main_mac.mm

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/*
* Copyright 2019 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
 
#import <Cocoa/Cocoa.h>
 
#include "tools/sk_app/Application.h"
#include "tools/sk_app/mac/Window_mac.h"
 
@interface AppDelegate : NSObject<NSApplicationDelegate, NSWindowDelegate>
 
@property (nonatomic, assign) BOOL done;
 
@end
 
@implementation AppDelegate : NSObject
 
@synthesize done = _done;
 
- (id)init {
    self = [super init];
    _done = FALSE;
    return self;
}
 
- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)sender {
    _done = TRUE;
    return NSTerminateCancel;
}
 
- (void)applicationDidFinishLaunching:(NSNotification *)notification {
    [NSApp stop:nil];
}
 
@end
 
///////////////////////////////////////////////////////////////////////////////////////////
 
using sk_app::Application;
using sk_app::Window_mac;
 
int main(int argc, char * argv[]) {
#if MAC_OS_X_VERSION_MAX_ALLOWED < 1070
    // we only run on systems that support at least Core Profile 3.2
    return EXIT_FAILURE;
#endif
 
    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
    [NSApplication sharedApplication];
 
    [NSApp setActivationPolicy:NSApplicationActivationPolicyRegular];
 
    //Create the application menu.
    NSMenu* menuBar=[[NSMenu alloc] initWithTitle:@"AMainMenu"];
    [NSApp setMainMenu:menuBar];
 
    NSMenuItem* item;
    NSMenu* subMenu;
 
    item=[[NSMenuItem alloc] initWithTitle:@"Apple" action:nil keyEquivalent:@""];
    [menuBar addItem:item];
    subMenu=[[NSMenu alloc] initWithTitle:@"Apple"];
    [menuBar setSubmenu:subMenu forItem:item];
    [item release];
    item=[[NSMenuItem alloc] initWithTitle:@"Quit" action:@selector(terminate:) keyEquivalent:@"q"];
    [subMenu addItem:item];
    [item release];
    [subMenu release];
 
    // Set AppDelegate to catch certain global events
    AppDelegate* appDelegate = [[AppDelegate alloc] init];
    [NSApp setDelegate:appDelegate];
 
    Application* app = Application::Create(argc, argv, nullptr);
 
    // This will run until the application finishes launching, then lets us take over
    [NSApp run];
 
    // Now we process the events
    while (![appDelegate done]) {
        NSEvent* event;
        do {
            event = [NSApp nextEventMatchingMask:NSAnyEventMask
                                       untilDate:[NSDate distantPast]
                                          inMode:NSDefaultRunLoopMode
                                         dequeue:YES];
            [NSApp sendEvent:event];
        } while (event != nil);
 
        [pool drain];
        pool = [[NSAutoreleasePool alloc] init];
 
        // Rather than depending on a Mac event to drive this, we treat our window
        // invalidation flag as a separate event stream. Window::onPaint() will clear
        // the invalidation flag, effectively removing it from the stream.
        Window_mac::PaintWindows();
 
        app->onIdle();
    }
 
    delete app;
 
    [NSApp setDelegate:nil];
    [appDelegate release];
 
    [menuBar release];
    [pool release];
 
    return EXIT_SUCCESS;
}