xrced.py

Wxpython Implemented on Windows CE, Source code

            # Reduce width
            self.SetDimensions(pos.x, pos.y,
                               max(size.width - sizePanel.width, self.minWidth), size.height)

    def OnShowTools(self, evt):
        conf.showTools = evt.IsChecked()
        g.tools.Show(conf.showTools)
        if conf.showTools:
            self.toolsSizer.Prepend(g.tools, 0, wx.EXPAND)
        else:
            self.toolsSizer.Remove(g.tools)
        self.toolsSizer.Layout()
        
    def OnTest(self, evt):
        if not tree.selection: return   # key pressed event
        tree.ShowTestWindow(tree.selection)

    def OnTestHide(self, evt):
        tree.CloseTestWindow()

    # Find object by relative position
    def FindObject(self, item, obj):
        # We simply perform depth-first traversal, sinse it's too much
        # hassle to deal with all sizer/window combinations
        w = tree.FindNodeObject(item)
        if w == obj or isinstance(w, wx.GBSizerItem) and w.GetWindow() == obj:
            return item
        if tree.ItemHasChildren(item):
            child = tree.GetFirstChild(item)[0]
            while child:
                found = self.FindObject(child, obj)
                if found: return found
                child = tree.GetNextSibling(child)
        return None

    def OnTestWinLeftDown(self, evt):
        pos = evt.GetPosition()
        self.SetHandler(g.testWin)
        g.testWin.Disconnect(wx.ID_ANY, wx.ID_ANY, wx.wxEVT_LEFT_DOWN)
        item = self.FindObject(g.testWin.item, evt.GetEventObject())
        if item:
            tree.EnsureVisible(item)
            tree.SelectItem(item)
        self.tb.ToggleTool(self.ID_TOOL_LOCATE, False)
        if item:
            self.SetStatusText('Selected %s' % tree.GetItemText(item))
        else:
            self.SetStatusText('Locate failed!')

    def SetHandler(self, w, h=None):
        if h:
            w.SetEventHandler(h)
            w.SetCursor(wx.CROSS_CURSOR)
        else:
            w.SetEventHandler(w)
            w.SetCursor(wx.NullCursor)
        for ch in w.GetChildren():
            self.SetHandler(ch, h)

    def OnLocate(self, evt):
        if g.testWin:
            if evt.GetId() == self.ID_LOCATE or \
               evt.GetId() == self.ID_TOOL_LOCATE and evt.IsChecked():
                self.SetHandler(g.testWin, g.testWin)
                g.testWin.Connect(wx.ID_ANY, wx.ID_ANY, wx.wxEVT_LEFT_DOWN, self.OnTestWinLeftDown)
                if evt.GetId() == self.ID_LOCATE:
                    self.tb.ToggleTool(self.ID_TOOL_LOCATE, True)
            elif evt.GetId() == self.ID_TOOL_LOCATE and not evt.IsChecked():
                self.SetHandler(g.testWin, None)
                g.testWin.Disconnect(wx.ID_ANY, wx.ID_ANY, wx.wxEVT_LEFT_DOWN)
            self.SetStatusText('Click somewhere in your test window now')

    def OnRefresh(self, evt):
        # If modified, apply first
        selection = tree.selection
        if selection:
            xxx = tree.GetPyData(selection)
            if xxx and panel.IsModified():
                tree.Apply(xxx, selection)
        if g.testWin:
            # (re)create
            tree.CreateTestWin(g.testWin.item)
        panel.modified = False
        tree.needUpdate = False

    def OnAutoRefresh(self, evt):
        conf.autoRefresh = evt.IsChecked()
        self.menuBar.Check(self.ID_AUTO_REFRESH, conf.autoRefresh)
        self.tb.ToggleTool(self.ID_AUTO_REFRESH, conf.autoRefresh)

    def OnAbout(self, evt):
        str = '''\
XRCed version %s

(c) Roman Rolinsky <[e-mail]>
Homepage: http://xrced.sourceforge.net\
''' % version
        dlg = wx.MessageDialog(self, str, 'About XRCed', wx.OK | wx.CENTRE)
        dlg.ShowModal()
        dlg.Destroy()

    def OnReadme(self, evt):
        text = open(os.path.join(basePath, 'README.txt'), 'r').read()
        dlg = ScrolledMessageDialog(self, text, "XRCed README")
        dlg.ShowModal()
        dlg.Destroy()

    # Simple emulation of python command line
    def OnDebugCMD(self, evt):
        while 1:
            try:
                exec raw_input('C:\> ')
            except EOFError:
                print '^D'
                break
            except:
                (etype, value, tb) =sys.exc_info()
                tblist =traceback.extract_tb(tb)[1:]
                msg =' '.join(traceback.format_exception_only(etype, value)
                        +traceback.format_list(tblist))
                print msg

    def OnCreate(self, evt):
        selected = tree.selection
        if tree.ctrl: appendChild = False
        else: appendChild = not tree.NeedInsert(selected)
        xxx = tree.GetPyData(selected)
        if not appendChild:
            # If insert before
            if tree.shift:
                # If has previous item, insert after it, else append to parent
                nextItem = selected
                parentLeaf = tree.GetItemParent(selected)
            else:
                # If has next item, insert, else append to parent
                nextItem = tree.GetNextSibling(selected)
                parentLeaf = tree.GetItemParent(selected)
        # Expanded container (must have children)
        elif tree.shift and tree.IsExpanded(selected) \
           and tree.GetChildrenCount(selected, False):
            nextItem = tree.GetFirstChild(selected)[0]
            parentLeaf = selected
        else:
            nextItem = wx.TreeItemId()
            parentLeaf = selected
        parent = tree.GetPyData(parentLeaf)
        if parent.hasChild: parent = parent.child

        # Create object_ref?
        if evt.GetId() == ID_NEW.REF:
            ref = wx.GetTextFromUser('Create reference to:', 'Create reference')
            if not ref: return
            xxx = MakeEmptyRefXXX(parent, ref)
        else:
            # Create empty element
            className = pullDownMenu.createMap[evt.GetId()]
            xxx = MakeEmptyXXX(parent, className)

        # 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]))
        # And for some other standard controls
        elif parent.__class__ == xxxStdDialogButtonSizer:
            xxx.setTreeName(pullDownMenu.stdButtonIDs[evt.GetId()][0])
            # We can even set label
            obj = xxx.treeObject()
            elem = g.tree.dom.createElement('label')
            elem.appendChild(g.tree.dom.createTextNode(pullDownMenu.stdButtonIDs[evt.GetId()][1]))
            obj.params['label'] = xxxParam(elem)
            xxx.treeObject().element.appendChild(elem)

        # Insert new node, register undo
        elem = xxx.element
        newItem = tree.InsertNode(parentLeaf, parent, elem, nextItem)
        undoMan.RegisterUndo(UndoPasteCreate(parentLeaf, parent, newItem, selected))
        tree.EnsureVisible(newItem)
        tree.SelectItem(newItem)
        if not tree.IsVisible(newItem):
            tree.ScrollTo(newItem)
            tree.Refresh()
        # Update view?
        if g.testWin and tree.IsHighlatable(newItem):
            if conf.autoRefresh:
                tree.needUpdate = True
                tree.pendingHighLight = newItem
            else:
                tree.pendingHighLight = None
        tree.SetFocus()
        self.SetModified()

    # Replace one object with another
    def OnReplace(self, evt):
        selected = tree.selection
        xxx = tree.GetPyData(selected).treeObject()
        elem = xxx.element
        parent = elem.parentNode
        undoMan.RegisterUndo(UndoReplace(selected))
        # New class
        className = pullDownMenu.createMap[evt.GetId() - 1000]
        # Create temporary empty node (with default values)
        dummy = MakeEmptyDOM(className)
        if className == 'spacer' and xxx.className != 'spacer':
            klass = xxxSpacer
        elif xxx.className == 'spacer' and className != 'spacer':
            klass = xxxSizerItem
        else:
            klass = xxxDict[className]
        # Remove non-compatible children
        if tree.ItemHasChildren(selected) and not klass.hasChildren:
            tree.DeleteChildren(selected)
        nodes = elem.childNodes[:]
        tags = []
        for node in nodes:
            if node.nodeType != minidom.Node.ELEMENT_NODE: continue
            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)
        # 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.child = xxx
            container.hasChildren = xxx.hasChildren
            container.isSizer = xxx.isSizer
            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()
            help = menu.GetHelpString(menuId)
            self.SetStatusText(help)
        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() == self.ID_TEST:
            evt.Enable(tree.selection is not None and tree.selection != tree.root)
        elif evt.GetId() in [self.ID_LOCATE, self.ID_TOOL_LOCATE]:
            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
        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