New method: Process::setDockIconVisible()

modules/juce_audio_plugin_client/AAX/juce_AAX_Wrapper.cpp

@@ -138,7 +138,7 @@ struct AAXClasses
         static void initialise()
         {
            #if JUCE_WINDOWS
-            PlatformUtilities::setCurrentModuleInstanceHandle (moduleInstance);
+            Process::setCurrentModuleInstanceHandle (moduleInstance);
            #endif
 
             initialiseJuce_GUI();

modules/juce_core/threads/juce_Process.h

@@ -88,8 +88,7 @@ public:
     static void lowerPrivilege();
 
     //==============================================================================
-    /** Returns true if this process is being hosted by a debugger.
-    */
+    /** Returns true if this process is being hosted by a debugger. */
     static bool JUCE_CALLTYPE isRunningUnderDebugger();
 
 
@@ -130,6 +129,12 @@ public:
     static void JUCE_CALLTYPE setCurrentModuleInstanceHandle (void* newHandle) noexcept;
    #endif
 
+   #if JUCE_MAC || DOXYGEN
+    //==============================================================================
+    /** OSX ONLY - Shows or hides the OSX dock icon for this app. */
+    static void setDockIconVisible (bool isVisible);
+   #endif
+
 private:
     Process();
     JUCE_DECLARE_NON_COPYABLE (Process);

modules/juce_gui_basics/native/juce_mac_Windowing.mm

@@ -372,3 +372,9 @@ String SystemClipboard::getTextFromClipboard()
     return text == nil ? String::empty
                        : nsStringToJuce (text);
 }
+
+void Process::setDockIconVisible (bool isVisible)
+{
+    [NSApp setActivationPolicy: isVisible ? NSApplicationActivationPolicyRegular
+                                          : NSApplicationActivationPolicyProhibited];
+}