Add Perform() methods to all the layout-related classes that needed them.

headers/os/interface/AbstractLayout.h

@@ -39,6 +39,8 @@ public:
 	virtual status_t			Archive(BMessage* into, bool deep = true) const;
 	virtual	status_t			AllUnarchived(const BMessage* from);
 
+	virtual	status_t			Perform(perform_code d, void* arg);
+
 protected:
 	virtual	void				OwnerChanged(BView* was);
 	virtual	void				AncestorVisibilityChanged(bool shown);

headers/os/interface/AbstractLayoutItem.h

@@ -33,6 +33,8 @@ public:
 
 	virtual status_t			Archive(BMessage* into, bool deep = true) const;
 
+	virtual	status_t			Perform(perform_code d, void* arg);
+
 private:
 			BSize				fMinSize;
 			BSize				fMaxSize;

headers/os/interface/CardLayout.h

@@ -32,6 +32,8 @@ public:
 	virtual status_t			AllUnarchived(const BMessage* from);
 	static	BArchivable*		Instantiate(BMessage* from);
 
+	virtual	status_t			Perform(perform_code d, void* arg);
+
 protected:
 	virtual	void				LayoutInvalidated(bool children = false);
 	virtual	void				DoLayout();

headers/os/interface/GridLayout.h

@@ -66,6 +66,8 @@ public:
 	virtual status_t			ItemUnarchived(const BMessage* from,
 									BLayoutItem* item, int32 index);
 
+	virtual	status_t			Perform(perform_code d, void* arg);
+
 protected:
 	virtual	bool				ItemAdded(BLayoutItem* item, int32 atIndex);
 	virtual	void				ItemRemoved(BLayoutItem* item, int32 fromIndex);
@@ -81,7 +83,6 @@ protected:
 									ColumnRowConstraints* constraints);
 	virtual	void				GetItemDimensions(BLayoutItem* item,
 									Dimensions* dimensions);
-
 private:
 			class DummyLayoutItem;
 			class RowInfoArray;

headers/os/interface/GroupLayout.h

@@ -44,6 +44,8 @@ public:
 	virtual	status_t			ItemUnarchived(const BMessage* from,
 									BLayoutItem* item, int32 index);
 
+	virtual	status_t			Perform(perform_code d, void* arg);
+
 protected:	
 	virtual	bool				ItemAdded(BLayoutItem* item, int32 atIndex);
 	virtual	void				ItemRemoved(BLayoutItem* item, int32 fromIndex);

headers/os/interface/Layout.h

@@ -88,6 +88,8 @@ protected:
 	// To be called when layout data is known to be good
 			void				ResetLayoutInvalidation();
 
+	virtual status_t			Perform(perform_code d, void* arg);
+
 private:
 			friend class BView;
 

headers/os/interface/LayoutItem.h

@@ -58,6 +58,8 @@ public:
 	virtual status_t			AllArchived(BMessage* into) const;
 	virtual	status_t			AllUnarchived(const BMessage* from);
 
+	virtual status_t			Perform(perform_code d, void* arg);
+
 protected:
 			void				SetLayout(BLayout* layout);
 

headers/os/interface/SplitView.h

@@ -71,6 +71,8 @@ public:
 	virtual status_t			AllUnarchived(const BMessage* from);
 	static	BArchivable*		Instantiate(BMessage* from);
 
+	virtual	status_t			Perform(perform_code d, void* arg);
+
 protected:
 	virtual	void				DrawSplitter(BRect frame,
 									const BRect& updateRect,

headers/os/interface/TwoDimensionalLayout.h

@@ -42,6 +42,8 @@ public:
 	virtual status_t			AllArchived(BMessage* into) const;
 	virtual	status_t			AllUnarchived(const BMessage* from);
 
+	virtual status_t			Perform(perform_code d, void* arg);
+
 protected:
 			struct ColumnRowConstraints {
 				float	weight;

src/kits/interface/AbstractLayout.cpp

@@ -458,3 +458,10 @@ BAbstractLayout::AncestorVisibilityChanged(bool shown)
 	BLayout::AncestorVisibilityChanged(shown);
 }
 
+
+status_t
+BAbstractLayout::Perform(perform_code code, void* _data)
+{
+	return BLayout::Perform(code, _data);
+}
+

src/kits/interface/AbstractLayoutItem.cpp

@@ -152,3 +152,11 @@ BAbstractLayoutItem::Archive(BMessage* into, bool deep) const
 
 	return archiver.Finish(err);
 }
+
+
+status_t
+BAbstractLayoutItem::Perform(perform_code d, void* arg)
+{
+	return BLayoutItem::Perform(d, arg);
+}
+

src/kits/interface/CardLayout.cpp

@@ -297,3 +297,11 @@ BCardLayout::_ValidateMinMax()
 	fMinMaxValid = true;
 	ResetLayoutInvalidation();
 }
+
+
+status_t
+BCardLayout::Perform(perform_code d, void* arg)
+{
+	return BAbstractLayout::Perform(d, arg);
+}
+

src/kits/interface/GridLayout.cpp

@@ -787,3 +787,11 @@ BGridLayout::_LayoutDataForItem(BLayoutItem* item) const
 		return NULL;
 	return (ItemLayoutData*)item->LayoutData();
 }
+
+
+status_t
+BGridLayout::Perform(perform_code d, void* arg)
+{
+	return BTwoDimensionalLayout::Perform(d, arg);
+}
+

src/kits/interface/GroupLayout.cpp

@@ -326,3 +326,11 @@ BGroupLayout::_LayoutDataForItem(BLayoutItem* item) const
 		return NULL;
 	return (ItemLayoutData*)item->LayoutData();
 }
+
+
+status_t
+BGroupLayout::Perform(perform_code code, void* _data)
+{
+	return BTwoDimensionalLayout::Perform(code, _data);
+}
+

src/kits/interface/Layout.cpp

@@ -618,3 +618,10 @@ BLayout::SetTarget(BView* target)
 	}
 }
 
+
+status_t
+BLayout::Perform(perform_code code, void* _data)
+{
+	return BLayoutItem::Perform(code, _data);
+}
+

src/kits/interface/LayoutItem.cpp

@@ -184,6 +184,13 @@ BLayoutItem::SetLayout(BLayout* layout)
 }
 
 
+status_t
+BLayoutItem::Perform(perform_code code, void* _data)
+{
+	return BArchivable::Perform(code, _data);
+}
+
+
 void
 BLayoutItem::LayoutInvalidated(bool children)
 {

src/kits/interface/SplitView.cpp

@@ -323,3 +323,11 @@ BSplitView::_DrawDefaultSplitter(BView* view, BRect frame,
 	be_control_look->DrawSplitter(view, frame, updateRect, view->ViewColor(),
 		orientation, flags, 0);
 }
+
+
+status_t
+BSplitView::Perform(perform_code d, void* arg)
+{
+	return BView::Perform(d, arg);
+}
+

src/kits/interface/TwoDimensionalLayout.cpp

@@ -1407,3 +1407,11 @@ BTwoDimensionalLayout::LocalLayouter::LayoutContextLeft(BLayoutContext* context)
 	fHorizontalLayoutContext = NULL;
 	fHorizontalLayoutWidth = -1;
 }
+
+
+status_t
+BTwoDimensionalLayout::Perform(perform_code code, void* _data)
+{
+	return BAbstractLayout::Perform(code, _data);
+}
+