Avoid overflowing the wake up when handling events in Unix console apps.

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

diff --git a/src/gtk/statbox.cpp b/src/gtk/statbox.cpp
index c8c14a446a2afbae0b4cbe6dde4376e8bee822be..56cd02327be62225ca664c7e0ef1bed8693dc104 100644 (file)
--- a/src/gtk/statbox.cpp
+++ b/src/gtk/statbox.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        gtk/statbox.cpp
+// Name:        src/gtk/statbox.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
@@ -13,60 +13,43 @@
 #if wxUSE_STATBOX
 
 #include "wx/statbox.h"
-#include "wx/gtk/private.h"
+#include "wx/gtk/private/win_gtk.h"     // for wxPizza
 
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
-
-
-// ============================================================================
-// implementation
-// ============================================================================
+#include <gtk/gtk.h>
+#include "wx/gtk/private/gtk2-compat.h"
 
 // constants taken from GTK sources
 #define LABEL_PAD 1
 #define LABEL_SIDE_PAD 2
 
 //-----------------------------------------------------------------------------
-// "gtk_frame_size_allocate" signal
+// "size_allocate" from m_widget
 //-----------------------------------------------------------------------------
 
 extern "C" {
-
-static void
-gtk_frame_size_allocate (GtkWidget     *widget,
-                         GtkAllocation *allocation,
-                         wxStaticBox * WXUNUSED(box))
+static void size_allocate(GtkWidget* widget, GtkAllocation* alloc, void*)
 {
-    GtkFrame *frame = GTK_FRAME (widget);
-
-    // this handler gets called _after_ the GTK+'s own signal handler; thus we
-    // need to fix only the width of the GtkLabel
-    // (everything else has already been handled by the GTK+ signal handler).
-
-    if (frame->label_widget && GTK_WIDGET_VISIBLE (frame->label_widget))
+    // clip label as GTK >= 2.12 does
+    GtkWidget* label_widget = gtk_frame_get_label_widget(GTK_FRAME(widget));
+    int w = alloc->width -
+        2 * gtk_widget_get_style(widget)->xthickness - 2 * LABEL_PAD - 2 * LABEL_SIDE_PAD;
+    if (w < 0)
+        w = 0;
+
+    GtkAllocation a;
+    gtk_widget_get_allocation(label_widget, &a);
+    if (a.width > w)
     {
-        GtkAllocation ca = frame->label_widget->allocation;
-
-        // we want the GtkLabel to not exceed maxWidth:
-        int maxWidth = allocation->width - 2*LABEL_SIDE_PAD - 2*LABEL_PAD;
-        maxWidth = wxMax(2, maxWidth);      // maxWidth must always be positive!
-
-        // truncate the label to the GtkFrame width...
-        ca.width = wxMin(ca.width, maxWidth);
-        gtk_widget_size_allocate(frame->label_widget, &ca);
+        a.width = w;
+        gtk_widget_size_allocate(label_widget, &a);
     }
 }
-
 }
 
-
 //-----------------------------------------------------------------------------
 // wxStaticBox
 //-----------------------------------------------------------------------------
 
-IMPLEMENT_DYNAMIC_CLASS(wxStaticBox, wxControl)
-
 wxStaticBox::wxStaticBox()
 {
 }
@@ -98,6 +81,9 @@ bool wxStaticBox::Create( wxWindow *parent,
     }
 
     m_widget = GTKCreateFrame(label);
+    g_object_ref(m_widget);
+
+    // only base SetLabel needs to be called after GTKCreateFrame
     wxControl::SetLabel(label);
 
     m_parent->DoAddChild( this );
@@ -105,23 +91,35 @@ bool wxStaticBox::Create( wxWindow *parent,
     PostCreation(size);
 
     // need to set non default alignment?
-    gfloat xalign;
+    gfloat xalign = 0;
     if ( style & wxALIGN_CENTER )
         xalign = 0.5;
     else if ( style & wxALIGN_RIGHT )
         xalign = 1.0;
-    else // wxALIGN_LEFT
-        xalign = 0.0;
 
-    if ( style & (wxALIGN_RIGHT | wxALIGN_CENTER) ) // left alignment is default
-        gtk_frame_set_label_align(GTK_FRAME( m_widget ), xalign, 0.5);
+    gtk_frame_set_label_align(GTK_FRAME(m_widget), xalign, 0.5);
+
+    if (gtk_check_version(2, 12, 0))
+    {
+        // we connect this signal to perform label-clipping as GTK >= 2.12 does
+        g_signal_connect(m_widget, "size_allocate", G_CALLBACK(size_allocate), NULL);
+    }
+
+    return true;
+}
 
-    // in order to clip the label widget, we must connect to the size allocate
-    // signal of this GtkFrame after the default GTK+'s allocate size function
-    g_signal_connect_after (m_widget, "size_allocate",
-                            G_CALLBACK (gtk_frame_size_allocate), this);
+void wxStaticBox::AddChild( wxWindowBase *child )
+{
+    if (!m_wxwindow)
+    {
+        // make this window a container of other wxWindows by instancing a wxPizza
+        // and packing it into the GtkFrame:
+        m_wxwindow = wxPizza::New();
+        gtk_widget_show( m_wxwindow );
+        gtk_container_add( GTK_CONTAINER (m_widget), m_wxwindow );
+    }
 
-    return TRUE;
+    wxWindow::AddChild( child );
 }
 
 void wxStaticBox::SetLabel( const wxString& label )