X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/91fca3d2bd12f507d3b3c4f026752e94b88784bf..ae26e17b93fd8c3dce7c66ce9f23475867160f62:/src/gtk1/dnd.cpp diff --git a/src/gtk1/dnd.cpp b/src/gtk1/dnd.cpp index 2295ecef46..d21b31386a 100644 --- a/src/gtk1/dnd.cpp +++ b/src/gtk1/dnd.cpp @@ -37,13 +37,6 @@ extern void wxapp_install_idle_handler(); extern bool g_isIdle; -//----------------------------------------------------------------------------- -// thread system -//----------------------------------------------------------------------------- - -#if wxUSE_THREADS -#endif - //---------------------------------------------------------------------------- // global data //---------------------------------------------------------------------------- @@ -56,10 +49,11 @@ static long gs_flagsForDrag = 0; // 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"); +#define TRACE_DND wxT("dnd") +// global variables because GTK+ DnD want to have the +// mouse event that caused it extern GdkEvent *g_lastMouseEvent; - extern int g_lastButtonNumber; //---------------------------------------------------------------------------- @@ -192,7 +186,7 @@ static void target_drag_leave( GtkWidget *WXUNUSED(widget), drop_target->m_firstMotion = true; /* after this, invalidate the drop_target's GdkDragContext */ - drop_target->SetDragContext( (GdkDragContext*) NULL ); + drop_target->SetDragContext( NULL ); } } @@ -285,7 +279,7 @@ static gboolean target_drag_motion( GtkWidget *WXUNUSED(widget), } /* after this, invalidate the drop_target's GdkDragContext */ - drop_target->SetDragContext( (GdkDragContext*) NULL ); + drop_target->SetDragContext( NULL ); /* this has to be done because GDK has no "drag_enter" event */ drop_target->m_firstMotion = false; @@ -364,7 +358,7 @@ static gboolean target_drag_drop( GtkWidget *widget, GdkAtom format = drop_target->GetMatchingPair(); // this does happen somehow, see bug 555111 - wxCHECK_MSG( format, FALSE, _T("no matching GdkAtom for format?") ); + wxCHECK_MSG( format, FALSE, wxT("no matching GdkAtom for format?") ); /* GdkDragAction action = GDK_ACTION_MOVE; @@ -383,10 +377,10 @@ static gboolean target_drag_drop( GtkWidget *widget, } /* after this, invalidate the drop_target's GdkDragContext */ - drop_target->SetDragContext( (GdkDragContext*) NULL ); + drop_target->SetDragContext( NULL ); /* after this, invalidate the drop_target's drag widget */ - drop_target->SetDragWidget( (GtkWidget*) NULL ); + drop_target->SetDragWidget( NULL ); /* this has to be done because GDK has no "drag_enter" event */ drop_target->m_firstMotion = true; @@ -447,7 +441,7 @@ static void target_drag_data_received( GtkWidget *WXUNUSED(widget), } /* after this, invalidate the drop_target's drag data */ - drop_target->SetDragData( (GtkSelectionData*) NULL ); + drop_target->SetDragData( NULL ); } } @@ -459,9 +453,9 @@ wxDropTarget::wxDropTarget( wxDataObject *data ) : wxDropTargetBase( data ) { m_firstMotion = true; - m_dragContext = (GdkDragContext*) NULL; - m_dragWidget = (GtkWidget*) NULL; - m_dragData = (GtkSelectionData*) NULL; + m_dragContext = NULL; + m_dragWidget = NULL; + m_dragData = NULL; m_dragTime = 0; } @@ -471,13 +465,8 @@ wxDragResult wxDropTarget::OnDragOver( wxCoord WXUNUSED(x), { // 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 -#ifdef __WXDEBUG__ - wxLogNull noLog; -#endif // Debug - - return (GetMatchingPair() != (GdkAtom) 0) ? def : wxDragNone; + // disable the debug message from GetMatchingPair() by passing true to it + return (GetMatchingPair(true) != (GdkAtom) 0) ? def : wxDragNone; } bool wxDropTarget::OnDrop( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y) ) @@ -500,7 +489,7 @@ wxDragResult wxDropTarget::OnData( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y), return GetData() ? def : wxDragNone; } -GdkAtom wxDropTarget::GetMatchingPair() +GdkAtom wxDropTarget::GetMatchingPair(bool quiet) { if (!m_dataObject) return (GdkAtom) 0; @@ -514,10 +503,11 @@ GdkAtom wxDropTarget::GetMatchingPair() GdkAtom formatAtom = GPOINTER_TO_INT(child->data); wxDataFormat format( formatAtom ); -#ifdef __WXDEBUG__ - wxLogTrace(TRACE_DND, wxT("Drop target: drag has format: %s"), - format.GetId().c_str()); -#endif // Debug + if ( !quiet ) + { + wxLogTrace(TRACE_DND, wxT("Drop target: drag has format: %s"), + format.GetId().c_str()); + } if (m_dataObject->IsSupportedFormat( format )) return formatAtom; @@ -581,7 +571,7 @@ void wxDropTarget::RegisterWidget( GtkWidget *widget ) gtk_drag_dest_set( widget, (GtkDestDefaults) 0, /* no default behaviour */ - (GtkTargetEntry*) NULL, /* we don't supply any formats here */ + NULL, /* we don't supply any formats here */ 0, /* number of targets = 0 */ (GdkDragAction) 0 ); /* we don't supply any actions here */ @@ -676,7 +666,7 @@ source_drag_data_get (GtkWidget *WXUNUSED(widget), extern "C" { static void source_drag_data_delete( GtkWidget *WXUNUSED(widget), - GdkDragContext *context, + GdkDragContext *WXUNUSED(context), wxDropSource *WXUNUSED(drop_source) ) { if (g_isIdle) @@ -747,7 +737,7 @@ wxDropSource::wxDropSource(wxWindow *win, { m_waiting = true; - m_iconWindow = (GtkWidget*) NULL; + m_iconWindow = NULL; m_window = win; m_widget = win->m_widget; @@ -768,7 +758,7 @@ wxDropSource::wxDropSource(wxDataObject& data, SetData( data ); - m_iconWindow = (GtkWidget*) NULL; + m_iconWindow = NULL; m_window = win; m_widget = win->m_widget; @@ -814,7 +804,7 @@ void wxDropSource::PrepareIcon( int action, GdkDragContext *context ) if ( icon->GetMask() ) mask = icon->GetMask()->GetBitmap(); else - mask = (GdkBitmap *)NULL; + mask = NULL; GdkPixmap *pixmap = icon->GetPixmap(); @@ -855,6 +845,14 @@ wxDragResult wxDropSource::DoDragDrop(int flags) if (g_blockEventsOnDrag) return wxDragNone; + // don't start dragging if no button is down + if (g_lastButtonNumber == 0) + return wxDragNone; + + // we can only start a drag after a mouse event + if (g_lastMouseEvent == NULL) + return wxDragNone; + // disabled for now g_blockEventsOnDrag = true; @@ -862,7 +860,7 @@ wxDragResult wxDropSource::DoDragDrop(int flags) m_waiting = true; - GtkTargetList *target_list = gtk_target_list_new( (GtkTargetEntry*) NULL, 0 ); + GtkTargetList *target_list = gtk_target_list_new( NULL, 0 ); wxDataFormat *array = new wxDataFormat[ m_data->GetFormatCount() ]; m_data->GetAllFormats( array ); @@ -875,9 +873,6 @@ wxDragResult wxDropSource::DoDragDrop(int flags) } delete[] array; - /* don't start dragging if no button is down */ - if (g_lastButtonNumber) - { int action = GDK_ACTION_COPY; if ( flags & wxDrag_AllowMove ) action |= GDK_ACTION_MOVE; @@ -903,7 +898,6 @@ wxDragResult wxDropSource::DoDragDrop(int flags) m_retValue = ConvertFromGTK(context->action); if ( m_retValue == wxDragNone ) m_retValue = wxDragCancel; - } g_blockEventsOnDrag = false;