[gnote] Prevent activation of links that have just been middle-click pasted to a note.

[Hubert Figuière <hub src gnome org>]

commit 9d00377dd06dfef40fabc65304e666c286d8bee9
Author: Hubert Figuiere <hub figuiere net>
Date:   Thu Jul 16 23:57:20 2009 -0400

    Prevent activation of links that have just been middle-click pasted to a note.
    (Tomboy bug #414029) (tb-backport)

 src/notetag.cpp |   12 ++++++++++++
 src/notetag.hpp |    1 +
 2 files changed, 13 insertions(+), 0 deletions(-)
---
diff --git a/src/notetag.cpp b/src/notetag.cpp
index 5fba580..4d49366 100644
--- a/src/notetag.cpp
+++ b/src/notetag.cpp
@@ -37,6 +37,7 @@ namespace gnote {
     : Gtk::TextTag(tag_name)
     , m_element_name(tag_name)
     , m_widget(NULL)
+    , m_allow_middle_activate(false)
     , m_flags(flags | CAN_SERIALIZE | CAN_SPLIT)
   {
     if (tag_name.empty()) {
@@ -51,6 +52,7 @@ namespace gnote {
   NoteTag::NoteTag()
     : Gtk::TextTag()
     , m_widget(NULL)
+    , m_allow_middle_activate(false)
     , m_flags(0)
   {
   }
@@ -174,6 +176,7 @@ namespace gnote {
       // Do not insert selected text when activating links with
       // middle mouse button
       if (button_ev->button == 2) {
+        m_allow_middle_activate = true;
         return true;
       }
 
@@ -195,6 +198,15 @@ namespace gnote {
         return false;
       }
 
+      // Don't activate if the link has just been pasted with the
+      // middle mouse button (no preceding ButtonPress event)
+      if (button_ev->button == 2 && !m_allow_middle_activate) {
+        return false;
+      }
+      else {
+        m_allow_middle_activate = false;
+      }
+
       get_extents (iter, start, end);
       bool success = on_activate (*(editor.operator->()), start, end);
 
diff --git a/src/notetag.hpp b/src/notetag.hpp
index 61dc93b..ded644d 100644
--- a/src/notetag.hpp
+++ b/src/notetag.hpp
@@ -156,6 +156,7 @@ private:
   std::string         m_element_name;
   Glib::RefPtr<Gtk::TextMark> m_widget_location;
   Gtk::Widget       * m_widget;
+  bool                m_allow_middle_activate;
   int                 m_flags;
   TagActivatedHandler m_signal_activate;
   ContrastPaletteColor m_palette_foreground;