#include "wx/utils.h"
#include "wx/log.h"
-#include <glib.h>
-#include <gdk/gdk.h>
-#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
//-----------------------------------------------------------------------------
// thread system
GdkAtom g_clipboardAtom = 0;
GdkAtom g_targetsAtom = 0;
+GdkAtom g_timestampAtom = 0;
#if defined(__WXGTK20__) && wxUSE_UNICODE
extern GdkAtom g_altTextAtom;
GdkAtom type = selection_data->type;
if ( type != GDK_SELECTION_TYPE_ATOM )
{
- if ( strcmp(gdk_atom_name(type), "TARGETS") )
+ if ( strcmp(wxGtkString(gdk_atom_name(type)), "TARGETS") )
{
wxLogTrace( TRACE_CLIPBOARD,
_T("got unsupported clipboard target") );
GtkSelectionData *selection_data,
guint WXUNUSED(info),
guint WXUNUSED(time),
- gpointer WXUNUSED(data) )
+ gpointer signal_data )
{
if (!wxTheClipboard) return;
wxDataObject *data = wxTheClipboard->m_data;
+ // ICCCM says that TIMESTAMP is a required atom.
+ // In particular, it satisfies Klipper, which polls
+ // TIMESTAMP to see if the clipboards content has changed.
+ // It shall return the time which was used to set the data.
+ if (selection_data->target == g_timestampAtom)
+ {
+ uint timestamp = GPOINTER_TO_UINT (signal_data);
+ gtk_selection_data_set(selection_data,
+ GDK_SELECTION_TYPE_INTEGER,
+ 32,
+ (guchar*)&(timestamp),
+ sizeof(timestamp));
+ wxLogTrace(TRACE_CLIPBOARD,
+ _T("Clipboard TIMESTAMP requested, returning timestamp=%u"),
+ timestamp);
+ return;
+ }
+
wxDataFormat format( selection_data->target );
#ifdef __WXDEBUG__
wxLogTrace(TRACE_CLIPBOARD,
- _T("clipboard data in format %s, GtkSelectionData is target=%s type=%s selection=%s"),
+ _T("clipboard data in format %s, GtkSelectionData is target=%s type=%s selection=%s timestamp=%u"),
format.GetId().c_str(),
- wxString::FromAscii(gdk_atom_name(selection_data->target)).c_str(),
- wxString::FromAscii(gdk_atom_name(selection_data->type)).c_str(),
- wxString::FromAscii(gdk_atom_name(selection_data->selection)).c_str()
+ wxString::FromAscii(wxGtkString(gdk_atom_name(selection_data->target))).c_str(),
+ wxString::FromAscii(wxGtkString(gdk_atom_name(selection_data->type))).c_str(),
+ wxString::FromAscii(wxGtkString(gdk_atom_name(selection_data->selection))).c_str(),
+ GPOINTER_TO_UINT( signal_data )
);
#endif
if (!g_clipboardAtom) g_clipboardAtom = gdk_atom_intern( "CLIPBOARD", FALSE );
if (!g_targetsAtom) g_targetsAtom = gdk_atom_intern ("TARGETS", FALSE);
+ if (!g_timestampAtom) g_timestampAtom = gdk_atom_intern ("TIMESTAMP", FALSE);
m_formatSupported = FALSE;
m_targetRequested = 0;
GdkAtom clipboard = m_usePrimary ? (GdkAtom)GDK_SELECTION_PRIMARY
: g_clipboardAtom;
+ // by default provide TIMESTAMP as a target
+ gtk_selection_add_target( GTK_WIDGET(m_clipboardWidget),
+ clipboard,
+ g_timestampAtom,
+ 0 );
for (size_t i = 0; i < m_data->GetFormatCount(); i++)
{
delete[] array;
g_signal_connect (m_clipboardWidget, "selection_get",
- G_CALLBACK (selection_handler), NULL);
+ G_CALLBACK (selection_handler),
+ GUINT_TO_POINTER (gtk_get_current_event_time()) );
#if wxUSE_THREADS
/* disable GUI threads */