Fixed bug [ 754596 ] wxUSE_CONSTRAINTS 0 breaks AutoLayout() with sizers

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

diff --git a/src/gtk/spinbutt.cpp b/src/gtk/spinbutt.cpp
index 2ecf6885e41b4af0baae4cb12dfe089c04e201f1..899c30c81684000fd9d5bdfce05a82bf71ea1de1 100644 (file)
--- a/src/gtk/spinbutt.cpp
+++ b/src/gtk/spinbutt.cpp
@@ -8,20 +8,23 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "spinbutt.h"
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+    #pragma implementation "spinbutt.h"
+    #pragma implementation "spinbutbase.h"
 #endif
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
 #include "wx/spinbutt.h"
 
-#ifdef wxUSE_SPINBTN
+#if wxUSE_SPINBTN
 
 #include "wx/utils.h"
 
 #include <math.h>
 
-#include <gdk/gdk.h>
-#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
 
 //-----------------------------------------------------------------------------
 // idle system
@@ -51,14 +54,13 @@ static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *wi
 
     float diff = win->m_adjust->value - win->m_oldPos;
     if (fabs(diff) < sensitivity) return;
-    win->m_oldPos = win->m_adjust->value;
 
     wxEventType command = wxEVT_NULL;
 
     float line_step = win->m_adjust->step_increment;
 
-    if (fabs(diff-line_step) < sensitivity) command = wxEVT_SCROLL_LINEDOWN;
-    else if (fabs(diff+line_step) < sensitivity) command = wxEVT_SCROLL_LINEUP;
+    if (fabs(diff-line_step) < sensitivity) command = wxEVT_SCROLL_LINEUP;
+    else if (fabs(diff+line_step) < sensitivity) command = wxEVT_SCROLL_LINEDOWN;
     else command = wxEVT_SCROLL_THUMBTRACK;
 
     int value = (int)ceil(win->m_adjust->value);
@@ -66,7 +68,27 @@ static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *wi
     wxSpinEvent event( command, win->GetId());
     event.SetPosition( value );
     event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent( event );
+
+    if ((win->GetEventHandler()->ProcessEvent( event )) &&
+        !event.IsAllowed() )
+    {
+        /* program has vetoed */
+        win->m_adjust->value = win->m_oldPos;
+        
+        gtk_signal_disconnect_by_func( GTK_OBJECT (win->m_adjust),
+                        (GtkSignalFunc) gtk_spinbutt_callback,
+                        (gpointer) win );
+        
+        gtk_signal_emit_by_name( GTK_OBJECT(win->m_adjust), "value_changed" );
+
+        gtk_signal_connect( GTK_OBJECT (win->m_adjust),
+                        "value_changed",
+                        (GtkSignalFunc) gtk_spinbutt_callback,
+                        (gpointer) win );
+        return;
+    }
+    
+    win->m_oldPos = win->m_adjust->value;
     
     /* always send a thumbtrack event */
     if (command != wxEVT_SCROLL_THUMBTRACK)
@@ -84,7 +106,7 @@ static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *wi
 //-----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxSpinButton,wxControl)
-IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent);
+IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxNotifyEvent)
 
 BEGIN_EVENT_TABLE(wxSpinButton, wxControl)
     EVT_SIZE(wxSpinButton::OnSize)
@@ -109,7 +131,7 @@ bool wxSpinButton::Create(wxWindow *parent,
         !CreateBase( parent, id, pos, new_size, style, wxDefaultValidator, name ))
     {
         wxFAIL_MSG( wxT("wxXX creation failed") );
-       return FALSE;
+           return FALSE;
     }
 
     m_oldPos = 0.0;