attempt to bring event system in synch with MSW

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16509 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/mac/combobox.h

@@ -91,6 +91,7 @@ class WXDLLEXPORT wxComboBox: public wxChoice
   virtual void Remove(long from, long to);
   virtual void SetSelection(long from, long to);
   virtual void SetEditable(bool editable);
+  virtual int GetCount() const { return m_choice->GetCount() ; }
   void MacHandleControlClick( WXWidget control , wxInt16 controlpart ) ;
 protected:
     // the subcontrols

src/mac/carbon/combobox.cpp

@@ -57,12 +57,62 @@ public:
     }
 
 protected:
-    void OnTextChange( wxCommandEvent& event )
+    void OnChar( wxKeyEvent& event )
     {
-        wxString    s = GetValue();
+        if ( event.KeyCode() == WXK_RETURN )
+        {
+            wxString value = GetValue();
 
-        if (!s.IsEmpty())
+            if ( m_cb->GetCount() == 0 )
-            m_cb->DelegateTextChanged( s );
+            {
+                // make Enter generate "selected" event if there is only one item
+                // in the combobox - without it, it's impossible to select it at
+                // all!
+                wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
+                event.SetInt( 0 );
+                event.SetString( value );
+                event.SetEventObject( m_cb );
+                m_cb->GetEventHandler()->ProcessEvent( event );
+            }
+            else
+            {
+                // add the item to the list if it's not there yet
+                if ( m_cb->FindString(value) == wxNOT_FOUND )
+                {
+                    m_cb->Append(value);
+                    m_cb->SetStringSelection(value);
+
+                    // and generate the selected event for it
+                    wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
+                    event.SetInt( m_cb->GetCount() - 1 );
+                    event.SetString( value );
+                    event.SetEventObject( m_cb );
+                    m_cb->GetEventHandler()->ProcessEvent( event );
+                }
+
+                // This will invoke the dialog default action, such
+                // as the clicking the default button.
+
+                wxWindow *parent = GetParent();
+                while( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL ) {
+                  parent = parent->GetParent() ;
+                }
+                if ( parent && parent->GetDefaultItem() )
+                {
+                    wxButton *def = wxDynamicCast(parent->GetDefaultItem(),
+                                                          wxButton);
+                    if ( def && def->IsEnabled() )
+                    {
+                        wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
+                        event.SetEventObject(def);
+                        def->Command(event);
+                        return ;
+                   }
+                }
+
+                return;
+            }
+        }
         
         event.Skip();
     }
@@ -74,7 +124,7 @@ private:
 };
 
 BEGIN_EVENT_TABLE(wxComboBoxText, wxTextCtrl)
-    EVT_TEXT(-1, wxComboBoxText::OnTextChange)
+    EVT_CHAR( wxComboBoxText::OnChar)
 END_EVENT_TABLE()
 
 class wxComboBoxChoice : public wxChoice
@@ -92,6 +142,11 @@ protected:
         wxString    s = e.GetString();
 
         m_cb->DelegateChoice( s );
+        wxCommandEvent event2(wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
+        event2.SetInt(m_cb->GetSelection());
+        event2.SetEventObject(m_cb);
+        event2.SetString(m_cb->GetStringSelection());
+        m_cb->ProcessCommand(event2);
     }
 
 private:
@@ -187,6 +242,7 @@ void wxComboBox::SetFocus()
 
 void wxComboBox::DelegateTextChanged( const wxString& value )
 {
+    SetStringSelection( value );
 }
 
 

src/mac/combobox.cpp

@@ -57,12 +57,62 @@ public:
     }
 
 protected:
-    void OnTextChange( wxCommandEvent& event )
+    void OnChar( wxKeyEvent& event )
     {
-        wxString    s = GetValue();
+        if ( event.KeyCode() == WXK_RETURN )
+        {
+            wxString value = GetValue();
 
-        if (!s.IsEmpty())
+            if ( m_cb->GetCount() == 0 )
-            m_cb->DelegateTextChanged( s );
+            {
+                // make Enter generate "selected" event if there is only one item
+                // in the combobox - without it, it's impossible to select it at
+                // all!
+                wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
+                event.SetInt( 0 );
+                event.SetString( value );
+                event.SetEventObject( m_cb );
+                m_cb->GetEventHandler()->ProcessEvent( event );
+            }
+            else
+            {
+                // add the item to the list if it's not there yet
+                if ( m_cb->FindString(value) == wxNOT_FOUND )
+                {
+                    m_cb->Append(value);
+                    m_cb->SetStringSelection(value);
+
+                    // and generate the selected event for it
+                    wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
+                    event.SetInt( m_cb->GetCount() - 1 );
+                    event.SetString( value );
+                    event.SetEventObject( m_cb );
+                    m_cb->GetEventHandler()->ProcessEvent( event );
+                }
+
+                // This will invoke the dialog default action, such
+                // as the clicking the default button.
+
+                wxWindow *parent = GetParent();
+                while( parent && !parent->IsTopLevel() && parent->GetDefaultItem() == NULL ) {
+                  parent = parent->GetParent() ;
+                }
+                if ( parent && parent->GetDefaultItem() )
+                {
+                    wxButton *def = wxDynamicCast(parent->GetDefaultItem(),
+                                                          wxButton);
+                    if ( def && def->IsEnabled() )
+                    {
+                        wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, def->GetId() );
+                        event.SetEventObject(def);
+                        def->Command(event);
+                        return ;
+                   }
+                }
+
+                return;
+            }
+        }
         
         event.Skip();
     }
@@ -74,7 +124,7 @@ private:
 };
 
 BEGIN_EVENT_TABLE(wxComboBoxText, wxTextCtrl)
-    EVT_TEXT(-1, wxComboBoxText::OnTextChange)
+    EVT_CHAR( wxComboBoxText::OnChar)
 END_EVENT_TABLE()
 
 class wxComboBoxChoice : public wxChoice
@@ -92,6 +142,11 @@ protected:
         wxString    s = e.GetString();
 
         m_cb->DelegateChoice( s );
+        wxCommandEvent event2(wxEVT_COMMAND_COMBOBOX_SELECTED, m_cb->GetId() );
+        event2.SetInt(m_cb->GetSelection());
+        event2.SetEventObject(m_cb);
+        event2.SetString(m_cb->GetStringSelection());
+        m_cb->ProcessCommand(event2);
     }
 
 private:
@@ -187,6 +242,7 @@ void wxComboBox::SetFocus()
 
 void wxComboBox::DelegateTextChanged( const wxString& value )
 {
+    SetStringSelection( value );
 }