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-WIP-electrum-btcp
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separate update qr code and paint event

This commit is contained in:
thomasv 2012-11-29 16:23:36 +01:00
parent 267466b22d
commit a7a60ceaeb
1 changed files with 25 additions and 9 deletions
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34
lib/gui_qt.py
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@ -147,21 +147,37 @@ class QRCodeWidget(QWidget):
if self.addr != addr:
self.addr = addr
self.qr = None
self.update()
def paintEvent(self, e):
if not self.addr: return
def update_qr(self):
if not self.qr:
self.qr = pyqrnative.QRCode(4, pyqrnative.QRErrorCorrectLevel.L)
self.qr.addData(self.addr)
self.qr.make()
qp = QtGui.QPainter()
qp.begin(self)
boxsize = 6
size = self.qr.getModuleCount()*boxsize
k = self.qr.getModuleCount()
self.update()
def paintEvent(self, e):
if not self.addr:
return
black = QColor(0, 0, 0, 255)
white = QColor(255, 255, 255, 255)
boxsize = 6
if not self.qr:
qp = QtGui.QPainter()
qp.begin(self)
qp.setBrush(white)
qp.setPen(white)
qp.drawRect(0, 0, 198, 198)
qp.end()
return
size = self.qr.getModuleCount()*boxsize
k = self.qr.getModuleCount()
qp = QtGui.QPainter()
qp.begin(self)
for r in range(k):
for c in range(k):
if self.qr.isDark(r, c):
@ -337,7 +353,7 @@ class ElectrumWindow(QMainWindow):
def timer_actions(self):
if self.qr_window:
self.qr_window.qrw.update()
self.qr_window.qrw.update_qr()
if self.payto_e.hasFocus():
return