void wxSocketImplUnix::OnWriteWaiting()
{
wxASSERT_MSG( m_fd != INVALID_SOCKET, "invalid socket ready for writing?" );
// see comment in the beginning of OnReadWaiting() above
DisableEvents(wxSOCKET_OUTPUT_FLAG);
// check whether this is a notification for the completion of a
// non-blocking connect()
if ( m_establishing && !m_server )
{
m_establishing = false;
// check whether we connected successfully
int error;
SOCKOPTLEN_T len = sizeof(error);
getsockopt(m_fd, SOL_SOCKET, SO_ERROR, (char*)&error, &len);
if ( error )
{
OnStateChange(wxSOCKET_LOST);
return;
}
OnStateChange(wxSOCKET_CONNECTION);
}
OnStateChange(wxSOCKET_OUTPUT);
}
void wxComboBox::DoDeleteOneItem(unsigned int n)
{
wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
GtkList *listbox = GTK_LIST( GTK_COMBO(m_widget)->list );
GList *child = g_list_nth( listbox->children, n );
if (!child)
{
wxFAIL_MSG(wxT("wrong index"));
return;
}
DisableEvents();
GList *list = g_list_append( NULL, child->data );
gtk_list_remove_items( listbox, list );
g_list_free( list );
wxList::compatibility_iterator node = m_clientObjectList.Item( n );
if (node)
{
m_clientObjectList.Erase( node );
}
node = m_clientDataList.Item( n );
if (node)
m_clientDataList.Erase( node );
EnableEvents();
InvalidateBestSize();
}
void wxSocketImplUnix::OnReadWaiting()
{
wxASSERT_MSG( m_fd != INVALID_SOCKET, "invalid socket ready for reading?" );
// we need to disable the read notifications until we read all the data
// already available for the socket, otherwise we're going to keep getting
// them continuously which is worse than inefficient: as IO notifications
// have higher priority than idle events in e.g. GTK+, our pending events
// whose handlers typically call Read() which would consume the data and so
// stop the notifications flood would never be dispatched at all if the
// notifications were not disabled
DisableEvents(wxSOCKET_INPUT_FLAG);
// find out what are we going to notify about exactly
wxSocketNotify notify;
// TCP listening sockets become ready for reading when there is a pending
// connection
if ( m_server && m_stream )
{
notify = wxSOCKET_CONNECTION;
}
else // check if there is really any input available
{
switch ( CheckForInput() )
{
case 1:
notify = wxSOCKET_INPUT;
break;
case 0:
// reading 0 bytes for a TCP socket means that the connection
// was closed by peer but for UDP it just means that we got an
// empty datagram
notify = m_stream ? wxSOCKET_LOST : wxSOCKET_INPUT;
break;
default:
wxFAIL_MSG( "unexpected CheckForInput() return value" );
wxFALLTHROUGH;
case -1:
if ( GetLastError() == wxSOCKET_WOULDBLOCK )
{
// just a spurious wake up
EnableEvents(wxSOCKET_INPUT_FLAG);
return;
}
notify = wxSOCKET_LOST;
}
}
OnStateChange(notify);
}
int wxComboBox::DoInsert(const wxString &item, unsigned int pos)
{
wxCHECK_MSG( !(GetWindowStyle() & wxCB_SORT), -1,
wxT("can't insert into sorted list"));
wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") );
wxCHECK_MSG( IsValidInsert(pos), -1, wxT("invalid index") );
unsigned int count = GetCount();
if (pos == count)
return Append(item);
#ifdef __WXGTK24__
if (!gtk_check_version(2,4,0))
{
GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
gtk_combo_box_insert_text( combobox, pos, wxGTK_CONV( item ) );
}
else
#endif
{
DisableEvents();
GtkWidget *list = GTK_COMBO(m_widget)->list;
GtkWidget *list_item = gtk_list_item_new_with_label( wxGTK_CONV( item ) );
GList *gitem_list = g_list_alloc ();
gitem_list->data = list_item;
gtk_list_insert_items( GTK_LIST (list), gitem_list, pos );
if (GTK_WIDGET_REALIZED(m_widget))
{
gtk_widget_realize( list_item );
gtk_widget_realize( GTK_BIN(list_item)->child );
ApplyWidgetStyle();
}
gtk_widget_show( list_item );
EnableEvents();
}
count = GetCount();
if ( m_clientDataList.GetCount() < count )
m_clientDataList.Insert( pos, (wxObject*) NULL );
if ( m_clientObjectList.GetCount() < count )
m_clientObjectList.Insert( pos, (wxObject*) NULL );
InvalidateBestSize();
return pos;
}
void wxChoice::SetSelection( int n )
{
wxCHECK_RET( m_widget != NULL, wxT("invalid control") );
DisableEvents();
GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
gtk_combo_box_set_active( combobox, n );
EnableEvents();
}
int wxComboBox::DoAppend( const wxString &item )
{
wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") );
#ifdef __WXGTK24__
if (!gtk_check_version(2,4,0))
{
GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
gtk_combo_box_append_text( combobox, wxGTK_CONV( item ) );
}
else
#endif
{
DisableEvents();
GtkWidget *list = GTK_COMBO(m_widget)->list;
GtkWidget *list_item = gtk_list_item_new_with_label( wxGTK_CONV( item ) );
gtk_container_add( GTK_CONTAINER(list), list_item );
if (GTK_WIDGET_REALIZED(m_widget))
{
gtk_widget_realize( list_item );
gtk_widget_realize( GTK_BIN(list_item)->child );
}
// Apply current widget style to the new list_item
GtkRcStyle *style = CreateWidgetStyle();
if (style)
{
gtk_widget_modify_style( GTK_WIDGET( list_item ), style );
GtkBin *bin = GTK_BIN( list_item );
GtkWidget *label = GTK_WIDGET( bin->child );
gtk_widget_modify_style( label, style );
gtk_rc_style_unref( style );
}
gtk_widget_show( list_item );
EnableEvents();
}
const unsigned int count = GetCount();
if ( m_clientDataList.GetCount() < count )
m_clientDataList.Append( (wxObject*) NULL );
if ( m_clientObjectList.GetCount() < count )
m_clientObjectList.Append( (wxObject*) NULL );
InvalidateBestSize();
return count - 1;
}
void wxComboBox::SetSelection( int n )
{
wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
DisableEvents();
GtkWidget *list = GTK_COMBO(m_widget)->list;
gtk_list_unselect_item( GTK_LIST(list), m_prevSelection );
gtk_list_select_item( GTK_LIST(list), n );
m_prevSelection = n;
EnableEvents();
}
void wxComboBox::Delete(unsigned int n)
{
wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
#ifdef __WXGTK24__
if (!gtk_check_version(2,4,0))
{
wxCHECK_RET( IsValid(n), wxT("invalid index") );
GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
gtk_combo_box_remove_text( combobox, n );
}
else
#endif
{
GtkList *listbox = GTK_LIST( GTK_COMBO(m_widget)->list );
GList *child = g_list_nth( listbox->children, n );
if (!child)
{
wxFAIL_MSG(wxT("wrong index"));
return;
}
DisableEvents();
GList *list = g_list_append( (GList*) NULL, child->data );
gtk_list_remove_items( listbox, list );
g_list_free( list );
EnableEvents();
}
wxList::compatibility_iterator node = m_clientObjectList.Item( n );
if (node)
{
wxClientData *cd = (wxClientData*)node->GetData();
if (cd) delete cd;
m_clientObjectList.Erase( node );
}
node = m_clientDataList.Item( n );
if (node)
m_clientDataList.Erase( node );
InvalidateBestSize();
}
void wxComboBox::DoClear()
{
wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
DisableEvents();
GtkWidget *list = GTK_COMBO(m_widget)->list;
gtk_list_clear_items( GTK_LIST(list), 0, (int)GetCount() );
m_clientObjectList.Clear();
m_clientDataList.Clear();
EnableEvents();
InvalidateBestSize();
}
void wxChoice::DoClear()
{
wxCHECK_RET( m_widget != NULL, wxT("invalid control") );
DisableEvents();
GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
GtkTreeModel* model = gtk_combo_box_get_model( combobox );
gtk_list_store_clear(GTK_LIST_STORE(model));
m_clientData.Clear();
if (m_strings)
m_strings->Clear();
EnableEvents();
InvalidateBestSize();
}
void wxComboBox::SetSelection( int n )
{
wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
DisableEvents();
#ifdef __WXGTK24__
if (!gtk_check_version(2,4,0))
{
GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
gtk_combo_box_set_active( combobox, n );
}
else
#endif
{
GtkWidget *list = GTK_COMBO(m_widget)->list;
gtk_list_unselect_item( GTK_LIST(list), m_prevSelection );
gtk_list_select_item( GTK_LIST(list), n );
m_prevSelection = n;
}
EnableEvents();
}
void wxComboBox::Clear()
{
wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
DisableEvents();
GtkWidget *list = GTK_COMBO(m_widget)->list;
gtk_list_clear_items( GTK_LIST(list), 0, (int)GetCount() );
wxList::compatibility_iterator node = m_clientObjectList.GetFirst();
while (node)
{
wxClientData *cd = (wxClientData*)node->GetData();
if (cd) delete cd;
node = node->GetNext();
}
m_clientObjectList.Clear();
m_clientDataList.Clear();
EnableEvents();
InvalidateBestSize();
}
void wxComboBox::Clear()
{
wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
DisableEvents();
#ifdef __WXGTK24__
if (!gtk_check_version(2,4,0))
{
GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
const unsigned int count = GetCount();
for (unsigned int i = 0; i < count; i++)
gtk_combo_box_remove_text( combobox, 0 );
}
else // GTK+ < 2.4.0
#endif // __WXGTK24__
{
GtkWidget *list = GTK_COMBO(m_widget)->list;
gtk_list_clear_items( GTK_LIST(list), 0, GetCount() );
}
wxList::compatibility_iterator node = m_clientObjectList.GetFirst();
while (node)
{
wxClientData *cd = (wxClientData*)node->GetData();
delete cd;
node = node->GetNext();
}
m_clientObjectList.Clear();
m_clientDataList.Clear();
EnableEvents();
InvalidateBestSize();
}
int wxComboBox::DoInsertItems(const wxArrayStringsAdapter& items,
unsigned int pos,
void **clientData,
wxClientDataType type)
{
wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") );
DisableEvents();
GtkWidget *list = GTK_COMBO(m_widget)->list;
GtkRcStyle *style = CreateWidgetStyle();
const unsigned int count = items.GetCount();
for( unsigned int i = 0; i < count; ++i, ++pos )
{
GtkWidget *
list_item = gtk_list_item_new_with_label( wxGTK_CONV( items[i] ) );
if ( pos == GetCount() )
{
gtk_container_add( GTK_CONTAINER(list), list_item );
}
else // insert, not append
{
GList *gitem_list = g_list_alloc ();
gitem_list->data = list_item;
gtk_list_insert_items( GTK_LIST (list), gitem_list, pos );
}
if (GTK_WIDGET_REALIZED(m_widget))
{
gtk_widget_realize( list_item );
gtk_widget_realize( GTK_BIN(list_item)->child );
if (style)
{
gtk_widget_modify_style( GTK_WIDGET( list_item ), style );
GtkBin *bin = GTK_BIN( list_item );
GtkWidget *label = GTK_WIDGET( bin->child );
gtk_widget_modify_style( label, style );
}
}
gtk_widget_show( list_item );
if ( m_clientDataList.GetCount() < GetCount() )
m_clientDataList.Insert( pos, NULL );
if ( m_clientObjectList.GetCount() < GetCount() )
m_clientObjectList.Insert( pos, NULL );
AssignNewItemClientData(pos, clientData, i, type);
}
if ( style )
gtk_rc_style_unref( style );
EnableEvents();
InvalidateBestSize();
return pos - 1;
}