// wxEventLoop implementation
// ============================================================================
-wxEventLoop *wxEventLoopBase::ms_activeLoop = NULL;
wxWindowMSW *wxEventLoop::ms_winCritical = NULL;
// ----------------------------------------------------------------------------
// popup the tooltip bubbles
if ( msg->message == WM_MOUSEMOVE )
{
- wxToolTip *tt = wndThis->GetToolTip();
- if ( tt )
- {
- tt->RelayEvent((WXMSG *)msg);
- }
+ // we should do it if one of window children has an associated tooltip
+ // (and not just if the window has a tooltip itself)
+ if ( wndThis->HasToolTips() )
+ wxToolTip::RelayEvent((WXMSG *)msg);
}
#endif // wxUSE_TOOLTIPS
if ( wnd->MSWProcessMessage((WXMSG *)msg) )
return true;
}
-
+
// Stop at first top level window (as per comment above).
// If we don't do this, pressing ESC on a modal dialog shown as child of a modal
// dialog with wxID_CANCEL will cause the parent dialog to be closed, for example
// wxEventLoop running and exiting
// ----------------------------------------------------------------------------
-int wxEventLoop::Run()
-{
- // event loops are not recursive, you need to create another loop!
- wxCHECK_MSG( !IsRunning(), -1, _T("can't reenter a message loop") );
-
- // ProcessIdle() and Dispatch() below may throw so the code here should
- // be exception-safe, hence we must use local objects for all actions we
- // should undo
- wxEventLoopActivator activate(this);
-
- // we must ensure that OnExit() is called even if an exception is thrown
- // from inside Dispatch() but we must call it from Exit() in normal
- // situations because it is supposed to be called synchronously,
- // wxModalEventLoop depends on this (so we can't just use ON_BLOCK_EXIT or
- // something similar here)
-#if wxUSE_EXCEPTIONS
- for ( ;; )
- {
- try
- {
-#endif // wxUSE_EXCEPTIONS
-
- // this is the event loop itself
- for ( ;; )
- {
- #if wxUSE_THREADS
- wxMutexGuiLeaveOrEnter();
- #endif // wxUSE_THREADS
-
- // generate and process idle events for as long as we don't
- // have anything else to do
- while ( !Pending() && (wxTheApp && wxTheApp->ProcessIdle()) )
- ;
-
- // if the "should exit" flag is set, the loop should terminate
- // but not before processing any remaining messages so while
- // Pending() returns true, do process them
- if ( m_shouldExit )
- {
- while ( Pending() )
- Dispatch();
-
- break;
- }
-
- // a message came or no more idle processing to do, sit in
- // Dispatch() waiting for the next message
- if ( !Dispatch() )
- {
- // we got WM_QUIT
- break;
- }
- }
-
-#if wxUSE_EXCEPTIONS
- // exit the outer loop as well
- break;
- }
- catch ( ... )
- {
- try
- {
- if ( !wxTheApp || !wxTheApp->OnExceptionInMainLoop() )
- {
- OnExit();
- break;
- }
- //else: continue running the event loop
- }
- catch ( ... )
- {
- // OnException() throwed, possibly rethrowing the same
- // exception again: very good, but we still need OnExit() to
- // be called
- OnExit();
- throw;
- }
- }
- }
-#endif // wxUSE_EXCEPTIONS
+// ----------------------------------------------------------------------------
+// wxEventLoopManual customization
+// ----------------------------------------------------------------------------
- return m_exitcode;
+void wxEventLoop::OnNextIteration()
+{
+#if wxUSE_THREADS
+ wxMutexGuiLeaveOrEnter();
+#endif // wxUSE_THREADS
}
-void wxEventLoop::Exit(int rc)
+void wxEventLoop::WakeUp()
{
- wxCHECK_RET( IsRunning(), _T("can't call Exit() if not running") );
-
- m_exitcode = rc;
- m_shouldExit = true;
-
- OnExit();
-
- // all we have to do to exit from the loop is to (maybe) wake it up so that
- // it can notice that Exit() had been called
- //
- // in particular, we do *not* use PostQuitMessage() here because we're not
- // sure that WM_QUIT is going to be processed by the correct event loop: it
- // is possible that another one is started before this one has a chance to
- // process WM_QUIT
::PostMessage(NULL, WM_NULL, 0, 0);
}