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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/media/capture/window_activity_tracker_mac.h"
#include <AppKit/AppKit.h>
#include <CoreFoundation/CoreFoundation.h>
#include "base/bind.h"
#include "ui/base/cocoa/tracking_area.h"
@implementation MouseTracker
- (instancetype)initWithView:(NSView*)nsView {
self = [super init];
// TODO(isheriff): why are there no pressed/released events ?
NSTrackingAreaOptions trackingOptions =
NSTrackingMouseMoved | NSTrackingMouseEnteredAndExited |
NSTrackingActiveInKeyWindow | NSTrackingInVisibleRect;
trackingArea_.reset([[CrTrackingArea alloc] initWithRect:NSZeroRect
options:trackingOptions
owner:self
userInfo:nil]);
[nsView addTrackingArea:trackingArea_.get()];
nsView_ = nsView;
return self;
}
- (void)stopTracking {
if (trackingArea_.get()) {
[nsView_ removeTrackingArea:trackingArea_.get()];
trackingArea_.reset();
}
}
- (void)registerMouseInteractionObserver:(const base::Closure&)observer {
mouseInteractionObserver_ = observer;
}
- (void)mouseMoved:(NSEvent*)theEvent {
mouseInteractionObserver_.Run();
}
- (void)mouseEntered:(NSEvent*)theEvent {
}
- (void)mouseExited:(NSEvent*)theEvent {
}
@end
namespace content {
// static
std::unique_ptr<WindowActivityTracker> WindowActivityTracker::Create(
gfx::NativeView view) {
return std::unique_ptr<WindowActivityTracker>(
new WindowActivityTrackerMac(view));
}
WindowActivityTrackerMac::WindowActivityTrackerMac(NSView* view)
: weak_factory_(this) {
mouse_tracker_.reset([[MouseTracker alloc] initWithView:view]);
[mouse_tracker_ registerMouseInteractionObserver:
base::Bind(&WindowActivityTrackerMac::OnMouseActivity,
base::Unretained(this))];
}
WindowActivityTrackerMac::~WindowActivityTrackerMac() {
[mouse_tracker_ stopTracking];
}
void WindowActivityTrackerMac::OnMouseActivity() {
WindowActivityTracker::OnMouseActivity();
}
base::WeakPtr<WindowActivityTracker> WindowActivityTrackerMac::GetWeakPtr() {
return weak_factory_.GetWeakPtr();
}
} // namespace content
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