Inter-App Audio host Interface.  
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#include <ivstinterappaudio.h>
Inter-App Audio host Interface. 
Implemented by the InterAppAudio Wrapper. 
◆ getScreenSize()
get the size of the screen 
- Parameters
- 
  
    | size | size of the screen |  | scale | scale of the screen |  
 
- Returns
- kResultTrue on success 
 
 
◆ connectedToHost()
  
  | 
        
          | virtual tresult connectedToHost | ( |  | ) |  |  | pure virtual | 
 
get status of connection 
- Returns
- kResultTrue if an Inter-App Audio connection is established 
 
 
◆ switchToHost()
switch to the host. 
- Returns
- kResultTrue on success 
 
 
◆ sendRemoteControlEvent()
send a remote control event to the host 
- Parameters
- 
  
    | event | event type, see AudioUnitRemoteControlEvent in the iOS SDK documentation for possible types |  
 
- Returns
- kResultTrue on success 
 
 
◆ getHostIcon()
  
  | 
        
          | virtual tresult getHostIcon | ( | void ** | icon | ) |  |  | pure virtual | 
 
ask for the host icon. 
- Parameters
- 
  
    | icon | pointer to a CGImageRef |  
 
- Returns
- kResultTrue on success 
 
 
◆ scheduleEventFromUI()
schedule an event from the user interface thread 
- Parameters
- 
  
    | event | the event to schedule |  
 
- Returns
- kResultTrue on success 
 
 
◆ createPresetManager()
get the preset manager 
- Parameters
- 
  
    | cid | class ID to use by the preset manager |  
 
- Returns
- the preset manager. Needs to be released by called. 
 
 
◆ showSettingsView()
  
  | 
        
          | virtual tresult showSettingsView | ( |  | ) |  |  | pure virtual | 
 
show the settings view currently includes MIDI settings and Tempo setting 
- Returns
- kResultTrue on success 
 
 
◆ iid