Reuse wxMessageOutputStderr for wxLogStderr implementation.

[wxWidgets.git] / include / wx / msw / evtloop.h

diff --git a/include/wx/msw/evtloop.h b/include/wx/msw/evtloop.h
index f3ccdaefbef586db05854d4308753a74941f4cf9..e7afd91bab28a5f84b382de133cc4be8898a366d 100644 (file)
--- a/include/wx/msw/evtloop.h
+++ b/include/wx/msw/evtloop.h
@@ -1,6 +1,6 @@
 ///////////////////////////////////////////////////////////////////////////////
 // Name:        wx/msw/evtloop.h
 ///////////////////////////////////////////////////////////////////////////////
 // Name:        wx/msw/evtloop.h

-// Purpose:     wxEventLoop class for MSW
+// Purpose:     wxEventLoop class for wxMSW port

 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     2004-07-31
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     2004-07-31


@@ -12,39 +12,64 @@
 #ifndef _WX_MSW_EVTLOOP_H_
 #define _WX_MSW_EVTLOOP_H_
 
 #ifndef _WX_MSW_EVTLOOP_H_
 #define _WX_MSW_EVTLOOP_H_
 

+#include "wx/dynarray.h"
+#include "wx/msw/wrapwin.h"
+#include "wx/window.h"
+#include "wx/msw/evtloopconsole.h" // for wxMSWEventLoopBase
+

 // ----------------------------------------------------------------------------
 // wxEventLoop
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // wxEventLoop
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxEventLoop : public wxEventLoopBase
+WX_DECLARE_EXPORTED_OBJARRAY(MSG, wxMSGArray);
+
+class WXDLLIMPEXP_CORE wxGUIEventLoop : public wxMSWEventLoopBase

 {
 public:
 {
 public:

-    wxEventLoop();
-
-    // implement base class pure virtuals
-    virtual int Run();
-    virtual void Exit(int rc = 0);
-    virtual bool Pending() const;
-    virtual bool Dispatch();
-    virtual bool IsRunning() const;
+    wxGUIEventLoop() { }

 
 

-    // MSW-specific methods
-    // --------------------
+    // process a single message: calls PreProcessMessage() before dispatching
+    // it
+    virtual void ProcessMessage(WXMSG *msg);

 
     // preprocess a message, return true if processed (i.e. no further
     // dispatching required)
     virtual bool PreProcessMessage(WXMSG *msg);
 
 
     // preprocess a message, return true if processed (i.e. no further
     // dispatching required)
     virtual bool PreProcessMessage(WXMSG *msg);
 

-    // process a single message
-    virtual void ProcessMessage(WXMSG *msg);
+    // set the critical window: this is the window such that all the events
+    // except those to this window (and its children) stop to be processed
+    // (typical examples: assert or crash report dialog)
+    //
+    // calling this function with NULL argument restores the normal event
+    // handling
+    static void SetCriticalWindow(wxWindowMSW *win) { ms_winCritical = win; }
+
+    // return true if there is no critical window or if this window is [a child
+    // of] the critical one
+    static bool AllowProcessing(wxWindowMSW *win)
+    {
+        return !ms_winCritical || IsChildOfCriticalWindow(win);
+    }
+
+    // override/implement base class virtuals
+    virtual bool Dispatch();
+    virtual int DispatchTimeout(unsigned long timeout);
+    virtual void WakeUp();
+    virtual bool YieldFor(long eventsToProcess);

 
 protected:
 
 protected:

-    // should we exit the loop?
-    bool m_shouldExit;
+    virtual void OnNextIteration();

 
 

-    // the loop exit code
-    int m_exitcode;
+private:
+    // check if the given window is a child of ms_winCritical (which must be
+    // non NULL)
+    static bool IsChildOfCriticalWindow(wxWindowMSW *win);
+
+    // array of messages used for temporary storage by YieldFor()
+    wxMSGArray m_arrMSG;
+
+    // critical window or NULL
+    static wxWindowMSW *ms_winCritical;

 };
 
 #endif // _WX_MSW_EVTLOOP_H_
 };
 
 #endif // _WX_MSW_EVTLOOP_H_

-