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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 "VibrancyManager.h"
#include "ViewRegion.h"
#include "nsRegion.h"
#include "ViewRegion.h"
#import <objc/message.h>
#include "nsChildView.h"
#include "mozilla/StaticPrefs_widget.h"
using namespace mozilla;
@interface MOZVibrantView : NSVisualEffectView {
VibrancyType mType;
}
- (instancetype)initWithFrame:(NSRect)aRect
vibrancyType:(VibrancyType)aVibrancyType;
@end
static NSVisualEffectState VisualEffectStateForVibrancyType(
VibrancyType aType) {
switch (aType) {
case VibrancyType::Titlebar:
break;
}
return NSVisualEffectStateFollowsWindowActiveState;
}
static NSVisualEffectMaterial VisualEffectMaterialForVibrancyType(
VibrancyType aType) {
switch (aType) {
case VibrancyType::Titlebar:
return NSVisualEffectMaterialTitlebar;
}
}
static NSVisualEffectBlendingMode VisualEffectBlendingModeForVibrancyType(
VibrancyType aType) {
switch (aType) {
case VibrancyType::Titlebar:
return StaticPrefs::widget_macos_titlebar_blend_mode_behind_window()
? NSVisualEffectBlendingModeBehindWindow
: NSVisualEffectBlendingModeWithinWindow;
}
}
@implementation MOZVibrantView
- (instancetype)initWithFrame:(NSRect)aRect vibrancyType:(VibrancyType)aType {
self = [super initWithFrame:aRect];
mType = aType;
self.appearance = nil;
self.state = VisualEffectStateForVibrancyType(mType);
self.material = VisualEffectMaterialForVibrancyType(mType);
self.blendingMode = VisualEffectBlendingModeForVibrancyType(mType);
self.emphasized = NO;
return self;
}
- (NSView*)hitTest:(NSPoint)aPoint {
// This view must be transparent to mouse events.
return nil;
}
@end
VibrancyManager::VibrancyManager(const nsChildView& aCoordinateConverter,
NSView* aContainerView)
: mCoordinateConverter(aCoordinateConverter),
mContainerView(aContainerView) {}
VibrancyManager::~VibrancyManager() = default;
bool VibrancyManager::UpdateVibrantRegion(
VibrancyType aType, const LayoutDeviceIntRegion& aRegion) {
auto& slot = mVibrantRegions[aType];
if (aRegion.IsEmpty()) {
bool hadRegion = !!slot;
slot = nullptr;
return hadRegion;
}
if (!slot) {
slot = MakeUnique<ViewRegion>();
}
return slot->UpdateRegion(aRegion, mCoordinateConverter, mContainerView, ^() {
return [[MOZVibrantView alloc] initWithFrame:NSZeroRect vibrancyType:aType];
});
}
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