X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bd77da975b1aeeb52c56d2aacb02beec039b5bc3..d3bfec747ddf7b27e6f41f0117cd5cd6755fe021:/src/gtk1/dnd.cpp diff --git a/src/gtk1/dnd.cpp b/src/gtk1/dnd.cpp index 8618f4de2d..7c1834bf87 100644 --- a/src/gtk1/dnd.cpp +++ b/src/gtk1/dnd.cpp @@ -8,7 +8,7 @@ /////////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ -#pragma implementation "dnd.h" + #pragma implementation "dnd.h" #endif #include "wx/dnd.h" @@ -21,12 +21,12 @@ #include "wx/intl.h" #include "wx/utils.h" -#include "gdk/gdk.h" -#include "gtk/gtk.h" -#include "gdk/gdkprivate.h" +#include "wx/gtk/private.h" -#include "gtk/gtkdnd.h" -#include "gtk/gtkselection.h" +#include + +#include +#include //----------------------------------------------------------------------------- // idle system @@ -40,8 +40,6 @@ extern bool g_isIdle; //----------------------------------------------------------------------------- #if wxUSE_THREADS -extern void wxapp_install_thread_wakeup(); -extern void wxapp_uninstall_thread_wakeup(); #endif //---------------------------------------------------------------------------- @@ -50,53 +48,17 @@ extern void wxapp_uninstall_thread_wakeup(); extern bool g_blockEventsOnDrag; +// the trace mask we use with wxLogTrace() - call +// wxLog::AddTraceMask(TRACE_DND) to enable the trace messages from here +// (there are quite a few of them, so don't enable this by default) +static const wxChar *TRACE_DND = _T("dnd"); + //---------------------------------------------------------------------------- // standard icons //---------------------------------------------------------------------------- /* XPM */ -static char * gv_xpm[] = { -"40 34 3 1", -" s None c None", -". c black", -"X c white", -" ", -" ", -" ...... ", -" ..XXXXXX.. ", -" .XXXXXXXXXX. ", -" .XXXXXXXXXXXX. ", -" .XXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXX. ", -" .XXX..XXXX..XXX. ", -" ....XX....XX....XX. ", -" .XXX.XXX..XXXX..XXX.... ", -" .XXXXXXXXXXXXXXXXXXX.XXX. ", -" .XXXXXXXXXXXXXXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXXXXXXXXXXXX. ", -" ..XXXXXXXXXXXXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXXXXXX... ", -" ..XXXXXXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXXXXXXXXX. ", -" .XXXXXXXXXXXXXX.XXXXXXX. ", -" .XXXXXXX.XXXXXXX.XXXXXXX. ", -" .XXXXXXXX.XXXXXXX.XXXXXXX. ", -" .XXXXXXX...XXXXX...XXXXX. ", -" .XXXXXXX. ..... ..... ", -" ..XXXX.. ", -" .... ", -" ", -" ", -" "}; - -/* XPM */ -static char * page_xpm[] = { +static const char * page_xpm[] = { /* width height ncolors chars_per_pixel */ "32 32 5 1", /* colors */ @@ -188,8 +150,13 @@ static gboolean target_drag_motion( GtkWidget *WXUNUSED(widget), 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 if ( context->suggested_action == GDK_ACTION_LINK ) + result = wxDragLink; + else + result = wxDragMove; if (drop_target->m_firstMotion) { @@ -202,12 +169,18 @@ static gboolean target_drag_motion( GtkWidget *WXUNUSED(widget), 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; - gdk_drag_status( context, context->suggested_action, time ); + GdkDragAction action; + if (result == wxDragCopy) + action = GDK_ACTION_COPY; + else if (result == wxDragLink) + action = GDK_ACTION_LINK; + else + action = GDK_ACTION_MOVE; + + gdk_drag_status( context, action, time ); } /* after this, invalidate the drop_target's GdkDragContext */ @@ -260,12 +233,17 @@ static gboolean target_drag_drop( GtkWidget *widget, if (context->suggested_action == GDK_ACTION_COPY) result = wxDragCopy; */ + /* reset the block here as someone might very well + show a dialog as a reaction to a drop and this + wouldn't work without events */ + g_blockEventsOnDrag = FALSE; + bool ret = drop_target->OnDrop( x, y ); if (!ret) { - wxLogDebug( wxT( "Drop target: OnDrop returned TRUE") ); - + wxLogTrace(TRACE_DND, wxT( "Drop target: OnDrop returned FALSE") ); + /* cancel the whole thing */ gtk_drag_finish( context, FALSE, /* no success */ @@ -274,20 +252,19 @@ static gboolean target_drag_drop( GtkWidget *widget, } else { - wxLogDebug( wxT( "Drop target: OnDrop returned TRUE") ); - + wxLogTrace(TRACE_DND, wxT( "Drop target: OnDrop returned TRUE") ); + #if wxUSE_THREADS /* disable GUI threads */ - wxapp_uninstall_thread_wakeup(); #endif 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, @@ -297,7 +274,6 @@ static gboolean target_drag_drop( GtkWidget *widget, #if wxUSE_THREADS /* re-enable GUI threads */ - wxapp_install_thread_wakeup(); #endif } @@ -331,7 +307,6 @@ static void target_drag_data_received( GtkWidget *WXUNUSED(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 @@ -341,23 +316,31 @@ static void target_drag_data_received( GtkWidget *WXUNUSED(widget), return; } - wxLogDebug( wxT( "Drop target: data received event") ); - + wxLogTrace(TRACE_DND, 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 if ( context->suggested_action == GDK_ACTION_LINK ) + result = wxDragLink; + else + result = wxDragMove; + + if ( wxIsDragResultOk( drop_target->OnData( x, y, result ) ) ) { - wxLogDebug( wxT( "Drop target: OnData returned TRUE") ); - + wxLogTrace(TRACE_DND, 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") ); - + wxLogTrace(TRACE_DND, wxT( "Drop target: OnData returned FALSE") ); + /* tell GTK that data transfer was not successfull */ gtk_drag_finish( context, FALSE, FALSE, time ); } @@ -370,8 +353,8 @@ static void target_drag_data_received( GtkWidget *WXUNUSED(widget), // wxDropTarget //---------------------------------------------------------------------------- -wxDropTarget::wxDropTarget( wxDataObject *data ) - : wxDropTargetBase( data ) +wxDropTarget::wxDropTarget( wxDataObject *data ) + : wxDropTargetBase( data ) { m_firstMotion = TRUE; m_dragContext = (GdkDragContext*) NULL; @@ -384,7 +367,7 @@ wxDragResult wxDropTarget::OnDragOver( wxCoord WXUNUSED(x), 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 @@ -399,27 +382,28 @@ bool wxDropTarget::OnDrop( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y) ) { 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; @@ -429,8 +413,8 @@ GdkAtom wxDropTarget::GetMatchingPair() wxDataFormat format( formatAtom ); #ifdef __WXDEBUG__ - char *name = gdk_atom_name( formatAtom ); - wxLogDebug("Drop target: drag has format: %s", name ? name : "unnamed"); + wxLogTrace(TRACE_DND, wxT("Drop target: drag has format: %s"), + format.GetId().c_str()); #endif // Debug if (m_dataObject->IsSupportedFormat( format )) @@ -444,31 +428,17 @@ GdkAtom wxDropTarget::GetMatchingPair() 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; - if (dragFormat.GetType() == wxDF_TEXT) - { - wxTextDataObject *text_object = (wxTextDataObject*)m_dataObject; - text_object->SetText( (const char*)m_dragData->data ); - return TRUE; - } - - if (dragFormat.GetType() == wxDF_FILENAME) - { - wxFileDataObject *file_object = (wxFileDataObject*)m_dataObject; - file_object->SetData( 0, (const char*)m_dragData->data ); - return TRUE; - } - m_dataObject->SetData( dragFormat, (size_t)m_dragData->length, (const void*)m_dragData->data ); return TRUE; @@ -526,48 +496,13 @@ void wxDropTarget::RegisterWidget( GtkWidget *widget ) 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" //---------------------------------------------------------------------------- static void source_drag_data_get (GtkWidget *WXUNUSED(widget), - GdkDragContext *context, + GdkDragContext *WXUNUSED(context), GtkSelectionData *selection_data, guint WXUNUSED(info), guint WXUNUSED(time), @@ -576,37 +511,38 @@ source_drag_data_get (GtkWidget *WXUNUSED(widget), if (g_isIdle) wxapp_install_idle_handler(); wxDataFormat format( selection_data->target ); - - wxLogDebug( wxT("Drop source: format requested: %s"), format.GetId().c_str() ); + + wxLogTrace(TRACE_DND, 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") ); + wxLogTrace(TRACE_DND, wxT("Drop source: no data object") ); return; } if (!data->IsSupportedFormat(format)) { - wxLogDebug( wxT("Drop source: unsupported format") ); + wxLogTrace(TRACE_DND, wxT("Drop source: unsupported format") ); return; } if (data->GetDataSize(format) == 0) { - wxLogDebug( wxT("Drop source: empty data") ); + wxLogTrace(TRACE_DND, 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; @@ -615,7 +551,6 @@ source_drag_data_get (GtkWidget *WXUNUSED(widget), #if wxUSE_THREADS /* disable GUI threads */ - wxapp_uninstall_thread_wakeup(); #endif gtk_selection_data_set( selection_data, @@ -626,28 +561,23 @@ source_drag_data_get (GtkWidget *WXUNUSED(widget), #if wxUSE_THREADS /* enable GUI threads */ - wxapp_install_thread_wakeup(); #endif delete[] d; - - /* so far only copy, no moves. TODO. */ - drop_source->m_retValue = wxDragCopy; } //---------------------------------------------------------------------------- // "drag_data_delete" //---------------------------------------------------------------------------- -static void source_drag_data_delete( GtkWidget *WXUNUSED(widget), - GdkDragContext *WXUNUSED(context), - wxDropSource *drop_source ) +static void source_drag_data_delete( GtkWidget *WXUNUSED(widget), + GdkDragContext *context, + wxDropSource *WXUNUSED(drop_source) ) { - if (g_isIdle) wxapp_install_idle_handler(); + if (g_isIdle) + wxapp_install_idle_handler(); -// printf( "Delete the data!\n" ); - - drop_source->m_retValue = wxDragMove; + // printf( "Drag source: drag_data_delete\n" ); } //---------------------------------------------------------------------------- @@ -658,9 +588,10 @@ static void source_drag_begin( GtkWidget *WXUNUSED(widget), GdkDragContext *WXUNUSED(context), wxDropSource *WXUNUSED(drop_source) ) { - if (g_isIdle) wxapp_install_idle_handler(); + if (g_isIdle) + wxapp_install_idle_handler(); -// printf( "drag_begin.\n" ); + // printf( "Drag source: drag_begin.\n" ); } //---------------------------------------------------------------------------- @@ -673,71 +604,160 @@ static void source_drag_end( GtkWidget *WXUNUSED(widget), { if (g_isIdle) wxapp_install_idle_handler(); -// printf( "drag_end.\n" ); + // printf( "Drag source: drag_end.\n" ); drop_source->m_waiting = FALSE; } +//----------------------------------------------------------------------------- +// "configure_event" from m_iconWindow +//----------------------------------------------------------------------------- + +static gint +gtk_dnd_window_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxDropSource *source ) +{ + if (g_isIdle) + wxapp_install_idle_handler(); + + wxDragResult action = wxDragNone; + if (source->m_dragContext->action == GDK_ACTION_COPY) action = wxDragCopy; + if (source->m_dragContext->action == GDK_ACTION_LINK) action = wxDragLink; + if (source->m_dragContext->action == GDK_ACTION_MOVE) action = wxDragMove; + + source->GiveFeedback( action ); + + return 0; +} + //--------------------------------------------------------------------------- // wxDropSource //--------------------------------------------------------------------------- -wxDropSource::wxDropSource( wxWindow *win, const wxIcon &go, const wxIcon &stop ) +wxDropSource::wxDropSource(wxWindow *win, + const wxIcon &iconCopy, + const wxIcon &iconMove, + const wxIcon &iconNone) { - g_blockEventsOnDrag = TRUE; m_waiting = TRUE; + 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_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY ); - m_goaheadCursor = wxCursor( wxCURSOR_HAND ); - - m_goIcon = go; - if (wxNullIcon == go) m_goIcon = wxIcon( page_xpm ); - m_stopIcon = stop; - if (wxNullIcon == stop) m_stopIcon = wxIcon( gv_xpm ); + SetIcons(iconCopy, iconMove, iconNone); } -wxDropSource::wxDropSource( wxDataObject& data, wxWindow *win, - const wxIcon &go, const wxIcon &stop ) +wxDropSource::wxDropSource(wxDataObject& data, + wxWindow *win, + const wxIcon &iconCopy, + const wxIcon &iconMove, + const wxIcon &iconNone) { 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_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY ); - m_goaheadCursor = wxCursor( wxCURSOR_HAND ); + SetIcons(iconCopy, iconMove, iconNone); +} - m_goIcon = go; - if (wxNullIcon == go) m_goIcon = wxIcon( page_xpm ); - m_stopIcon = stop; - if (wxNullIcon == stop) m_stopIcon = wxIcon( gv_xpm ); +void wxDropSource::SetIcons(const wxIcon &iconCopy, + const wxIcon &iconMove, + const wxIcon &iconNone) +{ + m_iconCopy = iconCopy; + m_iconMove = iconMove; + m_iconNone = iconNone; + + if ( !m_iconCopy.Ok() ) + m_iconCopy = wxIcon(page_xpm); + if ( !m_iconMove.Ok() ) + m_iconMove = m_iconCopy; + if ( !m_iconNone.Ok() ) + m_iconNone = m_iconCopy; } wxDropSource::~wxDropSource() { - g_blockEventsOnDrag = FALSE; } -wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) ) +void wxDropSource::PrepareIcon( int action, GdkDragContext *context ) { - wxASSERT_MSG( m_data, wxT("wxDragSource: no data") ); + // get the right icon to display + wxIcon *icon = NULL; + if ( action & GDK_ACTION_MOVE ) + icon = &m_iconMove; + else if ( action & GDK_ACTION_COPY ) + icon = &m_iconCopy; + else + icon = &m_iconNone; + + GdkBitmap *mask; + if ( icon->GetMask() ) + mask = icon->GetMask()->GetBitmap(); + else + mask = (GdkBitmap *)NULL; + + GdkPixmap *pixmap = icon->GetPixmap(); + + gint width,height; + gdk_window_get_size (pixmap, &width, &height); + + GdkColormap *colormap = gtk_widget_get_colormap( m_widget ); +#ifndef __WXGTK20__ + gtk_widget_push_visual (gdk_colormap_get_visual (colormap)); +#endif + gtk_widget_push_colormap (colormap); + + m_iconWindow = gtk_window_new (GTK_WINDOW_POPUP); + gtk_widget_set_events (m_iconWindow, GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK); + gtk_widget_set_app_paintable (GTK_WIDGET (m_iconWindow), TRUE); + +#ifndef __WXGTK20__ + gtk_widget_pop_visual (); +#endif + gtk_widget_pop_colormap (); + + gtk_widget_set_usize (m_iconWindow, width, height); + gtk_widget_realize (m_iconWindow); + + 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); - if (!m_data) + gtk_drag_set_icon_widget( context, m_iconWindow, 0, 0 ); +} + +wxDragResult wxDropSource::DoDragDrop( bool allowMove ) +{ + wxASSERT_MSG( m_data, wxT("Drop source: no data") ); + + if (!m_data) return (wxDragResult) wxDragNone; - if (m_data->GetFormatCount() == 0) + if (m_data->GetFormatCount() == 0) return (wxDragResult) wxDragNone; - + + // still in drag + if (g_blockEventsOnDrag) + return (wxDragResult) wxDragNone; + + // disabled for now g_blockEventsOnDrag = TRUE; RegisterWindow(); @@ -745,13 +765,13 @@ wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) ) 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++) { GdkAtom atom = array[i]; - wxLogDebug( wxT("Supported atom %s"), gdk_atom_name( atom ) ); + wxLogTrace(TRACE_DND, wxT("Drop source: Supported atom %s"), gdk_atom_name( atom )); gtk_target_list_add( target_list, atom, 0, 0 ); } delete[] array; @@ -765,7 +785,7 @@ wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) ) event.x = x; event.y = y; event.state = state; - event.time = GDK_CURRENT_TIME; + event.time = (guint32)GDK_CURRENT_TIME; /* GTK wants to know which button was pressed which caused the dragging */ int button_number = 0; @@ -775,36 +795,36 @@ wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) ) #if wxUSE_THREADS /* disable GUI threads */ - wxapp_uninstall_thread_wakeup(); #endif /* don't start dragging if no button is down */ if (button_number) { + int action = GDK_ACTION_COPY; + if ( allowMove ) + action |= GDK_ACTION_MOVE; GdkDragContext *context = gtk_drag_begin( m_widget, - target_list, - GDK_ACTION_COPY, - button_number, /* number of mouse button which started drag */ - (GdkEvent*) &event ); - - wxMask *mask = m_goIcon.GetMask(); - GdkBitmap *bm = (GdkBitmap *) NULL; - if (mask) bm = mask->GetBitmap(); - GdkPixmap *pm = m_goIcon.GetPixmap(); - - gtk_drag_set_icon_pixmap( context, - gtk_widget_get_colormap( m_widget ), - pm, - bm, - 0, - 0 ); - - while (m_waiting) gtk_main_iteration();; + target_list, + (GdkDragAction)action, + button_number, /* number of mouse button which started drag */ + (GdkEvent*) &event ); + + m_dragContext = context; + + PrepareIcon( action, context ); + + while (m_waiting) gtk_main_iteration(); + + if (context->action == GDK_ACTION_COPY) + m_retValue = wxDragCopy; + if (context->action == GDK_ACTION_LINK) + m_retValue = wxDragLink; + if (context->action == GDK_ACTION_MOVE) + m_retValue = wxDragMove; } #if wxUSE_THREADS /* re-enable GUI threads */ - wxapp_install_thread_wakeup(); #endif g_blockEventsOnDrag = FALSE; @@ -844,5 +864,4 @@ void wxDropSource::UnregisterWindow() } #endif - // wxUSE_DRAG_AND_DROP