Added chapter on collection and container classes to contents

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

diff --git a/src/gtk/stattext.cpp b/src/gtk/stattext.cpp
index e7b40878d407183b9245fd5ebea579a88aeec466..6e00a778984022dd9675ba0b10f9c9681b91a08d 100644 (file)
--- a/src/gtk/stattext.cpp
+++ b/src/gtk/stattext.cpp
@@ -4,46 +4,64 @@
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
-// Licence:    wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 
 #ifdef __GNUG__
-#pragma implementation "stattext.h"
+    #pragma implementation "stattext.h"
 #endif
 
 #include "wx/stattext.h"
 
+#include "gdk/gdk.h"
+#include "gtk/gtk.h"
+
 //-----------------------------------------------------------------------------
 // wxStaticText
 //-----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxStaticText,wxControl)
 
-wxStaticText::wxStaticText(void)
+wxStaticText::wxStaticText()
 {
 }
 
-wxStaticText::wxStaticText( wxWindow *parent, wxWindowID id, const wxString &label, 
-      const wxPoint &pos, const wxSize &size, 
-      long style, const wxString &name )
+wxStaticText::wxStaticText(wxWindow *parent,
+                           wxWindowID id,
+                           const wxString &label,
+                           const wxPoint &pos,
+                           const wxSize &size,
+                           long style,
+                           const wxString &name)
 {
   Create( parent, id, label, pos, size, style, name );
 }
 
-bool wxStaticText::Create( wxWindow *parent, wxWindowID id, const wxString &label, 
-      const wxPoint &pos, const wxSize &size, 
-      long style, const wxString &name )
+bool wxStaticText::Create(wxWindow *parent,
+                          wxWindowID id,
+                          const wxString &label,
+                          const wxPoint &pos,
+                          const wxSize &size,
+                          long style,
+                          const wxString &name )
 {
     m_needParent = TRUE;
-  
-    wxSize newSize = size;
-  
-    PreCreation( parent, id, pos, size, style, name );
-  
-    wxControl::SetLabel(label);
-    m_widget = gtk_label_new( m_label );
 
+    if (!PreCreation( parent, pos, size ) ||
+        !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
+    {
+        wxFAIL_MSG( wxT("wxXX creation failed") );
+        return FALSE;
+    }
+
+    // notice that we call the base class version which will just remove the
+    // '&' characters from the string, but not set the label's text to it
+    // 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() );
+    
     GtkJustification justify;
     if ( style & wxALIGN_CENTER )
       justify = GTK_JUSTIFY_CENTER;
@@ -53,46 +71,88 @@ bool wxStaticText::Create( wxWindow *parent, wxWindowID id, const wxString &labe
       justify = GTK_JUSTIFY_LEFT;
     gtk_label_set_justify(GTK_LABEL(m_widget), justify);
 
-    GtkRequisition req;
-    (* GTK_WIDGET_CLASS( GTK_OBJECT(m_widget)->klass )->size_request ) (m_widget, &req );
-    
-    if (newSize.x == -1) newSize.x = req.width;
-    if (newSize.y == -1) newSize.y = req.height;
-       
-    SetSize( newSize.x, newSize.y );
-  
-    m_parent->AddChild( this );
-
-    (m_parent->m_insertCallback)( m_parent, this );
-  
+    // 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);
+
+    // do not move this call elsewhere
+    gtk_label_set_line_wrap( GTK_LABEL(m_widget), FALSE );
+
+    m_parent->DoAddChild( this );
+
     PostCreation();
-  
+    
+    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() );
-
     Show( TRUE );
-    
+
     return TRUE;
 }
 
-wxString wxStaticText::GetLabel(void) const
+wxString wxStaticText::GetLabel() const
 {
     char *str = (char *) NULL;
     gtk_label_get( GTK_LABEL(m_widget), &str );
-    wxString tmp( str );
-    return tmp;
+
+    return wxString(str);
 }
 
 void wxStaticText::SetLabel( const wxString &label )
 {
     wxControl::SetLabel(label);
 
-    gtk_label_set( GTK_LABEL(m_widget), m_label );
-} 
+    gtk_label_set( GTK_LABEL(m_widget), m_label.mbc_str() );
+
+    // adjust the label size to the new label unless disabled
+    if (!HasFlag(wxST_NO_AUTORESIZE))
+        SetSize( GetBestSize() );
+}
+
+bool wxStaticText::SetFont( const wxFont &font )
+{
+    bool ret = wxControl::SetFont(font);
+
+    // adjust the label size to the new label unless disabled
+    if (!HasFlag(wxST_NO_AUTORESIZE))
+        SetSize( GetBestSize() );
+    
+    return ret;
+}
 
 void wxStaticText::ApplyWidgetStyle()
 {
     SetWidgetStyle();
     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);
+}
+