Bearded Spice 允許你使用 Mac 鍵盤上的多媒體快捷鍵控制基于 Web 的多媒體播放器（比如 SoundCloud，YouTube 等等）和一些原生應用。

BeardedSpice 特性：智能模式，自動更新，快捷鍵等等。

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多媒體策略：

@interface?MediaStrategy?:?NSObject
/**
Returns?name?of?that?media?stratery.?
*/
-(NSString?*)?displayName;?//?Required?override?in?subclass.
/**
Checks?tab?that?it?is?accepted?this?strategy.
*/
-(BOOL)?accepts:(TabAdapter?*)tab;?//?Required?override?in?subclass.
/**
Checks?tab?that?it?is?in?the?playback?state.
*/
-?(BOOL)isPlaying:(TabAdapter?*)tab;
/**
Returns?track?information?object?from?tab.
*/
-?(Track?*)trackInfo:(TabAdapter?*)tab;
/**
Returns?javascript?code?of?the?play/pause?toggle.
*/
-(NSString?*)?toggle;?//?Required?override?in?subclass.
/**
Returns?javascript?code?of?the?previous?track?action.
*/
-(NSString?*)?previous;
/**
Returns?javascript?code?of?the?next?track?action.
*/
-(NSString?*)?next;
/**
Returns?javascript?code?of?the?pausing?action.
Used?mainly?for?pausing?before?switching?active?tabs.
*/
-(NSString?*)?pause;?//?Required?override?in?subclass.
/**
Returns?javascript?code?of?the?"favorite"?toggle.
*/
-(NSString?*)?favorite;
/**
Helper?method?for?obtaining?album?artwork?from?url?string
*/
-?(NSImage?*)imageByUrlString:(NSString?*)urlString;
@end