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Implemented Mac-style button toggling within wxButtonToolBar, and line
[wxWidgets.git] / src / gtk / spinbutt.cpp
diff --git a/src/gtk/spinbutt.cpp b/src/gtk/spinbutt.cpp
index 5fb2935fc4c3416980d63a5ad264b98991505929..52efbc9d4f7666950c1e14417bcd424a5eda24ff 100644 (file)
--- a/src/gtk/spinbutt.cpp
+++ b/src/gtk/spinbutt.cpp
@@ -5,16 +5,19 @@
 // Modified by:
 // RCS-ID:      $Id$
 // Copyright:   (c) Robert Roebling
 // Modified by:
 // RCS-ID:      $Id$
 // Copyright:   (c) Robert Roebling
-// Licence:    wxWindows licence
+// 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"
 
 #include "wx/spinbutt.h"
+
+#if wxUSE_SPINBTN
+
 #include "wx/utils.h"
 #include "wx/utils.h"
-#include <math.h>
+#include "wx/math.h"
+#include "wx/gtk/private.h"
 
 //-----------------------------------------------------------------------------
 // data
 
 //-----------------------------------------------------------------------------
 // data
@@ -22,37 +25,66 @@
 
 extern bool   g_blockEventsOnDrag;
 
 
 extern bool   g_blockEventsOnDrag;
 
+static const float sensitivity = 0.02;
+
 //-----------------------------------------------------------------------------
 // "value_changed"
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 // "value_changed"
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *win )
 static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *win )
-{ 
-  if (!win->HasVMT()) return;
-  if (g_blockEventsOnDrag) return;
-  
-  float diff = win->m_adjust->value - win->m_oldPos;
-  if (fabs(diff) < 0.2) return;
-  
-  wxEventType command = wxEVT_NULL;
-  
-  float line_step = win->m_adjust->step_increment;
-  float page_step = win->m_adjust->page_increment;
-  
-  if (fabs(diff-line_step) < 0.2) command = wxEVT_SCROLL_LINEDOWN;
-  else if (fabs(diff+line_step) < 0.2) command = wxEVT_SCROLL_LINEUP;
-  else if (fabs(diff-page_step) < 0.2) command = wxEVT_SCROLL_PAGEDOWN;
-  else if (fabs(diff+page_step) < 0.2) command = wxEVT_SCROLL_PAGEUP;
-  else command = wxEVT_SCROLL_THUMBTRACK;
-
-  int value = (int)(win->m_adjust->value+0.5);
-      
-  wxSpinEvent event( command, win->GetId());
-  event.SetPosition( value );
-  event.SetOrientation( wxVERTICAL );
-  event.SetEventObject( win );
-  
-  win->ProcessEvent( event );
+{
+    if (g_isIdle) wxapp_install_idle_handler();
+
+    if (!win->m_hasVMT) return;
+    if (g_blockEventsOnDrag) return;
+
+    float diff = win->m_adjust->value - win->m_oldPos;
+    if (fabs(diff) < sensitivity) return;
+
+    wxEventType command = wxEVT_NULL;
+
+    float line_step = win->m_adjust->step_increment;
+
+    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);
+
+    wxSpinEvent event( command, win->GetId());
+    event.SetPosition( value );
+    event.SetEventObject( win );
+
+    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)
+    {
+        command = wxEVT_SCROLL_THUMBTRACK;
+        wxSpinEvent event2( command, win->GetId());
+        event2.SetPosition( value );
+        event2.SetEventObject( win );
+        win->GetEventHandler()->ProcessEvent( event2 );
+    }
+}
 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------
@@ -60,134 +92,137 @@ static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *wi
 //-----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxSpinButton,wxControl)
 //-----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxSpinButton,wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxNotifyEvent)
 
 BEGIN_EVENT_TABLE(wxSpinButton, wxControl)
     EVT_SIZE(wxSpinButton::OnSize)
 END_EVENT_TABLE()
 
 
 BEGIN_EVENT_TABLE(wxSpinButton, wxControl)
     EVT_SIZE(wxSpinButton::OnSize)
 END_EVENT_TABLE()
 
-wxSpinButton::wxSpinButton()
+bool wxSpinButton::Create(wxWindow *parent,
+                          wxWindowID id,
+                          const wxPoint& pos,
+                          const wxSize& size,
+                          long style,
+                          const wxString& name)
 {
 {
-}
+    m_needParent = TRUE;
 
 
-bool wxSpinButton::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
-            long style, const wxString& name)
-{
-  m_needParent = TRUE;
-  
-  wxSize new_size = size;
-  new_size.x = 16;
-  if (new_size.y == -1) new_size.y = 30;
-  
-  PreCreation( parent, id, pos, new_size, style, name );
-  
-//  SetValidator( validator );
-
-  m_oldPos = 0.0;
-
-  m_adjust = (GtkAdjustment*) gtk_adjustment_new( 0.0, 0.0, 100.0, 1.0, 5.0, 0.0);
-  
-  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_signal_connect (GTK_OBJECT (m_adjust), "value_changed",
-                     (GtkSignalFunc) gtk_spinbutt_callback, (gpointer) this );
-  
-  m_parent->AddChild( this );
-
-  (m_parent->m_insertCallback)( m_parent, this );
-  
-  PostCreation();
-  
-  SetBackgroundColour( parent->GetBackgroundColour() );
-
-  Show( TRUE );
-    
-  return TRUE;
-}
+    wxSize new_size = size,
+           sizeBest = DoGetBestSize();
+    new_size.x = sizeBest.x;            // override width always
+    if (new_size.y == -1)
+        new_size.y = sizeBest.y;
 
 
-wxSpinButton::~wxSpinButton()
-{
+    if (!PreCreation( parent, pos, new_size ) ||
+        !CreateBase( parent, id, pos, new_size, style, wxDefaultValidator, name ))
+    {
+        wxFAIL_MSG( wxT("wxXX creation failed") );
+        return FALSE;
+    }
+
+    m_oldPos = 0.0;
+
+    m_adjust = (GtkAdjustment*) gtk_adjustment_new( 0.0, 0.0, 100.0, 1.0, 5.0, 0.0);
+
+    m_widget = gtk_spin_button_new( m_adjust, 0, 0 );
+
+    gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget),
+                              (int)(m_windowStyle & wxSP_WRAP) );
+
+    g_signal_connect (m_adjust, "value_changed",
+                      G_CALLBACK (gtk_spinbutt_callback), this);
+
+    m_parent->DoAddChild( this );
+
+    PostCreation(new_size);
+
+    return TRUE;
 }
 
 int wxSpinButton::GetMin() const
 {
 }
 
 int wxSpinButton::GetMin() const
 {
-  wxCHECK_MSG( (m_widget != NULL), 0, "invalid spin button" );
-  
-  return (int)(m_adjust->lower+0.5);
+    wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
+
+    return (int)ceil(m_adjust->lower);
 }
 
 int wxSpinButton::GetMax() const
 {
 }
 
 int wxSpinButton::GetMax() const
 {
-  wxCHECK_MSG( (m_widget != NULL), 0, "invalid spin button" );
-  
-  return (int)(m_adjust->upper+0.5);
+    wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
+
+    return (int)ceil(m_adjust->upper);
 }
 
 int wxSpinButton::GetValue() const
 {
 }
 
 int wxSpinButton::GetValue() const
 {
-  wxCHECK_MSG( (m_widget != NULL), 0, "invalid spin button" );
-  
-  return (int)(m_adjust->value+0.5);
+    wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
+
+    return (int)ceil(m_adjust->value);
 }
 
 void wxSpinButton::SetValue( int value )
 {
 }
 
 void wxSpinButton::SetValue( int value )
 {
-  wxCHECK_RET( (m_widget != NULL), "invalid spin button" );
-  
-  float fpos = (float)value;
-  m_oldPos = fpos;
-  if (fabs(fpos-m_adjust->value) < 0.2) return;
-  m_adjust->value = fpos;
-  
-  gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "value_changed" );
+    wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
+
+    float fpos = (float)value;
+    m_oldPos = fpos;
+    if (fabs(fpos-m_adjust->value) < sensitivity) return;
+
+    m_adjust->value = fpos;
+
+    g_signal_emit_by_name (m_adjust, "value_changed");
 }
 
 void wxSpinButton::SetRange(int minVal, int maxVal)
 {
 }
 
 void wxSpinButton::SetRange(int minVal, int maxVal)
 {
-  wxCHECK_RET( (m_widget != NULL), "invalid spin button" );
-  
-  float fmin = (float)minVal;
-  float fmax = (float)maxVal;
-      
-  if ((fabs(fmin-m_adjust->lower) < 0.2) &&
-      (fabs(fmax-m_adjust->upper) < 0.2))
-      return;
-      
-  m_adjust->lower = fmin;
-  m_adjust->upper = fmax;
-
-  gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "changed" );
+    wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
+
+    float fmin = (float)minVal;
+    float fmax = (float)maxVal;
+
+    if ((fabs(fmin-m_adjust->lower) < sensitivity) &&
+        (fabs(fmax-m_adjust->upper) < sensitivity))
+    {
+        return;
+    }
+
+    m_adjust->lower = fmin;
+    m_adjust->upper = fmax;
+
+    g_signal_emit_by_name (m_adjust, "changed");
+
+    // these two calls are required due to some bug in GTK
+    Refresh();
+    SetFocus();
 }
 
 void wxSpinButton::OnSize( wxSizeEvent &WXUNUSED(event) )
 {
 }
 
 void wxSpinButton::OnSize( wxSizeEvent &WXUNUSED(event) )
 {
-  wxCHECK_RET( (m_widget != NULL), "invalid spin button" );
-  
-  m_width = 16;
-  gtk_widget_set_usize( m_widget, m_width, m_height );
+    wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
+
+    m_width = DoGetBestSize().x;
+    gtk_widget_set_size_request( m_widget, m_width, m_height );
 }
 
 bool wxSpinButton::IsOwnGtkWindow( GdkWindow *window )
 {
 }
 
 bool wxSpinButton::IsOwnGtkWindow( GdkWindow *window )
 {
-  return GTK_SPIN_BUTTON(m_widget)->panel == 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;
 }
 
 }
 
-//-----------------------------------------------------------------------------
-// wxSpinEvent
-//-----------------------------------------------------------------------------
-
-IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent)
-
-wxSpinEvent::wxSpinEvent(wxEventType commandType, int id):
-  wxScrollEvent(commandType, id)
+// static
+wxVisualAttributes
+wxSpinButton::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 {
 {
+    // TODO: overload to accept functions like gtk_spin_button_new?
+    // Until then use a similar type
+    return GetDefaultAttributesFromGTKWidget(gtk_button_new);
 }
 
 }
 
-
+#endif
wxWidgets (Impactor)