Add wxEvtHandler::CallAfter() for asynchronous method calls.

[wxWidgets.git] / src / x11 / evtloop.cpp

diff --git a/src/x11/evtloop.cpp b/src/x11/evtloop.cpp
index 71dc27b0eb35b7e9250ddbf41798c424fda8d66c..146fabde1495ee8ff7e83f2f27e7060643011c48 100644 (file)
--- a/src/x11/evtloop.cpp
+++ b/src/x11/evtloop.cpp
@@ -6,7 +6,7 @@
 // Created:     01.06.01
 // RCS-ID:      $Id$
 // Copyright:   (c) 2002 Julian Smart
-// License:     wxWindows licence
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -122,13 +122,13 @@ bool wxEventLoopImpl::SendIdleEvent()
 
 wxGUIEventLoop::~wxGUIEventLoop()
 {
-    wxASSERT_MSG( !m_impl, _T("should have been deleted in Run()") );
+    wxASSERT_MSG( !m_impl, wxT("should have been deleted in Run()") );
 }
 
 int wxGUIEventLoop::Run()
 {
     // event loops are not recursive, you need to create another loop!
-    wxCHECK_MSG( !IsRunning(), -1, _T("can't reenter a message loop") );
+    wxCHECK_MSG( !m_impl, -1, wxT("can't reenter a message loop") );
 
     m_impl = new wxEventLoopImpl;
 
@@ -162,18 +162,18 @@ int wxGUIEventLoop::Run()
     OnExit();
 
     int exitcode = m_impl->GetExitCode();
-    delete m_impl;
-    m_impl = NULL;
+    wxDELETE(m_impl);
 
     return exitcode;
 }
 
 void wxGUIEventLoop::Exit(int rc)
 {
-    wxCHECK_RET( IsRunning(), _T("can't call Exit() if not running") );
-
-    m_impl->SetExitCode(rc);
-    m_impl->m_keepGoing = false;
+    if ( m_impl )
+    {
+        m_impl->SetExitCode(rc);
+        m_impl->m_keepGoing = false;
+    }
 }
 
 // ----------------------------------------------------------------------------
@@ -188,10 +188,11 @@ bool wxGUIEventLoop::Pending() const
 
 bool wxGUIEventLoop::Dispatch()
 {
-    XEvent event;
+    // see comment in wxEventLoopManual::ProcessEvents()
+    if ( wxTheApp )
+        wxTheApp->ProcessPendingEvents();
 
-    // Start off by checking if any of our child processes have finished.
-    wxCheckForFinishedChildren();
+    XEvent event;
 
     // TODO allowing for threads, as per e.g. wxMSW
 
@@ -246,3 +247,33 @@ bool wxGUIEventLoop::Dispatch()
     (void) m_impl->ProcessEvent( &event );
     return true;
 }
+
+bool wxGUIEventLoop::YieldFor(long eventsToProcess)
+{
+    // Sometimes only 2 yields seem
+    // to do the trick, e.g. in the
+    // progress dialog
+    int i;
+    for (i = 0; i < 2; i++)
+    {
+        m_isInsideYield = true;
+        m_eventsToProcessInsideYield = eventsToProcess;
+
+        // Call dispatch at least once so that sockets
+        // can be tested
+        wxTheApp->Dispatch();
+
+        // TODO: implement event filtering using the eventsToProcess mask
+        while (wxTheApp && wxTheApp->Pending())
+            wxTheApp->Dispatch();
+
+#if wxUSE_TIMER
+        wxGenericTimerImpl::NotifyTimers();
+#endif
+        ProcessIdle();
+
+        m_isInsideYield = false;
+    }
+
+    return true;
+}