1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
import sys
from PyQt4.QtGui import QApplication
from PyQt4.QtCore import QSize, SIGNAL
from qzion import QZionObject, QZionCanvas, QZionRectangle
def cb_size_changed(size):
print "size changed: ", size
if __name__ == "__main__":
app = QApplication(sys.argv)
canvas = QZionCanvas()
canvas.show()
image = QZionRectangle(canvas)
image.setAttribute(QZionObject.EmitSizeChanges)
image.connect(image, SIGNAL("sizeChanged(QSize)"), cb_size_changed)
image.show()
image.setSize(QSize(30, 30))
image.setAttribute(QZionObject.EmitSizeChanges, False)
image.setSize(QSize(80, 80))
image.setAttribute(QZionObject.EmitSizeChanges, True)
image.setSize(QSize(90, 90))
sys.exit(app.exec_())
|
