Add support for wxTE_AUTO_URL to wxOSX

Recognize URLs by using native support for this available since OS X 10.5.

Closes #17137.

docs/changes.txt

@@ -201,8 +201,8 @@ wxOSX/Cocoa:
 - Implement wxWindow::Disable() for non-native controls too (Steve Browne).
 - Implement wxTopLevelWindow::EnableCloseButton() (John Roberts).
 - Fix wxEVT_CHAR for non-BMP Unicode characters (ARATA Mizuki).
-- Add support for wxEVT_COMBOBOX_DROPDOWN and wxEVT_COMBOBOX_CLOSEUP
-  events (Igor Korot).
+- Add wxTE_AUTO_URL support to wxTextCtrl (Igor Korot).
+- Add support for wxEVT_COMBOBOX_{DROPDOWN, CLOSEUP} events (Igor Korot).
 - Implement strike-through support in wxFont (Igor Korot).
 - Provide native implementation of wxStandardPaths (Tobias Taschner).
 - Add wxTE_{RIGHT,CENTER} support for multiline wxTextCtrl (Andreas Falkenhahn).

interface/wx/textctrl.h

@@ -29,8 +29,6 @@
 
 // automatically detect the URLs and generate the events when mouse is
 // moved/clicked over an URL
-//
-// this is for Win32 richedit and wxGTK2 multiline controls only so far
 #define wxTE_AUTO_URL       0x1000
 
 // by default, the Windows text control doesn't show the selection when it
@@ -967,8 +965,7 @@ public:
            ignored under other platforms
     @style{wxTE_AUTO_URL}
            Highlight the URLs and generate the wxTextUrlEvents when mouse
-           events occur over them. This style is only supported for wxTE_RICH
-           Win32 and multi-line wxGTK2 text controls.
+           events occur over them.
     @style{wxTE_NOHIDESEL}
            By default, the Windows text control doesn't show the selection
            when it doesn't have focus - use this style to force it to always
@@ -1148,8 +1145,7 @@ public:
         pressed in a text control which must have wxTE_PROCESS_ENTER style for
         this event to be generated.
     @event{EVT_TEXT_URL(id, func)}
-        A mouse event occurred over an URL in the text control (wxMSW and
-        wxGTK2 only currently).
+        A mouse event occurred over an URL in the text control.
     @event{EVT_TEXT_MAXLEN(id, func)}
         This event is generated when the user tries to enter more text into the
         control than the limit set by wxTextCtrl::SetMaxLength(), see its description.

src/osx/cocoa/textctrl.mm

@@ -412,6 +412,23 @@ NSView* wxMacEditHelper::ms_viewCurrentlyEdited = nil;
         impl->DoNotifyFocusLost();
 }
 
+-(BOOL)textView:(NSTextView *)aTextView clickedOnLink:(id)link atIndex:(NSUInteger)charIndex
+{
+    wxWidgetCocoaImpl* impl = (wxWidgetCocoaImpl* ) wxWidgetImpl::FindFromWXWidget( aTextView );
+    if ( impl  )
+    {
+        wxWindow* wxpeer = (wxWindow*) impl->GetWXPeer();
+        if ( wxpeer )
+        {
+            wxMouseEvent evtMouse( wxEVT_LEFT_DOWN );
+            wxTextUrlEvent event( wxpeer->GetId(), evtMouse, (long int)charIndex, (long int)charIndex );
+            event.SetEventObject( wxpeer );
+            wxpeer->HandleWindowEvent( event );
+        }
+    }
+    return NO;
+}
+
 @end
 
 @implementation wxNSTextField
@@ -624,6 +641,11 @@ wxNSTextViewControl::wxNSTextViewControl( wxTextCtrl *wxPeer, WXWidget w, long s
         [tv setRichText:NO];
     }
 
+    if ( wxPeer->HasFlag(wxTE_AUTO_URL) )
+    {
+        [tv setAutomaticLinkDetectionEnabled:YES];
+    }
+
     [m_scrollView setDocumentView: tv];
 
     [tv setDelegate: tv];
@@ -671,7 +693,14 @@ void wxNSTextViewControl::SetStringValue( const wxString &str)
     wxMacEditHelper helper(m_textView);
 
     if (m_textView)
+    {
         [m_textView setString: wxCFStringRef( st , m_wxPeer->GetFont().GetEncoding() ).AsNSString()];
+        if ( m_wxPeer->HasFlag(wxTE_AUTO_URL) )
+        {
+            // Make sure that any URLs in the new text are highlighted.
+            [m_textView checkTextInDocument:nil];
+        }
+    }
 }
 
 void wxNSTextViewControl::Copy()