debuggerservice.py

Wxpython Implemented on Windows CE, Source code

    def LoadPythonFramesList(self, framesXML):
        self.framesTab.LoadFramesList(framesXML)

    def Execute(self, initialArgs, startIn, environment, onWebServer = False):
        self._callback.Start()
        self._executor.Execute(initialArgs, startIn, environment)
        self._callback.WaitForRPC()


    def StopExecution(self, event):
        # This is a general comment on shutdown for the running and debugged processes. Basically, the
        # current state of this is the result of trial and error coding. The common problems were memory
        # access violations and threads that would not exit. Making the OutputReaderThreads daemons seems
        # to have side-stepped the hung thread issue. Being very careful not to touch things after calling
        # process.py:ProcessOpen.kill() also seems to have fixed the memory access violations, but if there
        # were more ugliness discovered I would not be surprised. If anyone has any help/advice, please send
        # it on to [e-mail].
        if not self._stopped:
            self._stopped = True
            try:
                self.DisableAfterStop()
            except wx._core.PyDeadObjectError:
                pass
            try:
                self._callback.ShutdownServer()
            except:
                tp,val,tb = sys.exc_info()
                traceback.print_exception(tp, val, tb)

            try:
                self.DeleteCurrentLineMarkers()
            except:
                pass
            try:
                PythonDebuggerUI.ReturnPortToPool(self._debuggerPort)
                PythonDebuggerUI.ReturnPortToPool(self._guiPort)
                PythonDebuggerUI.ReturnPortToPool(self._debuggerBreakPort)
            except:
                pass
            try:
                if self._executor:
                    self._executor.DoStopExecution()
                    self._executor = None
            except:
                tp,val,tb = sys.exc_info()
                traceback.print_exception(tp, val, tb)


    def MakeFramesUI(self, parent, id, debugger):
        panel = PythonFramesUI(parent, id, self)
        return panel


class BreakpointsUI(wx.Panel):
    def __init__(self, parent, id, ui):
        wx.Panel.__init__(self, parent, id)
        self._ui = ui
        self.currentItem = None
        self.clearBPID = wx.NewId()
        self.Bind(wx.EVT_MENU, self.ClearBreakPoint, id=self.clearBPID)
        self.syncLineID = wx.NewId()
        self.Bind(wx.EVT_MENU, self.SyncBPLine, id=self.syncLineID)
        sizer = wx.BoxSizer(wx.VERTICAL)
        p1 = self
        self._bpListCtrl = wx.ListCtrl(p1, -1, pos=wx.DefaultPosition, size=(1000,1000), style=wx.LC_REPORT)
        sizer.Add(self._bpListCtrl, 1, wx.ALIGN_LEFT|wx.ALL|wx.EXPAND, 1)
        self._bpListCtrl.InsertColumn(0, "File")
        self._bpListCtrl.InsertColumn(1, "Line")
        self._bpListCtrl.InsertColumn(2, "Path")
        self._bpListCtrl.SetColumnWidth(0, 150)
        self._bpListCtrl.SetColumnWidth(1, 50)
        self._bpListCtrl.SetColumnWidth(2, 450)
        self._bpListCtrl.Bind(wx.EVT_LIST_ITEM_RIGHT_CLICK, self.OnListRightClick)
        self.Bind(wx.EVT_LIST_ITEM_SELECTED, self.ListItemSelected, self._bpListCtrl)
        self.Bind(wx.EVT_LIST_ITEM_DESELECTED, self.ListItemDeselected, self._bpListCtrl)

        def OnLeftDoubleClick(event):
            self.SyncBPLine(event)

        wx.EVT_LEFT_DCLICK(self._bpListCtrl, OnLeftDoubleClick)

        self.PopulateBPList()

        p1.SetSizer(sizer)
        sizer.Fit(p1)
        p1.Layout()

    def PopulateBPList(self):
        list = self._bpListCtrl
        list.DeleteAllItems()

        bps = wx.GetApp().GetService(DebuggerService).GetMasterBreakpointDict()
        index = 0
        for fileName in bps.keys():
            shortFile = os.path.basename(fileName)
            lines = bps[fileName]
            if lines:
                for line in lines:
                    list.InsertStringItem(index, shortFile)
                    list.SetStringItem(index, 1, str(line))
                    list.SetStringItem(index, 2, fileName)

    def OnListRightClick(self, event):
        menu = wx.Menu()
        item = wx.MenuItem(menu, self.clearBPID, "Clear Breakpoint")
        menu.AppendItem(item)
        item = wx.MenuItem(menu, self.syncLineID, "Goto Source Line")
        menu.AppendItem(item)
        self.PopupMenu(menu, event.GetPosition())
        menu.Destroy()

    def SyncBPLine(self, event):
        if self.currentItem != -1:
            list = self._bpListCtrl
            fileName = list.GetItem(self.currentItem, 2).GetText()
            lineNumber = list.GetItem(self.currentItem, 1).GetText()
            self._ui.SynchCurrentLine( fileName, int(lineNumber) , noArrow=True)

    def ClearBreakPoint(self, event):
        if self.currentItem >= 0:
            list = self._bpListCtrl
            fileName = list.GetItem(self.currentItem, 2).GetText()
            lineNumber = list.GetItem(self.currentItem, 1).GetText()
            wx.GetApp().GetService(DebuggerService).OnToggleBreakpoint(None, line=int(lineNumber) -1, fileName=fileName )

    def ListItemSelected(self, event):
        self.currentItem = event.m_itemIndex

    def ListItemDeselected(self, event):
        self.currentItem = -1

class Watch:
    CODE_ALL_FRAMES = 1
    CODE_THIS_BLOCK = 2
    CODE_THIS_LINE = 4
    CODE_RUN_ONCE = 8

    def __init__(self, name, command, show_code=CODE_ALL_FRAMES):
        self._name = name
        self._command = command
        self._show_code = show_code

class WatchDialog(wx.Dialog):
    WATCH_ALL_FRAMES = "Watch in all frames"
    WATCH_THIS_FRAME = "Watch in this frame only"
    WATCH_ONCE = "Watch once and delete"
    def __init__(self, parent, title, chain):
        wx.Dialog.__init__(self, parent, -1, title, style=wx.DEFAULT_DIALOG_STYLE)
        self._chain = chain
        self.label_2 = wx.StaticText(self, -1, "Watch Name:")
        self._watchNameTextCtrl = wx.TextCtrl(self, -1, "")
        self.label_3 = wx.StaticText(self, -1, "eval(", style=wx.ALIGN_RIGHT)
        self._watchValueTextCtrl = wx.TextCtrl(self, -1, "")
        self.label_4 = wx.StaticText(self, -1, ",frame.f_globals, frame.f_locals)")
        self.radio_box_1 = wx.RadioBox(self, -1, "Watch Information", choices=[WatchDialog.WATCH_ALL_FRAMES, WatchDialog.WATCH_THIS_FRAME, WatchDialog.WATCH_ONCE], majorDimension=0, style=wx.RA_SPECIFY_ROWS)

        self._okButton = wx.Button(self, wx.ID_OK, "OK")
        self._okButton.SetDefault()
        self._okButton.SetHelpText(_("The OK button completes the dialog"))
        def OnOkClick(event):
            if self._watchNameTextCtrl.GetValue() == "":
                wx.MessageBox(_("You must enter a name for the watch."), _("Add Watch"))
                return
            if self._watchValueTextCtrl.GetValue() == "":
                wx.MessageBox(_("You must enter some code to run for the watch."), _("Add Watch"))
                return
            self.EndModal(wx.ID_OK)
        self.Bind(wx.EVT_BUTTON, OnOkClick, self._okButton)

        self._cancelButton = wx.Button(self, wx.ID_CANCEL, _("Cancel"))
        self._cancelButton.SetHelpText(_("The Cancel button cancels the dialog."))

        self.__set_properties()
        self.__do_layout()

    def GetSettings(self):
        return self._watchNameTextCtrl.GetValue(), self._watchValueTextCtrl.GetValue(), self.GetSendFrame(), self.GetRunOnce()

    def GetSendFrame(self):
        return (WatchDialog.WATCH_ALL_FRAMES != self.radio_box_1.GetStringSelection())

    def GetRunOnce(self):
        return (WatchDialog.WATCH_ONCE == self.radio_box_1.GetStringSelection())

    def __set_properties(self):
        self.SetTitle("Add a Watch")
        #self.SetSize((400, 250))
        self.radio_box_1.SetSelection(0)

    def __do_layout(self):
        sizer_1 = wx.BoxSizer(wx.VERTICAL)
        grid_sizer_4 = wx.FlexGridSizer(1, 3, 5, 5)
        grid_sizer_2 = wx.FlexGridSizer(1, 2, 5, 5)
        grid_sizer_2.Add(self.label_2, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0)
        grid_sizer_2.Add(self._watchNameTextCtrl, 0, wx.EXPAND, 0)
        grid_sizer_2.AddGrowableCol(1)
        sizer_1.Add(grid_sizer_2, 1, wx.EXPAND, 0)
        grid_sizer_4.Add(self.label_3, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0)
        grid_sizer_4.Add(self._watchValueTextCtrl, 0, wx.EXPAND, 0)
        grid_sizer_4.AddGrowableCol(1)
        grid_sizer_4.Add(self.label_4, 0, wx.ALIGN_CENTER_VERTICAL|wx.FIXED_MINSIZE, 0)
        sizer_1.Add(grid_sizer_4, 0, wx.EXPAND, 0)
        sizer_1.Add(self.radio_box_1, 0, wx.EXPAND, 0)

        box = wx.BoxSizer(wx.HORIZONTAL)
        box.Add(self._okButton, 0, wx.ALIGN_RIGHT|wx.ALL, 5)
        box.Add(self._cancelButton, 0, wx.ALIGN_RIGHT|wx.ALL, 5)
        sizer_1.Add(box, 1, wx.EXPAND, 0)
        self.SetSizer(sizer_1)
        self.Layout()

class BaseFramesUI(wx.SplitterWindow):
    def __init__(self, parent, id, ui):
        wx.SplitterWindow.__init__(self, parent, id, style = wx.SP_3D)
        self._ui = ui
        self._p1 = p1 = wx.ScrolledWindow(self, -1)

        sizer = wx.BoxSizer(wx.HORIZONTAL)
        framesLabel = wx.StaticText(self, -1, "Stack Frame:")
        sizer.Add(framesLabel, 0, flag=wx.ALIGN_CENTER_VERTICAL|wx.ALIGN_LEFT|wx.LEFT, border=2)

        self._framesChoiceCtrl = wx.Choice(p1, -1, choices=["                                           "])
        sizer.Add(self._framesChoiceCtrl, 1, wx.ALIGN_LEFT|wx.ALL|wx.EXPAND, 1)
        self._framesChoiceCtrl.Bind(wx.EVT_LIST_ITEM_RIGHT_CLICK, self.OnListRightClick)
        self.Bind(wx.EVT_CHOICE, self.ListItemSelected, self._framesChoiceCtrl)

        sizer2 = wx.BoxSizer(wx.VERTICAL)
        p1.SetSizer(sizer2)
        self._treeCtrl = wx.gizmos.TreeListCtrl(p1, -1, style=wx.TR_DEFAULT_STYLE| wx.TR_FULL_ROW_HIGHLIGHT)
        self._treeCtrl.Bind(wx.EVT_TREE_ITEM_RIGHT_CLICK, self.OnRightClick)
        sizer2.Add(sizer, 0, wx.ALIGN_LEFT|wx.ALL|wx.EXPAND, 1)
        sizer2.Add(self._treeCtrl,1, wx.ALIGN_LEFT|wx.ALL|wx.EXPAND, 1)
        tree = self._treeCtrl
        tree.AddColumn("Thing")
        tree.AddColumn("Value")
        tree.SetMainColumn(0) # the one with the tree in it...
        tree.SetColumnWidth(0, 175)
        tree.SetColumnWidth(1, 355)
        self._root = tree.AddRoot("Frame")
        tree.SetPyData(self._root, "root")
        tree.SetItemText(self._root, "", 1)
        tree.Bind(wx.EVT_TREE_ITEM_EXPANDING, self.IntrospectCallback)
        self._p2 = p2 = wx.Window(self, -1)
        sizer3 = wx.BoxSizer(wx.HORIZONTAL)
        p2.SetSizer(sizer3)
        p2.Bind(wx.EVT_SIZE, self.OnSize)
        self._notebook = wx.Notebook(p2, -1, size=(20,20))
        self._notebook.Hide()
        sizer3.Add(self._notebook, 1, wx.ALIGN_LEFT|wx.ALL|wx.EXPAND, 1)
        self.consoleTab = self.MakeConsoleTab(self._notebook, wx.NewId())
        self.inspectConsoleTab = self.MakeInspectConsoleTab(self._notebook, wx.NewId())
        self.breakPointsTab = self.MakeBreakPointsTab(self._notebook, wx.NewId())
        self._notebook.AddPage(self.consoleTab, "Output")
        self._notebook.AddPage(self.inspectConsoleTab, "Interact")
        self._notebook.AddPage(self.breakPointsTab, "Break Points")
        self.SetMinimumPaneSize(20)
        self.SplitVertically(p1, p2, 550)
        self.currentItem = None
        self._notebook.Show(True)

    def PopulateBPList(self):
        self.breakPointsTab.PopulateBPList()

    def OnSize(self, event):
        self._notebook.SetSize(self._p2.GetSize())

    def OnDoubleClick(self, event):
        # Looking for a stack trace line.
        lineText, pos = self._textCtrl.GetCurLine()
        fileBegin = lineText.find("File \"")
        fileEnd = lineText.find("\", line ")
        lineEnd = lineText.find(", in ")
        if lineText == "\n" or  fileBegin == -1 or fileEnd == -1 or lineEnd == -1:
            # Check the line before the one that was clicked on
            lineNumber = self._textCtrl.GetCurrentLine()
            if(lineNumber == 0):
                return
            lineText = self._textCtrl.GetLine(lineNumber - 1)
            fileBegin = lineText.find("File \"")
            fileEnd = lineText.find("\", line ")
            lineEnd = lineText.find(", in ")
            if lineText == "\n" or  fileBegin == -1 or fileEnd == -1 or lineEnd == -1:
                return

        filename = lineText[fileBegin + 6:fileEnd]
        lineNum = int(lineText[fileEnd + 8:lineEnd])

        foundView = None
        openDocs = wx.GetApp().GetDocumentManager().GetDocuments()
        for openDoc in openDocs:
            if openDoc.GetFilename() == filename:
                foundView = openDoc.GetFirstView()
                break

        if not foundView:
            doc = wx.GetApp().GetDocumentManager().CreateDocument(filename, wx.lib.docview.DOC_SILENT)
            foundView = doc.GetFirstView()

        if foundView:
            foundView.GetFrame().SetFocus()
            foundView.Activate()
            foundView.GotoLine(lineNum)
            startPos = foundView.PositionFromLine(lineNum)
            lineText = foundView.GetCtrl().GetLine(lineNum - 1)
            foundView.SetSelection(startPos, startPos + len(lineText.rstrip("\n")))
            import OutlineService
            wx.GetApp().GetService(OutlineService.OutlineService).LoadOutline(foundView, position=startPos)

    def MakeConsoleTab(self, parent, id):
        panel = wx.Panel(parent, id)
        sizer = wx.BoxSizer(wx.HORIZONTAL)
        self._textCtrl = STCTextEditor.TextCtrl(panel, wx.NewId())
        sizer.Add(self._textCtrl, 1, wx.ALIGN_LEFT|wx.ALL|wx.EXPAND, 2)
        self._textCtrl.SetViewLineNumbers(False)
        self._textCtrl.SetReadOnly(True)
        if wx.Platform == '__WXMSW__':
            font = "Courier New"
        else:
            font = "Courier"
        self._textCtrl.SetFont(wx.Font(9, wx.DEFAULT, wx.NORMAL, wx.NORMAL, faceName = font))
        self._textCtrl.SetFontColor(wx.BLACK)
        self._textCtrl.StyleClearAll()
        wx.stc.EVT_STC_DOUBLECLICK(self._textCtrl, self._textCtrl.GetId(), self.OnDoubleClick)

        panel.SetSizer(sizer)
        #sizer.Fit(panel)

        return panel