Cocoa下实现SplashScreen

概述#import <Cocoa/Cocoa.h> @interface SplashWindow : NSWindow- (id)initWithSplashImage:(NSString*)imgfile;@end //SplashWindow.m #import "SplashWindow.h"@implementation SplashWindow- (id)initWithSp

#import <Cocoa/Cocoa.h>

@interface SplashWindow : NSWindow- (ID)initWithSplashImage:(Nsstring*)imgfile;@end

//SplashWindow.m

#import "SplashWindow.h"@implementation SplashWindow- (ID)initWithSplashImage:(Nsstring*)imgfile{	NSRect screenRect = [[NSScreen mainScreen] frame]; // NSRect for screen		NSImage *backgroundImage = [NSImage imagenamed:imgfile];	NSSize size = [backgroundImage size];	CGRect contentRect = CGRectMake(screenRect.size.wIDth /2-size.wIDth/2,screenRect.size.height/2-size.height/2,size.wIDth,size.height);	[self setBackgroundcolor:[NScolor colorWithPatternImage:backgroundImage]];	self = [super initWithContentRect:contentRect							styleMask:NSborderlessWindowMask backing:NSbackingStoreBuffered								defer:NO];	[self orderFront:self ];	return self;}- (BOol)acceptsMouseMovedEvents{	return NO;}@end

//AppDelegate.h

#import <Cocoa/Cocoa.h>#import "SplashWindow.h"@interface AppDelegate : NSObject {   IBOutlet SplashWindow* _splashWindow;  }@end

//AppDelegate.m

#import "AppDelegate.h"@implementation AppDelegate- (voID)applicationWillFinishLaunching:(NSNotification *)aNotification {  	_splashWindow = [[SplashWindow alloc]initWithSplashImage:@"bg_splash"];}- (voID)dealloc{	[_splashWindow release];	[super dealloc];}- (voID)applicationDIDFinishLaunching:(NSNotification *)aNotification {    // hIDe the about Box after one second.  [NSTimer scheduledTimerWithTimeInterval: 5.0f                                    target:self                                  selector:@selector(closeSplashBox:)                                  userInfo:self                                   repeats:false];}- (voID)closeSplashBox:(NSTimer*)theTimer{	[_splashWindow close];}@end

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