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hgcmd: make safe for MacOSX

On a Mac, the main window receives several map events while on all
other platforms we receive just a single event. In this dialog, it
has somewhat dangerous results as it causes it to launch an hg thread
for each call.

Changeset 708ea6f6011c…

Parent 46d672b0b019…

by Steve Borho

Changes to one file · Browse files at 708ea6f6011c Showing diff from parent 46d672b0b019 Diff from another changeset...

Change 1 of 1 Show Entire File hggtk/​hgcmd.py Stacked
 
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@@ -100,11 +100,12 @@
  widget.emit_stop_by_name('response')     def _on_window_map_event(self, event, param): - self.hgthread = HgThread(self.cmdline[1:]) - self.hgthread.start() - self._button_ok.set_sensitive(False) - self._button_stop.set_sensitive(True) - gobject.timeout_add(10, self.process_queue) + if self.hgthread is None: + self.hgthread = HgThread(self.cmdline[1:]) + self.hgthread.start() + self._button_ok.set_sensitive(False) + self._button_stop.set_sensitive(True) + gobject.timeout_add(10, self.process_queue)     def write(self, msg, append=True):   msg = toutf(msg)