示例#1
0
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);
}
示例#2
0
文件: combobox.cpp 项目: beanhome/dev
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();
}
示例#3
0
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);
}
示例#4
0
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;
}
示例#5
0
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();
}
示例#6
0
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;
}
示例#7
0
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();
}
示例#8
0
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();
}
示例#9
0
文件: combobox.cpp 项目: beanhome/dev
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();
}
示例#10
0
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();
}
示例#11
0
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();
}
示例#12
0
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();
}
示例#13
0
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();
}
示例#14
0
文件: combobox.cpp 项目: beanhome/dev
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;
}