kill YIELD_GUARD macro

Change-Id: I81990df584255f4a286cd078bcf15917c00ad504
Reviewed-on: https://gerrit.libreoffice.org/17687Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>

vcl/inc/osx/salinst.h

@@ -20,18 +20,17 @@
 #ifndef INCLUDED_VCL_INC_OSX_SALINST_H
 #define INCLUDED_VCL_INC_OSX_SALINST_H
 
-#include "comphelper/solarmutex.hxx"
-#include "osl/thread.hxx"
-#include "osl/conditn.h"
+#include <list>
+
+#include <comphelper/solarmutex.hxx>
+#include <osl/conditn.h>
+#include <osl/thread.hxx>
 
 #ifdef MACOSX
 #include "osx/osxvcltypes.h"
 #endif
-
 #include "salinst.hxx"
 
-#include <list>
-
 class AquaSalFrame;
 class ApplicationEvent;
 class Image;
@@ -39,7 +38,7 @@ class Image;
 class SalYieldMutex : public comphelper::SolarMutex
 {
     osl::Mutex m_mutex;
-    sal_uLong                                       mnCount;
+    sal_uLong                                   mnCount;
     oslThreadIdentifier                         mnThreadId;
 
 public:
@@ -51,8 +50,6 @@ public:
     oslThreadIdentifier                         GetThreadId() const { return mnThreadId; }
 };
 
-#define YIELD_GUARD osl::Guard< comphelper::SolarMutex > aGuard( GetSalData()->mpFirstInstance->GetYieldMutex() )
-
 class AquaSalInstance : public SalInstance
 {
     struct SalUserEvent
@@ -68,7 +65,7 @@ class AquaSalInstance : public SalInstance
 
 public:
     SalYieldMutex*                          mpSalYieldMutex;        // Sal-Yield-Mutex
-    OUString                           maDefaultPrinter;
+    OUString                                maDefaultPrinter;
     oslThreadIdentifier                     maMainThread;
     bool                                    mbWaitingYield;
     int                                     mnActivePrintJobs;
@@ -86,12 +83,13 @@ public:
     virtual SalFrame*       CreateChildFrame( SystemParentData* pParent, sal_uLong nStyle ) SAL_OVERRIDE;
     virtual SalFrame*       CreateFrame( SalFrame* pParent, sal_uLong nStyle ) SAL_OVERRIDE;
     virtual void            DestroyFrame( SalFrame* pFrame ) SAL_OVERRIDE;
-    virtual SalObject*      CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow = true ) SAL_OVERRIDE;
+    virtual SalObject*      CreateObject( SalFrame* pParent, SystemWindowData* pWindowData,
+                                          bool bShow = true ) SAL_OVERRIDE;
     virtual void            DestroyObject( SalObject* pObject ) SAL_OVERRIDE;
-    virtual SalVirtualDevice*   CreateVirtualDevice( SalGraphics* pGraphics,
-                                                     long &nDX, long &nDY,
-                                                     sal_uInt16 nBitCount,
-                                                     const SystemGraphicsData *pData ) SAL_OVERRIDE;
+    virtual SalVirtualDevice* CreateVirtualDevice( SalGraphics* pGraphics,
+                                                   long &nDX, long &nDY,
+                                                   sal_uInt16 nBitCount,
+                                                   const SystemGraphicsData *pData ) SAL_OVERRIDE;
     virtual SalInfoPrinter* CreateInfoPrinter( SalPrinterQueueInfo* pQueueInfo,
                                                ImplJobSetup* pSetupData ) SAL_OVERRIDE;
     virtual void            DestroyInfoPrinter( SalInfoPrinter* pPrinter ) SAL_OVERRIDE;
@@ -102,28 +100,31 @@ public:
     virtual void            DeletePrinterQueueInfo( SalPrinterQueueInfo* pInfo ) SAL_OVERRIDE;
     virtual OUString        GetDefaultPrinter() SAL_OVERRIDE;
     virtual SalTimer*       CreateSalTimer() SAL_OVERRIDE;
-    virtual SalI18NImeStatus*   CreateI18NImeStatus() SAL_OVERRIDE;
+    virtual SalI18NImeStatus* CreateI18NImeStatus() SAL_OVERRIDE;
     virtual SalSystem*      CreateSalSystem() SAL_OVERRIDE;
     virtual SalBitmap*      CreateSalBitmap() SAL_OVERRIDE;
     virtual comphelper::SolarMutex* GetYieldMutex() SAL_OVERRIDE;
     virtual sal_uLong       ReleaseYieldMutex() SAL_OVERRIDE;
     virtual void            AcquireYieldMutex( sal_uLong nCount ) SAL_OVERRIDE;
     virtual bool            CheckYieldMutex() SAL_OVERRIDE;
-    virtual void            DoYield(bool bWait, bool bHandleAllCurrentEvents, sal_uLong nReleased) SAL_OVERRIDE;
+    virtual void            DoYield(bool bWait, bool bHandleAllCurrentEvents,
+                                    sal_uLong nReleased) SAL_OVERRIDE;
     virtual bool            AnyInput( VclInputFlags nType ) SAL_OVERRIDE;
     virtual SalMenu*        CreateMenu( bool bMenuBar, Menu* pVCLMenu ) SAL_OVERRIDE;
     virtual void            DestroyMenu( SalMenu* ) SAL_OVERRIDE;
     virtual SalMenuItem*    CreateMenuItem( const SalItemParams* pItemData ) SAL_OVERRIDE;
     virtual void            DestroyMenuItem( SalMenuItem* ) SAL_OVERRIDE;
     virtual SalSession*     CreateSalSession() SAL_OVERRIDE;
-    virtual void*           GetConnectionIdentifier( ConnectionIdentifierType& rReturnedType, int& rReturnedBytes ) SAL_OVERRIDE;
-    virtual void            AddToRecentDocumentList(const OUString& rFileUrl, const OUString& rMimeType, const OUString& rDocumentService) SAL_OVERRIDE;
+    virtual void*           GetConnectionIdentifier( ConnectionIdentifierType& rReturnedType,
+                                                     int& rReturnedBytes ) SAL_OVERRIDE;
+    virtual void            AddToRecentDocumentList(const OUString& rFileUrl, const OUString& rMimeType,
+                                                    const OUString& rDocumentService) SAL_OVERRIDE;
 
     // dtrans implementation
-    virtual com::sun::star::uno::Reference< com::sun::star::uno::XInterface >
-        CreateClipboard( const com::sun::star::uno::Sequence< com::sun::star::uno::Any >& i_rArguments ) SAL_OVERRIDE;
-    virtual com::sun::star::uno::Reference< com::sun::star::uno::XInterface > CreateDragSource() SAL_OVERRIDE;
-    virtual com::sun::star::uno::Reference< com::sun::star::uno::XInterface > CreateDropTarget() SAL_OVERRIDE;
+    virtual css::uno::Reference< css::uno::XInterface > CreateClipboard(
+            const css::uno::Sequence< css::uno::Any >& i_rArguments ) SAL_OVERRIDE;
+    virtual css::uno::Reference< css::uno::XInterface > CreateDragSource() SAL_OVERRIDE;
+    virtual css::uno::Reference< css::uno::XInterface > CreateDropTarget() SAL_OVERRIDE;
 
     static void handleAppDefinedEvent( NSEvent* pEvent );
 

vcl/inc/saldatabasic.hxx

@@ -20,11 +20,11 @@
 #ifndef INCLUDED_VCL_INC_SALDATABASIC_HXX
 #define INCLUDED_VCL_INC_SALDATABASIC_HXX
 
-#include <svdata.hxx>
-#include <salinst.hxx>
 #include <osl/module.h>
+#include <vcl/dllapi.h>
 
-#include "vcl/dllapi.h"
+#include "svdata.hxx"
+#include "salinst.hxx"
 
 #ifdef IOS
 #include "quartz/salgdi.h"

vcl/osx/salframeview.mm

@@ -17,19 +17,21 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#include <sal/config.h>
+
 #include <sal/alloca.h>
 #include <sal/macros.h>
+#include <tools/helpers.hxx>
 
-#include "tools/helpers.hxx"
-#include "vcl/window.hxx"
-#include "vcl/svapp.hxx"
 #include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/window.hxx>
 
-#include "osx/salinst.h"
-#include "quartz/salgdi.h"
+#include "osx/a11yfactory.h"
 #include "osx/salframe.h"
 #include "osx/salframeview.h"
-#include "osx/a11yfactory.h"
+#include "osx/salinst.h"
+#include "quartz/salgdi.h"
 #include "quartz/utils.h"
 
 #define WHEEL_EVENT_FACTOR 1.5
@@ -249,7 +251,7 @@ static AquaSalFrame* getMouseContainerFrame()
 -(void)windowDidBecomeKey: (NSNotification*)pNotification
 {
     (void)pNotification;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -280,7 +282,7 @@ static AquaSalFrame* getMouseContainerFrame()
 -(void)windowDidResignKey: (NSNotification*)pNotification
 {
     (void)pNotification;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -292,7 +294,7 @@ static AquaSalFrame* getMouseContainerFrame()
 -(void)windowDidChangeScreen: (NSNotification*)pNotification
 {
     (void)pNotification;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
         mpFrame->screenParametersChanged();
@@ -301,7 +303,7 @@ static AquaSalFrame* getMouseContainerFrame()
 -(void)windowDidMove: (NSNotification*)pNotification
 {
     (void)pNotification;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -313,7 +315,7 @@ static AquaSalFrame* getMouseContainerFrame()
 -(void)windowDidResize: (NSNotification*)pNotification
 {
     (void)pNotification;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -326,7 +328,7 @@ static AquaSalFrame* getMouseContainerFrame()
 -(void)windowDidMiniaturize: (NSNotification*)pNotification
 {
     (void)pNotification;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -339,7 +341,7 @@ static AquaSalFrame* getMouseContainerFrame()
 -(void)windowDidDeminiaturize: (NSNotification*)pNotification
 {
     (void)pNotification;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -352,7 +354,7 @@ static AquaSalFrame* getMouseContainerFrame()
 -(BOOL)windowShouldClose: (NSNotification*)pNotification
 {
     (void)pNotification;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     BOOL bRet = YES;
     if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
@@ -371,7 +373,7 @@ static AquaSalFrame* getMouseContainerFrame()
 
 -(void)windowDidEnterFullScreen: (NSNotification*)pNotification
 {
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( !mpFrame || !AquaSalFrame::isAlive( mpFrame))
         return;
@@ -381,7 +383,7 @@ static AquaSalFrame* getMouseContainerFrame()
 
 -(void)windowDidExitFullScreen: (NSNotification*)pNotification
 {
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( !mpFrame || !AquaSalFrame::isAlive( mpFrame))
         return;
@@ -392,7 +394,7 @@ static AquaSalFrame* getMouseContainerFrame()
 -(void)dockMenuItemTriggered: (id)sender
 {
     (void)sender;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( mpFrame && AquaSalFrame::isAlive( mpFrame ) )
         mpFrame->ToTop( SAL_FRAME_TOTOP_RESTOREWHENMIN | SAL_FRAME_TOTOP_GRABFOCUS );
@@ -552,7 +554,7 @@ private:
 
 -(void)sendMouseEventToFrame: (NSEvent*)pEvent button:(sal_uInt16)nButton eventtype:(sal_uInt16)nEvent
 {
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     AquaSalFrame* pDispatchFrame = AquaSalFrame::GetCaptureFrame();
     bool bIsCaptured = false;
@@ -740,7 +742,7 @@ private:
 
 - (void)magnifyWithEvent: (NSEvent*)pEvent
 {
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     // TODO: ??  -(float)magnification;
     if( AquaSalFrame::isAlive( mpFrame ) )
@@ -814,7 +816,7 @@ private:
 
 - (void)swipeWithEvent: (NSEvent*)pEvent
 {
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -874,7 +876,7 @@ private:
 
 -(void)scrollWheel: (NSEvent*)pEvent
 {
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -941,7 +943,7 @@ private:
 
 -(void)keyDown: (NSEvent*)pEvent
 {
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -1003,7 +1005,7 @@ private:
 
 -(void)flagsChanged: (NSEvent*)pEvent
 {
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -1016,7 +1018,7 @@ private:
 {
     (void) replacementRange; // FIXME: surely it must be used
 
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( AquaSalFrame::isAlive( mpFrame ) )
     {
@@ -1484,7 +1486,7 @@ private:
 
 -(BOOL)sendKeyToFrameDirect: (sal_uInt16)nKeyCode  character: (sal_Unicode)aChar modifiers: (unsigned int)nMod
 {
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     long nRet = 0;
     if( AquaSalFrame::isAlive( mpFrame ) )
@@ -1588,7 +1590,7 @@ private:
 {
     (void) replacementRange; // FIXME - use it!
 
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     if( ![aString isKindOfClass:[NSAttributedString class]] )
         aString = [[[NSAttributedString alloc] initWithString:aString] autorelease];
@@ -1709,7 +1711,7 @@ private:
     (void) aRange;
     (void) actualRange;
 
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     SalExtTextInputPosEvent aPosEvent;
     mpFrame->CallCallback( SALEVENT_EXTTEXTINPUTPOS, static_cast<void *>(&aPosEvent) );
@@ -1730,7 +1732,7 @@ private:
         //TODO: odd cast really needed for fdo#74121?
 }
 
--(::com::sun::star::accessibility::XAccessibleContext *)accessibleContext
+-(css::accessibility::XAccessibleContext *)accessibleContext
 {
     if ( !mpReferenceWrapper ) {
         // some frames never become visible ..

vcl/osx/salmenu.cxx

@@ -17,14 +17,17 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
-#include <comphelper/string.hxx>
+#include <sal/config.h>
+
+#include <objc/objc-runtime.h>
 
-#include "rtl/ustrbuf.hxx"
+#include <comphelper/string.hxx>
+#include <rtl/ustrbuf.hxx>
 
-#include "vcl/cmdevt.hxx"
-#include "vcl/floatwin.hxx"
-#include "vcl/window.hxx"
-#include "vcl/svapp.hxx"
+#include <vcl/cmdevt.hxx>
+#include <vcl/floatwin.hxx>
+#include <vcl/window.hxx>
+#include <vcl/svapp.hxx>
 
 #include "osx/saldata.hxx"
 #include "osx/salinst.h"
@@ -33,12 +36,9 @@
 #include "osx/salframe.h"
 #include "osx/a11ywrapper.h"
 #include "quartz/utils.h"
-
 #include "svids.hrc"
 #include "window.h"
 
-#include <objc/objc-runtime.h>
-
 namespace {
 
 void releaseButtonEntry( AquaSalMenu::MenuBarButtonEntry& i_rEntry )
@@ -94,14 +94,14 @@ const AquaSalMenu* AquaSalMenu::pCurrentMenuBar = NULL;
 -(void)showPreferences: (id) sender
 {
     (void)sender;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     [self showDialog: ShowDialogId::Preferences];
 }
 -(void)showAbout: (id) sender
 {
     (void)sender;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     [self showDialog: ShowDialogId::About];
 }

vcl/osx/salnsmenu.mm

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#include <sal/config.h>
+
+#include <vcl/window.hxx>
 
 #include "osx/salinst.h"
 #include "osx/saldata.hxx"
@@ -24,8 +27,6 @@
 #include "osx/salmenu.h"
 #include "osx/salnsmenu.h"
 
-#include "vcl/window.hxx"
- 
 @implementation SalNSMenu
 -(id)initWithMenu: (AquaSalMenu*)pMenu
 {
@@ -36,8 +37,8 @@
 -(void)menuNeedsUpdate: (NSMenu*)pMenu
 {
     (void)pMenu;
-    YIELD_GUARD;
-    
+    SolarMutexGuard aGuard;
+
     if( mpMenu )
     {
         const AquaSalFrame* pFrame = mpMenu->getFrame();
@@ -76,8 +77,8 @@
 -(void)menuItemTriggered: (id)aSender
 {
     (void)aSender;
-    YIELD_GUARD;
-    
+    SolarMutexGuard aGuard;
+
     const AquaSalFrame* pFrame = mpMenuItem->mpParentMenu ? mpMenuItem->mpParentMenu->getFrame() : NULL;
     if( pFrame && AquaSalFrame::isAlive( pFrame ) && ! pFrame->GetWindow()->IsInModalMode() )
     {
@@ -93,13 +94,13 @@
         if( pPopupMenu )
         {
             // FIXME: revise this ugly code
-            
+
             // select handlers in vcl are dispatch on the original menu
             // if not consumed by the select handler of the current menu
             // however since only the starting menu ever came into Execute
             // the hierarchy is not build up. Workaround this by getting
             // the menu it should have been
-            
+
             // get started from hierarchy in vcl menus
             AquaSalMenu* pParentMenu = mpMenuItem->mpParentMenu;
             Menu* pCurMenu = mpMenuItem->mpVCLMenu;
@@ -108,7 +109,7 @@
                 pCurMenu = pParentMenu->mpVCLMenu;
                 pParentMenu = pParentMenu->mpParentSalMenu;
             }
-            
+
             pPopupMenu->SetSelectedEntry( mpMenuItem->mnId );
             pPopupMenu->ImplSelectWithStart( pCurMenu );
         }
@@ -168,7 +169,7 @@
                 }
                 return;
             }
-            
+
             aImgRect.origin.x += aFromRect.size.width + 2;
         }
     }

vcl/osx/salnstimer.mm

@@ -17,27 +17,27 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#include <sal/config.h>
 
 #include "osx/saltimer.h"
 #include "osx/salnstimer.h"
 #include "osx/salinst.h"
 #include "osx/saldata.hxx"
-
 #include "svdata.hxx"
 
 @implementation TimerCallbackCaller
 -(void)timerElapsed:(NSTimer*)pTimer
 {
     (void)pTimer;
-    ImplSVData* pSVData = ImplGetSVData();
     if( AquaSalTimer::bDispatchTimer )
     {
-        YIELD_GUARD;
+        SolarMutexGuard aGuard;
+        ImplSVData* pSVData = ImplGetSVData();
         if( pSVData->mpSalTimer )
         {
             bool idle = true; // TODO
             pSVData->mpSalTimer->CallCallback( idle );
-            
+
             // NSTimer does not end nextEventMatchingMask of NSApplication
             // so we need to wakeup a waiting Yield to inform it something happened
             GetSalData()->mpFirstInstance->wakeupYield();

vcl/osx/saltimer.cxx

@@ -17,6 +17,8 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#include <sal/config.h>
+
 #include "osx/saltimer.h"
 #include "osx/salnstimer.h"
 #include "osx/saldata.hxx"
@@ -36,8 +38,10 @@ void ImplSalStartTimer( sal_uLong nMS )
         if( AquaSalTimer::pRunningTimer != nil )
         {
             if( [AquaSalTimer::pRunningTimer timeInterval] == aTI )
+            {
                 // set new fire date
                 [AquaSalTimer::pRunningTimer setFireDate: [NSDate dateWithTimeIntervalSinceNow: aTI]];
+            }
             else
             {
                 [AquaSalTimer::pRunningTimer invalidate];
@@ -89,7 +93,7 @@ void AquaSalTimer::handleStartTimerEvent( NSEvent* pEvent )
         NSTimeInterval current = [NSDate timeIntervalSinceReferenceDate];
         if( (posted - current) <= 0.0 )
         {
-            YIELD_GUARD;
+            SolarMutexGuard aGuard;
             if( pSVData->mpSalTimer )
             {
                 // timer already elapsed since event posted

vcl/osx/vclnsapp.mm

@@ -17,25 +17,24 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#include <sal/config.h>
 #include <config_features.h>
 
-#include "sal/config.h"
-#include "sal/main.h"
 #include <vector>
 
-#include "vcl/window.hxx"
-#include "vcl/svapp.hxx"
-#include "vcl/cmdevt.hxx"
+#include <sal/main.h>
+#include <vcl/cmdevt.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/window.hxx>
 
-#include "osx/vclnsapp.h"
-#include "osx/salinst.h"
+#include "impimagetree.hxx"
 #include "osx/saldata.hxx"
 #include "osx/salframe.h"
 #include "osx/salframeview.h"
+#include "osx/salinst.h"
+#include "osx/vclnsapp.h"
 #include "quartz/utils.h"
 
-#include "impimagetree.hxx"
-
 #include "premac.h"
 #include <objc/objc-runtime.h>
 #import "Carbon/Carbon.h"
@@ -79,7 +78,9 @@
 {
     NSEventType eType = [pEvent type];
     if( eType == NSApplicationDefined )
+    {
         AquaSalInstance::handleAppDefinedEvent( pEvent );
+    }
     else if( eType == NSKeyDown && ([pEvent modifierFlags] & NSCommandKeyMask) != 0 )
     {
         NSWindow* pKeyWin = [NSApp keyWindow];
@@ -166,9 +167,11 @@
                 bHandled = GetSalData()->maKeyEventAnswer[ pEvent ];
             }
             else
+            {
                 bHandled = true;  // event handled already or main menu just handled it
-
+            }
             GetSalData()->maKeyEventAnswer.erase( pEvent );
+
             if( bHandled )
                 return;
         }
@@ -395,7 +398,7 @@
     (void)app;
     NSApplicationTerminateReply aReply = NSTerminateNow;
     {
-        YIELD_GUARD;
+        SolarMutexGuard aGuard;
 
         SalData* pSalData = GetSalData();
         if( ! pSalData->maFrames.empty() )
@@ -421,7 +424,7 @@
 -(void)systemColorsChanged: (NSNotification*) pNotification
 {
     (void)pNotification;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     const SalData* pSalData = GetSalData();
 	if( !pSalData->maFrames.empty() )
@@ -431,7 +434,7 @@
 -(void)screenParametersChanged: (NSNotification*) pNotification
 {
     (void)pNotification;
-    YIELD_GUARD;
+    SolarMutexGuard aGuard;
 
     SalData* pSalData = GetSalData();
     std::list< AquaSalFrame* >::iterator it;