Debugger: UserInterface enhancements.

Add hook to UserInterface to query if Debugger is currently being run
interactively or not. Add corresponding implementations in
{CommandLine,Graphical}UserInterface.

src/apps/debugger/user_interface/UserInterface.h

@@ -53,6 +53,8 @@ public:
 									// shut down the UI *now* -- no more user
 									// feedback
 
+	virtual	bool				IsInteractive() const = 0;
+
 	virtual status_t			LoadSettings(const TeamUiSettings* settings)
 									= 0;
 	virtual status_t			SaveSettings(TeamUiSettings*& settings)

src/apps/debugger/user_interface/cli/CommandLineUserInterface.cpp

@@ -171,6 +171,15 @@ CommandLineUserInterface::Terminate()
 }
 
 
+bool
+CommandLineUserInterface::IsInteractive() const
+{
+	// if we were invoked solely for the purpose of saving a crash report,
+	// then we're not taking user input into account.
+	return !fSaveReport;
+}
+
+
 status_t
 CommandLineUserInterface::LoadSettings(const TeamUiSettings* settings)
 {

src/apps/debugger/user_interface/cli/CommandLineUserInterface.h

@@ -34,6 +34,8 @@ public:
 									// shut down the UI *now* -- no more user
 									// feedback
 
+	virtual	bool				IsInteractive() const;
+
 	virtual status_t			LoadSettings(const TeamUiSettings* settings);
 	virtual status_t			SaveSettings(TeamUiSettings*& settings)	const;
 

src/apps/debugger/user_interface/gui/GraphicalUserInterface.cpp

@@ -191,6 +191,13 @@ GraphicalUserInterface::Terminate()
 }
 
 
+bool
+GraphicalUserInterface::IsInteractive() const
+{
+	return true;
+}
+
+
 status_t
 GraphicalUserInterface::LoadSettings(const TeamUiSettings* settings)
 {

src/apps/debugger/user_interface/gui/GraphicalUserInterface.h

@@ -30,6 +30,8 @@ public:
 									// shut down the UI *now* -- no more user
 									// feedback
 
+	virtual	bool				IsInteractive() const;
+
 	virtual status_t			LoadSettings(const TeamUiSettings* settings);
 	virtual status_t			SaveSettings(TeamUiSettings*& settings)	const;