qttreepropertybrowser.py 文件源码

def drawIndicatorIcon(palette, style):
    pix = QPixmap(14, 14)
    pix.fill(Qt.transparent)
    branchOption = QStyleOption()
    #r = QRect(QPoint(0, 0), pix.size())
    branchOption.rect = QRect(2, 2, 9, 9) ## ### hardcoded in qcommonstyle.cpp
    branchOption.palette = palette
    branchOption.state = QStyle.State_Children

    p = QPainter()
    ## Draw closed state
    p.begin(pix)
    style.drawPrimitive(QStyle.PE_IndicatorBranch, branchOption, p)
    p.end()
    rc = QIcon(pix)
    rc.addPixmap(pix, QIcon.Selected, QIcon.Off)
    ## Draw opened state
    branchOption.state |= QStyle.State_Open
    pix.fill(Qt.transparent)
    p.begin(pix)
    style.drawPrimitive(QStyle.PE_IndicatorBranch, branchOption, p)
    p.end()

    rc.addPixmap(pix, QIcon.Normal, QIcon.On)
    rc.addPixmap(pix, QIcon.Selected, QIcon.On)
    return rc