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我一直在關注如何使用xcode4和目標C創建一個基本的iPhone應用程序的HelloWorld教程。當我嘗試從自動化類運行錯誤時,我沒有那麼感動。鑑於所有的錯誤都在我沒有編輯過的複雜課堂中,我完全不知道出了什麼問題。我無意中在某處輸入了一些東西,但立即解開了它。爲什麼我的HelloWorld程序不能編譯?
Warning: incomplete implementation
Error: Property Implementation must have it's declaration in interface "HelloWorldAppDelegate"
Error: No declaration of property 'window' found in interface
Warning: method definition for changeTheTextOnLabel not found
#import "HelloWorldAppDelegate.h"
#import "HelloWorldViewController.h"
@implementation HelloWorldAppDelegate
@synthesize window=_window;
@synthesize viewController=_viewController;
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
// Override point for customization after application launch.
self.window.rootViewController = self.viewController;
[self.window makeKeyAndVisible];
return YES;
}
- (void)applicationWillResignActive:(UIApplication *)application
{
}
- (void)applicationDidEnterBackground:(UIApplication *)application
{
}
- (void)applicationWillEnterForeground:(UIApplication *)application
{
}
- (void)applicationDidBecomeActive:(UIApplication *)application
{
}
- (void)applicationWillTerminate:(UIApplication *)application
{
}
- (void)dealloc
{
[_window release];
[_viewController release];
[super dealloc];
}
@end
聽起來像你的界面不包含'window'屬性。 –
@George:讓這個答案,因爲它是正確的。 – JeremyP