eric: Debugger/DebugUI.py@b5c84934de9c (annotated)

 # -*- coding: utf-8 -*-
 # Copyright (c) 2002 - 2010 Detlev Offenbach <detlev@die-offenbachs.de>
 #
 """
 Module implementing the debugger UI.
 """
 import os
 from PyQt4.QtCore import *
 from PyQt4.QtGui import *
 from UI.Info import *
 from .VariablesFilterDialog import *
 from .ExceptionsFilterDialog import *
 from .StartDialog import *
 from .EditBreakpointDialog import EditBreakpointDialog
 from .DebugClientCapabilities import *
 import Preferences
 import Utilities
 import UI.PixmapCache
 import UI.Config
 from E5Gui.E5Action import E5Action, createActionGroup
 from eric5config import getConfig
 class DebugUI(QObject):
     """
     Class implementing the debugger part of the UI.
     @signal clientStack(stack) emitted at breaking after a reported exception
     @signal compileForms() emitted if changed project forms should be compiled
     @signal compileResources() emitted if changed project resources should be compiled
     @signal debuggingStarted(filename) emitted when a debugging session was started
     @signal resetUI() emitted to reset the UI
     @signal exceptionInterrupt() emitted after the execution was interrupted by an
         exception and acknowledged by the user
     """
     def __init__(self, ui, vm, debugServer, debugViewer, project):
         """
         Constructor
         @param ui reference to the main UI
         @param vm reference to the viewmanager
         @param debugServer reference to the debug server
         @param debugViewer reference to the debug viewer widget
         @param project reference to the project object
         """
         QObject.__init__(self, ui)
         self.ui = ui
         self.viewmanager = vm
         self.debugServer = debugServer
         self.debugViewer = debugViewer
         self.project = project
         # Clear some variables
         self.projectOpen = False
         self.editorOpen = False
         # Generate the variables filter dialog
         self.dbgFilterDialog = VariablesFilterDialog(self.ui, 'Filter Dialog', True)
         # read the saved debug info values
         self.argvHistory = Preferences.toList(
             Preferences.Prefs.settings.value('DebugInfo/ArgumentsHistory'))
         self.wdHistory = Preferences.toList(
             Preferences.Prefs.settings.value('DebugInfo/WorkingDirectoryHistory'))
         self.envHistory = Preferences.toList(
             Preferences.Prefs.settings.value('DebugInfo/EnvironmentHistory'))
         self.excList = Preferences.toList(
             Preferences.Prefs.settings.value('DebugInfo/Exceptions'))
         self.excIgnoreList = Preferences.toList(
             Preferences.Prefs.settings.value('DebugInfo/IgnoredExceptions'))
         self.exceptions = Preferences.toBool(
             Preferences.Prefs.settings.value('DebugInfo/ReportExceptions', True))
         self.autoClearShell = Preferences.toBool(
             Preferences.Prefs.settings.value('DebugInfo/AutoClearShell', True))
         self.tracePython = Preferences.toBool(
             Preferences.Prefs.settings.value('DebugInfo/TracePython', False))
         self.autoContinue = Preferences.toBool(
             Preferences.Prefs.settings.value('DebugInfo/AutoContinue', True))
         self.forkAutomatically = Preferences.toBool(
             Preferences.Prefs.settings.value('DebugInfo/ForkAutomatically', False))
         self.forkIntoChild = Preferences.toBool(
             Preferences.Prefs.settings.value('DebugInfo/ForkIntoChild', False))
         self.evalHistory = []
         self.execHistory = []
         self.lastDebuggedFile = None
         self.lastStartAction = 0    # 0=None, 1=Script, 2=Project
         self.lastAction = -1
         self.debugActions = [self.__continue, self.__step,\
                         self.__stepOver, self.__stepOut,\
                         self.__stepQuit, self.__runToCursor]
         self.localsVarFilter, self.globalsVarFilter = Preferences.getVarFilters()
         self.debugViewer.setVariablesFilter(self.globalsVarFilter, self.localsVarFilter)
         # Connect the signals emitted by the debug-server
         self.connect(debugServer, SIGNAL('clientGone'), self.__clientGone)
         self.connect(debugServer, SIGNAL('clientLine'), self.__clientLine)
         self.connect(debugServer, SIGNAL('clientExit(int)'), self.__clientExit)
         self.connect(debugServer, SIGNAL('clientSyntaxError'), self.__clientSyntaxError)
         self.connect(debugServer, SIGNAL('clientException'), self.__clientException)
         self.connect(debugServer, SIGNAL('clientVariables'), self.__clientVariables)
         self.connect(debugServer, SIGNAL('clientVariable'), self.__clientVariable)
         self.connect(debugServer, SIGNAL('clientBreakConditionError'),
             self.__clientBreakConditionError)
         self.connect(debugServer, SIGNAL('clientWatchConditionError'),
             self.__clientWatchConditionError)
         self.connect(debugServer, SIGNAL('passiveDebugStarted'),
             self.__passiveDebugStarted)
         self.connect(debugServer, SIGNAL('clientThreadSet'), self.__clientThreadSet)
         self.connect(debugServer, SIGNAL('clientRawInput'), debugViewer.handleRawInput)
         self.connect(debugServer, SIGNAL('clientRawInputSent'),
             debugViewer.restoreCurrentPage)
         self.connect(debugServer, SIGNAL('clientThreadList'), debugViewer.showThreadList)
         # Connect the signals emitted by the viewmanager
         self.connect(vm, SIGNAL('editorOpened'), self.__editorOpened)
         self.connect(vm, SIGNAL('lastEditorClosed'), self.__lastEditorClosed)
         self.connect(vm, SIGNAL('checkActions'), self.__checkActions)
         self.connect(vm, SIGNAL('cursorChanged'), self.__cursorChanged)
         self.connect(vm, SIGNAL('breakpointToggled'), self.__cursorChanged)
         # Connect the signals emitted by the project
         self.connect(project, SIGNAL('projectOpened'), self.__projectOpened)
         self.connect(project, SIGNAL('newProject'), self.__projectOpened)
         self.connect(project, SIGNAL('projectClosed'), self.__projectClosed)
         self.connect(project, SIGNAL('projectSessionLoaded'),
             self.__projectSessionLoaded)
         # Set a flag for the passive debug mode
         self.passive = Preferences.getDebugger("PassiveDbgEnabled")
     def variablesFilter(self, scope):
         """
         Public method to get the variables filter for a scope.
         @param scope flag indicating global (True) or local (False) scope
         @return filters list (list of integers)
         """
         if scope:
             return self.globalsVarFilter[:]
         else:
             return self.localsVarFilter[:]
     def initActions(self):
         """
         Method defining the user interface actions.
         """
         self.actions = []
         self.runAct = E5Action(self.trUtf8('Run Script'),
                 UI.PixmapCache.getIcon("runScript.png"),
                 self.trUtf8('&Run Script...'),Qt.Key_F2,0,self,'dbg_run_script')
         self.runAct.setStatusTip(self.trUtf8('Run the current Script'))
         self.runAct.setWhatsThis(self.trUtf8(
             """<b>Run Script</b>"""
             """<p>Set the command line arguments and run the script outside the"""
             """ debugger. If the file has unsaved changes it may be saved first.</p>"""
         ))
         self.connect(self.runAct, SIGNAL('triggered()'), self.__runScript)
         self.actions.append(self.runAct)
         self.runProjectAct = E5Action(self.trUtf8('Run Project'),
                 UI.PixmapCache.getIcon("runProject.png"),
                 self.trUtf8('Run &Project...'),Qt.SHIFT + Qt.Key_F2,0,self,
                 'dbg_run_project')
         self.runProjectAct.setStatusTip(self.trUtf8('Run the current Project'))
         self.runProjectAct.setWhatsThis(self.trUtf8(
             """<b>Run Project</b>"""
             """<p>Set the command line arguments and run the current project"""
             """ outside the debugger."""
             """ If files of the current project have unsaved changes they may"""
             """ be saved first.</p>"""
         ))
         self.connect(self.runProjectAct, SIGNAL('triggered()'), self.__runProject)
         self.actions.append(self.runProjectAct)
         self.coverageAct = E5Action(self.trUtf8('Coverage run of Script'),
                 UI.PixmapCache.getIcon("coverageScript.png"),
                 self.trUtf8('Coverage run of Script...'),0,0,self,'dbg_coverage_script')
         self.coverageAct.setStatusTip(\
             self.trUtf8('Perform a coverage run of the current Script'))
         self.coverageAct.setWhatsThis(self.trUtf8(
             """<b>Coverage run of Script</b>"""
             """<p>Set the command line arguments and run the script under the control"""
             """ of a coverage analysis tool. If the file has unsaved changes it may be"""
             """ saved first.</p>"""
         ))
         self.connect(self.coverageAct, SIGNAL('triggered()'), self.__coverageScript)
         self.actions.append(self.coverageAct)
         self.coverageProjectAct = E5Action(self.trUtf8('Coverage run of Project'),
                 UI.PixmapCache.getIcon("coverageProject.png"),
                 self.trUtf8('Coverage run of Project...'),0,0,self,'dbg_coverage_project')
         self.coverageProjectAct.setStatusTip(\
             self.trUtf8('Perform a coverage run of the current Project'))
         self.coverageProjectAct.setWhatsThis(self.trUtf8(
             """<b>Coverage run of Project</b>"""
             """<p>Set the command line arguments and run the current project"""
             """ under the control of a coverage analysis tool."""
             """ If files of the current project have unsaved changes they may"""
             """ be saved first.</p>"""
         ))
         self.connect(self.coverageProjectAct, SIGNAL('triggered()'), self.__coverageProject)
         self.actions.append(self.coverageProjectAct)
         self.profileAct = E5Action(self.trUtf8('Profile Script'),
                 UI.PixmapCache.getIcon("profileScript.png"),
                 self.trUtf8('Profile Script...'),0,0,self,'dbg_profile_script')
         self.profileAct.setStatusTip(self.trUtf8('Profile the current Script'))
         self.profileAct.setWhatsThis(self.trUtf8(
             """<b>Profile Script</b>"""
             """<p>Set the command line arguments and profile the script."""
             """ If the file has unsaved changes it may be saved first.</p>"""
         ))
         self.connect(self.profileAct, SIGNAL('triggered()'), self.__profileScript)
         self.actions.append(self.profileAct)
         self.profileProjectAct = E5Action(self.trUtf8('Profile Project'),
                 UI.PixmapCache.getIcon("profileProject.png"),
                 self.trUtf8('Profile Project...'),0,0,self,'dbg_profile_project')
         self.profileProjectAct.setStatusTip(self.trUtf8('Profile the current Project'))
         self.profileProjectAct.setWhatsThis(self.trUtf8(
             """<b>Profile Project</b>"""
             """<p>Set the command line arguments and profile the current project."""
             """ If files of the current project have unsaved changes they may"""
             """ be saved first.</p>"""
         ))
         self.connect(self.profileProjectAct, SIGNAL('triggered()'), self.__profileProject)
         self.actions.append(self.profileProjectAct)
         self.debugAct = E5Action(self.trUtf8('Debug Script'),
                 UI.PixmapCache.getIcon("debugScript.png"),
                 self.trUtf8('&Debug Script...'),Qt.Key_F5,0,self,'dbg_debug_script')
         self.debugAct.setStatusTip(self.trUtf8('Debug the current Script'))
         self.debugAct.setWhatsThis(self.trUtf8(
             """<b>Debug Script</b>"""
             """<p>Set the command line arguments and set the current line to be the"""
             """ first executable Python statement of the current editor window."""
             """ If the file has unsaved changes it may be saved first.</p>"""
         ))
         self.connect(self.debugAct, SIGNAL('triggered()'), self.__debugScript)
         self.actions.append(self.debugAct)
         self.debugProjectAct = E5Action(self.trUtf8('Debug Project'),
                 UI.PixmapCache.getIcon("debugProject.png"),
                 self.trUtf8('Debug &Project...'),Qt.SHIFT + Qt.Key_F5,0,self,
                 'dbg_debug_project')
         self.debugProjectAct.setStatusTip(self.trUtf8('Debug the current Project'))
         self.debugProjectAct.setWhatsThis(self.trUtf8(
             """<b>Debug Project</b>"""
             """<p>Set the command line arguments and set the current line to be the"""
             """ first executable Python statement of the main script of the current"""
             """ project. If files of the current project have unsaved changes they may"""
             """ be saved first.</p>"""
         ))
         self.connect(self.debugProjectAct, SIGNAL('triggered()'), self.__debugProject)
         self.actions.append(self.debugProjectAct)
         self.restartAct = E5Action(self.trUtf8('Restart Script'),
                 UI.PixmapCache.getIcon("restart.png"),
                 self.trUtf8('Restart Script'),Qt.Key_F4,0,self,'dbg_restart_script')
         self.restartAct.setStatusTip(self.trUtf8('Restart the last debugged script'))
         self.restartAct.setWhatsThis(self.trUtf8(
             """<b>Restart Script</b>"""
             """<p>Set the command line arguments and set the current line to be the"""
             """ first executable Python statement of the script that was debugged last."""
             """ If there are unsaved changes, they may be saved first.</p>"""
         ))
         self.connect(self.restartAct, SIGNAL('triggered()'), self.__doRestart)
         self.actions.append(self.restartAct)
         self.stopAct = E5Action(self.trUtf8('Stop Script'),
                 UI.PixmapCache.getIcon("stopScript.png"),
                 self.trUtf8('Stop Script'),Qt.SHIFT + Qt.Key_F10,0,
                 self,'dbg_stop_script')
         self.stopAct.setStatusTip(self.trUtf8("""Stop the running script."""))
         self.stopAct.setWhatsThis(self.trUtf8(
             """<b>Stop Script</b>"""
             """<p>This stops the script running in the debugger backend.</p>"""
         ))
         self.connect(self.stopAct, SIGNAL('triggered()'), self.__stopScript)
         self.actions.append(self.stopAct)
         self.debugActGrp = createActionGroup(self)
         act = E5Action(self.trUtf8('Continue'),
                 UI.PixmapCache.getIcon("continue.png"),
                 self.trUtf8('&Continue'),Qt.Key_F6,0,
                 self.debugActGrp,'dbg_continue')
         act.setStatusTip(\
             self.trUtf8('Continue running the program from the current line'))
         act.setWhatsThis(self.trUtf8(
             """<b>Continue</b>"""
             """<p>Continue running the program from the current line. The program will"""
             """ stop when it terminates or when a breakpoint is reached.</p>"""
         ))
         self.connect(act, SIGNAL('triggered()'), self.__continue)
         self.actions.append(act)
         act = E5Action(self.trUtf8('Continue to Cursor'),
                 UI.PixmapCache.getIcon("continueToCursor.png"),
                 self.trUtf8('Continue &To Cursor'),Qt.SHIFT + Qt.Key_F6,0,
                 self.debugActGrp,'dbg_continue_to_cursor')
         act.setStatusTip(self.trUtf8("""Continue running the program from the"""
             """ current line to the current cursor position"""))
         act.setWhatsThis(self.trUtf8(
             """<b>Continue To Cursor</b>"""
             """<p>Continue running the program from the current line to the"""
             """ current cursor position.</p>"""
         ))
         self.connect(act, SIGNAL('triggered()'), self.__runToCursor)
         self.actions.append(act)
         act = E5Action(self.trUtf8('Single Step'),
                 UI.PixmapCache.getIcon("step.png"),
                 self.trUtf8('Sin&gle Step'),Qt.Key_F7,0,
                 self.debugActGrp,'dbg_single_step')
         act.setStatusTip(self.trUtf8('Execute a single Python statement'))
         act.setWhatsThis(self.trUtf8(
             """<b>Single Step</b>"""
             """<p>Execute a single Python statement. If the statement"""
             """ is an <tt>import</tt> statement, a class constructor, or a"""
             """ method or function call then control is returned to the debugger at"""
             """ the next statement.</p>"""
         ))
         self.connect(act, SIGNAL('triggered()'), self.__step)
         self.actions.append(act)
         act = E5Action(self.trUtf8('Step Over'),
                 UI.PixmapCache.getIcon("stepOver.png"),
                 self.trUtf8('Step &Over'),Qt.Key_F8,0,
                 self.debugActGrp,'dbg_step_over')
         act.setStatusTip(self.trUtf8("""Execute a single Python statement staying"""
             """ in the current frame"""))
         act.setWhatsThis(self.trUtf8(
             """<b>Step Over</b>"""
             """<p>Execute a single Python statement staying in the same frame. If"""
             """ the statement is an <tt>import</tt> statement, a class constructor,"""
             """ or a method or function call then control is returned to the debugger"""
             """ after the statement has completed.</p>"""
         ))
         self.connect(act, SIGNAL('triggered()'), self.__stepOver)
         self.actions.append(act)
         act = E5Action(self.trUtf8('Step Out'),
                 UI.PixmapCache.getIcon("stepOut.png"),
                 self.trUtf8('Step Ou&t'),Qt.Key_F9,0,
                 self.debugActGrp,'dbg_step_out')
         act.setStatusTip(self.trUtf8("""Execute Python statements until leaving"""
             """ the current frame"""))
         act.setWhatsThis(self.trUtf8(
             """<b>Step Out</b>"""
             """<p>Execute Python statements until leaving the current frame. If"""
             """ the statements are inside an <tt>import</tt> statement, a class"""
             """ constructor, or a method or function call then control is returned"""
             """ to the debugger after the current frame has been left.</p>"""
         ))
         self.connect(act, SIGNAL('triggered()'), self.__stepOut)
         self.actions.append(act)
         act = E5Action(self.trUtf8('Stop'),
                 UI.PixmapCache.getIcon("stepQuit.png"),
                 self.trUtf8('&Stop'),Qt.Key_F10,0,
                 self.debugActGrp,'dbg_stop')
         act.setStatusTip(self.trUtf8('Stop debugging'))
         act.setWhatsThis(self.trUtf8(
             """<b>Stop</b>"""
             """<p>Stop the running debugging session.</p>"""
         ))
         self.connect(act, SIGNAL('triggered()'), self.__stepQuit)
         self.actions.append(act)
         self.debugActGrp2 = createActionGroup(self)
         act = E5Action(self.trUtf8('Evaluate'),
                 self.trUtf8('E&valuate...'),
 ,0,self.debugActGrp2,'dbg_evaluate')
         act.setStatusTip(self.trUtf8('Evaluate in current context'))
         act.setWhatsThis(self.trUtf8(
             """<b>Evaluate</b>"""
             """<p>Evaluate an expression in the current context of the"""
             """ debugged program. The result is displayed in the"""
             """ shell window.</p>"""
         ))
         self.connect(act, SIGNAL('triggered()'), self.__eval)
         self.actions.append(act)
         act = E5Action(self.trUtf8('Execute'),
                 self.trUtf8('E&xecute...'),
 ,0,self.debugActGrp2,'dbg_execute')
         act.setStatusTip(\
             self.trUtf8('Execute a one line statement in the current context'))
         act.setWhatsThis(self.trUtf8(
             """<b>Execute</b>"""
             """<p>Execute a one line statement in the current context"""
             """ of the debugged program.</p>"""
         ))
         self.connect(act, SIGNAL('triggered()'), self.__exec)
         self.actions.append(act)
         self.dbgFilterAct = E5Action(self.trUtf8('Variables Type Filter'),
                 self.trUtf8('Varia&bles Type Filter...'), 0, 0, self,
                 'dbg_variables_filter')
         self.dbgFilterAct.setStatusTip(self.trUtf8('Configure variables type filter'))
         self.dbgFilterAct.setWhatsThis(self.trUtf8(
             """<b>Variables Type Filter</b>"""
             """<p>Configure the variables type filter. Only variable types that are not"""
             """ selected are displayed in the global or local variables window"""
             """ during a debugging session.</p>"""
         ))
         self.connect(self.dbgFilterAct, SIGNAL('triggered()'),
                      self.__configureVariablesFilters)
         self.actions.append(self.dbgFilterAct)
         self.excFilterAct = E5Action(self.trUtf8('Exceptions Filter'),
                 self.trUtf8('&Exceptions Filter...'), 0, 0, self, 'dbg_exceptions_filter')
         self.excFilterAct.setStatusTip(self.trUtf8('Configure exceptions filter'))
         self.excFilterAct.setWhatsThis(self.trUtf8(
             """<b>Exceptions Filter</b>"""
             """<p>Configure the exceptions filter. Only exception types that are"""
             """ listed are highlighted during a debugging session.</p>"""
             """<p>Please note, that all unhandled exceptions are highlighted"""
             """ indepent from the filter list.</p>"""
         ))
         self.connect(self.excFilterAct, SIGNAL('triggered()'),
                      self.__configureExceptionsFilter)
         self.actions.append(self.excFilterAct)
         self.excIgnoreFilterAct = E5Action(self.trUtf8('Ignored Exceptions'),
                 self.trUtf8('&Ignored Exceptions...'), 0, 0,
                 self, 'dbg_ignored_exceptions')
         self.excIgnoreFilterAct.setStatusTip(self.trUtf8('Configure ignored exceptions'))
         self.excIgnoreFilterAct.setWhatsThis(self.trUtf8(
             """<b>Ignored Exceptions</b>"""
             """<p>Configure the ignored exceptions. Only exception types that are"""
             """ not listed are highlighted during a debugging session.</p>"""
             """<p>Please note, that unhandled exceptions cannot be ignored.</p>"""
         ))
         self.connect(self.excIgnoreFilterAct, SIGNAL('triggered()'),
                      self.__configureIgnoredExceptions)
         self.actions.append(self.excIgnoreFilterAct)
         self.dbgSetBpActGrp = createActionGroup(self)
         self.dbgToggleBpAct = E5Action(self.trUtf8('Toggle Breakpoint'),
                 UI.PixmapCache.getIcon("breakpointToggle.png"),
                 self.trUtf8('Toggle Breakpoint'),
                 QKeySequence(self.trUtf8("Shift+F11","Debug|Toggle Breakpoint")), 0,
                 self.dbgSetBpActGrp, 'dbg_toggle_breakpoint')
         self.dbgToggleBpAct.setStatusTip(self.trUtf8('Toggle Breakpoint'))
         self.dbgToggleBpAct.setWhatsThis(self.trUtf8(
             """<b>Toggle Breakpoint</b>"""
             """<p>Toggles a breakpoint at the current line of the"""
             """ current editor.</p>"""
         ))
         self.connect(self.dbgToggleBpAct, SIGNAL('triggered()'), self.__toggleBreakpoint)
         self.actions.append(self.dbgToggleBpAct)
         self.dbgEditBpAct = E5Action(self.trUtf8('Edit Breakpoint'),
                 UI.PixmapCache.getIcon("cBreakpointToggle.png"),
                 self.trUtf8('Edit Breakpoint...'),
                 QKeySequence(self.trUtf8("Shift+F12","Debug|Edit Breakpoint")), 0,
                 self.dbgSetBpActGrp, 'dbg_edit_breakpoint')
         self.dbgEditBpAct.setStatusTip(self.trUtf8('Edit Breakpoint'))
         self.dbgEditBpAct.setWhatsThis(self.trUtf8(
             """<b>Edit Breakpoint</b>"""
             """<p>Opens a dialog to edit the breakpoints properties."""
             """ It works at the current line of the current editor.</p>"""
         ))
         self.connect(self.dbgEditBpAct, SIGNAL('triggered()'), self.__editBreakpoint)
         self.actions.append(self.dbgEditBpAct)
         self.dbgNextBpAct = E5Action(self.trUtf8('Next Breakpoint'),
                 UI.PixmapCache.getIcon("breakpointNext.png"),
                 self.trUtf8('Next Breakpoint'),
                 QKeySequence(self.trUtf8("Ctrl+Shift+PgDown","Debug|Next Breakpoint")), 0,
                 self.dbgSetBpActGrp, 'dbg_next_breakpoint')
         self.dbgNextBpAct.setStatusTip(self.trUtf8('Next Breakpoint'))
         self.dbgNextBpAct.setWhatsThis(self.trUtf8(
             """<b>Next Breakpoint</b>"""
             """<p>Go to next breakpoint of the current editor.</p>"""
         ))
         self.connect(self.dbgNextBpAct, SIGNAL('triggered()'), self.__nextBreakpoint)
         self.actions.append(self.dbgNextBpAct)
         self.dbgPrevBpAct = E5Action(self.trUtf8('Previous Breakpoint'),
                 UI.PixmapCache.getIcon("breakpointPrevious.png"),
                 self.trUtf8('Previous Breakpoint'),
                 QKeySequence(self.trUtf8("Ctrl+Shift+PgUp","Debug|Previous Breakpoint")),
 , self.dbgSetBpActGrp, 'dbg_previous_breakpoint')
         self.dbgPrevBpAct.setStatusTip(self.trUtf8('Previous Breakpoint'))
         self.dbgPrevBpAct.setWhatsThis(self.trUtf8(
             """<b>Previous Breakpoint</b>"""
             """<p>Go to previous breakpoint of the current editor.</p>"""
         ))
         self.connect(self.dbgPrevBpAct, SIGNAL('triggered()'), self.__previousBreakpoint)
         self.actions.append(self.dbgPrevBpAct)
         act = E5Action(self.trUtf8('Clear Breakpoints'),
                 self.trUtf8('Clear Breakpoints'),
                 QKeySequence(self.trUtf8("Ctrl+Shift+C","Debug|Clear Breakpoints")), 0,
                 self.dbgSetBpActGrp, 'dbg_clear_breakpoint')
         act.setStatusTip(self.trUtf8('Clear Breakpoints'))
         act.setWhatsThis(self.trUtf8(
             """<b>Clear Breakpoints</b>"""
             """<p>Clear breakpoints of all editors.</p>"""
         ))
         self.connect(act, SIGNAL('triggered()'), self.__clearBreakpoints)
         self.actions.append(act)
         self.debugActGrp.setEnabled(False)
         self.debugActGrp2.setEnabled(False)
         self.dbgSetBpActGrp.setEnabled(False)
         self.runAct.setEnabled(False)
         self.runProjectAct.setEnabled(False)
         self.profileAct.setEnabled(False)
         self.profileProjectAct.setEnabled(False)
         self.coverageAct.setEnabled(False)
         self.coverageProjectAct.setEnabled(False)
         self.debugAct.setEnabled(False)
         self.debugProjectAct.setEnabled(False)
         self.restartAct.setEnabled(False)
         self.stopAct.setEnabled(False)
     def initMenus(self):
         """
         Public slot to initialize the project menu.
         @return the generated menu
         """
         dmenu = QMenu(self.trUtf8('&Debug'), self.parent())
         dmenu.setTearOffEnabled(True)
         smenu = QMenu(self.trUtf8('&Start'), self.parent())
         smenu.setTearOffEnabled(True)
         self.breakpointsMenu = QMenu(self.trUtf8('&Breakpoints'), dmenu)
         smenu.addAction(self.restartAct)
         smenu.addAction(self.stopAct)
         smenu.addSeparator()
         smenu.addAction(self.runAct)
         smenu.addAction(self.runProjectAct)
         smenu.addSeparator()
         smenu.addAction(self.debugAct)
         smenu.addAction(self.debugProjectAct)
         smenu.addSeparator()
         smenu.addAction(self.profileAct)
         smenu.addAction(self.profileProjectAct)
         smenu.addSeparator()
         smenu.addAction(self.coverageAct)
         smenu.addAction(self.coverageProjectAct)
         dmenu.addActions(self.debugActGrp.actions())
         dmenu.addSeparator()
         dmenu.addActions(self.debugActGrp2.actions())
         dmenu.addSeparator()
         dmenu.addActions(self.dbgSetBpActGrp.actions())
         self.menuBreakpointsAct = dmenu.addMenu(self.breakpointsMenu)
         dmenu.addSeparator()
         dmenu.addAction(self.dbgFilterAct)
         dmenu.addAction(self.excFilterAct)
         dmenu.addAction(self.excIgnoreFilterAct)
         self.connect(self.breakpointsMenu, SIGNAL('aboutToShow()'),
             self.__showBreakpointsMenu)
         self.connect(self.breakpointsMenu, SIGNAL('triggered(QAction *)'),
             self.__breakpointSelected)
         self.connect(dmenu, SIGNAL('aboutToShow()'), self.__showDebugMenu)
         return smenu, dmenu
     def initToolbars(self, toolbarManager):
         """
         Public slot to initialize the debug toolbars.
         @param toolbarManager reference to a toolbar manager object (E5ToolBarManager)
         @return the generated toolbars (list of QToolBar)
         """
         starttb = QToolBar(self.trUtf8("Start"), self.parent())
         starttb.setIconSize(UI.Config.ToolBarIconSize)
         starttb.setObjectName("StartToolbar")
         starttb.setToolTip(self.trUtf8('Start'))
         starttb.addAction(self.restartAct)
         starttb.addAction(self.stopAct)
         starttb.addSeparator()
         starttb.addAction(self.runAct)
         starttb.addAction(self.runProjectAct)
         starttb.addSeparator()
         starttb.addAction(self.debugAct)
         starttb.addAction(self.debugProjectAct)
         debugtb = QToolBar(self.trUtf8("Debug"), self.parent())
         debugtb.setIconSize(UI.Config.ToolBarIconSize)
         debugtb.setObjectName("DebugToolbar")
         debugtb.setToolTip(self.trUtf8('Debug'))
         debugtb.addActions(self.debugActGrp.actions())
         debugtb.addSeparator()
         debugtb.addAction(self.dbgToggleBpAct)
         debugtb.addAction(self.dbgEditBpAct)
         debugtb.addAction(self.dbgNextBpAct)
         debugtb.addAction(self.dbgPrevBpAct)
         toolbarManager.addToolBar(starttb, starttb.windowTitle())
         toolbarManager.addToolBar(debugtb, debugtb.windowTitle())
         toolbarManager.addAction(self.profileAct, starttb.windowTitle())
         toolbarManager.addAction(self.profileProjectAct, starttb.windowTitle())
         toolbarManager.addAction(self.coverageAct, starttb.windowTitle())
         toolbarManager.addAction(self.coverageProjectAct, starttb.windowTitle())
         return [starttb, debugtb]
     def setArgvHistory(self, argsStr, clearHistories = False):
         """
         Public slot to initialize the argv history.
         @param argsStr the commandline arguments (string)
         @param clearHistories flag indicating, that the list should
             be cleared (boolean)
         """
         if clearHistories:
             self.argvHistory = []
         else:
             if argsStr in self.argvHistory:
                 self.argvHistory.remove(argsStr)
         self.argvHistory.insert(0, argsStr)
     def setWdHistory(self, wdStr, clearHistories = False):
         """
         Public slot to initialize the wd history.
         @param wdStr the working directory (string)
         @param clearHistories flag indicating, that the list should
             be cleared (boolean)
         """
         if clearHistories:
             self.wdHistory = []
         else:
             if wdStr in self.wdHistory:
                 self.wdHistory.remove(wdStr)
         self.wdHistory.insert(0, wdStr)
     def setEnvHistory(self, envStr, clearHistories = False):
         """
         Public slot to initialize the env history.
         @param envStr the environment settings (string)
         @param clearHistories flag indicating, that the list should
             be cleared (boolean)
         """
         if clearHistories:
             self.envHistory = []
         else:
             if envStr in self.envHistory:
                 self.envHistory.remove(envStr)
         self.envHistory.insert(0, envStr)
     def setExceptionReporting(self, exceptions):
         """
         Public slot to initialize the exception reporting flag.
         @param exceptions flag indicating exception reporting status (boolean)
         """
         self.exceptions = exceptions
     def setExcList(self, excList):
         """
         Public slot to initialize the exceptions type list.
         @param excList list of exception types (list of strings)
         """
         self.excList = excList[:]   # keep a copy
     def setExcIgnoreList(self, excIgnoreList):
         """
         Public slot to initialize the ignored exceptions type list.
         @param excIgnoreList list of ignored exception types (list of strings)
         """
         self.excIgnoreList = excIgnoreList[:]   # keep a copy
     def setAutoClearShell(self, autoClearShell):
         """
         Public slot to initialize the autoClearShell flag.
         @param autoClearShell flag indicating, that the interpreter window
             should be cleared (boolean)
         """
         self.autoClearShell = autoClearShell
     def setTracePython(self, tracePython):
         """
         Public slot to initialize the trace Python flag.
         @param tracePython flag indicating if the Python library should be
             traced as well (boolean)
         """
         self.tracePython = tracePython
     def setAutoContinue(self, autoContinue):
         """
         Public slot to initialize the autoContinue flag.
         @param autoContinue flag indicating, that the debugger should not stop at
             the first executable line (boolean)
         """
         self.autoContinue = autoContinue
     def __editorOpened(self, fn):
         """
         Private slot to handle the editorOpened signal.
         @param fn filename of the opened editor
         """
         self.editorOpen = True
         if fn:
             editor = self.viewmanager.getOpenEditor(fn)
         else:
             editor = None
         self.__checkActions(editor)
     def __lastEditorClosed(self):
         """
         Private slot to handle the closeProgram signal.
         """
         self.editorOpen = False
         self.debugAct.setEnabled(False)
         self.runAct.setEnabled(False)
         self.profileAct.setEnabled(False)
         self.coverageAct.setEnabled(False)
         self.debugActGrp.setEnabled(False)
         self.debugActGrp2.setEnabled(False)
         self.dbgSetBpActGrp.setEnabled(False)
         self.lastAction = -1
         if not self.projectOpen:
             self.restartAct.setEnabled(False)
             self.lastDebuggedFile = None
             self.lastStartAction = 0
     def __checkActions(self, editor):
         """
         Private slot to check some actions for their enable/disable status.
         @param editor editor window
         """
         if editor:
             fn = editor.getFileName()
         else:
             fn = None
         cap = 0
         if fn:
             for language in self.debugServer.getSupportedLanguages():
                 exts = self.debugServer.getExtensions(language)
                 if fn.endswith(exts):
                     cap = self.debugServer.getClientCapabilities(language)
                     break
             else:
                 if editor.isPyFile():
                     cap = self.debugServer.getClientCapabilities('Python')
                 elif editor.isPy3File():
                     cap = self.debugServer.getClientCapabilities('Python3')
                 elif editor.isRubyFile():
                     cap = self.debugServer.getClientCapabilities('Ruby')
             if not self.passive:
                 self.runAct.setEnabled(cap & HasInterpreter)
                 self.coverageAct.setEnabled(cap & HasCoverage)
                 self.profileAct.setEnabled(cap & HasProfiler)
                 self.debugAct.setEnabled(cap & HasDebugger)
             self.dbgSetBpActGrp.setEnabled(cap & HasDebugger)
             if editor.curLineHasBreakpoint():
                 self.dbgEditBpAct.setEnabled(True)
             else:
                 self.dbgEditBpAct.setEnabled(False)
             if editor.hasBreakpoints():
                 self.dbgNextBpAct.setEnabled(True)
                 self.dbgPrevBpAct.setEnabled(True)
             else:
                 self.dbgNextBpAct.setEnabled(False)
                 self.dbgPrevBpAct.setEnabled(False)
         else:
             self.runAct.setEnabled(False)
             self.coverageAct.setEnabled(False)
             self.profileAct.setEnabled(False)
             self.debugAct.setEnabled(False)
             self.dbgSetBpActGrp.setEnabled(False)
     def __cursorChanged(self, editor):
         """
         Private slot handling the cursorChanged signal of the viewmanager.
         @param editor editor window
         """
         if editor is None:
             return
         if editor.isPyFile() or editor.isPy3File() or editor.isRubyFile():
             if editor.curLineHasBreakpoint():
                 self.dbgEditBpAct.setEnabled(True)
             else:
                 self.dbgEditBpAct.setEnabled(False)
             if editor.hasBreakpoints():
                 self.dbgNextBpAct.setEnabled(True)
                 self.dbgPrevBpAct.setEnabled(True)
             else:
                 self.dbgNextBpAct.setEnabled(False)
                 self.dbgPrevBpAct.setEnabled(False)
     def __projectOpened(self):
         """
         Private slot to handle the projectOpened signal.
         """
         self.projectOpen = True
         cap = self.debugServer.getClientCapabilities(\
             self.project.pdata["PROGLANGUAGE"][0])
         if not self.passive:
             self.debugProjectAct.setEnabled(cap & HasDebugger)
             self.runProjectAct.setEnabled(cap & HasInterpreter)
             self.profileProjectAct.setEnabled(cap & HasProfiler)
             self.coverageProjectAct.setEnabled(cap & HasCoverage)
     def __projectClosed(self):
         """
         Private slot to handle the projectClosed signal.
         """
         self.projectOpen = False
         self.runProjectAct.setEnabled(False)
         self.profileProjectAct.setEnabled(False)
         self.coverageProjectAct.setEnabled(False)
         self.debugProjectAct.setEnabled(False)
         if not self.editorOpen:
             self.restartAct.setEnabled(False)
             self.lastDebuggedFile = None
             self.lastStartAction = 0
     def __projectSessionLoaded(self):
         """
         Private slot to handle the projectSessionLoaded signal.
         """
         fn = self.project.getMainScript(True)
         if fn is not None:
             self.lastStartAction = 2
             self.lastDebuggedFile = fn
             self.restartAct.setEnabled(True)
     def shutdown(self):
         """
         Public method to perform shutdown actions.
         """
         # Just save the 10 most recent entries
         del self.argvHistory[10:]
         del self.wdHistory[10:]
         del self.envHistory[10:]
         Preferences.Prefs.settings.setValue('DebugInfo/ArgumentsHistory',
             self.argvHistory)
         Preferences.Prefs.settings.setValue('DebugInfo/WorkingDirectoryHistory',
             self.wdHistory)
         Preferences.Prefs.settings.setValue('DebugInfo/EnvironmentHistory',
             self.envHistory)
         Preferences.Prefs.settings.setValue('DebugInfo/Exceptions',
             self.excList)
         Preferences.Prefs.settings.setValue('DebugInfo/IgnoredExceptions',
             self.excIgnoreList)
         Preferences.Prefs.settings.setValue('DebugInfo/ReportExceptions',
             self.exceptions)
         Preferences.Prefs.settings.setValue('DebugInfo/AutoClearShell',
             self.autoClearShell)
         Preferences.Prefs.settings.setValue('DebugInfo/TracePython',
             self.tracePython)
         Preferences.Prefs.settings.setValue('DebugInfo/AutoContinue',
             self.autoContinue)
         Preferences.Prefs.settings.setValue('DebugInfo/ForkAutomatically',
             self.forkAutomatically)
         Preferences.Prefs.settings.setValue('DebugInfo/ForkIntoChild',
             self.forkIntoChild)
     def shutdownServer(self):
         """
         Public method to shut down the debug server.
         This is needed to cleanly close the sockets on Win OS.
         @return always true
         """
         self.debugServer.shutdownServer()
         return True
     def __resetUI(self):
         """
         Private slot to reset the user interface.
         """
         self.lastAction = -1
         self.debugActGrp.setEnabled(False)
         self.debugActGrp2.setEnabled(False)
         if not self.passive:
             if self.editorOpen:
                 editor = self.viewmanager.activeWindow()
             else:
                 editor = None
             self.__checkActions(editor)
             self.debugProjectAct.setEnabled(self.projectOpen)
             self.runProjectAct.setEnabled(self.projectOpen)
             self.profileProjectAct.setEnabled(self.projectOpen)
             self.coverageProjectAct.setEnabled(self.projectOpen)
             if self.lastDebuggedFile is not None and \
                 (self.editorOpen or self.projectOpen):
                 self.restartAct.setEnabled(True)
             else:
                 self.restartAct.setEnabled(False)
             self.stopAct.setEnabled(False)
         self.emit(SIGNAL('resetUI'))
     def __clientLine(self, fn, line, forStack):
         """
         Private method to handle a change to the current line.
         @param fn filename (string)
         @param line linenumber (int)
         @param forStack flag indicating this is for a stack dump (boolean)
         """
         self.ui.raise_()
         self.ui.activateWindow()
         if self.ui.getViewProfile() != "debug":
             self.ui.setDebugProfile()
         self.viewmanager.setFileLine(fn, line)
         if not forStack:
             self.__getThreadList()
             self.__getClientVariables()
     def __clientExit(self, status):
         """
         Private method to handle the debugged program terminating.
         @param status exit code of the debugged program (int)
         """
         self.viewmanager.exit()
         self.__resetUI()
         if not Preferences.getDebugger("SuppressClientExit") or status != 0:
             if self.ui.currentProg is None:
                 QMessageBox.information(self.ui,Program,
                     self.trUtf8('<p>The program has terminated with an exit'
                                 ' status of {0}.</p>').format(status))
             else:
                 QMessageBox.information(self.ui,Program,
                     self.trUtf8('<p><b>{0}</b> has terminated with an exit'
                                 ' status of {1}.</p>')
                         .format(Utilities.normabspath(self.ui.currentProg), status))
     def __clientSyntaxError(self, message, filename, lineNo, characterNo):
         """
         Private method to handle a syntax error in the debugged program.
         @param message message of the syntax error (string)
         @param filename translated filename of the syntax error position (string)
         @param lineNo line number of the syntax error position (integer)
         @param characterNo character number of the syntax error position (integer)
         """
         self.__resetUI()
         self.ui.raise_()
         self.ui.activateWindow()
         if message is None:
             QMessageBox.critical(self.ui,Program,
                 self.trUtf8('The program being debugged contains an unspecified'
                             ' syntax error.'))
             return
         self.viewmanager.setFileLine(filename, lineNo, True, True)
         QMessageBox.critical(self.ui,Program,
             self.trUtf8('<p>The file <b>{0}</b> contains the syntax error'
                         ' <b>{1}</b> at line <b>{2}</b>, character <b>{3}</b>.</p>')
                 .format(filename, message, lineNo, characterNo))
     def __clientException(self, exceptionType, exceptionMessage, stackTrace):
         """
         Private method to handle an exception of the debugged program.
         @param exceptionType type of exception raised (string)
         @param exceptionMessage message given by the exception (string)
         @param stackTrace list of stack entries.
         """
         self.ui.raise_()
         self.ui.activateWindow()
         QApplication.processEvents()
         if exceptionType is None:
             QMessageBox.critical(self.ui,Program,
                 self.trUtf8('An unhandled exception occured.'
                             ' See the shell window for details.'))
             return
         if (self.exceptions and \
             exceptionType not in self.excIgnoreList and \
             (not len(self.excList) or \
             (len(self.excList) and exceptionType in self.excList)))\
            or exceptionType.startswith('unhandled'):
             if stackTrace:
                 self.viewmanager.setFileLine(stackTrace[0][0], stackTrace[0][1], True)
             if Preferences.getDebugger("BreakAlways"):
                 res = QMessageBox.Yes
             else:
                 if stackTrace:
                     if exceptionType.startswith('unhandled'):
                         buttons = QMessageBox.StandardButtons(\
                             QMessageBox.No | \
                             QMessageBox.Yes)
                     else:
                         buttons = QMessageBox.StandardButtons(\
                             QMessageBox.No | \
                             QMessageBox.Yes | \
                             QMessageBox.Ignore)
                     res = QMessageBox.critical(self.ui, Program,
                         self.trUtf8('<p>The debugged program raised the exception'
                                     ' <b>{0}</b><br>"<b>{1}</b>"<br>File: <b>{2}</b>,'
                                     ' Line: <b>{3}</b></p><p>Break here?</p>')
                             .format(exceptionType,
                                     Utilities.html_encode(exceptionMessage),
                                     stackTrace[0][0],
                                     stackTrace[0][1]),
                         buttons,
                         QMessageBox.No)
                 else:
                     res = QMessageBox.critical(self.ui, Program,
                         self.trUtf8('<p>The debugged program raised the exception'
                                     ' <b>{0}</b><br>"<b>{1}</b>"</p>')
                             .format(exceptionType,
                                     Utilities.html_encode(exceptionMessage)))
             if res == QMessageBox.Yes:
                 self.emit(SIGNAL('exceptionInterrupt'))
                 stack = []
                 for fn, ln in stackTrace:
                     stack.append((fn, ln, ''))
                 self.emit(SIGNAL('clientStack'), stack)
                 self.__getClientVariables()
                 self.ui.setDebugProfile()
                 return
             elif res == QMessageBox.Ignore:
                 if exceptionType not in self.excIgnoreList:
                     self.excIgnoreList.append(exceptionType)
         if self.lastAction != -1:
             if self.lastAction == 2:
                 self.__specialContinue()
             else:
                 self.debugActions[self.lastAction]()
         else:
             self.__continue()
     def __clientGone(self,unplanned):
         """
         Private method to handle the disconnection of the debugger client.
         @param unplanned 1 if the client died, 0 otherwise
         """
         self.__resetUI()
         if unplanned:
             QMessageBox.information(self.ui,Program,
                 self.trUtf8('The program being debugged has terminated unexpectedly.'))
     def __getThreadList(self):
         """
         Private method to get the list of threads from the client.
         """
         self.debugServer.remoteThreadList()
     def __clientThreadSet(self):
         """
         Private method to handle a change of the client's current thread.
         """
         self.debugServer.remoteClientVariables(0, self.localsVarFilter)
     def __getClientVariables(self):
         """
         Private method to request the global and local variables.
         In the first step, the global variables are requested from the client.
         Once these have been received, the local variables are requested.
         This happens in the method '__clientVariables'.
         """
         # get globals first
         self.debugServer.remoteClientVariables(1, self.globalsVarFilter)
         # the local variables are requested once we have received the globals
     def __clientVariables(self, scope, variables):
         """
         Private method to write the clients variables to the user interface.
         @param scope scope of the variables (-1 = empty global, 1 = global, 0 = local)
         @param variables the list of variables from the client
         """
         if scope > 0:
             self.debugViewer.showVariables(variables, True)
             if scope == 1:
                 # now get the local variables
                 self.debugServer.remoteClientVariables(0, self.localsVarFilter)
         elif scope == 0:
             self.debugViewer.showVariables(variables, False)
         elif scope == -1:
             vlist = [('None','','')]
             self.debugViewer.showVariables(vlist, False)
         if scope < 1:
             self.debugActGrp.setEnabled(True)
             self.debugActGrp2.setEnabled(True)
     def __clientVariable(self, scope, variables):
         """
         Private method to write the contents of a clients classvariable to the user
         interface.
         @param scope scope of the variables (-1 = empty global, 1 = global, 0 = local)
         @param variables the list of members of a classvariable from the client
         """
         if scope == 1:
             self.debugViewer.showVariable(variables, 1)
         elif scope == 0:
             self.debugViewer.showVariable(variables, 0)
     def __clientBreakConditionError(self, filename, lineno):
         """
         Private method to handle a condition error of a breakpoint.
         @param filename filename of the breakpoint (string)
         @param lineno linenumber of the breakpoint (integer)
         """
         QMessageBox.critical(None,
             self.trUtf8("Breakpoint Condition Error"),
             self.trUtf8("""<p>The condition of the breakpoint <b>{0}, {1}</b>"""
                         """ contains a syntax error.</p>""")\
                         .format(filename, lineno))
         model = self.debugServer.getBreakPointModel()
         index = model.getBreakPointIndex(filename, lineno)
         if not index.isValid():
             return
         bp = model.getBreakPointByIndex(index)
         if not bp:
             return
         fn, line, cond, temp, enabled, count = bp[:6]
         dlg = EditBreakpointDialog((fn, line), (cond, temp, enabled, count),
             [], self.ui, modal = True)
         if dlg.exec_() == QDialog.Accepted:
             cond, temp, enabled, count = dlg.getData()
             model.setBreakPointByIndex(index, fn, line, (cond, temp, enabled, count))
 de9c2efb9d02
Started porting eric4 to Python3

Detlev Offe&

Mercurial Repositories > eric / annotate

Debugger/DebugUI.py@b5c84934de9c (annotated)

Debugger/DebugUI.py