1 //------------------------------------------------------------------------------ 2 // main.cpp 3 // 4 //------------------------------------------------------------------------------ 5 6 // Standard Includes ----------------------------------------------------------- 7 #include <stdio.h> 8 9 // System Includes ------------------------------------------------------------- 10 #include <Application.h> 11 #include <Looper.h> 12 #include <Message.h> 13 #include <OS.h> 14 15 // Project Includes ------------------------------------------------------------ 16 17 // Local Includes -------------------------------------------------------------- 18 19 // Local Defines --------------------------------------------------------------- 20 #ifdef USE_BAPP 21 #define DO_EXIT be_app_messenger.SendMessage(B_QUIT_REQUESTED) 22 #else 23 #define DO_EXIT release_sem(gThreadLock) 24 #endif 25 26 // Globals --------------------------------------------------------------------- 27 #ifndef USE_BAPP 28 sem_id gThreadLock = create_sem(0, "gThreadLock"); 29 #endif 30 31 class TLooper1 : public BLooper 32 { 33 public: TLooper1()34 TLooper1() : BLooper() {;} MessageReceived(BMessage * msg)35 void MessageReceived(BMessage* msg) 36 { 37 switch (msg->what) 38 { 39 case '2345': 40 printf("Got message '2345' in %s\n", __PRETTY_FUNCTION__); 41 DO_EXIT; 42 break; 43 default: 44 BLooper::MessageReceived(msg); 45 } 46 } 47 }; 48 49 class TLooper2 : public BLooper 50 { 51 public: TLooper2(BMessenger target)52 TLooper2(BMessenger target) : BLooper(), fTarget(target) {;} MessageReceived(BMessage * msg)53 void MessageReceived(BMessage* msg) 54 { 55 switch (msg->what) 56 { 57 case '1234': 58 printf("Got message '1234' in %s\n", __PRETTY_FUNCTION__); 59 fTarget.SendMessage('2345'); 60 break; 61 default: 62 BLooper::MessageReceived(msg); 63 break; 64 } 65 } 66 67 private: 68 BMessenger fTarget; 69 }; 70 main()71int main() 72 { 73 BLooper* fLooper1 = new TLooper1; 74 BLooper* fLooper2 = new TLooper2(fLooper1); 75 fLooper1->Run(); 76 fLooper2->Run(); 77 printf("Sending message '1234' in %s\n", __PRETTY_FUNCTION__); 78 BMessenger(fLooper2).SendMessage('1234'); 79 80 // Wait for loopers to finish 81 acquire_sem(gThreadLock); 82 83 return 0; 84 } 85 86 #if 0 87 class TestApp : public BApplication 88 { 89 public: 90 TestApp() : BApplication("application/x-vnd.FirstMessageTestApp") 91 { 92 fLooper1 = new TLooper1; 93 fLooper2 = new TLooper2(fLooper1); 94 fLooper1->Run(); 95 fLooper2->Run(); 96 } 97 void ReadyToRun() 98 { 99 printf("Sending message '1234' in %s\n", __PRETTY_FUNCTION__); 100 BMessenger(fLooper2).SendMessage('1234'); 101 } 102 103 private: 104 BLooper* fLooper1; 105 BLooper* fLooper2; 106 }; 107 108 int main() 109 { 110 new TestApp; 111 be_app->Run(); 112 delete be_app; 113 return 0; 114 } 115 #endif 116 117 /* 118 * $Log $ 119 * 120 * $Id $ 121 * 122 */ 123 124