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Fix crash in wxGTK wxPopupWindow when creating it without parent.

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Popup windows don't necessarily have a parent, so don't crash if parent
pointer is NULL in wxPopupWindow::Create().

Closes #15173.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73987 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2013-05-15 13:05:45 +00:00
parent bed4928779
commit b561290c3a
1 changed files with 13 additions and 8 deletions
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21
src/gtk/popupwin.cpp
View File

@@ -109,21 +109,26 @@ bool wxPopupWindow::Create( wxWindow *parent, int style )
// wxPopupWindow is used for different windows as well
// gtk_window_set_type_hint( GTK_WINDOW(m_widget), GDK_WINDOW_TYPE_HINT_COMBO );
GtkWidget *toplevel = gtk_widget_get_toplevel( parent->m_widget );
if (GTK_IS_WINDOW (toplevel))
// Popup windows can be created without parent, so handle this correctly.
if (parent)
{
GtkWidget *toplevel = gtk_widget_get_toplevel( parent->m_widget );
if (GTK_IS_WINDOW (toplevel))
{
#if GTK_CHECK_VERSION(2,10,0)
#ifndef __WXGTK3__
if (!gtk_check_version(2,10,0))
if (!gtk_check_version(2,10,0))
#endif
{
gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)), GTK_WINDOW (m_widget));
{
gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)), GTK_WINDOW (m_widget));
}
#endif
gtk_window_set_transient_for (GTK_WINDOW (m_widget), GTK_WINDOW (toplevel));
}
#endif
gtk_window_set_transient_for (GTK_WINDOW (m_widget), GTK_WINDOW (toplevel));
gtk_window_set_screen (GTK_WINDOW (m_widget), gtk_widget_get_screen (GTK_WIDGET (parent->m_widget)));
}
gtk_window_set_resizable (GTK_WINDOW (m_widget), FALSE);
gtk_window_set_screen (GTK_WINDOW (m_widget), gtk_widget_get_screen (GTK_WIDGET (parent->m_widget)));
g_signal_connect (m_widget, "delete_event",
G_CALLBACK (gtk_dialog_delete_callback), this);