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Make the new spinner exception safe

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This commit is contained in:
Kovid Goyal 2015-08-31 15:13:47 +05:30
parent 5e7c076bc0
commit d280a69a92
1 changed files with 8 additions and 1 deletions
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9
src/calibre/gui2/progress_indicator/__init__.py
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@ -53,6 +53,7 @@ class ProgressSpinner(QWidget):
pal = self.palette() pal = self.palette()
self.dark = pal.color(pal.Text) self.dark = pal.color(pal.Text)
self.light = pal.color(pal.Window) self.light = pal.color(pal.Window)
self.errored_out = False
@property @property
def animation_interval(self): def animation_interval(self):
@ -106,7 +107,13 @@ class ProgressSpinner(QWidget):
self.update() self.update()
def paintEvent(self, ev): def paintEvent(self, ev):
draw_snake_spinner(QPainter(self), self.rect(), self.loading_angle, self.light, self.dark) if not self.errored_out:
try:
draw_snake_spinner(QPainter(self), self.rect(), self.loading_angle, self.light, self.dark)
except Exception:
import traceback
traceback.print_exc()
self.errored_out = True
ProgressIndicator = ProgressSpinner ProgressIndicator = ProgressSpinner
if __name__ == '__main__': if __name__ == '__main__':