guicast/bcdialog.C

   1 #include "bcdialog.h"
   2 #include "condition.h"
   3 #include "mutex.h"
   4
   5
   6
   7
   8
   9 BC_DialogThread::BC_DialogThread()
  10  : Thread(1, 0, 0)
  11 {
  12         gui = 0;
  13         startup_lock = new Condition(1, "BC_DialogThread::startup_lock");
  14         window_lock = new Mutex("BC_DialogThread::window_lock");
  15 }
  16
  17 BC_DialogThread::~BC_DialogThread()
  18 {
  19         startup_lock->lock("BC_DialogThread::~BC_DialogThread");
  20         if(gui)
  21         {
  22                 gui->lock_window();
  23                 gui->set_done(1);
  24                 gui->unlock_window();
  25         }
  26         startup_lock->unlock();
  27         Thread::join();
  28
  29         delete startup_lock;
  30         delete window_lock;
  31 }
  32
  33 void BC_DialogThread::lock_window(char *location)
  34 {
  35         window_lock->lock(location);
  36 }
  37
  38 void BC_DialogThread::unlock_window()
  39 {
  40         window_lock->unlock();
  41 }
  42
  43 void BC_DialogThread::start()
  44 {
  45         if(Thread::running())
  46         {
  47                 window_lock->lock("BC_DialogThread::start");
  48                 if(gui)
  49                 {
  50                         gui->lock_window("BC_DialogThread::start");
  51                         gui->raise_window(1);
  52                         gui->unlock_window();
  53                 }
  54                 window_lock->unlock();
  55                 return;
  56         }
  57
  58 // Don't allow anyone else to create the window
  59         startup_lock->lock("BC_DialogThread::start");
  60         Thread::start();
  61
  62 // Wait for startup
  63         startup_lock->lock("BC_DialogThread::start");
  64         startup_lock->unlock();
  65 }
  66
  67 void BC_DialogThread::run()
  68 {
  69         gui = new_gui();
  70         startup_lock->unlock();
  71         int result = gui->run_window();
  72
  73         handle_done_event(result);
  74
  75         window_lock->lock("BC_DialogThread::run");
  76         delete gui;
  77         gui = 0;
  78         window_lock->unlock();
  79
  80         handle_close_event(result);
  81 }
  82
  83 BC_Window* BC_DialogThread::new_gui()
  84 {
  85         printf("BC_DialogThread::new_gui called\n");
  86         return 0;
  87 }
  88
  89 BC_Window* BC_DialogThread::get_gui()
  90 {
  91         return gui;
  92 }
  93
  94 void BC_DialogThread::handle_done_event(int result)
  95 {
  96 }
  97
  98 void BC_DialogThread::handle_close_event(int result)
  99 {
 100 }
 101
 102
 103
 104