @"\r" : @"";
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive = aControlParams.insideActiveWindow;
+ }
+ DrawCellWithSnapping(mPushButtonCell, cgContext, inBoxRect,
+ pushButtonSettings, 0.5f, mCellDrawView,
+ aControlParams.rtl, 1.0f);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+void nsNativeThemeCocoa::DrawSquareBezelPushButton(
+ CGContextRef cgContext, const HIRect& inBoxRect,
+ ControlParams aControlParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ ApplyControlParamsToNSCell(aControlParams, mPushButtonCell);
+ [mPushButtonCell setBezelStyle:NSBezelStyleShadowlessSquare];
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive = aControlParams.insideActiveWindow;
+ }
+ DrawCellWithScaling(mPushButtonCell, cgContext, inBoxRect,
+ NSControlSizeRegular, NSZeroSize, NSMakeSize(14, 0), NULL,
+ mCellDrawView, aControlParams.rtl);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+void nsNativeThemeCocoa::DrawHelpButton(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ ControlParams aControlParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ ApplyControlParamsToNSCell(aControlParams, mHelpButtonCell);
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive = aControlParams.insideActiveWindow;
+ }
+ DrawCellWithScaling(mHelpButtonCell, cgContext, inBoxRect,
+ NSControlSizeRegular, NSZeroSize, kHelpButtonSize, NULL,
+ mCellDrawView,
+ false); // Don't mirror icon in RTL.
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+void nsNativeThemeCocoa::DrawDisclosureButton(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ ControlParams aControlParams,
+ NSControlStateValue aCellState) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ ApplyControlParamsToNSCell(aControlParams, mDisclosureButtonCell);
+ [mDisclosureButtonCell setState:aCellState];
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive = aControlParams.insideActiveWindow;
+ }
+ DrawCellWithScaling(mDisclosureButtonCell, cgContext, inBoxRect,
+ NSControlSizeRegular, NSZeroSize, kDisclosureButtonSize,
+ NULL, mCellDrawView,
+ false); // Don't mirror icon in RTL.
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+typedef void (*RenderHIThemeControlFunction)(CGContextRef cgContext,
+ const HIRect& aRenderRect,
+ void* aData);
+
+static void RenderTransformedHIThemeControl(CGContextRef aCGContext,
+ const HIRect& aRect,
+ RenderHIThemeControlFunction aFunc,
+ void* aData,
+ BOOL mirrorHorizontally = NO) {
+ CGAffineTransform savedCTM = CGContextGetCTM(aCGContext);
+ CGContextTranslateCTM(aCGContext, aRect.origin.x, aRect.origin.y);
+
+ bool drawDirect;
+ HIRect drawRect = aRect;
+ drawRect.origin = CGPointZero;
+
+ if (!mirrorHorizontally && savedCTM.a == 1.0f && savedCTM.b == 0.0f &&
+ savedCTM.c == 0.0f && (savedCTM.d == 1.0f || savedCTM.d == -1.0f)) {
+ drawDirect = TRUE;
+ } else {
+ drawDirect = FALSE;
+ }
+
+ // Fall back to no bitmap buffer if the area of our control (in pixels^2)
+ // is too large.
+ if (drawDirect || (aRect.size.width * aRect.size.height > BITMAP_MAX_AREA)) {
+ aFunc(aCGContext, drawRect, aData);
+ } else {
+ // Inflate the buffer to capture focus rings.
+ int w = ceil(drawRect.size.width) + 2 * kMaxFocusRingWidth;
+ int h = ceil(drawRect.size.height) + 2 * kMaxFocusRingWidth;
+
+ int backingScaleFactor = GetBackingScaleFactorForRendering(aCGContext);
+ CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
+ CGContextRef bitmapctx = CGBitmapContextCreate(
+ NULL, w * backingScaleFactor, h * backingScaleFactor, 8,
+ w * backingScaleFactor * 4, colorSpace,
+ kCGImageAlphaPremultipliedFirst);
+ CGColorSpaceRelease(colorSpace);
+
+ CGContextScaleCTM(bitmapctx, backingScaleFactor, backingScaleFactor);
+ CGContextTranslateCTM(bitmapctx, kMaxFocusRingWidth, kMaxFocusRingWidth);
+
+ // Set the context's "base transform" to in order to get correctly-sized
+ // focus rings.
+ CGContextSetBaseCTM(bitmapctx, CGAffineTransformMakeScale(
+ backingScaleFactor, backingScaleFactor));
+
+ // HITheme always wants to draw into a flipped context, or things
+ // get confused.
+ CGContextTranslateCTM(bitmapctx, 0.0f, aRect.size.height);
+ CGContextScaleCTM(bitmapctx, 1.0f, -1.0f);
+
+ aFunc(bitmapctx, drawRect, aData);
+
+ CGImageRef bitmap = CGBitmapContextCreateImage(bitmapctx);
+
+ CGAffineTransform ctm = CGContextGetCTM(aCGContext);
+
+ // We need to unflip, so that we can do a DrawImage without getting a
+ // flipped image.
+ CGContextTranslateCTM(aCGContext, 0.0f, aRect.size.height);
+ CGContextScaleCTM(aCGContext, 1.0f, -1.0f);
+
+ if (mirrorHorizontally) {
+ CGContextTranslateCTM(aCGContext, aRect.size.width, 0);
+ CGContextScaleCTM(aCGContext, -1.0f, 1.0f);
+ }
+
+ HIRect inflatedDrawRect =
+ CGRectMake(-kMaxFocusRingWidth, -kMaxFocusRingWidth, w, h);
+ CGContextDrawImage(aCGContext, inflatedDrawRect, bitmap);
+
+ CGContextSetCTM(aCGContext, ctm);
+
+ CGImageRelease(bitmap);
+ CGContextRelease(bitmapctx);
+ }
+
+ CGContextSetCTM(aCGContext, savedCTM);
+}
+
+static void RenderButton(CGContextRef cgContext, const HIRect& aRenderRect,
+ void* aData) {
+ HIThemeButtonDrawInfo* bdi = (HIThemeButtonDrawInfo*)aData;
+ HIThemeDrawButton(&aRenderRect, bdi, cgContext, kHIThemeOrientationNormal,
+ NULL);
+}
+
+static ThemeDrawState ToThemeDrawState(
+ const nsNativeThemeCocoa::ControlParams& aParams) {
+ if (aParams.disabled) {
+ return kThemeStateUnavailable;
+ }
+ if (aParams.pressed) {
+ return kThemeStatePressed;
+ }
+ return kThemeStateActive;
+}
+
+void nsNativeThemeCocoa::DrawHIThemeButton(
+ CGContextRef cgContext, const HIRect& aRect, ThemeButtonKind aKind,
+ ThemeButtonValue aValue, ThemeDrawState aState,
+ ThemeButtonAdornment aAdornment, const ControlParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ HIThemeButtonDrawInfo bdi;
+ bdi.version = 0;
+ bdi.kind = aKind;
+ bdi.value = aValue;
+ bdi.state = aState;
+ bdi.adornment = aAdornment;
+
+ if (aParams.focused && aParams.insideActiveWindow) {
+ bdi.adornment |= kThemeAdornmentFocus;
+ }
+
+ RenderTransformedHIThemeControl(cgContext, aRect, RenderButton, &bdi,
+ aParams.rtl);
+
+#if DRAW_IN_FRAME_DEBUG
+ CGContextSetRGBFillColor(cgContext, 0.0, 0.0, 0.5, 0.25);
+ CGContextFillRect(cgContext, inBoxRect);
+#endif
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+void nsNativeThemeCocoa::DrawButton(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ const ButtonParams& aParams) {
+ ControlParams controlParams = aParams.controlParams;
+
+ switch (aParams.button) {
+ case ButtonType::eRegularPushButton:
+ case ButtonType::eDefaultPushButton:
+ DrawPushButton(cgContext, inBoxRect, aParams.button, controlParams);
+ return;
+ case ButtonType::eSquareBezelPushButton:
+ DrawSquareBezelPushButton(cgContext, inBoxRect, controlParams);
+ return;
+ case ButtonType::eArrowButton:
+ DrawHIThemeButton(cgContext, inBoxRect, kThemeArrowButton, kThemeButtonOn,
+ kThemeStateUnavailable, kThemeAdornmentArrowDownArrow,
+ controlParams);
+ return;
+ case ButtonType::eHelpButton:
+ DrawHelpButton(cgContext, inBoxRect, controlParams);
+ return;
+ case ButtonType::eTreeTwistyPointingRight:
+ DrawHIThemeButton(cgContext, inBoxRect, kThemeDisclosureButton,
+ kThemeDisclosureRight, ToThemeDrawState(controlParams),
+ kThemeAdornmentNone, controlParams);
+ return;
+ case ButtonType::eTreeTwistyPointingDown:
+ DrawHIThemeButton(cgContext, inBoxRect, kThemeDisclosureButton,
+ kThemeDisclosureDown, ToThemeDrawState(controlParams),
+ kThemeAdornmentNone, controlParams);
+ return;
+ case ButtonType::eDisclosureButtonClosed:
+ DrawDisclosureButton(cgContext, inBoxRect, controlParams,
+ NSControlStateValueOff);
+ return;
+ case ButtonType::eDisclosureButtonOpen:
+ DrawDisclosureButton(cgContext, inBoxRect, controlParams,
+ NSControlStateValueOn);
+ return;
+ }
+}
+
+nsNativeThemeCocoa::TreeHeaderCellParams
+nsNativeThemeCocoa::ComputeTreeHeaderCellParams(nsIFrame* aFrame,
+ ElementState aEventState) {
+ TreeHeaderCellParams params;
+ params.controlParams = ComputeControlParams(aFrame, aEventState);
+ params.sortDirection = GetTreeSortDirection(aFrame);
+ params.lastTreeHeaderCell = IsLastTreeHeaderCell(aFrame);
+ return params;
+}
+
+@interface NSTableHeaderCell (NSTableHeaderCell_setSortable)
+// This method has been present in the same form since at least macOS 10.4.
+- (void)_setSortable:(BOOL)arg1
+ showSortIndicator:(BOOL)arg2
+ ascending:(BOOL)arg3
+ priority:(NSInteger)arg4
+ highlightForSort:(BOOL)arg5;
+@end
+
+void nsNativeThemeCocoa::DrawTreeHeaderCell(
+ CGContextRef cgContext, const HIRect& inBoxRect,
+ const TreeHeaderCellParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ // Without clearing the cell's title, it takes on a default value of "Field",
+ // which is displayed underneath the title set in the front-end.
+ NSCell* cell = (NSCell*)mTreeHeaderCell;
+ cell.title = @"";
+
+ if ([mTreeHeaderCell
+ respondsToSelector:@selector
+ (_setSortable:
+ showSortIndicator:ascending:priority:highlightForSort:)]) {
+ switch (aParams.sortDirection) {
+ case eTreeSortDirection_Ascending:
+ [mTreeHeaderCell _setSortable:YES
+ showSortIndicator:YES
+ ascending:YES
+ priority:0
+ highlightForSort:YES];
+ break;
+ case eTreeSortDirection_Descending:
+ [mTreeHeaderCell _setSortable:YES
+ showSortIndicator:YES
+ ascending:NO
+ priority:0
+ highlightForSort:YES];
+ break;
+ default:
+ // eTreeSortDirection_Natural
+ [mTreeHeaderCell _setSortable:YES
+ showSortIndicator:NO
+ ascending:YES
+ priority:0
+ highlightForSort:NO];
+ break;
+ }
+ }
+
+ mTreeHeaderCell.enabled = !aParams.controlParams.disabled;
+ mTreeHeaderCell.state =
+ (mTreeHeaderCell.enabled && aParams.controlParams.pressed)
+ ? NSControlStateValueOn
+ : NSControlStateValueOff;
+
+ mCellDrawView._drawingEndSeparator = !aParams.lastTreeHeaderCell;
+
+ NSGraphicsContext* savedContext = NSGraphicsContext.currentContext;
+ NSGraphicsContext.currentContext =
+ [NSGraphicsContext graphicsContextWithCGContext:cgContext flipped:YES];
+ DrawCellIncludingFocusRing(mTreeHeaderCell, inBoxRect, mCellDrawView);
+ NSGraphicsContext.currentContext = savedContext;
+
+#if DRAW_IN_FRAME_DEBUG
+ CGContextSetRGBFillColor(cgContext, 0.0, 0.0, 0.5, 0.25);
+ CGContextFillRect(cgContext, inBoxRect);
+#endif
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+static const CellRenderSettings dropdownSettings = {
+ {
+ NSMakeSize(0, 16), // mini
+ NSMakeSize(0, 19), // small
+ NSMakeSize(0, 22) // regular
+ },
+ {
+ NSMakeSize(18, 0), // mini
+ NSMakeSize(38, 0), // small
+ NSMakeSize(44, 0) // regular
+ },
+ {{
+ // Leopard
+ {1, 1, 2, 1}, // mini
+ {3, 0, 3, 1}, // small
+ {3, 0, 3, 0} // regular
+ },
+ {
+ // Yosemite
+ {1, 1, 2, 1}, // mini
+ {3, 0, 3, 1}, // small
+ {3, 0, 3, 0} // regular
+ }}};
+
+static const CellRenderSettings editableMenulistSettings = {
+ {
+ NSMakeSize(0, 15), // mini
+ NSMakeSize(0, 18), // small
+ NSMakeSize(0, 21) // regular
+ },
+ {
+ NSMakeSize(18, 0), // mini
+ NSMakeSize(38, 0), // small
+ NSMakeSize(44, 0) // regular
+ },
+ {{
+ // Leopard
+ {0, 0, 2, 2}, // mini
+ {0, 0, 3, 2}, // small
+ {0, 1, 3, 3} // regular
+ },
+ {
+ // Yosemite
+ {0, 0, 2, 2}, // mini
+ {0, 0, 3, 2}, // small
+ {0, 1, 3, 3} // regular
+ }}};
+
+void nsNativeThemeCocoa::DrawDropdown(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ const DropdownParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ [mDropdownCell setPullsDown:aParams.pullsDown];
+ NSCell* cell =
+ aParams.editable ? (NSCell*)mComboBoxCell : (NSCell*)mDropdownCell;
+
+ ApplyControlParamsToNSCell(aParams.controlParams, cell);
+
+ if (aParams.controlParams.insideActiveWindow) {
+ [cell setControlTint:[NSColor currentControlTint]];
+ } else {
+ [cell setControlTint:NSClearControlTint];
+ }
+
+ const CellRenderSettings& settings =
+ aParams.editable ? editableMenulistSettings : dropdownSettings;
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive =
+ aParams.controlParams.insideActiveWindow;
+ }
+ DrawCellWithSnapping(cell, cgContext, inBoxRect, settings, 0.5f,
+ mCellDrawView, aParams.controlParams.rtl);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+static const CellRenderSettings spinnerSettings = {
+ {
+ NSMakeSize(11,
+ 16), // mini (width trimmed by 2px to reduce blank border)
+ NSMakeSize(15, 22), // small
+ NSMakeSize(19, 27) // regular
+ },
+ {
+ NSMakeSize(11,
+ 16), // mini (width trimmed by 2px to reduce blank border)
+ NSMakeSize(15, 22), // small
+ NSMakeSize(19, 27) // regular
+ },
+ {{
+ // Leopard
+ {0, 0, 0, 0}, // mini
+ {0, 0, 0, 0}, // small
+ {0, 0, 0, 0} // regular
+ },
+ {
+ // Yosemite
+ {0, 0, 0, 0}, // mini
+ {0, 0, 0, 0}, // small
+ {0, 0, 0, 0} // regular
+ }}};
+
+HIThemeButtonDrawInfo nsNativeThemeCocoa::SpinButtonDrawInfo(
+ ThemeButtonKind aKind, const SpinButtonParams& aParams) {
+ HIThemeButtonDrawInfo bdi;
+ bdi.version = 0;
+ bdi.kind = aKind;
+ bdi.value = kThemeButtonOff;
+ bdi.adornment = kThemeAdornmentNone;
+
+ if (aParams.disabled) {
+ bdi.state = kThemeStateUnavailable;
+ } else if (aParams.insideActiveWindow && aParams.pressedButton) {
+ if (*aParams.pressedButton == SpinButton::eUp) {
+ bdi.state = kThemeStatePressedUp;
+ } else {
+ bdi.state = kThemeStatePressedDown;
+ }
+ } else {
+ bdi.state = kThemeStateActive;
+ }
+
+ return bdi;
+}
+
+void nsNativeThemeCocoa::DrawSpinButtons(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ const SpinButtonParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ HIThemeButtonDrawInfo bdi = SpinButtonDrawInfo(kThemeIncDecButton, aParams);
+ HIThemeDrawButton(&inBoxRect, &bdi, cgContext, HITHEME_ORIENTATION, NULL);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+void nsNativeThemeCocoa::DrawSpinButton(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ SpinButton aDrawnButton,
+ const SpinButtonParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ HIThemeButtonDrawInfo bdi =
+ SpinButtonDrawInfo(kThemeIncDecButtonMini, aParams);
+
+ // Cocoa only allows kThemeIncDecButton to paint the up and down spin buttons
+ // together as a single unit (presumably because when one button is active,
+ // the appearance of both changes (in different ways)). Here we have to paint
+ // both buttons, using clip to hide the one we don't want to paint.
+ HIRect drawRect = inBoxRect;
+ drawRect.size.height *= 2;
+ if (aDrawnButton == SpinButton::eDown) {
+ drawRect.origin.y -= inBoxRect.size.height;
+ }
+
+ // Shift the drawing a little to the left, since cocoa paints with more
+ // blank space around the visual buttons than we'd like:
+ drawRect.origin.x -= 1;
+
+ CGContextSaveGState(cgContext);
+ CGContextClipToRect(cgContext, inBoxRect);
+
+ HIThemeDrawButton(&drawRect, &bdi, cgContext, HITHEME_ORIENTATION, NULL);
+
+ CGContextRestoreGState(cgContext);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+static const CellRenderSettings progressSettings[2][2] = {
+ // Vertical progress bar.
+ {// Determined settings.
+ {{
+ NSZeroSize, // mini
+ NSMakeSize(10, 0), // small
+ NSMakeSize(16, 0) // regular
+ },
+ {NSZeroSize, NSZeroSize, NSZeroSize},
+ {{
+ // Leopard
+ {0, 0, 0, 0}, // mini
+ {1, 1, 1, 1}, // small
+ {1, 1, 1, 1} // regular
+ }}},
+ // There is no horizontal margin in regular undetermined size.
+ {{
+ NSZeroSize, // mini
+ NSMakeSize(10, 0), // small
+ NSMakeSize(16, 0) // regular
+ },
+ {NSZeroSize, NSZeroSize, NSZeroSize},
+ {{
+ // Leopard
+ {0, 0, 0, 0}, // mini
+ {1, 1, 1, 1}, // small
+ {1, 0, 1, 0} // regular
+ },
+ {
+ // Yosemite
+ {0, 0, 0, 0}, // mini
+ {1, 1, 1, 1}, // small
+ {1, 0, 1, 0} // regular
+ }}}},
+ // Horizontal progress bar.
+ {// Determined settings.
+ {{
+ NSZeroSize, // mini
+ NSMakeSize(0, 10), // small
+ NSMakeSize(0, 16) // regular
+ },
+ {NSZeroSize, NSZeroSize, NSZeroSize},
+ {{
+ // Leopard
+ {0, 0, 0, 0}, // mini
+ {1, 1, 1, 1}, // small
+ {1, 1, 1, 1} // regular
+ },
+ {
+ // Yosemite
+ {0, 0, 0, 0}, // mini
+ {1, 1, 1, 1}, // small
+ {1, 1, 1, 1} // regular
+ }}},
+ // There is no horizontal margin in regular undetermined size.
+ {{
+ NSZeroSize, // mini
+ NSMakeSize(0, 10), // small
+ NSMakeSize(0, 16) // regular
+ },
+ {NSZeroSize, NSZeroSize, NSZeroSize},
+ {{
+ // Leopard
+ {0, 0, 0, 0}, // mini
+ {1, 1, 1, 1}, // small
+ {0, 1, 0, 1} // regular
+ },
+ {
+ // Yosemite
+ {0, 0, 0, 0}, // mini
+ {1, 1, 1, 1}, // small
+ {0, 1, 0, 1} // regular
+ }}}}};
+
+nsNativeThemeCocoa::ProgressParams nsNativeThemeCocoa::ComputeProgressParams(
+ nsIFrame* aFrame, ElementState aEventState, bool aIsHorizontal) {
+ ProgressParams params;
+ params.value = GetProgressValue(aFrame);
+ params.max = GetProgressMaxValue(aFrame);
+ params.verticalAlignFactor = VerticalAlignFactor(aFrame);
+ params.insideActiveWindow = FrameIsInActiveWindow(aFrame);
+ params.indeterminate = aEventState.HasState(ElementState::INDETERMINATE);
+ params.horizontal = aIsHorizontal;
+ params.rtl = IsFrameRTL(aFrame);
+ return params;
+}
+
+void nsNativeThemeCocoa::DrawProgress(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ const ProgressParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ NSProgressBarCell* cell = mProgressBarCell;
+
+ [cell setValue:aParams.value];
+ [cell setMax:aParams.max];
+ [cell setIndeterminate:aParams.indeterminate];
+ [cell setHorizontal:aParams.horizontal];
+ [cell
+ setControlTint:(aParams.insideActiveWindow ? [NSColor currentControlTint]
+ : NSClearControlTint)];
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive = aParams.insideActiveWindow;
+ }
+ DrawCellWithSnapping(
+ cell, cgContext, inBoxRect,
+ progressSettings[aParams.horizontal][aParams.indeterminate],
+ aParams.verticalAlignFactor, mCellDrawView, aParams.rtl);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+static const CellRenderSettings meterSetting = {
+ {
+ NSMakeSize(0, 16), // mini
+ NSMakeSize(0, 16), // small
+ NSMakeSize(0, 16) // regular
+ },
+ {NSZeroSize, NSZeroSize, NSZeroSize},
+ {{
+ // Leopard
+ {1, 1, 1, 1}, // mini
+ {1, 1, 1, 1}, // small
+ {1, 1, 1, 1} // regular
+ },
+ {
+ // Yosemite
+ {1, 1, 1, 1}, // mini
+ {1, 1, 1, 1}, // small
+ {1, 1, 1, 1} // regular
+ }}};
+
+nsNativeThemeCocoa::MeterParams nsNativeThemeCocoa::ComputeMeterParams(
+ nsIFrame* aFrame) {
+ nsIContent* content = aFrame->GetContent();
+ if (!(content && content->IsHTMLElement(nsGkAtoms::meter))) {
+ return MeterParams();
+ }
+
+ HTMLMeterElement* meterElement = static_cast<HTMLMeterElement*>(content);
+ MeterParams params;
+ params.value = meterElement->Value();
+ params.min = meterElement->Min();
+ params.max = meterElement->Max();
+ ElementState states = meterElement->State();
+ if (states.HasState(ElementState::SUB_OPTIMUM)) {
+ params.optimumState = OptimumState::eSubOptimum;
+ } else if (states.HasState(ElementState::SUB_SUB_OPTIMUM)) {
+ params.optimumState = OptimumState::eSubSubOptimum;
+ }
+ params.horizontal = !IsVerticalMeter(aFrame);
+ params.verticalAlignFactor = VerticalAlignFactor(aFrame);
+ params.rtl = IsFrameRTL(aFrame);
+
+ return params;
+}
+
+void nsNativeThemeCocoa::DrawMeter(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ const MeterParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK
+
+ NSLevelIndicatorCell* cell = mMeterBarCell;
+
+ [cell setMinValue:aParams.min];
+ [cell setMaxValue:aParams.max];
+ [cell setDoubleValue:aParams.value];
+
+ /**
+ * The way HTML and Cocoa defines the meter/indicator widget are different.
+ * So, we are going to use a trick to get the Cocoa widget showing what we
+ * are expecting: we set the warningValue or criticalValue to the current
+ * value when we want to have the widget to be in the warning or critical
+ * state.
+ */
+ switch (aParams.optimumState) {
+ case OptimumState::eOptimum:
+ [cell setWarningValue:aParams.max + 1];
+ [cell setCriticalValue:aParams.max + 1];
+ break;
+ case OptimumState::eSubOptimum:
+ [cell setWarningValue:aParams.value];
+ [cell setCriticalValue:aParams.max + 1];
+ break;
+ case OptimumState::eSubSubOptimum:
+ [cell setWarningValue:aParams.max + 1];
+ [cell setCriticalValue:aParams.value];
+ break;
+ }
+
+ HIRect rect = CGRectStandardize(inBoxRect);
+ BOOL vertical = !aParams.horizontal;
+
+ CGContextSaveGState(cgContext);
+
+ if (vertical) {
+ /**
+ * Cocoa doesn't provide a vertical meter bar so to show one, we have to
+ * show a rotated horizontal meter bar.
+ * Given that we want to show a vertical meter bar, we assume that the rect
+ * has vertical dimensions but we can't correctly draw a meter widget inside
+ * such a rectangle so we need to inverse width and height (and re-position)
+ * to get a rectangle with horizontal dimensions.
+ * Finally, we want to show a vertical meter so we want to rotate the result
+ * so it is vertical. We do that by changing the context.
+ */
+ CGFloat tmp = rect.size.width;
+ rect.size.width = rect.size.height;
+ rect.size.height = tmp;
+ rect.origin.x += rect.size.height / 2.f - rect.size.width / 2.f;
+ rect.origin.y += rect.size.width / 2.f - rect.size.height / 2.f;
+
+ CGContextTranslateCTM(cgContext, CGRectGetMidX(rect), CGRectGetMidY(rect));
+ CGContextRotateCTM(cgContext, -M_PI / 2.f);
+ CGContextTranslateCTM(cgContext, -CGRectGetMidX(rect),
+ -CGRectGetMidY(rect));
+ }
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive =
+ YES; // TODO: propagate correct activeness state
+ }
+ DrawCellWithSnapping(cell, cgContext, rect, meterSetting,
+ aParams.verticalAlignFactor, mCellDrawView,
+ !vertical && aParams.rtl);
+
+ CGContextRestoreGState(cgContext);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK
+}
+
+void nsNativeThemeCocoa::DrawTabPanel(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ bool aIsInsideActiveWindow) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ HIThemeTabPaneDrawInfo tpdi;
+
+ tpdi.version = 1;
+ tpdi.state = aIsInsideActiveWindow ? kThemeStateActive : kThemeStateInactive;
+ tpdi.direction = kThemeTabNorth;
+ tpdi.size = kHIThemeTabSizeNormal;
+ tpdi.kind = kHIThemeTabKindNormal;
+
+ HIThemeDrawTabPane(&inBoxRect, &tpdi, cgContext, HITHEME_ORIENTATION);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+Maybe<nsNativeThemeCocoa::ScaleParams>
+nsNativeThemeCocoa::ComputeHTMLScaleParams(nsIFrame* aFrame,
+ ElementState aEventState) {
+ nsRangeFrame* rangeFrame = do_QueryFrame(aFrame);
+ if (!rangeFrame) {
+ return Nothing();
+ }
+
+ bool isHorizontal = IsRangeHorizontal(aFrame);
+
+ // ScaleParams requires integer min, max and value. This is purely for
+ // drawing, so we normalize to a range 0-1000 here.
+ ScaleParams params;
+ params.value = int32_t(rangeFrame->GetValueAsFractionOfRange() * 1000);
+ params.min = 0;
+ params.max = 1000;
+ params.reverse = !isHorizontal || rangeFrame->IsRightToLeft();
+ params.insideActiveWindow = FrameIsInActiveWindow(aFrame);
+ params.focused = aEventState.HasState(ElementState::FOCUSRING);
+ params.disabled = aEventState.HasState(ElementState::DISABLED);
+ params.horizontal = isHorizontal;
+ return Some(params);
+}
+
+void nsNativeThemeCocoa::DrawScale(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ const ScaleParams& aParams) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ HIThemeTrackDrawInfo tdi;
+
+ tdi.version = 0;
+ tdi.kind = kThemeMediumSlider;
+ tdi.bounds = inBoxRect;
+ tdi.min = aParams.min;
+ tdi.max = aParams.max;
+ tdi.value = aParams.value;
+ tdi.attributes = kThemeTrackShowThumb;
+ if (aParams.horizontal) {
+ tdi.attributes |= kThemeTrackHorizontal;
+ }
+ if (aParams.reverse) {
+ tdi.attributes |= kThemeTrackRightToLeft;
+ }
+ if (aParams.focused) {
+ tdi.attributes |= kThemeTrackHasFocus;
+ }
+ if (aParams.disabled) {
+ tdi.enableState = kThemeTrackDisabled;
+ } else {
+ tdi.enableState =
+ aParams.insideActiveWindow ? kThemeTrackActive : kThemeTrackInactive;
+ }
+ tdi.trackInfo.slider.thumbDir = kThemeThumbPlain;
+ tdi.trackInfo.slider.pressState = 0;
+
+ HIThemeDrawTrack(&tdi, NULL, cgContext, HITHEME_ORIENTATION);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+nsIFrame* nsNativeThemeCocoa::SeparatorResponsibility(nsIFrame* aBefore,
+ nsIFrame* aAfter) {
+ // Usually a separator is drawn by the segment to the right of the
+ // separator, but pressed and selected segments have higher priority.
+ if (!aBefore || !aAfter) return nullptr;
+ if (IsSelectedButton(aAfter)) return aAfter;
+ if (IsSelectedButton(aBefore) || IsPressedButton(aBefore)) return aBefore;
+ return aAfter;
+}
+
+static CGRect SeparatorAdjustedRect(CGRect aRect,
+ nsNativeThemeCocoa::SegmentParams aParams) {
+ // A separator between two segments should always be located in the leftmost
+ // pixel column of the segment to the right of the separator, regardless of
+ // who ends up drawing it.
+ // CoreUI draws the separators inside the drawing rect.
+ if (!aParams.atLeftEnd && !aParams.drawsLeftSeparator) {
+ // The segment to the left of us draws the separator, so we need to make
+ // room for it.
+ aRect.origin.x += 1;
+ aRect.size.width -= 1;
+ }
+ if (aParams.drawsRightSeparator) {
+ // We draw the right separator, so we need to extend the draw rect into the
+ // segment to our right.
+ aRect.size.width += 1;
+ }
+ return aRect;
+}
+
+static NSString* ToolbarButtonPosition(BOOL aIsFirst, BOOL aIsLast) {
+ if (aIsFirst) {
+ if (aIsLast) return @"kCUISegmentPositionOnly";
+ return @"kCUISegmentPositionFirst";
+ }
+ if (aIsLast) return @"kCUISegmentPositionLast";
+ return @"kCUISegmentPositionMiddle";
+}
+
+struct SegmentedControlRenderSettings {
+ const CGFloat* heights;
+ const NSString* widgetName;
+};
+
+static const CGFloat tabHeights[3] = {17, 20, 23};
+
+static const SegmentedControlRenderSettings tabRenderSettings = {tabHeights,
+ @"tab"};
+
+static const CGFloat toolbarButtonHeights[3] = {15, 18, 22};
+
+static const SegmentedControlRenderSettings toolbarButtonRenderSettings = {
+ toolbarButtonHeights, @"kCUIWidgetButtonSegmentedSCurve"};
+
+nsNativeThemeCocoa::SegmentParams nsNativeThemeCocoa::ComputeSegmentParams(
+ nsIFrame* aFrame, ElementState aEventState, SegmentType aSegmentType) {
+ SegmentParams params;
+ params.segmentType = aSegmentType;
+ params.insideActiveWindow = FrameIsInActiveWindow(aFrame);
+ params.pressed = IsPressedButton(aFrame);
+ params.selected = IsSelectedButton(aFrame);
+ params.focused = aEventState.HasState(ElementState::FOCUSRING);
+ bool isRTL = IsFrameRTL(aFrame);
+ nsIFrame* left = GetAdjacentSiblingFrameWithSameAppearance(aFrame, isRTL);
+ nsIFrame* right = GetAdjacentSiblingFrameWithSameAppearance(aFrame, !isRTL);
+ params.atLeftEnd = !left;
+ params.atRightEnd = !right;
+ params.drawsLeftSeparator = SeparatorResponsibility(left, aFrame) == aFrame;
+ params.drawsRightSeparator = SeparatorResponsibility(aFrame, right) == aFrame;
+ params.rtl = isRTL;
+ return params;
+}
+
+static SegmentedControlRenderSettings RenderSettingsForSegmentType(
+ nsNativeThemeCocoa::SegmentType aSegmentType) {
+ switch (aSegmentType) {
+ case nsNativeThemeCocoa::SegmentType::eToolbarButton:
+ return toolbarButtonRenderSettings;
+ case nsNativeThemeCocoa::SegmentType::eTab:
+ return tabRenderSettings;
+ }
+}
+
+void nsNativeThemeCocoa::DrawSegment(CGContextRef cgContext,
+ const HIRect& inBoxRect,
+ const SegmentParams& aParams) {
+ SegmentedControlRenderSettings renderSettings =
+ RenderSettingsForSegmentType(aParams.segmentType);
+ NSControlSize controlSize =
+ FindControlSize(inBoxRect.size.height, renderSettings.heights, 4.0f);
+ CGRect drawRect = SeparatorAdjustedRect(inBoxRect, aParams);
+
+ NSDictionary* dict = @{
+ @"widget" : renderSettings.widgetName,
+ @"kCUIPresentationStateKey" :
+ (aParams.insideActiveWindow ? @"kCUIPresentationStateActiveKey"
+ : @"kCUIPresentationStateInactive"),
+ @"kCUIPositionKey" :
+ ToolbarButtonPosition(aParams.atLeftEnd, aParams.atRightEnd),
+ @"kCUISegmentLeadingSeparatorKey" :
+ [NSNumber numberWithBool:aParams.drawsLeftSeparator],
+ @"kCUISegmentTrailingSeparatorKey" :
+ [NSNumber numberWithBool:aParams.drawsRightSeparator],
+ @"value" : [NSNumber numberWithBool:aParams.selected],
+ @"state" : (aParams.pressed
+ ? @"pressed"
+ : (aParams.insideActiveWindow ? @"normal" : @"inactive")),
+ @"focus" : [NSNumber numberWithBool:aParams.focused],
+ @"size" : CUIControlSizeForCocoaSize(controlSize),
+ @"is.flipped" : [NSNumber numberWithBool:YES],
+ @"direction" : @"up"
+ };
+
+ RenderWithCoreUI(drawRect, cgContext, dict);
+}
+
+void nsNativeThemeCocoa::DrawToolbar(CGContextRef cgContext,
+ const CGRect& inBoxRect, bool aIsMain) {
+ CGRect drawRect = inBoxRect;
+
+ // top border
+ drawRect.size.height = 1.0f;
+ DrawNativeGreyColorInRect(cgContext, toolbarTopBorderGrey, drawRect, aIsMain);
+
+ // background
+ drawRect.origin.y += drawRect.size.height;
+ drawRect.size.height = inBoxRect.size.height - 2.0f;
+ DrawNativeGreyColorInRect(cgContext, toolbarFillGrey, drawRect, aIsMain);
+
+ // bottom border
+ drawRect.origin.y += drawRect.size.height;
+ drawRect.size.height = 1.0f;
+ DrawNativeGreyColorInRect(cgContext, toolbarBottomBorderGrey, drawRect,
+ aIsMain);
+}
+
+static bool ToolbarCanBeUnified(const gfx::Rect& aRect, NSWindow* aWindow) {
+ if (![aWindow isKindOfClass:[ToolbarWindow class]]) return false;
+
+ ToolbarWindow* win = (ToolbarWindow*)aWindow;
+ float unifiedToolbarHeight = [win unifiedToolbarHeight];
+ return aRect.X() == 0 && aRect.Width() >= [win frame].size.width &&
+ aRect.YMost() <= unifiedToolbarHeight;
+}
+
+void nsNativeThemeCocoa::DrawStatusBar(CGContextRef cgContext,
+ const HIRect& inBoxRect, bool aIsMain) {
+ NS_OBJC_BEGIN_TRY_IGNORE_BLOCK;
+
+ if (inBoxRect.size.height < 2.0f) return;
+
+ CGContextSaveGState(cgContext);
+ CGContextClipToRect(cgContext, inBoxRect);
+
+ // kCUIWidgetWindowFrame draws a complete window frame with both title bar
+ // and bottom bar. We only want the bottom bar, so we extend the draw rect
+ // upwards to make space for the title bar, and then we clip it away.
+ CGRect drawRect = inBoxRect;
+ const int extendUpwards = 40;
+ drawRect.origin.y -= extendUpwards;
+ drawRect.size.height += extendUpwards;
+ RenderWithCoreUI(
+ drawRect, cgContext,
+ [NSDictionary dictionaryWithObjectsAndKeys:
+ @"kCUIWidgetWindowFrame", @"widget", @"regularwin",
+ @"windowtype", (aIsMain ? @"normal" : @"inactive"),
+ @"state",
+ [NSNumber numberWithInt:inBoxRect.size.height],
+ @"kCUIWindowFrameBottomBarHeightKey",
+ [NSNumber numberWithBool:YES],
+ @"kCUIWindowFrameDrawBottomBarSeparatorKey",
+ [NSNumber numberWithBool:YES], @"is.flipped", nil]);
+
+ CGContextRestoreGState(cgContext);
+
+ NS_OBJC_END_TRY_IGNORE_BLOCK;
+}
+
+void nsNativeThemeCocoa::DrawMultilineTextField(CGContextRef cgContext,
+ const CGRect& inBoxRect,
+ bool aIsFocused) {
+ mTextFieldCell.enabled = YES;
+ mTextFieldCell.showsFirstResponder = aIsFocused;
+
+ if (mCellDrawWindow) {
+ mCellDrawWindow.cellsShouldLookActive = YES;
+ }
+
+ // DrawCellIncludingFocusRing draws into the current NSGraphicsContext, so do
+ // the usual save+restore dance.
+ NSGraphicsContext* savedContext = NSGraphicsContext.currentContext;
+ NSGraphicsContext.currentContext =
+ [NSGraphicsContext graphicsContextWithCGContext:cgContext flipped:YES];
+ DrawCellIncludingFocusRing(mTextFieldCell, inBoxRect, mCellDrawView);
+ NSGraphicsContext.currentContext = savedContext;
+}
+
+static bool IsHiDPIContext(nsDeviceContext* aContext) {
+ return AppUnitsPerCSSPixel() >=
+ 2 * aContext->AppUnitsPerDevPixelAtUnitFullZoom();
+}
+
+Maybe<nsNativeThemeCocoa::WidgetInfo> nsNativeThemeCocoa::ComputeWidgetInfo(
+ nsIFrame* aFrame, StyleAppearance aAppearance, const nsRect& aRect) {
+ NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
+
+ // setup to draw into the correct port
+ int32_t p2a = aFrame->PresContext()->AppUnitsPerDevPixel();
+
+ gfx::Rect nativeWidgetRect(aRect.x, aRect.y, aRect.width, aRect.height);
+ nativeWidgetRect.Scale(1.0 / gfxFloat(p2a));
+ float originalHeight = nativeWidgetRect.Height();
+ nativeWidgetRect.Round();
+ if (nativeWidgetRect.IsEmpty()) {
+ return Nothing(); // Don't attempt to draw invisible widgets.
+ }
+
+ bool hidpi = IsHiDPIContext(aFrame->PresContext()->DeviceContext());
+ if (hidpi) {
+ // Use high-resolution drawing.
+ nativeWidgetRect.Scale(0.5f);
+ originalHeight *= 0.5f;
+ }
+
+ ElementState elementState = GetContentState(aFrame, aAppearance);
+
+ switch (aAppearance) {
+ case StyleAppearance::Menupopup:
+ return Nothing();
+
+ case StyleAppearance::Tooltip:
+ return Nothing();
+
+ case StyleAppearance::Checkbox:
+ case StyleAppearance::Radio: {
+ bool isCheckbox = aAppearance == StyleAppearance::Checkbox;
+
+ CheckboxOrRadioParams params;
+ params.state = CheckboxOrRadioState::eOff;
+ if (isCheckbox && elementState.HasState(ElementState::INDETERMINATE)) {
+ params.state = CheckboxOrRadioState::eIndeterminate;
+ } else if (elementState.HasState(ElementState::CHECKED)) {
+ params.state = CheckboxOrRadioState::eOn;
+ }
+ params.controlParams = ComputeControlParams(aFrame, elementState);
+ params.verticalAlignFactor = VerticalAlignFactor(aFrame);
+ if (isCheckbox) {
+ return Some(WidgetInfo::Checkbox(params));
+ }
+ return Some(WidgetInfo::Radio(params));
+ }
+
+ case StyleAppearance::Button:
+ if (IsDefaultButton(aFrame)) {
+ // Check whether the default button is in a document that does not
+ // match the :-moz-window-inactive pseudoclass. This activeness check
+ // is different from the other "active window" checks in this file
+ // because we absolutely need the button's default button appearance to
+ // be in sync with its text color, and the text color is changed by
+ // such a :-moz-window-inactive rule. (That's because on 10.10 and up,
+ // default buttons in active windows have blue background and white
+ // text, and default buttons in inactive windows have white background
+ // and black text.)
+ DocumentState docState = aFrame->PresContext()->Document()->State();
+ ControlParams params = ComputeControlParams(aFrame, elementState);
+ params.insideActiveWindow =
+ !docState.HasState(DocumentState::WINDOW_INACTIVE);
+ return Some(WidgetInfo::Button(
+ ButtonParams{params, ButtonType::eDefaultPushButton}));
+ }
+ if (IsButtonTypeMenu(aFrame)) {
+ ControlParams controlParams =
+ ComputeControlParams(aFrame, elementState);
+ controlParams.pressed = IsOpenButton(aFrame);
+ DropdownParams params;
+ params.controlParams = controlParams;
+ params.pullsDown = true;
+ params.editable = false;
+ return Some(WidgetInfo::Dropdown(params));
+ }
+ if (originalHeight > DO_SQUARE_BUTTON_HEIGHT) {
+ // If the button is tall enough, draw the square button style so that
+ // buttons with non-standard content look good. Otherwise draw normal
+ // rounded aqua buttons.
+ // This comparison is done based on the height that is calculated
+ // without the top, because the snapped height can be affected by the
+ // top of the rect and that may result in different height depending on
+ // the top value.
+ return Some(WidgetInfo::Button(
+ ButtonParams{ComputeControlParams(aFrame, elementState),
+ ButtonType::eSquareBezelPushButton}));
+ }
+ return Some(WidgetInfo::Button(
+ ButtonParams{ComputeControlParams(aFrame, elementState),
+ ButtonType::eRegularPushButton}));
+
+ case StyleAppearance::MozMacHelpButton:
+ return Some(WidgetInfo::Button(
+ ButtonParams{ComputeControlParams(aFrame, elementState),
+ ButtonType::eHelpButton}));
+
+ case StyleAppearance::MozMacDisclosureButtonOpen:
+ case StyleAppearance::MozMacDisclosureButtonClosed: {
+ ButtonType buttonType =
+ (aAppearance == StyleAppearance::MozMacDisclosureButtonClosed)
+ ? ButtonType::eDisclosureButtonClosed
+ : ButtonType::eDisclosureButtonOpen;
+ return Some(WidgetInfo::Button(ButtonParams{
+ ComputeControlParams(aFrame, elementState), buttonType}));
+ }
+
+ case StyleAppearance::Spinner: {
+ bool isSpinner = (aAppearance == StyleAppearance::Spinner);
+ nsIContent* content = aFrame->GetContent();
+ if (isSpinner && content->IsHTMLElement()) {
+ // In HTML the theming for the spin buttons is drawn individually into
+ // their own backgrounds instead of being drawn into the background of
+ // their spinner parent as it is for XUL.
+ break;
+ }
+ SpinButtonParams params;
+ if (content->IsElement()) {
+ if (content->AsElement()->AttrValueIs(
+ kNameSpaceID_None, nsGkAtoms::state, u"up"_ns, eCaseMatters)) {
+ params.pressedButton = Some(SpinButton::eUp);
+ } else if (content->AsElement()->AttrValueIs(
+ kNameSpaceID_None, nsGkAtoms::state, u"down"_ns,
+ eCaseMatters)) {
+ params.pressedButton = Some(SpinButton::eDown);
+ }
+ }
+ params.disabled = elementState.HasState(ElementState::DISABLED);
+ params.insideActiveWindow = FrameIsInActiveWindow(aFrame);
+
+ return Some(WidgetInfo::SpinButtons(params));
+ }
+
+ case StyleAppearance::SpinnerUpbutton:
+ case StyleAppearance::SpinnerDownbutton: {
+ nsNumberControlFrame* numberControlFrame =
+ nsNumberControlFrame::GetNumberControlFrameForSpinButton(aFrame);
+ if (numberControlFrame) {
+ SpinButtonParams params;
+ if (numberControlFrame->SpinnerUpButtonIsDepressed()) {
+ params.pressedButton = Some(SpinButton::eUp);
+ } else if (numberControlFrame->SpinnerDownButtonIsDepressed()) {
+ params.pressedButton = Some(SpinButton::eDown);
+ }
+ params.disabled = elementState.HasState(ElementState::DISABLED);
+ params.insideActiveWindow = FrameIsInActiveWindow(aFrame);
+ if (aAppearance == StyleAppearance::SpinnerUpbutton) {
+ return Some(WidgetInfo::SpinButtonUp(params));
+ }
+ return Some(WidgetInfo::SpinButtonDown(params));
+ }
+ } break;
+
+ case StyleAppearance::Toolbarbutton: {
+ SegmentParams params = ComputeSegmentParams(aFrame, elementState,
+ SegmentType::eToolbarButton);
+ params.insideActiveWindow = [NativeWindowForFrame(aFrame) isMainWindow];
+ return Some(WidgetInfo::Segment(params));
+ }
+
+ case StyleAppearance::Separator:
+ return Some(WidgetInfo::Separator());
+
+ case StyleAppearance::Toolbar: {
+ NSWindow* win = NativeWindowForFrame(aFrame);
+ bool isMain = [win isMainWindow];
+ if (ToolbarCanBeUnified(nativeWidgetRect, win)) {
+ // Unified toolbars are drawn similar to vibrancy; we communicate their
+ // extents via the theme geometry mechanism and then place native views
+ // under Gecko's rendering. So Gecko just needs to be transparent in the
+ // place where the toolbar should be visible.
+ return Nothing();
+ }
+ return Some(WidgetInfo::Toolbar(isMain));
+ }
+
+ case StyleAppearance::MozWindowTitlebar: {
+ return Nothing();
+ }
+
+ case StyleAppearance::Statusbar:
+ return Some(WidgetInfo::StatusBar(IsActive(aFrame, YES)));
+
+ case StyleAppearance::MenulistButton:
+ case StyleAppearance::Menulist: {
+ ControlParams controlParams = ComputeControlParams(aFrame, elementState);
+ controlParams.pressed = IsOpenButton(aFrame);
+ DropdownParams params;
+ params.controlParams = controlParams;
+ params.pullsDown = false;
+ params.editable = false;
+ return Some(WidgetInfo::Dropdown(params));
+ }
+
+ case StyleAppearance::MozMenulistArrowButton:
+ return Some(WidgetInfo::Button(
+ ButtonParams{ComputeControlParams(aFrame, elementState),
+ ButtonType::eArrowButton}));
+
+ case StyleAppearance::Textfield:
+ case StyleAppearance::NumberInput:
+ return Some(
+ WidgetInfo::TextField(ComputeTextFieldParams(aFrame, elementState)));
+
+ case StyleAppearance::Searchfield:
+ return Some(WidgetInfo::SearchField(
+ ComputeTextFieldParams(aFrame, elementState)));
+
+ case StyleAppearance::ProgressBar: {
+ if (elementState.HasState(ElementState::INDETERMINATE)) {
+ if (!QueueAnimatedContentForRefresh(aFrame->GetContent(), 30)) {
+ NS_WARNING("Unable to animate progressbar!");
+ }
+ }
+ return Some(WidgetInfo::ProgressBar(ComputeProgressParams(
+ aFrame, elementState, !IsVerticalProgress(aFrame))));
+ }
+
+ case StyleAppearance::Meter:
+ return Some(WidgetInfo::Meter(ComputeMeterParams(aFrame)));
+
+ case StyleAppearance::Progresschunk:
+ case StyleAppearance::Meterchunk:
+ // Do nothing: progress and meter bars cases will draw chunks.
+ break;
+
+ case StyleAppearance::Treetwisty:
+ return Some(WidgetInfo::Button(
+ ButtonParams{ComputeControlParams(aFrame, elementState),
+ ButtonType::eTreeTwistyPointingRight}));
+
+ case StyleAppearance::Treetwistyopen:
+ return Some(WidgetInfo::Button(
+ ButtonParams{ComputeControlParams(aFrame, elementState),
+ ButtonType::eTreeTwistyPointingDown}));
+
+ case StyleAppearance::Treeheadercell:
+ return Some(WidgetInfo::TreeHeaderCell(
+ ComputeTreeHeaderCellParams(aFrame, elementState)));
+
+ case StyleAppearance::Treeitem:
+ case StyleAppearance::Treeview:
+ return Some(WidgetInfo::ColorFill(sRGBColor(1.0, 1.0, 1.0, 1.0)));
+
+ case StyleAppearance::Treeheader:
+ // do nothing, taken care of by individual header cells
+ case StyleAppearance::Treeline:
+ // do nothing, these lines don't exist on macos
+ break;
+
+ case StyleAppearance::Range: {
+ Maybe<ScaleParams> params = ComputeHTMLScaleParams(aFrame, elementState);
+ if (params) {
+ return Some(WidgetInfo::Scale(*params));
+ }
+ break;
+ }
+
+ case StyleAppearance::Textarea:
+ return Some(WidgetInfo::MultilineTextField(
+ elementState.HasState(ElementState::FOCUS)));
+
+ case StyleAppearance::Listbox:
+ return Some(WidgetInfo::ListBox());
+
+ case StyleAppearance::Tab: {
+ SegmentParams params =
+ ComputeSegmentParams(aFrame, elementState, SegmentType::eTab);
+ params.pressed = params.pressed && !params.selected;
+ return Some(WidgetInfo::Segment(params));
+ }
+
+ case StyleAppearance::Tabpanels:
+ return Some(WidgetInfo::TabPanel(FrameIsInActiveWindow(aFrame)));
+
+ default:
+ break;
+ }
+
+ return Nothing();
+
+ NS_OBJC_END_TRY_BLOCK_RETURN(Nothing());
+}
+
+NS_IMETHODIMP
+nsNativeThemeCocoa::DrawWidgetBackground(gfxContext* aContext, nsIFrame* aFrame,
+ StyleAppearance aAppearance,
+ const nsRect& aRect,
+ const nsRect& aDirtyRect,
+ DrawOverflow aDrawOverflow) {
+ NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
+
+ if (IsWidgetAlwaysNonNative(aFrame, aAppearance)) {
+ return ThemeCocoa::DrawWidgetBackground(aContext, aFrame, aAppearance,
+ aRect, aDirtyRect, aDrawOverflow);
+ }
+
+ Maybe<WidgetInfo> widgetInfo = ComputeWidgetInfo(aFrame, aAppearance, aRect);
+
+ if (!widgetInfo) {
+ return NS_OK;
+ }
+
+ int32_t p2a = aFrame->PresContext()->AppUnitsPerDevPixel();
+
+ gfx::Rect nativeWidgetRect = NSRectToRect(aRect, p2a);
+ nativeWidgetRect.Round();
+
+ bool hidpi = IsHiDPIContext(aFrame->PresContext()->DeviceContext());
+
+ auto colorScheme = LookAndFeel::ColorSchemeForFrame(aFrame);
+
+ RenderWidget(*widgetInfo, colorScheme, *aContext->GetDrawTarget(),
+ nativeWidgetRect, NSRectToRect(aDirtyRect, p2a),
+ hidpi ? 2.0f : 1.0f);
+
+ return NS_OK;
+
+ NS_OBJC_END_TRY_BLOCK_RETURN(NS_ERROR_FAILURE);
+}
+
+void nsNativeThemeCocoa::RenderWidget(const WidgetInfo& aWidgetInfo,
+ LookAndFeel::ColorScheme aScheme,
+ DrawTarget& aDrawTarget,
+ const gfx::Rect& aWidgetRect,
+ const gfx::Rect& aDirtyRect,
+ float aScale) {
+ // Some of the drawing below uses NSAppearance.currentAppearance behind the
+ // scenes. Set it to the appearance we want, the same way as
+ // nsLookAndFeel::NativeGetColor.
+ NSAppearance.currentAppearance = NSAppearanceForColorScheme(aScheme);
+
+ // Also set the cell draw window's appearance; this is respected by
+ // NSTextFieldCell (and its subclass NSSearchFieldCell).
+ if (mCellDrawWindow) {
+ mCellDrawWindow.appearance = NSAppearance.currentAppearance;
+ }
+
+ const Widget widget = aWidgetInfo.Widget();
+
+ // Some widgets render using DrawTarget, and some using CGContext.
+ switch (widget) {
+ case Widget::eColorFill: {
+ sRGBColor color = aWidgetInfo.Params<sRGBColor>();
+ aDrawTarget.FillRect(aWidgetRect, ColorPattern(ToDeviceColor(color)));
+ break;
+ }
+ default: {
+ AutoRestoreTransform autoRestoreTransform(&aDrawTarget);
+ gfx::Rect widgetRect = aWidgetRect;
+ gfx::Rect dirtyRect = aDirtyRect;
+
+ dirtyRect.Scale(1.0f / aScale);
+ widgetRect.Scale(1.0f / aScale);
+ aDrawTarget.SetTransform(
+ aDrawTarget.GetTransform().PreScale(aScale, aScale));
+
+ // The remaining widgets require a CGContext.
+ CGRect macRect = CGRectMake(widgetRect.X(), widgetRect.Y(),
+ widgetRect.Width(), widgetRect.Height());
+
+ gfxQuartzNativeDrawing nativeDrawing(aDrawTarget, dirtyRect);
+
+ CGContextRef cgContext = nativeDrawing.BeginNativeDrawing();
+ if (cgContext == nullptr) {
+ // The Quartz surface handles 0x0 surfaces by internally
+ // making all operations no-ops; there's no cgcontext created for them.
+ // Unfortunately, this means that callers that want to render
+ // directly to the CGContext need to be aware of this quirk.
+ return;
+ }
+
+ // Set the context's "base transform" to in order to get correctly-sized
+ // focus rings.
+ CGContextSetBaseCTM(cgContext,
+ CGAffineTransformMakeScale(aScale, aScale));
+
+ switch (widget) {
+ case Widget::eColorFill:
+ MOZ_CRASH("already handled in outer switch");
+ break;
+ case Widget::eCheckbox: {
+ CheckboxOrRadioParams params =
+ aWidgetInfo.Params<CheckboxOrRadioParams>();
+ DrawCheckboxOrRadio(cgContext, true, macRect, params);
+ break;
+ }
+ case Widget::eRadio: {
+ CheckboxOrRadioParams params =
+ aWidgetInfo.Params<CheckboxOrRadioParams>();
+ DrawCheckboxOrRadio(cgContext, false, macRect, params);
+ break;
+ }
+ case Widget::eButton: {
+ ButtonParams params = aWidgetInfo.Params<ButtonParams>();
+ DrawButton(cgContext, macRect, params);
+ break;
+ }
+ case Widget::eDropdown: {
+ DropdownParams params = aWidgetInfo.Params<DropdownParams>();
+ DrawDropdown(cgContext, macRect, params);
+ break;
+ }
+ case Widget::eSpinButtons: {
+ SpinButtonParams params = aWidgetInfo.Params<SpinButtonParams>();
+ DrawSpinButtons(cgContext, macRect, params);
+ break;
+ }
+ case Widget::eSpinButtonUp: {
+ SpinButtonParams params = aWidgetInfo.Params<SpinButtonParams>();
+ DrawSpinButton(cgContext, macRect, SpinButton::eUp, params);
+ break;
+ }
+ case Widget::eSpinButtonDown: {
+ SpinButtonParams params = aWidgetInfo.Params<SpinButtonParams>();
+ DrawSpinButton(cgContext, macRect, SpinButton::eDown, params);
+ break;
+ }
+ case Widget::eSegment: {
+ SegmentParams params = aWidgetInfo.Params<SegmentParams>();
+ DrawSegment(cgContext, macRect, params);
+ break;
+ }
+ case Widget::eSeparator: {
+ HIThemeSeparatorDrawInfo sdi = {0, kThemeStateActive};
+ HIThemeDrawSeparator(&macRect, &sdi, cgContext, HITHEME_ORIENTATION);
+ break;
+ }
+ case Widget::eToolbar: {
+ bool isMain = aWidgetInfo.Params<bool>();
+ DrawToolbar(cgContext, macRect, isMain);
+ break;
+ }
+ case Widget::eStatusBar: {
+ bool isMain = aWidgetInfo.Params<bool>();
+ DrawStatusBar(cgContext, macRect, isMain);
+ break;
+ }
+ case Widget::eGroupBox: {
+ HIThemeGroupBoxDrawInfo gdi = {0, kThemeStateActive,
+ kHIThemeGroupBoxKindPrimary};
+ HIThemeDrawGroupBox(&macRect, &gdi, cgContext, HITHEME_ORIENTATION);
+ break;
+ }
+ case Widget::eTextField: {
+ TextFieldParams params = aWidgetInfo.Params<TextFieldParams>();
+ DrawTextField(cgContext, macRect, params);
+ break;
+ }
+ case Widget::eSearchField: {
+ TextFieldParams params = aWidgetInfo.Params<TextFieldParams>();
+ DrawSearchField(cgContext, macRect, params);
+ break;
+ }
+ case Widget::eProgressBar: {
+ ProgressParams params = aWidgetInfo.Params<ProgressParams>();
+ DrawProgress(cgContext, macRect, params);
+ break;
+ }
+ case Widget::eMeter: {
+ MeterParams params = aWidgetInfo.Params<MeterParams>();
+ DrawMeter(cgContext, macRect, params);
+ break;
+ }
+ case Widget::eTreeHeaderCell: {
+ TreeHeaderCellParams params =
+ aWidgetInfo.Params<TreeHeaderCellParams>();
+ DrawTreeHeaderCell(cgContext, macRect, params);
+ break;
+ }
+ case Widget::eScale: {
+ ScaleParams params = aWidgetInfo.Params<ScaleParams>();
+ DrawScale(cgContext, macRect, params);
+ break;
+ }
+ case Widget::eMultilineTextField: {
+ bool isFocused = aWidgetInfo.Params<bool>();
+ DrawMultilineTextField(cgContext, macRect, isFocused);
+ break;
+ }
+ case Widget::eListBox: {
+ // Fill the content with the control background color.
+ CGContextSetFillColorWithColor(
+ cgContext, [NSColor.controlBackgroundColor CGColor]);
+ CGContextFillRect(cgContext, macRect);
+ // Draw the frame using kCUIWidgetScrollViewFrame. This is what
+ // NSScrollView uses in
+ // -[NSScrollView drawRect:] if you give it a borderType of
+ // NSBezelBorder.
+ RenderWithCoreUI(
+ macRect, cgContext, @{
+ @"widget" : @"kCUIWidgetScrollViewFrame",
+ @"kCUIIsFlippedKey" : @YES,
+ @"kCUIVariantMetal" : @NO,
+ });
+ break;
+ }
+ case Widget::eTabPanel: {
+ bool isInsideActiveWindow = aWidgetInfo.Params<bool>();
+ DrawTabPanel(cgContext, macRect, isInsideActiveWindow);
+ break;
+ }
+ }
+
+ // Reset the base CTM.
+ CGContextSetBaseCTM(cgContext, CGAffineTransformIdentity);
+
+ nativeDrawing.EndNativeDrawing();
+ }
+ }
+}
+
+bool nsNativeThemeCocoa::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) {
+ if (IsWidgetAlwaysNonNative(aFrame, aAppearance)) {
+ return ThemeCocoa::CreateWebRenderCommandsForWidget(
+ aBuilder, aResources, aSc, aManager, aFrame, aAppearance, aRect);
+ }
+
+ // This list needs to stay consistent with the list in DrawWidgetBackground.
+ // For every switch case in DrawWidgetBackground, there are three choices:
+ // - If the case in DrawWidgetBackground draws nothing for the given widget
+ // type, then don't list it here. We will hit the "default: return true;"
+ // case.
+ // - If the case in DrawWidgetBackground draws something simple for the given
+ // widget type, imitate that drawing using WebRender commands.
+ // - If the case in DrawWidgetBackground draws something complicated for the
+ // given widget type, return false here.
+ switch (aAppearance) {
+ case StyleAppearance::Checkbox:
+ case StyleAppearance::Radio:
+ case StyleAppearance::Button:
+ case StyleAppearance::MozMacHelpButton:
+ case StyleAppearance::MozMacDisclosureButtonOpen:
+ case StyleAppearance::MozMacDisclosureButtonClosed:
+ case StyleAppearance::Spinner:
+ case StyleAppearance::SpinnerUpbutton:
+ case StyleAppearance::SpinnerDownbutton:
+ case StyleAppearance::Toolbarbutton:
+ case StyleAppearance::Separator:
+ case StyleAppearance::Toolbar:
+ case StyleAppearance::MozWindowTitlebar:
+ case StyleAppearance::Statusbar:
+ case StyleAppearance::Menulist:
+ case StyleAppearance::MenulistButton:
+ case StyleAppearance::MozMenulistArrowButton:
+ case StyleAppearance::Textfield:
+ case StyleAppearance::NumberInput:
+ case StyleAppearance::Searchfield:
+ case StyleAppearance::ProgressBar:
+ case StyleAppearance::Meter:
+ case StyleAppearance::Treeheadercell:
+ case StyleAppearance::Treetwisty:
+ case StyleAppearance::Treetwistyopen:
+ case StyleAppearance::Treeitem:
+ case StyleAppearance::Treeview:
+ case StyleAppearance::Range:
+ return false;
+
+ case StyleAppearance::Textarea:
+ case StyleAppearance::Listbox:
+ case StyleAppearance::Tab:
+ case StyleAppearance::Tabpanels:
+ return false;
+
+ default:
+ return true;
+ }
+}
+
+LayoutDeviceIntMargin nsNativeThemeCocoa::DirectionAwareMargin(
+ const LayoutDeviceIntMargin& aMargin, nsIFrame* aFrame) {
+ // Assuming aMargin was originally specified for a horizontal LTR context,
+ // reinterpret the values as logical, and then map to physical coords
+ // according to aFrame's actual writing mode.
+ WritingMode wm = aFrame->GetWritingMode();
+ nsMargin m = LogicalMargin(wm, aMargin.top, aMargin.right, aMargin.bottom,
+ aMargin.left)
+ .GetPhysicalMargin(wm);
+ return LayoutDeviceIntMargin(m.top, m.right, m.bottom, m.left);
+}
+
+static const LayoutDeviceIntMargin kAquaDropdownBorder(1, 22, 2, 5);
+static const LayoutDeviceIntMargin kAquaComboboxBorder(3, 20, 3, 4);
+static const LayoutDeviceIntMargin kAquaSearchfieldBorder(3, 5, 2, 19);
+static const LayoutDeviceIntMargin kAquaSearchfieldBorderBigSur(5, 5, 4, 26);
+
+LayoutDeviceIntMargin nsNativeThemeCocoa::GetWidgetBorder(
+ nsDeviceContext* aContext, nsIFrame* aFrame, StyleAppearance aAppearance) {
+ if (IsWidgetAlwaysNonNative(aFrame, aAppearance)) {
+ return Theme::GetWidgetBorder(aContext, aFrame, aAppearance);
+ }
+
+ LayoutDeviceIntMargin result;
+
+ NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
+ switch (aAppearance) {
+ case StyleAppearance::Button: {
+ if (IsButtonTypeMenu(aFrame)) {
+ result = DirectionAwareMargin(kAquaDropdownBorder, aFrame);
+ } else {
+ result =
+ DirectionAwareMargin(LayoutDeviceIntMargin(1, 7, 3, 7), aFrame);
+ }
+ break;
+ }
+
+ case StyleAppearance::Toolbarbutton: {
+ result = DirectionAwareMargin(LayoutDeviceIntMargin(1, 4, 1, 4), aFrame);
+ break;
+ }
+
+ case StyleAppearance::Checkbox:
+ case StyleAppearance::Radio: {
+ // nsCheckboxRadioFrame::GetIntrinsicWidth and
+ // nsCheckboxRadioFrame::GetIntrinsicHeight assume a border width of 2px.
+ result.SizeTo(2, 2, 2, 2);
+ break;
+ }
+
+ case StyleAppearance::Menulist:
+ case StyleAppearance::MenulistButton:
+ case StyleAppearance::MozMenulistArrowButton:
+ result = DirectionAwareMargin(kAquaDropdownBorder, aFrame);
+ break;
+
+ case StyleAppearance::NumberInput:
+ case StyleAppearance::Textfield: {
+ SInt32 frameOutset = 0;
+ ::GetThemeMetric(kThemeMetricEditTextFrameOutset, &frameOutset);
+
+ SInt32 textPadding = 0;
+ ::GetThemeMetric(kThemeMetricEditTextWhitespace, &textPadding);
+
+ frameOutset += textPadding;
+
+ result.SizeTo(frameOutset, frameOutset, frameOutset, frameOutset);
+ break;
+ }
+
+ case StyleAppearance::Textarea:
+ result.SizeTo(1, 1, 1, 1);
+ break;
+
+ case StyleAppearance::Searchfield: {
+ auto border = nsCocoaFeatures::OnBigSurOrLater()
+ ? kAquaSearchfieldBorderBigSur
+ : kAquaSearchfieldBorder;
+ result = DirectionAwareMargin(border, aFrame);
+ break;
+ }
+
+ case StyleAppearance::Listbox: {
+ SInt32 frameOutset = 0;
+ ::GetThemeMetric(kThemeMetricListBoxFrameOutset, &frameOutset);
+ result.SizeTo(frameOutset, frameOutset, frameOutset, frameOutset);
+ break;
+ }
+
+ case StyleAppearance::Statusbar:
+ result.SizeTo(1, 0, 0, 0);
+ break;
+
+ default:
+ break;
+ }
+
+ if (IsHiDPIContext(aContext)) {
+ result = result + result; // doubled
+ }
+
+ NS_OBJC_END_TRY_BLOCK_RETURN(result);
+}
+
+// Return false here to indicate that CSS padding values should be used. There
+// is no reason to make a distinction between padding and border values, just
+// specify whatever values you want in GetWidgetBorder and only use this to
+// return true if you want to override CSS padding values.
+bool nsNativeThemeCocoa::GetWidgetPadding(nsDeviceContext* aContext,
+ nsIFrame* aFrame,
+ StyleAppearance aAppearance,
+ LayoutDeviceIntMargin* aResult) {
+ if (IsWidgetAlwaysNonNative(aFrame, aAppearance)) {
+ return Theme::GetWidgetPadding(aContext, aFrame, aAppearance, aResult);
+ }
+
+ // We don't want CSS padding being used for certain widgets.
+ // See bug 381639 for an example of why.
+ 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::Checkbox:
+ case StyleAppearance::Radio:
+ aResult->SizeTo(0, 0, 0, 0);
+ return true;
+
+ case StyleAppearance::Searchfield:
+ if (nsCocoaFeatures::OnBigSurOrLater()) {
+ return true;
+ }
+ break;
+
+ default:
+ break;
+ }
+ return false;
+}
+
+bool nsNativeThemeCocoa::GetWidgetOverflow(nsDeviceContext* aContext,
+ nsIFrame* aFrame,
+ StyleAppearance aAppearance,
+ nsRect* aOverflowRect) {
+ if (IsWidgetAlwaysNonNative(aFrame, aAppearance)) {
+ return ThemeCocoa::GetWidgetOverflow(aContext, aFrame, aAppearance,
+ aOverflowRect);
+ }
+ nsIntMargin overflow;
+ switch (aAppearance) {
+ case StyleAppearance::Button:
+ case StyleAppearance::MozMacDisclosureButtonOpen:
+ case StyleAppearance::MozMacDisclosureButtonClosed:
+ case StyleAppearance::MozMacHelpButton:
+ case StyleAppearance::Toolbarbutton:
+ case StyleAppearance::NumberInput:
+ case StyleAppearance::Textfield:
+ case StyleAppearance::Textarea:
+ case StyleAppearance::Searchfield:
+ case StyleAppearance::Listbox:
+ case StyleAppearance::Menulist:
+ case StyleAppearance::MenulistButton:
+ case StyleAppearance::MozMenulistArrowButton:
+ case StyleAppearance::Checkbox:
+ case StyleAppearance::Radio:
+ case StyleAppearance::Tab: {
+ overflow.SizeTo(static_cast<int32_t>(kMaxFocusRingWidth),
+ static_cast<int32_t>(kMaxFocusRingWidth),
+ static_cast<int32_t>(kMaxFocusRingWidth),
+ static_cast<int32_t>(kMaxFocusRingWidth));
+ break;
+ }
+ case StyleAppearance::ProgressBar: {
+ // Progress bars draw a 2 pixel white shadow under their progress
+ // indicators.
+ overflow.bottom = 2;
+ break;
+ }
+ case StyleAppearance::Meter: {
+ // Meter bars overflow their boxes by about 2 pixels.
+ overflow.SizeTo(2, 2, 2, 2);
+ break;
+ }
+ default:
+ break;
+ }
+
+ if (IsHiDPIContext(aContext)) {
+ // Double the number of device pixels.
+ overflow += overflow;
+ }
+
+ if (overflow != nsIntMargin()) {
+ int32_t p2a = aFrame->PresContext()->AppUnitsPerDevPixel();
+ aOverflowRect->Inflate(nsMargin(NSIntPixelsToAppUnits(overflow.top, p2a),
+ NSIntPixelsToAppUnits(overflow.right, p2a),
+ NSIntPixelsToAppUnits(overflow.bottom, p2a),
+ NSIntPixelsToAppUnits(overflow.left, p2a)));
+ return true;
+ }
+
+ return false;
+}
+
+LayoutDeviceIntSize nsNativeThemeCocoa::GetMinimumWidgetSize(
+ nsPresContext* aPresContext, nsIFrame* aFrame,
+ StyleAppearance aAppearance) {
+ NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
+
+ if (IsWidgetAlwaysNonNative(aFrame, aAppearance)) {
+ return ThemeCocoa::GetMinimumWidgetSize(aPresContext, aFrame, aAppearance);
+ }
+
+ LayoutDeviceIntSize result;
+ switch (aAppearance) {
+ case StyleAppearance::Button: {
+ result.SizeTo(pushButtonSettings.minimumSizes[miniControlSize].width,
+ pushButtonSettings.naturalSizes[miniControlSize].height);
+ break;
+ }
+
+ case StyleAppearance::MozMacDisclosureButtonOpen:
+ case StyleAppearance::MozMacDisclosureButtonClosed: {
+ result.SizeTo(kDisclosureButtonSize.width, kDisclosureButtonSize.height);
+ break;
+ }
+
+ case StyleAppearance::MozMacHelpButton: {
+ result.SizeTo(kHelpButtonSize.width, kHelpButtonSize.height);
+ break;
+ }
+
+ case StyleAppearance::Toolbarbutton: {
+ result.SizeTo(0, toolbarButtonHeights[miniControlSize]);
+ break;
+ }
+
+ case StyleAppearance::Spinner:
+ case StyleAppearance::SpinnerUpbutton:
+ case StyleAppearance::SpinnerDownbutton: {
+ SInt32 buttonHeight = 0, buttonWidth = 0;
+ if (aFrame->GetContent()->IsXULElement()) {
+ ::GetThemeMetric(kThemeMetricLittleArrowsWidth, &buttonWidth);
+ ::GetThemeMetric(kThemeMetricLittleArrowsHeight, &buttonHeight);
+ } else {
+ NSSize size =
+ spinnerSettings
+ .minimumSizes[EnumSizeForCocoaSize(NSControlSizeMini)];
+ buttonWidth = size.width;
+ buttonHeight = size.height;
+ if (aAppearance != StyleAppearance::Spinner) {
+ // the buttons are half the height of the spinner
+ buttonHeight /= 2;
+ }
+ }
+ result.SizeTo(buttonWidth, buttonHeight);
+ break;
+ }
+
+ case StyleAppearance::Menulist:
+ case StyleAppearance::MenulistButton: {
+ SInt32 popupHeight = 0;
+ ::GetThemeMetric(kThemeMetricPopupButtonHeight, &popupHeight);
+ result.SizeTo(0, popupHeight);
+ break;
+ }
+
+ case StyleAppearance::NumberInput:
+ case StyleAppearance::Textfield:
+ case StyleAppearance::Textarea:
+ case StyleAppearance::Searchfield: {
+ // at minimum, we should be tall enough for 9pt text.
+ // I'm using hardcoded values here because the appearance manager
+ // values for the frame size are incorrect.
+ result.SizeTo(0, (2 + 2) /* top */ + 9 + (1 + 1) /* bottom */);
+ break;
+ }
+
+ case StyleAppearance::MozWindowButtonBox: {
+ NSSize size = WindowButtonsSize(aFrame);
+ result.SizeTo(size.width, size.height);
+ break;
+ }
+
+ case StyleAppearance::ProgressBar: {
+ SInt32 barHeight = 0;
+ ::GetThemeMetric(kThemeMetricNormalProgressBarThickness, &barHeight);
+ result.SizeTo(0, barHeight);
+ break;
+ }
+
+ case StyleAppearance::Separator: {
+ result.SizeTo(1, 1);
+ break;
+ }
+
+ case StyleAppearance::Treetwisty:
+ case StyleAppearance::Treetwistyopen: {
+ SInt32 twistyHeight = 0, twistyWidth = 0;
+ ::GetThemeMetric(kThemeMetricDisclosureButtonWidth, &twistyWidth);
+ ::GetThemeMetric(kThemeMetricDisclosureButtonHeight, &twistyHeight);
+ result.SizeTo(twistyWidth, twistyHeight);
+ break;
+ }
+
+ case StyleAppearance::Treeheader:
+ case StyleAppearance::Treeheadercell: {
+ SInt32 headerHeight = 0;
+ ::GetThemeMetric(kThemeMetricListHeaderHeight, &headerHeight);
+ result.SizeTo(0, headerHeight);
+ break;
+ }
+
+ case StyleAppearance::Tab: {
+ result.SizeTo(0, tabHeights[miniControlSize]);
+ break;
+ }
+
+ case StyleAppearance::RangeThumb: {
+ SInt32 width = 0;
+ SInt32 height = 0;
+ ::GetThemeMetric(kThemeMetricSliderMinThumbWidth, &width);
+ ::GetThemeMetric(kThemeMetricSliderMinThumbHeight, &height);
+ result.SizeTo(width, height);
+ break;
+ }
+
+ case StyleAppearance::MozMenulistArrowButton:
+ return ThemeCocoa::GetMinimumWidgetSize(aPresContext, aFrame,
+ aAppearance);
+
+ default:
+ break;
+ }
+
+ if (IsHiDPIContext(aPresContext->DeviceContext())) {
+ result = result * 2;
+ }
+
+ return result;
+
+ NS_OBJC_END_TRY_BLOCK_RETURN(LayoutDeviceIntSize());
+}
+
+NS_IMETHODIMP
+nsNativeThemeCocoa::WidgetStateChanged(nsIFrame* aFrame,
+ StyleAppearance aAppearance,
+ nsAtom* aAttribute, bool* aShouldRepaint,
+ const nsAttrValue* aOldValue) {
+ // Some widget types just never change state.
+ switch (aAppearance) {
+ case StyleAppearance::MozWindowTitlebar:
+ case StyleAppearance::Toolbox:
+ case StyleAppearance::Toolbar:
+ case StyleAppearance::Statusbar:
+ case StyleAppearance::Tooltip:
+ case StyleAppearance::Tabpanels:
+ case StyleAppearance::Tabpanel:
+ case StyleAppearance::Menupopup:
+ case StyleAppearance::Progresschunk:
+ case StyleAppearance::ProgressBar:
+ case StyleAppearance::Meter:
+ case StyleAppearance::Meterchunk:
+ *aShouldRepaint = false;
+ return NS_OK;
+ default:
+ break;
+ }
+
+ // XXXdwh Not sure what can really be done here. Can at least guess for
+ // specific widgets that they're highly unlikely to have certain states.
+ // For example, a toolbar doesn't care about any states.
+ 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
+nsNativeThemeCocoa::ThemeChanged() {
+ // This is unimplemented because we don't care if gecko changes its theme
+ // and macOS system appearance changes are handled by
+ // nsLookAndFeel::SystemWantsDarkTheme.
+ return NS_OK;
+}
+
+bool nsNativeThemeCocoa::ThemeSupportsWidget(nsPresContext* aPresContext,
+ nsIFrame* aFrame,
+ StyleAppearance aAppearance) {
+ if (IsWidgetAlwaysNonNative(aFrame, aAppearance)) {
+ return ThemeCocoa::ThemeSupportsWidget(aPresContext, aFrame, aAppearance);
+ }
+ // if this is a dropdown button in a combobox the answer is always no
+ if (aAppearance == StyleAppearance::MozMenulistArrowButton) {
+ nsIFrame* parentFrame = aFrame->GetParent();
+ if (parentFrame && parentFrame->IsComboboxControlFrame()) return false;
+ }
+
+ switch (aAppearance) {
+ // Combobox dropdowns don't support native theming in vertical mode.
+ case StyleAppearance::Menulist:
+ case StyleAppearance::MenulistButton:
+ case StyleAppearance::MozMenulistArrowButton:
+ if (aFrame && aFrame->GetWritingMode().IsVertical()) {
+ return false;
+ }
+ [[fallthrough]];
+
+ case StyleAppearance::Listbox:
+ case StyleAppearance::MozWindowButtonBox:
+ case StyleAppearance::MozWindowTitlebar:
+ case StyleAppearance::Menupopup:
+ case StyleAppearance::Tooltip:
+
+ case StyleAppearance::Checkbox:
+ case StyleAppearance::Radio:
+ case StyleAppearance::MozMacHelpButton:
+ case StyleAppearance::MozMacDisclosureButtonOpen:
+ case StyleAppearance::MozMacDisclosureButtonClosed:
+ case StyleAppearance::MozMacUnifiedToolbarWindow:
+ case StyleAppearance::Button:
+ case StyleAppearance::Toolbarbutton:
+ case StyleAppearance::Spinner:
+ case StyleAppearance::SpinnerUpbutton:
+ case StyleAppearance::SpinnerDownbutton:
+ case StyleAppearance::Toolbar:
+ case StyleAppearance::Statusbar:
+ case StyleAppearance::NumberInput:
+ case StyleAppearance::Textfield:
+ case StyleAppearance::Textarea:
+ case StyleAppearance::Searchfield:
+ case StyleAppearance::Toolbox:
+ case StyleAppearance::ProgressBar:
+ case StyleAppearance::Progresschunk:
+ case StyleAppearance::Meter:
+ case StyleAppearance::Meterchunk:
+ case StyleAppearance::Separator:
+
+ case StyleAppearance::Tabpanels:
+ case StyleAppearance::Tab:
+
+ case StyleAppearance::Treetwisty:
+ case StyleAppearance::Treetwistyopen:
+ case StyleAppearance::Treeview:
+ case StyleAppearance::Treeheader:
+ case StyleAppearance::Treeheadercell:
+ case StyleAppearance::Treeitem:
+ case StyleAppearance::Treeline:
+
+ case StyleAppearance::Range:
+ return !IsWidgetStyled(aPresContext, aFrame, aAppearance);
+
+ default:
+ break;
+ }
+
+ return false;
+}
+
+bool nsNativeThemeCocoa::WidgetIsContainer(StyleAppearance aAppearance) {
+ // flesh this out at some point
+ switch (aAppearance) {
+ case StyleAppearance::MozMenulistArrowButton:
+ case StyleAppearance::Radio:
+ case StyleAppearance::Checkbox:
+ case StyleAppearance::ProgressBar:
+ case StyleAppearance::Meter:
+ case StyleAppearance::Range:
+ case StyleAppearance::MozMacHelpButton:
+ case StyleAppearance::MozMacDisclosureButtonOpen:
+ case StyleAppearance::MozMacDisclosureButtonClosed:
+ return false;
+ default:
+ break;
+ }
+ return true;
+}
+
+bool nsNativeThemeCocoa::ThemeDrawsFocusForWidget(nsIFrame*,
+ StyleAppearance aAppearance) {
+ switch (aAppearance) {
+ case StyleAppearance::Textarea:
+ case StyleAppearance::Textfield:
+ case StyleAppearance::Searchfield:
+ case StyleAppearance::NumberInput:
+ case StyleAppearance::Menulist:
+ case StyleAppearance::MenulistButton:
+ case StyleAppearance::Button:
+ case StyleAppearance::MozMacHelpButton:
+ case StyleAppearance::MozMacDisclosureButtonOpen:
+ case StyleAppearance::MozMacDisclosureButtonClosed:
+ case StyleAppearance::Radio:
+ case StyleAppearance::Range:
+ case StyleAppearance::Checkbox:
+ return true;
+ default:
+ return false;
+ }
+}
+
+bool nsNativeThemeCocoa::ThemeNeedsComboboxDropmarker() { return false; }
+
+bool nsNativeThemeCocoa::WidgetAppearanceDependsOnWindowFocus(
+ StyleAppearance aAppearance) {
+ switch (aAppearance) {
+ case StyleAppearance::Tabpanels:
+ case StyleAppearance::Menupopup:
+ case StyleAppearance::Tooltip:
+ case StyleAppearance::Spinner:
+ case StyleAppearance::SpinnerUpbutton:
+ case StyleAppearance::SpinnerDownbutton:
+ case StyleAppearance::Separator:
+ case StyleAppearance::Toolbox:
+ case StyleAppearance::NumberInput:
+ case StyleAppearance::Textfield:
+ case StyleAppearance::Treeview:
+ case StyleAppearance::Treeline:
+ case StyleAppearance::Textarea:
+ case StyleAppearance::Listbox:
+ return false;
+ default:
+ return true;
+ }
+}
+
+nsITheme::ThemeGeometryType nsNativeThemeCocoa::ThemeGeometryTypeForWidget(
+ nsIFrame* aFrame, StyleAppearance aAppearance) {
+ switch (aAppearance) {
+ case StyleAppearance::MozWindowTitlebar:
+ return eThemeGeometryTypeTitlebar;
+ case StyleAppearance::Toolbar:
+ return eThemeGeometryTypeToolbar;
+ case StyleAppearance::Toolbox:
+ return eThemeGeometryTypeToolbox;
+ case StyleAppearance::MozWindowButtonBox:
+ return eThemeGeometryTypeWindowButtons;
+ case StyleAppearance::Tooltip:
+ return eThemeGeometryTypeTooltip;
+ case StyleAppearance::Menupopup:
+ return eThemeGeometryTypeMenu;
+ default:
+ return eThemeGeometryTypeUnknown;
+ }
+}
+
+nsITheme::Transparency nsNativeThemeCocoa::GetWidgetTransparency(
+ nsIFrame* aFrame, StyleAppearance aAppearance) {
+ if (IsWidgetScrollbarPart(aAppearance)) {
+ return ThemeCocoa::GetWidgetTransparency(aFrame, aAppearance);
+ }
+
+ switch (aAppearance) {
+ case StyleAppearance::Menupopup:
+ case StyleAppearance::Tooltip:
+ case StyleAppearance::Toolbar:
+ return eTransparent;
+ case StyleAppearance::MozMacUnifiedToolbarWindow:
+ // We want these to be treated as opaque by Gecko. We ensure there's an
+ // appropriate OS-level clear color to make sure that's the case.
+ return eOpaque;
+ case StyleAppearance::Statusbar:
+ // Knowing that scrollbars and statusbars are opaque improves
+ // performance, because we create layers for them.
+ return eOpaque;
+
+ default:
+ return eUnknownTransparency;
+ }
+}
+
+already_AddRefed<widget::Theme> do_CreateNativeThemeDoNotUseDirectly() {
+ return do_AddRef(new nsNativeThemeCocoa());
+}