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| author | Kjetil Jacobsen <kjetilja@gmail.com> | 2002-08-28 13:18:22 +0000 |
|---|---|---|
| committer | Kjetil Jacobsen <kjetilja@gmail.com> | 2002-08-28 13:18:22 +0000 |
| commit | 39cf62a6afa49053d0ac0df2258b34249749b53d (patch) | |
| tree | 17d4c158cbdc25134c35c251f77d30938b18125d /examples | |
| parent | 9543012db849ae8f03344bc419f1b31774fa02a3 (diff) | |
| download | pycurl-39cf62a6afa49053d0ac0df2258b34249749b53d.tar.gz | |
trap errors when pressing the back button
Diffstat (limited to 'examples')
| -rwxr-xr-x | examples/gtkhtml_demo.py | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/examples/gtkhtml_demo.py b/examples/gtkhtml_demo.py index 4d32fe9..86d7e16 100755 --- a/examples/gtkhtml_demo.py +++ b/examples/gtkhtml_demo.py @@ -133,11 +133,12 @@ class HtmlWindow(GtkHTML): del forward[:] def do_back(self, _b): - forward.append(history[-1]) - del history[-1] - url = history[-1] - del history[-1] - self.load_url(html, url) + if len(history) > 1: + forward.append(history[-1]) + del history[-1] + url = history[-1] + del history[-1] + self.load_url(html, url) def do_forward(self, _b): if len(forward) == 0: return |