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Implementation of wxSysColourChangedEvent on wxGTK

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49492 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
2007-10-27 17:38:39 +00:00
parent a45f904dea
commit 013151c744
3 changed files with 85 additions and 0 deletions
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63
src/gtk/window.cpp
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@@ -2116,8 +2116,65 @@ gtk_window_grab_broken( GtkWidget*,
}
#endif
//-----------------------------------------------------------------------------
// "style_set"
//-----------------------------------------------------------------------------
static
void gtk_window_style_set_callback( GtkWidget *WXUNUSED(widget),
GtkStyle *previous_style,
wxWindow* win )
{
//wxLogDebug(wxT("gtk_window_style_set_callback"));
if (win && previous_style)
{
wxString name(win->GetName());
//wxLogDebug(wxT("gtk_window_style_set_callback %s"), name.c_str());
wxSysColourChangedEvent event;
event.SetEventObject(win);
win->GTKProcessEvent( event );
}
}
} // extern "C"
// Connect/disconnect style-set
void wxConnectStyleSet(wxWindow* win)
{
if (win->m_wxwindow)
g_signal_connect (win->m_wxwindow, "style_set",
G_CALLBACK (gtk_window_style_set_callback), win);
}
void wxDisconnectStyleSet(wxWindow* win)
{
if (win->m_wxwindow)
g_signal_handlers_disconnect_by_func (win->m_wxwindow,
(gpointer) gtk_window_style_set_callback,
win);
}
// Helper to suspend colour change event event processing while we change a widget's style
class wxSuspendStyleEvents
{
public:
wxSuspendStyleEvents(wxWindow* win)
{
m_win = win;
if (win->IsTopLevel())
wxDisconnectStyleSet(win);
}
~wxSuspendStyleEvents()
{
if (m_win->IsTopLevel())
wxConnectStyleSet(m_win);
}
wxWindow* m_win;
};
// ----------------------------------------------------------------------------
// this wxWindowBase function is implemented here (in platform-specific file)
// because it is static and so couldn't be made virtual
@@ -2614,6 +2671,10 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget )
G_CALLBACK (gtk_window_enter_callback), this);
g_signal_connect (widget, "leave_notify_event",
G_CALLBACK (gtk_window_leave_callback), this);
if (IsTopLevel() && m_wxwindow)
g_signal_connect (m_wxwindow, "style_set",
G_CALLBACK (gtk_window_style_set_callback), this);
}
bool wxWindowGTK::Destroy()
@@ -3918,6 +3979,8 @@ void wxWindowGTK::ApplyWidgetStyle(bool forceStyle)
void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style)
{
wxSuspendStyleEvents s(this);
if (m_wxwindow)
gtk_widget_modify_style(m_wxwindow, style);
else