Debugger: Add status bar to main team window.

TeamWindow:
- Add a status bar in the form of a string view to the bottom of the
  window, along with a helper function to request updating it.

src/apps/debugger/user_interface/gui/team_window/TeamWindow.cpp

@@ -74,7 +74,8 @@ enum {
 	MSG_LOCATE_SOURCE_IF_NEEDED			= 'lsin',
 	MSG_SOURCE_ENTRY_QUERY_COMPLETE		= 'seqc',
 	MSG_CLEAR_STACK_TRACE				= 'clst',
-	MSG_HANDLE_LOAD_SETTINGS			= 'hlst'
+	MSG_HANDLE_LOAD_SETTINGS			= 'hlst',
+	MSG_UPDATE_STATUS_BAR				= 'upsb'
 };
 
 
@@ -133,6 +134,7 @@ TeamWindow::TeamWindow(::Team* team, UserInterfaceListener* listener)
 	fStepOutButton(NULL),
 	fMenuBar(NULL),
 	fSourcePathView(NULL),
+	fStatusBarView(NULL),
 	fConsoleOutputView(NULL),
 	fFunctionSplitView(NULL),
 	fSourceSplitView(NULL),
@@ -525,6 +527,13 @@ TeamWindow::MessageReceived(BMessage* message)
 			_LoadSettings(settings);
 			break;
 		}
+		case MSG_UPDATE_STATUS_BAR:
+		{
+			const char* messageText;
+			if (message->FindString("message", &messageText) == B_OK)
+				fStatusBarView->SetText(messageText);
+			break;
+		}
 		case MSG_TEAM_RENAMED:
 		{
 			_UpdateTitle();
@@ -725,6 +734,15 @@ TeamWindow::SaveSettings(GuiTeamUiSettings* settings)
 }
 
 
+void
+TeamWindow::DisplayBackgroundStatus(const char* message)
+{
+	BMessage updateMessage(MSG_UPDATE_STATUS_BAR);
+	updateMessage.AddString("message", message);
+	PostMessage(&updateMessage);
+}
+
+
 void
 TeamWindow::ThreadSelectionChanged(::Thread* thread)
 {
@@ -995,7 +1013,11 @@ TeamWindow::_Init()
 				.SetInsets(0.0)
 				.Add(fConsoleOutputView = ConsoleOutputView::Create())
 			.End()
-		.End();
+		.End()
+		.Add(fStatusBarView = new BStringView("status", "Ready."));
+
+	fStatusBarView->SetExplicitMinSize(BSize(50.0, B_SIZE_UNSET));
+	fStatusBarView->SetExplicitMaxSize(BSize(B_SIZE_UNLIMITED, B_SIZE_UNSET));
 
 	// add source view
 	sourceScrollView->SetTarget(fSourceView = SourceView::Create(fTeam, this));

src/apps/debugger/user_interface/gui/team_window/TeamWindow.h

@@ -71,6 +71,8 @@ public:
 			status_t			SaveSettings(
 									GuiTeamUiSettings* settings);
 
+			void				DisplayBackgroundStatus(const char* message);
+
 
 private:
 	enum ActiveSourceObject {
@@ -228,6 +230,7 @@ private:
 			BButton*			fStepOutButton;
 			BMenuBar*			fMenuBar;
 			BStringView*		fSourcePathView;
+			BStringView*		fStatusBarView;
 			ConsoleOutputView*	fConsoleOutputView;
 			BSplitView*			fFunctionSplitView;
 			BSplitView*			fSourceSplitView;