Patch from Hartwig for wxMac implementation

[wxWidgets.git] / src / gtk / textctrl.cpp

diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp
index d21be8967f8bfaed471f5ca088b7fb74bca31ff4..9517877940a15cd1fac0c153432e196594425078 100644 (file)
--- a/src/gtk/textctrl.cpp
+++ b/src/gtk/textctrl.cpp
@@ -10,6 +10,8 @@
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
+#if wxUSE_TEXTCTRL
+
 #include "wx/textctrl.h"
 
 #ifndef WX_PRECOMP
@@ -428,7 +430,7 @@ au_check_word( GtkTextIter *s, GtkTextIter *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 );
+    wxGtkString text(gtk_text_iter_get_text( &start, &end ));
     size_t len = strlen(text), prefix_len;
     size_t n;
 
@@ -757,6 +759,18 @@ bool wxTextCtrl::Create( wxWindow *parent,
         gtk_widget_show(m_text);
     }
 
+    // We want to be notified about text changes.
+    if (multi_line)
+    {
+        g_signal_connect (m_buffer, "changed",
+                          G_CALLBACK (gtk_text_changed_callback), this);
+    }
+    else
+    {
+        g_signal_connect (m_text, "changed",
+                          G_CALLBACK (gtk_text_changed_callback), this);
+    }
+
     if (!value.empty())
     {
         SetValue( value );
@@ -772,13 +786,9 @@ bool wxTextCtrl::Create( wxWindow *parent,
     if ( style & (wxTE_RIGHT | wxTE_CENTRE) )
         GTKSetJustification();
 
-    // We want to be notified about text changes.
     if (multi_line)
     {
-        g_signal_connect (m_buffer, "changed",
-                          G_CALLBACK (gtk_text_changed_callback), this);
-
-        // .. and handle URLs on multi-line controls with wxTE_AUTO_URL style
+        // Handle URLs on multi-line controls with wxTE_AUTO_URL style
         if (style & wxTE_AUTO_URL)
         {
             GtkTextIter start, end;
@@ -814,12 +824,7 @@ bool wxTextCtrl::Create( wxWindow *parent,
             au_check_range(&start, &end);
         }
     }
-    else
-    {
-        g_signal_connect (m_text, "changed",
-                          G_CALLBACK (gtk_text_changed_callback), this);
-    }
-
+    
     g_signal_connect (m_text, "copy-clipboard",
                       G_CALLBACK (gtk_copy_clipboard_callback), this);
     g_signal_connect (m_text, "cut-clipboard",
@@ -955,16 +960,12 @@ wxString wxTextCtrl::GetValue() const
         gtk_text_buffer_get_end_iter( m_buffer, &end );
         wxGtkString text(gtk_text_buffer_get_text(m_buffer, &start, &end, true));
 
-        const wxWxCharBuffer buf = wxGTK_CONV_BACK(text);
-        if ( buf )
-            tmp = buf;
+        return wxGTK_CONV_BACK(text);
     }
     else
     {
         const gchar *text = gtk_entry_get_text( GTK_ENTRY(m_text) );
-        const wxWxCharBuffer buf = wxGTK_CONV_BACK( text );
-        if ( buf )
-            tmp = buf;
+        return wxGTK_CONV_BACK(text);
     }
 
     return tmp;
@@ -1000,12 +1001,7 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags )
 {
     wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-    // the control won't be modified any more as we programmatically replace
-    // all the existing text, so reset the flag and don't set it again (and do
-    // it now, before the text event handler is ran so that IsModified() called
-    // from there returns the expected value)
     m_modified = false;
-    DontMarkDirtyOnNextChange();
 
     wxFontEncoding enc = m_defaultStyle.HasFont()
                             ? m_defaultStyle.GetFont().GetEncoding()
@@ -1022,19 +1018,16 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags )
         return;
     }
 
-    // if the control is not empty, two "changed" signals are emitted,
-    // otherwise only one and we need to ignore either both or one of them
-    int ignore = flags & SetValue_SendEvent ? 0 : 1;
-    if ( !IsEmpty() )
-        ignore++;
-
-    if ( ignore )
-        IgnoreNextTextUpdate(ignore);
+    if ( !(flags & SetValue_SendEvent) )
+    {
+        g_signal_handlers_block_by_func(GetTextObject(),
+            (gpointer)gtk_text_changed_callback, this);
+    }
 
     if ( IsMultiLine() )
     {
         gtk_text_buffer_set_text( m_buffer, buffer, strlen(buffer) );
-
+                    
         if ( !m_defaultStyle.IsDefault() )
         {
             GtkTextIter start, end;
@@ -1048,15 +1041,13 @@ void wxTextCtrl::DoSetValue( const wxString &value, int flags )
         gtk_entry_set_text( GTK_ENTRY(m_text), buffer );
     }
 
-    // if, for whatever reason, the callback wasn't called the expected number
-    // of times, still reset the flags to the default values
-    m_dontMarkDirty = false;
-    m_countUpdatesToIgnore = 0;
-
-
-    // GRG, Jun/2000: Changed this after a lot of discussion in
-    //   the lists. wxWidgets 2.2 will have a set of flags to
-    //   customize this behaviour.
+    if ( !(flags & SetValue_SendEvent) )
+    {
+        g_signal_handlers_unblock_by_func(GetTextObject(),
+            (gpointer)gtk_text_changed_callback, this);
+    }
+                    
+    // This was added after discussion on the list
     SetInsertionPoint(0);
 }
 
@@ -1297,14 +1288,7 @@ bool wxTextCtrl::Enable( bool enable )
         return false;
     }
 
-    if ( IsMultiLine() )
-    {
-        SetEditable( enable );
-    }
-    else
-    {
-        gtk_widget_set_sensitive( m_text, enable );
-    }
+    gtk_widget_set_sensitive( m_text, enable );
 
     return true;
 }
@@ -2014,3 +1998,5 @@ wxTextCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 {
     return GetDefaultAttributesFromGTKWidget(gtk_entry_new, true);
 }
+
+#endif // wxUSE_TEXTCTRL