X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a50c5fccdc7151f830e03b49deb5f61cb2783ccf..c585ccef9cc010d0557a17998f3d5a4c286de537:/src/common/wincmn.cpp?ds=sidebyside

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index 6ccc05323e..8ce661082e 100644
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -841,6 +841,23 @@ void wxWindowBase::DoGetScreenPosition(int *x, int *y) const
     ClientToScreen(x, y);
 }
 
+void wxWindowBase::SendSizeEvent(int flags)
+{
+    wxSizeEvent event(GetSize(), GetId());
+    event.SetEventObject(this);
+    if ( flags & wxSEND_EVENT_POST )
+        wxPostEvent(this, event);
+    else
+        HandleWindowEvent(event);
+}
+
+void wxWindowBase::SendSizeEventToParent(int flags)
+{
+    wxWindow * const parent = GetParent();
+    if ( parent && !parent->IsBeingDeleted() )
+        parent->SendSizeEvent(flags);
+}
+
 // ----------------------------------------------------------------------------
 // show/hide/enable/disable the window
 // ----------------------------------------------------------------------------
@@ -990,7 +1007,7 @@ void wxWindowBase::AddChild(wxWindowBase *child)
     GetChildren().Append((wxWindow*)child);
     child->SetParent(this);
 
-    // adding a child while frozen will assert when thawn, so freeze it as if
+    // adding a child while frozen will assert when thawed, so freeze it as if
     // it had been already present when we were frozen
     if ( IsFrozen() && !child->IsTopLevel() )
         child->Freeze();
@@ -1002,7 +1019,10 @@ void wxWindowBase::RemoveChild(wxWindowBase *child)
 
     // removing a child while frozen may result in permanently frozen window
     // if used e.g. from Reparent(), so thaw it
-    if ( IsFrozen() && !child->IsTopLevel() )
+    //
+    // NB: IsTopLevel() doesn't return true any more when a TLW child is being
+    //     removed from its ~wxWindowBase, so check for IsBeingDeleted() too
+    if ( IsFrozen() && !child->IsBeingDeleted() && !child->IsTopLevel() )
         child->Thaw();
 
     GetChildren().DeleteObject((wxWindow *)child);