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wxWidgets/wxPython/samples/ide/activegrid/tool/FindService.py
Robin Dunn b792147db7 More updates from Morgan Hua 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@33956 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2005-05-05 00:10:29 +00:00

514 lines
21 KiB
Python
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#----------------------------------------------------------------------------
# Name: FindService.py
# Purpose: Find Service for pydocview
#
# Author: Peter Yared, Morgan Hua
#
# Created: 8/15/03
# CVS-ID: $Id$
# Copyright: (c) 2003-2005 ActiveGrid, Inc.
# License: wxWindows License
#----------------------------------------------------------------------------
import wx
import wx.lib.docview
import wx.lib.pydocview
import re
_ = wx.GetTranslation
#----------------------------------------------------------------------------
# Constants
#----------------------------------------------------------------------------
FIND_MATCHPATTERN = "FindMatchPattern"
FIND_MATCHREPLACE = "FindMatchReplace"
FIND_MATCHCASE = "FindMatchCase"
FIND_MATCHWHOLEWORD = "FindMatchWholeWordOnly"
FIND_MATCHREGEXPR = "FindMatchRegularExpr"
FIND_MATCHWRAP = "FindMatchWrap"
FIND_MATCHUPDOWN = "FindMatchUpDown"
FIND_SYNTAXERROR = -2
SPACE = 10
HALF_SPACE = 5
#----------------------------------------------------------------------------
# Classes
#----------------------------------------------------------------------------
class FindService(wx.lib.pydocview.DocService):
#----------------------------------------------------------------------------
# Constants
#----------------------------------------------------------------------------
FIND_ID = wx.NewId() # for bringing up Find dialog box
FINDONE_ID = wx.NewId() # for doing Find
FIND_PREVIOUS_ID = wx.NewId() # for doing Find Next
FIND_NEXT_ID = wx.NewId() # for doing Find Prev
REPLACE_ID = wx.NewId() # for bringing up Replace dialog box
REPLACEONE_ID = wx.NewId() # for doing a Replace
REPLACEALL_ID = wx.NewId() # for doing Replace All
GOTO_LINE_ID = wx.NewId() # for bringing up Goto dialog box
# Extending bitmasks: wx.FR_WHOLEWORD, wx.FR_MATCHCASE, and wx.FR_DOWN
FR_REGEXP = max([wx.FR_WHOLEWORD, wx.FR_MATCHCASE, wx.FR_DOWN]) << 1
FR_WRAP = FR_REGEXP << 1
def __init__(self):
self._replaceDialog = None
self._findDialog = None
self._findReplaceData = wx.FindReplaceData()
self._findReplaceData.SetFlags(wx.FR_DOWN)
def InstallControls(self, frame, menuBar = None, toolBar = None, statusBar = None, document = None):
""" Install Find Service Menu Items """
editMenu = menuBar.GetMenu(menuBar.FindMenu(_("&Edit")))
editMenu.AppendSeparator()
editMenu.Append(FindService.FIND_ID, _("&Find...\tCtrl+F"), _("Finds the specified text"))
wx.EVT_MENU(frame, FindService.FIND_ID, frame.ProcessEvent)
wx.EVT_UPDATE_UI(frame, FindService.FIND_ID, frame.ProcessUpdateUIEvent)
editMenu.Append(FindService.FIND_PREVIOUS_ID, _("Find &Previous\tShift+F3"), _("Finds the specified text"))
wx.EVT_MENU(frame, FindService.FIND_PREVIOUS_ID, frame.ProcessEvent)
wx.EVT_UPDATE_UI(frame, FindService.FIND_PREVIOUS_ID, frame.ProcessUpdateUIEvent)
editMenu.Append(FindService.FIND_NEXT_ID, _("Find &Next\tF3"), _("Finds the specified text"))
wx.EVT_MENU(frame, FindService.FIND_NEXT_ID, frame.ProcessEvent)
wx.EVT_UPDATE_UI(frame, FindService.FIND_NEXT_ID, frame.ProcessUpdateUIEvent)
editMenu.Append(FindService.REPLACE_ID, _("R&eplace...\tCtrl+H"), _("Replaces specific text with different text"))
wx.EVT_MENU(frame, FindService.REPLACE_ID, frame.ProcessEvent)
wx.EVT_UPDATE_UI(frame, FindService.REPLACE_ID, frame.ProcessUpdateUIEvent)
editMenu.Append(FindService.GOTO_LINE_ID, _("&Go to Line...\tCtrl+G"), _("Goes to a certain line in the file"))
wx.EVT_MENU(frame, FindService.GOTO_LINE_ID, frame.ProcessEvent)
wx.EVT_UPDATE_UI(frame, FindService.GOTO_LINE_ID, frame.ProcessUpdateUIEvent)
# wxBug: wxToolBar::GetToolPos doesn't exist, need it to find cut tool and then insert find in front of it.
toolBar.InsertTool(6, FindService.FIND_ID, getFindBitmap(), shortHelpString = _("Find"), longHelpString = _("Finds the specified text"))
toolBar.InsertSeparator(6)
toolBar.Realize()
frame.Bind(wx.EVT_FIND, frame.ProcessEvent)
frame.Bind(wx.EVT_FIND_NEXT, frame.ProcessEvent)
frame.Bind(wx.EVT_FIND_REPLACE, frame.ProcessEvent)
frame.Bind(wx.EVT_FIND_REPLACE_ALL, frame.ProcessEvent)
def ProcessUpdateUIEvent(self, event):
id = event.GetId()
if (id == FindService.FIND_ID
or id == FindService.FIND_PREVIOUS_ID
or id == FindService.FIND_NEXT_ID
or id == FindService.REPLACE_ID
or id == FindService.GOTO_LINE_ID):
event.Enable(False)
return True
else:
return False
def ShowFindReplaceDialog(self, findString="", replace = False):
""" Display find/replace dialog box.
Parameters: findString is the default value shown in the find/replace dialog input field.
If replace is True, the replace dialog box is shown, otherwise only the find dialog box is shown.
"""
if replace:
if self._findDialog != None:
# No reason to have both find and replace dialogs up at the same time
self._findDialog.DoClose()
self._findDialog = None
self._replaceDialog = FindReplaceDialog(self.GetDocumentManager().FindSuitableParent(), -1, _("Replace"), size=(320,200), findString=findString)
self._replaceDialog.Show(True)
else:
if self._replaceDialog != None:
# No reason to have both find and replace dialogs up at the same time
self._replaceDialog.DoClose()
self._replaceDialog = None
self._findDialog = FindDialog(self.GetDocumentManager().FindSuitableParent(), -1, _("Find"), size=(320,200), findString=findString)
self._findDialog.Show(True)
def OnFindClose(self, event):
""" Cleanup handles when find/replace dialog is closed """
if self._findDialog != None:
self._findDialog = None
elif self._replaceDialog != None:
self._replaceDialog = None
def GetCurrentDialog(self):
""" return handle to either the find or replace dialog """
if self._findDialog != None:
return self._findDialog
return self._replaceDialog
def GetLineNumber(self, parent):
""" Display Goto Line Number dialog box """
line = -1
dialog = wx.TextEntryDialog(parent, _("Enter line number to go to:"), _("Go to Line"))
if dialog.ShowModal() == wx.ID_OK:
try:
line = int(dialog.GetValue())
if line > 65535:
line = 65535
except:
pass
dialog.Destroy()
# This one is ugly: wx.GetNumberFromUser("", _("Enter line number to go to:"), _("Go to Line"), 1, min = 1, max = 65535, parent = parent)
return line
def DoFind(self, findString, replaceString, text, startLoc, endLoc, down, matchCase, wholeWord, regExpr = False, replace = False, replaceAll = False, wrap = False):
""" Do the actual work of the find/replace.
Returns the tuple (count, start, end, newText).
count = number of string replacements
start = start position of found string
end = end position of found string
newText = new replaced text
"""
flags = 0
if regExpr:
pattern = findString
else:
pattern = re.escape(findString) # Treat the strings as a literal string
if not matchCase:
flags = re.IGNORECASE
if wholeWord:
pattern = r"\b%s\b" % pattern
try:
reg = re.compile(pattern, flags)
except:
# syntax error of some sort
import sys
msgTitle = wx.GetApp().GetAppName()
if not msgTitle:
msgTitle = _("Regular Expression Search")
wx.MessageBox(_("Invalid regular expression \"%s\". %s") % (pattern, sys.exc_value),
msgTitle,
wx.OK | wx.ICON_EXCLAMATION,
self.GetView())
return FIND_SYNTAXERROR, None, None, None
if replaceAll:
newText, count = reg.subn(replaceString, text)
if count == 0:
return -1, None, None, None
else:
return count, None, None, newText
start = -1
if down:
match = reg.search(text, endLoc)
if match == None:
if wrap: # try again, but this time from top of file
match = reg.search(text, 0)
if match == None:
return -1, None, None, None
else:
return -1, None, None, None
start = match.start()
end = match.end()
else:
match = reg.search(text)
if match == None:
return -1, None, None, None
found = None
i, j = match.span()
while i < startLoc and j <= startLoc:
found = match
if i == j:
j = j + 1
match = reg.search(text, j)
if match == None:
break
i, j = match.span()
if found == None:
if wrap: # try again, but this time from bottom of file
match = reg.search(text, startLoc)
if match == None:
return -1, None, None, None
found = None
i, j = match.span()
end = len(text)
while i < end and j <= end:
found = match
if i == j:
j = j + 1
match = reg.search(text, j)
if match == None:
break
i, j = match.span()
if found == None:
return -1, None, None, None
else:
return -1, None, None, None
start = found.start()
end = found.end()
if replace and start != -1:
newText, count = reg.subn(replaceString, text, 1)
return count, start, end, newText
return 0, start, end, None
def SaveFindConfig(self, findString, wholeWord, matchCase, regExpr = None, wrap = None, upDown = None, replaceString = None):
""" Save find/replace patterns and search flags to registry.
findString = search pattern
wholeWord = match whole word only
matchCase = match case
regExpr = use regular expressions in search pattern
wrap = return to top/bottom of file on search
upDown = search up or down from current cursor position
replaceString = replace string
"""
config = wx.ConfigBase_Get()
config.Write(FIND_MATCHPATTERN, findString)
config.WriteInt(FIND_MATCHCASE, matchCase)
config.WriteInt(FIND_MATCHWHOLEWORD, wholeWord)
if replaceString != None:
config.Write(FIND_MATCHREPLACE, replaceString)
if regExpr != None:
config.WriteInt(FIND_MATCHREGEXPR, regExpr)
if wrap != None:
config.WriteInt(FIND_MATCHWRAP, wrap)
if upDown != None:
config.WriteInt(FIND_MATCHUPDOWN, upDown)
def GetFindString(self):
""" Load the search pattern from registry """
return wx.ConfigBase_Get().Read(FIND_MATCHPATTERN, "")
def GetReplaceString(self):
""" Load the replace pattern from registry """
return wx.ConfigBase_Get().Read(FIND_MATCHREPLACE, "")
def GetFlags(self):
""" Load search parameters from registry """
config = wx.ConfigBase_Get()
flags = 0
if config.ReadInt(FIND_MATCHWHOLEWORD, False):
flags = flags | wx.FR_WHOLEWORD
if config.ReadInt(FIND_MATCHCASE, False):
flags = flags | wx.FR_MATCHCASE
if config.ReadInt(FIND_MATCHUPDOWN, False):
flags = flags | wx.FR_DOWN
if config.ReadInt(FIND_MATCHREGEXPR, False):
flags = flags | FindService.FR_REGEXP
if config.ReadInt(FIND_MATCHWRAP, False):
flags = flags | FindService.FR_WRAP
return flags
class FindDialog(wx.Dialog):
""" Find Dialog with regular expression matching and wrap to top/bottom of file. """
def __init__(self, parent, id, title, size, findString=None):
wx.Dialog.__init__(self, parent, id, title, size=size)
config = wx.ConfigBase_Get()
borderSizer = wx.BoxSizer(wx.VERTICAL)
gridSizer = wx.GridBagSizer(SPACE, SPACE)
lineSizer = wx.BoxSizer(wx.HORIZONTAL)
lineSizer.Add(wx.StaticText(self, -1, _("Find what:")), 0, wx.ALIGN_CENTER_VERTICAL|wx.RIGHT, SPACE)
if not findString:
findString = config.Read(FIND_MATCHPATTERN, "")
self._findCtrl = wx.TextCtrl(self, -1, findString, size=(200,-1))
lineSizer.Add(self._findCtrl, 0)
gridSizer.Add(lineSizer, pos=(0,0), span=(1,2))
choiceSizer = wx.BoxSizer(wx.VERTICAL)
self._wholeWordCtrl = wx.CheckBox(self, -1, _("Match whole word only"))
self._wholeWordCtrl.SetValue(config.ReadInt(FIND_MATCHWHOLEWORD, False))
self._matchCaseCtrl = wx.CheckBox(self, -1, _("Match case"))
self._matchCaseCtrl.SetValue(config.ReadInt(FIND_MATCHCASE, False))
self._regExprCtrl = wx.CheckBox(self, -1, _("Regular expression"))
self._regExprCtrl.SetValue(config.ReadInt(FIND_MATCHREGEXPR, False))
self._wrapCtrl = wx.CheckBox(self, -1, _("Wrap"))
self._wrapCtrl.SetValue(config.ReadInt(FIND_MATCHWRAP, False))
choiceSizer.Add(self._wholeWordCtrl, 0, wx.BOTTOM, SPACE)
choiceSizer.Add(self._matchCaseCtrl, 0, wx.BOTTOM, SPACE)
choiceSizer.Add(self._regExprCtrl, 0, wx.BOTTOM, SPACE)
choiceSizer.Add(self._wrapCtrl, 0)
gridSizer.Add(choiceSizer, pos=(1,0), span=(2,1))
self._radioBox = wx.RadioBox(self, -1, _("Direction"), choices = ["Up", "Down"])
self._radioBox.SetSelection(config.ReadInt(FIND_MATCHUPDOWN, 1))
gridSizer.Add(self._radioBox, pos=(1,1), span=(2,1))
buttonSizer = wx.BoxSizer(wx.VERTICAL)
findBtn = wx.Button(self, FindService.FINDONE_ID, _("Find Next"))
findBtn.SetDefault()
wx.EVT_BUTTON(self, FindService.FINDONE_ID, self.OnActionEvent)
cancelBtn = wx.Button(self, wx.ID_CANCEL)
wx.EVT_BUTTON(self, wx.ID_CANCEL, self.OnClose)
buttonSizer.Add(findBtn, 0, wx.BOTTOM, HALF_SPACE)
buttonSizer.Add(cancelBtn, 0)
gridSizer.Add(buttonSizer, pos=(0,2), span=(3,1))
borderSizer.Add(gridSizer, 0, wx.ALL, SPACE)
self.Bind(wx.EVT_CLOSE, self.OnClose)
self.SetSizer(borderSizer)
self.Fit()
self._findCtrl.SetFocus()
def SaveConfig(self):
""" Save find patterns and search flags to registry. """
findService = wx.GetApp().GetService(FindService)
if findService:
findService.SaveFindConfig(self._findCtrl.GetValue(),
self._wholeWordCtrl.IsChecked(),
self._matchCaseCtrl.IsChecked(),
self._regExprCtrl.IsChecked(),
self._wrapCtrl.IsChecked(),
self._radioBox.GetSelection(),
)
def DoClose(self):
self.SaveConfig()
self.Destroy()
def OnClose(self, event):
findService = wx.GetApp().GetService(FindService)
if findService:
findService.OnFindClose(event)
self.DoClose()
def OnActionEvent(self, event):
self.SaveConfig()
if wx.GetApp().GetDocumentManager().GetFlags() & wx.lib.docview.DOC_MDI:
if wx.GetApp().GetTopWindow().ProcessEvent(event):
return True
else:
view = wx.GetApp().GetDocumentManager().GetLastActiveView()
if view and view.ProcessEvent(event):
return True
return False
class FindReplaceDialog(FindDialog):
""" Find/Replace Dialog with regular expression matching and wrap to top/bottom of file. """
def __init__(self, parent, id, title, size, findString=None):
wx.Dialog.__init__(self, parent, id, title, size=size)
config = wx.ConfigBase_Get()
borderSizer = wx.BoxSizer(wx.VERTICAL)
gridSizer = wx.GridBagSizer(SPACE, SPACE)
gridSizer2 = wx.GridBagSizer(SPACE, SPACE)
gridSizer2.Add(wx.StaticText(self, -1, _("Find what:")), flag=wx.ALIGN_CENTER_VERTICAL, pos=(0,0))
if not findString:
findString = config.Read(FIND_MATCHPATTERN, "")
self._findCtrl = wx.TextCtrl(self, -1, findString, size=(200,-1))
gridSizer2.Add(self._findCtrl, pos=(0,1))
gridSizer2.Add(wx.StaticText(self, -1, _("Replace with:")), flag=wx.ALIGN_CENTER_VERTICAL, pos=(1,0))
self._replaceCtrl = wx.TextCtrl(self, -1, config.Read(FIND_MATCHREPLACE, ""), size=(200,-1))
gridSizer2.Add(self._replaceCtrl, pos=(1,1))
gridSizer.Add(gridSizer2, pos=(0,0), span=(1,2))
choiceSizer = wx.BoxSizer(wx.VERTICAL)
self._wholeWordCtrl = wx.CheckBox(self, -1, _("Match whole word only"))
self._wholeWordCtrl.SetValue(config.ReadInt(FIND_MATCHWHOLEWORD, False))
self._matchCaseCtrl = wx.CheckBox(self, -1, _("Match case"))
self._matchCaseCtrl.SetValue(config.ReadInt(FIND_MATCHCASE, False))
self._regExprCtrl = wx.CheckBox(self, -1, _("Regular expression"))
self._regExprCtrl.SetValue(config.ReadInt(FIND_MATCHREGEXPR, False))
self._wrapCtrl = wx.CheckBox(self, -1, _("Wrap"))
self._wrapCtrl.SetValue(config.ReadInt(FIND_MATCHWRAP, False))
choiceSizer.Add(self._wholeWordCtrl, 0, wx.BOTTOM, SPACE)
choiceSizer.Add(self._matchCaseCtrl, 0, wx.BOTTOM, SPACE)
choiceSizer.Add(self._regExprCtrl, 0, wx.BOTTOM, SPACE)
choiceSizer.Add(self._wrapCtrl, 0)
gridSizer.Add(choiceSizer, pos=(1,0), span=(2,1))
self._radioBox = wx.RadioBox(self, -1, _("Direction"), choices = ["Up", "Down"])
self._radioBox.SetSelection(config.ReadInt(FIND_MATCHUPDOWN, 1))
gridSizer.Add(self._radioBox, pos=(1,1), span=(2,1))
buttonSizer = wx.BoxSizer(wx.VERTICAL)
findBtn = wx.Button(self, FindService.FINDONE_ID, _("Find Next"))
findBtn.SetDefault()
wx.EVT_BUTTON(self, FindService.FINDONE_ID, self.OnActionEvent)
cancelBtn = wx.Button(self, wx.ID_CANCEL)
wx.EVT_BUTTON(self, wx.ID_CANCEL, self.OnClose)
replaceBtn = wx.Button(self, FindService.REPLACEONE_ID, _("Replace"))
wx.EVT_BUTTON(self, FindService.REPLACEONE_ID, self.OnActionEvent)
replaceAllBtn = wx.Button(self, FindService.REPLACEALL_ID, _("Replace All"))
wx.EVT_BUTTON(self, FindService.REPLACEALL_ID, self.OnActionEvent)
buttonSizer.Add(findBtn, 0, wx.BOTTOM, HALF_SPACE)
buttonSizer.Add(replaceBtn, 0, wx.BOTTOM, HALF_SPACE)
buttonSizer.Add(replaceAllBtn, 0, wx.BOTTOM, HALF_SPACE)
buttonSizer.Add(cancelBtn, 0)
gridSizer.Add(buttonSizer, pos=(0,2), span=(3,1))
borderSizer.Add(gridSizer, 0, wx.ALL, SPACE)
self.Bind(wx.EVT_CLOSE, self.OnClose)
self.SetSizer(borderSizer)
self.Fit()
self._findCtrl.SetFocus()
def SaveConfig(self):
""" Save find/replace patterns and search flags to registry. """
findService = wx.GetApp().GetService(FindService)
if findService:
findService.SaveFindConfig(self._findCtrl.GetValue(),
self._wholeWordCtrl.IsChecked(),
self._matchCaseCtrl.IsChecked(),
self._regExprCtrl.IsChecked(),
self._wrapCtrl.IsChecked(),
self._radioBox.GetSelection(),
self._replaceCtrl.GetValue()
)
#----------------------------------------------------------------------------
# Menu Bitmaps - generated by encode_bitmaps.py
#----------------------------------------------------------------------------
from wx import ImageFromStream, BitmapFromImage
import cStringIO
def getFindData():
return \
'\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x00\x10\x00\x00\x00\x10\x08\x06\
\x00\x00\x00\x1f\xf3\xffa\x00\x00\x00\x04sBIT\x08\x08\x08\x08|\x08d\x88\x00\
\x00\x00\x81IDAT8\x8d\xa5S\xc1\x16\xc0\x10\x0ckk\xff\xff\xc7d\x87\xad^U\r\
\x93S\xe5U$\n\xb3$:\xc1e\x17(\x19Z\xb3$\x9e\xf1DD\xe2\x15\x01x\xea\x93\xef\
\x04\x989\xea\x1b\xf2U\xc0\xda\xb4\xeb\x11\x1f:\xd8\xb5\xff8\x93\xd4\xa9\xae\
@/S\xaaUwJ3\x85\xc0\x81\xee\xeb.q\x17C\x81\xd5XU \x1a\x93\xc6\x18\x8d\x90\
\xe8}\x89\x00\x9a&\x9b_k\x94\x0c\xdf\xd78\xf8\x0b\x99Y\xb4\x08c\x9e\xfe\xc6\
\xe3\x087\xf9\xd0D\x180\xf1#\x8e\x00\x00\x00\x00IEND\xaeB`\x82'
def getFindBitmap():
return BitmapFromImage(getFindImage())
def getFindImage():
stream = cStringIO.StringIO(getFindData())
return ImageFromStream(stream)
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