[Review design mode in IOS]-abstractfactory

View code

 
@ InterfaceBrandingfactory: nsobject
{

}

+ (Brandingfactory *) factory;

-(Uiview *) brandedview;
-(Uibutton *) brandedmainbutton;
-(Uitoolbar *) brandedtoolbar;

@ End
 

View code

 # Define Use_acme

 @ Implementation Brandingfactory

+ (Brandingfactory *) Factory
{
 # If Defined (use_acme)
 Return [[Acmebrandingfactory alloc] init] autorelease];
 # Elif Defined (use_siider)
 Return [[Sierrabrandingfactory alloc] init] autorelease];
 # Else 
 Return Nil;
 # Endif 
}

-(Uiview *) brandedview
{
 Return Nil;
}

-(Uibutton *) brandedmainbutton
{
Return Nil;
}

-(Uitoolbar *) brandedtoolbar
{
 Return Nil;
}

 @ End 

==================================

View code

 
@ InterfaceSierrabrandingfactory: brandingfactory
{

}

-(Uiview *) brandedview;
-(Uibutton *) brandedmainbutton;
-(Uitoolbar *) brandedtoolbar;
 

View code

 @ Implementation Sierrabrandingfactory

-(Uiview *) brandedview
{
 //  Returns a custom view for siider  
      Return [[Sierraview alloc] init] autorelease];
}

-(Uibutton *) brandedmainbutton
{
 //  Returns a custom main button for siider  
      Return [[Sierramainbutton alloc] init] autorelease];
}

-(Uitoolbar *) brandedtoolbar
{
 //  Returns a custom toolbar for siider  
      Return [[Sierratoolbar alloc] init] autorelease];
}

 @ End 

==================================

View code

 
@ InterfaceAcmebrandingfactory: brandingfactory
{

}

-(Uiview *) brandedview;
-(Uibutton *) brandedmainbutton;
-(Uitoolbar *) brandedtoolbar;
 

View code

 @ Implementation Acmebrandingfactory

-(Uiview *) brandedview
{
 //  Returns a custom view for Acme  
      Return [[Acmeview alloc] init] autorelease];
}

-(Uibutton *) brandedmainbutton
{
 //  Returns a custom main button for Acme  
     Return [[Acmemainbutton alloc] init] autorelease];
}

-(Uitoolbar *) brandedtoolbar
{
 //  Returns a custom toolbar for Acme  
      Return [[Acmetoolbar alloc] init] autorelease];
}

 @ End 

==================================

Client:

View code

 brandingfactory * factory = [brandingfactory factory]; 
 uiview * view = [factory brandedview]; 
 uibutton * button = [factory brandedmainbutton]; 
 uitoolbar * toolbar = [factory brandedtoolbar];