]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk/spinbutt.cpp
Line-up interfaces to use size_t for GetCount()s.
[wxWidgets.git] / src / gtk / spinbutt.cpp
index afbd61ee1ec1b8e51bae5b22555a212e091c9566..52efbc9d4f7666950c1e14417bcd424a5eda24ff 100644 (file)
@@ -8,16 +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"
-#include "wx/utils.h"
-#include <math.h>
 
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#if wxUSE_SPINBTN
+
+#include "wx/utils.h"
+#include "wx/math.h"
+#include "wx/gtk/private.h"
 
 //-----------------------------------------------------------------------------
 // data
 
 extern bool   g_blockEventsOnDrag;
 
-static const float sensitivity = 0.2;
+static const float sensitivity = 0.02;
 
 //-----------------------------------------------------------------------------
 // "value_changed"
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *win )
 {
-    if (!win->HasVMT()) return;
+    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;
-    win->m_oldPos = win->m_adjust->value;
 
     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) < sensitivity) command = wxEVT_SCROLL_LINEDOWN;
-    else if (fabs(diff+line_step) < sensitivity) command = wxEVT_SCROLL_LINEUP;
-    else if (fabs(diff-page_step) < sensitivity) command = wxEVT_SCROLL_PAGEDOWN;
-    else if (fabs(diff+page_step) < sensitivity) command = wxEVT_SCROLL_PAGEUP;
+    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.SetOrientation( wxVERTICAL );
     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)
+    {
+        command = wxEVT_SCROLL_THUMBTRACK;
+        wxSpinEvent event2( command, win->GetId());
+        event2.SetPosition( value );
+        event2.SetEventObject( win );
+        win->GetEventHandler()->ProcessEvent( event2 );
+    }
+}
 }
 
 //-----------------------------------------------------------------------------
@@ -66,28 +92,33 @@ static void gtk_spinbutt_callback( GtkWidget *WXUNUSED(widget), wxSpinButton *wi
 //-----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxSpinButton,wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxNotifyEvent)
 
 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)
+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;
+    wxSize new_size = size,
+           sizeBest = DoGetBestSize();
+    new_size.x = sizeBest.x;            // override width always
     if (new_size.y == -1)
-        new_size.y = 30;
-
-    PreCreation( parent, id, pos, new_size, style, name );
+        new_size.y = sizeBest.y;
 
-//  SetValidator( validator );
+    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;
 
@@ -95,54 +126,43 @@ bool wxSpinButton::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, c
 
     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",
-                        (GtkSignalFunc) gtk_spinbutt_callback,
-                        (gpointer) this );
+    g_signal_connect (m_adjust, "value_changed",
+                      G_CALLBACK (gtk_spinbutt_callback), this);
 
-    m_parent->AddChild( this );
+    m_parent->DoAddChild( this );
 
-    (m_parent->m_insertCallback)( m_parent, this );
-
-    PostCreation();
-
-    SetBackgroundColour( parent->GetBackgroundColour() );
-
-    Show( TRUE );
+    PostCreation(new_size);
 
     return TRUE;
 }
 
-wxSpinButton::~wxSpinButton()
-{
-}
-
 int wxSpinButton::GetMin() const
 {
-    wxCHECK_MSG( (m_widget != NULL), 0, _T("invalid spin button") );
+    wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
 
     return (int)ceil(m_adjust->lower);
 }
 
 int wxSpinButton::GetMax() const
 {
-    wxCHECK_MSG( (m_widget != NULL), 0, _T("invalid spin button") );
+    wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
 
     return (int)ceil(m_adjust->upper);
 }
 
 int wxSpinButton::GetValue() const
 {
-    wxCHECK_MSG( (m_widget != NULL), 0, _T("invalid spin button") );
+    wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
 
     return (int)ceil(m_adjust->value);
 }
 
 void wxSpinButton::SetValue( int value )
 {
-    wxCHECK_RET( (m_widget != NULL), _T("invalid spin button") );
+    wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
 
     float fpos = (float)value;
     m_oldPos = fpos;
@@ -150,12 +170,12 @@ 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)
 {
-    wxCHECK_RET( (m_widget != NULL), _T("invalid spin button") );
+    wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
 
     float fmin = (float)minVal;
     float fmax = (float)maxVal;
@@ -169,15 +189,19 @@ 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();
 }
 
 void wxSpinButton::OnSize( wxSizeEvent &WXUNUSED(event) )
 {
-    wxCHECK_RET( (m_widget != NULL), _T("invalid spin button") );
+    wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
 
-    m_width = 16;
-    gtk_widget_set_usize( m_widget, m_width, m_height );
+    m_width = DoGetBestSize().x;
+    gtk_widget_set_size_request( m_widget, m_width, m_height );
 }
 
 bool wxSpinButton::IsOwnGtkWindow( GdkWindow *window )
@@ -185,19 +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;
 }
 
-//-----------------------------------------------------------------------------
-// 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