A little clarification

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

diff --git a/src/gtk/spinctrl.cpp b/src/gtk/spinctrl.cpp
index 80f42b1354cd1deedb56687820334290a9e0783e..e071efbce9a94a46406eaa9255424e3d98e6123c 100644 (file)
--- a/src/gtk/spinctrl.cpp
+++ b/src/gtk/spinctrl.cpp
@@ -8,20 +8,24 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "spinctrl.h"
 #endif
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
 #include "wx/spinctrl.h"
 
 #if wxUSE_SPINCTRL
 
 #include "wx/utils.h"
 
+#include "wx/textctrl.h"    // for wxEVT_COMMAND_TEXT_UPDATED
+
 #include <math.h>
 
-#include <gdk/gdk.h>
-#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
 
 //-----------------------------------------------------------------------------
 // idle system
@@ -51,7 +55,34 @@ static void gtk_spinctrl_callback( GtkWidget *WXUNUSED(widget), wxSpinCtrl *win
 
     wxCommandEvent event( wxEVT_COMMAND_SPINCTRL_UPDATED, win->GetId());
     event.SetEventObject( win );
-    event.SetInt( win->GetValue() );
+
+    // note that we don't use wxSpinCtrl::GetValue() here because it would
+    // adjust the value to fit into the control range and this means that we
+    // would never be able to enter an "invalid" value in the control, even
+    // temporarily - and trying to enter 10 into the control which accepts the
+    // values in range 5..50 is then, ummm, quite challenging (hint: you can't
+    // enter 1!) (VZ)
+    event.SetInt( (int)ceil(win->m_adjust->value) );
+    win->GetEventHandler()->ProcessEvent( event );
+}
+
+//-----------------------------------------------------------------------------
+//  "changed"
+//-----------------------------------------------------------------------------
+
+static void
+gtk_spinctrl_text_changed_callback( GtkWidget *WXUNUSED(widget), wxSpinCtrl *win )
+{
+    if (!win->m_hasVMT) return;
+
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+
+    wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
+    event.SetEventObject( win );
+    
+    // see above
+    event.SetInt( (int)ceil(win->m_adjust->value) );
     win->GetEventHandler()->ProcessEvent( event );
 }
 
@@ -88,25 +119,26 @@ bool wxSpinCtrl::Create(wxWindow *parent, wxWindowID id,
 
     m_widget = gtk_spin_button_new( m_adjust, 1, 0 );
     
-    wxSize new_size = size,
-           sizeBest = DoGetBestSize();
-    if (new_size.x == -1)
-        new_size.x = sizeBest.x;
-    if (new_size.y == -1)
-        new_size.y = sizeBest.y;
-
-    if ((new_size.x != size.x) || (new_size.y != size.y))
-        SetSize( new_size.x, new_size.y );
-
     gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget),
                               (int)(m_windowStyle & wxSP_WRAP) );
 
     GtkEnableEvents();
+    
     m_parent->DoAddChild( this );
 
     PostCreation();
+    InheritAttributes();
 
-    SetBackgroundColour( parent->GetBackgroundColour() );
+    wxSize size_best( DoGetBestSize() );
+    wxSize new_size( size );
+    if (new_size.x == -1)
+        new_size.x = size_best.x;
+    if (new_size.y == -1)
+        new_size.y = size_best.y;
+    if (new_size.y > size_best.y)
+        new_size.y = size_best.y;
+    if ((new_size.x != size.x) || (new_size.y != size.y))
+        SetSize( new_size.x, new_size.y );
 
     SetValue( value );
 
@@ -121,6 +153,9 @@ void wxSpinCtrl::GtkDisableEvents()
                         GTK_SIGNAL_FUNC(gtk_spinctrl_callback),
                         (gpointer) this );
 
+    gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
+                        GTK_SIGNAL_FUNC(gtk_spinctrl_text_changed_callback),
+                        (gpointer) this );
 }
 
 void wxSpinCtrl::GtkEnableEvents()
@@ -129,6 +164,11 @@ void wxSpinCtrl::GtkEnableEvents()
                         "value_changed",
                         GTK_SIGNAL_FUNC(gtk_spinctrl_callback),
                         (gpointer) this );
+    
+    gtk_signal_connect( GTK_OBJECT(m_widget),
+                        "changed",
+                        GTK_SIGNAL_FUNC(gtk_spinctrl_text_changed_callback),
+                        (gpointer)this);
 }
 
 int wxSpinCtrl::GetMin() const
@@ -149,6 +189,8 @@ int wxSpinCtrl::GetValue() const
 {
     wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
 
+    gtk_spin_button_update( GTK_SPIN_BUTTON(m_widget) );
+
     return (int)ceil(m_adjust->value);
 }
 
@@ -166,7 +208,7 @@ void wxSpinCtrl::SetValue( const wxString& value )
     {
         // invalid number - set text as is (wxMSW compatible)
         GtkDisableEvents();
-        gtk_entry_set_text( GTK_ENTRY(m_widget), value.mbc_str() );
+        gtk_entry_set_text( GTK_ENTRY(m_widget), wxGTK_CONV( value ) );
         GtkEnableEvents();
     }
 }
@@ -213,17 +255,25 @@ void wxSpinCtrl::OnChar( wxKeyEvent &event )
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid spin ctrl") );
 
-    if (event.KeyCode() == WXK_RETURN)
+    if (event.GetKeyCode() == WXK_RETURN)
     {
         wxWindow *top_frame = m_parent;
-        while (top_frame->GetParent() && !(top_frame->GetParent()->m_isFrame))
+        while (top_frame->GetParent() && !(top_frame->GetParent()->IsTopLevel()))
             top_frame = top_frame->GetParent();
-        GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
 
-        if (window->default_widget)
+        if ( GTK_IS_WINDOW(top_frame->m_widget) )
         {
-            gtk_widget_activate (window->default_widget);
-            return;
+            GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
+            if ( window )
+            {
+                GtkWidget *widgetDef = window->default_widget;
+
+                if ( widgetDef && GTK_IS_WINDOW(widgetDef) )
+                {
+                    gtk_widget_activate(widgetDef);
+                    return;
+                }
+            }
         }
     }
 
@@ -232,7 +282,11 @@ void wxSpinCtrl::OnChar( wxKeyEvent &event )
 
 bool wxSpinCtrl::IsOwnGtkWindow( GdkWindow *window )
 {
-    return GTK_SPIN_BUTTON(m_widget)->panel == window;
+    if (GTK_SPIN_BUTTON(m_widget)->entry.text_area == window) return TRUE;
+    
+    if (GTK_SPIN_BUTTON(m_widget)->panel == window) return TRUE;
+
+    return FALSE;
 }
 
 void wxSpinCtrl::ApplyWidgetStyle()