# eric6.UI.UserInterface

Module implementing the main user interface.

### Global Attributes

None

### Classes

Redirector | Helper class used to redirect stdout and stderr to the log window.
UserInterface | Class implementing the main user interface.

### Functions

None

## Redirector

Helper class used to redirect stdout and stderr to the log window.

### Signals

appendStderr(str)
  emitted to write data to stderr logger
appendStdout(str)
  emitted to write data to stdout logger

### Derived from

QObject

### Class Attributes

None

### Class Methods

None

### Methods

Redirector | Constructor
__bufferedWrite | Private method returning number of characters to write.
__nWrite | Private method used to write data.
flush | Public method used to flush the buffered data.
write | Public method used to write data.

### Static Methods

None

#### Redirector (Constructor)

Redirector(stderr, parent=None)

Constructor

stderr (bool)
  flag indicating stderr is being redirected
parent (QObject)
  reference to the parent object

#### Redirector.__bufferedWrite

__bufferedWrite()

Private method returning number of characters to write.

Returns:
  number of characters buffered or length of buffered line (integer)

#### Redirector.__nWrite

__nWrite(n)

Private method used to write data.

n
  max number of bytes to write

#### Redirector.flush

flush()

Public method used to flush the buffered data.

#### Redirector.write

write(s)

Public method used to write data.

s
  data to be written (it must support the str-method)

Up

## UserInterface

Class implementing the main user interface.

### Signals

appendStderr(str)
  emitted to write data to stderr logger
appendStdout(str)
  emitted to write data to stdout logger
masterPasswordChanged(str, str)
  emitted after the master password has been changed with the old and the new password
onlineStateChanged(online)
  emitted to indicate a change of the network state
preferencesChanged()
  emitted after the preferences were changed
reloadAPIs()
  emitted to reload the api information
showMenu(str, QMenu)
  emitted when a menu is about to be shown. The name of the menu and a reference to the menu are given.

### Derived from

E5MainWindow

### Class Attributes

BottomSide
ErrorLogFileName
LeftSide
RightSide
maxFilePathLen
maxMenuFilePathLen

### Class Methods

None

### Methods

UserInterface | Constructor
__TBMenuTriggered | Private method to handle the toggle of a toolbar via the Window-> Toolbars submenu.
__TBPopupMenuTriggered | Private method to handle the toggle of a toolbar via the QMainWindow Toolbars popup menu.
__TRPreviewer | Private slot to start the Translation Previewer executable.
__UIPreviewer | Private slot to start the UI Previewer executable.
__activateBrowser | Private slot to handle the activation of the file browser.
__activateCondaWidget | Private slot to handle the activation of the Conda manager widget.
__activateIRC | Private slot to handle the activation of the IRC window.
__activateLogViewer | Private slot to handle the activation of the Log Viewer.
__activateMicroPython | Private slot to handle the activation of the MicroPython widget.
__activateMultiProjectBrowser | Private slot to handle the activation of the project browser.
__activateNumbersViewer | Private slot to handle the activation of the Numbers Viewer.
__activatePipWidget | Private slot to handle the activation of the PyPI manager widget.
__activateProjectBrowser | Private slot to handle the activation of the project browser.
__activateShell | Private slot to handle the activation of the Shell window.
__activateSymbolsViewer | Private slot to handle the activation of the Symbols Viewer.
__activateTaskViewer | Private slot to handle the activation of the Task Viewer.
__activateTemplateViewer | Private slot to handle the activation of the Template Viewer.
__activateViewProfile | Private slot to activate a view profile.
__activateViewmanager | Private slot to handle the activation of the current editor.
__assistant | Private slot to start the Qt-Assistant executable.
__assistant4 | Private slot to start the Qt-Assistant 4/5 executable.
__checkActions | Private slot to check some actions for their enable/disable status.
__chmViewer | Private slot to start the win help viewer to show *.chm files.
__clearPrivateData | Private slot to clear the private data lists.
__compareFiles | Private slot to handle the Compare Files dialog.
__compareFilesSbs | Private slot to handle the Compare Files dialog.
__configShortcuts | Private slot to configure the keyboard shortcuts.
__configToolBars | Private slot to configure the various toolbars.
__configViewProfiles | Private slot to configure the various view profiles.
__connectToWebBrowser | Private method to connect to a started web browser.
__createDockWindow | Private method to create a dock window with common properties.
__createLayout | Private method to create the layout of the various windows.
__createSidebarsLayout | Private method to create the Sidebars layout.
__createToolboxesLayout | Private method to create the Toolboxes layout.
__createUnitTestDialog | Private slot to generate the unit test dialog on demand.
__customViewer | Private slot to start a custom viewer.
__debuggingDone | Private slot to handle the end of a debugging session.
__debuggingStarted | Private slot to handle the start of a debugging session.
__deinstallPlugin | Private slot to show a dialog to uninstall a plugin.
__deleteCrashSession | Private slot to delete the crash session file.
__designer | Private slot to start the Qt-Designer executable.
__designer4 | Private slot to start the Qt-Designer 4/5 executable.
__editPixmap | Private slot to show a pixmap in a dialog.
__editorOpened | Private slot to handle the editorOpened signal.
__exportPreferences | Private slot to export the current preferences.
__exportShortcuts | Private slot to export the keyboard shortcuts.
__getFloatingGeometry | Private method to get the geometry of a floating windows.
__hasErrorLog | Private method to check, if an error log file exists.
__helpViewer | Private slot to start an empty help viewer/web browser.
__importPreferences | Private slot to import preferences.
__importShortcuts | Private slot to import the keyboard shortcuts.
__initActions | Private method to define the user interface actions.
__initDebugToolbarsLayout | Private slot to initialize the toolbars layout for the debug profile.
__initEricDocAction | Private slot to initialize the action to show the eric6 documentation.
__initExternalToolsActions | Private slot to create actions for the configured external tools.
__initMenus | Private slot to create the menus.
__initPySideDocActions | Private slot to initialize the actions to show the PySide documentation.
__initPythonDocActions | Private slot to initialize the actions to show the Python documentation.
__initQtDocActions | Private slot to initialize the action to show the Qt documentation.
__initStatusbar | Private slot to set up the status bar.
__initToolbars | Private slot to create the toolbars.
__initToolsMenus | Private slot to initialize the various tool menus.
__installPlugins | Private slot to show a dialog to install a new plugin.
__ircAutoConnected | Private slot handling the automatic connection of the IRC client.
__lastEditorClosed | Private slot to handle the lastEditorClosed signal.
__launchExternalWebBrowser | Private method to start an external web browser and communicate with it.
__linguist | Private slot to start the Qt-Linguist executable.
__linguist4 | Private slot to start the Qt-Linguist 4/5 executable.
__loadSessionFromFile | Private slot to load a session from disk.
__masterPasswordChanged | Private slot to handle the change of the master password.
__newProject | Private slot to handle the NewProject signal.
__newWindow | Private slot to start a new instance of eric6.
__onlineStateChanged | Private slot handling changes in online state.
__openHexEditor | Private slot to open the hex editor window.
__openMiniEditor | Private slot to show a mini editor window.
__openOnStartup | Private method to open the last file, project or multiproject.
__pluginsConfigure | Private slot to show the plugin manager configuration page.
__populateToolbarsMenu | Private method to populate a toolbars menu.
__preferencesChanged | Private slot to handle a change of the preferences.
__processToolStderr | Private slot to handle the readyReadStderr signal of a tool process.
__processToolStdout | Private slot to handle the readyReadStdout signal of a tool process.
__programChange | Private slot to handle the programChange signal.
__projectClosed | Private slot to handle the projectClosed signal.
__projectOpened | Private slot to handle the projectOpened signal.
__quit | Private method to quit the application.
__readCrashSession | Private method to check for and read a crash session.
__readSession | Private slot to read in the session file (.e5s or .e4s).
__readTasks | Private slot to read in the tasks file (.e6t).
__reloadAPIs | Private slot to reload the api information.
__reportBug | Private slot to handle the Report Bug dialog.
__requestFeature | Private slot to handle the Feature Request dialog.
__restart | Private method to restart the application.
__saveCurrentViewProfile | Private slot to save the window geometries of the active profile.
__saveSessionToFile | Private slot to save a session to disk.
__setEditProfile | Private slot to activate the edit view profile.
__setWindowCaption | Private method to set the caption of the Main Window.
__setupDockWindow | Private method to configure the dock window created with __createDockWindow().
__showAvailableVersionInfos | Private method to show the versions available for download.
__showCertificatesDialog | Private slot to show the certificates management dialog.
__showEricDoc | Private slot to show the Eric documentation.
__showErrorLog | Private slot to show the most recent error log message.
__showExternalTools | Private slot to display a dialog show a list of external tools used by eric6.
__showExtrasMenu | Private slot to display the Extras menu.
__showFileMenu | Private slot to display the File menu.
__showHelpMenu | Private slot to display the Help menu.
__showNext | Private slot used to show the next tab or file.
__showPixmap | Private slot to show a pixmap in a dialog.
__showPluginInfo | Private slot to show the plugin info dialog.
__showPluginToolsMenu | Private slot to show the Plugin Tools menu.
__showPrevious | Private slot used to show the previous tab or file.
__showPyQt4Doc | Private slot to show the PyQt4 documentation.
__showPyQt5Doc | Private slot to show the PyQt5 documentation.
__showPySideDoc | Private slot to show the PySide/PySide2 documentation.
__showPython2Doc | Private slot to show the Python 2 documentation.
__showPythonDoc | Private slot to show the Python 3 documentation.
__showQt4Doc | Private slot to show the Qt4 documentation.
__showQt5Doc | Private slot to show the Qt5 documentation.
__showQtDoc | Private method to show the Qt documentation.
__showSettingsMenu | Private slot to show the Settings menu.
__showSubWindowMenu | Private slot to display the Window menu of the Window menu.
__showSvg | Private slot to show a SVG file in a dialog.
__showSystemEmailClient | Private slot to show the system email dialog.
__showToolGroupsMenu | Private slot to display the Tool Groups menu.
__showToolbarsMenu | Private slot to display the Toolbars menu.
__showUserToolsMenu | Private slot to display the User Tools menu.
__showVersions | Private slot to handle the Versions dialog.
__showWindowMenu | Private slot to display the Window menu.
__showWizardsMenu | Private slot to display the Wizards menu.
__shutdown | Private method to perform all necessary steps to close down the IDE.
__snapshot | Private slot to start the snapshot tool.
__sqlBrowser | Private slot to start the SQL browser tool.
__sslErrors | Private slot to handle SSL errors.
__startToolProcess | Private slot to start an external tool process.
__startWebBrowser | Private slot to start the eric6 web browser.
__switchTab | Private slot used to switch between the current and the previous current tab.
__toggleBottomSidebar | Private slot to handle the toggle of the bottom sidebar window.
__toggleHorizontalToolbox | Private slot to handle the toggle of the Horizontal Toolbox window.
__toggleLeftSidebar | Private slot to handle the toggle of the left sidebar window.
__toggleLeftToolbox | Private slot to handle the toggle of the Left Toolbox window.
__toggleRightSidebar | Private slot to handle the toggle of the right sidebar window.
__toggleRightToolbox | Private slot to handle the toggle of the Right Toolbox window.
__toggleWindow | Private method to toggle a workspace editor window.
__toolActionTriggered | Private slot called by external tools toolbar actions.
__toolExecute | Private slot to execute a particular tool.
__toolFinished | Private slot to handle the finished signal of a tool process.
__toolGroupSelected | Private slot to set the current tool group.
__toolGroupsConfiguration | Private slot to handle the tool groups configuration menu entry.
__toolsConfiguration | Private slot to handle the tools configuration menu entry.
__unittest | Private slot for displaying the unittest dialog.
__unittestProject | Private slot for displaying the unittest dialog and run the current project.
__unittestRerunFailed | Private slot to display the unittest dialog and rerun all failed tests of the last run.
__unittestRestart | Private slot to display the unittest dialog and rerun the last unit test.
__unittestScript | Private slot for displaying the unittest dialog and run the current script.
__unittestStopped | Private slot to handle the end of a unit test run.
__updateExternalToolsActions | Private method to update the external tools actions for the current tool group.
__updateVersionsUrls | Private method to update the URLs from which to retrieve the versions file.
__versionCheckResult | Private method to show the result of the version check action.
__versionToTuple | Private method to convert a version string into a tuple.
__versionsDownloadCanceled | Private slot called to cancel the version check.
__versionsDownloadDone | Private slot called, after the versions file has been downloaded from the internet.
__webBrowser | Private slot to start the eric6 web browser.
__webBrowserFinished | Private slot handling the end of the external web browser process.
__webBrowserShutdown | Private method to shut down the web browser.
__whatsThis | Private slot called in to enter Whats This mode.
__writeCrashSession | Private slot to write a crash session file.
__writeSession | Private slot to write the session data to an XML file (.e5s).
__writeTasks | Private slot to write the tasks data to an XML file (.e6t).
activateCodeDocumentationViewer | Public slot to handle the activation of the Code Documentation Viewer.
activateCooperationViewer | Public slot to handle the activation of the cooperation window.
activateDebugViewer | Public slot to handle the activation of the debug viewer.
addE5Actions | Public method to add actions to the list of actions.
addSideWidget | Public method to add a widget to the sides.
appendToStderr | Public slot to append text to the stderr log viewer tab.
appendToStdout | Public slot to append text to the stdout log viewer tab.
autoConnectIrc | Public method to initiate the IRC auto connection.
checkConfigurationStatus | Public method to check, if eric6 has been configured.
checkForErrorLog | Public method to check for the presence of an error log and ask the user, what to do with it.
checkPluginUpdatesAvailable | Public method to check the availability of updates of plug-ins.
checkProjectsWorkspace | Public method to check, if a projects workspace has been configured.
closeEvent | Protected event handler for the close event.
createPopupMenu | Public method to create the toolbars menu for Qt.
documentationViewer | Public method to provide a reference to the code documentation viewer.
dragEnterEvent | Protected method to handle the drag enter event.
dragLeaveEvent | Protected method to handle the drag leave event.
dragMoveEvent | Protected method to handle the drag move event.
dropEvent | Protected method to handle the drop event.
getActions | Public method to get a list of all actions.
getLayoutType | Public method to get the current layout type.
getLocale | Public method to get the locale of the IDE.
getMenu | Public method to get a reference to a specific menu.
getMenuAction | Public method to get a reference to an action of a menu.
getMenuBarAction | Public method to get a reference to an action of the main menu.
getOriginalPathString | Public method to get the original PATH environment variable (i.e.
getToolBarIconSize | Public method to get the toolbar icon size.
getToolbar | Public method to get a reference to a specific toolbar.
getViewProfile | Public method to get the current view profile.
handleUrl | Public slot to handle opening a URL.
isOnline | Public method to get the online state.
launchHelpViewer | Public slot to start the help viewer/web browser.
networkAccessManager | Public method to get a reference to the network access manager object.
notificationsEnabled | Public method to check, if notifications are enabled.
performVersionCheck | Public method to check the internet for an eric6 update.
processArgs | Public method to process the command line args passed to the UI.
registerToolbar | Public method to register a toolbar.
removeE5Actions | Public method to remove actions from the list of actions.
removeSideWidget | Public method to remove a widget added using addSideWidget().
reregisterToolbar | Public method to change the visible text for the named toolbar.
setDebugProfile | Public slot to activate the debug view profile.
showAvailableVersionsInfo | Public method to show the eric6 versions available for download.
showEmailDialog | Public slot to show the email dialog in a given mode.
showEvent | Protected method to handle the show event.
showFindFileByNameDialog | Public slot to show the Find File by Name dialog.
showFindFilesDialog | Public slot to show the Find In Files dialog.
showLogViewer | Public method to show the Log-Viewer.
showNotification | Public method to show a desktop notification.
showPluginsAvailable | Public slot to show the plugins available for download.
showPreferences | Public slot to set the preferences.
showReplaceFilesDialog | Public slot to show the Find & Replace In Files dialog.
showSideWidget | Public method to show a specific widget placed in the side widgets.
unregisterToolbar | Public method to unregister a toolbar.
versionIsNewer | Public method to check, if the eric6 version is good compared to the required version.

### Static Methods

None

#### UserInterface (Constructor)

UserInterface(app, locale, splash, plugin, disabledPlugins, noOpenAtStartup, noCrashOpenAtStartup, disableCrashSession, restartArguments, originalPathString)

Constructor

app (E5Application)
  reference to the application object
locale (str)
  locale to be used by the UI
splash (UI.SplashScreen.SplashScreen)
  reference to the splashscreen
plugin (str)
  filename of a plug-in to be loaded (used for plugin development)
disabledPlugins (list of str)
  list of plug-ins that have been disabled via the command line parameters '--disable-plugin='
noOpenAtStartup (bool)
  flag indicating that the open at startup option should not be executed
noCrashOpenAtStartup (bool)
  flag indicating to ignore any crash session file found at statup
disableCrashSession (bool)
  flag indicating to disable the crash session support
restartArguments (list of str)
  list of command line parameters to be used for a restart
originalPathString (str)
  original PATH environment variable

#### UserInterface.__TBMenuTriggered

__TBMenuTriggered(act)

Private method to handle the toggle of a toolbar via the Window-> Toolbars submenu.

act
  reference to the action that was triggered (QAction)

#### UserInterface.__TBPopupMenuTriggered

__TBPopupMenuTriggered(act)

Private method to handle the toggle of a toolbar via the QMainWindow Toolbars popup menu.

act
  reference to the action that was triggered (QAction)

#### UserInterface.__TRPreviewer

__TRPreviewer(fileNames=None, ignore=False)

Private slot to start the Translation Previewer executable.

fileNames
  filenames of forms and/or translations to be previewed (list of strings)
ignore
  flag indicating non existing files should be ignored (boolean)

#### UserInterface.__UIPreviewer

__UIPreviewer(fn=None)

Private slot to start the UI Previewer executable.

fn
  filename of the form to be previewed (string)

#### UserInterface.__activateBrowser

__activateBrowser()

Private slot to handle the activation of the file browser.

#### UserInterface.__activateCondaWidget

__activateCondaWidget()

Private slot to handle the activation of the Conda manager widget.

#### UserInterface.__activateIRC

__activateIRC()

Private slot to handle the activation of the IRC window.

#### UserInterface.__activateLogViewer

__activateLogViewer()

Private slot to handle the activation of the Log Viewer.

#### UserInterface.__activateMicroPython

__activateMicroPython()

Private slot to handle the activation of the MicroPython widget.

#### UserInterface.__activateMultiProjectBrowser

__activateMultiProjectBrowser()

Private slot to handle the activation of the project browser.

#### UserInterface.__activateNumbersViewer

__activateNumbersViewer()

Private slot to handle the activation of the Numbers Viewer.

#### UserInterface.__activatePipWidget

__activatePipWidget()

Private slot to handle the activation of the PyPI manager widget.

#### UserInterface.__activateProjectBrowser

__activateProjectBrowser()

Private slot to handle the activation of the project browser.

#### UserInterface.__activateShell

__activateShell()

Private slot to handle the activation of the Shell window.

#### UserInterface.__activateSymbolsViewer

__activateSymbolsViewer()

Private slot to handle the activation of the Symbols Viewer.

#### UserInterface.__activateTaskViewer

__activateTaskViewer()

Private slot to handle the activation of the Task Viewer.

#### UserInterface.__activateTemplateViewer

__activateTemplateViewer()

Private slot to handle the activation of the Template Viewer.

#### UserInterface.__activateViewProfile

__activateViewProfile(name, save=True)

Private slot to activate a view profile.

name
  name of the profile to be activated (string)
save
  flag indicating that the current profile should be saved (boolean)

#### UserInterface.__activateViewmanager

__activateViewmanager()

Private slot to handle the activation of the current editor.

#### UserInterface.__assistant

__assistant(home=None, version=0)

Private slot to start the Qt-Assistant executable.

home (str)
  full pathname of a file to display
version (int)
  indication for the requested version (4 = Qt 4/5)

#### UserInterface.__assistant4

__assistant4()

Private slot to start the Qt-Assistant 4/5 executable.

#### UserInterface.__checkActions

__checkActions(editor)

Private slot to check some actions for their enable/disable status.

editor
  editor window

#### UserInterface.__chmViewer

__chmViewer(home=None)

Private slot to start the win help viewer to show *.chm files.

home
  full pathname of a file to display (string)

#### UserInterface.__clearPrivateData

__clearPrivateData()

Private slot to clear the private data lists.

#### UserInterface.__compareFiles

__compareFiles()

Private slot to handle the Compare Files dialog.

#### UserInterface.__compareFilesSbs

__compareFilesSbs()

Private slot to handle the Compare Files dialog.

#### UserInterface.__configShortcuts

__configShortcuts()

Private slot to configure the keyboard shortcuts.

#### UserInterface.__configToolBars

__configToolBars()

Private slot to configure the various toolbars.

#### UserInterface.__configViewProfiles

__configViewProfiles()

Private slot to configure the various view profiles.

#### UserInterface.__connectToWebBrowser

__connectToWebBrowser(process)

Private method to connect to a started web browser.

process (QProcess)
  reference to the started web browser process

Returns:
  error indication (1 = connection not possible, 0 = ok, -1 = server exited with an error code)

Return Type:
  int

#### UserInterface.__createDockWindow

__createDockWindow(name)

Private method to create a dock window with common properties.

name
  object name of the new dock window (string)

Returns:
  the generated dock window (QDockWindow)

#### UserInterface.__createLayout

__createLayout(debugServer)

Private method to create the layout of the various windows.

debugServer
  reference to the debug server object

Raises ValueError:
  raised to indicate an invalid layout type

#### UserInterface.__createSidebarsLayout

__createSidebarsLayout(debugServer)

Private method to create the Sidebars layout.

debugServer
  reference to the debug server object

#### UserInterface.__createToolboxesLayout

__createToolboxesLayout(debugServer)

Private method to create the Toolboxes layout.

debugServer
  reference to the debug server object

#### UserInterface.__createUnitTestDialog

__createUnitTestDialog()

Private slot to generate the unit test dialog on demand.

#### UserInterface.__customViewer

__customViewer(home=None)

Private slot to start a custom viewer.

home
  full pathname of a file to display (string)

#### UserInterface.__debuggingDone

__debuggingDone()

Private slot to handle the end of a debugging session.

#### UserInterface.__debuggingStarted

__debuggingStarted()

Private slot to handle the start of a debugging session.

#### UserInterface.__deinstallPlugin

__deinstallPlugin()

Private slot to show a dialog to uninstall a plugin.

#### UserInterface.__deleteCrashSession

__deleteCrashSession()

Private slot to delete the crash session file.

#### UserInterface.__designer

__designer(fn=None, version=0)

Private slot to start the Qt-Designer executable.

fn (str)
  filename of the form to be opened
version (int)
  indication for the requested version (4 = Qt 4/5)

#### UserInterface.__designer4

__designer4()

Private slot to start the Qt-Designer 4/5 executable.

#### UserInterface.__editPixmap

__editPixmap(fn="")

Private slot to show a pixmap in a dialog.

fn
  filename of the file to show (string)

#### UserInterface.__editorOpened

__editorOpened(fn)

Private slot to handle the editorOpened signal.

fn
  filename of the opened editor (string)

#### UserInterface.__exportPreferences

__exportPreferences()

Private slot to export the current preferences.

#### UserInterface.__exportShortcuts

__exportShortcuts()

Private slot to export the keyboard shortcuts.

#### UserInterface.__getFloatingGeometry

__getFloatingGeometry(w)

Private method to get the geometry of a floating windows.

w
  reference to the widget to be saved (QWidget)

Returns:
  list giving the widget's geometry and its visibility

#### UserInterface.__hasErrorLog

__hasErrorLog()

Private method to check, if an error log file exists.

Returns:
  flag indicating the existence of an error log file (boolean)

#### UserInterface.__helpViewer

__helpViewer()

Private slot to start an empty help viewer/web browser.

#### UserInterface.__importPreferences

__importPreferences()

Private slot to import preferences.

#### UserInterface.__importShortcuts

__importShortcuts()

Private slot to import the keyboard shortcuts.

#### UserInterface.__initActions

__initActions()

Private method to define the user interface actions.

#### UserInterface.__initDebugToolbarsLayout

__initDebugToolbarsLayout()

Private slot to initialize the toolbars layout for the debug profile.

#### UserInterface.__initEricDocAction

__initEricDocAction()

Private slot to initialize the action to show the eric6 documentation.

#### UserInterface.__initExternalToolsActions

__initExternalToolsActions()

Private slot to create actions for the configured external tools.

#### UserInterface.__initMenus

__initMenus()

Private slot to create the menus.

#### UserInterface.__initPySideDocActions

__initPySideDocActions()

Private slot to initialize the actions to show the PySide documentation.

#### UserInterface.__initPythonDocActions

__initPythonDocActions()

Private slot to initialize the actions to show the Python documentation.

#### UserInterface.__initQtDocActions

__initQtDocActions()

Private slot to initialize the action to show the Qt documentation.

#### UserInterface.__initStatusbar

__initStatusbar()

Private slot to set up the status bar.

#### UserInterface.__initToolbars

__initToolbars()

Private slot to create the toolbars.

#### UserInterface.__initToolsMenus

__initToolsMenus(menu)

Private slot to initialize the various tool menus.

menu (QMenu)
  reference to the parent menu

#### UserInterface.__installPlugins

__installPlugins(pluginFileNames=None)

Private slot to show a dialog to install a new plugin.

pluginFileNames
  list of plugin files suggested for installation list of strings

#### UserInterface.__ircAutoConnected

__ircAutoConnected()

Private slot handling the automatic connection of the IRC client.

#### UserInterface.__lastEditorClosed

__lastEditorClosed()

Private slot to handle the lastEditorClosed signal.

#### UserInterface.__launchExternalWebBrowser

__launchExternalWebBrowser(home, searchWord=None)

Private method to start an external web browser and communicate with it.

home (str)
  filename of file to be shown or URL to be opened
searchWord= (str)
  word to search for

Returns:
  flag indicating a successful launch

Return Type:
  bool

#### UserInterface.__linguist

__linguist(fn=None, version=0)

Private slot to start the Qt-Linguist executable.

fn (str)
  filename of the translation file to be opened
version (int)
  indication for the requested version (4 = Qt 4/5)

#### UserInterface.__linguist4

__linguist4(fn=None)

Private slot to start the Qt-Linguist 4/5 executable.

fn
  filename of the translation file to be opened

#### UserInterface.__loadSessionFromFile

__loadSessionFromFile()

Private slot to load a session from disk.

#### UserInterface.__masterPasswordChanged

__masterPasswordChanged(oldPassword, newPassword)

Private slot to handle the change of the master password.

oldPassword
  current master password (string)
newPassword
  new master password (string)

#### UserInterface.__newProject

__newProject()

Private slot to handle the NewProject signal.

#### UserInterface.__newWindow

__newWindow()

Private slot to start a new instance of eric6.

#### UserInterface.__onlineStateChanged

__onlineStateChanged(online)

Private slot handling changes in online state.

online (bool)
  flag indicating the online state

#### UserInterface.__openHexEditor

__openHexEditor(fn="")

Private slot to open the hex editor window.

fn
  filename of the file to show (string)

#### UserInterface.__openMiniEditor

__openMiniEditor()

Private slot to show a mini editor window.

#### UserInterface.__openOnStartup

__openOnStartup(startupType=None)

Private method to open the last file, project or multiproject.

startupType
  type of startup requested (string, one of "Nothing", "File", "Project", "MultiProject" or "Session")

#### UserInterface.__pluginsConfigure

__pluginsConfigure()

Private slot to show the plugin manager configuration page.

#### UserInterface.__populateToolbarsMenu

__populateToolbarsMenu(menu)

Private method to populate a toolbars menu.

menu
  reference to the menu to be populated (QMenu)

#### UserInterface.__preferencesChanged

__preferencesChanged()

Private slot to handle a change of the preferences.

#### UserInterface.__processToolStderr

__processToolStderr()

Private slot to handle the readyReadStderr signal of a tool process.

#### UserInterface.__processToolStdout

__processToolStdout()

Private slot to handle the readyReadStdout signal of a tool process.

#### UserInterface.__programChange

__programChange(fn)

Private slot to handle the programChange signal.

This primarily is here to set the currentProg variable.

fn
  filename to be set as current prog (string)

#### UserInterface.__projectClosed

__projectClosed()

Private slot to handle the projectClosed signal.

#### UserInterface.__projectOpened

__projectOpened()

Private slot to handle the projectOpened signal.

#### UserInterface.__quit

__quit()

Private method to quit the application.

#### UserInterface.__readCrashSession

__readCrashSession()

Private method to check for and read a crash session.

Returns:
  flag indicating a crash session file was found and read

Return Type:
  bool

#### UserInterface.__readSession

__readSession(filename="")

Private slot to read in the session file (.e5s or .e4s).

filename (str)
  name of a session file to read

Returns:
  flag indicating success

Return Type:
  bool

#### UserInterface.__readTasks

__readTasks()

Private slot to read in the tasks file (.e6t).

#### UserInterface.__reloadAPIs

__reloadAPIs()

Private slot to reload the api information.

#### UserInterface.__reportBug

__reportBug()

Private slot to handle the Report Bug dialog.

#### UserInterface.__requestFeature

__requestFeature()

Private slot to handle the Feature Request dialog.

#### UserInterface.__restart

__restart(ask=False)

Private method to restart the application.

ask (bool)
  flag indicating to ask the user for permission

#### UserInterface.__saveCurrentViewProfile

__saveCurrentViewProfile(save)

Private slot to save the window geometries of the active profile.

save
  flag indicating that the current profile should be saved (boolean)

#### UserInterface.__saveSessionToFile

__saveSessionToFile()

Private slot to save a session to disk.

#### UserInterface.__setEditProfile

__setEditProfile(save=True)

Private slot to activate the edit view profile.

save
  flag indicating that the current profile should be saved (boolean)

#### UserInterface.__setWindowCaption

__setWindowCaption(editor=None, project=None)

Private method to set the caption of the Main Window.

editor
  filename to be displayed (string)
project
  project name to be displayed (string)

#### UserInterface.__setupDockWindow

__setupDockWindow(dock, where, widget, caption)

Private method to configure the dock window created with __createDockWindow().

dock
  the dock window (QDockWindow)
where
  dock area to be docked to (Qt.DockWidgetArea)
widget
  widget to be shown in the dock window (QWidget)
caption
  caption of the dock window (string)

#### UserInterface.__showAvailableVersionInfos

__showAvailableVersionInfos(versions)

Private method to show the versions available for download.

versions
  contents of the downloaded versions file (list of strings)

#### UserInterface.__showCertificatesDialog

__showCertificatesDialog()

Private slot to show the certificates management dialog.

#### UserInterface.__showEricDoc

__showEricDoc()

Private slot to show the Eric documentation.

#### UserInterface.__showErrorLog

__showErrorLog()

Private slot to show the most recent error log message.

#### UserInterface.__showExternalTools

__showExternalTools()

Private slot to display a dialog show a list of external tools used by eric6.

#### UserInterface.__showExtrasMenu

__showExtrasMenu()

Private slot to display the Extras menu.

#### UserInterface.__showFileMenu

__showFileMenu()

Private slot to display the File menu.

#### UserInterface.__showHelpMenu

__showHelpMenu()

Private slot to display the Help menu.

#### UserInterface.__showNext

__showNext()

Private slot used to show the next tab or file.

#### UserInterface.__showPixmap

__showPixmap(fn)

Private slot to show a pixmap in a dialog.

fn
  filename of the file to show (string)

#### UserInterface.__showPluginInfo

__showPluginInfo()

Private slot to show the plugin info dialog.

#### UserInterface.__showPluginToolsMenu

__showPluginToolsMenu()

Private slot to show the Plugin Tools menu.

#### UserInterface.__showPrevious

__showPrevious()

Private slot used to show the previous tab or file.

#### UserInterface.__showPyQt4Doc

__showPyQt4Doc()

Private slot to show the PyQt4 documentation.

#### UserInterface.__showPyQt5Doc

__showPyQt5Doc()

Private slot to show the PyQt5 documentation.

#### UserInterface.__showPySideDoc

__showPySideDoc(variant)

Private slot to show the PySide/PySide2 documentation.

variant (str)
  PySide variant (1 or 2)

#### UserInterface.__showPython2Doc

__showPython2Doc()

Private slot to show the Python 2 documentation.

#### UserInterface.__showPythonDoc

__showPythonDoc()

Private slot to show the Python 3 documentation.

#### UserInterface.__showQt4Doc

__showQt4Doc()

Private slot to show the Qt4 documentation.

#### UserInterface.__showQt5Doc

__showQt5Doc()

Private slot to show the Qt5 documentation.

#### UserInterface.__showQtDoc

__showQtDoc(version)

Private method to show the Qt documentation.

version
  Qt version to show documentation for (integer)

#### UserInterface.__showSettingsMenu

__showSettingsMenu()

Private slot to show the Settings menu.

#### UserInterface.__showSubWindowMenu

__showSubWindowMenu()

Private slot to display the Window menu of the Window menu.

#### UserInterface.__showSvg

__showSvg(fn)

Private slot to show a SVG file in a dialog.

fn
  filename of the file to show (string)

#### UserInterface.__showSystemEmailClient

__showSystemEmailClient(mode, attachFile=None, deleteAttachFile=False)

Private slot to show the system email dialog.

mode
  mode of the email dialog (string, "bug" or "feature")
attachFile
  name of a file to put into the body of the email (string)
deleteAttachFile
  flag indicating to delete the file after it has been read (boolean)

#### UserInterface.__showToolGroupsMenu

__showToolGroupsMenu()

Private slot to display the Tool Groups menu.

#### UserInterface.__showToolbarsMenu

__showToolbarsMenu()

Private slot to display the Toolbars menu.

#### UserInterface.__showUserToolsMenu

__showUserToolsMenu()

Private slot to display the User Tools menu.

#### UserInterface.__showVersions

__showVersions()

Private slot to handle the Versions dialog.

#### UserInterface.__showWindowMenu

__showWindowMenu()

Private slot to display the Window menu.

#### UserInterface.__showWizardsMenu

__showWizardsMenu()

Private slot to display the Wizards menu.

#### UserInterface.__shutdown

__shutdown()

Private method to perform all necessary steps to close down the IDE.

Returns:
  flag indicating success

#### UserInterface.__snapshot

__snapshot()

Private slot to start the snapshot tool.

#### UserInterface.__sqlBrowser

__sqlBrowser()

Private slot to start the SQL browser tool.

#### UserInterface.__sslErrors

__sslErrors(reply, errors)

Private slot to handle SSL errors.

reply
  reference to the reply object (QNetworkReply)
errors
  list of SSL errors (list of QSslError)

#### UserInterface.__startToolProcess

__startToolProcess(tool)

Private slot to start an external tool process.

tool
  list of tool entries

#### UserInterface.__startWebBrowser

__startWebBrowser()

Private slot to start the eric6 web browser.

#### UserInterface.__switchTab

__switchTab()

Private slot used to switch between the current and the previous current tab.

#### UserInterface.__toggleBottomSidebar

__toggleBottomSidebar()

Private slot to handle the toggle of the bottom sidebar window.

#### UserInterface.__toggleHorizontalToolbox

__toggleHorizontalToolbox()

Private slot to handle the toggle of the Horizontal Toolbox window.

#### UserInterface.__toggleLeftSidebar

__toggleLeftSidebar()

Private slot to handle the toggle of the left sidebar window.

#### UserInterface.__toggleLeftToolbox

__toggleLeftToolbox()

Private slot to handle the toggle of the Left Toolbox window.

#### UserInterface.__toggleRightSidebar

__toggleRightSidebar()

Private slot to handle the toggle of the right sidebar window.

#### UserInterface.__toggleRightToolbox

__toggleRightToolbox()

Private slot to handle the toggle of the Right Toolbox window.

#### UserInterface.__toggleWindow

__toggleWindow(w)

Private method to toggle a workspace editor window.

w
  reference to the workspace editor window

Returns:
  flag indicating, if the window was shown (boolean)

#### UserInterface.__toolActionTriggered

__toolActionTriggered(act)

Private slot called by external tools toolbar actions.

act (QAction)
  reference to the action that triggered the slot

#### UserInterface.__toolExecute

__toolExecute(act)

Private slot to execute a particular tool.

act
  reference to the action that was triggered (QAction)

#### UserInterface.__toolFinished

__toolFinished(exitCode, exitStatus)

Private slot to handle the finished signal of a tool process.

exitCode
  exit code of the process (integer)
exitStatus
  exit status of the process (QProcess.ExitStatus)

#### UserInterface.__toolGroupSelected

__toolGroupSelected(act)

Private slot to set the current tool group.

act
  reference to the action that was triggered (QAction)

#### UserInterface.__toolGroupsConfiguration

__toolGroupsConfiguration()

Private slot to handle the tool groups configuration menu entry.

#### UserInterface.__toolsConfiguration

__toolsConfiguration()

Private slot to handle the tools configuration menu entry.

#### UserInterface.__unittest

__unittest()

Private slot for displaying the unittest dialog.

#### UserInterface.__unittestProject

__unittestProject()

Private slot for displaying the unittest dialog and run the current project.

#### UserInterface.__unittestRerunFailed

__unittestRerunFailed()

Private slot to display the unittest dialog and rerun all failed tests of the last run.

#### UserInterface.__unittestRestart

__unittestRestart()

Private slot to display the unittest dialog and rerun the last unit test.

#### UserInterface.__unittestScript

__unittestScript(prog=None)

Private slot for displaying the unittest dialog and run the current script.

prog
  the python program to be opened

#### UserInterface.__unittestStopped

__unittestStopped()

Private slot to handle the end of a unit test run.

#### UserInterface.__updateExternalToolsActions

__updateExternalToolsActions()

Private method to update the external tools actions for the current tool group.

#### UserInterface.__updateVersionsUrls

__updateVersionsUrls(versions)

Private method to update the URLs from which to retrieve the versions file.

versions
  contents of the downloaded versions file (list of strings)

#### UserInterface.__versionCheckResult

__versionCheckResult(versions)

Private method to show the result of the version check action.

versions
  contents of the downloaded versions file (list of strings)

#### UserInterface.__versionToTuple

__versionToTuple(version)

Private method to convert a version string into a tuple.

version (str)
  version string

Returns:
  version tuple

Return Type:
  tuple of int

#### UserInterface.__versionsDownloadCanceled

__versionsDownloadCanceled()

Private slot called to cancel the version check.

#### UserInterface.__versionsDownloadDone

__versionsDownloadDone(reply)

Private slot called, after the versions file has been downloaded from the internet.

reply (QNetworkReply)
  reference to the network reply

#### UserInterface.__webBrowser

__webBrowser(home="")

Private slot to start the eric6 web browser.

home
  full pathname of a file to display (string)

#### UserInterface.__webBrowserFinished

__webBrowserFinished()

Private slot handling the end of the external web browser process.

#### UserInterface.__webBrowserShutdown

__webBrowserShutdown()

Private method to shut down the web browser.

#### UserInterface.__whatsThis

__whatsThis()

Private slot called in to enter Whats This mode.

#### UserInterface.__writeCrashSession

__writeCrashSession()

Private slot to write a crash session file.

#### UserInterface.__writeSession

__writeSession(filename="", crashSession=False)

Private slot to write the session data to an XML file (.e5s).

filename (str)
  name of a session file to write
crashSession (bool)
  flag indicating to write a crash session file

Returns:
  flag indicating success

Return Type:
  bool

#### UserInterface.__writeTasks

__writeTasks()

Private slot to write the tasks data to an XML file (.e6t).

#### UserInterface.activateCodeDocumentationViewer

activateCodeDocumentationViewer(switchFocus=True)

Public slot to handle the activation of the Code Documentation Viewer.

switchFocus (bool)
  flag indicating to transfer the input focus

#### UserInterface.activateCooperationViewer

activateCooperationViewer()

Public slot to handle the activation of the cooperation window.

#### UserInterface.activateDebugViewer

activateDebugViewer()

Public slot to handle the activation of the debug viewer.

#### UserInterface.addE5Actions

addE5Actions(actions, actionType)

Public method to add actions to the list of actions.

actions
  list of actions to be added (list of E5Action)
actionType
  string denoting the action set to add to. It must be one of "ui" or "wizards".

#### UserInterface.addSideWidget

addSideWidget(side, widget, icon, label)

Public method to add a widget to the sides.

side (int (one of UserInterface.LeftSide, UserInterface.BottomSide,)
  side to add the widget to UserInterface.RightSide)
widget (QWidget)
  reference to the widget to add
icon (QIcon)
  icon to be used
label (str)
  label text to be shown

#### UserInterface.appendToStderr

appendToStderr(s)

Public slot to append text to the stderr log viewer tab.

s
  output to be appended (string)

#### UserInterface.appendToStdout

appendToStdout(s)

Public slot to append text to the stdout log viewer tab.

s
  output to be appended (string)

#### UserInterface.autoConnectIrc

autoConnectIrc()

Public method to initiate the IRC auto connection.

#### UserInterface.checkConfigurationStatus

checkConfigurationStatus()

Public method to check, if eric6 has been configured. If it is not, the configuration dialog is shown.

#### UserInterface.checkForErrorLog

checkForErrorLog()

Public method to check for the presence of an error log and ask the user, what to do with it.

#### UserInterface.checkPluginUpdatesAvailable

checkPluginUpdatesAvailable()

Public method to check the availability of updates of plug-ins.

#### UserInterface.checkProjectsWorkspace

checkProjectsWorkspace()

Public method to check, if a projects workspace has been configured. If it has not, a dialog is shown.

#### UserInterface.closeEvent

closeEvent(event)

Protected event handler for the close event.

This event handler saves the preferences.

event
  close event (QCloseEvent)

#### UserInterface.createPopupMenu

createPopupMenu()

Public method to create the toolbars menu for Qt.

Returns:
  toolbars menu (QMenu)

#### UserInterface.documentationViewer

documentationViewer()

Public method to provide a reference to the code documentation viewer.

Returns:
  reference to the code documentation viewer

Return Type:
  CodeDocumentationViewer

#### UserInterface.dragEnterEvent

dragEnterEvent(event)

Protected method to handle the drag enter event.

event
  the drag enter event (QDragEnterEvent)

#### UserInterface.dragLeaveEvent

dragLeaveEvent(event)

Protected method to handle the drag leave event.

event
  the drag leave event (QDragLeaveEvent)

#### UserInterface.dragMoveEvent

dragMoveEvent(event)

Protected method to handle the drag move event.

event
  the drag move event (QDragMoveEvent)

#### UserInterface.dropEvent

dropEvent(event)

Protected method to handle the drop event.

event
  the drop event (QDropEvent)

#### UserInterface.getActions

getActions(actionType)

Public method to get a list of all actions.

actionType
  string denoting the action set to get. It must be one of "ui" or "wizards".

Returns:
  list of all actions (list of E5Action)

#### UserInterface.getLayoutType

getLayoutType()

Public method to get the current layout type.

Returns:
  current layout type

Return Type:
  str

#### UserInterface.getLocale

getLocale()

Public method to get the locale of the IDE.

Returns:
  locale of the IDE (string or None)

#### UserInterface.getMenu

getMenu(name)

Public method to get a reference to a specific menu.

name
  name of the menu (string)

Returns:
  reference to the menu (QMenu)

#### UserInterface.getMenuAction

getMenuAction(menuName, actionName)

Public method to get a reference to an action of a menu.

menuName
  name of the menu to search in (string)
actionName
  object name of the action to search for (string)

Returns:
  reference to the menu action (QAction)

#### UserInterface.getMenuBarAction

getMenuBarAction(menuName)

Public method to get a reference to an action of the main menu.

menuName
  name of the menu to search in (string)

Returns:
  reference to the menu bar action (QAction)

#### UserInterface.getOriginalPathString

getOriginalPathString()

Public method to get the original PATH environment variable (i.e. before modifications by eric6 and PyQt5).

Returns:
  original PATH environment variable

Return Type:
  str

#### UserInterface.getToolBarIconSize

getToolBarIconSize()

Public method to get the toolbar icon size.

Returns:
  toolbar icon size (QSize)

#### UserInterface.getToolbar

getToolbar(name)

Public method to get a reference to a specific toolbar.

name
  name of the toolbar (string)

Returns:
  reference to the toolbar entry (tuple of string and QToolBar)

#### UserInterface.getViewProfile

getViewProfile()

Public method to get the current view profile.

Returns:
  the name of the current view profile (string)

#### UserInterface.handleUrl

handleUrl(url)

Public slot to handle opening a URL.

url (QUrl)
  URL to be shown

#### UserInterface.isOnline

isOnline()

Public method to get the online state.

Returns:
  online state

Return Type:
  bool

#### UserInterface.launchHelpViewer

launchHelpViewer(home, searchWord=None, useSingle=False)

Public slot to start the help viewer/web browser.

home (str or QUrl)
  filename of file to be shown or URL to be opened
searchWord= (str)
  word to search for
useSingle= (bool)
  flag indicating to use a single browser window

#### UserInterface.networkAccessManager

networkAccessManager()

Public method to get a reference to the network access manager object.

Returns:
  reference to the network access manager object

Return Type:
  QNetworkAccessManager

#### UserInterface.notificationsEnabled

notificationsEnabled()

Public method to check, if notifications are enabled.

Returns:
  flag indicating, if notifications are enabled (boolean)

#### UserInterface.performVersionCheck

performVersionCheck(manual=True, alternative=0, showVersions=False)

Public method to check the internet for an eric6 update.

manual
  flag indicating an invocation via the menu (boolean)
alternative
  index of server to download from (integer)
showVersions=
  flag indicating the show versions mode (boolean)

#### UserInterface.processArgs

processArgs(args)

Public method to process the command line args passed to the UI.

args
  list of files to open
  The args are processed one at a time. All arguments after a '--' option are considered debug arguments to the program for the debugger. All files named before the '--' option are opened in a text editor, unless the argument ends in .e4p, then it is opened as a project file. If it ends in .e4m or .e5m, it is opened as a multiproject.

#### UserInterface.registerToolbar

registerToolbar(name, text, toolbar)

Public method to register a toolbar.

This method must be called in order to make a toolbar manageable by the UserInterface object.

name
  name of the toolbar (string). This is used as the key into the dictionary of toolbar references.
text
  user visible text for the toolbar entry (string)
toolbar
  reference to the toolbar to be registered (QToolBar)

Raises KeyError:
  raised, if a toolbar with the given name was already registered

#### UserInterface.removeE5Actions

removeE5Actions(actions, actionType='ui')

Public method to remove actions from the list of actions.

actions
  list of actions (list of E5Action)
actionType
  string denoting the action set to remove from. It must be one of "ui" or "wizards".

#### UserInterface.removeSideWidget

removeSideWidget(widget)

Public method to remove a widget added using addSideWidget().

widget (QWidget)
  reference to the widget to remove

#### UserInterface.reregisterToolbar

reregisterToolbar(name, text)

Public method to change the visible text for the named toolbar.

name
  name of the toolbar to be changed (string)
text
  new user visible text for the toolbar entry (string)

#### UserInterface.setDebugProfile

setDebugProfile(save=True)

Public slot to activate the debug view profile.

save
  flag indicating that the current profile should be saved (boolean)

#### UserInterface.showAvailableVersionsInfo

showAvailableVersionsInfo()

Public method to show the eric6 versions available for download.

#### UserInterface.showEmailDialog

showEmailDialog(mode, attachFile=None, deleteAttachFile=False)

Public slot to show the email dialog in a given mode.

mode
  mode of the email dialog (string, "bug" or "feature")
attachFile
  name of a file to attach to the email (string)
deleteAttachFile
  flag indicating to delete the attached file after it has been sent (boolean)

#### UserInterface.showEvent

showEvent(evt)

Protected method to handle the show event.

evt
  reference to the show event (QShowEvent)

#### UserInterface.showFindFileByNameDialog

showFindFileByNameDialog()

Public slot to show the Find File by Name dialog.

#### UserInterface.showFindFilesDialog

showFindFilesDialog(txt="", searchDir="", openFiles=False)

Public slot to show the Find In Files dialog.

txt=
  text to search for (string)
searchDir=
  directory to search in (string)
openFiles=
  flag indicating to operate on open files (boolean)

#### UserInterface.showLogViewer

showLogViewer()

Public method to show the Log-Viewer.

#### UserInterface.showNotification

showNotification(icon, heading, text, timeout=None)

Public method to show a desktop notification.

icon (QPixmap)
  icon to be shown in the notification
heading (str)
  heading of the notification
text (str)
  text of the notification
timeout (int)
  time in seconds the notification should be shown (None = use configured timeout, 0 = indefinitely)

#### UserInterface.showPluginsAvailable

showPluginsAvailable()

Public slot to show the plugins available for download.

#### UserInterface.showPreferences

showPreferences(pageName=None)

Public slot to set the preferences.

pageName
  name of the configuration page to show (string)

#### UserInterface.showReplaceFilesDialog

showReplaceFilesDialog(txt="", searchDir="", openFiles=False)

Public slot to show the Find & Replace In Files dialog.

txt=
  text to search for (string)
searchDir=
  directory to search in (string)
openFiles=
  flag indicating to operate on open files (boolean)

#### UserInterface.showSideWidget

showSideWidget(widget)

Public method to show a specific widget placed in the side widgets.

widget (QWidget)
  reference to the widget to be shown

#### UserInterface.unregisterToolbar

unregisterToolbar(name)

Public method to unregister a toolbar.

name
  name of the toolbar (string).

#### UserInterface.versionIsNewer

versionIsNewer(required, snapshot=None)

Public method to check, if the eric6 version is good compared to the required version.

required
  required version (string)
snapshot
  required snapshot version (string)

Returns:
  flag indicating, that the version is newer than the required one (boolean)

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