#import "util_mac.h"

#import <Cocoa/Cocoa.h>

#include <objc/runtime.h>

#include "include/cef_app.h"

#include "include/cef_application_mac.h"

namespace {

BOOL g_handling_send_event = false;

} // namespace

@interface NSApplication (CEFPythonApplication)

- (BOOL)isHandlingSendEvent;

- (void)setHandlingSendEvent:(BOOL)handlingSendEvent;

- (void)_swizzled_sendEvent:(NSEvent*)event;

- (void)_swizzled_terminate:(id)sender;

@implementation NSApplication (CEFPythonApplication)

+ (void)load {

// Swap NSApplication::sendEvent with _swizzled_sendEvent.

Method original = class_getInstanceMethod(self, @selector(sendEvent));

Method swizzled =

class_getInstanceMethod(self, @selector(_swizzled_sendEvent));

method_exchangeImplementations(original, swizzled);

Method originalTerm = class_getInstanceMethod(self, @selector(terminate:));

Method swizzledTerm =

class_getInstanceMethod(self, @selector(_swizzled_terminate:));

method_exchangeImplementations(originalTerm, swizzledTerm);

}

- (BOOL)isHandlingSendEvent {

return g_handling_send_event;

}

- (void)setHandlingSendEvent:(BOOL)handlingSendEvent {

g_handling_send_event = handlingSendEvent;

}

- (void)_swizzled_sendEvent:(NSEvent*)event {

CefScopedSendingEvent sendingEventScoper;

// Calls NSApplication::sendEvent due to the swizzling.

[self _swizzled_sendEvent:event];

}

- (void)_swizzled_terminate:(id)sender {

[self _swizzled_terminate:sender];

}

void MacInitialize() {

[NSApplication sharedApplication];

}