implemented captured windows stack

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

diff --git a/src/gtk/spinctrl.cpp b/src/gtk/spinctrl.cpp
index 5e13787f4bf7ec94c7064982f18f2d4e217fe4b7..0b9e68f89e98ea0a967bb01e3ef7fbef2efe1874 100644 (file)
--- a/src/gtk/spinctrl.cpp
+++ b/src/gtk/spinctrl.cpp
@@ -18,6 +18,8 @@
 
 #include "wx/utils.h"
 
+#include "wx/textctrl.h"    // for wxEVT_COMMAND_TEXT_UPDATED
+
 #include <math.h>
 
 #include <gdk/gdk.h>
@@ -30,6 +32,8 @@
 extern void wxapp_install_idle_handler();
 extern bool g_isIdle;
 
+static const float sensitivity = 0.02;
+
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
@@ -49,6 +53,31 @@ static void gtk_spinctrl_callback( GtkWidget *WXUNUSED(widget), wxSpinCtrl *win
 
     wxCommandEvent event( wxEVT_COMMAND_SPINCTRL_UPDATED, win->GetId());
     event.SetEventObject( win );
+
+    // 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 );
     event.SetInt( win->GetValue() );
     win->GetEventHandler()->ProcessEvent( event );
 }
@@ -73,15 +102,11 @@ bool wxSpinCtrl::Create(wxWindow *parent, wxWindowID id,
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;
 
-    wxSize new_size = size;
-    if (new_size.y == -1)
-        new_size.y = 26;
-
-    if (!PreCreation( parent, pos, new_size ) ||
-        !CreateBase( parent, id, pos, new_size, style, wxDefaultValidator, name ))
+    if (!PreCreation( parent, pos, size ) ||
+        !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
     {
         wxFAIL_MSG( wxT("wxSpinCtrl creation failed") );
-       return FALSE;
+        return FALSE;
     }
 
     m_oldPos = initial;
@@ -89,19 +114,29 @@ bool wxSpinCtrl::Create(wxWindow *parent, wxWindowID id,
     m_adjust = (GtkAdjustment*) gtk_adjustment_new( initial, min, max, 1.0, 5.0, 0.0);
 
     m_widget = gtk_spin_button_new( m_adjust, 1, 0 );
-
+    
     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_spinctrl_callback,
-                        (gpointer) this );
-
+    GtkEnableEvents();
+    
     m_parent->DoAddChild( this );
 
     PostCreation();
 
+    SetFont( parent->GetFont() );
+    
+    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 );
+
     SetBackgroundColour( parent->GetBackgroundColour() );
 
     SetValue( value );
@@ -111,6 +146,30 @@ bool wxSpinCtrl::Create(wxWindow *parent, wxWindowID id,
     return TRUE;
 }
 
+void wxSpinCtrl::GtkDisableEvents()
+{
+    gtk_signal_disconnect_by_func( GTK_OBJECT(m_adjust),
+                        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()
+{
+    gtk_signal_connect( GTK_OBJECT (m_adjust),
+                        "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
 {
     wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
@@ -129,6 +188,8 @@ 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);
 }
 
@@ -145,7 +206,9 @@ void wxSpinCtrl::SetValue( const wxString& value )
     else
     {
         // invalid number - set text as is (wxMSW compatible)
+        GtkDisableEvents();
         gtk_entry_set_text( GTK_ENTRY(m_widget), value.mbc_str() );
+        GtkEnableEvents();
     }
 }
 
@@ -159,7 +222,9 @@ void wxSpinCtrl::SetValue( int value )
 
     m_adjust->value = fpos;
 
+    GtkDisableEvents();
     gtk_signal_emit_by_name( GTK_OBJECT(m_adjust), "value_changed" );
+    GtkEnableEvents();
 }
 
 void wxSpinCtrl::SetRange(int minVal, int maxVal)
@@ -192,15 +257,15 @@ void wxSpinCtrl::OnChar( wxKeyEvent &event )
     if (event.KeyCode() == 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);
+        GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
 
-       if (window->default_widget)
+        if (window->default_widget)
         {
             gtk_widget_activate (window->default_widget);
-           return;
-       }
+            return;
+        }
     }
 
     event.Skip();
@@ -217,5 +282,11 @@ void wxSpinCtrl::ApplyWidgetStyle()
     gtk_widget_set_style( m_widget, m_widgetStyle );
 }
 
+wxSize wxSpinCtrl::DoGetBestSize() const
+{
+    wxSize ret( wxControl::DoGetBestSize() );
+    return wxSize(95, ret.y);
+}
+
 #endif
    // wxUSE_SPINCTRL