ovsdb/ovsdbmonitor/OVELogWindow.py

   1 # Copyright (c) 2010 Citrix Systems, Inc.
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at:
   6 #
   7 #     http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 from OVEStandard import *
  16 from OVELogger import *
  17 from Ui_LogWindow import *
  18
  19 class OVELogWindow(QtGui.QDialog):
  20     LOAD_KEY = 'LogWindow/window'
  21     def __init__(self, app):
  22         QtGui.QDialog.__init__(self)
  23         self.app = app
  24         self.ui = Ui_LogWindow()
  25         self.ui.setupUi(self)
  26         if self.isLoadable():
  27             self.loadSettings()
  28         self.connect(OVELogger.Inst(), QtCore.SIGNAL("logUpdated()"), self.logUpdated)
  29         self.connect(self.ui.buttonBox, QtCore.SIGNAL("clicked(QAbstractButton *)"), self.xon_actionButton_Box_clicked)
  30
  31     def xon_actionButton_Box_clicked(self, button):
  32         role = self.ui.buttonBox.buttonRole(button)
  33         if role == QtGui.QDialogButtonBox.ResetRole:
  34             OVELogger.Inst().reset()
  35             OVELog("Log reset")
  36
  37     def logUpdated(self):
  38         self.ui.textBrowser.setText("\n".join(OVELogger.Inst().contents))
  39         self.ui.textBrowser.moveCursor(QtGui.QTextCursor.End)
  40         self.ui.textBrowser.ensureCursorVisible()
  41
  42     def saveSettings(self):
  43         key = self.LOAD_KEY
  44         settings = QtCore.QSettings()
  45         settings.setValue(key+"/loadable", QVariant(True))
  46         settings.setValue(key+"/pos", QVariant(self.pos()))
  47         settings.setValue(key+"/size", QVariant(self.size()))
  48         settings.setValue(key+"/visible", QVariant(self.isVisible()))
  49
  50     def loadSettings(self):
  51         key = self.LOAD_KEY
  52         settings = QtCore.QSettings()
  53         pos = settings.value(key+"/pos", QVariant(QtCore.QPoint(200, 200))).toPoint()
  54         size = settings.value(key+"/size", QVariant(QtCore.QSize(400, 400))).toSize()
  55         visible = settings.value(key+"/visible", QVariant(True)).toBool()
  56         self.resize(size)
  57         self.move(pos)
  58         self.setVisible(visible)
  59
  60     @classmethod
  61     def isLoadable(cls):
  62         key = cls.LOAD_KEY
  63         settings = QtCore.QSettings()
  64         return settings.value(key+"/loadable", QVariant(False)).toBool()