ebiten/ui/cocoa/ebiten_window.c

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// -*- objc -*-
#import "ebiten_window.h"
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#include <OpenGL/gl.h>
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#import "ebiten_content_view.h"
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@implementation EbitenWindow {
@private
NSOpenGLContext* glContext_;
}
- (id)initWithSize:(NSSize)size
glContext:(NSOpenGLContext*)glContext {
self->glContext_ = glContext;
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NSUInteger style = (NSTitledWindowMask | NSClosableWindowMask |
NSMiniaturizableWindowMask);
NSRect windowRect =
[NSWindow frameRectForContentRect:NSMakeRect(0, 0, size.width, size.height)
styleMask:style];
NSScreen* screen = [[NSScreen screens] objectAtIndex:0];
NSSize screenSize = [screen visibleFrame].size;
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// Reference: Mac OS X Human Interface Guidelines: UI Element Guidelines:
// Windows
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// http://developer.apple.com/library/mac/#documentation/UserExperience/Conceptual/AppleHIGuidelines/Windows/Windows.html
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NSRect contentRect =
NSMakeRect((screenSize.width - windowRect.size.width) / 2,
(screenSize.height - windowRect.size.height) * 2 / 3,
size.width, size.height);
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self = [super initWithContentRect:contentRect
styleMask:style
backing:NSBackingStoreBuffered
defer:YES];
assert(self != nil);
[self setReleasedWhenClosed:YES];
[self setDelegate:self];
[self setDocumentEdited:YES];
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NSRect rect = NSMakeRect(0, 0, size.width, size.height);
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NSView* contentView = [[EbitenContentView alloc] initWithFrame:rect];
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[self setContentView:contentView];
return self;
}
- (NSOpenGLContext*)glContext {
return self->glContext_;
}
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- (BOOL)windowShouldClose:(id)sender {
if ([sender isDocumentEdited]) {
// TODO: add the application's name
NSAlert* alert = [NSAlert alertWithMessageText:@"Quit the game?"
defaultButton:@"Quit"
alternateButton:nil
otherButton:@"Cancel"
informativeTextWithFormat:@""];
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SEL selector = @selector(alertDidEnd:returnCode:contextInfo:);
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[alert beginSheetModalForWindow:sender
modalDelegate:self
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didEndSelector:selector
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contextInfo:nil];
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[alert release];
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}
return NO;
}
- (void)alertDidEnd:(NSAlert*)alert
returnCode:(NSInteger)returnCode
contextInfo:(void*)contextInfo {
(void)alert;
(void)contextInfo;
if (returnCode == NSAlertDefaultReturn) {
[self->glContext_ release];
[self close];
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}
}
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- (BOOL)canBecomeMainWindow {
return YES;
}
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@end