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Different fix for GetBordersForSizer()

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Try to determine the borders the same way GTK+ does it.
This seems to avoid incorrect results before widget is realized.
See #17239, #15872
This commit is contained in:
Paul Cornett 2017-01-02 08:31:35 -08:00
parent 5e906d80d8
commit c15d804197
1 changed files with 24 additions and 16 deletions
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40
src/gtk/statbox.cpp
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@ -158,22 +158,30 @@ wxStaticBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
void wxStaticBox::GetBordersForSizer(int *borderTop, int *borderOther) const
{
GtkAllocation alloc, child_alloc;
gtk_widget_get_allocation(m_widget, &alloc);
const int w_save = alloc.width;
const int h_save = alloc.height;
if (alloc.width < 50) alloc.width = 50;
if (alloc.height < 50) alloc.height = 50;
gtk_widget_set_allocation(m_widget, &alloc);
GTK_FRAME_GET_CLASS(m_widget)->compute_child_allocation(GTK_FRAME(m_widget), &child_alloc);
alloc.width = w_save;
alloc.height = h_save;
gtk_widget_set_allocation(m_widget, &alloc);
*borderTop = child_alloc.y - alloc.y;
*borderOther = child_alloc.x - alloc.x;
GtkWidget* label = gtk_frame_get_label_widget(GTK_FRAME(m_widget));
#ifdef __WXGTK3__
*borderOther = 0;
*borderTop = 0;
if (label)
{
int nat_width;
gtk_widget_get_preferred_width(label, NULL, &nat_width);
gtk_widget_get_preferred_height_for_width(label, nat_width, borderTop, NULL);
}
#else
gtk_widget_ensure_style(m_widget);
const int border_width = GTK_CONTAINER(m_widget)->border_width;
*borderOther = border_width + m_widget->style->xthickness;
*borderTop = border_width;
if (label)
{
GtkRequisition req;
gtk_widget_size_request(label, &req);
*borderTop += req.height;
}
else
*borderTop += m_widget->style->ythickness;
#endif
}
#endif // wxUSE_STATBOX