avoiding nesting dcs on the same window concurrently

[wxWidgets.git] / src / univ / combobox.cpp

diff --git a/src/univ/combobox.cpp b/src/univ/combobox.cpp
index bda0e3e9fb4b1a0f4e78c93b5ccc4ff32557f285..89130b4e3cc35fd1360f6d8758c712c4a53c70c9 100644 (file)
--- a/src/univ/combobox.cpp
+++ b/src/univ/combobox.cpp
@@ -44,6 +44,19 @@
 #include "wx/univ/inphand.h"
 #include "wx/univ/theme.h"
 
+// ----------------------------------------------------------------------------
+// wxStdComboBoxInputHandler: allows the user to open/close the combo from kbd
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxStdComboBoxInputHandler : public wxStdInputHandler
+{
+public:
+    wxStdComboBoxInputHandler(wxInputHandler *inphand);
+
+    virtual bool HandleKey(wxInputConsumer *consumer,
+                           const wxKeyEvent& event,
+                           bool pressed);
+};
 
 // ----------------------------------------------------------------------------
 // wxComboListBox is a listbox modified to be used as a popup window in a
@@ -90,7 +103,7 @@ BEGIN_EVENT_TABLE(wxComboListBox, wxListBox)
     EVT_LEFT_UP(wxComboListBox::OnLeftUp)
 END_EVENT_TABLE()
 
-IMPLEMENT_DYNAMIC_CLASS2(wxComboBox, wxControl, wxComboControl)
+IMPLEMENT_DYNAMIC_CLASS2(wxComboBox, wxControl, wxComboCtrl)
 
 // ============================================================================
 // implementation
@@ -131,7 +144,10 @@ wxString wxComboListBox::GetStringValue() const
 void wxComboListBox::SetStringValue(const wxString& value)
 {
     if ( !value.empty() )
-        wxListBox::SetStringSelection(value);
+    {
+        if (FindString(value) != wxNOT_FOUND)
+            wxListBox::SetStringSelection(value);
+    }
     else
         wxListBox::SetSelection(-1);
 }
@@ -149,7 +165,7 @@ bool wxComboListBox::PerformAction(const wxControlAction& action,
     {
         // we don't let the listbox handle this as instead of just using the
         // single key presses, as usual, we use the text ctrl value as prefix
-        // and this is done by wxComboControl itself
+        // and this is done by wxComboCtrl itself
         return true;
     }
 
@@ -232,7 +248,7 @@ bool wxComboBox::Create(wxWindow *parent,
                         const wxValidator& validator,
                         const wxString& name)
 {
-    if ( !wxComboControl::Create(parent, id, value, pos, size, style,
+    if ( !wxComboCtrl::Create(parent, id, value, pos, size, style,
                                  validator, name) )
     {
         return false;
@@ -257,12 +273,12 @@ wxComboBox::~wxComboBox()
 
 wxString wxComboBox::GetValue() const
 {
-    return wxComboControl::GetValue();
+    return wxComboCtrl::GetValue();
 }
 
 void wxComboBox::SetValue(const wxString& value)
 {
-    wxComboControl::SetValue(value);
+    wxComboCtrl::SetValue(value);
 }
 
 void wxComboBox::Copy()
@@ -370,10 +386,11 @@ int wxComboBox::FindString(const wxString& s, bool bCase) const
 
 void wxComboBox::SetSelection(int n)
 {
-    wxCHECK_RET( IsValid(n), _T("invalid index in wxComboBox::Select") );
+    wxCHECK_RET( (n == wxNOT_FOUND || IsValid(n)), _T("invalid index in wxComboBox::Select") );
 
     GetLBox()->SetSelection(n);
-    if ( GetTextCtrl() ) GetTextCtrl()->SetValue(GetLBox()->GetString(n));
+    if ( GetTextCtrl() )
+        GetTextCtrl()->SetValue(GetLBox()->GetString(n));
 }
 
 int wxComboBox::GetSelection() const
@@ -527,5 +544,12 @@ bool wxStdComboBoxInputHandler::HandleKey(wxInputConsumer *consumer,
     return wxStdInputHandler::HandleKey(consumer, event, pressed);
 }
 
+/* static */
+wxInputHandler *wxComboBox::GetStdInputHandler(wxInputHandler *handlerDef)
+{
+    static wxStdComboBoxInputHandler s_handler(handlerDef);
+
+    return &s_handler;
+}
 
 #endif // wxUSE_COMBOBOX