Line-up interfaces to use size_t for GetCount()s.

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

diff --git a/src/gtk/spinbutt.cpp b/src/gtk/spinbutt.cpp
index 2ecf6885e41b4af0baae4cb12dfe089c04e201f1..52efbc9d4f7666950c1e14417bcd424a5eda24ff 100644 (file)
--- a/src/gtk/spinbutt.cpp
+++ b/src/gtk/spinbutt.cpp
@@ -8,27 +8,16 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "spinbutt.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>
-
-//-----------------------------------------------------------------------------
-// idle system
-//-----------------------------------------------------------------------------
-
-extern void wxapp_install_idle_handler();
-extern bool g_isIdle;
+#include "wx/math.h"
+#include "wx/gtk/private.h"
 
 //-----------------------------------------------------------------------------
 // data
@@ -42,6 +31,7 @@ static const float sensitivity = 0.02;
 // "value_changed"
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *win )
 {
     if (g_isIdle) wxapp_install_idle_handler();
@@ -51,14 +41,13 @@ 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);
@@ -66,8 +55,26 @@ 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;
+
+        g_signal_handlers_disconnect_by_func (win->m_adjust,
+                                              (gpointer) gtk_spinbutt_callback,
+                                              win);
+
+        g_signal_emit_by_name (win->m_adjust, "value_changed");
+
+        g_signal_connect (win->m_adjust, "value_changed",
+                          G_CALLBACK (gtk_spinbutt_callback), win);
+        return;
+    }
+
+    win->m_oldPos = win->m_adjust->value;
+
     /* always send a thumbtrack event */
     if (command != wxEVT_SCROLL_THUMBTRACK)
     {
@@ -78,13 +85,14 @@ static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *wi
         win->GetEventHandler()->ProcessEvent( event2 );
     }
 }
+}
 
 //-----------------------------------------------------------------------------
 // wxSpinButton
 //-----------------------------------------------------------------------------
 
 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 +117,7 @@ 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;
@@ -121,18 +129,12 @@ bool wxSpinButton::Create(wxWindow *parent,
     gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget),
                               (int)(m_windowStyle & wxSP_WRAP) );
 
-    gtk_signal_connect( GTK_OBJECT (m_adjust),
-                        "value_changed",
-                        (GtkSignalFunc) gtk_spinbutt_callback,
-                        (gpointer) this );
+    g_signal_connect (m_adjust, "value_changed",
+                      G_CALLBACK (gtk_spinbutt_callback), this);
 
     m_parent->DoAddChild( this );
 
-    PostCreation();
-
-    SetBackgroundColour( parent->GetBackgroundColour() );
-
-    Show( TRUE );
+    PostCreation(new_size);
 
     return TRUE;
 }
@@ -168,7 +170,7 @@ void wxSpinButton::SetValue( int value )
 
     m_adjust->value = fpos;
 
-    gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "value_changed" );
+    g_signal_emit_by_name (m_adjust, "value_changed");
 }
 
 void wxSpinButton::SetRange(int minVal, int maxVal)
@@ -187,8 +189,8 @@ void wxSpinButton::SetRange(int minVal, int maxVal)
     m_adjust->lower = fmin;
     m_adjust->upper = fmax;
 
-    gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "changed" );
-    
+    g_signal_emit_by_name (m_adjust, "changed");
+
     // these two calls are required due to some bug in GTK
     Refresh();
     SetFocus();
@@ -199,7 +201,7 @@ void wxSpinButton::OnSize( wxSizeEvent &WXUNUSED(event) )
     wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
 
     m_width = DoGetBestSize().x;
-    gtk_widget_set_usize( m_widget, m_width, m_height );
+    gtk_widget_set_size_request( m_widget, m_width, m_height );
 }
 
 bool wxSpinButton::IsOwnGtkWindow( GdkWindow *window )
@@ -207,15 +209,20 @@ bool wxSpinButton::IsOwnGtkWindow( GdkWindow *window )
     return GTK_SPIN_BUTTON(m_widget)->panel == window;
 }
 
-void wxSpinButton::ApplyWidgetStyle()
+wxSize wxSpinButton::DoGetBestSize() const
 {
-    SetWidgetStyle();
-    gtk_widget_set_style( m_widget, m_widgetStyle );
+    wxSize best(15, 26); // FIXME
+    CacheBestSize(best);
+    return best;
 }
 
-wxSize wxSpinButton::DoGetBestSize() const
+// static
+wxVisualAttributes
+wxSpinButton::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 {
-    return wxSize(15, 26);
+    // TODO: overload to accept functions like gtk_spin_button_new?
+    // Until then use a similar type
+    return GetDefaultAttributesFromGTKWidget(gtk_button_new);
 }
 
 #endif