X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3c679789bdbc8b42b7b71828b0f02f97614ee574..18027d49b9daea9f8808052d927246b4489b0ef9:/src/gtk/textctrl.cpp

diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp
index de650285b7..c9c22b2e0f 100644
--- a/src/gtk/textctrl.cpp
+++ b/src/gtk/textctrl.cpp
@@ -35,7 +35,8 @@ extern bool g_isIdle;
 // data
 //-----------------------------------------------------------------------------
 
-extern bool   g_blockEventsOnDrag;
+extern bool       g_blockEventsOnDrag;
+extern wxCursor   g_globalCursor;
 
 //-----------------------------------------------------------------------------
 //  "changed"
@@ -46,7 +47,7 @@ gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
 {
     if (!win->m_hasVMT) return;
 
-    if (g_isIdle) 
+    if (g_isIdle)
         wxapp_install_idle_handler();
 
     win->SetModified();
@@ -65,8 +66,8 @@ static void
 gtk_scrollbar_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
 {
     if (!win->m_hasVMT) return;
-    
-    if (g_isIdle) 
+
+    if (g_isIdle)
         wxapp_install_idle_handler();
 
     win->CalculateScrollbar();
@@ -94,31 +95,11 @@ BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
     EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
 END_EVENT_TABLE()
 
-#ifndef NO_TEXT_WINDOW_STREAM
-wxTextCtrl::wxTextCtrl() : streambuf()
-{
-    if (allocate()) setp(base(),ebuf());
-
-    m_modified = FALSE;
-}
-#else
 wxTextCtrl::wxTextCtrl()
 {
     m_modified = FALSE;
 }
-#endif
-
-#ifndef NO_TEXT_WINDOW_STREAM
-wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value,
-      const wxPoint &pos, const wxSize &size,
-      int style, const wxValidator& validator, const wxString &name ) : streambuf()
-{
-    if (allocate()) setp(base(),ebuf());
 
-    m_modified = FALSE;
-    Create( parent, id, value, pos, size, style, validator, name );
-}
-#else
 wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value,
       const wxPoint &pos, const wxSize &size,
       int style, const wxValidator& validator, const wxString &name )
@@ -126,7 +107,6 @@ wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value,
     m_modified = FALSE;
     Create( parent, id, value, pos, size, style, validator, name );
 }
-#endif
 
 bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
       const wxPoint &pos, const wxSize &size,
@@ -135,18 +115,26 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
     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( _T("wxTextCtrl creation failed") );
+	return FALSE;
+    }
 
-    SetValidator( validator );
 
     m_vScrollbarVisible = FALSE;
 
     bool multi_line = (style & wxTE_MULTILINE) != 0;
     if (multi_line)
     {
+#if (GTK_MINOR_VERSION > 2)
         /* a multi-line edit control: create a vertical scrollbar by default and
            horizontal if requested */
         bool bHasHScrollbar = (style & wxHSCROLL) != 0;
+#else
+        bool bHasHScrollbar = FALSE;
+#endif
 
         /* create our control ... */
         m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
@@ -161,22 +149,24 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
 
         /* always wrap words */
         gtk_text_set_word_wrap( GTK_TEXT(m_text), TRUE );
+
+#if (GTK_MINOR_VERSION > 2)
         /* put the horizontal scrollbar in the lower left hand corner */
         if (bHasHScrollbar)
         {
             GtkWidget *hscrollbar = gtk_hscrollbar_new(GTK_TEXT(m_text)->hadj);
             GTK_WIDGET_UNSET_FLAGS( hscrollbar, GTK_CAN_FOCUS );
             gtk_table_attach(GTK_TABLE(m_widget), hscrollbar, 0, 1, 1, 2,
-                       (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
+                       (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK),
                        GTK_FILL,
                        0, 0);
             gtk_widget_show(hscrollbar);
 
-#if (GTK_MINOR_VERSION > 0)
             /* don't wrap lines, otherwise we wouldn't need the scrollbar */
             gtk_text_set_line_wrap( GTK_TEXT(m_text), FALSE );
-#endif
         }
+#endif
+
         /* finally, put the vertical scrollbar in the upper right corner */
         m_vScrollbar = gtk_vscrollbar_new( GTK_TEXT(m_text)->vadj );
         GTK_WIDGET_UNSET_FLAGS( m_vScrollbar, GTK_CAN_FOCUS );
@@ -256,9 +246,11 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
             gtk_text_set_editable( GTK_TEXT(m_text), 1 );
     }
 
-    SetBackgroundColour( parent->GetBackgroundColour() );
+    SetBackgroundColour( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW) );
     SetForegroundColour( parent->GetForegroundColour() );
 
+    m_cursor = wxCursor( wxCURSOR_IBEAM );
+    
     Show( TRUE );
 
     return TRUE;
@@ -297,12 +289,12 @@ wxString wxTextCtrl::GetValue() const
     {
         gint len = gtk_text_get_length( GTK_TEXT(m_text) );
         char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
-        tmp = wxString(text,*wxConv_current);
+        tmp = wxString(text,*wxConvCurrent);
         g_free( text );
     }
     else
     {
-        tmp = wxString(gtk_entry_get_text( GTK_ENTRY(m_text) ),*wxConv_current);
+        tmp = wxString(gtk_entry_get_text( GTK_ENTRY(m_text) ),*wxConvCurrent);
     }
     return tmp;
 }
@@ -311,9 +303,6 @@ void wxTextCtrl::SetValue( 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);
-      
     wxString tmp = _T("");
     if (!value.IsNull()) tmp = value;
     if (m_windowStyle & wxTE_MULTILINE)
@@ -332,16 +321,13 @@ void wxTextCtrl::SetValue( const wxString &value )
     {
         gtk_entry_set_text( GTK_ENTRY(m_text), tmp.mbc_str() );
     }
-    
-    gtk_signal_connect( GTK_OBJECT(m_text), "changed",
-      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
 }
 
 void wxTextCtrl::WriteText( const wxString &text )
 {
     wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
 
-    if (text.IsNull()) return;
+    if (text.IsEmpty()) return;
 
     if (m_windowStyle & wxTE_MULTILINE)
     {
@@ -381,16 +367,33 @@ void wxTextCtrl::AppendText( const wxString &text )
 {
     wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
 
+    if (text.IsEmpty()) return;
+
     if (m_windowStyle & wxTE_MULTILINE)
     {
-        /* we'll insert at the last position */
-        gint len = gtk_text_get_length( GTK_TEXT(m_text) );
+        bool hasSpecialAttributes = m_font.Ok() ||
+                                    m_foregroundColour.Ok() ||
+                                    m_backgroundColour.Ok();
+        if ( hasSpecialAttributes )
+        {
+             gtk_text_insert( GTK_TEXT(m_text),
+                              m_font.GetInternalFont(),
+                              m_foregroundColour.GetColor(),
+                              m_backgroundColour.GetColor(),
+                              text.mbc_str(), text.length());
+
+        }
+        else
+        {
+            /* 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 );
+            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 );
+            gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len );
 #endif
+        }
 
         /* bring editable's cursor uptodate. bug in GTK. */
         GTK_EDITABLE(m_text)->current_pos = gtk_text_get_point( GTK_TEXT(m_text) );
@@ -401,102 +404,6 @@ void wxTextCtrl::AppendText( const wxString &text )
     }
 }
 
-bool wxTextCtrl::LoadFile( const wxString &file )
-{
-  wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
-
-  if (!wxFileExists(file)) return FALSE;
-
-  Clear();
-
-  FILE *fp = (FILE*) NULL;
-  struct stat statb;
-
-  if ((stat (FNSTRINGCAST file.fn_str(), &statb) == -1) || (statb.st_mode & S_IFMT) != S_IFREG ||
-      !(fp = fopen (FNSTRINGCAST file.fn_str(), "r")))
-  {
-      return FALSE;
-  }
-  else
-  {
-    gint len = statb.st_size;
-    char *text;
-    if (!(text = (char*)malloc ((unsigned) (len + 1))))
-    {
-      fclose (fp);
-      return FALSE;
-    }
-    if (fread (text, sizeof (char), len, fp) != (size_t) len)
-    {
-    }
-    fclose (fp);
-
-    text[len] = 0;
-
-    if (m_windowStyle & wxTE_MULTILINE)
-    {
-      gint pos = 0;
-      gtk_editable_insert_text( GTK_EDITABLE(m_text), text, len, &pos );
-    }
-    else
-    {
-      gtk_entry_set_text( GTK_ENTRY(m_text), text );
-    }
-
-    free (text);
-    m_modified = FALSE;
-    return TRUE;
-  }
-  return FALSE;
-}
-
-bool wxTextCtrl::SaveFile( const wxString &file )
-{
-  wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
-
-  if (file == _T("")) return FALSE;
-
-  FILE *fp;
-
-  if (!(fp = fopen (FNSTRINGCAST file.fn_str(), "w")))
-    {
-      return FALSE;
-    }
-  else
-    {
-      char *text = (char*) NULL;
-      gint len = 0;
-
-      if (m_windowStyle & wxTE_MULTILINE)
-      {
-        len = gtk_text_get_length( GTK_TEXT(m_text) );
-        text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len );
-      }
-      else
-      {
-        text = gtk_entry_get_text( GTK_ENTRY(m_text) );
-      }
-
-      if (fwrite (text, sizeof (char), len, fp) != (size_t) len)
-      {
-          // Did not write whole file
-      }
-
-      // Make sure newline terminates the file
-      if (text[len - 1] != '\n')
-          fputc ('\n', fp);
-
-      fclose (fp);
-
-      if (m_windowStyle & wxTE_MULTILINE) g_free( text );
-
-      m_modified = FALSE;
-      return TRUE;
-    }
-
-  return TRUE;
-}
-
 wxString wxTextCtrl::GetLineText( long lineNo ) const
 {
   if (m_windowStyle & wxTE_MULTILINE)
@@ -537,7 +444,7 @@ void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) )
     wxFAIL_MSG( _T("wxTextCtrl::OnDropFiles not implemented") );
 }
 
-long wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
+bool wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
 {
     if ( m_windowStyle & wxTE_MULTILINE )
     {
@@ -684,6 +591,11 @@ void wxTextCtrl::SetEditable( bool editable )
         gtk_entry_set_editable( GTK_ENTRY(m_text), editable );
 }
 
+void wxTextCtrl::DiscardEdits()
+{
+    m_modified = FALSE;
+}
+
 void wxTextCtrl::SetSelection( long from, long to )
 {
     wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
@@ -693,7 +605,7 @@ void wxTextCtrl::SetSelection( long from, long to )
 
 void wxTextCtrl::ShowPosition( long WXUNUSED(pos) )
 {
-    wxFAIL_MSG( _T("wxTextCtrl::ShowPosition not implemented") );
+//    SetInsertionPoint( pos );
 }
 
 long wxTextCtrl::GetInsertionPoint() const
@@ -728,14 +640,17 @@ void wxTextCtrl::Replace( long from, long to, const wxString &value )
     wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
 
     gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to );
-    if (value.IsNull()) return;
-    gint pos = (gint)from;
+
+    if (!value.IsEmpty())
+    {
+        gint pos = (gint)from;
 #if wxUSE_UNICODE
-    wxWX2MBbuf buf = value.mbc_str();
-    gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &pos );
+        wxWX2MBbuf buf = value.mbc_str();
+        gtk_editable_insert_text( GTK_EDITABLE(m_text), buf, strlen(buf), &pos );
 #else
-    gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos );
+        gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos );
 #endif
+    }
 }
 
 void wxTextCtrl::Cut()
@@ -823,17 +738,29 @@ bool wxTextCtrl::CanRedo() const
 // selection.
 void wxTextCtrl::GetSelection(long* from, long* to) const
 {
-    // TODO
-    *from = 0;
-    *to = 0;
-    wxFAIL_MSG( _T("wxTextCtrl::GetSelection not implemented") );
+    wxCHECK_RET( m_text != NULL, _T("invalid text ctrl") );
+
+    if (!(GTK_EDITABLE(m_text)->has_selection))
+    {
+        if (from) *from = 0;
+        if (to)   *to = 0;
+        return;
+    }
+
+    if (from) *from = (long) GTK_EDITABLE(m_text)->selection_start_pos;
+    if (to)   *to = (long) GTK_EDITABLE(m_text)->selection_end_pos;
 }
 
 bool wxTextCtrl::IsEditable() const
 {
-    // TODO
-    wxFAIL_MSG( _T("wxTextCtrl::IsEditable not implemented") );
-    return FALSE;
+    wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
+
+    return GTK_EDITABLE(m_text)->editable;
+}
+
+bool wxTextCtrl::IsModified() const
+{
+    return m_modified;
 }
 
 void wxTextCtrl::Clear()
@@ -855,85 +782,6 @@ void wxTextCtrl::OnChar( wxKeyEvent &key_event )
     key_event.Skip();
 }
 
-#ifndef NO_TEXT_WINDOW_STREAM
-int wxTextCtrl::overflow( int WXUNUSED(c) )
-{
-    int len = pptr() - pbase();
-    char *txt = new char[len+1];
-    strncpy(txt, pbase(), len);
-    txt[len] = '\0';
-    (*this) << txt;
-    setp(pbase(), epptr());
-    delete[] txt;
-    return EOF;
-}
-
-int wxTextCtrl::sync()
-{
-    int len = pptr() - pbase();
-    char *txt = new char[len+1];
-    strncpy(txt, pbase(), len);
-    txt[len] = '\0';
-    (*this) << txt;
-    setp(pbase(), epptr());
-    delete[] txt;
-    return 0;
-}
-
-int wxTextCtrl::underflow()
-{
-    return EOF;
-}
-
-wxTextCtrl& wxTextCtrl::operator<<(const wxString& s)
-{
-    AppendText(s);
-    return *this;
-}
-
-wxTextCtrl& wxTextCtrl::operator<<(float f)
-{
-    static char buf[100];
-    sprintf(buf, "%.2f", f);
-    AppendText(buf);
-    return *this;
-}
-
-wxTextCtrl& wxTextCtrl::operator<<(double d)
-{
-    static char buf[100];
-    sprintf(buf, "%.2f", d);
-    AppendText(buf);
-    return *this;
-}
-
-wxTextCtrl& wxTextCtrl::operator<<(int i)
-{
-    static char buf[100];
-    sprintf(buf, "%i", i);
-    AppendText(buf);
-    return *this;
-}
-
-wxTextCtrl& wxTextCtrl::operator<<(long i)
-{
-    static char buf[100];
-    sprintf(buf, "%ld", i);
-    AppendText(buf);
-    return *this;
-}
-
-wxTextCtrl& wxTextCtrl::operator<<(const char c)
-{
-    char buf[2];
-
-    buf[0] = c;
-    buf[1] = 0;
-    AppendText(buf);
-    return *this;
-}
-#endif
-
 GtkWidget* wxTextCtrl::GetConnectWidget()
 {
     return GTK_WIDGET(m_text);
@@ -947,12 +795,31 @@ bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window )
         return (window == GTK_ENTRY(m_text)->text_area);
 }
 
-bool wxTextCtrl::SetFont( const wxFont &WXUNUSED(font) )
+// the font will change for subsequent text insertiongs
+bool wxTextCtrl::SetFont( const wxFont &font )
 {
     wxCHECK_MSG( m_text != NULL, FALSE, _T("invalid text ctrl") );
 
-    // doesn't work
-    return FALSE;
+    if ( !wxWindowBase::SetFont(font) )
+    {
+        // font didn't change, nothing to do
+        return FALSE;
+    }
+
+    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();
+
+            AppendText(value);
+        }
+    }
+
+    return TRUE;
 }
 
 bool wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) )
@@ -1058,3 +925,30 @@ 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() && m_currentGdkCursor != cursor)
+    {
+        m_currentGdkCursor = cursor;
+	
+        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)
+            gdk_window_set_cursor( window, cursor.GetCursor() );
+    }
+}