fixing overrelease and out-of-bounds write, fixes #13725

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

diff --git a/src/common/pickerbase.cpp b/src/common/pickerbase.cpp
index 1d3dbbc30d1a1d4a128ecbfe3df9a20297440be2..fa3532995222f2e35437fb3611078c246142e25e 100644 (file)
--- a/src/common/pickerbase.cpp
+++ b/src/common/pickerbase.cpp
@@ -43,13 +43,6 @@
 
 IMPLEMENT_ABSTRACT_CLASS(wxPickerBase, wxControl)
 
-BEGIN_EVENT_TABLE(wxPickerBase, wxControl)
-    EVT_SIZE(wxPickerBase::OnSize)
-    WX_EVENT_TABLE_CONTROL_CONTAINER(wxPickerBase)
-END_EVENT_TABLE()
-WX_DELEGATE_TO_CONTROL_CONTAINER(wxPickerBase, wxControl)
-
-
 // ----------------------------------------------------------------------------
 // wxPickerBase
 // ----------------------------------------------------------------------------
@@ -89,7 +82,7 @@ bool wxPickerBase::CreateBase(wxWindow *parent,
             return false;
         }
 
-        // set the maximum lenght allowed for this textctrl.
+        // set the maximum length allowed for this textctrl.
         // This is very important since any change to it will trigger an update in
         // the m_picker; for very long strings, this real-time synchronization could
         // become a CPU-blocker and thus should be avoided.
@@ -123,6 +116,21 @@ void wxPickerBase::PostCreation()
     // associated with it - in that case it defaults to 0
     m_sizer->Add(m_picker, HasTextCtrl() ? 0 : 1, GetDefaultPickerCtrlFlag(), 5);
 
+    // For aesthetic reasons, make sure the picker is at least as high as the
+    // associated text control and is always at least square, unless we are
+    // explicitly using wxPB_SMALL style to force it to take as little space as
+    // possible.
+    if ( !HasFlag(wxPB_SMALL) )
+    {
+        const wxSize pickerBestSize(m_picker->GetBestSize());
+        const wxSize textBestSize( HasTextCtrl() ? m_text->GetBestSize() : wxSize());
+        wxSize pickerMinSize;
+        pickerMinSize.y = wxMax(pickerBestSize.y, textBestSize.y);
+        pickerMinSize.x = wxMax(pickerBestSize.x, pickerMinSize.y);
+        if ( pickerMinSize != pickerBestSize )
+            m_picker->SetMinSize(pickerMinSize);
+    }
+
     SetSizer(m_sizer);
 
     SetInitialSize( GetMinSize() );
@@ -169,11 +177,4 @@ void wxPickerBase::OnTextCtrlUpdate(wxCommandEvent &)
     UpdatePickerFromTextCtrl();
 }
 
-void wxPickerBase::OnSize(wxSizeEvent &event)
-{
-    if (GetAutoLayout())
-        Layout();
-    event.Skip();
-}
-
 #endif // Any picker in use