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Check element visibility before drawing

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This commit is contained in:
Florian Bruhin 2014-04-20 23:02:27 +02:00
parent a2deba68dc
commit 6434dac680
1 changed files with 13 additions and 11 deletions
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24
qutebrowser/browser/hints.py
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@ -66,20 +66,12 @@ class HintManager:
frame: The QWebFrame to use for finding elements and drawing.
"""
self._frame = frame
self._elems = None
self._elems = []
self._labels = []
def _draw_label(self, elem):
"""Draw a hint label over an element."""
rect = elem.geometry()
if (not rect.isValid()) and rect.x() == 0:
# Most likely an invisible link
return
framegeom = self._frame.geometry()
framegeom.translate(self._frame.scrollPosition())
if not framegeom.contains(rect):
# out of screen
return
css = HintManager.HINT_CSS.format(left=rect.x(), top=rect.y(),
config=config.instance)
doc = self._frame.documentElement()
@ -94,8 +86,18 @@ class HintManager:
mode: The mode to be used.
"""
selector = HintManager.SELECTORS[mode]
self._elems = self._frame.findAllElements(selector)
for e in self._elems:
elems = self._frame.findAllElements(selector)
for e in elems:
rect = e.geometry()
if (not rect.isValid()) and rect.x() == 0:
# Most likely an invisible link
continue
framegeom = self._frame.geometry()
framegeom.translate(self._frame.scrollPosition())
if not framegeom.contains(rect):
# out of screen
continue
self._elems.append(e)
self._draw_label(e)
def stop(self):