extern "C" {
static void gtk_choice_clicked_callback( GtkWidget *WXUNUSED(widget), wxChoice *choice )
{
- if (g_isIdle)
- wxapp_install_idle_handler();
-
if (!choice->m_hasVMT) return;
if (g_blockEventsOnDrag) return;
else if ( choice->HasClientUntypedData() )
event.SetClientData( choice->GetClientData(n) );
- choice->GetEventHandler()->ProcessEvent(event);
+ choice->HandleWindowEvent(event);
}
}
// wxChoice
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxChoice,wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControlWithItems)
wxChoice::wxChoice()
{
int n, const wxString choices[],
long style, const wxValidator& validator, const wxString &name )
{
- m_needParent = true;
-#if (GTK_MINOR_VERSION > 0)
- m_acceptsFocus = true;
-#endif
-
if (!PreCreation( parent, pos, size ) ||
!CreateBase( parent, id, pos, size, style, validator, name ))
{
m_widget = gtk_option_menu_new();
- if ( style & wxCB_SORT )
+ if ( IsSorted() )
{
- // if our m_strings != NULL, DoAppend() will check for it and insert
+ // if our m_strings != NULL, Append() will check for it and insert
// items in the correct order
m_strings = new wxSortedArrayString;
}
- // begin with no selection
- m_selection_hack = wxNOT_FOUND;
+ // If we have items, GTK will choose the first item by default
+ m_selection_hack = n > 0 ? 0 : wxNOT_FOUND;
GtkWidget *menu = gtk_menu_new();
m_parent->DoAddChild( this );
PostCreation(size);
- SetBestSize(size); // need this too because this is a wxControlWithItems
+ SetInitialSize(size); // need this too because this is a wxControlWithItems
+
+ // workaround for bug in gtk_option_menu_set_history(), it causes
+ // gtk_widget_size_allocate() to be called with the current
+ // widget->allocation values, which will be zero if a proper
+ // size_allocate has not occured yet
+ m_widget->allocation.width = m_width;
+ m_widget->allocation.height = m_height;
return true;
}
delete m_strings;
}
-int wxChoice::DoAppend( const wxString &item )
+int wxChoice::DoInsertItems(const wxArrayStringsAdapter & items,
+ unsigned int pos,
+ void **clientData, wxClientDataType type)
{
wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid choice control") );
- GtkWidget *menu = gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) );
-
- return GtkAddHelper(menu, GetCount(), item);
-}
+ const unsigned int count = items.GetCount();
-int wxChoice::DoInsert(const wxString &item, unsigned int pos)
-{
- wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid choice control") );
- wxCHECK_MSG( IsValidInsert(pos), -1, wxT("invalid index"));
+ GtkWidget *menu = gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) );
- if (pos == GetCount())
- return DoAppend(item);
+ for ( unsigned int i = 0; i < count; ++i, ++pos )
+ {
+ int n = GtkAddHelper(menu, pos, items[i]);
+ if ( n == wxNOT_FOUND )
+ return n;
- GtkWidget *menu = gtk_option_menu_get_menu( GTK_OPTION_MENU(m_widget) );
+ AssignNewItemClientData(n, clientData, i, type);
+ }
// if the item to insert is at or before the selection, and the selection is valid
if (((int)pos <= m_selection_hack) && (m_selection_hack != wxNOT_FOUND))
{
- // move the selection forward one
- m_selection_hack++;
+ // move the selection forward
+ m_selection_hack += count;
}
- return GtkAddHelper(menu, pos, item);
+ // We must set the selection so that it can be read back even if
+ // the user has not modified it since GTK+ will then select the
+ // first item so well return 0.
+ if ((count > 0) && (m_selection_hack==wxNOT_FOUND))
+ m_selection_hack = 0;
+
+ return pos - 1;
}
void wxChoice::DoSetItemClientData(unsigned int n, void* clientData)
{
- wxCHECK_RET( m_widget != NULL, wxT("invalid choice control") );
-
- wxList::compatibility_iterator node = m_clientList.Item( n );
- wxCHECK_RET( node, wxT("invalid index in wxChoice::DoSetItemClientData") );
-
- node->SetData( (wxObject*) clientData );
+ m_clientData[n] = clientData;
}
void* wxChoice::DoGetItemClientData(unsigned int n) const
{
- wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid choice control") );
-
- wxList::compatibility_iterator node = m_clientList.Item( n );
- wxCHECK_MSG( node, NULL, wxT("invalid index in wxChoice::DoGetItemClientData") );
-
- return node->GetData();
-}
-
-void wxChoice::DoSetItemClientObject(unsigned int n, wxClientData* clientData)
-{
- wxCHECK_RET( m_widget != NULL, wxT("invalid choice control") );
-
- wxList::compatibility_iterator node = m_clientList.Item( n );
- wxCHECK_RET( node, wxT("invalid index in wxChoice::DoSetItemClientObject") );
-
- // wxItemContainer already deletes data for us
-
- node->SetData( (wxObject*) clientData );
+ return m_clientData[n];
}
-wxClientData* wxChoice::DoGetItemClientObject(unsigned int n) const
-{
- wxCHECK_MSG( m_widget != NULL, (wxClientData*) NULL, wxT("invalid choice control") );
-
- wxList::compatibility_iterator node = m_clientList.Item( n );
- wxCHECK_MSG( node, (wxClientData *)NULL,
- wxT("invalid index in wxChoice::DoGetItemClientObject") );
-
- return (wxClientData*) node->GetData();
-}
-
-void wxChoice::Clear()
+void wxChoice::DoClear()
{
wxCHECK_RET( m_widget != NULL, wxT("invalid choice") );
GtkWidget *menu = gtk_menu_new();
gtk_option_menu_set_menu( GTK_OPTION_MENU(m_widget), menu );
- if ( HasClientObjectData() )
- {
- // destroy the data (due to Robert's idea of using wxList<wxObject>
- // and not wxList<wxClientData> we can't just say
- // m_clientList.DeleteContents(true) - this would crash!
- wxList::compatibility_iterator node = m_clientList.GetFirst();
- while ( node )
- {
- delete (wxClientData *)node->GetData();
- node = node->GetNext();
- }
- }
- m_clientList.Clear();
+ m_clientData.Clear();
if ( m_strings )
m_strings->Clear();
m_selection_hack = wxNOT_FOUND;
}
-void wxChoice::Delete(unsigned int n)
+void wxChoice::DoDeleteOneItem(unsigned int n)
{
wxCHECK_RET( m_widget != NULL, wxT("invalid choice") );
wxCHECK_RET( IsValid(n), _T("invalid index in wxChoice::Delete") );
- // VZ: apparently GTK+ doesn't have a built-in function to do it (not even
- // in 2.0), hence this dumb implementation -- still better than nothing
- unsigned int i;
- const unsigned int count = GetCount();
-
// if the item to delete is before the selection, and the selection is valid
if (((int)n < m_selection_hack) && (m_selection_hack != wxNOT_FOUND))
{
m_selection_hack = wxNOT_FOUND;
}
- const bool hasClientData = m_clientDataItemsType != wxClientData_None;
- const bool hasObjectData = m_clientDataItemsType == wxClientData_Object;
-
- wxList::compatibility_iterator node = m_clientList.GetFirst();
+ // VZ: apparently GTK+ doesn't have a built-in function to do it (not even
+ // in 2.0), hence this dumb implementation -- still better than nothing
+ const unsigned int count = GetCount();
wxArrayString items;
wxArrayPtrVoid itemsData;
- items.Alloc(count);
- for ( i = 0; i < count; i++ )
+ items.Alloc(count - 1);
+ itemsData.Alloc(count - 1);
+ for ( unsigned i = 0; i < count; i++ )
{
if ( i != n )
{
items.Add(GetString(i));
- if ( hasClientData )
- {
- // also save the client data
- itemsData.Add(node->GetData());
- }
- }
- else // need to delete the client object too
- {
- if ( hasObjectData )
- {
- delete (wxClientData *)node->GetData();
- }
- }
-
- if ( hasClientData )
- {
- node = node->GetNext();
+ itemsData.Add(m_clientData[i]);
}
}
- if ( hasObjectData )
- {
- // prevent Clear() from destroying all client data
- m_clientDataItemsType = wxClientData_None;
- }
-
- Clear();
+ wxChoice::DoClear();
- for ( i = 0; i < count - 1; i++ )
+ if ( count > 1 )
{
- Append(items[i]);
-
- if ( hasObjectData )
- SetClientObject(i, (wxClientData *)itemsData[i]);
- else if ( hasClientData )
- SetClientData(i, itemsData[i]);
+ void ** const data = &itemsData[0];
+ if ( HasClientObjectData() )
+ Append(items, wx_reinterpret_cast(wxClientData **, data));
+ else
+ Append(items, data);
}
+ //else: the control is now empty, nothing to append
}
int wxChoice::FindString( const wxString &string, bool bCase ) const
wxASSERT_MSG( label != NULL , wxT("wxChoice: invalid label") );
gtk_label_set_text( label, wxGTK_CONV( str ) );
+
+ InvalidateBestSize();
return;
}
int wxChoice::GtkAddHelper(GtkWidget *menu, unsigned int pos, const wxString& item)
{
- wxCHECK_MSG(pos<=m_clientList.GetCount(), -1, wxT("invalid index"));
+ wxCHECK_MSG(pos<=m_clientData.GetCount(), -1, wxT("invalid index"));
GtkWidget *menu_item = gtk_menu_item_new_with_label( wxGTK_CONV( item ) );
- unsigned int index;
if ( m_strings )
{
// sorted control, need to insert at the correct index
- index = m_strings->Add(item);
-
- gtk_menu_shell_insert( GTK_MENU_SHELL(menu), menu_item, index );
-
- if ( index )
- {
- m_clientList.Insert( m_clientList.Item(index - 1),
- (wxObject*) NULL );
- }
- else
- {
- m_clientList.Insert( (wxObject*) NULL );
- }
+ pos = m_strings->Add(item);
}
+
+ // don't call wxChoice::GetCount() from here because it doesn't work
+ // if we're called from ctor (and GtkMenuShell is still NULL)
+ if (pos == m_clientData.GetCount())
+ gtk_menu_shell_append( GTK_MENU_SHELL(menu), menu_item );
else
- {
- // don't call wxChoice::GetCount() from here because it doesn't work
- // if we're called from ctor (and GtkMenuShell is still NULL)
+ gtk_menu_shell_insert( GTK_MENU_SHELL(menu), menu_item, pos );
- // normal control, just append
- if (pos == m_clientList.GetCount())
- {
- gtk_menu_shell_append( GTK_MENU_SHELL(menu), menu_item );
- m_clientList.Append( (wxObject*) NULL );
- index = m_clientList.GetCount() - 1;
- }
- else
- {
- gtk_menu_shell_insert( GTK_MENU_SHELL(menu), menu_item, pos );
- m_clientList.Insert( pos, (wxObject*) NULL );
- index = pos;
- }
- }
+ m_clientData.Insert( NULL, pos );
if (GTK_WIDGET_REALIZED(m_widget))
{
gtk_widget_show( menu_item );
// return the index of the item in the control
- return index;
+ return pos;
}
wxSize wxChoice::DoGetBestSize() const
projects / wxWidgets.git / blobdiff