xrced.py

用python写的ide开发环境,巨强大,不过需要wxpython的支持

            remove = False
            tag = node.tagName
            if tag == 'object':
                if not klass.hasChildren:  remove = True
            elif tag not in klass.allParams and \
                     (not klass.hasStyle or tag not in klass.styles):
                remove = True
            else:
                tags.append(tag)
            if remove:
                elem.removeChild(node)
                node.unlink()
        
        # Remove sizeritem child if spacer
        if className == 'spacer' and xxx.className != 'spacer':
            sizeritem = elem.parentNode
            assert sizeritem.getAttribute('class') == 'sizeritem'
            sizeritem.removeChild(elem)
            elem.unlink()
            elem = sizeritem
            tree.GetPyData(selected).hasChild = False
        elif xxx.className == 'spacer' and className != 'spacer':
            # Create sizeritem element
            assert xxx.parent.isSizer
            elem.setAttribute('class', 'sizeritem')
            node = MakeEmptyDOM(className)
            elem.appendChild(node)
            # Replace to point to new object
            xxx = xxxSizerItem(xxx.parent, elem)
            elem = node
            tree.SetPyData(selected, xxx)
            xxx = xxx.child
        else:
            # Copy parameters present in dummy but not in elem
            for node in dummy.childNodes:
                if node.tagName not in tags:  elem.appendChild(node.cloneNode(True))
        dummy.unlink()
        
        # Change class name
        elem.setAttribute('class', className)
        if elem.hasAttribute('subclass'):
            elem.removeAttribute('subclass') # clear subclassing
        # Re-create xxx element
        xxx = MakeXXXFromDOM(xxx.parent, elem)
        # Remove incompatible style flags
        if 'style' in xxx.params:
            styles = map(string.strip, xxx.params['style'].value().split('|'))
            newStyles = [s for s in styles if s in klass.winStyles or s in genericStyles]
            if newStyles != styles:
                if newStyles:
                    value = reduce(lambda a,b: a+'|'+b, newStyles)
                else:
                    value = ''
                xxx.params['style'].update(value)

        # Update parent in child objects
        if tree.ItemHasChildren(selected):
            i, cookie = tree.GetFirstChild(selected)
            while i.IsOk():
                x = tree.GetPyData(i)
                x.parent = xxx
                if x.hasChild: x.child.parent = xxx
                i, cookie = tree.GetNextChild(selected, cookie)

        # Update tree
        if tree.GetPyData(selected).hasChild: # child container
            container = tree.GetPyData(selected)
            container.resetChild(xxx)
            xxx = container
        else:
            tree.SetPyData(selected, xxx)
        tree.SetItemText(selected, xxx.treeName())
        tree.SetItemImage(selected, xxx.treeImage())

        # Set default name for top-level windows
        if parent.__class__ == xxxMainNode:
            cl = xxx.treeObject().__class__
            frame.maxIDs[cl] += 1
            xxx.setTreeName('%s%d' % (defaultIDs[cl], frame.maxIDs[cl]))

        # Update panel
        g.panel.SetData(xxx)
        # Update tools
        g.tools.UpdateUI()

        #undoMan.RegisterUndo(UndoPasteCreate(parentLeaf, parent, newItem, selected))
        # Update view?
        if g.testWin and tree.IsHighlatable(selected):
            if conf.autoRefresh:
                tree.needUpdate = True
                tree.pendingHighLight = selected
            else:
                tree.pendingHighLight = None
        tree.SetFocus()
        self.SetModified()

    # Expand/collapse subtree
    def OnExpand(self, evt):
        if tree.selection: tree.ExpandAll(tree.selection)
        else: tree.ExpandAll(tree.root)
    def OnCollapse(self, evt):
        if tree.selection: tree.CollapseAll(tree.selection)
        else: tree.CollapseAll(tree.root)

    def OnPullDownHighlight(self, evt):
        menuId = evt.GetMenuId()
        if menuId != -1:
            menu = evt.GetEventObject()
            try:
                help = menu.GetHelpString(menuId)
                self.SetStatusText(help)
            except:
                self.SetStatusText('')
        else:
            self.SetStatusText('')

    def OnUpdateUI(self, evt):
        if evt.GetId() in [wx.ID_CUT, wx.ID_COPY, self.ID_DELETE]:
            evt.Enable(tree.selection is not None and tree.selection != tree.root)
        elif evt.GetId() == wx.ID_SAVE:
            evt.Enable(self.modified)
        elif evt.GetId() in [wx.ID_PASTE, self.ID_TOOL_PASTE]:
            evt.Enable(tree.selection is not None)
        elif evt.GetId() in [self.ID_TEST,
                             self.ID_MOVEUP, self.ID_MOVEDOWN,
                             self.ID_MOVELEFT, self.ID_MOVERIGHT]:
            evt.Enable(tree.selection is not None and tree.selection != tree.root)
        elif evt.GetId() in [self.ID_LOCATE, self.ID_TOOL_LOCATE,
                             self.ID_REFRESH]:
            evt.Enable(g.testWin is not None)
        elif evt.GetId() == wx.ID_UNDO:  evt.Enable(undoMan.CanUndo())
        elif evt.GetId() == wx.ID_REDO:  evt.Enable(undoMan.CanRedo())

    def OnIdle(self, evt):
        if self.inIdle: return          # Recursive call protection
        self.inIdle = True
        #print 'onidle',tree.needUpdate,tree.pendingHighLight
        try:
            if tree.needUpdate:
                if conf.autoRefresh:
                    if g.testWin:
                        #self.SetStatusText('Refreshing test window...')
                        # (re)create
                        tree.CreateTestWin(g.testWin.item)
                        #self.SetStatusText('')
                    tree.needUpdate = False
            elif tree.pendingHighLight:
                try:
                    tree.HighLight(tree.pendingHighLight)
                except:
                    # Remove highlight if any problem
                    if g.testWin and g.testWin.highLight:
                        g.testWin.highLight.Remove()
                    tree.pendingHighLight = None
                    raise
            else:
                evt.Skip()
        finally:
            self.inIdle = False

    def OnIconize(self, evt):
        if evt.Iconized():
            conf.x, conf.y = self.GetPosition()
            conf.width, conf.height = self.GetSize()
            if conf.embedPanel:
                conf.sashPos = self.splitter.GetSashPosition()
            else:
                conf.panelX, conf.panelY = self.miniFrame.GetPosition()
                conf.panelWidth, conf.panelHeight = self.miniFrame.GetSize()
                self.miniFrame.Show(False)
        else:
            if not conf.embedPanel:
                self.miniFrame.Show(True)
        evt.Skip()

    def OnCloseWindow(self, evt):
        if not self.AskSave(): return
        if g.testWin: g.testWin.Destroy()
        if not panel.GetPageCount() == 2:
            panel.page2.Destroy()
        else:
            # If we don't do this, page does not get destroyed (a bug?)
            panel.RemovePage(1)
        if not self.IsIconized():
            conf.x, conf.y = self.GetPosition()
            if wx.Platform == '__WXMAC__':
                conf.width, conf.height = self.GetClientSize()
            else:
                conf.width, conf.height = self.GetSize()
            if conf.embedPanel:
                conf.sashPos = self.splitter.GetSashPosition()
            else:
                conf.panelX, conf.panelY = self.miniFrame.GetPosition()
                conf.panelWidth, conf.panelHeight = self.miniFrame.GetSize()
        evt.Skip()

    def CreateLocalConf(self, path):
        name = os.path.splitext(path)[0]
        name += '.xcfg'
        return wx.FileConfig(localFilename=name)

    def Clear(self):
        self.dataFile = ''
        conf.localconf = None
        undoMan.Clear()
        self.SetModified(False)
        tree.Clear()
        panel.Clear()
        if g.testWin:
            g.testWin.Destroy()
            g.testWin = None
        # Numbers for new controls
        self.maxIDs = {}
        for cl in [xxxPanel, xxxDialog, xxxFrame,
                   xxxMenuBar, xxxMenu, xxxToolBar,
                   xxxWizard, xxxBitmap, xxxIcon]:
            self.maxIDs[cl] = 0
        # Restore handlers, menu, etc. to initial
        setHandlers(self.handlers[:])
        g.pullDownMenu.custom = self.custom[:]
        # Remove modules imported from comment directives
        map(sys.modules.pop, [m for m in sys.modules if m not in self.modules])
        xxxParamComment.locals = {}     # clear local namespace
        xxxParamComment.allow = None    # clear execution state

    def SetModified(self, state=True):
        self.modified = state
        name = os.path.basename(self.dataFile)
        if not name: name = defaultName
        if state:
            self.SetTitle(progname + ': ' + name + ' *')
        else:
            self.SetTitle(progname + ': ' + name)

    def Open(self, path):
        if not os.path.exists(path):
            wx.LogError('File does not exists: %s' % path)
            return False
        # Try to read the file
        try:
            f = open(path)
            self.Clear()
            dom = minidom.parse(f)
            f.close()
            # Set encoding global variable and default encoding
            if dom.encoding:
                g.currentEncoding = dom.encoding
                wx.SetDefaultPyEncoding(g.currentEncoding.encode())
            else:
                g.currentEncoding = ''
            # Change dir
            self.dataFile = path = os.path.abspath(path)
            dir = os.path.dirname(path)
            if dir: os.chdir(dir)
            # Allow importing modules from the same directory
            sys.path = sys_path + [dir]
            tree.SetData(dom)
            self.SetTitle(progname + ': ' + os.path.basename(path))
            conf.localconf = self.CreateLocalConf(self.dataFile)
        except:
            # Nice exception printing
            inf = sys.exc_info()
            wx.LogError(traceback.format_exception(inf[0], inf[1], None)[-1])
            wx.LogError('Error reading file: %s' % path)
            if debug: raise
            return False
        return True

    def Indent(self, node, indent = 0):
        if node.nodeType == minidom.Node.COMMENT_NODE:
            text = self.domCopy.createTextNode('\n' + ' ' * indent)
            node.parentNode.insertBefore(text, node)
            return                      # no children
        # Copy child list because it will change soon
        children = node.childNodes[:]
        # Main node doesn't need to be indented
        if indent:
            text = self.domCopy.createTextNode('\n' + ' ' * indent)
            node.parentNode.insertBefore(text, node)
        if children:
            # Append newline after last child, except for text nodes
            if children[-1].nodeType == minidom.Node.ELEMENT_NODE:
                text = self.domCopy.createTextNode('\n' + ' ' * indent)
                node.appendChild(text)
            # Indent children which are elements
            for n in children:
                if n.nodeType == minidom.Node.ELEMENT_NODE or \
                       n.nodeType == minidom.Node.COMMENT_NODE:
                    self.Indent(n, indent + 2)

    def Save(self, path):
        try:
            import codecs
            # Apply changes
            if tree.selection and panel.IsModified():
                self.OnRefresh(wx.CommandEvent())
            if g.currentEncoding:
                f = codecs.open(path, 'wt', g.currentEncoding)
            else:
                f = codecs.open(path, 'wt')
            # Make temporary copy for formatting it
            # !!! We can't clone dom node, it works only once
            #self.domCopy = tree.dom.cloneNode(True)
            self.domCopy = MyDocument()
            mainNode = self.domCopy.appendChild(tree.mainNode.cloneNode(True))
            # Remove first child (test element)
            testElem = mainNode.firstChild
            mainNode.removeChild(testElem)
            testElem.unlink()
            self.Indent(mainNode)
            self.domCopy.writexml(f, encoding = g.currentEncoding)
            f.close()
            self.domCopy.unlink()
            self.domCopy = None
            self.SetModified(False)
            panel.SetModified(False)
            conf.localconf.Flush()
        except:
            inf = sys.exc_info()