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Transparency effect for eject button.

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This commit is contained in:
John Schember 2009-06-07 10:17:51 -04:00
parent 336dfaac4a
commit 37658f07c6
1 changed files with 21 additions and 2 deletions
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23
src/calibre/gui2/widgets.py
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@ -278,10 +278,29 @@ class LocationView(QListView):
class EjectButton(QAbstractButton):
def __init__(self, parent):
QAbstractButton.__init__(self, parent)
self.mouse_over = False
def enterEvent(self, event):
self.mouse_over = True
def leaveEvent(self, event):
self.mouse_over = False
def paintEvent(self, event):
painter = QPainter(self)
painter.setClipRect(event.rect());
painter.drawPixmap(0, 0, QPixmap(':/images/eject').scaledToHeight(event.rect().height(), Qt.SmoothTransformation))
painter.setClipRect(event.rect())
image = QPixmap(':/images/eject').scaledToHeight(event.rect().height(),
Qt.SmoothTransformation)
if not self.mouse_over:
alpha_mask = QPixmap(image.width(), image.height())
color = QColor(128, 128, 128)
alpha_mask.fill(color)
image.setAlphaChannel(alpha_mask)
painter.drawPixmap(0, 0, image)
class DetailView(QDialog, Ui_Dialog):