solves gnudatalanguage#1487 : window sizes are OK in all cases I tested.

Author: GillesDuvert

src/devicewx.hpp

@@ -185,11 +185,11 @@ if(hide) {
 
     plotFrame->Connect(wxEVT_CLOSE_WINDOW, wxCloseEventHandler(gdlwxPlotFrame::OnUnhandledClosePlotFrame));
     //OnPlotSizeWithTimer does not work on GNOME. OnPlotWindowSize works.
-//#ifdef __WXMSW__
+#ifdef __WXMSW__
     plotFrame->Connect(wxEVT_SIZE, wxSizeEventHandler(gdlwxPlotFrame::OnPlotWindowSize)); //Timer resize do not work on MSW
-//#else
-//      plotFrame->Connect(wxEVT_SIZE, wxSizeEventHandler(gdlwxPlotFrame::OnPlotSizeWithTimer));
-//#endif
+#else
+      plotFrame->Connect(wxEVT_SIZE, wxSizeEventHandler(gdlwxPlotFrame::OnPlotSizeWithTimer));
+#endif
     return true;
  }
 

src/gdlwidgeteventhandler.cpp

@@ -964,7 +964,8 @@ void gdlwxPlotFrame::OnTimerPlotResize(wxTimerEvent& event) {
 #if (GDL_DEBUG_ALL_EVENTS || GDL_DEBUG_TIMER_EVENTS)
    wxMessageOutputStderr().Printf(_T(".. Processed.\n"));
 #endif
-   wxSizeEvent sizeEvent(frameSize, w->GetId());
+   wxSize panelSize=this->GetClientSize(); //event.GetSize();
+   wxSizeEvent sizeEvent(panelSize, w->GetId());
    w->OnPlotWindowSize(sizeEvent);
 }
 
@@ -979,11 +980,11 @@ void gdlwxPlotFrame::OnPlotWindowSize(wxSizeEvent &event) {
 #endif
   }
 
-  wxSize frameSize=event.GetSize();
+  wxSize panelSize=this->GetClientSize(); //event.GetSize();
 #if (GDL_DEBUG_ALL_EVENTS || GDL_DEBUG_SIZE_EVENTS)
   wxMessageOutputStderr().Printf(_T("in gdlwxPlotFrame::OnPlotWindowSize: event %d  size: (%d,%d) processed."), event.GetId(), frameSize.x, frameSize.y);
 #endif
-   wxSizeEvent sizeEvent(frameSize, w->GetId());
+   wxSizeEvent sizeEvent(panelSize, w->GetId());
    w->OnPlotWindowSize(sizeEvent);
 }