1 /* 2 * Copyright 2011-2016, Rene Gollent, rene@gollent.com. 3 * Copyright 2012, Ingo Weinhold, ingo_weinhold@gmx.de. 4 * Distributed under the terms of the MIT License. 5 */ 6 #ifndef COMMAND_LINE_USER_INTERFACE_H 7 #define COMMAND_LINE_USER_INTERFACE_H 8 9 10 #include <ObjectList.h> 11 #include <String.h> 12 13 #include "CliContext.h" 14 #include "UserInterface.h" 15 16 17 class CliCommand; 18 19 20 class CommandLineUserInterface : public UserInterface { 21 public: 22 CommandLineUserInterface(); 23 virtual ~CommandLineUserInterface(); 24 25 virtual const char* ID() const; 26 27 virtual status_t Init(Team* team, 28 UserInterfaceListener* listener); 29 virtual void Show(); 30 virtual void Terminate(); 31 // shut down the UI *now* -- no more user 32 // feedback 33 34 virtual UserInterface* Clone() const; 35 36 virtual bool IsInteractive() const; 37 38 virtual status_t LoadSettings(const TeamUiSettings* settings); 39 virtual status_t SaveSettings(TeamUiSettings*& settings) const; 40 41 virtual void NotifyUser(const char* title, 42 const char* message, 43 user_notification_type type); 44 virtual void NotifyBackgroundWorkStatus( 45 const char* message); 46 virtual int32 SynchronouslyAskUser(const char* title, 47 const char* message, const char* choice1, 48 const char* choice2, const char* choice3); 49 virtual status_t SynchronouslyAskUserForFile(entry_ref* _ref); 50 51 void Run(); 52 // Called by the main thread, when 53 // everything has been set up. Enters the 54 // input loop. 55 56 private: 57 struct CommandEntry; 58 typedef BObjectList<CommandEntry> CommandList; 59 60 struct HelpCommand; 61 62 // GCC 2 support 63 friend struct HelpCommand; 64 65 private: 66 status_t _InputLoop(); 67 68 status_t _RegisterCommands(); 69 bool _RegisterCommand(const BString& name, 70 CliCommand* command); 71 void _ExecuteCommand(int argc, 72 const char* const* argv); 73 CommandEntry* _FindCommand(const char* commandName); 74 void _PrintHelp(const char* commandName); 75 static int _CompareCommandEntries( 76 const CommandEntry* command1, 77 const CommandEntry* command2); 78 79 private: 80 CliContext fContext; 81 CommandList fCommands; 82 sem_id fShowSemaphore; 83 bool fShown; 84 volatile bool fTerminating; 85 }; 86 87 88 #endif // COMMAND_LINE_USER_INTERFACE_H 89