A slightly modified version of Patch #1197468. Keeps track of pending

[wxWidgets.git] / src / msw / timer.cpp

diff --git a/src/msw/timer.cpp b/src/msw/timer.cpp
index 796db83d7a6c63b073eaf46eb93f46a51f27c24f..127f497d8ee5cd42dd147ed9724524e55afa3993 100644 (file)
--- a/src/msw/timer.cpp
+++ b/src/msw/timer.cpp
@@ -2,7 +2,7 @@
 // Name:        msw/timer.cpp
 // Purpose:     wxTimer implementation
 // Author:      Julian Smart
-// Modified by:
+// Modified by: Vadim Zeitlin (use hash map instead of list, global rewrite)
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
@@ -37,10 +37,6 @@
 
 #include "wx/msw/private.h"
 
-// from utils.cpp
-extern "C" WXDLLIMPEXP_BASE HWND
-wxCreateHiddenWindow(LPCTSTR *pclassname, LPCTSTR classname, WNDPROC wndproc);
-
 // ----------------------------------------------------------------------------
 // private globals
 // ----------------------------------------------------------------------------
@@ -50,19 +46,28 @@ wxCreateHiddenWindow(LPCTSTR *pclassname, LPCTSTR classname, WNDPROC wndproc);
 WX_DECLARE_HASH_MAP(unsigned long, wxTimer *, wxIntegerHash, wxIntegerEqual,
                     wxTimerMap);
 
-static wxTimerMap g_timerMap;
+// instead of using a global here, wrap it in a static function as otherwise it
+// could have been used before being initialized if a timer object were created
+// globally
+static wxTimerMap& TimerMap()
+{
+    static wxTimerMap s_timerMap;
+
+    return s_timerMap;
+}
 
 // ----------------------------------------------------------------------------
 // private functions
 // ----------------------------------------------------------------------------
 
-void WINAPI wxTimerProc(HWND hwnd, WORD, int idTimer, DWORD);
+// timer callback used for all timers
+void WINAPI wxTimerProc(HWND hwnd, UINT msg, UINT idTimer, DWORD dwTime);
 
 // ----------------------------------------------------------------------------
 // macros
 // ----------------------------------------------------------------------------
 
-IMPLEMENT_ABSTRACT_CLASS(wxTimer, wxObject)
+IMPLEMENT_ABSTRACT_CLASS(wxTimer, wxEvtHandler)
 
 // ============================================================================
 // implementation
@@ -86,14 +91,14 @@ bool wxTimer::Start(int milliseconds, bool oneShot)
 {
     (void)wxTimerBase::Start(milliseconds, oneShot);
 
-    wxCHECK_MSG( m_milli > 0, false, wxT("invalid value for timer timeour") );
+    wxCHECK_MSG( m_milli > 0, false, wxT("invalid value for timer timeout") );
 
     m_id = ::SetTimer
              (
                 NULL,                       // don't use window
                 1,                          // id ignored with NULL hwnd anyhow
                 (UINT)m_milli,              // delay
-                (TIMERPROC)wxTimerProc      // timer proc to call
+                wxTimerProc                 // timer proc to call
              );
 
     if ( !m_id )
@@ -106,7 +111,7 @@ bool wxTimer::Start(int milliseconds, bool oneShot)
     // check that SetTimer() didn't reuse an existing id: according to the MSDN
     // this can happen and this would be catastrophic to us as we rely on ids
     // uniquely identifying the timers because we use them as keys in the hash
-    if ( g_timerMap.find(m_id) != g_timerMap.end() )
+    if ( TimerMap().find(m_id) != TimerMap().end() )
     {
         wxLogError(_("Timer creation failed."));
 
@@ -116,7 +121,7 @@ bool wxTimer::Start(int milliseconds, bool oneShot)
         return false;
     }
 
-    g_timerMap[m_id] = this;
+    TimerMap()[m_id] = this;
 
     return true;
 }
@@ -127,7 +132,7 @@ void wxTimer::Stop()
     {
         ::KillTimer(NULL, m_id);
 
-        g_timerMap.erase(m_id);
+        TimerMap().erase(m_id);
     }
 
     m_id = 0;
@@ -147,11 +152,15 @@ void wxProcessTimer(wxTimer& timer)
     timer.Notify();
 }
 
-void WINAPI wxTimerProc(HWND WXUNUSED(hwnd), WORD, int idTimer, DWORD)
+void WINAPI
+wxTimerProc(HWND WXUNUSED(hwnd),
+            UINT WXUNUSED(msg),
+            UINT idTimer,
+            DWORD WXUNUSED(dwTime))
 {
-    wxTimerMap::iterator node = g_timerMap.find(idTimer);
+    wxTimerMap::iterator node = TimerMap().find((unsigned long)idTimer);
 
-    wxCHECK_RET( node != g_timerMap.end(), wxT("bogus timer id in wxTimerProc") );
+    wxCHECK_RET( node != TimerMap().end(), wxT("bogus timer id in wxTimerProc") );
 
     wxProcessTimer(*(node->second));
 }