# ----------------------------------------------------------------------------
# This file is part of qarbon (http://qarbon.rtfd.org/)
#
# Copyright (c) 2013 European Synchrotron Radiation Facility, Grenoble, France
#
# Distributed under the terms of the GNU Lesser General Public License,
# either version 3 of the License, or (at your option) any later version.
# See LICENSE.txt for more info.
# ----------------------------------------------------------------------------
"""A widget which displays/edits information about a QObject.
Example::
from qarbon.external.qt import QtCore, QtGui
from qarbon.qt.gui.application import Application
from qarbon.qt.gui.qobjectinfowidget import ObjectInfoWidget
app = Application()
# mw will be the QObject to be "seen"
mw = QtGui.QMainWindow()
mw.setObjectName("main window")
w = QtGui.QWidget()
w.setObjectName("central widget")
mw.setCentralWidget(w)
l = QtGui.QVBoxLayout()
w.setLayout(l)
l1 = QtGui.QLabel("H1")
l1.setObjectName("label 1")
l.addWidget(l1)
l2 = QtGui.QLabel("H2")
l2.setObjectName("label 2")
l.addWidget(l2)
mw.show()
inspector = ObjectInfoWidget(qobject=mw)
inspector.setAttribute(QtCore.Qt.WA_QuitOnClose, False)
inspector.show()
app.exec_()"""
__all__ = ["ObjectInfoWidget"]
from qarbon.external.qt import QtCore, QtGui
from qarbon.qt.gui.icon import Icon
from qarbon.qt.gui.propertyeditor import PropertyEditor
from qarbon.qt.gui.treeqobject import TreeQObjectWidget
[docs]class ObjectInfoWidget(QtGui.QWidget):
"""A widget which displays/edits information about a QObject."""
def __init__(self, parent=None, qobject=None):
super(ObjectInfoWidget, self).__init__(parent)
self.setWindowIcon(Icon("applications-development"))
self.setWindowTitle("QObject Inspector")
layout = QtGui.QHBoxLayout()
self.setLayout(layout)
layout.setSpacing(0)
layout.setMargin(0)
self.__splitter = splitter = QtGui.QSplitter(QtCore.Qt.Horizontal,
self)
layout.addWidget(splitter)
self.__form = form = PropertyEditor(parent=splitter, qobject=qobject)
self.__tree = tree = TreeQObjectWidget(parent=splitter,
qobject=qobject)
splitter.addWidget(tree)
splitter.addWidget(form)
treeSelectionModel = tree.viewWidget().selectionModel()
QtCore.QObject.connect(treeSelectionModel,
QtCore.SIGNAL("selectionChanged(QItemSelection, QItemSelection)"),
self.__onSelectionChanged)
def __onSelectionChanged(self, selected, deselected):
indexes = selected.indexes()
if len(indexes):
index = indexes[0]
qobject = index.internalPointer().qobject()
else:
qobject = None
self.__form.setQObject(qobject)
[docs] def setQObject(self, qobject):
self.__tree.getBaseQModel().setDataSource(qobject)
self.__form.setQObject(qobject)
def buildGUI():
mw = QtGui.QMainWindow()
mw.setObjectName("main window")
w = QtGui.QWidget()
w.setObjectName("central widget")
mw.setCentralWidget(w)
l = QtGui.QVBoxLayout()
w.setLayout(l)
l1 = QtGui.QLabel("H1")
l1.setObjectName("label 1")
l.addWidget(l1)
l2 = QtGui.QLabel("H2")
l2.setObjectName("label 2")
l.addWidget(l2)
mw.show()
return mw
def main():
from qarbon.qt.gui.application import Application
app = Application()
w = buildGUI()
w.show()
inspector = ObjectInfoWidget(qobject=w)
inspector.setAttribute(QtCore.Qt.WA_QuitOnClose, False)
inspector.show()
app.exec_()
if __name__ == "__main__":
main()