Source code for brainvisa.processing.qt4gui.neuroExceptionGUI

#  This software and supporting documentation are distributed by
#      Institut Federatif de Recherche 49
#      CEA/NeuroSpin, Batiment 145,
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# This software is governed by the CeCILL license version 2 under
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# You can  use, modify and/or redistribute the software under the
# terms of the CeCILL license version 2 as circulated by CEA, CNRS
# and INRIA at the following URL "http://www.cecill.info".
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from __future__ import absolute_import
from brainvisa.processing.qtgui.backwardCompatibleQt import QDialog, Qt, QVBoxLayout, QHBoxLayout, QPushButton, QSizePolicy, QTextCursor, QWidget
from soma.qtgui.api import TextEditWithSearch
from six.moves import zip


class ShowException(QDialog):
    _theExceptionDialog = None

    def __init__(self, messageHTML, detailHTML, parent=None, caption=None):
        QDialog.__init__(self, parent, Qt.Dialog)
        self.setModal(False)
        layout = QVBoxLayout(self)
        self.setLayout(layout)
        layout.setContentsMargins(10, 10, 10, 10)
        layout.setSpacing(5)
        if caption is None:
            caption = _t_('Error')
        self.setWindowTitle(caption)
        self.teHTML = TextEditWithSearch(self)
        self.teHTML.setReadOnly(True)
        layout.addWidget(self.teHTML)
        self.teHTML.setSizePolicy(
            QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding))
        self.messageHTML = [messageHTML]
        self.detailHTML = [detailHTML]
        self.advancedMode = False
        self.updateText()

        hb = QHBoxLayout()
        layout.addLayout(hb)
        self.btnOk = QPushButton(_t_('Ok'), self)
        hb.addWidget(self.btnOk)
        self.btnOk.setSizePolicy(
            QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed))
        self.btnOk.setDefault(True)
        self.btnOk.setAutoDefault(True)
        self.btnOk.clicked.connect(self.close)

        self.btnAdvanced = QPushButton(_t_('more info'), self)
        hb.addWidget(self.btnAdvanced)
        self.btnAdvanced.setSizePolicy(
            QSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed))
        self.btnAdvanced.clicked.connect(self.changeAdvancedMode)
        self.updateText()

        self.setSizePolicy(
            QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding))
        self.resize(640, 400)
        ShowException._theExceptionDialog = self

    def changeAdvancedMode(self):
        if self.advancedMode:
            self.advancedMode = False
            self.btnAdvanced.setText(_t_('more info'))
        else:
            self.advancedMode = True
            self.btnAdvanced.setText(_t_('hide info'))
        self.updateText()

    def updateText(self):
        if self.advancedMode:
            self.teHTML.setText(
                '<hr>\n'.join([i + '<hr>\n' + j for i, j in zip(self.messageHTML, self.detailHTML)]))
        else:
            self.teHTML.setText('<hr>\n'.join(self.messageHTML))
        # self.teHTML.scrollToBottom()
        self.teHTML.moveCursor(QTextCursor.End)

    def appendException(self, messageHTML, detailHTML):
        self.messageHTML.append(messageHTML)
        self.detailHTML.append(detailHTML)
        self.updateText()

    def closeEvent(self, event):
        ShowException._theExceptionDialog = None
        QWidget.closeEvent(self, event)