X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/789d0a3dd9c297a906f948b9a2bcb75e99ef0000..cb820f807532f2de04389756ba94f762395245ea:/src/gtk1/notebook.cpp

diff --git a/src/gtk1/notebook.cpp b/src/gtk1/notebook.cpp
index eff2994167..066b7dea59 100644
--- a/src/gtk1/notebook.cpp
+++ b/src/gtk1/notebook.cpp
@@ -262,10 +262,6 @@ wxNotebook::wxNotebook( wxWindow *parent, wxWindowID id,
 
 wxNotebook::~wxNotebook()
 {
-    /* don't generate change page events any more */
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
-      GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
-
     DeleteAllPages();
 }
 
@@ -541,16 +537,10 @@ bool wxNotebook::DeleteAllPages()
 
 bool wxNotebook::DeletePage( size_t page )
 {
-    // GTK sets GtkNotebook.cur_page to NULL before sending the switch page
-    // event so we have to store the selection internally
-    if ( m_selection == -1 )
+    if ( m_selection == (int)m_pagesData.GetCount() - 1 )
     {
-        m_selection = GetSelection();
-        if ( m_selection == (int)m_pagesData.GetCount() - 1 )
-        {
-            // the index will become invalid after the page is deleted
-            m_selection = -1;
-        }
+        // the index will become invalid after the page is deleted
+        m_selection = -1;
     }
 
     // it will call our DoRemovePage() to do the real work
@@ -567,8 +557,17 @@ wxNotebookPage *wxNotebook::DoRemovePage( size_t page )
     gtk_widget_unrealize( client->m_widget );
     gtk_widget_unparent( client->m_widget );
 
+    // gtk_notebook_remove_page() sends "switch_page" signal with some strange
+    // new page index (when deleting selected page 0, new page is 1 although,
+    // clearly, the selection should stay 0), so suppress this
+    gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
+      GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
+
     gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page );
 
+    gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
+      GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer)this );
+
     wxGtkNotebookPage* p = GetNotebookPage(page);
     m_pagesData.DeleteObject(p);
     delete p;
@@ -614,10 +613,13 @@ bool wxNotebook::InsertPage( size_t position,
     gtk_signal_connect( GTK_OBJECT(win->m_widget), "size_allocate",
       GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)win );
 
-    if (position < 0)
+#ifndef __VMS
+   // On VMS position is unsigned and thus always positive
+   if (position < 0)
         gtk_notebook_append_page( notebook, win->m_widget, nb_page->m_box );
     else
-        gtk_notebook_insert_page( notebook, win->m_widget, nb_page->m_box, position );
+#endif
+     gtk_notebook_insert_page( notebook, win->m_widget, nb_page->m_box, position );
 
     nb_page->m_page = (GtkNotebookPage*) g_list_last(notebook->children)->data;
 
@@ -654,10 +656,13 @@ bool wxNotebook::InsertPage( size_t position,
     gtk_widget_show( GTK_WIDGET(nb_page->m_label) );
     if (select && (m_pagesData.GetCount() > 1))
     {
+#ifndef __VMS
+   // On VMS position is unsigned and thus always positive
         if (position < 0)
             SetSelection( GetPageCount()-1 );
         else
-            SetSelection( position );
+#endif
+	    SetSelection( position );
     }
 
     gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",