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Ignore all exceptions in the font family chooser widget

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This commit is contained in:
Kovid Goyal 2012-10-22 08:36:51 +05:30
parent 9070385bb7
commit a69112b3e4
2 changed files with 25 additions and 7 deletions
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30
src/calibre/gui2/font_family_chooser.py
View File

@ -55,6 +55,12 @@ def writing_system_for_font(font):
class FontFamilyDelegate(QStyledItemDelegate): class FontFamilyDelegate(QStyledItemDelegate):
def sizeHint(self, option, index): def sizeHint(self, option, index):
try:
return self.do_size_hint(option, index)
except:
return QSize(300, 50)
def do_size_hint(self, option, index):
text = index.data(Qt.DisplayRole).toString() text = index.data(Qt.DisplayRole).toString()
font = QFont(option.font) font = QFont(option.font)
font.setPointSize(QFontInfo(font).pointSize() * 1.5) font.setPointSize(QFontInfo(font).pointSize() * 1.5)
@ -62,6 +68,14 @@ class FontFamilyDelegate(QStyledItemDelegate):
return QSize(m.width(text), m.height()) return QSize(m.width(text), m.height())
def paint(self, painter, option, index): def paint(self, painter, option, index):
painter.save()
try:
self.do_paint(painter, option, index)
except:
pass
painter.restore()
def do_paint(self, painter, option, index):
text = unicode(index.data(Qt.DisplayRole).toString()) text = unicode(index.data(Qt.DisplayRole).toString())
font = QFont(option.font) font = QFont(option.font)
font.setPointSize(QFontInfo(font).pointSize() * 1.5) font.setPointSize(QFontInfo(font).pointSize() * 1.5)
@ -75,7 +89,6 @@ class FontFamilyDelegate(QStyledItemDelegate):
r = option.rect r = option.rect
if option.state & QStyle.State_Selected: if option.state & QStyle.State_Selected:
painter.save()
painter.setBrush(option.palette.highlight()) painter.setBrush(option.palette.highlight())
painter.setPen(Qt.NoPen) painter.setPen(Qt.NoPen)
painter.drawRect(option.rect) painter.drawRect(option.rect)
@ -102,9 +115,6 @@ class FontFamilyDelegate(QStyledItemDelegate):
painter.setFont(old) painter.setFont(old)
if (option.state & QStyle.State_Selected):
painter.restore()
class FontFamilyChooser(QComboBox): class FontFamilyChooser(QComboBox):
def __init__(self, parent=None): def __init__(self, parent=None):
@ -138,7 +148,10 @@ class FontFamilyChooser(QComboBox):
def sizeHint(self): def sizeHint(self):
ans = QComboBox.sizeHint(self) ans = QComboBox.sizeHint(self)
ans.setWidth(QFontMetrics(self.font()).width('m'*14)) try:
ans.setWidth(QFontMetrics(self.font()).width('m'*14))
except:
pass
return ans return ans
@dynamic_property @dynamic_property
@ -157,12 +170,15 @@ class FontFamilyChooser(QComboBox):
self.setCurrentIndex(idx) self.setCurrentIndex(idx)
return property(fget=fget, fset=fset) return property(fget=fget, fset=fset)
def test():
if __name__ == '__main__':
app = QApplication([]) app = QApplication([])
app
d = QDialog() d = QDialog()
d.setLayout(QVBoxLayout()) d.setLayout(QVBoxLayout())
d.layout().addWidget(FontFamilyChooser(d)) d.layout().addWidget(FontFamilyChooser(d))
d.layout().addWidget(QFontComboBox(d)) d.layout().addWidget(QFontComboBox(d))
d.exec_() d.exec_()
if __name__ == '__main__':
test()

2
src/calibre/gui2/main_window.py
View File

@ -139,3 +139,5 @@ class MainWindow(QMainWindow):
show=True) show=True)
except BaseException: except BaseException:
pass pass
except:
pass