pc 2 mac conversion for file operations

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

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index c58341994f662aba9bfae950c497a1bf69d3ebb2..383c61e8fa112b6d18a7f86ae65e77a1db9c0680 100644 (file)
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -149,15 +149,13 @@ void wxWindowBase::InitBase()
     m_hasBgCol =
     m_hasFgCol =
     m_hasFont = FALSE;
+    
+    m_isBeingDeleted = FALSE;
 
     // no style bits
     m_exStyle =
     m_windowStyle = 0;
 
-    // an optimization for the event processing: checking this flag is much
-    // faster than using IsKindOf(CLASSINFO(wxWindow))
-    m_isWindow = TRUE;
-
 #if wxUSE_CONSTRAINTS
     // no constraints whatsoever
     m_constraints = (wxLayoutConstraints *) NULL;
@@ -208,11 +206,6 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent,
                               const wxValidator& validator,
                               const wxString& name)
 {
-    // m_isWindow is set to TRUE in wxWindowBase::Init() as well as many other
-    // member variables - check that it has been called (will catch the case
-    // when a new ctor is added which doesn't call InitWindow)
-    wxASSERT_MSG( m_isWindow, wxT("Init() must have been called before!") );
-
 #if wxUSE_STATBOX
     // wxGTK doesn't allow to create controls with static box as the parent so
     // this will result in a crash when the program is ported to wxGTK so warn
@@ -224,8 +217,14 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent,
                   _T("wxStaticBox can't be used as a window parent!") );
 #endif // wxUSE_STATBOX
 
+    // ids are limited to 16 bits under MSW so if you care about portability,
+    // it's not a good idea to use ids out of this range (and negative ids are
+    // reserved for wxWindows own usage)
+    wxASSERT_MSG( id == wxID_ANY || (id >= 0 && id < 32767),
+                  _T("invalid id value") );
+
     // generate a new id if the user doesn't care about it
-    m_windowId = id == -1 ? NewControlId() : id;
+    m_windowId = id == wxID_ANY ? NewControlId() : id;
 
     SetName(name);
     SetWindowStyleFlag(style);
@@ -2093,6 +2092,52 @@ void wxWindowBase::SendDestroyEvent()
     GetEventHandler()->ProcessEvent(event);
 }
 
+// ----------------------------------------------------------------------------
+// event processing
+// ----------------------------------------------------------------------------
+
+#if wxUSE_VALIDATORS
+
+bool wxWindowBase::TryValidator(wxEvent& event)
+{
+    // Can only use the validator of the window which
+    // is receiving the event
+    if ( event.GetEventObject() == this )
+    {
+        wxValidator *validator = GetValidator();
+        if ( validator && validator->ProcessEvent(event) )
+        {
+            return TRUE;
+        }
+    }
+
+    return FALSE;
+}
+
+#endif // wxUSE_VALIDATORS
+
+bool wxWindowBase::TryParent(wxEvent& event)
+{
+    // Carry on up the parent-child hierarchy, but only if event is a command
+    // event: it wouldn't make sense for a parent to receive a child's size
+    // event, for example
+    if ( event.IsCommandEvent() )
+    {
+        // honour the requests to stop propagation at this window: this is
+        // used by the dialogs, for example, to prevent processing the events
+        // from the dialog controls in the parent frame which rarely, if ever,
+        // makes sense
+        if ( !(GetExtraStyle() & wxWS_EX_BLOCK_EVENTS) )
+        {
+            wxWindow *parent = GetParent();
+            if ( parent && !parent->IsBeingDeleted() )
+                return parent->GetEventHandler()->ProcessEvent(event);
+        }
+    }
+
+    return wxEvtHandler::TryParent(event);
+}
+
 // ----------------------------------------------------------------------------
 // global functions
 // ----------------------------------------------------------------------------