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/******************************************************************************
* The MIT License (MIT)
*
* Copyright (c) 2019-2022 Baldur Karlsson
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
******************************************************************************/
#import <Cocoa/Cocoa.h>
#import <QuartzCore/CAMetalLayer.h>
struct cocoa_Window
{
NSWindow *nsWindow;
NSView *nsView;
bool shouldClose;
};
@interface cocoa_WindowApplicationDelegate : NSObject
@end
@implementation cocoa_WindowApplicationDelegate
- (void)applicationDidFinishLaunching:(NSNotification *)notification
{
@autoreleasepool
{
NSEvent *event = [NSEvent otherEventWithType:NSEventTypeApplicationDefined
location:NSMakePoint(0, 0)
modifierFlags:0
timestamp:0
windowNumber:0
context:nil
subtype:0
data1:0
data2:0];
[NSApp postEvent:event atStart:YES];
[NSApp stop:nil];
}
}
@end
@interface cocoa_WindowDelegate : NSObject
{
cocoa_Window *window;
}
- (instancetype)initWithCocoaWindow:(cocoa_Window *)initWindow;
@end
@implementation cocoa_WindowDelegate
- (instancetype)initWithCocoaWindow:(cocoa_Window *)initWindow
{
self = [super init];
assert(self);
window = initWindow;
return self;
}
- (BOOL)windowShouldClose:(id)sender
{
window->shouldClose = true;
return NO;
}
@end
void *cocoa_windowCreate(int width, int height, const char *title)
{
cocoa_Window *window = (cocoa_Window *)calloc(1, sizeof(cocoa_Window));
@autoreleasepool
{
[NSApplication sharedApplication];
[NSApp setActivationPolicy:NSApplicationActivationPolicyRegular];
[NSApp activateIgnoringOtherApps:YES];
id appDelegate = [[cocoa_WindowApplicationDelegate alloc] init];
[NSApp setDelegate:appDelegate];
if(![[NSRunningApplication currentApplication] isFinishedLaunching])
[NSApp run];
}
NSRect contentRect;
contentRect = NSMakeRect(0, 0, width, height);
window->nsWindow =
[[NSWindow alloc] initWithContentRect:contentRect
styleMask:NSWindowStyleMaskTitled | NSWindowStyleMaskClosable |
NSWindowStyleMaskMiniaturizable
backing:NSBackingStoreBuffered
defer:NO];
assert(window->nsWindow);
window->nsView = [[NSView alloc] initWithFrame:contentRect];
assert(window->nsView);
[window->nsView setLayer:[CAMetalLayer layer]];
[window->nsView setWantsLayer:YES];
id windowDelegate = [[cocoa_WindowDelegate alloc] initWithCocoaWindow:window];
assert(windowDelegate);
[window->nsWindow center];
[window->nsWindow setContentView:window->nsView];
[window->nsWindow makeFirstResponder:window->nsView];
[window->nsWindow setTitle:@(title)];
[window->nsWindow setDelegate:windowDelegate];
[window->nsWindow orderFront:nil];
[window->nsWindow makeKeyAndOrderFront:nil];
return (void *)window;
}
void *cocoa_windowGetView(void *cocoaWindow)
{
cocoa_Window *window = (cocoa_Window *)cocoaWindow;
assert(window);
return (void *)(window->nsView);
}
void *cocoa_windowGetLayer(void *cocoaWindow)
{
cocoa_Window *window = (cocoa_Window *)cocoaWindow;
assert(window);
return (void *)(window->nsView.layer);
}
bool cocoa_windowShouldClose(void *cocoaWindow)
{
cocoa_Window *window = (cocoa_Window *)cocoaWindow;
assert(window);
return window->shouldClose;
}
bool cocoa_windowPoll(unsigned short &appleKeyCode)
{
bool keyUp = false;
@autoreleasepool
{
for(;;)
{
NSEvent *event = [NSApp nextEventMatchingMask:NSEventMaskAny
untilDate:[NSDate distantPast]
inMode:NSDefaultRunLoopMode
dequeue:YES];
if(event == nil)
break;
if([event type] == NSEventTypeKeyUp)
{
appleKeyCode = [event keyCode];
keyUp = true;
}
[NSApp sendEvent:event];
}
}
return keyUp;
}
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