Added MoveTab() method.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@39489 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/terminal/SmartTabView.cpp

@@ -206,6 +206,29 @@ SmartTabView::RemoveTab(int32 index)
 }
 
 
+void
+SmartTabView::MoveTab(int32 index, int32 newIndex)
+{
+	// check the indexes
+	int32 count = CountTabs();
+	if (index == newIndex || index < 0 || newIndex < 0 || index >= count
+		|| newIndex >= count) {
+		return;
+	}
+
+	// Remove the tab from its position and add it to the end. Then cycle the
+	// tabs starting after the new position (save the tab already moved) to the
+	// end.
+	BTab* tab = BTabView::RemoveTab(index);
+	BTabView::AddTab(tab->View(), tab);
+
+	for (int32 i = newIndex; i < count - 1; i++) {
+		tab = BTabView::RemoveTab(newIndex);
+		BTabView::AddTab(tab->View(), tab);
+	}
+}
+
+
 BRect
 SmartTabView::DrawTabs()
 {

src/apps/terminal/SmartTabView.h

@@ -48,6 +48,7 @@ public:
 
 	virtual	void				AddTab(BView* target, BTab* tab = NULL);
 	virtual BTab*				RemoveTab(int32 index);
+			void				MoveTab(int32 index, int32 newIndex);
 
 	virtual BRect				DrawTabs();