95 lines
3.1 KiB
Python
95 lines
3.1 KiB
Python
from ..Qt import QtGui, QtCore
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from .PathButton import PathButton
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from ..python2_3 import basestring
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__all__ = ['GroupBox']
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class GroupBox(QtGui.QGroupBox):
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"""Subclass of QGroupBox that implements collapse handle.
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"""
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sigCollapseChanged = QtCore.Signal(object)
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def __init__(self, *args):
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QtGui.QGroupBox.__init__(self, *args)
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self._collapsed = False
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# We modify the size policy when the group box is collapsed, so
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# keep track of the last requested policy:
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self._lastSizePlocy = self.sizePolicy()
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self.closePath = QtGui.QPainterPath()
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self.closePath.moveTo(0, -1)
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self.closePath.lineTo(0, 1)
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self.closePath.lineTo(1, 0)
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self.closePath.lineTo(0, -1)
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self.openPath = QtGui.QPainterPath()
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self.openPath.moveTo(-1, 0)
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self.openPath.lineTo(1, 0)
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self.openPath.lineTo(0, 1)
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self.openPath.lineTo(-1, 0)
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self.collapseBtn = PathButton(path=self.openPath, size=(12, 12), margin=0)
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self.collapseBtn.setStyleSheet("""
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border: none;
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""")
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self.collapseBtn.setPen('k')
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self.collapseBtn.setBrush('w')
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self.collapseBtn.setParent(self)
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self.collapseBtn.move(3, 3)
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self.collapseBtn.setFlat(True)
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self.collapseBtn.clicked.connect(self.toggleCollapsed)
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if len(args) > 0 and isinstance(args[0], basestring):
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self.setTitle(args[0])
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def toggleCollapsed(self):
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self.setCollapsed(not self._collapsed)
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def collapsed(self):
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return self._collapsed
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def setCollapsed(self, c):
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if c == self._collapsed:
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return
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if c is True:
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self.collapseBtn.setPath(self.closePath)
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self.setSizePolicy(QtGui.QSizePolicy.Policy.Preferred, QtGui.QSizePolicy.Policy.Preferred, closing=True)
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elif c is False:
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self.collapseBtn.setPath(self.openPath)
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self.setSizePolicy(self._lastSizePolicy)
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else:
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raise TypeError("Invalid argument %r; must be bool." % c)
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for ch in self.children():
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if isinstance(ch, QtGui.QWidget) and ch is not self.collapseBtn:
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ch.setVisible(not c)
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self._collapsed = c
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self.sigCollapseChanged.emit(c)
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def setSizePolicy(self, *args, **kwds):
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QtGui.QGroupBox.setSizePolicy(self, *args)
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if kwds.pop('closing', False) is True:
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self._lastSizePolicy = self.sizePolicy()
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def setHorizontalPolicy(self, *args):
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QtGui.QGroupBox.setHorizontalPolicy(self, *args)
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self._lastSizePolicy = self.sizePolicy()
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def setVerticalPolicy(self, *args):
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QtGui.QGroupBox.setVerticalPolicy(self, *args)
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self._lastSizePolicy = self.sizePolicy()
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def setTitle(self, title):
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# Leave room for button
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QtGui.QGroupBox.setTitle(self, " " + title)
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def widgetGroupInterface(self):
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return (self.sigCollapseChanged,
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GroupBox.collapsed,
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GroupBox.setCollapsed,
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True)
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