Add support for Mac dock icon bouncing. I used a cross-platform enum so that we can (ideally) craft a cross-platform API for 3.0.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@53370 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/defs.h

@@ -2316,6 +2316,17 @@ enum wxUpdateUI
     wxUPDATE_UI_FROMIDLE      = 0x0002 /*  Invoked from On(Internal)Idle */
 };
 
+/*  ---------------------------------------------------------------------------- */
+/*  Notification Event flags - used for dock icon bouncing, etc. */
+/*  ---------------------------------------------------------------------------- */
+
+enum wxNotificationOptions
+{
+    wxNOTIFY_NONE           = 0x0000,
+    wxNOTIFY_ONCE           = 0x0001,
+    wxNOTIFY_REPEAT         = 0x0002
+};
+
 /*  ---------------------------------------------------------------------------- */
 /*  miscellaneous */
 /*  ---------------------------------------------------------------------------- */

include/wx/mac/carbon/app.h

@@ -75,6 +75,8 @@ public:
     void MacSetCurrentEvent( WXEVENTREF event , WXEVENTHANDLERCALLREF handler )
     { m_macCurrentEvent = event ; m_macCurrentEventHandlerCallRef = handler ; }
     
+    void MacRequestUserAttention(wxNotificationOptions options);
+
     // adding a CFType object to be released only at the end of the current event cycle (increases the
     // refcount of the object passed), needed in case we are in the middle of an event concering an object
     // we want to delete and cannot do it immediately
@@ -101,6 +103,7 @@ public:
     static long           s_macPreferencesMenuItemId ;
     static long           s_macExitMenuItemId ;
     static wxString       s_macHelpMenuTitleName ;
+    static void*          s_macNotificationRecord ;
 
     WXEVENTREF            MacGetCurrentEvent() { return m_macCurrentEvent ; }
     void                  MacHandleOneEvent( WXEVENTREF ev ) ;

src/mac/carbon/app.cpp

@@ -98,6 +98,8 @@ wxString  wxApp::s_macHelpMenuTitleName = wxT("&Help") ;
 
 bool      wxApp::sm_isEmbedded = false; // Normally we're not a plugin
 
+void*     wxApp::s_macNotificationRecord = NULL;
+
 //----------------------------------------------------------------------
 // Core Apple Event Support
 //----------------------------------------------------------------------
@@ -300,7 +302,18 @@ void wxApp::MacPrintFile(const wxString & fileName )
 #endif //docview
 }
 
+void wxApp::MacRequestUserAttention(wxNotificationOptions options)
+{
+    NMRec nmRec = {0};
+    nmRec.qType = nmType;
+    nmRec.nmMark = 1;
+    NMInstall(&nmRec);
     
+    if (options == wxNOTIFY_ONCE)
+        NMRemove (&nmRec);
+    else // save the reference and remove it on app activation
+        wxApp::s_macNotificationRecord = &nmRec;
+}
 
 void wxApp::MacNewFile()
 {
@@ -613,8 +626,17 @@ static pascal OSStatus wxMacAppApplicationEventHandler( EventHandlerCallRef hand
     switch ( GetEventKind( event ) )
     {
         case kEventAppActivated :
-            if ( wxTheApp )
+            if ( wxTheApp ) {
                 wxTheApp->SetActive( true , NULL ) ;
+                // If MacRequestUserAttention is set to repeat, then we need
+                // to shut down the notification upon app activation. This
+                // should happen automatically, but let's add the handler 
+                // just in case.
+                if (wxApp::s_macNotificationRecord) {
+                    NMRemove((NMRec*)wxApp::s_macNotificationRecord);
+                    wxApp::s_macNotificationRecord = NULL;
+                }
+            }
             result = noErr ;
             break ;