Specify if the background is dark through the UICompositeDescription

Classes/DialerViewController.m

@@ -115,6 +115,7 @@ static UICompositeViewDescription *compositeDescription = nil;
                                                              fullscreen:false
                                                           landscapeMode:[LinphoneManager runningOnIpad]
                                                            portraitMode:true];
+        compositeDescription.darkBackground = true;
     }
     return compositeDescription;
 }

Classes/InCallViewController.m

@@ -105,6 +105,7 @@ static UICompositeViewDescription *compositeDescription = nil;
                                                              fullscreen:false
                                                           landscapeMode:true
                                                            portraitMode:true];
+        compositeDescription.darkBackground = true;
     }
     return compositeDescription;
 }

Classes/IncomingCallViewController.m

@@ -81,6 +81,7 @@ static UICompositeViewDescription *compositeDescription = nil;
                                                              fullscreen:false
                                                           landscapeMode:[LinphoneManager runningOnIpad]
                                                            portraitMode:true];
+        compositeDescription.darkBackground = true;
     }
     return compositeDescription;
 }

Classes/LinphoneUI/UICompositeViewController.h

@@ -35,6 +35,7 @@
 @property (assign) BOOL fullscreen;
 @property (assign) BOOL landscapeMode;
 @property (assign) BOOL portraitMode;
+@property (assign) BOOL darkBackground;
 
 - (id)copy;
 - (BOOL)equal:(UICompositeViewDescription*) description;

Classes/LinphoneUI/UICompositeViewController.m

@@ -33,6 +33,7 @@
 @synthesize landscapeMode;
 @synthesize portraitMode;
 
+
 - (id)copy {
     UICompositeViewDescription *copy = [UICompositeViewDescription alloc];
     copy.content = self.content;
@@ -43,6 +44,7 @@
     copy.fullscreen = self.fullscreen;
     copy.landscapeMode = self.landscapeMode;
     copy.portraitMode = self.portraitMode;
+    copy.darkBackground = self.darkBackground;
     return copy;
 }
 
@@ -56,7 +58,7 @@
                           tabBarEnabled:(BOOL) atabBarEnabled
                              fullscreen:(BOOL) afullscreen
                           landscapeMode:(BOOL) alandscapeMode
-                           portraitMode:(BOOL) aportraitMode {
+                           portraitMode:(BOOL) aportraitMode{
     self.name = aname;
     self.content = acontent;
     self.stateBar = astateBar;
@@ -66,6 +68,7 @@
     self.fullscreen = afullscreen;
     self.landscapeMode = alandscapeMode;
     self.portraitMode = aportraitMode;
+    self.darkBackground = false;
     
     return self;
 }

Classes/WizardViewController.m

@@ -129,6 +129,7 @@ static UICompositeViewDescription *compositeDescription = nil;
                                                              fullscreen:false
                                                           landscapeMode:[LinphoneManager runningOnIpad]
                                                            portraitMode:true];
+        compositeDescription.darkBackground = true;
     }
     return compositeDescription;
 }