diff options
| author | Michael R Sweet <michael.r.sweet@gmail.com> | 2001-12-06 22:16:49 +0000 |
|---|---|---|
| committer | Michael R Sweet <michael.r.sweet@gmail.com> | 2001-12-06 22:16:49 +0000 |
| commit | ba2be02ab24d170bb03662a8a5f5893f0112aeb7 (patch) | |
| tree | 7474e6b1a3da5d4c8aaf3c73c4b2e43f607c444a /src/Fl_win32.cxx | |
| parent | 7710dc14a88f02bad07111cc2e29414f2513b28d (diff) | |
FLTK 2.0 threading support under FLTK 1.1. Needs porting to OSX.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@1819 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Diffstat (limited to 'src/Fl_win32.cxx')
| -rw-r--r-- | src/Fl_win32.cxx | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/src/Fl_win32.cxx b/src/Fl_win32.cxx index de80c9d0a..c54687a60 100644 --- a/src/Fl_win32.cxx +++ b/src/Fl_win32.cxx @@ -1,5 +1,5 @@ // -// "$Id: Fl_win32.cxx,v 1.33.2.37.2.9 2001/11/30 16:10:08 easysw Exp $" +// "$Id: Fl_win32.cxx,v 1.33.2.37.2.10 2001/12/06 22:16:49 easysw Exp $" // // WIN32-specific code for the Fast Light Tool Kit (FLTK). // @@ -164,6 +164,18 @@ void Fl::remove_fd(int n) { remove_fd(n, -1); } +// these pointers are set by the Fl::lock() function: +static void nothing() {} +void (*fl_lock_function)() = nothing; +void (*fl_unlock_function)() = nothing; + +static void* thread_message_; +void* Fl::thread_message() { + void* r = thread_message_; + thread_message_ = 0; + return r; +} + MSG fl_msg; // This is never called with time_to_wait < 0.0. @@ -206,12 +218,17 @@ int fl_wait(double time_to_wait) { } #endif // USE_ASYNC_SELECT + fl_unlock_function(); + if (time_to_wait < 2147483.648) { // Perform the requested timeout... have_message = PeekMessage(&fl_msg, NULL, 0, 0, PM_REMOVE); if (!have_message) { int t = (int)(time_to_wait * 1000.0 + .5); - if (t <= 0) return 0; // too short to measure + if (t <= 0) { // too short to measure + fl_lock_function(); + return 0; + } timerid = SetTimer(NULL, 0, t, NULL); have_message = GetMessage(&fl_msg, NULL, 0, 0); KillTimer(NULL, timerid); @@ -220,6 +237,8 @@ int fl_wait(double time_to_wait) { have_message = GetMessage(&fl_msg, NULL, 0, 0); } + fl_lock_function(); + // Execute the message we got, and all other pending messages: while (have_message) { #ifdef USE_ASYNC_SELECT @@ -233,6 +252,10 @@ int fl_wait(double time_to_wait) { // looks like it is best to do the dispatch-message anyway: } #endif + + if (fl_msg.message == WM_USER) // Used for awaking wait() from another thread + thread_message_ = (void*)fl_msg.wParam; + TranslateMessage(&fl_msg); DispatchMessage(&fl_msg); have_message = PeekMessage(&fl_msg, NULL, 0, 0, PM_REMOVE); @@ -997,5 +1020,5 @@ void Fl_Window::make_current() { } // -// End of "$Id: Fl_win32.cxx,v 1.33.2.37.2.9 2001/11/30 16:10:08 easysw Exp $". +// End of "$Id: Fl_win32.cxx,v 1.33.2.37.2.10 2001/12/06 22:16:49 easysw Exp $". // |