190 lines
6.7 KiB
Python
190 lines
6.7 KiB
Python
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# Command Handlers for the debugger.
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# Not in the debugger package, as I always want these interfaces to be
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# available, even if the debugger has not yet been (or can not be)
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# imported
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import warnings
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import win32ui
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from pywin.scintilla.control import CScintillaEditInterface
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from . import scriptutils
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IdToBarNames = {
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win32ui.IDC_DBG_STACK: ("Stack", 0),
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win32ui.IDC_DBG_BREAKPOINTS: ("Breakpoints", 0),
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win32ui.IDC_DBG_WATCH: ("Watch", 1),
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}
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class DebuggerCommandHandler:
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def HookCommands(self):
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commands = (
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(self.OnStep, None, win32ui.IDC_DBG_STEP),
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(self.OnStepOut, self.OnUpdateOnlyBreak, win32ui.IDC_DBG_STEPOUT),
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(self.OnStepOver, None, win32ui.IDC_DBG_STEPOVER),
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(self.OnGo, None, win32ui.IDC_DBG_GO),
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(self.OnClose, self.OnUpdateClose, win32ui.IDC_DBG_CLOSE),
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(self.OnAdd, self.OnUpdateAddBreakpoints, win32ui.IDC_DBG_ADD),
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(self.OnClearAll, self.OnUpdateClearAllBreakpoints, win32ui.IDC_DBG_CLEAR),
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# (self.OnDebuggerToolbar, self.OnUpdateDebuggerToolbar, win32ui.ID_DEBUGGER_TOOLBAR),
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)
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frame = win32ui.GetMainFrame()
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for methHandler, methUpdate, id in commands:
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frame.HookCommand(methHandler, id)
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if not methUpdate is None:
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frame.HookCommandUpdate(methUpdate, id)
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for id in list(IdToBarNames.keys()):
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frame.HookCommand(self.OnDebuggerBar, id)
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frame.HookCommandUpdate(self.OnUpdateDebuggerBar, id)
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def OnDebuggerToolbar(self, id, code):
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if code == 0:
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return not win32ui.GetMainFrame().OnBarCheck(id)
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def OnUpdateDebuggerToolbar(self, cmdui):
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win32ui.GetMainFrame().OnUpdateControlBarMenu(cmdui)
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cmdui.Enable(1)
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def _GetDebugger(self):
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try:
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import pywin.debugger
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return pywin.debugger.currentDebugger
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except ImportError:
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return None
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def _DoOrStart(self, doMethod, startFlag):
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d = self._GetDebugger()
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if d is not None and d.IsDebugging():
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method = getattr(d, doMethod)
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method()
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else:
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scriptutils.RunScript(
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defName=None, defArgs=None, bShowDialog=0, debuggingType=startFlag
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)
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def OnStep(self, msg, code):
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self._DoOrStart("do_set_step", scriptutils.RS_DEBUGGER_STEP)
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def OnStepOver(self, msg, code):
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self._DoOrStart("do_set_next", scriptutils.RS_DEBUGGER_STEP)
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def OnStepOut(self, msg, code):
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d = self._GetDebugger()
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if d is not None and d.IsDebugging():
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d.do_set_return()
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def OnGo(self, msg, code):
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self._DoOrStart("do_set_continue", scriptutils.RS_DEBUGGER_GO)
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def OnClose(self, msg, code):
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d = self._GetDebugger()
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if d is not None:
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if d.IsDebugging():
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d.set_quit()
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else:
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d.close()
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def OnUpdateClose(self, cmdui):
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d = self._GetDebugger()
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if d is not None and d.inited:
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cmdui.Enable(1)
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else:
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cmdui.Enable(0)
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def OnAdd(self, msg, code):
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doc, view = scriptutils.GetActiveEditorDocument()
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if doc is None:
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## Don't do a messagebox, as this could be triggered from the app's
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## idle loop whenever the debug toolbar is visible, giving a never-ending
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## series of dialogs. This can happen when the OnUpdate handler
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## for the toolbar button IDC_DBG_ADD fails, since MFC falls back to
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## sending a normal command if the UI update command fails.
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## win32ui.MessageBox('There is no active window - no breakpoint can be added')
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warnings.warn("There is no active window - no breakpoint can be added")
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return None
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pathName = doc.GetPathName()
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lineNo = view.LineFromChar(view.GetSel()[0]) + 1
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# If I have a debugger, then tell it, otherwise just add a marker
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d = self._GetDebugger()
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if d is None:
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import pywin.framework.editor.color.coloreditor
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doc.MarkerToggle(
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lineNo, pywin.framework.editor.color.coloreditor.MARKER_BREAKPOINT
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)
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else:
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if d.get_break(pathName, lineNo):
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win32ui.SetStatusText("Clearing breakpoint", 1)
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rc = d.clear_break(pathName, lineNo)
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else:
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win32ui.SetStatusText("Setting breakpoint", 1)
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rc = d.set_break(pathName, lineNo)
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if rc:
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win32ui.MessageBox(rc)
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d.GUIRespondDebuggerData()
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def OnClearAll(self, msg, code):
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win32ui.SetStatusText("Clearing all breakpoints")
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d = self._GetDebugger()
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if d is None:
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import pywin.framework.editor
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import pywin.framework.editor.color.coloreditor
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for doc in pywin.framework.editor.editorTemplate.GetDocumentList():
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doc.MarkerDeleteAll(
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pywin.framework.editor.color.coloreditor.MARKER_BREAKPOINT
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)
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else:
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d.clear_all_breaks()
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d.UpdateAllLineStates()
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d.GUIRespondDebuggerData()
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def OnUpdateOnlyBreak(self, cmdui):
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d = self._GetDebugger()
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ok = d is not None and d.IsBreak()
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cmdui.Enable(ok)
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def OnUpdateAddBreakpoints(self, cmdui):
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doc, view = scriptutils.GetActiveEditorDocument()
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if doc is None or not isinstance(view, CScintillaEditInterface):
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enabled = 0
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else:
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enabled = 1
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lineNo = view.LineFromChar(view.GetSel()[0]) + 1
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import pywin.framework.editor.color.coloreditor
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cmdui.SetCheck(
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doc.MarkerAtLine(
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lineNo, pywin.framework.editor.color.coloreditor.MARKER_BREAKPOINT
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)
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!= 0
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)
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cmdui.Enable(enabled)
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def OnUpdateClearAllBreakpoints(self, cmdui):
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d = self._GetDebugger()
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cmdui.Enable(d is None or len(d.breaks) != 0)
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def OnUpdateDebuggerBar(self, cmdui):
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name, always = IdToBarNames.get(cmdui.m_nID)
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enabled = always
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d = self._GetDebugger()
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if d is not None and d.IsDebugging() and name is not None:
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enabled = 1
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bar = d.GetDebuggerBar(name)
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cmdui.SetCheck(bar.IsWindowVisible())
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cmdui.Enable(enabled)
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def OnDebuggerBar(self, id, code):
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name = IdToBarNames.get(id)[0]
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d = self._GetDebugger()
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if d is not None and name is not None:
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bar = d.GetDebuggerBar(name)
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newState = not bar.IsWindowVisible()
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win32ui.GetMainFrame().ShowControlBar(bar, newState, 1)
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