fixing modal dialog quit after nested message box problem

[wxWidgets.git] / src / common / appcmn.cpp

diff --git a/src/common/appcmn.cpp b/src/common/appcmn.cpp
index 41f3958d4772c25a6763f76f4000d0f477e46307..d3768ba4a7ee108dd891913217d81a5c72156491 100644 (file)
--- a/src/common/appcmn.cpp
+++ b/src/common/appcmn.cpp
@@ -1,6 +1,6 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/common/appcmn.cpp
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/common/appcmn.cpp

-// Purpose:     wxAppConsole and wxAppBase methods common to all platforms
+// Purpose:     wxAppBase methods common to all platforms

 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     18.10.99
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     18.10.99


@@ -40,16 +40,7 @@
 #include "wx/msgout.h"
 #include "wx/thread.h"
 #include "wx/vidmode.h"
 #include "wx/msgout.h"
 #include "wx/thread.h"
 #include "wx/vidmode.h"

-
-#ifdef __WXDEBUG__
-    #if wxUSE_STACKWALKER
-        #include "wx/stackwalk.h"
-    #endif // wxUSE_STACKWALKER
-#endif // __WXDEBUG__
-
-#if defined(__WXMSW__)
-    #include  "wx/msw/private.h"  // includes windows.h for LOGFONT
-#endif
+#include "wx/evtloop.h"

 
 #if wxUSE_FONTMAP
     #include "wx/fontmap.h"
 
 #if wxUSE_FONTMAP
     #include "wx/fontmap.h"


@@ -71,7 +62,7 @@ WXDLLIMPEXP_DATA_CORE(wxList) wxPendingDelete;
 
 wxAppBase::wxAppBase()
 {
 
 wxAppBase::wxAppBase()
 {

-    m_topWindow = (wxWindow *)NULL;
+    m_topWindow = NULL;

 
     m_useBestVisual = false;
     m_forceTrueColour = false;
 
     m_useBestVisual = false;
     m_forceTrueColour = false;


@@ -102,6 +93,10 @@ bool wxAppBase::Initialize(int& argcOrig, wxChar **argvOrig)
 
     wxBitmap::InitStandardHandlers();
 
 
     wxBitmap::InitStandardHandlers();
 

+    // for compatibility call the old initialization function too
+    if ( !OnInitGui() )
+        return false;
+

     return true;
 }
 
     return true;
 }
 


@@ -323,6 +318,25 @@ void wxAppBase::SetActive(bool active, wxWindow * WXUNUSED(lastFocus))
     (void)ProcessEvent(event);
 }
 
     (void)ProcessEvent(event);
 }
 

+bool wxAppBase::SafeYield(wxWindow *win, bool onlyIfNeeded)
+{
+    wxWindowDisabler wd(win);
+
+    wxEventLoopBase * const loop = wxEventLoopBase::GetActive();
+
+    return loop && loop->Yield(onlyIfNeeded);
+}
+
+bool wxAppBase::SafeYieldFor(wxWindow *win, long eventsToProcess)
+{
+    wxWindowDisabler wd(win);
+
+    wxEventLoopBase * const loop = wxEventLoopBase::GetActive();
+
+    return loop && loop->YieldFor(eventsToProcess);
+}
+
+

 // ----------------------------------------------------------------------------
 // idle handling
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // idle handling
 // ----------------------------------------------------------------------------


@@ -351,11 +365,11 @@ void wxAppBase::DeletePendingObjects()
 // Returns true if more time is needed.
 bool wxAppBase::ProcessIdle()
 {
 // Returns true if more time is needed.
 bool wxAppBase::ProcessIdle()
 {

-    // process pending wx events before sending idle events
-    ProcessPendingEvents();
-
+    // call the base class version first, it will process the pending events
+    // (which should be done before the idle events generation) and send the
+    // idle event to wxTheApp itself
+    bool needMore = wxAppConsoleBase::ProcessIdle();

     wxIdleEvent event;
     wxIdleEvent event;

-    bool needMore = false;

     wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst();
     while (node)
     {
     wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst();
     while (node)
     {


@@ -365,9 +379,6 @@ bool wxAppBase::ProcessIdle()
         node = node->GetNext();
     }
 
         node = node->GetNext();
     }
 

-    if (wxAppConsole::ProcessIdle())
-        needMore = true;
-

     // 'Garbage' collection of windows deleted with Close().
     DeletePendingObjects();
 
     // 'Garbage' collection of windows deleted with Close().
     DeletePendingObjects();
 


@@ -466,8 +477,6 @@ wxRendererNative *wxGUIAppTraitsBase::CreateRenderer()
     return NULL;
 }
 
     return NULL;
 }
 

-#ifdef __WXDEBUG__
-

 bool wxGUIAppTraitsBase::ShowAssertDialog(const wxString& msg)
 {
     // under MSW we prefer to use the base class version using ::MessageBox()
 bool wxGUIAppTraitsBase::ShowAssertDialog(const wxString& msg)
 {
     // under MSW we prefer to use the base class version using ::MessageBox()


@@ -481,6 +490,7 @@ bool wxGUIAppTraitsBase::ShowAssertDialog(const wxString& msg)
 #if defined(__WXMSW__) || defined(__WXDFB__) || !wxUSE_MSGDLG
     return wxAppTraitsBase::ShowAssertDialog(msg);
 #else // wxUSE_MSGDLG
 #if defined(__WXMSW__) || defined(__WXDFB__) || !wxUSE_MSGDLG
     return wxAppTraitsBase::ShowAssertDialog(msg);
 #else // wxUSE_MSGDLG

+#if wxDEBUG_LEVEL

     wxString msgDlg = msg;
 
 #if wxUSE_STACKWALKER
     wxString msgDlg = msg;
 
 #if wxUSE_STACKWALKER


@@ -513,13 +523,16 @@ bool wxGUIAppTraitsBase::ShowAssertDialog(const wxString& msg)
 
         //case wxNO: nothing to do
     }
 
         //case wxNO: nothing to do
     }

+#else // !wxDEBUG_LEVEL
+    // this function always exists (for ABI compatibility) but is never called
+    // if debug level is 0 and so can simply do nothing then
+    wxUnusedVar(msg);
+#endif // wxDEBUG_LEVEL/!wxDEBUG_LEVEL

 
     return false;
 #endif // !wxUSE_MSGDLG/wxUSE_MSGDLG
 }
 
 
     return false;
 #endif // !wxUSE_MSGDLG/wxUSE_MSGDLG
 }
 

-#endif // __WXDEBUG__
-

 bool wxGUIAppTraitsBase::HasStderr()
 {
     // we consider that under Unix stderr always goes somewhere, even if the
 bool wxGUIAppTraitsBase::HasStderr()
 {
     // we consider that under Unix stderr always goes somewhere, even if the