#!/usr/bin/python
"""
__version__ = "$Revision: 1.1 $"
__date__ = "$Date: 2004/10/03 23:58:02 $"
"""
import os, sys
import wx
from wx.html import HtmlEasyPrinting
from PythonCard import configuration, dialog, model
def textToHtml(txt):
# the wxHTML classes don't require valid HTML
# so this is enough
html = txt.replace('\n\n', '<P>')
html = html.replace('\n', '<BR>')
return html
class MyBackground(model.Background):
def on_initialize(self, event):
# if you have any initialization
# including sizer setup, do it here
self.printer = HtmlEasyPrinting()
# self.loadConfig()
self.startTitle = self.title
self.newFile()
def loadConfig(self):
pass
def saveConfig(self):
pass
def saveChanges(self):
# save configuration info in the app directory
#filename = os.path.basename(self.documentPath)
if self.documentPath is None:
filename = "Untitled"
else:
filename = self.documentPath
msg = "The text in the %s file has changed.\n\nDo you want to save the changes?" % filename
result = dialog.messageDialog(self, msg, 'textEditor', wx.ICON_EXCLAMATION | wx.YES_NO | wx.CANCEL)
return result.returnedString
def doExit(self):
if self.documentChanged:
save = self.saveChanges()
if save == "Cancel":
return False
elif save == "No":
return True
else:
if self.documentPath is None:
return self.on_menuFileSaveAs_select(None)
else:
self.saveFile(self.documentPath)
return True
else:
return 1
def on_close(self, event):
if self.doExit():
# self.saveConfig()
self.fileHistory = None
self.printer = None
event.skip()
def on_menuFileSave_select(self, event):
if self.documentPath is None:
# this a "new" document and needs to go through Save As...
self.on_menuFileSaveAs_select(None)
else:
self.saveFile(self.documentPath)
def on_menuFileSaveAs_select(self, event):
wildcard = "Text files (*.txt)|*.TXT;*.txt|All files (*.*)|*.*"
if self.documentPath is None:
dir = ''
filename = '*.txt'
else:
dir = os.path.dirname(self.documentPath)
filename = os.path.basename(self.documentPath)
result = dialog.saveFileDialog(None, "Save As", dir, filename, wildcard)
if result.accepted:
path = result.paths[0]
self.saveFile(path)
return True
else:
return False
def newFile(self):
# change the code below for
# creating a new document
# the commented line is from the textEditor tool
# self.components.fldDocument.text = ''
self.documentPath = None
self.documentChanged = 0
self.title = 'Untitled - ' + self.startTitle
self.statusBar.text = 'Untitled'
def openFile(self, path):
# change the code below for
# opening an existing document
# the commented lines are from the textEditor tool
try:
# f = open(path)
# self.components.fldDocument.text = f.read().replace('\r\n','\n')
# f.close()
self.documentPath = path
self.documentChanged = 0
self.title = os.path.split(path)[-1] + ' - ' + self.startTitle
self.statusBar.text = path
except:
pass
def saveFile(self, path):
# change the code below for
# saving an existing document
# the commented lines are from the textEditor tool
try:
# f = open(path, 'w')
# f.write(self.components.fldDocument.text)
# f.close()
self.documentPath = path
self.documentChanged = False
self.title = os.path.split(path)[-1] + ' - ' + self.startTitle
self.statusBar.text = path
except:
pass
def on_menuFileNew_select(self, event):
if self.documentChanged:
save = self.saveChanges()
if save == "Cancel":
# don't do anything, just go back to editing
pass
elif save == "No":
# any changes will be lost
self.newFile()
else:
if self.documentPath is None:
if self.on_menuFileSaveAs_select(None):
self.newFile()
else:
self.saveFile(self.documentPath)
self.newFile()
else:
# don't need to save
self.newFile()
def on_menuFileOpen_select(self, event):
# should probably have an alert dialog here
# warning about saving the current file before opening another one
if self.documentChanged:
save = self.saveChanges()
if save == "Cancel":
# don't do anything, just go back to editing
return
elif save == "No":
# any changes will be lost
pass
else:
if self.documentPath is None:
# if the user cancels out of the Save As then go back to editing
if not self.on_menuFileSaveAs_select(None):
return
else:
self.saveFile(self.documentPath)
# split this method into several pieces to make it more flexible
wildcard = "Text files (*.txt)|*.txt;*.TXT|All files (*.*)|*.*"
result = dialog.openFileDialog(wildcard=wildcard)
if result.accepted:
path = result.paths[0]
# an error will probably occur here if the text is too large
# to fit in the wxTextCtrl (TextArea) or the file is actually
# binary. Not sure what happens with CR/LF versus CR versus LF
# line endings either
self.openFile(path)
def on_menuFilePrint_select(self, event):
# put your code here for print
# the commented code below is from the textEditor tool
# and is simply an example
#source = textToHtml(self.components.fldDocument.text)
#self.printer.PrintText(source)
pass
def on_menuFilePrintPreview_select(self, event):
# put your code here for print preview
# the commented code below is from the textEditor tool
# and is simply an example
#source = textToHtml(self.components.fldDocument.text)
#self.printer.PreviewText(source)
pass
def on_menuFilePageSetup_select(self, event):
self.printer.PageSetup()
# the following was copied and pasted from the searchexplorer sample
def on_menuEditUndo_select(self, event):
widget = self.findFocus()
if hasattr(widget, 'editable') and widget.canUndo():
widget.undo()
def on_menuEditRedo_select(self, event):
widget = self.findFocus()
if hasattr(widget, 'editable') and widget.canRedo():
widget.redo()
def on_menuEditCut_select(self, event):
widget = self.findFocus()
if hasattr(widget, 'editable') and widget.canCut():
widget.cut()
def on_menuEditCopy_select(self, event):
widget = self.findFocus()
if hasattr(widget, 'editable') and widget.canCopy():
widget.copy()
def on_menuEditPaste_select(self, event):
widget = self.findFocus()
if hasattr(widget, 'editable') and widget.canPaste():
widget.paste()
def on_menuEditClear_select(self, event):
widget = self.findFocus()
if hasattr(widget, 'editable'):
if widget.canCut():
# delete the current selection,
# if we can't do a Cut we shouldn't be able to delete either
# which is why i used the test above
sel = widget.replaceSelection('')
else:
ins = widget.getInsertionPoint()
try:
widget.replace(ins, ins + 1, '')
except:
pass
def on_menuEditSelectAll_select(self, event):
widget = self.findFocus()
if hasattr(widget, 'editable'):
widget.setSelection(0, widget.getLastPosition())
def on_doHelpAbout_command(self, event):
# put your About box here
pass
if __name__ == '__main__':
app = model.Application(MyBackground)
app.MainLoop()
