Made dnd reentrent safe as per stable tree.

[wxWidgets.git] / src / gtk1 / spinbutt.cpp

diff --git a/src/gtk1/spinbutt.cpp b/src/gtk1/spinbutt.cpp
index 3d75387d4dbeafde3f23f8319d80fab9d726b2ef..c3f87369a153c40dddbe2399930fbed7e22b0416 100644 (file)
--- a/src/gtk1/spinbutt.cpp
+++ b/src/gtk1/spinbutt.cpp
@@ -9,18 +9,20 @@
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
-#pragma implementation "spinbutt.h"
+    #pragma implementation "spinbutt.h"
+    #pragma implementation "spinbutbase.h"
 #endif
 
 #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 <gdk/gdk.h>
+#include <gtk/gtk.h>
 
 //-----------------------------------------------------------------------------
 // idle system
@@ -50,14 +52,13 @@ 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);
@@ -65,7 +66,27 @@ 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)
@@ -83,7 +104,7 @@ 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)
@@ -98,16 +119,17 @@ bool wxSpinButton::Create(wxWindow *parent,
 {
     m_needParent = TRUE;
 
-    wxSize new_size = size;
-    new_size.x = 15;
+    wxSize new_size = size,
+           sizeBest = DoGetBestSize();
+    new_size.x = sizeBest.x;            // override width always
     if (new_size.y == -1)
-        new_size.y = 26;
+        new_size.y = sizeBest.y;
 
     if (!PreCreation( parent, pos, new_size ) ||
         !CreateBase( parent, id, pos, new_size, style, wxDefaultValidator, name ))
     {
         wxFAIL_MSG( wxT("wxXX creation failed") );
-       return FALSE;
+           return FALSE;
     }
 
     m_oldPos = 0.0;
@@ -116,7 +138,8 @@ bool wxSpinButton::Create(wxWindow *parent,
 
     m_widget = gtk_spin_button_new( m_adjust, 0, 0 );
 
-    gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget), (m_windowStyle & wxSP_WRAP) );
+    gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget),
+                              (int)(m_windowStyle & wxSP_WRAP) );
 
     gtk_signal_connect( GTK_OBJECT (m_adjust),
                         "value_changed",
@@ -195,7 +218,7 @@ void wxSpinButton::OnSize( wxSizeEvent &WXUNUSED(event) )
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
 
-    m_width = 15;
+    m_width = DoGetBestSize().x;
     gtk_widget_set_usize( m_widget, m_width, m_height );
 }
 
@@ -210,4 +233,9 @@ void wxSpinButton::ApplyWidgetStyle()
     gtk_widget_set_style( m_widget, m_widgetStyle );
 }
 
+wxSize wxSpinButton::DoGetBestSize() const
+{
+    return wxSize(15, 26);
+}
+
 #endif