X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/93c5dd39af2fb5eb12c5c837999be944543b21b0..ccf0b1d76ce28c0880df6d5c4866aaa548e2e56f:/src/gtk/clipbrd.cpp

diff --git a/src/gtk/clipbrd.cpp b/src/gtk/clipbrd.cpp
index 2d056fc1ed..827e86ea22 100644
--- a/src/gtk/clipbrd.cpp
+++ b/src/gtk/clipbrd.cpp
@@ -21,6 +21,15 @@
 #include "gdk/gdk.h"
 #include "gtk/gtk.h"
 
+//-----------------------------------------------------------------------------
+// thread system
+//-----------------------------------------------------------------------------
+
+#if wxUSE_THREADS
+extern void wxapp_install_thread_wakeup();
+extern void wxapp_uninstall_thread_wakeup();
+#endif
+
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
@@ -91,7 +100,7 @@ targets_selection_received( GtkWidget *WXUNUSED(widget),
 
     for (unsigned int i=0; i<selection_data->length/sizeof(GdkAtom); i++)
     {
-/*      char *name = gdk_atom_name (atoms[i]);
+/*        char *name = gdk_atom_name (atoms[i]);
         if (name) printf( "Format available: %s.\n", name ); */
       
         if (atoms[i] == clipboard->m_targetRequested)
@@ -224,14 +233,14 @@ selection_clear_clip( GtkWidget *WXUNUSED(widget), GdkEventSelection *event )
     }
     else
     {
+        wxTheClipboard->m_waiting = FALSE;
         return FALSE;
     }
     
     if ((!wxTheClipboard->m_ownsPrimarySelection) &&
         (!wxTheClipboard->m_ownsClipboard))
     {
-        /* the clipboard is no longer in our hands. we can the  clipboard data. */
-      
+        /* the clipboard is no longer in our hands. we can the delete clipboard data. */
         if (wxTheClipboard->m_dataBroker)
 	{
 	    delete wxTheClipboard->m_dataBroker;
@@ -239,6 +248,7 @@ selection_clear_clip( GtkWidget *WXUNUSED(widget), GdkEventSelection *event )
 	}
     }
   
+    wxTheClipboard->m_waiting = FALSE;
     return TRUE;
 }
 
@@ -262,7 +272,7 @@ selection_handler( GtkWidget *WXUNUSED(widget), GtkSelectionData *selection_data
 	if (data_object->GetFormat().GetAtom() != selection_data->target)
 	{
 	    node = node->Next();
-	    break;
+	    continue;
 	}
 	
 	switch (data_object->GetFormat().GetType())
@@ -369,6 +379,8 @@ wxClipboard::wxClipboard()
   
     m_formatSupported = FALSE;
     m_targetRequested = 0;
+    
+    m_usePrimary = FALSE;
 }
 
 wxClipboard::~wxClipboard()
@@ -383,17 +395,29 @@ void wxClipboard::Clear()
 {
     if (m_dataBroker)
     { 
+#if wxUSE_THREADS
+        /* disable GUI threads */
+        wxapp_uninstall_thread_wakeup();
+#endif
+    
         /*  As we have data we also own the clipboard. Once we no longer own
             it, clear_selection is called which will set m_data to zero */
-     
         if (gdk_selection_owner_get( g_clipboardAtom ) == m_clipboardWidget->window)
         {
+            m_waiting = TRUE;
+	    
             gtk_selection_owner_set( (GtkWidget*) NULL, g_clipboardAtom, GDK_CURRENT_TIME );
+	    
+            while (m_waiting) gtk_main_iteration();
         }
     
         if (gdk_selection_owner_get( GDK_SELECTION_PRIMARY ) == m_clipboardWidget->window)
         {
+            m_waiting = TRUE;
+	    
             gtk_selection_owner_set( (GtkWidget*) NULL, GDK_SELECTION_PRIMARY, GDK_CURRENT_TIME );
+	    
+            while (m_waiting) gtk_main_iteration();
         }
     
         if (m_dataBroker)
@@ -401,6 +425,11 @@ void wxClipboard::Clear()
 	    delete m_dataBroker;
 	    m_dataBroker = (wxDataBroker*) NULL;
 	}
+	
+#if wxUSE_THREADS
+        /* re-enable GUI threads */
+        wxapp_install_thread_wakeup();
+#endif
     }
   
     m_targetRequested = 0;
@@ -413,7 +442,7 @@ bool wxClipboard::Open()
     wxCHECK_MSG( !m_open, FALSE, _T("clipboard already open") );
   
     m_open = TRUE;
-  
+    
     return TRUE;
 }
 
@@ -435,26 +464,21 @@ bool wxClipboard::AddData( wxDataObject *data )
     wxCHECK_MSG( data, FALSE, _T("data is invalid") );
     
     /* if clipboard has been cleared before, create new data broker */
-  
     if (!m_dataBroker) m_dataBroker = new wxDataBroker();
   
     /* add new data to list of offered data objects */
-  
     m_dataBroker->Add( data );
     
     /* get native format id of new data object */
-    
     GdkAtom format = data->GetFormat().GetAtom();
 	
     wxCHECK_MSG( format, FALSE, _T("data has invalid format") );
     
     /* This should happen automatically, but to be on the safe side */
-      
     m_ownsClipboard = FALSE;
     m_ownsPrimarySelection = FALSE;
     
     /* Add handlers if someone requests data */
-  
 
 #if (GTK_MINOR_VERSION > 0)
 
@@ -487,13 +511,21 @@ bool wxClipboard::AddData( wxDataObject *data )
 			       selection_handler,
 			       (gpointer) NULL );
 #endif
-			       
+
+#if wxUSE_THREADS
+        /* disable GUI threads */
+        wxapp_uninstall_thread_wakeup();
+#endif
+    
     /* Tell the world we offer clipboard data */
-  
     if (!gtk_selection_owner_set( m_clipboardWidget, 
                                   g_clipboardAtom,
 				  GDK_CURRENT_TIME ))
     {
+#if wxUSE_THREADS
+        /* re-enable GUI threads */
+        wxapp_install_thread_wakeup();
+#endif
         return FALSE;
     }
     m_ownsClipboard = TRUE;
@@ -502,9 +534,18 @@ bool wxClipboard::AddData( wxDataObject *data )
                                   GDK_SELECTION_PRIMARY,
 				  GDK_CURRENT_TIME ))
     {  
+#if wxUSE_THREADS
+        /* re-enable GUI threads */
+        wxapp_install_thread_wakeup();
+#endif
         return FALSE;
     }
     m_ownsPrimarySelection = TRUE;
+    
+#if wxUSE_THREADS
+    /* re-enable GUI threads */
+    wxapp_install_thread_wakeup();
+#endif
 	
     return TRUE;
 }
@@ -539,7 +580,7 @@ bool wxClipboard::IsSupported( wxDataFormat format )
     m_waiting = TRUE;
 
     gtk_selection_convert( m_targetsWidget,
-			   g_clipboardAtom, 
+			   m_usePrimary?GDK_SELECTION_PRIMARY:g_clipboardAtom, 
 			   g_targetsAtom,
 			   GDK_CURRENT_TIME );
 
@@ -584,7 +625,7 @@ bool wxClipboard::GetData( wxDataObject *data )
     m_waiting = TRUE;
 
     gtk_selection_convert( m_clipboardWidget,
-			   g_clipboardAtom, 
+			   m_usePrimary?GDK_SELECTION_PRIMARY:g_clipboardAtom, 
 			   m_targetRequested,
 			   GDK_CURRENT_TIME );