# Name: listener.py # Purpose: Listener for dispatching events from view to presenter # Author: Roman Rolinsky # Created: 07.06.2007 # RCS-ID: $Id: listener.py 49451 2007-10-26 10:25:39Z ROL $ import wx import os,sys,shutil,tempfile from globals import * from presenter import Presenter from component import Manager from model import Model import view import undo from generate import PythonOptions class _Listener: ''' Installs event handlers to view objects and delegates some events to Presenter. ''' def Install(self, frame, tree, panel, toolFrame, testWin): '''Set event handlers.''' self.frame = frame self.tree = tree self.panel = panel self.toolFrame = toolFrame self.testWin = testWin self.dataElem = wx.CustomDataObject('XRCED_elem') self.dataNode = wx.CustomDataObject('XRCED_node') # Some local members self.inUpdateUI = self.inIdle = False self.clipboardHasData = False # Component events wx.EVT_MENU_RANGE(frame, Manager.firstId, Manager.lastId, self.OnComponentCreate) wx.EVT_MENU_RANGE(frame, Manager.firstId + ID.SHIFT, Manager.lastId + ID.SHIFT, self.OnComponentReplace) wx.EVT_MENU(frame, ID.REF, self.OnReference) # Other events frame.Bind(wx.EVT_IDLE, self.OnIdle) frame.Bind(wx.EVT_CLOSE, self.OnCloseWindow) # frame.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown) # wx.EVT_KEY_UP(frame, tools.OnKeyUp) # wx.EVT_ICONIZE(frame, self.OnIconize) # Menubar events # File frame.Bind(wx.EVT_MENU, self.OnRecentFile, id=wx.ID_FILE1, id2=wx.ID_FILE9) wx.EVT_MENU(frame, wx.ID_NEW, self.OnNew) wx.EVT_MENU(frame, wx.ID_OPEN, self.OnOpen) wx.EVT_MENU(frame, wx.ID_SAVE, self.OnSaveOrSaveAs) wx.EVT_MENU(frame, wx.ID_SAVEAS, self.OnSaveOrSaveAs) wx.EVT_MENU(frame, frame.ID_GENERATE_PYTHON, self.OnGeneratePython) wx.EVT_MENU(frame, wx.ID_PREFERENCES, self.OnPrefs) wx.EVT_MENU(frame, wx.ID_EXIT, self.OnExit) if frame.miniFrame: wx.EVT_MENU(frame.miniFrame, wx.ID_EXIT, self.OnExit) # Edit wx.EVT_MENU(frame, wx.ID_UNDO, self.OnUndo) wx.EVT_MENU(frame, wx.ID_REDO, self.OnRedo) wx.EVT_MENU(frame, wx.ID_CUT, self.OnCut) wx.EVT_MENU(frame, wx.ID_COPY, self.OnCopy) wx.EVT_MENU(frame, wx.ID_PASTE, self.OnMenuPaste) wx.EVT_MENU(frame, ID.PASTE, self.OnCmdPaste) wx.EVT_MENU(frame, ID.PASTE_SIBLING, self.OnPasteSibling) wx.EVT_MENU(frame, wx.ID_DELETE, self.OnDelete) wx.EVT_MENU(frame, frame.ID_UNSELECT, self.OnUnselect) wx.EVT_MENU(frame, frame.ID_TOOL_PASTE, self.OnToolPaste) wx.EVT_MENU(frame, frame.ID_LOCATE, self.OnLocate) wx.EVT_MENU(frame, frame.ID_TOOL_LOCATE, self.OnLocate) # View wx.EVT_MENU(frame, frame.ID_EMBED_PANEL, self.OnEmbedPanel) wx.EVT_MENU(frame, frame.ID_SHOW_TOOLS, self.OnShowTools) wx.EVT_MENU(frame, frame.ID_TEST, self.OnTest) wx.EVT_MENU(frame, wx.ID_REFRESH, self.OnRefresh) wx.EVT_MENU(frame, frame.ID_AUTO_REFRESH, self.OnAutoRefresh) wx.EVT_MENU(frame, frame.ID_TEST_HIDE, self.OnTestHide) wx.EVT_MENU(frame, frame.ID_SHOW_XML, self.OnShowXML) # Move wx.EVT_MENU(frame, frame.ID_MOVEUP, self.OnMoveUp) wx.EVT_MENU(frame, frame.ID_MOVEDOWN, self.OnMoveDown) wx.EVT_MENU(frame, frame.ID_MOVELEFT, self.OnMoveLeft) wx.EVT_MENU(frame, frame.ID_MOVERIGHT, self.OnMoveRight) # Help wx.EVT_MENU(frame, wx.ID_ABOUT, self.OnHelpAbout) wx.EVT_MENU(frame, wx.ID_HELP_CONTENTS, self.OnHelpContents) wx.EVT_MENU(frame, frame.ID_README, self.OnHelpReadme) if get_debug(): wx.EVT_MENU(frame, frame.ID_DEBUG_CMD, self.OnDebugCMD) # Pulldown menu commands wx.EVT_MENU(frame, ID.SUBCLASS, self.OnSubclass) wx.EVT_MENU(frame, ID.COLLAPSE, self.OnCollapse) wx.EVT_MENU(frame, ID.COLLAPSE_ALL, self.OnCollapseAll) wx.EVT_MENU(frame, ID.EXPAND, self.OnExpand) # Update events wx.EVT_UPDATE_UI(frame, wx.ID_SAVE, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, wx.ID_CUT, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, wx.ID_COPY, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, wx.ID_PASTE, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, wx.ID_DELETE, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, frame.ID_LOCATE, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, frame.ID_TOOL_LOCATE, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, frame.ID_TOOL_PASTE, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, wx.ID_UNDO, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, wx.ID_REDO, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, frame.ID_TEST, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, frame.ID_MOVEUP, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, frame.ID_MOVEDOWN, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, frame.ID_MOVELEFT, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, frame.ID_MOVERIGHT, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, wx.ID_REFRESH, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, frame.ID_SHOW_XML, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, ID.COLLAPSE, self.OnUpdateUI) wx.EVT_UPDATE_UI(frame, ID.EXPAND, self.OnUpdateUI) wx.EVT_MENU_HIGHLIGHT_ALL(self.frame, self.OnMenuHighlight) # XMLTree events tree.Bind(wx.EVT_LEFT_DOWN, self.OnTreeLeftDown) tree.Bind(wx.EVT_RIGHT_DOWN, self.OnTreeRightDown) tree.Bind(wx.EVT_TREE_SEL_CHANGING, self.OnTreeSelChanging) tree.Bind(wx.EVT_TREE_SEL_CHANGED, self.OnTreeSelChanged) tree.Bind(wx.EVT_TREE_ITEM_COLLAPSED, self.OnTreeItemCollapsed) # AttributePanel events panel.nb.Bind(wx.EVT_NOTEBOOK_PAGE_CHANGING, self.OnPanelPageChanging) panel.nb.Bind(wx.EVT_NOTEBOOK_PAGE_CHANGED, self.OnPanelPageChanged) panel.pinButton.Bind(wx.EVT_BUTTON, self.OnPanelTogglePin) # Make important keys work when focus is in the panel frame self.accels = wx.AcceleratorTable([ (wx.ACCEL_NORMAL, wx.WXK_F5, frame.ID_TEST), (wx.ACCEL_NORMAL, wx.WXK_F6, frame.ID_TEST_HIDE), (wx.ACCEL_CTRL, ord('r'), wx.ID_REFRESH), ]) if frame.miniFrame: self.frame.miniFrame.SetAcceleratorTable(self.accels) # Propagate all menu commands to the frame self.frame.miniFrame.Bind(wx.EVT_MENU, lambda evt: frame.ProcessEvent(evt)) # Tool panel events toolPanel = g.toolPanel toolPanel.tp.Bind(wx.EVT_TOOLBOOK_PAGE_CHANGED, self.OnToolPanelPageChanged) wx.EVT_COMMAND_RANGE(toolPanel.tp, Manager.firstId, Manager.lastId, wx.wxEVT_COMMAND_BUTTON_CLICKED, self.OnComponentTool) if toolFrame: toolFrame.Bind(wx.EVT_CLOSE, self.OnCloseToolFrame) def InstallTestWinEvents(self): self.idleAfterSizeBound = False frame = self.testWin.GetFrame() frame.Bind(wx.EVT_CLOSE, self.OnCloseTestWin) frame.Bind(wx.EVT_SIZE, self.OnSizeTestWin) frame.SetAcceleratorTable(self.accels) frame.Bind(wx.EVT_MENU, lambda evt: self.frame.ProcessEvent(evt)) def Uninstall(self): '''Unbind some event before destroying.''' self.frame.Unbind(wx.EVT_IDLE) def OnComponentCreate(self, evt): '''Hadnler for creating new elements.''' comp = Manager.findById(evt.GetId()) g.undoMan.RegisterUndo(undo.UndoGlobal()) # !!! TODO if comp.groups[0] == 'component': node = Model.createComponentNode('Component') Presenter.create(comp, node) else: Presenter.create(comp) def OnComponentReplace(self, evt): '''Hadnler for creating new elements.''' comp = Manager.findById(evt.GetId() - ID.SHIFT) g.undoMan.RegisterUndo(undo.UndoGlobal()) # !!! TODO Presenter.replace(comp) def OnReference(self, evt): '''Create reference to an existing object.''' ref = wx.GetTextFromUser('Create reference to:', 'Create reference') if not ref: return Presenter.createRef(ref) def OnNew(self, evt): '''wx.ID_NEW hadndler.''' if not self.AskSave(): return if self.testWin.IsShown(): self.testWin.Destroy() Presenter.init() def OnOpen(self, evt): '''wx.ID_OPEN handler.''' if not self.AskSave(): return exts = 'XRC files (*.xrc)|*.xrc' if g.useMeta: exts += '|CRX files (*.crx)|*.crx' dlg = wx.FileDialog(self.frame, 'Open', os.path.dirname(Presenter.path), '', exts, wx.OPEN | wx.CHANGE_DIR) if dlg.ShowModal() == wx.ID_OK: if self.testWin.IsShown(): self.testWin.Destroy() # Clear old undo data g.undoMan.Clear() path = dlg.GetPath() wx.BeginBusyCursor() try: Presenter.open(path) self.frame.SetStatusText('Data loaded') self.SaveRecent(path) finally: wx.EndBusyCursor() dlg.Destroy() def OnRecentFile(self, evt): '''wx.ID_FILE handler.''' if not self.AskSave(): return # get the pathname based on the menu ID fileNum = evt.GetId() - wx.ID_FILE1 path = g.fileHistory.GetHistoryFile(fileNum) wx.BeginBusyCursor() try: if self.testWin.IsShown(): self.testWin.Destroy() Presenter.open(path) self.frame.SetStatusText('Data loaded') # add it back to the history so it will be moved up the list self.SaveRecent(path) finally: wx.EndBusyCursor() def OnSaveOrSaveAs(self, evt): '''wx.ID_SAVE and wx.ID_SAVEAS handler''' path = Presenter.path if evt.GetId() == wx.ID_SAVEAS or not path: dirname = os.path.abspath(os.path.dirname(path)) exts = 'XRC files (*.xrc)|*.xrc' if g.useMeta: exts += '|CRX files (*.crx)|*.crx' dlg = wx.FileDialog(self.frame, 'Save As', dirname, '', exts, wx.SAVE | wx.OVERWRITE_PROMPT | wx.CHANGE_DIR) if dlg.ShowModal() == wx.ID_OK: path = dlg.GetPath() if isinstance(path, unicode): path = path.encode(sys.getfilesystemencoding()) if not os.path.splitext(path)[1]: if g.useMeta: path += '.crx' else: path += '.xrc' dlg.Destroy() else: dlg.Destroy() return if g.conf.localconf: # if we already have a localconf then it needs to be # copied to a new config with the new name lc = g.conf.localconf nc = Presenter.createLocalConf(path) flag, key, idx = lc.GetFirstEntry() while flag: nc.Write(key, lc.Read(key)) flag, key, idx = lc.GetNextEntry(idx) g.conf.localconf = nc else: # otherwise create a new one g.conf.localconf = Presenter.createLocalConf(path) wx.BeginBusyCursor() try: Presenter.save(path) # save temporary file first if g.conf.localconf.ReadBool("autogenerate", False): pypath = g.conf.localconf.Read("filename") embed = g.conf.localconf.ReadBool("embedResource", False) genGettext = g.conf.localconf.ReadBool("genGettext", False) Presenter.generatePython(path, pypath, embed, genGettext) self.frame.SetStatusText('Data saved') self.SaveRecent(path) finally: wx.EndBusyCursor() def OnPrefs(self, evt): self.frame.ShowPrefs() def OnExit(self, evt): '''wx.ID_EXIT handler''' self.frame.Close() def OnGeneratePython(self, evt): if Presenter.modified or not g.conf.localconf: wx.MessageBox("Save the XRC file first!", "Error") return dlg = PythonOptions(view.frame, g.conf.localconf, Presenter.path) dlg.ShowModal() dlg.Destroy() def SaveRecent(self, path): '''Append path to recently used files.''' g.fileHistory.AddFileToHistory(path) def AskSave(self): '''Show confirmation dialog.''' if not Presenter.modified: return True flags = wx.ICON_EXCLAMATION | wx.YES_NO | wx.CANCEL | wx.CENTRE dlg = wx.MessageDialog(self.frame, 'File is modified. Save before exit?', 'Save before too late?', flags) say = dlg.ShowModal() dlg.Destroy() wx.Yield() if say == wx.ID_YES: self.OnSaveOrSaveAs(wx.CommandEvent(wx.ID_SAVE)) # If save was successful, modified flag is unset if not Presenter.modified: return True elif say == wx.ID_NO: Presenter.setModified(False) return True return False def OnCloseWindow(self, evt): '''wx.EVT_CLOSE handler''' if not self.AskSave(): return if self.testWin.object: self.testWin.Destroy() self.panel.undo = False # prevent undo g.undoMan.Clear() # Remember sizes and position conf = g.conf if g.useAUI: conf.perspective = view.frame.mgr.SavePerspective() if not self.frame.IsIconized(): conf.pos = self.frame.GetPosition() if wx.Platform == '__WXMAC__': conf.size = self.frame.GetClientSize() else: conf.size = self.frame.GetSize() if not g.useAUI: if conf.embedPanel: conf.sashPos = self.frame.splitter.GetSashPosition() else: if self.frame.miniFrame: conf.panelPos = self.frame.miniFrame.GetPosition() conf.panelSize = self.frame.miniFrame.GetSize() if conf.showToolPanel and self.toolFrame: conf.toolPanelPos = self.toolFrame.GetPosition() conf.toolPanelSize = self.toolFrame.GetSize() #self.tree.UnselectAll() g.undoMan.Clear() #self.panel.Destroy() # destroy panel before tree self.Uninstall() self.frame.Destroy() def OnUndo(self, evt): if g.undoMan.CanUndo(): g.undoMan.Undo() def OnRedo(self, evt): if g.undoMan.CanRedo(): g.undoMan.Redo() def OnCut(self, evt): '''wx.ID_CUT handler.''' g.undoMan.RegisterUndo(undo.UndoGlobal()) # !!! TODO Presenter.cut() def OnDelete(self, evt): '''wx.ID_DELETE handler.''' if len(self.tree.GetSelections()) == 1: item = self.tree.GetSelection() index = self.tree.ItemFullIndex(item) node = Presenter.delete(self.tree.GetSelection()) g.undoMan.RegisterUndo(undo.UndoCutDelete(index, node)) else: g.undoMan.RegisterUndo(undo.UndoGlobal()) Presenter.deleteMany(self.tree.GetSelections()) def OnCopy(self, evt): '''wx.ID_COPY handler.''' Presenter.copy() def OnMenuPaste(self, evt): '''wx.ID_PASTE handler (for XMLTreeMenu).''' g.undoMan.RegisterUndo(undo.UndoGlobal()) # !!! TODO Presenter.paste() def OnCmdPaste(self, evt): '''ID.PASTE handler (for Edit menu and shortcuts).''' state = wx.GetMouseState() forceSibling = state.AltDown() forceInsert = state.ShiftDown() g.Presenter.updateCreateState(forceSibling, forceInsert) g.undoMan.RegisterUndo(undo.UndoGlobal()) Presenter.paste() def OnToolPaste(self, evt): '''frame.ID_TOOL_PASTE handler.''' state = wx.GetMouseState() # Ctrl+click does not work with tools on Mac, Alt+click often # bound to window move on wxGTK if wx.Platform == '__WXMAC__': forceSibling = state.AltDown() else: forceSibling = state.ControlDown() forceInsert = state.ShiftDown() g.Presenter.updateCreateState(forceSibling, forceInsert) g.undoMan.RegisterUndo(undo.UndoGlobal()) Presenter.paste() def OnPasteSibling(self, evt): '''ID.PASTE_SIBLING handler.''' forceSibling = True state = wx.GetMouseState() forceInsert = state.ShiftDown() g.Presenter.updateCreateState(forceSibling, forceInsert) g.undoMan.RegisterUndo(undo.UndoGlobal()) # !!! TODO Presenter.paste() def OnUnselect(self, evt): self.tree.UnselectAll() if not Presenter.applied: Presenter.update() Presenter.setData(self.tree.root) def ItemsAreCompatible(self, parent, child): raise NotImplementedError def OnMoveUp(self, evt): self.inIdle = True g.undoMan.RegisterUndo(undo.UndoGlobal()) Presenter.moveUp() self.inIdle = False def OnMoveDown(self, evt): self.inIdle = True g.undoMan.RegisterUndo(undo.UndoGlobal()) Presenter.moveDown() self.inIdle = False def OnMoveLeft(self, evt): self.inIdle = True g.undoMan.RegisterUndo(undo.UndoGlobal()) Presenter.moveLeft() self.inIdle = False def OnMoveRight(self, evt): self.inIdle = True g.undoMan.RegisterUndo(undo.UndoGlobal()) Presenter.moveRight() self.inIdle = False def OnLocate(self, evt): frame = self.testWin.GetFrame() frame.Bind(wx.EVT_LEFT_DOWN, self.OnLeftDownTestWin) frame.Bind(wx.EVT_MOUSE_CAPTURE_LOST, self.OnCaptureLostTestWin) frame.CaptureMouse() wx.SetCursor(wx.CROSS_CURSOR) def OnRefresh(self, evt): if self.testWin.IsShown(): if not self.testWin.IsDirty(): Presenter.refreshTestWin() else: item = self.testWin.item self.testWin.Destroy() Presenter.createTestWin(item) Presenter.highlight(item) def OnAutoRefresh(self, evt): g.conf.autoRefresh = evt.IsChecked() self.frame.menuBar.Check(self.frame.ID_AUTO_REFRESH, g.conf.autoRefresh) if g.conf.embedPanel: self.frame.tb.ToggleTool(self.frame.ID_AUTO_REFRESH, g.conf.autoRefresh) else: self.frame.miniFrame.tb.ToggleTool(self.frame.ID_AUTO_REFRESH, g.conf.autoRefresh) def OnHelpAbout(self, evt): str = '''\ XRCed version %s (c) Roman Rolinsky Homepage: http://xrced.sourceforge.net\ ''' % version dlg = wx.MessageDialog(self.frame, str, 'About XRCed', wx.OK | wx.CENTRE) dlg.ShowModal() dlg.Destroy() def OnHelpContents(self, evt): self.frame.htmlCtrl.DisplayContents() def OnHelpReadme(self, evt): self.frame.ShowReadme() # Simple emulation of python command line def OnDebugCMD(self, evt): while 1: try: exec raw_input('C:\> ') except EOFError: print '^D' break except: import traceback (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 OnEmbedPanel(self, evt): self.frame.EmbedUnembed(evt.IsChecked()) def OnShowTools(self, evt): conf = g.conf self.toolFrame.Show() conf.showToolPanel = True def OnTest(self, evt): if not Presenter.item: return object = Presenter.createTestWin(Presenter.item) # Test window events def OnCloseTestWin(self, evt): TRACE('OnCloseTestWin') Presenter.closeTestWin() def OnSizeTestWin(self, evt): TRACE('OnSizeTestWin') if view.testWin.hl and not self.idleAfterSizeBound: self.idleAfterSizeBound = True frame = self.testWin.GetFrame() frame.Bind(wx.EVT_IDLE, self.OnIdleAfterSize) evt.Skip() def OnIdleAfterSize(self, evt): frame = self.testWin.GetFrame() frame.Unbind(wx.EVT_IDLE) self.idleAfterSizeBound = False TRACE('OnIdleAfterSize') Presenter.highlight(Presenter.item) def OnTestHide(self, evt): Presenter.closeTestWin() def OnCaptureLostTestWin(self, evt): frame = self.testWin.GetFrame() wx.SetCursor(wx.NullCursor) frame.ReleaseMouse() frame.Unbind(wx.EVT_LEFT_DOWN) self.frame.tb.ToggleTool(view.frame.ID_TOOL_LOCATE, False) self.frame.miniFrame.tb.ToggleTool(view.frame.ID_TOOL_LOCATE, False) def OnLeftDownTestWin(self, evt): frame = self.testWin.GetFrame() wx.SetCursor(wx.NullCursor) frame.ReleaseMouse() frame.Unbind(wx.EVT_LEFT_DOWN) self.frame.tb.ToggleTool(view.frame.ID_TOOL_LOCATE, False) self.frame.miniFrame.tb.ToggleTool(view.frame.ID_TOOL_LOCATE, False) scrPos = view.testWin.object.ClientToScreen(evt.GetPosition()) obj = wx.FindWindowAtPoint(scrPos) if not obj: return item = self.testWin.FindObjectItem(self.testWin.item, obj) if not item: return # If window has a sizer use it as parent if obj.GetSizer(): obj = obj.GetSizer() item = self.testWin.FindObjectItem(self.testWin.item, obj) Presenter.unselect() self.tree.EnsureVisible(item) self.tree.SelectItem(item) def OnShowXML(self, evt): Presenter.showXML() def OnMenuHighlight(self, evt): menuId = evt.GetMenuId() if menuId != -1: menu = evt.GetEventObject() try: help = menu.GetHelpString(menuId) if menuId == wx.ID_UNDO: help += ' ' + g.undoMan.GetUndoLabel() elif menuId == wx.ID_REDO: help += ' ' + g.undoMan.GetRedoLabel() self.frame.SetStatusText(help) except: self.frame.SetStatusText('') else: self.frame.SetStatusText('') def OnUpdateUI(self, evt): if self.inUpdateUI: return # Recursive call protection self.inUpdateUI = True container = Presenter.container comp = Presenter.comp treeNode = self.tree.GetPyData(Presenter.item) # Wokraround for wxMSW: view.tree.GetPrevSibling crashes if evt.GetId() in [self.frame.ID_MOVEUP, self.frame.ID_MOVERIGHT, self.frame.ID_MOVEDOWN, self.frame.ID_MOVELEFT] and \ Presenter.item is view.tree.root: pass elif evt.GetId() in [wx.ID_CUT, wx.ID_COPY, wx.ID_DELETE]: evt.Enable(bool(self.tree.GetSelection())) elif evt.GetId() in [self.frame.ID_MOVEUP, self.frame.ID_MOVERIGHT]: evt.Enable(view.tree.GetPrevSibling(Presenter.item).IsOk()) elif evt.GetId() == self.frame.ID_MOVEDOWN: evt.Enable(view.tree.GetNextSibling(Presenter.item).IsOk()) elif evt.GetId() == self.frame.ID_MOVELEFT: evt.Enable(container is not Manager.rootComponent and \ view.tree.GetItemParent(Presenter.item).IsOk()) elif evt.GetId() == wx.ID_SAVE: evt.Enable(Presenter.modified) # elif evt.GetId() in [self.frame.ID_SHOW_XML]: # evt.Enable(len(self.tree.GetSelections()) == 1) elif evt.GetId() in [wx.ID_PASTE, self.frame.ID_TOOL_PASTE]: evt.Enable(self.clipboardHasData) elif evt.GetId() in [self.frame.ID_TEST, self.frame.ID_MOVEUP, self.frame.ID_MOVEDOWN, self.frame.ID_MOVELEFT, self.frame.ID_MOVERIGHT]: evt.Enable(bool(self.tree.GetSelection())) elif evt.GetId() in [self.frame.ID_LOCATE, self.frame.ID_TOOL_LOCATE, wx.ID_REFRESH]: evt.Enable(self.testWin.IsShown()) elif evt.GetId() == wx.ID_UNDO: evt.Enable(g.undoMan.CanUndo()) elif evt.GetId() == wx.ID_REDO: evt.Enable(g.undoMan.CanRedo()) elif evt.GetId() in [ID.COLLAPSE, ID.EXPAND]: evt.Enable(not self.tree.GetSelection() or len(self.tree.GetSelections()) == 1 and \ self.tree.ItemHasChildren(self.tree.GetSelection())) self.inUpdateUI = False def OnIdle(self, evt): if self.inIdle: return # Recursive call protection self.inIdle = True if not Presenter.applied: item = self.tree.GetSelection() if item: Presenter.update(item) # Check clipboard # self.clipboardHasData = True if not wx.TheClipboard.IsOpened(): self.clipboardHasData = False if wx.TheClipboard.IsSupported(self.dataElem.GetFormat()): self.clipboardHasData = True elif wx.TheClipboard.IsSupported(self.dataNode.GetFormat()): self.clipboardHasData = True self.inIdle = False def OnIconize(self, evt): conf = g.conf if evt.Iconized(): conf.pos = self.frame.GetPosition() conf.size = self.frame.GetSize() if conf.embedPanel: conf.sashPos = self.frame.splitter.GetSashPosition() elif self.miniFrame: conf.panelPos = self.miniFrame.GetPosition() conf.panelSize = self.miniFrame.GetSize() self.miniFrame.Show(False) else: if not conf.embedPanel and self.miniFrame: self.miniFrame.Show(True) evt.Skip() def OnSubclass(self, evt): node = self.tree.GetPyData(Presenter.item) subclass = node.getAttribute('subclass') dlg = wx.TextEntryDialog(self.frame, 'Subclass:', defaultValue=subclass) if dlg.ShowModal() == wx.ID_OK: subclass = dlg.GetValue() Presenter.subclass(Presenter.item, subclass) dlg.Destroy() # Expand/collapse subtree def OnExpand(self, evt): if self.tree.GetSelection(): map(self.tree.ExpandAllChildren, self.tree.GetSelections()) else: self.tree.ExpandAll() def OnCollapse(self, evt): # Prevent multiple calls to setData self.tree.Unbind(wx.EVT_TREE_ITEM_COLLAPSED) if self.tree.GetSelection(): map(self.tree.CollapseAllChildren, self.tree.GetSelections()) else: self.tree.CollapseAll() self.tree.Bind(wx.EVT_TREE_ITEM_COLLAPSED, self.OnTreeItemCollapsed) if not self.tree.GetSelection(): if not Presenter.applied: Presenter.update() Presenter.setData(self.tree.root) def OnCollapseAll(self, evt): # Prevent multiple calls to setData self.tree.Unbind(wx.EVT_TREE_ITEM_COLLAPSED) self.tree.UnselectAll() self.tree.CollapseAll() self.tree.Bind(wx.EVT_TREE_ITEM_COLLAPSED, self.OnTreeItemCollapsed) if not Presenter.applied: Presenter.update() Presenter.setData(self.tree.root) # # XMLTree event handlers # def OnTreeLeftDown(self, evt): pt = evt.GetPosition(); item, flags = self.tree.HitTest(pt) if flags & wx.TREE_HITTEST_NOWHERE or not item: # Unselecting seems to be broken on wxGTK!!! Presenter.unselect() evt.Skip() def OnTreeRightDown(self, evt): if wx.Platform == '__WXMAC__': forceSibling = evt.AltDown() else: forceSibling = evt.ControlDown() forceInsert = evt.ShiftDown() Presenter.popupMenu(forceSibling, forceInsert, evt.GetPosition()) def OnTreeSelChanging(self, evt): #TRACE('OnTreeSelChanging: %s=>%s', evt.GetOldItem(), evt.GetItem()) #TRACE('Selection: %s', self.tree.GetSelections()) if not self.tree.GetSelections(): return # Permit multiple selection for same level only state = wx.GetMouseState() oldItem = evt.GetOldItem() if oldItem and (state.ShiftDown() or state.ControlDown()) and \ self.tree.GetItemParent(oldItem) != self.tree.GetItemParent(evt.GetItem()): evt.Veto() self.frame.SetStatusText('Veto selection (not same level)') return # If panel has a pending undo, register it if Presenter.panelIsDirty(): g.undoMan.RegisterUndo(self.panel.undo) self.panel.undo = None evt.Skip() def OnTreeSelChanged(self, evt): TRACE('OnTreeSelChanged: %s=>%s', evt.GetOldItem(), evt.GetItem()) TRACE('Selection: %s', self.tree.GetSelections()) # On wxMSW (at least) two selection events are generated if not self.tree.GetSelections(): return if evt.GetOldItem(): if not Presenter.applied: Presenter.update(evt.GetOldItem()) # Refresh test window after finishing if g.conf.autoRefresh and self.testWin.IsDirty(): wx.CallAfter(Presenter.refreshTestWin) # Tell presenter to update current data and view item = evt.GetItem() if not item: item = self.tree.root wx.CallAfter(Presenter.setData, item) # Set initial sibling/insert modes Presenter.createSibling = not Presenter.comp.isContainer() Presenter.insertBefore = False evt.Skip() def OnTreeItemCollapsed(self, evt): # If no selection, reset panel if not self.tree.GetSelection(): if not Presenter.applied: Presenter.update() Presenter.setData(self.tree.root) evt.Skip() def OnPanelPageChanging(self, evt): TRACE('OnPanelPageChanging: %d=>%d', evt.GetOldSelection(), evt.GetSelection()) # Register undo if something was changed i = evt.GetOldSelection() if i >= 0 and Presenter.panelIsDirty(): g.undoMan.RegisterUndo(self.panel.undo) evt.Skip() def OnPanelPageChanged(self, evt): TRACE('OnPanelPageChanged: %d=>%d', evt.GetOldSelection(), evt.GetSelection()) # Register new undo if Presenter.panelIsDirty(): Presenter.createUndoEdit(page=evt.GetSelection()) # Refresh test window after finishing if g.conf.autoRefresh and self.testWin.IsDirty(): wx.CallAfter(Presenter.refreshTestWin) evt.Skip() def OnPanelTogglePin(self, evt): g.conf.panelPinState = evt.GetIsDown() evt.Skip() # Tool panel def OnToolPanelPageChanged(self, evt): TRACE('OnToolPanelPageChanged: %d > %d', evt.GetOldSelection(), evt.GetSelection()) # Update tool frame (if exists) panel = g.toolPanel.panels[evt.GetSelection()] if self.toolFrame: self.toolFrame.SetTitle(panel.name) evt.Skip() def OnComponentTool(self, evt): '''Hadnler for creating new elements.''' comp = Manager.findById(evt.GetId()) # Check compatibility if Presenter.checkCompatibility(comp): g.undoMan.RegisterUndo(undo.UndoGlobal()) # !!! TODO if comp.groups[0] == 'component': node = Model.createComponentNode('Component') Presenter.create(comp, node) else: Presenter.create(comp) evt.Skip() def OnCloseToolFrame(self, evt): '''wx.EVT_CLOSE handler''' conf = g.conf if not self.toolFrame.IsIconized(): if conf.showToolPanel: conf.toolPanelPos = self.toolFrame.GetPosition() conf.toolPanelSize = self.toolFrame.GetSize() self.toolFrame.Show(False) conf.showToolPanel = False # Singleton class Listener = g.Listener = _Listener()