applied patch #928786: "Fix memory leak produced by ConvertArgsToUnicode()"

[wxWidgets.git] / src / motif / combobox_native.cpp

diff --git a/src/motif/combobox_native.cpp b/src/motif/combobox_native.cpp
index 498ce2565f37d27608a46770bb6c276846043828..0d588f0911e8ac4b1a12ac4ef0e253fdabd5cab6 100644 (file)
--- a/src/motif/combobox_native.cpp
+++ b/src/motif/combobox_native.cpp
@@ -14,6 +14,7 @@
 #if wxUSE_COMBOBOX
 
 #include "wx/combobox.h"
+#include "wx/arrstr.h"
 
 #ifdef __VMS__
 #pragma message disable nosimpint
@@ -114,7 +115,6 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
     if( size.x != -1 ) best.x = size.x;
     if( size.y != -1 ) best.y = size.y;
 
-    SetCanAddEventHandler(true);
     AttachWidget (parent, m_mainWidget, (WXWidget) NULL,
                   pos.x, pos.y, best.x, best.y);
 
@@ -123,6 +123,20 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
     return true;
 }
 
+bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
+                        const wxString& value,
+                        const wxPoint& pos,
+                        const wxSize& size,
+                        const wxArrayString& choices,
+                        long style,
+                        const wxValidator& validator,
+                        const wxString& name)
+{
+    wxCArrayString chs(choices);
+    return Create(parent, id, value, pos, size, chs.GetCount(), 
+                  chs.GetStrings(), style, validator, name);
+}
+
 void wxComboBox::AdjustDropDownListSize()
 {
     int newListCount = -1, itemCount = GetCount();
@@ -179,8 +193,10 @@ void wxComboBox::SetValue(const wxString& value)
 {
     m_inSetValue = true;
 
+    // Fix crash; probably an OpenMotif bug
+    const char* val = value.c_str() ? value.c_str() : "";
     XtVaSetValues( GetXmText(this),
-                   XmNvalue, wxConstCast(value.c_str(), char),
+                   XmNvalue, wxConstCast(val, char),
                    NULL);
 
     m_inSetValue = false;
@@ -196,6 +212,22 @@ int wxComboBox::DoAppend(const wxString& item)
     return GetCount() - 1;
 }
 
+int wxComboBox::DoInsert(const wxString& item, int pos)
+{
+    wxCHECK_MSG(!(GetWindowStyle() & wxCB_SORT), -1, wxT("can't insert into sorted list"));
+    wxCHECK_MSG((pos>=0) && (pos<=GetCount()), -1, wxT("invalid index"));
+
+    if (pos == GetCount())
+        return DoAppend(item);
+
+    wxXmString str( item.c_str() );
+    XmComboBoxAddItem((Widget) m_mainWidget, str(), pos+1, False);
+    m_noStrings ++;
+    AdjustDropDownListSize();
+
+    return GetCount() - 1;
+}
+
 void wxComboBox::Delete(int n)
 {
 #ifdef LESSTIF_VERSION
@@ -229,6 +261,8 @@ void wxComboBox::Clear()
 
 void wxComboBox::SetSelection (int n)
 {
+    m_inSetSelection = true;
+
 #if wxCHECK_LESSTIF()
     XmListSelectPos (GetXmList(this), n + 1, false);
     SetValue(GetString(n));
@@ -241,6 +275,8 @@ void wxComboBox::SetSelection (int n)
                    XmNselectedPosition, n,
                    NULL );
 #endif
+
+    m_inSetSelection = false;
 }
 
 int wxComboBox::GetSelection (void) const
@@ -326,6 +362,8 @@ void  wxComboBoxCallback (Widget WXUNUSED(w), XtPointer clientData,
 {
     wxComboBox *item = (wxComboBox *) clientData;
 
+    if( item->m_inSetSelection ) return;
+
     switch (cbs->reason)
     {
     case XmCR_SELECT:
@@ -336,7 +374,7 @@ void  wxComboBoxCallback (Widget WXUNUSED(w), XtPointer clientData,
         {
             wxCommandEvent event (wxEVT_COMMAND_COMBOBOX_SELECTED,
                                   item->GetId());
-            int idx = cbs->item_position - 1;
+            int idx = cbs->item_position;
             event.m_commandInt = idx;
             event.m_commandString = item->GetString (idx);
             if ( item->HasClientObjectData() )
@@ -345,7 +383,7 @@ void  wxComboBoxCallback (Widget WXUNUSED(w), XtPointer clientData,
                 event.SetClientData( item->GetClientData(idx) );
             event.m_extraLong = true;
             event.SetEventObject(item);
-            item->ProcessCommand (event);
+            item->GetEventHandler()->ProcessEvent(event);
             break;
         }
     case XmCR_VALUE_CHANGED:
@@ -355,7 +393,7 @@ void  wxComboBoxCallback (Widget WXUNUSED(w), XtPointer clientData,
             event.m_commandString = item->GetValue();
             event.m_extraLong = true;
             event.SetEventObject(item);
-            item->ProcessCommand (event);
+            item->GetEventHandler()->ProcessEvent(event);
             break;
         }
     default: