don't compare invalid iterators/node pointers

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

diff --git a/src/x11/evtloop.cpp b/src/x11/evtloop.cpp
index 20da77c3e790b129137dab0a64b9ed38c3f4d2cf..408d6fee3410ca7bc18ba1edbb7bfe62e024138a 100644 (file)
--- a/src/x11/evtloop.cpp
+++ b/src/x11/evtloop.cpp
@@ -17,10 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
-    #pragma implementation "evtloop.h"
-#endif
-
 #include "wx/window.h"
 #include "wx/app.h"
 #include "wx/evtloop.h"
@@ -31,6 +27,7 @@
 #include "wx/timer.h"
 #include "wx/hash.h"
 #include "wx/module.h"
+#include "wx/unix/private.h"
 #include "wx/x11/private.h"
 #include "X11/Xlib.h"
 
@@ -53,7 +50,7 @@ class wxSocketTableEntry: public wxObject
         m_callbackInput = NULL; m_callbackOutput = NULL;
         m_dataInput = NULL; m_dataOutput = NULL;
     }
-    
+
     int m_fdInput;
     int m_fdOutput;
     wxSocketCallback m_callbackInput;
@@ -73,7 +70,7 @@ class wxSocketTable: public wxHashTable
     }
     ~wxSocketTable()
     {
-        DeleteContents(TRUE);
+        WX_CLEAR_HASH_TABLE(*this)
     }
 
     wxSocketTableEntry* FindEntry(int fd);
@@ -171,21 +168,21 @@ bool wxSocketTable::CallCallback(int fd, wxSocketTableType socketType)
 void wxSocketTable::FillSets(fd_set* readset, fd_set* writeset, int* highest)
 {
     BeginFind();
-    wxNode* node = Next();
+    wxHashTable::compatibility_iterator node = Next();
     while (node)
     {
         wxSocketTableEntry* entry = (wxSocketTableEntry*) node->GetData();
-        
+
         if (entry->m_fdInput != -1)
         {
-            FD_SET(entry->m_fdInput, readset);
+            wxFD_SET(entry->m_fdInput, readset);
             if (entry->m_fdInput > *highest)
                 * highest = entry->m_fdInput;
         }
 
         if (entry->m_fdOutput != -1)
         {
-            FD_SET(entry->m_fdOutput, writeset);
+            wxFD_SET(entry->m_fdOutput, writeset);
             if (entry->m_fdOutput > *highest)
                 * highest = entry->m_fdOutput;
         }
@@ -197,17 +194,17 @@ void wxSocketTable::FillSets(fd_set* readset, fd_set* writeset, int* highest)
 void wxSocketTable::ProcessEvents(fd_set* readset, fd_set* writeset)
 {
     BeginFind();
-    wxNode* node = Next();
+    wxHashTable::compatibility_iterator node = Next();
     while (node)
     {
         wxSocketTableEntry* entry = (wxSocketTableEntry*) node->GetData();
-        
-        if (entry->m_fdInput != -1 && FD_ISSET(entry->m_fdInput, readset))
+
+        if (entry->m_fdInput != -1 && wxFD_ISSET(entry->m_fdInput, readset))
         {
             (entry->m_callbackInput) (entry->m_fdInput, entry->m_dataInput);
         }
 
-        if (entry->m_fdOutput != -1 && FD_ISSET(entry->m_fdOutput, writeset))
+        if (entry->m_fdOutput != -1 && wxFD_ISSET(entry->m_fdOutput, writeset))
         {
             (entry->m_callbackOutput) (entry->m_fdOutput, entry->m_dataOutput);
         }
@@ -293,7 +290,7 @@ bool wxEventLoopImpl::ProcessEvent(XEvent *event)
     // give us the chance to preprocess the message first
     if ( PreProcessEvent(event) )
         return TRUE;
-    
+
     // if it wasn't done, dispatch it to the corresponding window
     if (wxTheApp)
         return wxTheApp->ProcessXEvent((WXEvent*) event);
@@ -342,8 +339,6 @@ bool wxEventLoopImpl::SendIdleEvent()
 // wxEventLoop implementation
 // ============================================================================
 
-wxEventLoop *wxEventLoop::ms_activeLoop = NULL;
-
 // ----------------------------------------------------------------------------
 // wxEventLoop running and exiting
 // ----------------------------------------------------------------------------
@@ -353,20 +348,14 @@ wxEventLoop::~wxEventLoop()
     wxASSERT_MSG( !m_impl, _T("should have been deleted in Run()") );
 }
 
-bool wxEventLoop::IsRunning() const
-{
-    return m_impl != NULL;
-}
-
 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") );
 
     m_impl = new wxEventLoopImpl;
-    
-    wxEventLoop *oldLoop = ms_activeLoop;
-    ms_activeLoop = this;
+
+    wxEventLoopActivator activate(this);
 
     m_impl->m_keepGoing = TRUE;
     while ( m_impl->m_keepGoing )
@@ -408,8 +397,6 @@ int wxEventLoop::Run()
     delete m_impl;
     m_impl = NULL;
 
-    ms_activeLoop = oldLoop;
-
     return exitcode;
 }
 
@@ -443,7 +430,7 @@ bool wxEventLoop::Dispatch()
     // does also mean that idle processing will happen more
     // often, so we should probably limit idle processing to
     // not be repeated more than every N milliseconds.
-    
+
     if (XPending( wxGlobalDisplay() ) == 0)
     {
 #if wxUSE_NANOX
@@ -454,26 +441,26 @@ bool wxEventLoop::Dispatch()
         // Fall through to ProcessEvent.
         // we'll assume that ProcessEvent will just ignore
         // the event if there was a timeout and no event.
-            
+
 #else
         struct timeval tv;
         tv.tv_sec=0;
         tv.tv_usec=10000; // TODO make this configurable
         int fd = ConnectionNumber( wxGlobalDisplay() );
-        
+
         fd_set readset;
         fd_set writeset;
         int highest = fd;
-        FD_ZERO(&readset);
-        FD_ZERO(&writeset);
-        
-        FD_SET(fd, &readset);
+        wxFD_ZERO(&readset);
+        wxFD_ZERO(&writeset);
+
+        wxFD_SET(fd, &readset);
 
 #if wxUSE_SOCKETS
         if (wxTheSocketTable)
             wxTheSocketTable->FillSets( &readset, &writeset, &highest );
 #endif
-        
+
         if (select( highest+1, &readset, &writeset, NULL, &tv ) == 0)
         {
             // Timed out, so no event to process
@@ -482,7 +469,7 @@ bool wxEventLoop::Dispatch()
         else
         {
             // An X11 event was pending, so get it
-            if (FD_ISSET( fd, &readset ))
+            if (wxFD_ISSET( fd, &readset ))
                 XNextEvent( wxGlobalDisplay(), &event );
 
 #if wxUSE_SOCKETS
@@ -493,13 +480,13 @@ bool wxEventLoop::Dispatch()
 #endif
         }
 #endif
-    } 
+    }
     else
     {
         XNextEvent( wxGlobalDisplay(), &event );
     }
-    
-    
+
+
     (void) m_impl->ProcessEvent( &event );
     return TRUE;
 }