this is only valid for the duration of this call */
drop_target->SetDragContext( context );
- wxDragResult result = wxDragMove;
- if (context->suggested_action == GDK_ACTION_COPY) result = wxDragCopy;
+ wxDragResult result;
+ if ( context->suggested_action == GDK_ACTION_COPY )
+ result = wxDragCopy;
+ else
+ result = wxDragMove;
if (drop_target->m_firstMotion)
{
result = drop_target->OnDragOver( x, y, result );
}
- bool ret = result != wxDragNone;
+ bool ret = wxIsDragResultOk( result );
if (ret)
{
- GdkDragAction action = GDK_ACTION_MOVE;
- if (result == wxDragCopy) action = GDK_ACTION_COPY;
+ GdkDragAction action;
+ if (result == wxDragCopy)
+ action = GDK_ACTION_COPY;
+ else
+ action = GDK_ACTION_MOVE;
+
gdk_drag_status( context, action, time );
}
if (!ret)
{
wxLogDebug( wxT( "Drop target: OnDrop returned TRUE") );
-
+
/* cancel the whole thing */
gtk_drag_finish( context,
FALSE, /* no success */
else
{
wxLogDebug( wxT( "Drop target: OnDrop returned TRUE") );
-
+
#if wxUSE_THREADS
/* disable GUI threads */
wxapp_uninstall_thread_wakeup();
GdkAtom format = drop_target->GetMatchingPair();
wxASSERT( format );
-
+
/*
GdkDragAction action = GDK_ACTION_MOVE;
- if (result == wxDragCopy) action == GDK_ACTION_COPY;
- context->action = action;
+ if (result == wxDragCopy) action == GDK_ACTION_COPY;
+ context->action = action;
*/
/* this should trigger an "drag_data_received" event */
gtk_drag_get_data( widget,
/* Owen Taylor: "call gtk_drag_finish() with
success == TRUE" */
-
if ((data->length <= 0) || (data->format != 8))
{
/* negative data length and non 8-bit data format
}
wxLogDebug( wxT( "Drop target: data received event") );
-
+
/* inform the wxDropTarget about the current GtkSelectionData.
this is only valid for the duration of this call */
drop_target->SetDragData( data );
- if (drop_target->OnData( x, y ))
+ wxDragResult result;
+ if ( context->suggested_action == GDK_ACTION_COPY )
+ result = wxDragCopy;
+ else
+ result = wxDragMove;
+
+ if ( wxIsDragResultOk( drop_target->OnData( x, y, result ) ) )
{
wxLogDebug( wxT( "Drop target: OnData returned TRUE") );
-
+
/* tell GTK that data transfer was successfull */
gtk_drag_finish( context, TRUE, FALSE, time );
}
else
{
wxLogDebug( wxT( "Drop target: OnData returned FALSE") );
-
+
/* tell GTK that data transfer was not successfull */
gtk_drag_finish( context, FALSE, FALSE, time );
}
// wxDropTarget
//----------------------------------------------------------------------------
-wxDropTarget::wxDropTarget( wxDataObject *data )
- : wxDropTargetBase( data )
+wxDropTarget::wxDropTarget( wxDataObject *data )
+ : wxDropTargetBase( data )
{
m_firstMotion = TRUE;
m_dragContext = (GdkDragContext*) NULL;
wxCoord WXUNUSED(y),
wxDragResult def )
{
- // GetMatchingPair() checks for m_dataObject too, no need to do it here
+ // GetMatchingPair() checks for m_dataObject too, no need to do it here
// disable the debug message from GetMatchingPair() - there are too many
// of them otherwise
{
if (!m_dataObject)
return FALSE;
-
+
return (GetMatchingPair() != (GdkAtom) 0);
}
-bool wxDropTarget::OnData( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y) )
+wxDragResult wxDropTarget::OnData( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y),
+ wxDragResult def )
{
if (!m_dataObject)
- return FALSE;
-
+ return wxDragNone;
+
if (GetMatchingPair() == (GdkAtom) 0)
- return FALSE;
-
- return GetData();
+ return wxDragNone;
+
+ return GetData() ? def : wxDragNone;
}
GdkAtom wxDropTarget::GetMatchingPair()
{
- if (!m_dataObject)
+ if (!m_dataObject)
return (GdkAtom) 0;
- if (!m_dragContext)
+ if (!m_dragContext)
return (GdkAtom) 0;
GList *child = m_dragContext->targets;
wxDataFormat format( formatAtom );
#ifdef __WXDEBUG__
- char *name = gdk_atom_name( formatAtom );
- wxLogDebug("Drop target: drag has format: %s", name ? name : "unnamed");
+ wxLogDebug("Drop target: drag has format: %s", format.GetId().c_str() );
#endif // Debug
if (m_dataObject->IsSupportedFormat( format ))
bool wxDropTarget::GetData()
{
- if (!m_dragData)
+ if (!m_dragData)
return FALSE;
- if (!m_dataObject)
+ if (!m_dataObject)
return FALSE;
wxDataFormat dragFormat( m_dragData->target );
-
+
if (!m_dataObject->IsSupportedFormat( dragFormat ))
return FALSE;
GTK_SIGNAL_FUNC(target_drag_data_received), (gpointer) this );
}
-// ----------------------------------------------------------------------------
-// wxTextDropTarget
-// ----------------------------------------------------------------------------
-
-wxTextDropTarget::wxTextDropTarget()
- : wxDropTarget(new wxTextDataObject)
-{
-}
-
-bool wxTextDropTarget::OnData(wxCoord x, wxCoord y)
-{
- if ( !GetData() )
- return FALSE;
-
- return OnDropText(x, y, ((wxTextDataObject *)m_dataObject)->GetText());
-}
-
-// ----------------------------------------------------------------------------
-// wxFileDropTarget
-// ----------------------------------------------------------------------------
-
-wxFileDropTarget::wxFileDropTarget()
- : wxDropTarget(new wxFileDataObject)
-{
-}
-
-bool wxFileDropTarget::OnData(wxCoord x, wxCoord y)
-{
- if ( !GetData() )
- return FALSE;
-
- return OnDropFiles(x, y,
- ((wxFileDataObject *)m_dataObject)->GetFilenames());
-}
-
//----------------------------------------------------------------------------
// "drag_data_get"
//----------------------------------------------------------------------------
if (g_isIdle) wxapp_install_idle_handler();
wxDataFormat format( selection_data->target );
-
+
wxLogDebug( wxT("Drop source: format requested: %s"), format.GetId().c_str() );
drop_source->m_retValue = wxDragCancel;
-
+
wxDataObject *data = drop_source->GetDataObject();
-
+
if (!data)
{
wxLogDebug( wxT("Drop source: no data object") );
wxLogDebug( wxT("Drop source: empty data") );
return;
}
-
+
size_t size = data->GetDataSize(format);
// printf( "data size: %d.\n", (int)data_size );
guchar *d = new guchar[size];
-
+
if (!data->GetDataHere( format, (void*)d ))
{
delete[] d;
#endif
delete[] d;
-
+
/* so far only copy, no moves. TODO. */
drop_source->m_retValue = wxDragCopy;
}
// "configure_event" from m_iconWindow
//-----------------------------------------------------------------------------
-static gint
+static gint
gtk_dnd_window_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxDropSource *source )
{
- if (g_isIdle)
+ if (g_isIdle)
wxapp_install_idle_handler();
wxDragResult action = wxDragNone;
if (source->m_dragContext->action == GDK_ACTION_MOVE) action = wxDragMove;
source->GiveFeedback( action, FALSE );
-
+
return 0;
}
m_waiting = TRUE;
m_iconWindow = (GtkWidget*) NULL;
-
+
m_window = win;
m_widget = win->m_widget;
if (win->m_wxwindow) m_widget = win->m_wxwindow;
wxDropSource::wxDropSource( wxDataObject& data, wxWindow *win, const wxIcon &icon )
{
m_waiting = TRUE;
-
+
SetData( data );
m_iconWindow = (GtkWidget*) NULL;
-
+
m_window = win;
m_widget = win->m_widget;
if (win->m_wxwindow) m_widget = win->m_wxwindow;
-
+
m_retValue = wxDragCancel;
m_icon = icon;
gtk_signal_connect( GTK_OBJECT(m_iconWindow), "configure_event",
GTK_SIGNAL_FUNC(gtk_dnd_window_configure_callback), (gpointer)this );
-
+
gdk_window_set_back_pixmap (m_iconWindow->window, pixmap, FALSE);
-
+
if (mask)
gtk_widget_shape_combine_mask (m_iconWindow, mask, 0, 0);
{
wxASSERT_MSG( m_data, wxT("wxDragSource: no data") );
- if (!m_data)
+ if (!m_data)
return (wxDragResult) wxDragNone;
- if (m_data->GetFormatCount() == 0)
+ if (m_data->GetFormatCount() == 0)
return (wxDragResult) wxDragNone;
-
+
g_blockEventsOnDrag = TRUE;
RegisterWindow();
m_waiting = TRUE;
GtkTargetList *target_list = gtk_target_list_new( (GtkTargetEntry*) NULL, 0 );
-
+
wxDataFormat *array = new wxDataFormat[ m_data->GetFormatCount() ];
m_data->GetAllFormats( array );
for (size_t i = 0; i < m_data->GetFormatCount(); i++)
(GdkDragAction)(GDK_ACTION_COPY|GDK_ACTION_MOVE),
button_number, /* number of mouse button which started drag */
(GdkEvent*) &event );
-
- m_dragContext = context;
-
+
+ m_dragContext = context;
+
PrepareIcon( 0, 0, context );
while (m_waiting) gtk_main_iteration();;
projects / wxWidgets.git / blobdiff