X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/12f316268643e7a66b142804c3b9b0aec4af5801..7af68c666bda771e37812ca37f0c6cc1741fa3ec:/src/mac/combobox.cpp

diff --git a/src/mac/combobox.cpp b/src/mac/combobox.cpp
index 718fe840d6..e67e1d9601 100644
--- a/src/mac/combobox.cpp
+++ b/src/mac/combobox.cpp
@@ -6,7 +6,7 @@
 // Created:     ??/??/98
 // RCS-ID:      $Id$
 // Copyright:   (c) AUTHOR
-// Licence:   	wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
@@ -60,8 +60,9 @@ protected:
     void OnTextChange( wxCommandEvent& event )
     {
         wxString    s = GetValue();
-            
-        m_cb->DelegateTextChanged( s );
+        
+        if (!s.IsEmpty())
+            m_cb->DelegateTextChanged( s );
 
         event.Skip();
     }
@@ -103,16 +104,19 @@ BEGIN_EVENT_TABLE(wxComboBoxChoice, wxChoice)
     EVT_CHOICE(-1, wxComboBoxChoice::OnChoice)
 END_EVENT_TABLE()
 
-
-
-
 wxComboBox::~wxComboBox()
 {
-   // delete the controls now, don't leave them alive even though they woudl
+   // delete the controls now, don't leave them alive even though they would
     // still be eventually deleted by our parent - but it will be too late, the
     // user code expects them to be gone now
-    delete m_text;
-    delete m_choice;
+    if (m_text != NULL) {
+        delete m_text;
+        m_text = NULL;
+    }
+    if (m_choice != NULL) {
+        delete m_choice;
+        m_choice = NULL;
+    }
 }
 
 
@@ -191,6 +195,11 @@ bool wxComboBox::Show(bool show)
     return TRUE;
 }
 
+ void wxComboBox::SetFocus()
+ {
+    m_text->SetFocus();
+ }
+
 
 void wxComboBox::DelegateTextChanged( const wxString& value ) {
 }
@@ -206,8 +215,8 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
            const wxString& value,
            const wxPoint& pos,
            const wxSize& size,
-		   int n, const wxString choices[],
-		   long style,
+           int n, const wxString choices[],
+           long style,
            const wxValidator& validator,
            const wxString& name)
 {
@@ -239,7 +248,7 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
     DoSetSize(pos.x, pos.y, csize.x, csize.y);
     for ( int i = 0 ; i < n ; i++ )
     {
-    	m_choice->DoAppend( choices[ i ] );
+        m_choice->DoAppend( choices[ i ] );
     }
 
     // have to disable this window to avoid interfering it with message
@@ -361,7 +370,11 @@ void wxComboBox::SetSelection(long from, long to)
 
 void wxComboBox::Append(const wxString& item)
 {
-    m_choice->DoAppend( item );
+    // I am not sure what other ports do,
+    // but wxMac chokes on empty entries.
+
+    if (!item.IsEmpty())
+        m_choice->DoAppend( item );
 }
 
 void wxComboBox::Delete(int n)
@@ -423,7 +436,7 @@ bool wxComboBox::SetStringSelection(const wxString& sel)
 void wxComboBox::MacHandleControlClick( WXWidget control , wxInt16 controlpart ) 
 {
     wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId );
-	event.SetInt(GetSelection());
+    event.SetInt(GetSelection());
     event.SetEventObject(this);
     event.SetString(GetStringSelection());
     ProcessCommand(event);