Display tool tips for browser tabs with the page title.

git-svn-id: http://svn.haiku-os.org/webpositive/webkit/trunk@504 94f232f2-1747-11df-bad5-a5bfde151594

src/apps/webpositive/tabview/TabContainerView.h

@@ -43,6 +43,7 @@ public:
 		virtual	void			DoubleClickOutsideTabs() = 0;
 		virtual	void			UpdateTabScrollability(bool canScrollLeft,
 									bool canScrollRight) = 0;
+		virtual	void			SetToolTip(const BString& text) = 0;
 	};
 
 public:

src/apps/webpositive/tabview/TabManager.cpp

@@ -307,6 +307,17 @@ public:
 		fTabContainerGroup->EnableScrollButtons(canScrollLeft, canScrollRight);
 	}
 
+	virtual	void SetToolTip(const BString& text)
+	{
+		if (fCurrentToolTip == text)
+			return;
+		fCurrentToolTip = text;
+		fManager->GetTabContainerView()->HideToolTip();
+		fManager->GetTabContainerView()->SetToolTip(
+			reinterpret_cast<BToolTip*>(NULL));
+		fManager->GetTabContainerView()->SetToolTip(fCurrentToolTip.String());
+	}
+
 	void CloseTab(int32 index);
 
 	void SetCloseButtonsAvailable(bool available)
@@ -333,6 +344,7 @@ private:
 	bool				fCloseButtonsAvailable;
 	BMessage*			fDoubleClickOutsideTabsMessage;
 	BMessenger			fTarget;
+	BString				fCurrentToolTip;
 };
 
 
@@ -502,6 +514,8 @@ WebTabView::MouseMoved(BPoint where, uint32 transit,
 		}
 	}
 
+	fController->SetToolTip(Label());
+
 	TabView::MouseMoved(where, transit, dragMessage);
 }
 
@@ -695,6 +709,13 @@ TabManager::TabGroup() const
 }
 
 
+BView*
+TabManager::GetTabContainerView() const
+{
+	return fTabContainerView;
+}
+
+
 BView*
 TabManager::ContainerView() const
 {

src/apps/webpositive/tabview/TabManager.h

@@ -58,6 +58,7 @@ public:
 #endif
 
 			BView*				TabGroup() const;
+			BView*				GetTabContainerView() const;
 			BView*				ContainerView() const;
 
 			BView*				ViewForTab(int32 tabIndex) const;