create hatch bitmaps on demand, and dispose of them at termination

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

diff --git a/src/gtk/spinctrl.cpp b/src/gtk/spinctrl.cpp
index f45bd0cc4a52251b6d76c3e1fc6e1e20f0f926b9..cc7b511f0ac521a950061db765cc5defa37625ae 100644 (file)
--- a/src/gtk/spinctrl.cpp
+++ b/src/gtk/spinctrl.cpp
@@ -18,6 +18,7 @@
 #ifndef WX_PRECOMP
     #include "wx/textctrl.h"    // for wxEVT_COMMAND_TEXT_UPDATED
     #include "wx/utils.h"
+    #include "wx/wxcrtvararg.h"
 #endif
 
 #include "wx/gtk/private.h"
@@ -37,7 +38,7 @@ static void
 gtk_value_changed(GtkSpinButton* spinbutton, wxSpinCtrl* win)
 {
     win->m_pos = int(gtk_spin_button_get_value(spinbutton));
-    if (!win->m_hasVMT || g_blockEventsOnDrag || win->m_blockScrollEvent)
+    if (!win->m_hasVMT || g_blockEventsOnDrag)
         return;
 
     wxCommandEvent event( wxEVT_COMMAND_SPINCTRL_UPDATED, win->GetId());
@@ -50,7 +51,7 @@ gtk_value_changed(GtkSpinButton* spinbutton, wxSpinCtrl* win)
     // values in range 5..50 is then, ummm, quite challenging (hint: you can't
     // enter 1!) (VZ)
     event.SetInt(win->m_pos);
-    win->GetEventHandler()->ProcessEvent( event );
+    win->HandleWindowEvent( event );
 }
 }
 
@@ -62,7 +63,7 @@ extern "C" {
 static void
 gtk_changed(GtkSpinButton* spinbutton, wxSpinCtrl* win)
 {
-    if (!win->m_hasVMT || win->m_blockScrollEvent)
+    if (!win->m_hasVMT)
         return;
 
     wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->GetId() );
@@ -71,7 +72,7 @@ gtk_changed(GtkSpinButton* spinbutton, wxSpinCtrl* win)
 
     // see above
     event.SetInt(win->m_pos);
-    win->GetEventHandler()->ProcessEvent( event );
+    win->HandleWindowEvent( event );
 }
 }
 
@@ -97,8 +98,6 @@ bool wxSpinCtrl::Create(wxWindow *parent, wxWindowID id,
                         int min, int max, int initial,
                         const wxString& name)
 {
-    m_needParent = true;
-
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
     {
@@ -107,14 +106,14 @@ bool wxSpinCtrl::Create(wxWindow *parent, wxWindowID id,
     }
 
     m_widget = gtk_spin_button_new_with_range(min, max, 1);
-    gtk_spin_button_set_value((GtkSpinButton*)m_widget, initial);
-    m_pos = int(gtk_spin_button_get_value((GtkSpinButton*)m_widget));
+    gtk_spin_button_set_value( GTK_SPIN_BUTTON(m_widget), initial);
+    m_pos = (int) gtk_spin_button_get_value( GTK_SPIN_BUTTON(m_widget));
 
     gtk_spin_button_set_wrap( GTK_SPIN_BUTTON(m_widget),
                               (int)(m_windowStyle & wxSP_WRAP) );
 
-    g_signal_connect(m_widget, "value_changed", G_CALLBACK(gtk_value_changed), this);
-    g_signal_connect(m_widget, "changed", G_CALLBACK(gtk_changed), this);
+    g_signal_connect_after(m_widget, "value_changed", G_CALLBACK(gtk_value_changed), this);
+    g_signal_connect_after(m_widget, "changed", G_CALLBACK(gtk_changed), this);
 
     m_parent->DoAddChild( this );
 
@@ -133,7 +132,7 @@ int wxSpinCtrl::GetMin() const
     wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
 
     double min;
-    gtk_spin_button_get_range((GtkSpinButton*)m_widget, &min, NULL);
+    gtk_spin_button_get_range( GTK_SPIN_BUTTON(m_widget), &min, NULL);
     return int(min);
 }
 
@@ -142,7 +141,7 @@ int wxSpinCtrl::GetMax() const
     wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
 
     double max;
-    gtk_spin_button_get_range((GtkSpinButton*)m_widget, NULL, &max);
+    gtk_spin_button_get_range( GTK_SPIN_BUTTON(m_widget), NULL, &max);
     return int(max);
 }
 
@@ -150,9 +149,11 @@ int wxSpinCtrl::GetValue() const
 {
     wxCHECK_MSG( (m_widget != NULL), 0, wxT("invalid spin button") );
 
-    wx_const_cast(wxSpinCtrl*, this)->BlockScrollEvent();
+    GtkDisableEvents();
     gtk_spin_button_update( GTK_SPIN_BUTTON(m_widget) );
-    wx_const_cast(wxSpinCtrl*, this)->UnblockScrollEvent();
+    wx_const_cast(wxSpinCtrl*, this)->m_pos =
+        int(gtk_spin_button_get_value(GTK_SPIN_BUTTON(m_widget)));
+    GtkEnableEvents();
 
     return m_pos;
 }
@@ -170,9 +171,9 @@ void wxSpinCtrl::SetValue( const wxString& value )
     else
     {
         // invalid number - set text as is (wxMSW compatible)
-        BlockScrollEvent();
+        GtkDisableEvents();
         gtk_entry_set_text( GTK_ENTRY(m_widget), wxGTK_CONV( value ) );
-        UnblockScrollEvent();
+        GtkEnableEvents();
     }
 }
 
@@ -180,9 +181,10 @@ void wxSpinCtrl::SetValue( int value )
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
 
-    BlockScrollEvent();
-    gtk_spin_button_set_value((GtkSpinButton*)m_widget, value);
-    UnblockScrollEvent();
+    GtkDisableEvents();
+    gtk_spin_button_set_value( GTK_SPIN_BUTTON(m_widget), value);
+    m_pos = (int) gtk_spin_button_get_value( GTK_SPIN_BUTTON(m_widget));
+    GtkEnableEvents();
 }
 
 void wxSpinCtrl::SetSelection(long from, long to)
@@ -202,9 +204,29 @@ void wxSpinCtrl::SetRange(int minVal, int maxVal)
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid spin button") );
 
-    BlockScrollEvent();
-    gtk_spin_button_set_range((GtkSpinButton*)m_widget, minVal, maxVal);
-    UnblockScrollEvent();
+    GtkDisableEvents();
+    gtk_spin_button_set_range( GTK_SPIN_BUTTON(m_widget), minVal, maxVal);
+    m_pos = int(gtk_spin_button_get_value(GTK_SPIN_BUTTON(m_widget)));
+    GtkEnableEvents();
+}
+
+
+void wxSpinCtrl::GtkDisableEvents() const
+{
+    g_signal_handlers_block_by_func( m_widget,
+        (gpointer)gtk_value_changed, (void*) this);
+
+    g_signal_handlers_block_by_func(m_widget,
+        (gpointer)gtk_changed, (void*) this);
+}
+
+void wxSpinCtrl::GtkEnableEvents() const
+{
+    g_signal_handlers_unblock_by_func(m_widget,
+        (gpointer)gtk_value_changed, (void*) this);
+
+    g_signal_handlers_unblock_by_func(m_widget,
+        (gpointer)gtk_changed, (void*) this);
 }
 
 void wxSpinCtrl::OnChar( wxKeyEvent &event )
@@ -238,7 +260,7 @@ void wxSpinCtrl::OnChar( wxKeyEvent &event )
         GtkSpinButton *gsb = GTK_SPIN_BUTTON(m_widget);
         wxString val = wxGTK_CONV_BACK( gtk_entry_get_text( &gsb->entry ) );
         evt.SetString( val );
-        if (GetEventHandler()->ProcessEvent(evt)) return;
+        if (HandleWindowEvent(evt)) return;
     }
 
     event.Skip();