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Don't create GtkScrolledWindow if neither wxHSCROLL

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or wxVSCROLL are defined. This prevents wasting
    some resources.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45193 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2007-03-31 22:03:01 +00:00
parent 39e00125e5
commit 6552c7af6c
1 changed files with 79 additions and 62 deletions
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33
src/gtk/window.cpp
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@@ -2323,6 +2323,22 @@ bool wxWindowGTK::Create( wxWindow *parent,
m_insertCallback = wxInsertChildInWindow;
if (!HasFlag(wxHSCROLL) && !HasFlag(wxVSCROLL))
{
m_widget = gtk_pizza_new();
m_wxwindow = m_widget;
#ifndef __WXUNIVERSAL__
if (HasFlag(wxSIMPLE_BORDER))
gtk_container_set_border_width((GtkContainer*)m_wxwindow, 1);
else if (HasFlag(wxRAISED_BORDER) || HasFlag(wxSUNKEN_BORDER))
gtk_container_set_border_width((GtkContainer*)m_wxwindow, 2);
#endif // __WXUNIVERSAL__
}
else
{
m_widget = gtk_scrolled_window_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget);
@@ -2330,8 +2346,7 @@ bool wxWindowGTK::Create( wxWindow *parent,
GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
scroll_class->scrollbar_spacing = 0;
// we create a GtkScrolledWindow for all windows, even those which don't
// use scrollbars, but there is a conflict with default bindings at GTK+
// There is a conflict with default bindings at GTK+
// level between scrolled windows and notebooks both of which want to use
// Ctrl-PageUp/Down: scrolled windows for scrolling in the horizontal
// direction and notebooks for changing pages -- we decide that if we don't
@@ -2397,6 +2412,7 @@ bool wxWindowGTK::Create( wxWindow *parent,
}
gtk_widget_show( m_wxwindow );
}
if (m_parent)
m_parent->DoAddChild( this );
@@ -2442,7 +2458,7 @@ wxWindowGTK::~wxWindowGTK()
// delete before the widgets to avoid a crash on solaris
delete m_imData;
if (m_wxwindow)
if (m_wxwindow && (m_wxwindow != m_widget))
{
gtk_widget_destroy( m_wxwindow );
m_wxwindow = (GtkWidget*) NULL;
@@ -2527,7 +2543,7 @@ void wxWindowGTK::PostCreation()
if ( !AcceptsFocusFromKeyboard() )
{
GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
if ( m_wxwindow )
if (m_wxwindow && (m_widget != m_wxwindow))
GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
g_signal_connect(m_widget, "focus",
@@ -2807,7 +2823,7 @@ void wxWindowGTK::OnInternalIdle()
windows above so that checking for the current cursor is
not possible. */
if (m_wxwindow)
if (m_wxwindow && (m_wxwindow != m_widget))
{
GdkWindow *window = GTK_PIZZA(m_wxwindow)->bin_window;
if (window)
@@ -3044,7 +3060,7 @@ void wxWindowGTK::DoEnable( bool enable )
wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
gtk_widget_set_sensitive( m_widget, enable );
if ( m_wxwindow )
if (m_wxwindow && (m_wxwindow != m_widget))
gtk_widget_set_sensitive( m_wxwindow, enable );
}
@@ -3355,7 +3371,7 @@ void wxWindowGTK::SetLayoutDirection(wxLayoutDirection dir)
GTKSetLayout(m_widget, dir);
if (m_wxwindow)
if (m_wxwindow && (m_wxwindow != m_widget))
GTKSetLayout(m_wxwindow, dir);
}
@@ -3647,7 +3663,7 @@ void wxWindowGTK::GtkUpdate()
{
if (m_wxwindow && GTK_PIZZA(m_wxwindow)->bin_window)
gdk_window_process_updates( GTK_PIZZA(m_wxwindow)->bin_window, FALSE );
if (m_widget && m_widget->window)
if (m_widget && m_widget->window && (m_wxwindow != m_widget))
gdk_window_process_updates( m_widget->window, FALSE );
// for consistency with other platforms (and also because it's convenient
@@ -4123,6 +4139,7 @@ void wxWindowGTK::SetScrollbar(int orient,
{
wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") );
wxCHECK_RET( m_wxwindow != m_widget, wxT("no scrolling for this wxWindow, use wxHSCROLL or wxVSCROLL") );
if (range > 0)
{