X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/72e430cd9754a68932bf907d282120f91cb0a040..21bd196564d8483879a57c40ec1eea64114f9bd4:/src/gtk/textctrl.cpp

diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp
index 230e7d6646..5ec85604f1 100644
--- a/src/gtk/textctrl.cpp
+++ b/src/gtk/textctrl.cpp
@@ -144,6 +144,7 @@ static void wxGtkTextInsert(GtkWidget *text,
 // "insert_text" for GtkEntry
 // ----------------------------------------------------------------------------
 
+extern "C" {
 static void
 gtk_insert_text_callback(GtkEditable *editable,
                          const gchar *new_text,
@@ -179,11 +180,222 @@ gtk_insert_text_callback(GtkEditable *editable,
         win->GetEventHandler()->ProcessEvent( event );
     }
 }
+}
+
+#ifdef __WXGTK20__
+// Implementation of wxTE_AUTO_URL for wxGTK2 by Mart Raudsepp,
+
+extern "C" {
+static void
+au_apply_tag_callback(GtkTextBuffer *buffer,
+                      GtkTextTag *tag,
+                      GtkTextIter *start,
+                      GtkTextIter *end,
+                      gpointer textctrl)
+{
+    if(tag == gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl"))
+        g_signal_stop_emission_by_name(buffer, "apply_tag");
+}
+}
+
+//-----------------------------------------------------------------------------
+//  GtkTextCharPredicates for gtk_text_iter_*_find_char
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gboolean
+pred_whitespace (gunichar ch, gpointer user_data)
+{
+    return g_unichar_isspace(ch);
+}
+}
+
+extern "C" {
+static gboolean
+pred_non_whitespace (gunichar ch, gpointer user_data)
+{
+    return !g_unichar_isspace(ch);
+}
+}
+
+extern "C" {
+static gboolean
+pred_nonpunct (gunichar ch, gpointer user_data)
+{
+    return !g_unichar_ispunct(ch);
+}
+}
+
+extern "C" {
+static gboolean
+pred_nonpunct_or_slash (gunichar ch, gpointer user_data)
+{
+    return !g_unichar_ispunct(ch) || ch == '/';
+}
+}
+
+//-----------------------------------------------------------------------------
+//  Check for links between s and e and correct tags as necessary
+//-----------------------------------------------------------------------------
+
+// This function should be made match better while being efficient at one point.
+// Most probably with a row of regular expressions.
+extern "C" {
+static void
+au_check_word( GtkTextIter *s, GtkTextIter *e )
+{
+    static const char *URIPrefixes[] =
+    {
+        "http://",
+        "ftp://",
+        "www.",
+        "ftp.",
+        "mailto://",
+        "https://",
+        "file://",
+        "nntp://",
+        "news://",
+        "telnet://",
+        "mms://",
+        "gopher://",
+        "prospero://",
+        "wais://",
+    };
+
+    GtkTextIter start = *s, end = *e;
+    GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s);
+    
+    // Get our special link tag
+    GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl");
+
+    // Get rid of punctuation from beginning and end.
+    // Might want to move this to au_check_range if an improved link checking doesn't
+    // use some intelligent punctuation checking itself (beware of undesired iter modifications).
+    if(g_unichar_ispunct( gtk_text_iter_get_char( &start ) ) )
+        gtk_text_iter_forward_find_char( &start, pred_nonpunct, NULL, e );
+
+    gtk_text_iter_backward_find_char( &end, pred_nonpunct_or_slash, NULL, &start );
+    gtk_text_iter_forward_char(&end);
+
+    gchar* text = gtk_text_iter_get_text( &start, &end );
+    size_t len = strlen(text), prefix_len;
+    size_t n;
+
+    for( n = 0; n < WXSIZEOF(URIPrefixes); ++n )
+    {
+        prefix_len = strlen(URIPrefixes[n]);
+        if((len > prefix_len) && !strncasecmp(text, URIPrefixes[n], prefix_len))
+            break;
+    }
+
+    if(n < WXSIZEOF(URIPrefixes))
+    {
+        gulong signal_id = g_signal_handler_find(buffer,
+                                                 (GSignalMatchType) (G_SIGNAL_MATCH_FUNC),
+                                                 0, 0, NULL,
+                                                 (gpointer)au_apply_tag_callback, NULL);
+
+        g_signal_handler_block(buffer, signal_id);
+        gtk_text_buffer_apply_tag(buffer, tag, &start, &end);
+        g_signal_handler_unblock(buffer, signal_id);
+    }
+}
+}
+
+extern "C" {
+static void
+au_check_range(GtkTextIter *s,
+               GtkTextIter *range_end)
+{
+    GtkTextIter range_start = *s;
+    GtkTextIter word_end;
+    GtkTextBuffer *buffer = gtk_text_iter_get_buffer(s);
+    GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "wxUrl");
+
+    gtk_text_buffer_remove_tag(buffer, tag, s, range_end);
+
+    if(g_unichar_isspace(gtk_text_iter_get_char(&range_start)))
+        gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end);
+
+    while(!gtk_text_iter_equal(&range_start, range_end))
+    {
+        word_end = range_start;
+        gtk_text_iter_forward_find_char(&word_end, pred_whitespace, NULL, range_end);
+
+        // Now we should have a word delimited by range_start and word_end, correct link tags
+        au_check_word(&range_start, &word_end);
+
+        range_start = word_end;
+        gtk_text_iter_forward_find_char(&range_start, pred_non_whitespace, NULL, range_end);
+    }
+}
+}
+
+//-----------------------------------------------------------------------------
+//  "insert-text" for GtkTextBuffer
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+au_insert_text_callback(GtkTextBuffer *buffer,
+                        GtkTextIter *end,
+                        gchar *text,
+                        gint len,
+                        wxTextCtrl *win)
+{
+    if (!len || !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) )
+        return;
+
+    GtkTextIter start = *end;
+    gtk_text_iter_backward_chars(&start, g_utf8_strlen(text, len));
+
+    GtkTextIter line_start = start;
+    GtkTextIter line_end = *end;
+    GtkTextIter words_start = start;
+    GtkTextIter words_end = *end;
+
+    gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(&start));
+    gtk_text_iter_forward_to_line_end(&line_end);
+    gtk_text_iter_backward_find_char(&words_start, pred_whitespace, NULL, &line_start);
+    gtk_text_iter_forward_find_char(&words_end, pred_whitespace, NULL, &line_end);
+
+    au_check_range(&words_start, &words_end);
+}
+}
+
+//-----------------------------------------------------------------------------
+//  "delete-range" for GtkTextBuffer
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void
+au_delete_range_callback(GtkTextBuffer *buffer,
+                         GtkTextIter *start,
+                         GtkTextIter *end,
+                         wxTextCtrl *win)
+{
+    if( !(win->GetWindowStyleFlag() & wxTE_AUTO_URL) )
+        return;
+
+    GtkTextIter line_start = *start, line_end = *end;
+
+    gtk_text_iter_set_line(&line_start, gtk_text_iter_get_line(start));
+    gtk_text_iter_forward_to_line_end(&line_end);
+    gtk_text_iter_backward_find_char(start, pred_whitespace, NULL, &line_start);
+    gtk_text_iter_forward_find_char(end, pred_whitespace, NULL, &line_end);
+
+    au_check_range(start, end);
+}
+}
+
+
+#endif
 
 //-----------------------------------------------------------------------------
 //  "changed"
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void
 gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win )
 {
@@ -204,17 +416,20 @@ gtk_text_changed_callback( GtkWidget *widget, wxTextCtrl *win )
     event.SetEventObject( win );
     win->GetEventHandler()->ProcessEvent( event );
 }
+}
 
 //-----------------------------------------------------------------------------
 // "expose_event" from scrolled window and textview
 //-----------------------------------------------------------------------------
 
 #ifdef __WXGTK20__
+extern "C" {
 static gboolean
 gtk_text_exposed_callback( GtkWidget *widget, GdkEventExpose *event, wxTextCtrl *win )
 {
     return TRUE;
 }
+}
 #endif
 
 //-----------------------------------------------------------------------------
@@ -222,6 +437,7 @@ gtk_text_exposed_callback( GtkWidget *widget, GdkEventExpose *event, wxTextCtrl
 //-----------------------------------------------------------------------------
 
 #ifndef __WXGTK20__
+extern "C" {
 static void
 gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
 {
@@ -232,6 +448,7 @@ gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
 
     win->CalculateScrollbar();
 }
+}
 #endif
 
 // ----------------------------------------------------------------------------
@@ -253,8 +470,8 @@ extern "C" {
 
 static GtkDrawCallback gs_gtk_text_draw = NULL;
 
-extern "C"
-void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect)
+extern "C" {
+static void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect)
 {
     if ( !wxIsInsideYield )
     {
@@ -264,6 +481,7 @@ void wxgtk_text_draw( GtkWidget *widget, GdkRectangle *rect)
         gs_gtk_text_draw(widget, rect);
     }
 }
+}
 
 #endif // __WXGTK20__
 
@@ -287,18 +505,42 @@ BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
     EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
     EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
+
+#ifdef __WXGTK20__
+    // wxTE_AUTO_URL wxTextUrl support. Currently only creates
+    // wxTextUrlEvent in the same cases as wxMSW, more can be added here.
+    EVT_MOTION      (wxTextCtrl::OnUrlMouseEvent)
+    EVT_LEFT_DOWN   (wxTextCtrl::OnUrlMouseEvent)
+    EVT_LEFT_UP     (wxTextCtrl::OnUrlMouseEvent)
+    EVT_LEFT_DCLICK (wxTextCtrl::OnUrlMouseEvent)
+    EVT_RIGHT_DOWN  (wxTextCtrl::OnUrlMouseEvent)
+    EVT_RIGHT_UP    (wxTextCtrl::OnUrlMouseEvent)
+    EVT_RIGHT_DCLICK(wxTextCtrl::OnUrlMouseEvent)
+#endif
 END_EVENT_TABLE()
 
 void wxTextCtrl::Init()
 {
     m_ignoreNextUpdate =
-    m_modified = FALSE;
-    SetUpdateFont(FALSE);
+    m_modified = false;
+    SetUpdateFont(false);
     m_text =
     m_vScrollbar = (GtkWidget *)NULL;
 #ifdef __WXGTK20__
     m_frozenness = 0;
-#endif 
+    m_gdkHandCursor = NULL;
+    m_gdkXTermCursor = NULL;
+#endif
+}
+
+wxTextCtrl::~wxTextCtrl()
+{
+#ifdef __WXGTK20__
+    if(m_gdkHandCursor)
+        gdk_cursor_unref(m_gdkHandCursor);
+    if(m_gdkXTermCursor)
+        gdk_cursor_unref(m_gdkXTermCursor);
+#endif
 }
 
 wxTextCtrl::wxTextCtrl( wxWindow *parent,
@@ -324,18 +566,18 @@ bool wxTextCtrl::Create( wxWindow *parent,
                          const wxValidator& validator,
                          const wxString &name )
 {
-    m_needParent = TRUE;
-    m_acceptsFocus = TRUE;
+    m_needParent = true;
+    m_acceptsFocus = true;
 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxTextCtrl creation failed") );
-        return FALSE;
+        return false;
     }
 
 
-    m_vScrollbarVisible = FALSE;
+    m_vScrollbarVisible = false;
 
     bool multi_line = (style & wxTE_MULTILINE) != 0;
 
@@ -355,22 +597,41 @@ bool wxTextCtrl::Create( wxWindow *parent,
         // Insert view into scrolled window
         gtk_container_add( GTK_CONTAINER(m_widget), m_text );
 
-        // Global settings which can be overridden by tags, I guess.
-        if (HasFlag( wxHSCROLL ) || HasFlag( wxTE_DONTWRAP ))
-            gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), GTK_WRAP_NONE );
-        else
-            gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), GTK_WRAP_WORD );
+        // translate wx wrapping style to GTK+
+        GtkWrapMode wrap;
+        if ( HasFlag( wxTE_DONTWRAP ) )
+            wrap = GTK_WRAP_NONE;
+        else if ( HasFlag( wxTE_CHARWRAP ) )
+            wrap = GTK_WRAP_CHAR;
+        else if ( HasFlag( wxTE_WORDWRAP ) )
+            wrap = GTK_WRAP_WORD;
+        else // HasFlag(wxTE_BESTWRAP) always true as wxTE_BESTWRAP == 0
+        {
+            // GTK_WRAP_WORD_CHAR seems to be new in GTK+ 2.4
+#ifdef __WXGTK24__
+            if ( !gtk_check_version(2,4,0) )
+            {
+                wrap = GTK_WRAP_WORD_CHAR;
+            }
+            else
+#endif
+            wrap = GTK_WRAP_WORD;
+        }
+
+        gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( m_text ), wrap );
 
         if (!HasFlag(wxNO_BORDER))
             gtk_scrolled_window_set_shadow_type( GTK_SCROLLED_WINDOW(m_widget), GTK_SHADOW_IN );
-            
+
+        gtk_widget_add_events( GTK_WIDGET(m_text), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK );
+
         GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
-#else
+#else // GTK+ 1
         // create our control ...
         m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
 
         // ... and put into the upper left hand corner of the table
-        bool bHasHScrollbar = FALSE;
+        bool bHasHScrollbar = false;
         m_widget = gtk_table_new(bHasHScrollbar ? 2 : 1, 2, FALSE);
         GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
         gtk_table_attach( GTK_TABLE(m_widget), m_text, 0, 1, 0, 1,
@@ -388,7 +649,7 @@ bool wxTextCtrl::Create( wxWindow *parent,
                      GTK_FILL,
                      (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK),
                      0, 0);
-#endif
+#endif // GTK+ 2/1
     }
     else
     {
@@ -396,7 +657,7 @@ bool wxTextCtrl::Create( wxWindow *parent,
         m_widget =
         m_text = gtk_entry_new();
 
-#ifdef __WXGTK20__        
+#ifdef __WXGTK20__
         if (style & wxNO_BORDER)
             g_object_set( GTK_ENTRY(m_text), "has-frame", FALSE, NULL );
 #endif
@@ -431,7 +692,7 @@ bool wxTextCtrl::Create( wxWindow *parent,
     }
 #endif // GTK+ 1.x
 
-    if (!value.IsEmpty())
+    if (!value.empty())
     {
 #ifdef __WXGTK20__
         SetValue( value );
@@ -505,17 +766,53 @@ bool wxTextCtrl::Create( wxWindow *parent,
 #endif
     }
 #endif // __WXGTK20__
-    
+
     // We want to be notified about text changes.
 #ifdef __WXGTK20__
     if (multi_line)
     {
         g_signal_connect( G_OBJECT(m_buffer), "changed",
             GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+        // .. and handle URLs on multi-line controls with wxTE_AUTO_URL style
+        if (style & wxTE_AUTO_URL)
+        {
+            GtkTextIter start, end;
+            m_gdkHandCursor = gdk_cursor_new(GDK_HAND2);
+            m_gdkXTermCursor = gdk_cursor_new(GDK_XTERM);
+
+            // We create our wxUrl tag here for slight efficiency gain - we
+            // don't have to check for the tag existance in callbacks,
+            // hereby it's guaranteed to exist.
+            gtk_text_buffer_create_tag(m_buffer, "wxUrl",
+                                       "foreground", "blue",
+                                       "underline", PANGO_UNDERLINE_SINGLE,
+                                       NULL);
+
+            // Check for URLs after each text change
+            g_signal_connect_after( G_OBJECT(m_buffer), "insert_text",
+                GTK_SIGNAL_FUNC(au_insert_text_callback), (gpointer)this);
+            g_signal_connect_after( G_OBJECT(m_buffer), "delete_range",
+                GTK_SIGNAL_FUNC(au_delete_range_callback), (gpointer)this);
+
+            // Block all wxUrl tag applying unless we do it ourselves, in which case we
+            // block this callback temporarily. This takes care of gtk+ internal
+            // gtk_text_buffer_insert_range* calls that would copy our URL tag otherwise,
+            // which is undesired because only a part of the URL might be copied.
+            // The insert-text signal emitted inside it will take care of newly formed
+            // or wholly copied URLs.
+            g_signal_connect( G_OBJECT(m_buffer), "apply_tag",
+                GTK_SIGNAL_FUNC(au_apply_tag_callback), NULL);
+
+            // Check for URLs in the initial string passed to Create
+            gtk_text_buffer_get_start_iter(m_buffer, &start);
+            gtk_text_buffer_get_end_iter(m_buffer, &end);
+            au_check_range(&start, &end);
+        }
     }
     else
 #endif
-    
+
     {
         gtk_signal_connect( GTK_OBJECT(m_text), "changed",
             GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
@@ -526,7 +823,7 @@ bool wxTextCtrl::Create( wxWindow *parent,
     wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont());
     SetDefaultStyle( attrDef );
 
-    return TRUE;
+    return true;
 }
 
 
@@ -542,7 +839,7 @@ void wxTextCtrl::CalculateScrollbar()
         if (m_vScrollbarVisible)
         {
             gtk_widget_hide( m_vScrollbar );
-            m_vScrollbarVisible = FALSE;
+            m_vScrollbarVisible = false;
         }
     }
     else
@@ -550,7 +847,7 @@ void wxTextCtrl::CalculateScrollbar()
         if (!m_vScrollbarVisible)
         {
             gtk_widget_show( m_vScrollbar );
-            m_vScrollbarVisible = TRUE;
+            m_vScrollbarVisible = true;
         }
     }
 #endif
@@ -629,7 +926,7 @@ void wxTextCtrl::SetValue( const wxString &value )
     //   customize this behaviour.
     SetInsertionPoint(0);
 
-    m_modified = FALSE;
+    m_modified = false;
 }
 
 void wxTextCtrl::WriteText( const wxString &text )
@@ -683,7 +980,7 @@ void wxTextCtrl::WriteText( const wxString &text )
         // in UpdateFontIfNeeded() any longer
         if ( !text.empty() )
         {
-            SetUpdateFont(FALSE);
+            SetUpdateFont(false);
         }
 
         // Bring editable's cursor back uptodate.
@@ -785,7 +1082,7 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
 
         // cast to prevent warning. But pos really should've been unsigned.
         if( (unsigned long)pos > text.Len()  )
-            return FALSE;
+            return false;
 
         *x=0;   // First Col
         *y=0;   // First Line
@@ -812,11 +1109,11 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
         else
         {
             // index out of bounds
-            return FALSE;
+            return false;
         }
     }
 
-    return TRUE;
+    return true;
 }
 
 long wxTextCtrl::XYToPosition(long x, long y ) const
@@ -957,7 +1254,7 @@ bool wxTextCtrl::Enable( bool enable )
     if (!wxWindowBase::Enable(enable))
     {
         // nothing to do
-        return FALSE;
+        return false;
     }
 
     if (m_windowStyle & wxTE_MULTILINE)
@@ -974,7 +1271,7 @@ bool wxTextCtrl::Enable( bool enable )
         gtk_widget_set_sensitive( m_text, enable );
     }
 
-    return TRUE;
+    return true;
 }
 
 // wxGTK-specific: called recursively by Enable,
@@ -999,12 +1296,12 @@ void wxTextCtrl::OnParentEnable( bool enable )
 
 void wxTextCtrl::MarkDirty()
 {
-    m_modified = TRUE;
+    m_modified = true;
 }
 
 void wxTextCtrl::DiscardEdits()
 {
-    m_modified = FALSE;
+    m_modified = false;
 }
 
 // ----------------------------------------------------------------------------
@@ -1013,19 +1310,19 @@ void wxTextCtrl::DiscardEdits()
 
 void wxTextCtrl::IgnoreNextTextUpdate()
 {
-    m_ignoreNextUpdate = TRUE;
+    m_ignoreNextUpdate = true;
 }
 
 bool wxTextCtrl::IgnoreTextUpdate()
 {
     if ( m_ignoreNextUpdate )
     {
-        m_ignoreNextUpdate = FALSE;
+        m_ignoreNextUpdate = false;
 
-        return TRUE;
+        return true;
     }
 
-    return FALSE;
+    return false;
 }
 
 void wxTextCtrl::SetMaxLength(unsigned long len)
@@ -1178,7 +1475,7 @@ long wxTextCtrl::GetInsertionPoint() const
     }
 }
 
-long wxTextCtrl::GetLastPosition() const
+wxTextPos wxTextCtrl::GetLastPosition() const
 {
     wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
 
@@ -1227,7 +1524,7 @@ void wxTextCtrl::Replace( long from, long to, const wxString &value )
 
     Remove( from, to );
 
-    if (!value.IsEmpty())
+    if (!value.empty())
     {
 #ifdef __WXGTK20__
         SetInsertionPoint( from );
@@ -1297,14 +1594,14 @@ bool wxTextCtrl::CanUndo() const
 {
     // TODO
     //wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") );
-    return FALSE;
+    return false;
 }
 
 bool wxTextCtrl::CanRedo() const
 {
     // TODO
     //wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") );
-    return FALSE;
+    return false;
 }
 
 // If the return values from and to are the same, there is no
@@ -1315,7 +1612,7 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
 
     gint from = -1;
     gint to = -1;
-    bool haveSelection = FALSE;
+    bool haveSelection = false;
 
 #ifdef __WXGTK20__
      if (m_windowStyle & wxTE_MULTILINE)
@@ -1323,7 +1620,7 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
          GtkTextIter ifrom, ito;
          if ( gtk_text_buffer_get_selection_bounds(m_buffer, &ifrom, &ito) )
          {
-             haveSelection = TRUE;
+             haveSelection = true;
              from = gtk_text_iter_get_offset(&ifrom);
              to = gtk_text_iter_get_offset(&ito);
          }
@@ -1333,13 +1630,13 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
          if ( gtk_editable_get_selection_bounds( GTK_EDITABLE(m_text),
                                                  &from, &to) )
          {
-             haveSelection = TRUE;
+             haveSelection = true;
          }
      }
 #else //  not GTK2
      if ( (GTK_EDITABLE(m_text)->has_selection) )
      {
-         haveSelection = TRUE;
+         haveSelection = true;
          from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
          to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
      }
@@ -1365,7 +1662,7 @@ void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
 
 bool wxTextCtrl::IsEditable() const
 {
-    wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
+    wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
 
 #ifdef __WXGTK20__
     if (m_windowStyle & wxTE_MULTILINE)
@@ -1451,24 +1748,24 @@ bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window )
 // the font will change for subsequent text insertiongs
 bool wxTextCtrl::SetFont( const wxFont &font )
 {
-    wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
+    wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
 
     if ( !wxTextCtrlBase::SetFont(font) )
     {
         // font didn't change, nothing to do
-        return FALSE;
+        return false;
     }
 
     if ( m_windowStyle & wxTE_MULTILINE )
     {
-        SetUpdateFont(TRUE);
+        SetUpdateFont(true);
 
         m_defaultStyle.SetFont(font);
 
         ChangeFontGlobally();
     }
 
-    return TRUE;
+    return true;
 }
 
 void wxTextCtrl::ChangeFontGlobally()
@@ -1487,9 +1784,9 @@ void wxTextCtrl::ChangeFontGlobally()
 #endif
 
     wxString value = GetValue();
-    if ( !value.IsEmpty() )
+    if ( !value.empty() )
     {
-        SetUpdateFont(FALSE);
+        SetUpdateFont(false);
 
         Clear();
         AppendText(value);
@@ -1509,35 +1806,35 @@ void wxTextCtrl::UpdateFontIfNeeded()
 bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
 {
     if ( !wxControl::SetForegroundColour(colour) )
-        return FALSE;
+        return false;
 
     // update default fg colour too
     m_defaultStyle.SetTextColour(colour);
 
-    return TRUE;
+    return true;
 }
 
 bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
 {
-    wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
+    wxCHECK_MSG( m_text != NULL, false, wxT("invalid text ctrl") );
 
     if ( !wxControl::SetBackgroundColour( colour ) )
-        return FALSE;
+        return false;
 
 #ifndef __WXGTK20__
     if (!m_widget->window)
-        return FALSE;
+        return false;
 #endif
 
     if (!m_backgroundColour.Ok())
-        return FALSE;
+        return false;
 
     if (m_windowStyle & wxTE_MULTILINE)
     {
 #ifndef __WXGTK20__
         GdkWindow *window = GTK_TEXT(m_text)->text_area;
         if (!window)
-            return FALSE;
+            return false;
         m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) );
         gdk_window_set_background( window, m_backgroundColour.GetColor() );
         gdk_window_clear( window );
@@ -1547,7 +1844,7 @@ bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
     // change active background color too
     m_defaultStyle.SetBackgroundColour( colour );
 
-    return TRUE;
+    return true;
 }
 
 bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
@@ -1557,12 +1854,12 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
         if ( style.IsDefault() )
         {
             // nothing to do
-            return TRUE;
+            return true;
         }
 #ifdef __WXGTK20__
         gint l = gtk_text_buffer_get_char_count( m_buffer );
 
-        wxCHECK_MSG( start >= 0 && end <= l, FALSE,
+        wxCHECK_MSG( start >= 0 && end <= l, false,
                      _T("invalid range in wxTextCtrl::SetStyle") );
 
         GtkTextIter starti, endi;
@@ -1576,14 +1873,14 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
 
         wxGtkTextApplyTagsFromAttr( m_buffer, attr, &starti, &endi );
 
-         return TRUE;
+        return true;
 #else
         // VERY dirty way to do that - removes the required text and re-adds it
         // with styling (FIXME)
 
         gint l = gtk_text_get_length( GTK_TEXT(m_text) );
 
-        wxCHECK_MSG( start >= 0 && end <= l, FALSE,
+        wxCHECK_MSG( start >= 0 && end <= l, false,
                      _T("invalid range in wxTextCtrl::SetStyle") );
 
         gint old_pos = gtk_editable_get_position( GTK_EDITABLE(m_text) );
@@ -1615,12 +1912,12 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
         gtk_editable_set_position( GTK_EDITABLE(m_text), old_pos ); */
         SetInsertionPoint( old_pos );
 #endif
-        return TRUE;
+        return true;
     }
     else // singe line
     {
         // cannot do this for GTK+'s Entry widget
-        return FALSE;
+        return false;
     }
 }
 
@@ -1777,6 +2074,62 @@ void wxTextCtrl::Thaw()
     }
 }
 
+// ----------------------------------------------------------------------------
+// wxTextUrlEvent passing if style & wxTE_AUTO_URL
+// ----------------------------------------------------------------------------
+
+#ifdef __WXGTK20__
+
+// FIXME: when dragging on a link the sample gets an "Unknown event".
+// This might be an excessive event from us or a buggy wxMouseEvent::Moving() or
+// a buggy sample, or something else
+void wxTextCtrl::OnUrlMouseEvent(wxMouseEvent& event)
+{
+    event.Skip();
+    if(!(m_windowStyle & wxTE_AUTO_URL))
+        return;
+
+    gint x, y;
+    GtkTextIter start, end;
+    GtkTextTag *tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(m_buffer),
+                                                "wxUrl");
+
+    gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(m_text), GTK_TEXT_WINDOW_WIDGET,
+                                          event.GetX(), event.GetY(), &x, &y);
+
+    gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(m_text), &end, x, y);
+    if (!gtk_text_iter_has_tag(&end, tag))
+    {
+        gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+                              GTK_TEXT_WINDOW_TEXT), m_gdkXTermCursor);
+        return;
+    }
+
+    gdk_window_set_cursor(gtk_text_view_get_window(GTK_TEXT_VIEW(m_text),
+                          GTK_TEXT_WINDOW_TEXT), m_gdkHandCursor);
+
+    start = end;
+    if(!gtk_text_iter_begins_tag(&start, tag))
+        gtk_text_iter_backward_to_tag_toggle(&start, tag);
+    if(!gtk_text_iter_ends_tag(&end, tag))
+        gtk_text_iter_forward_to_tag_toggle(&end, tag);
+
+    // Native context menu is probably not desired on an URL.
+    // Consider making this dependant on ProcessEvent(wxTextUrlEvent) return value
+    if(event.GetEventType() == wxEVT_RIGHT_DOWN)
+        event.Skip(false);
+
+    wxTextUrlEvent url_event(m_windowId, event,
+                             gtk_text_iter_get_offset(&start),
+                             gtk_text_iter_get_offset(&end));
+
+    InitCommandEvent(url_event);
+    // Is that a good idea? Seems not (pleasure with gtk_text_view_start_selection_drag)
+    //event.Skip(!GetEventHandler()->ProcessEvent(url_event));
+    GetEventHandler()->ProcessEvent(url_event);
+}
+#endif // gtk2
+
 // ----------------------------------------------------------------------------
 // scrolling
 // ----------------------------------------------------------------------------
@@ -1808,7 +2161,7 @@ bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff)
     if ( fabs(adj->value - value) < 0.2 )
     {
         // well, this is what Robert does in wxScrollBar, so it must be good...
-        return FALSE;
+        return false;
     }
 
     adj->value = value;
@@ -1819,14 +2172,14 @@ bool wxTextCtrl::DoScroll(GtkAdjustment *adj, int diff)
     gtk_signal_emit_by_name(GTK_OBJECT(adj), "value_changed");
 #endif
 
-    return TRUE;
+    return true;
 }
 
 bool wxTextCtrl::ScrollLines(int lines)
 {
     GtkAdjustment *adj = GetVAdj();
     if ( !adj )
-        return FALSE;
+        return false;
 
 #ifdef __WXGTK20__
     int diff = (int)ceil(lines*adj->step_increment);
@@ -1842,7 +2195,7 @@ bool wxTextCtrl::ScrollPages(int pages)
 {
     GtkAdjustment *adj = GetVAdj();
     if ( !adj )
-        return FALSE;
+        return false;
 
     return DoScroll(adj, (int)ceil(pages*adj->page_increment));
 }