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Add checks for NULL pointer, just in case.

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git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12897 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Manolo Gouy 2018-05-05 08:30:34 +00:00
parent 733b4de91d
commit c68328c2bf
1 changed files with 5 additions and 3 deletions
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8
src/Fl_Widget_Surface.cxx
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@ -158,11 +158,13 @@ void Fl_Widget_Surface::print_window_part(Fl_Window *win, int x, int y, int w, i
Fl::check();
win->driver()->flush(); // makes the window current
Fl_RGB_Image *img = Fl_Screen_Driver::traverse_to_gl_subwindows(win, x, y, w, h, NULL);
img->scale(w, h, 1, 1);
if (img) img->scale(w, h, 1, 1);
if (save_front != win) save_front->show();
Fl_Surface_Device::pop_current();
img->draw(delta_x, delta_y);
delete img;
if (img) {
img->draw(delta_x, delta_y);
delete img;
}
}
/**