+# Name: undo.py
+# Purpose: XRC editor, undo/redo module
+# Author: Roman Rolinsky <rolinsky@mema.ucl.ac.be>
+# Created: 01.12.2002
+# RCS-ID: $Id$
-"""Renamer stub: provides a way to drop the wx prefix from wxPython objects."""
+from globals import *
+from xxx import MakeXXXFromDOM
+#from panel import *
-__cvsid__ = "$Id$"
-__revision__ = "$Revision$"[11:-2]
+# Undo/redo classes
+class UndoManager:
+ # Undo/redo stacks
+ undo = []
+ redo = []
+ def RegisterUndo(self, undoObj):
+ self.undo.append(undoObj)
+ for i in self.redo: i.destroy()
+ self.redo = []
+ def Undo(self):
+ undoObj = self.undo.pop()
+ undoObj.undo()
+ self.redo.append(undoObj)
+ g.frame.SetModified()
+ g.frame.SetStatusText('Undone')
+ def Redo(self):
+ undoObj = self.redo.pop()
+ undoObj.redo()
+ self.undo.append(undoObj)
+ g.frame.SetModified()
+ g.frame.SetStatusText('Redone')
+ def Clear(self):
+ for i in self.undo: i.destroy()
+ self.undo = []
+ for i in self.redo: i.destroy()
+ self.redo = []
+ def CanUndo(self):
+ return not not self.undo
+ def CanRedo(self):
+ return not not self.redo
-from wx import _rename
-from wxPython.tools.XRCed import undo
-_rename(globals(), undo.__dict__, modulename='tools.XRCed.undo')
-del undo
-del _rename
+class UndoCutDelete:
+ def __init__(self, itemIndex, parent, elem):
+ self.itemIndex = itemIndex
+ self.parent = parent
+ self.elem = elem
+ def destroy(self):
+ if self.elem: self.elem.unlink()
+ def undo(self):
+ item = g.tree.InsertNode(g.tree.ItemAtFullIndex(self.itemIndex[:-1]),
+ self.parent, self.elem,
+ g.tree.ItemAtFullIndex(self.itemIndex))
+ # Scroll to show new item (!!! redundant?)
+ g.tree.EnsureVisible(item)
+ g.tree.SelectItem(item)
+ self.elem = None
+ # Update testWin if needed
+ if g.testWin and g.tree.IsHighlatable(item):
+ if g.conf.autoRefresh:
+ g.tree.needUpdate = True
+ g.tree.pendingHighLight = item
+ else:
+ g.tree.pendingHighLight = None
+ def redo(self):
+ item = g.tree.ItemAtFullIndex(self.itemIndex)
+ # Delete testWin?
+ if g.testWin:
+ # If deleting top-level item, delete testWin
+ if item == g.testWin.item:
+ g.testWin.Destroy()
+ g.testWin = None
+ else:
+ # Remove highlight, update testWin
+ if g.testWin.highLight:
+ g.testWin.highLight.Remove()
+ g.tree.needUpdate = True
+ self.elem = g.tree.RemoveLeaf(item)
+ g.tree.UnselectAll()
+ g.panel.Clear()
+
+class UndoPasteCreate:
+ def __init__(self, itemParent, parent, item, selected):
+ self.itemParentIndex = g.tree.ItemFullIndex(itemParent)
+ self.parent = parent
+ self.itemIndex = g.tree.ItemFullIndex(item) # pasted item
+ self.selectedIndex = g.tree.ItemFullIndex(selected) # maybe different from item
+ self.elem = None
+ def destroy(self):
+ if self.elem: self.elem.unlink()
+ def undo(self):
+ self.elem = g.tree.RemoveLeaf(g.tree.ItemAtFullIndex(self.itemIndex))
+ # Restore old selection
+ selected = g.tree.ItemAtFullIndex(self.selectedIndex)
+ g.tree.EnsureVisible(selected)
+ g.tree.SelectItem(selected)
+ # Delete testWin?
+ if g.testWin:
+ # If deleting top-level item, delete testWin
+ if selected == g.testWin.item:
+ g.testWin.Destroy()
+ g.testWin = None
+ else:
+ # Remove highlight, update testWin
+ if g.testWin.highLight:
+ g.testWin.highLight.Remove()
+ g.tree.needUpdate = True
+ def redo(self):
+ item = g.tree.InsertNode(g.tree.ItemAtFullIndex(self.itemParentIndex),
+ self.parent, self.elem,
+ g.tree.ItemAtFullIndex(self.itemIndex))
+ # Scroll to show new item
+ g.tree.EnsureVisible(item)
+ g.tree.SelectItem(item)
+ self.elem = None
+ # Update testWin if needed
+ if g.testWin and g.tree.IsHighlatable(item):
+ if g.conf.autoRefresh:
+ g.tree.needUpdate = True
+ g.tree.pendingHighLight = item
+ else:
+ g.tree.pendingHighLight = None
+
+class UndoReplace:
+ def __init__(self, item):
+ self.itemIndex = g.tree.ItemFullIndex(item)
+ self.xxx = g.tree.GetPyData(item)
+ def destroy(self):
+ if self.xxx: self.xxx.element.unlink()
+ def undo(self):
+ print 'Sorry, UndoReplace is not yet implemented.'
+ return
+ item = g.tree.ItemAtFullIndex(self.itemIndex)
+ xxx = g.tree.GetPyData(item)
+ # Replace with old element
+ parent = xxx.parent.element
+ if xxx is self.xxx: # sizeritem or notebookpage - replace child
+ parent.replaceChild(self.xxx.child.element, xxx.child.element)
+ else:
+ parent.replaceChild(self.xxx.element, xxx.element)
+ self.xxx.parent = xxx.parent
+ xxx = self.xxx
+ g.tree.SetPyData(item, xxx)
+ g.tree.SetItemText(item, xxx.treeName())
+ g.tree.SetItemImage(item, xxx.treeImage())
+
+ # Update panel
+ g.panel.SetData(xxx)
+ # Update tools
+ g.tools.UpdateUI()
+ g.tree.EnsureVisible(item)
+ g.tree.SelectItem(item)
+ # Delete testWin?
+ if g.testWin:
+ # If deleting top-level item, delete testWin
+ if selected == g.testWin.item:
+ g.testWin.Destroy()
+ g.testWin = None
+ else:
+ # Remove highlight, update testWin
+ if g.testWin.highLight:
+ g.testWin.highLight.Remove()
+ g.tree.needUpdate = True
+ def redo(self):
+ return
+
+class UndoEdit:
+ def __init__(self):
+ self.pages = map(ParamPage.GetState, g.panel.pages)
+ self.selectedIndex = g.tree.ItemFullIndex(g.tree.GetSelection())
+ def destroy(self):
+ pass
+ # Update test view
+ def update(self, selected):
+ g.tree.Apply(g.tree.GetPyData(selected), selected)
+ # Update view
+ if g.testWin:
+ if g.testWin.highLight:
+ g.testWin.highLight.Remove()
+ g.tree.pendingHighLight = selected
+ if g.testWin:
+ g.tree.needUpdate = True
+ def undo(self):
+ # Restore selection
+ selected = g.tree.ItemAtFullIndex(self.selectedIndex)
+ if selected != g.tree.GetSelection():
+ g.tree.SelectItem(selected)
+ # Save current state for redo
+ map(ParamPage.SaveState, g.panel.pages)
+ pages = map(ParamPage.GetState, g.panel.pages)
+ map(ParamPage.SetState, g.panel.pages, self.pages)
+ self.pages = pages
+ self.update(selected)
+ def redo(self):
+ self.undo()
+ self.update(g.tree.GetSelection())
projects / wxWidgets.git / blobdiff