added a note about wxTreeCtrl::GetFirst/NextItem(id, long) deprecation

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

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index 14d868fdd87abd108a6914befe705649b1c7685f..d15660c398092ea3d70b1bc225507212689771e6 100644 (file)
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -110,7 +110,6 @@ END_EVENT_TABLE()
 
 // the default initialization
 wxWindowBase::wxWindowBase()
-:   m_bestSize(wxDefaultSize)
 {
     // no window yet, no parent nor children
     m_parent = (wxWindow *)NULL;
@@ -194,7 +193,7 @@ wxWindowBase::wxWindowBase()
 bool wxWindowBase::CreateBase(wxWindowBase *parent,
                               wxWindowID id,
                               const wxPoint& WXUNUSED(pos),
-                              const wxSize& WXUNUSED(size),
+                              const wxSize& size,
                               long style,
                               const wxValidator& wxVALIDATOR_PARAM(validator),
                               const wxString& name)
@@ -223,6 +222,14 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent,
     SetWindowStyleFlag(style);
     SetParent(parent);
 
+    // Set the minsize to be the size passed to the ctor (if any) for
+    // non-TLWs.  This is so items used in a sizer will use this explicitly
+    // set size for layout, instead of falling back the (probably smaller)
+    // bestsize.
+    if (! IsTopLevel())
+        SetSizeHints(size);
+
+    
 #if wxUSE_VALIDATORS
     SetValidator(validator);
 #endif // wxUSE_VALIDATORS
@@ -537,7 +544,7 @@ wxSize wxWindowBase::DoGetBestSize() const
         return wxSize(maxX, maxY);
     }
 #endif // wxUSE_CONSTRAINTS
-    else if ( GetChildren().GetCount() > 0 )
+    else if ( !GetChildren().empty() )
     {
         // our minimal acceptable size is such that all our windows fit inside
         int maxX = 0,
@@ -584,20 +591,11 @@ wxSize wxWindowBase::DoGetBestSize() const
 
         return wxSize(maxX, maxY);
     }
-    else
+    else // has children
     {
-        // Windows which don't implement DoGetBestSize and aren't parents.
-        // This emulates the behavior of a wxSizer without wxADJUST_MINSIZE
-
-        // If you get the following message you should do one of two things
-        // 1. Do what it says (best)
-        // 2. m_bestSize = GetSize() at end of Create() (hack)
-        if(m_bestSize == wxDefaultSize)
-        {
-            wxLogDebug(wxT("Class %s (or superclass) should implement DoGetBestSize()"),GetClassInfo()->GetClassName());
-            wxConstCast(this,wxWindowBase)->m_bestSize = GetSize();
-        }
-        return m_bestSize;
+        // for a generic window there is no natural best size - just use the
+        // current size
+        return GetSize();
     }
 }
 
@@ -880,6 +878,31 @@ bool wxWindowBase::RemoveEventHandler(wxEvtHandler *handler)
 // colours, fonts &c
 // ----------------------------------------------------------------------------
 
+void wxWindowBase::InheritAttributes()
+{
+    const wxWindowBase * const parent = GetParent();
+    if ( !parent )
+        return;
+
+    // we only inherit attributes which had been explicitly set for the parent
+    // which ensures that this only happens if the user really wants it and
+    // not by default which wouldn't make any sense in modern GUIs where the
+    // controls don't all use the same fonts (nor colours)
+    if ( parent->m_hasFont && !m_hasFont )
+        SetFont(parent->GetFont());
+
+    // in addition, there is a possibility to explicitly forbid inheriting
+    // colours at each class level by overriding ShouldInheritColours()
+    if ( ShouldInheritColours() )
+    {
+        if ( parent->m_hasFgCol && !m_hasFgCol )
+            SetForegroundColour(parent->GetForegroundColour());
+
+        if ( parent->m_hasBgCol && !m_hasBgCol )
+            SetBackgroundColour(parent->GetBackgroundColour());
+    }
+}
+
 /* static */ wxVisualAttributes
 wxWindowBase::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 {