renamed wxWindow::Clear() to ClearBackground() for wxGTK as well

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

diff --git a/src/gtk/stattext.cpp b/src/gtk/stattext.cpp
index eb35971c6a5328e0a11b150221aaf6dac8eacea5..90c9857ac09ef4da608ea17aaf75cdcf5ff0cfa3 100644 (file)
--- a/src/gtk/stattext.cpp
+++ b/src/gtk/stattext.cpp
@@ -7,16 +7,26 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "stattext.h"
 #endif
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#if wxUSE_STATTEXT
+
 #include "wx/stattext.h"
+#include "wx/gtk/private.h"
 
 #include "gdk/gdk.h"
 #include "gtk/gtk.h"
 
+extern "C"
+void wxgtk_window_size_request_callback(GtkWidget *widget,
+                                        GtkRequisition *requisition,
+                                        wxWindow *win);
+
 //-----------------------------------------------------------------------------
 // wxStaticText
 //-----------------------------------------------------------------------------
@@ -52,7 +62,7 @@ bool wxStaticText::Create(wxWindow *parent,
         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
     {
         wxFAIL_MSG( wxT("wxXX creation failed") );
-       return FALSE;
+        return FALSE;
     }
 
     // notice that we call the base class version which will just remove the
@@ -60,8 +70,8 @@ bool wxStaticText::Create(wxWindow *parent,
     // because the label is not yet created and because SetLabel() has a side
     // effect of changing the control size which might not be desirable
     wxControl::SetLabel(label);
-    m_widget = gtk_label_new( m_label.mbc_str() );
-
+    m_widget = gtk_label_new( wxGTK_CONV( m_label ) );
+    
     GtkJustification justify;
     if ( style & wxALIGN_CENTER )
       justify = GTK_JUSTIFY_CENTER;
@@ -71,28 +81,49 @@ bool wxStaticText::Create(wxWindow *parent,
       justify = GTK_JUSTIFY_LEFT;
     gtk_label_set_justify(GTK_LABEL(m_widget), justify);
 
-//#if GTK_MINOR_VERSION == 2
     // GTK_JUSTIFY_LEFT is 0, RIGHT 1 and CENTER 2
     static const float labelAlignments[] = { 0.0, 1.0, 0.5 };
     gtk_misc_set_alignment(GTK_MISC(m_widget), labelAlignments[justify], 0.0);
-//#endif // GTK 1.2.x
-    
-    GtkRequisition req;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT(m_widget)->klass )->size_request ) (m_widget, &req );
 
-    wxSize newSize = size;
-    if (newSize.x == -1) newSize.x = req.width;
-    if (newSize.y == -1) newSize.y = req.height;
-    SetSize( newSize.x, newSize.y );
+    // do not move this call elsewhere
+    gtk_label_set_line_wrap( GTK_LABEL(m_widget), FALSE );
 
     m_parent->DoAddChild( this );
 
     PostCreation();
+    
+    // the bug below only happens with GTK 2
+#ifdef __WXGTK20__
+    if ( justify != GTK_JUSTIFY_LEFT )
+    {
+        // if we let GTK call wxgtk_window_size_request_callback the label
+        // always shrinks to its minimal size for some reason and so no
+        // alignment except the default left doesn't work (in fact it does,
+        // but you don't see it)
+        gtk_signal_disconnect_by_func
+        (
+            GTK_OBJECT(m_widget),
+            GTK_SIGNAL_FUNC(wxgtk_window_size_request_callback),
+            (gpointer) this
+        );
+    }
+#endif // __WXGTK20__
+
+    ApplyWidgetStyle();
+
+    wxControl::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 );
 
     SetBackgroundColour( parent->GetBackgroundColour() );
     SetForegroundColour( parent->GetForegroundColour() );
-    SetFont( parent->GetFont() );
-
     Show( TRUE );
 
     return TRUE;
@@ -100,8 +131,13 @@ bool wxStaticText::Create(wxWindow *parent,
 
 wxString wxStaticText::GetLabel() const
 {
-    char *str = (char *) NULL;
-    gtk_label_get( GTK_LABEL(m_widget), &str );
+    GtkLabel *label = GTK_LABEL(m_widget);
+
+#ifdef __WXGTK20__
+    wxString str = wxGTK_CONV_BACK( gtk_label_get_text( label ) );
+#else
+    wxString str = wxString( label->label );
+#endif
 
     return wxString(str);
 }
@@ -110,16 +146,22 @@ void wxStaticText::SetLabel( const wxString &label )
 {
     wxControl::SetLabel(label);
 
-    gtk_label_set( GTK_LABEL(m_widget), m_label.mbc_str() );
+    gtk_label_set( GTK_LABEL(m_widget), wxGTK_CONV( m_label ) );
 
-    // adjust the label size to the new label
+    // adjust the label size to the new label unless disabled
+    if (!HasFlag(wxST_NO_AUTORESIZE))
+        SetSize( GetBestSize() );
+}
 
-    // TODO there should be a way to prevent SetLabel() from doing it (an
-    //      additional parameter?)
-    GtkRequisition req;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT(m_widget)->klass )->size_request ) (m_widget, &req );
+bool wxStaticText::SetFont( const wxFont &font )
+{
+    bool ret = wxControl::SetFont(font);
 
-    SetSize( req.width, req.height );
+    // adjust the label size to the new label unless disabled
+    if (!HasFlag(wxST_NO_AUTORESIZE))
+        SetSize( GetBestSize() );
+    
+    return ret;
 }
 
 void wxStaticText::ApplyWidgetStyle()
@@ -128,3 +170,22 @@ void wxStaticText::ApplyWidgetStyle()
     gtk_widget_set_style( m_widget, m_widgetStyle );
 }
 
+wxSize wxStaticText::DoGetBestSize() const
+{
+    // Do not return any arbitrary default value...
+    wxASSERT_MSG( m_widget, wxT("wxStaticText::DoGetBestSize called before creation") );
+
+    // this invalidates the size request
+    gtk_label_set_line_wrap( GTK_LABEL(m_widget), TRUE );
+    gtk_label_set_line_wrap( GTK_LABEL(m_widget), FALSE );
+
+    GtkRequisition req;
+    req.width = 2;
+    req.height = 2;
+    (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
+        (m_widget, &req );
+
+    return wxSize(req.width, req.height);
+}
+
+#endif // wxUSE_STATTEXT