X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0efe5ba76e45711cad627222905a55c7e04adf9a..87df17a11b0017d31c09f767bd921abb27193bee:/src/gtk/textctrl.cpp?ds=sidebyside

diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp
index 93d3bf216b..bde02f7faa 100644
--- a/src/gtk/textctrl.cpp
+++ b/src/gtk/textctrl.cpp
@@ -14,7 +14,9 @@
 #include "wx/textctrl.h"
 #include "wx/utils.h"
 #include "wx/intl.h"
+#include "wx/log.h"
 #include "wx/settings.h"
+#include "wx/panel.h"
 
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -35,7 +37,8 @@ extern bool g_isIdle;
 // data
 //-----------------------------------------------------------------------------
 
-extern bool   g_blockEventsOnDrag;
+extern bool       g_blockEventsOnDrag;
+extern wxCursor   g_globalCursor;
 
 //-----------------------------------------------------------------------------
 //  "changed"
@@ -50,6 +53,7 @@ gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
         wxapp_install_idle_handler();
 
     win->SetModified();
+    win->UpdateFontIfNeeded();
 
     wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
     event.SetString( win->GetValue() );
@@ -72,6 +76,116 @@ gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
     win->CalculateScrollbar();
 }
 
+//-----------------------------------------------------------------------------
+// "focus_in_event"
+//-----------------------------------------------------------------------------
+
+wxWindow *FindFocusedChild(wxWindow *win);
+extern wxWindow  *g_focusWindow;
+extern bool       g_blockEventsOnDrag;
+// extern bool g_isIdle;
+
+static gint gtk_text_focus_in_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxWindow *win )
+{
+    // Necessary?
+#if 0
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+#endif
+    if (!win->m_hasVMT) return FALSE;
+    if (g_blockEventsOnDrag) return FALSE;
+
+    g_focusWindow = win;
+
+    wxPanel *panel = wxDynamicCast(win->GetParent(), wxPanel);
+    if (panel)
+    {
+        panel->SetLastFocus(win);
+    }
+
+#ifdef HAVE_XIM
+    if (win->m_ic)
+        gdk_im_begin(win->m_ic, win->m_wxwindow->window);
+#endif
+
+#if 0
+#ifdef wxUSE_CARET
+    // caret needs to be informed about focus change
+    wxCaret *caret = win->GetCaret();
+    if ( caret )
+    {
+        caret->OnSetFocus();
+    }
+#endif // wxUSE_CARET
+#endif
+
+    wxFocusEvent event( wxEVT_SET_FOCUS, win->GetId() );
+    event.SetEventObject( win );
+
+    if (win->GetEventHandler()->ProcessEvent( event ))
+    {
+        gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus_in_event" );
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "focus_out_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_text_focus_out_callback( GtkWidget *widget, GdkEvent *WXUNUSED(event), wxWindow *win )
+{
+#if 0
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+#endif
+
+    if (!win->m_hasVMT) return FALSE;
+    if (g_blockEventsOnDrag) return FALSE;
+
+#if 0
+    // if the focus goes out of our app alltogether, OnIdle() will send
+    // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
+    // g_sendActivateEvent to -1
+    g_sendActivateEvent = 0;
+#endif
+
+    wxWindow *winFocus = FindFocusedChild(win);
+    if ( winFocus )
+        win = winFocus;
+
+    g_focusWindow = (wxWindow *)NULL;
+
+#ifdef HAVE_XIM
+    if (win->m_ic)
+        gdk_im_end();
+#endif
+
+#if 0
+#ifdef wxUSE_CARET
+    // caret needs to be informed about focus change
+    wxCaret *caret = win->GetCaret();
+    if ( caret )
+    {
+        caret->OnKillFocus();
+    }
+#endif // wxUSE_CARET
+#endif
+
+    wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
+    event.SetEventObject( win );
+
+    if (win->GetEventHandler()->ProcessEvent( event ))
+    {
+        gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus_out_event" );
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
 //-----------------------------------------------------------------------------
 //  wxTextCtrl
 //-----------------------------------------------------------------------------
@@ -94,31 +208,47 @@ BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
 END_EVENT_TABLE()
 
-wxTextCtrl::wxTextCtrl()
+void wxTextCtrl::Init()
 {
     m_modified = FALSE;
+    m_updateFont = FALSE;
+    m_text =
+    m_vScrollbar = (GtkWidget *)NULL;
 }
 
-wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value,
-      const wxPoint &pos, const wxSize &size,
-      int style, const wxValidator& validator, const wxString &name )
+wxTextCtrl::wxTextCtrl( wxWindow *parent,
+                        wxWindowID id,
+                        const wxString &value,
+                        const wxPoint &pos,
+                        const wxSize &size,
+                        long style,
+                        const wxValidator& validator,
+                        const wxString &name )
 {
-    m_modified = FALSE;
+    Init();
+
     Create( parent, id, value, pos, size, style, validator, name );
 }
 
-bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
-      const wxPoint &pos, const wxSize &size,
-      int style, const wxValidator& validator, const wxString &name )
+bool wxTextCtrl::Create( wxWindow *parent,
+                         wxWindowID id,
+                         const wxString &value,
+                         const wxPoint &pos,
+                         const wxSize &size,
+                         long style,
+                         const wxValidator& validator,
+                         const wxString &name )
 {
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;
 
-    PreCreation( parent, id, pos, size, style, name );
+    if (!PreCreation( parent, pos, size ) ||
+        !CreateBase( parent, id, pos, size, style, validator, name ))
+    {
+        wxFAIL_MSG( wxT("wxTextCtrl creation failed") );
+        return FALSE;
+    }
 
-#if wxUSE_VALIDATORS
-    SetValidator( validator );
-#endif // wxUSE_VALIDATORS
 
     m_vScrollbarVisible = FALSE;
 
@@ -179,26 +309,42 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
           m_text = gtk_entry_new();
     }
 
-    wxSize newSize = size;
-    if (newSize.x == -1) newSize.x = 80;
-    if (newSize.y == -1) newSize.y = 26;
-    SetSize( newSize.x, newSize.y );
-
     m_parent->DoAddChild( this );
 
     PostCreation();
 
+    SetFont( parent->GetFont() );
+
+    wxSize size_best( DoGetBestSize() );
+    wxSize new_size( size );
+    if (new_size.x == -1)
+        new_size.x = size_best.x;
+    if (new_size.y == -1)
+        new_size.y = size_best.y;
+    if ((new_size.x != size.x) || (new_size.y != size.y))
+        SetSize( new_size.x, new_size.y );
+
     if (multi_line)
         gtk_widget_show(m_text);
 
-    /* we want to be notified about text changes */
-    gtk_signal_connect( GTK_OBJECT(m_text), "changed",
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
-
     if (multi_line)
     {
         gtk_signal_connect(GTK_OBJECT(GTK_TEXT(m_text)->vadj), "changed",
           (GtkSignalFunc) gtk_scrollbar_changed_callback, (gpointer) this );
+
+        gtk_signal_connect( GTK_OBJECT(GTK_TEXT(m_text)), "focus_in_event",
+              GTK_SIGNAL_FUNC(gtk_text_focus_in_callback), (gpointer)this );
+
+        gtk_signal_connect( GTK_OBJECT(GTK_TEXT(m_text)), "focus_out_event",
+			    GTK_SIGNAL_FUNC(gtk_text_focus_out_callback), (gpointer)this );
+    }
+    else
+    {
+        gtk_signal_connect( GTK_OBJECT(m_text), "focus_in_event",
+              GTK_SIGNAL_FUNC(gtk_text_focus_in_callback), (gpointer)this );
+
+        gtk_signal_connect( GTK_OBJECT(m_text), "focus_out_event",
+			    GTK_SIGNAL_FUNC(gtk_text_focus_out_callback), (gpointer)this );
     }
 
     if (!value.IsEmpty())
@@ -243,8 +389,24 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
             gtk_text_set_editable( GTK_TEXT(m_text), 1 );
     }
 
-    SetBackgroundColour( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW) );
-    SetForegroundColour( parent->GetForegroundColour() );
+    /* we want to be notified about text changes */
+    gtk_signal_connect( GTK_OBJECT(m_text), "changed",
+      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
+    /* we don't set a valid background colour, because the window
+       manager should use a default one */
+    m_backgroundColour = wxColour();
+
+    wxColour colFg = parent->GetForegroundColour();
+    SetForegroundColour( colFg );
+
+    m_cursor = wxCursor( wxCURSOR_IBEAM );
+
+    // FIXME: is the bg colour correct here?
+    wxTextAttr attrDef( colFg,
+                        wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW),
+                        parent->GetFont() );
+    SetDefaultStyle( attrDef );
 
     Show( TRUE );
 
@@ -277,7 +439,7 @@ void wxTextCtrl::CalculateScrollbar()
 
 wxString wxTextCtrl::GetValue() const
 {
-    wxCHECK_MSG( m_text != NULL, _T(""), _T("invalid text ctrl") );
+    wxCHECK_MSG( m_text != NULL, wxT(""), wxT("invalid text ctrl") );
 
     wxString tmp;
     if (m_windowStyle & wxTE_MULTILINE)
@@ -296,68 +458,84 @@ wxString wxTextCtrl::GetValue() const
 
 void wxTextCtrl::SetValue( const wxString &value )
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
-
-    wxString tmp = _T("");
-    if (!value.IsNull()) tmp = value;
     if (m_windowStyle & wxTE_MULTILINE)
     {
         gint len = gtk_text_get_length( GTK_TEXT(m_text) );
         gtk_editable_delete_text( GTK_EDITABLE(m_text), 0, len );
         len = 0;
 #if wxUSE_UNICODE
-        wxWX2MBbuf tmpbuf = tmp.mbc_str();
+        wxWX2MBbuf tmpbuf = value.mbc_str();
         gtk_editable_insert_text( GTK_EDITABLE(m_text), tmpbuf, strlen(tmpbuf), &len );
 #else
-        gtk_editable_insert_text( GTK_EDITABLE(m_text), tmp.mbc_str(), tmp.Length(), &len );
+        gtk_editable_insert_text( GTK_EDITABLE(m_text), value.mbc_str(), value.Length(), &len );
 #endif
     }
     else
     {
-        gtk_entry_set_text( GTK_ENTRY(m_text), tmp.mbc_str() );
+        gtk_entry_set_text( GTK_ENTRY(m_text), value.mbc_str() );
     }
 
-    gtk_signal_connect( GTK_OBJECT(m_text), "changed",
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+    // GRG, Jun/2000: Changed this after a lot of discussion in
+    //   the lists. wxWindows 2.2 will have a set of flags to
+    //   customize this behaviour.
+    SetInsertionPoint(0);
+
+    m_modified = FALSE;
 }
 
 void wxTextCtrl::WriteText( const wxString &text )
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-    if (text.IsEmpty()) return;
+    if ( text.empty() )
+        return;
 
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+#if wxUSE_UNICODE
+    wxWX2MBbuf buf = text.mbc_str();
+    const char *txt = buf;
+    size_t txtlen = strlen(buf);
+#else
+    const char *txt = text;
+    size_t txtlen = text.length();
+#endif
 
-    if (m_windowStyle & wxTE_MULTILINE)
+    if ( m_windowStyle & wxTE_MULTILINE )
     {
         /* this moves the cursor pos to behind the inserted text */
         gint len = GTK_EDITABLE(m_text)->current_pos;
 
-#if wxUSE_UNICODE
-        wxWX2MBbuf buf = text.mbc_str();
-        gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len );
-#else
-        gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
-#endif
+        // if we have any special style, use it
+        if ( !m_defaultStyle.IsDefault() )
+        {
+            GdkFont *font = m_defaultStyle.HasFont()
+                                ? m_defaultStyle.GetFont().GetInternalFont()
+                                : NULL;
+
+            GdkColor *colFg = m_defaultStyle.HasTextColour()
+                                ? m_defaultStyle.GetTextColour().GetColor()
+                                : NULL;
+
+            GdkColor *colBg = m_defaultStyle.HasBackgroundColour()
+                                ? m_defaultStyle.GetBackgroundColour().GetColor()
+                                : NULL;
+
+            gtk_text_insert( GTK_TEXT(m_text), font, colFg, colBg, txt, txtlen );
+        }
+        else // no style
+        {
+            gtk_editable_insert_text( GTK_EDITABLE(m_text), txt, txtlen, &len );
+        }
 
         /* bring editable's cursor uptodate. bug in GTK. */
         GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
     }
-    else
+    else // single line
     {
         /* this moves the cursor pos to behind the inserted text */
         gint len = GTK_EDITABLE(m_text)->current_pos;
-#if wxUSE_UNICODE
-        wxWX2MBbuf buf = text.mbc_str();
-        gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len );
-#else
-        gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
-#endif
+        gtk_editable_insert_text( GTK_EDITABLE(m_text), txt, txtlen, &len );
 
         /* bring editable's cursor uptodate. bug in GTK. */
         GTK_EDITABLE(m_text)->current_pos += text.Len();
@@ -365,56 +543,56 @@ void wxTextCtrl::WriteText( const wxString &text )
         /* bring entry's cursor uptodate. bug in GTK. */
         gtk_entry_set_position( GTK_ENTRY(m_text), GTK_EDITABLE(m_text)->current_pos );
     }
-
-    gtk_signal_connect( GTK_OBJECT(m_text), "changed",
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
 }
 
 void wxTextCtrl::AppendText( const wxString &text )
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-    if (text.IsEmpty()) return;
+    if ( text.empty() )
+        return;
 
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+#if wxUSE_UNICODE
+    wxWX2MBbuf buf = text.mbc_str();
+    const char *txt = buf;
+    size_t txtlen = strlen(buf);
+#else
+    const char *txt = text;
+    size_t txtlen = text.length();
+#endif
 
     if (m_windowStyle & wxTE_MULTILINE)
     {
-        bool hasSpecialAttributes = m_font.Ok() ||
-                                    m_foregroundColour.Ok() ||
-                                    m_backgroundColour.Ok();
-        if ( hasSpecialAttributes )
+        if ( !m_defaultStyle.IsDefault() )
         {
-             gtk_text_insert( GTK_TEXT(m_text),
-                              m_font.GetInternalFont(),
-                              m_foregroundColour.GetColor(),
-                              m_backgroundColour.GetColor(),
-                              text, text.length());
+            GdkFont *font = m_defaultStyle.HasFont()
+                                ? m_defaultStyle.GetFont().GetInternalFont()
+                                : NULL;
+
+            GdkColor *colFg = m_defaultStyle.HasTextColour()
+                                ? m_defaultStyle.GetTextColour().GetColor()
+                                : NULL;
 
+            GdkColor *colBg = m_defaultStyle.HasBackgroundColour()
+                                ? m_defaultStyle.GetBackgroundColour().GetColor()
+                                : NULL;
+
+            gtk_text_insert( GTK_TEXT(m_text), font, colFg, colBg, txt, txtlen );
         }
-        else
+        else // no style
         {
             /* we'll insert at the last position */
             gint len = gtk_text_get_length( GTK_TEXT(m_text) );
-#if wxUSE_UNICODE
-            wxWX2MBbuf buf = text.mbc_str();
-            gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &len );
-#else
-            gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
-#endif
+            gtk_editable_insert_text( GTK_EDITABLE(m_text), txt, txtlen, &len );
         }
 
         /* bring editable's cursor uptodate. bug in GTK. */
         GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
     }
-    else
+    else // single line
     {
-        gtk_entry_append_text( GTK_ENTRY(m_text), text.mbc_str() );
+        gtk_entry_append_text( GTK_ENTRY(m_text), txt );
     }
-
-    gtk_signal_connect( GTK_OBJECT(m_text), "changed",
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
 }
 
 wxString wxTextCtrl::GetLineText( long lineNo ) const
@@ -426,7 +604,7 @@ wxString wxTextCtrl::GetLineText( long lineNo ) const
 
     if (text)
     {
-        wxString buf(_T(""));
+        wxString buf(wxT(""));
         long i;
         int currentLine = 0;
         for (i = 0; currentLine != lineNo && text[i]; i++ )
@@ -454,7 +632,7 @@ void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) )
 {
   /* If you implement this, don't forget to update the documentation!
    * (file docs/latex/wx/text.tex) */
-    wxFAIL_MSG( _T("wxTextCtrl::OnDropFiles not implemented") );
+    wxFAIL_MSG( wxT("wxTextCtrl::OnDropFiles not implemented") );
 }
 
 bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
@@ -473,7 +651,7 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
         const wxChar* stop = text.c_str() + pos;
         for ( const wxChar *p = text.c_str(); p < stop; p++ )
         {
-            if (*p == _T('\n'))
+            if (*p == wxT('\n'))
             {
                 (*y)++;
                 *x=0;
@@ -549,7 +727,7 @@ int wxTextCtrl::GetNumberOfLines() const
 
 void wxTextCtrl::SetInsertionPoint( long pos )
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
     if (m_windowStyle & wxTE_MULTILINE)
     {
@@ -580,13 +758,13 @@ void wxTextCtrl::SetInsertionPoint( long pos )
 
         /* bring editable's cursor uptodate. bug in GTK. */
 
-        GTK_EDITABLE(m_text)->current_pos = pos;
+        GTK_EDITABLE(m_text)->current_pos = (guint32)pos;
     }
 }
 
 void wxTextCtrl::SetInsertionPointEnd()
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
     if (m_windowStyle & wxTE_MULTILINE)
         SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text)));
@@ -596,7 +774,7 @@ void wxTextCtrl::SetInsertionPointEnd()
 
 void wxTextCtrl::SetEditable( bool editable )
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
     if (m_windowStyle & wxTE_MULTILINE)
         gtk_text_set_editable( GTK_TEXT(m_text), editable );
@@ -604,6 +782,47 @@ void wxTextCtrl::SetEditable( bool editable )
         gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
 }
 
+bool wxTextCtrl::Enable( bool enable )
+{
+    if (!wxWindowBase::Enable(enable))
+    {
+        // nothing to do
+        return FALSE;
+    }
+
+    if (m_windowStyle & wxTE_MULTILINE)
+    {
+        gtk_text_set_editable( GTK_TEXT(m_text), enable );
+        OnParentEnable(enable);
+    }
+    else
+    {
+        gtk_widget_set_sensitive( m_text, enable );
+    }
+
+    return TRUE;
+}
+
+// wxGTK-specific: called recursively by Enable,
+// to give widgets an oppprtunity to correct their colours after they
+// have been changed by Enable
+void wxTextCtrl::OnParentEnable( bool enable )
+{
+    // If we have a custom background colour, we use this colour in both
+    // disabled and enabled mode, or we end up with a different colour under the
+    // text.
+    wxColour oldColour = GetBackgroundColour();
+    if (oldColour.Ok())
+    {
+        // Need to set twice or it'll optimize the useful stuff out
+        if (oldColour == * wxWHITE)
+            SetBackgroundColour(*wxBLACK);
+        else
+            SetBackgroundColour(*wxWHITE);
+        SetBackgroundColour(oldColour);
+    }
+}
+
 void wxTextCtrl::DiscardEdits()
 {
     m_modified = FALSE;
@@ -611,7 +830,15 @@ void wxTextCtrl::DiscardEdits()
 
 void wxTextCtrl::SetSelection( long from, long to )
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
+
+    if ( (m_windowStyle & wxTE_MULTILINE) &&
+         !GTK_TEXT(m_text)->line_start_cache )
+    {
+        // tell the programmer that it didn't work
+        wxLogDebug(_T("Can't call SetSelection() before realizing the control"));
+        return;
+    }
 
     gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to );
 }
@@ -623,14 +850,14 @@ void wxTextCtrl::ShowPosition( long WXUNUSED(pos) )
 
 long wxTextCtrl::GetInsertionPoint() const
 {
-    wxCHECK_MSG( m_text != NULL, 0, _T("invalid text ctrl") );
+    wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
 
     return (long) GTK_EDITABLE(m_text)->current_pos;
 }
 
 long wxTextCtrl::GetLastPosition() const
 {
-    wxCHECK_MSG( m_text != NULL, 0, _T("invalid text ctrl") );
+    wxCHECK_MSG( m_text != NULL, 0, wxT("invalid text ctrl") );
 
     int pos = 0;
     if (m_windowStyle & wxTE_MULTILINE)
@@ -643,23 +870,14 @@ long wxTextCtrl::GetLastPosition() const
 
 void wxTextCtrl::Remove( long from, long to )
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
-
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
     gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
-
-    gtk_signal_connect( GTK_OBJECT(m_text), "changed",
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
 }
 
 void wxTextCtrl::Replace( long from, long to, const wxString &value )
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
-
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
     gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
 
@@ -673,31 +891,22 @@ void wxTextCtrl::Replace( long from, long to, const wxString &value )
         gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos );
 #endif
     }
-
-    gtk_signal_connect( GTK_OBJECT(m_text), "changed",
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
 }
 
 void wxTextCtrl::Cut()
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
-
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
 #if (GTK_MINOR_VERSION > 0)
     gtk_editable_cut_clipboard( GTK_EDITABLE(m_text) );
 #else
     gtk_editable_cut_clipboard( GTK_EDITABLE(m_text), 0 );
 #endif
-
-    gtk_signal_connect( GTK_OBJECT(m_text), "changed",
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
 }
 
 void wxTextCtrl::Copy()
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
 #if (GTK_MINOR_VERSION > 0)
     gtk_editable_copy_clipboard( GTK_EDITABLE(m_text) );
@@ -708,19 +917,13 @@ void wxTextCtrl::Copy()
 
 void wxTextCtrl::Paste()
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
-
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_text),
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
 #if (GTK_MINOR_VERSION > 0)
     gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) );
 #else
     gtk_editable_paste_clipboard( GTK_EDITABLE(m_text), 0 );
 #endif
-
-    gtk_signal_connect( GTK_OBJECT(m_text), "changed",
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
 }
 
 bool wxTextCtrl::CanCopy() const
@@ -736,7 +939,7 @@ bool wxTextCtrl::CanCut() const
     // Can cut if there's a selection
     long from, to;
     GetSelection(& from, & to);
-    return (from != to) ;
+    return (from != to) && (IsEditable());
 }
 
 bool wxTextCtrl::CanPaste() const
@@ -748,49 +951,64 @@ bool wxTextCtrl::CanPaste() const
 void wxTextCtrl::Undo()
 {
     // TODO
-    wxFAIL_MSG( _T("wxTextCtrl::Undo not implemented") );
+    wxFAIL_MSG( wxT("wxTextCtrl::Undo not implemented") );
 }
 
 void wxTextCtrl::Redo()
 {
     // TODO
-    wxFAIL_MSG( _T("wxTextCtrl::Redo not implemented") );
+    wxFAIL_MSG( wxT("wxTextCtrl::Redo not implemented") );
 }
 
 bool wxTextCtrl::CanUndo() const
 {
     // TODO
-    wxFAIL_MSG( _T("wxTextCtrl::CanUndo not implemented") );
+    wxFAIL_MSG( wxT("wxTextCtrl::CanUndo not implemented") );
     return FALSE;
 }
 
 bool wxTextCtrl::CanRedo() const
 {
     // TODO
-    wxFAIL_MSG( _T("wxTextCtrl::CanRedo not implemented") );
+    wxFAIL_MSG( wxT("wxTextCtrl::CanRedo not implemented") );
     return FALSE;
 }
 
 // If the return values from and to are the same, there is no
 // selection.
-void wxTextCtrl::GetSelection(long* from, long* to) const
+void wxTextCtrl::GetSelection(long* fromOut, long* toOut) const
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
-    if (!(GTK_EDITABLE(m_text)->has_selection))
+    long from, to;
+    if ( !(GTK_EDITABLE(m_text)->has_selection) )
     {
-        if (from) *from = 0;
-        if (to)   *to = 0;
-        return;
+        from =
+        to = GetInsertionPoint();
     }
+    else // got selection
+    {
+        from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
+        to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
 
-    if (from) *from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
-    if (to)   *to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
+        if ( from > to )
+        {
+            // exchange them to be compatible with wxMSW
+            long tmp = from;
+            from = to;
+            to = tmp;
+        }
+    }
+
+    if ( fromOut )
+        *fromOut = from;
+    if ( toOut )
+        *toOut = to;
 }
 
 bool wxTextCtrl::IsEditable() const
 {
-    wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+    wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
 
     return GTK_EDITABLE(m_text)->editable;
 }
@@ -802,20 +1020,35 @@ bool wxTextCtrl::IsModified() const
 
 void wxTextCtrl::Clear()
 {
-    SetValue( _T("") );
+    SetValue( wxT("") );
 }
 
 void wxTextCtrl::OnChar( wxKeyEvent &key_event )
 {
-    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+    wxCHECK_RET( m_text != NULL, wxT("invalid text ctrl") );
 
     if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
     {
         wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
         event.SetEventObject(this);
+        event.SetString(GetValue());
         if (GetEventHandler()->ProcessEvent(event)) return;
     }
 
+    if ((key_event.KeyCode() == WXK_RETURN) && !(m_windowStyle & wxTE_MULTILINE))
+    {
+        wxWindow *top_frame = m_parent;
+        while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
+            top_frame = top_frame->GetParent();
+        GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
+
+        if (window->default_widget)
+        {
+            gtk_widget_activate (window->default_widget);
+            return;
+        }
+    }
+
     key_event.Skip();
 }
 
@@ -835,7 +1068,7 @@ 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, _T("invalid text ctrl") );
+    wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
 
     if ( !wxWindowBase::SetFont(font) )
     {
@@ -845,31 +1078,51 @@ bool wxTextCtrl::SetFont( const wxFont &font )
 
     if ( m_windowStyle & wxTE_MULTILINE )
     {
-        // for compatibility with other ports: the font is a global controls
-        // characteristic, so change the font globally
-        wxString value = GetValue();
-        if ( !value.IsEmpty() )
-        {
-            Clear();
+        m_updateFont = TRUE;
 
-            AppendText(value);
-        }
+        ChangeFontGlobally();
     }
 
     return TRUE;
 }
 
-bool wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) )
+void wxTextCtrl::ChangeFontGlobally()
 {
-    wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+    // this method is very inefficient and hence should be called as rarely as
+    // possible!
+    wxASSERT_MSG( (m_windowStyle & wxTE_MULTILINE) && m_updateFont,
+                  _T("shouldn't be called for single line controls") );
 
-    // doesn't work
-    return FALSE;
+    wxString value = GetValue();
+    if ( !value.IsEmpty() )
+    {
+        Clear();
+        AppendText(value);
+
+        m_updateFont = FALSE;
+    }
+}
+
+void wxTextCtrl::UpdateFontIfNeeded()
+{
+    if ( m_updateFont )
+        ChangeFontGlobally();
+}
+
+bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
+{
+    if ( !wxControl::SetForegroundColour(colour) )
+        return FALSE;
+
+    // update default fg colour too
+    m_defaultStyle.SetTextColour(colour);
+
+    return TRUE;
 }
 
 bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
 {
-    wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+    wxCHECK_MSG( m_text != NULL, FALSE, wxT("invalid text ctrl") );
 
     wxControl::SetBackgroundColour( colour );
 
@@ -897,9 +1150,72 @@ bool wxTextCtrl::SetBackgroundColour( const wxColour &colour )
         gdk_window_clear( window );
     }
 
+    // change active background color too
+    m_defaultStyle.SetBackgroundColour( colour );
+
     return TRUE;
 }
 
+bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr &style )
+{
+    /* VERY dirty way to do that - removes the required text and re-adds it
+       with styling (FIXME) */
+    if ( m_windowStyle & wxTE_MULTILINE )
+    {
+        if ( style.IsDefault() )
+        {
+            // nothing to do
+            return TRUE;
+        }
+
+        gint l = gtk_text_get_length( GTK_TEXT(m_text) );
+
+        wxCHECK_MSG( start >= 0 && end <= l, FALSE,
+                     _T("invalid range in wxTextCtrl::SetStyle") );
+
+        gint old_pos = gtk_editable_get_position( GTK_EDITABLE(m_text) );
+        char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), start, end );
+        wxString tmp(text,*wxConvCurrent);
+        g_free( text );
+
+        gtk_editable_delete_text( GTK_EDITABLE(m_text), start, end );
+        gtk_editable_set_position( GTK_EDITABLE(m_text), start );
+
+#if wxUSE_UNICODE
+        wxWX2MBbuf buf = tmp.mbc_str();
+        const char *txt = buf;
+        size_t txtlen = strlen(buf);
+#else
+        const char *txt = tmp;
+        size_t txtlen = tmp.length();
+#endif
+
+        GdkFont *font = style.HasFont()
+                            ? style.GetFont().GetInternalFont()
+                            : NULL;
+
+        GdkColor *colFg = style.HasTextColour()
+                            ? style.GetTextColour().GetColor()
+                            : NULL;
+
+        GdkColor *colBg = style.HasBackgroundColour()
+                            ? style.GetBackgroundColour().GetColor()
+                            : NULL;
+
+        gtk_text_insert( GTK_TEXT(m_text), font, colFg, colBg, txt, txtlen );
+
+        /* does not seem to help under GTK+ 1.2 !!!
+        gtk_editable_set_position( GTK_EDITABLE(m_text), old_pos ); */
+        SetInsertionPoint( old_pos );
+        return TRUE;
+    }
+    else // singe line
+    {
+        // cannot do this for GTK+'s Entry widget
+        return FALSE;
+    }
+}
+
 void wxTextCtrl::ApplyWidgetStyle()
 {
     if (m_windowStyle & wxTE_MULTILINE)
@@ -962,3 +1278,37 @@ void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
 {
     event.Enable( CanRedo() );
 }
+
+void wxTextCtrl::OnInternalIdle()
+{
+    wxCursor cursor = m_cursor;
+    if (g_globalCursor.Ok()) cursor = g_globalCursor;
+
+    if (cursor.Ok())
+    {
+        GdkWindow *window = (GdkWindow*) NULL;
+        if (HasFlag(wxTE_MULTILINE))
+            window = GTK_TEXT(m_text)->text_area;
+        else
+            window = GTK_ENTRY(m_text)->text_area;
+
+        if (window)
+            gdk_window_set_cursor( window, cursor.GetCursor() );
+
+        if (!g_globalCursor.Ok())
+            cursor = *wxSTANDARD_CURSOR;
+
+        window = m_widget->window;
+        if ((window) && !(GTK_WIDGET_NO_WINDOW(m_widget)))
+            gdk_window_set_cursor( window, cursor.GetCursor() );
+    }
+
+    UpdateWindowUI();
+}
+
+wxSize wxTextCtrl::DoGetBestSize() const
+{
+    // FIXME should be different for multi-line controls...
+    wxSize ret( wxControl::DoGetBestSize() );
+    return wxSize(80, ret.y);
+}